KR102665150B1 - Receptacle Connector - Google Patents

Abstract

The present invention provides a plurality of first contacts that electrically connect a plug connector and a board, a plurality of second contacts that electrically connect the plug connector and the board, and insulation on which the first contacts and the second contacts are installed. It relates to a receptacle connector that includes a portion, wherein first contacts belonging to a first group among the first contacts can be formed to be thicker than first contacts belonging to a second group among the first contacts.

Description

Receptacle Connector

The present invention relates to a receptacle connector installed in an electronic device for connection with a plug connector.

Generally, a receptacle connector is coupled to a board provided in various electronic devices for connection to a corresponding plug connector. These receptacle connectors can be configured to satisfy Universal Serial Bus (USB) specifications.

Recently, there has been a demand for electronic devices to which receptacle connectors are applied to have high performance and miniaturization. As part of this, depending on the applied electronic device, there are cases where high current is required to be applied to the receptacle connector.

However, the receptacle connector according to the prior art has a problem in that it is not suitable for applying high current, because when the current increases due to the application of high current, a heating problem occurs due to an increase in temperature.

The present invention was developed to solve the above-mentioned problems, and is intended to provide a receptacle connector that can reduce heat generation problems due to application of high current.

In order to achieve the above problems, the present invention may include the following configuration.

The receptacle connector according to the present invention includes a plurality of first contacts electrically connecting the plug connector and the substrate; a plurality of second contacts electrically connecting the plug connector and the board; and an insulating portion where the first contacts and the second contacts are installed. Among the first contacts, first contacts belonging to the first group may be formed to be thicker than first contacts belonging to the second group among the first contacts. Among the second contacts, second contacts belonging to the first group may be formed to be thicker than second contacts belonging to the second group among the second contacts.

A receptacle connector according to the present invention includes a first connection member connected to a plug connector, a plurality of first contacts electrically connecting the plug connector and a substrate; a plurality of second contacts including a second connection member connected to the plug connector and electrically connecting the plug connector and the substrate; and an insulating portion where the first contacts and the second contacts are installed. The insulating unit includes an insulating body into which the first connection members and the second connection members are installed, a plurality of first insertion grooves into which the first connection members are inserted, and a plurality of second insertion grooves into which the second connection members are inserted. Can include a home. The insulating body may be formed to have a thickness of N (N is a real number greater than 0). Each of the first connection members may be formed to have a thickness of 1.5N/7 or more.

According to the present invention, the following effects can be achieved.

The present invention is implemented to increase the allowable current by lowering the size of the resistance of some or all of the contacts, so that not only can the heat generation problem caused by high current application be reduced, but also high current application can be implemented in a compact structure, so that it can be used in electronic devices. can contribute to miniaturization.

Since the present invention can be used to apply power to contacts with reduced resistance, it can not only improve the performance of electronic devices by implementing a fast charging function for electronic devices, but also improve the versatility applicable to various electronic devices. You can.

1 is a schematic perspective view of a receptacle connector according to the present invention.
Figure 2 is a schematic exploded perspective view of the receptacle connector according to the present invention
Figure 3 is a schematic plan view of the insulation portion in the receptacle connector according to the present invention.
4 is a schematic perspective view of an example of a first contact in the receptacle connector according to the present invention.
5 is a schematic side view of an example of a first contact in the receptacle connector according to the present invention.
Figure 6 is a schematic exploded cross-sectional view showing the insulating part, the first contact, and the second contact in the receptacle connector according to the present invention based on line II of Figure 3.
7 is a schematic perspective view of an example of a second contact in the receptacle connector according to the present invention.
8 is a schematic side view of an example of a first contact in the receptacle connector according to the present invention.
Figure 9 is a schematic cross-sectional view showing the insulation, first contact, and second contact in the receptacle connector according to the present invention, based on line II-II of Figure 1.
Figure 10 is a schematic cross-sectional view showing the insulating part, the first contact, and the second contact in the receptacle connector according to the present invention based on line II of Figure 3.
Figure 11 is a pin map for an embodiment in which the receptacle connector according to the present invention is implemented with 24 pins.
Figure 12 is a schematic front view showing the arrangement of connection members in an embodiment in which the receptacle connector according to the present invention is implemented with 24 pins.
Figure 13 is a pin map for an embodiment in which the receptacle connector according to the present invention is implemented with 14 pins.
Figure 14 is a schematic exploded cross-sectional view showing the insulating part, the first contact, and the second contact in the receptacle connector according to the modified embodiment of the present invention, based on line II of Figure 3.
Figure 15 is a schematic cross-sectional view of the insulating part, the first contact, and the second contact in the receptacle connector according to the modified embodiment of the present invention, based on line II of Figure 3.
FIGS. 16 and 17 are schematic cross-sectional views of the insulation portion and the midplate based on line II of FIG. 3 to illustrate the insulating hole of the midplate.

Hereinafter, embodiments of the receptacle connector according to the present invention will be described in detail with reference to the attached drawings.

Referring to Figures 1 to 3, the receptacle connector 1 according to the present invention is installed in various electronic devices for electrical connection between the plug connector and the board. The board is installed in the electronic device and may be, for example, a printed circuit board (PCB). The receptacle connector (1) according to the present invention includes a first contact (2), a second contact (3), and an insulating portion (4).

The first contact 2 electrically connects the plug connector and the board. The first contact 2 is connected to the plug connector while mounted on the board, thereby electrically connecting the plug connector and the board. The first contact 2 may be made of a conductive material.

The first contact 2 may be installed in the insulating portion 4. A plurality of first contacts 2 may be installed in the insulating portion 4. The first contacts 2 may be installed in the insulating portion 4 to be spaced apart from each other along the first axis direction (X-axis direction). With reference to FIGS. 4 and 5 , one first contact 2 among the first contacts 2 will be examined in detail as an example, as follows.

The first contact 2 may include a first connection member 21 and a first mounting member 22.

The first connecting member 21 is connected to the plug connector. The first contact 2 may be installed on the insulating part 4 so that the first connection member 21 is located on the upper side of the insulating part 4. The first connection member 21 may include a first connection surface 211. The first connection surface 211 is a portion of the first connection member 21 that is in direct contact with the plug connector and is connected to the plug connector. Based on FIG. 5, the first connection surface 211 may correspond to the upper surface of the first connection member 21.

The first mounting member 22 is mounted on the board. Accordingly, the plug connector connected to the first connection member 21 can be electrically connected to the board through the first mounting member 22. The first contact 2 may be installed on the insulating portion 4 such that the first mounting member 22 protrudes from the insulating portion 4 . The first contact 2 may be installed on the insulating portion 4 such that the first mounting member 22 is disposed parallel to the substrate.

The first contact 2 may include a first connection member 23.

The first connecting member 23 connects the first connecting member 21 and the first mounting member 22. The first connecting member 23 is located between the first connecting member 21 and the first mounting member 22. One side of the first connection member 23 may be coupled to the first connection member 21 and the other side may be coupled to the first mounting member 22 . The first connection member 23, the first mounting member 22, and the first connection member 21 may be formed integrally.

The first connection member 23 connects the first connection member 21 and the first mounting member 22 so that the first connection member 21 and the first mounting member 22 are located at different positions based on the first axis direction (X-axis direction). The member 21 and the first mounting member 22 can be connected. In this case, the first connection member 23 may include a first inclined member 231. The first inclined member 231 may be arranged to face an inclined direction at a predetermined angle based on the second axis direction (Y-axis direction). The second axis direction (Y-axis direction) is a direction perpendicular to the first axis direction (X-axis direction).

Accordingly, based on the first axis direction (X-axis direction), the first mounting members 22 may be arranged at narrower intervals than the first connection members 21. Therefore, the receptacle connector 1 according to the present invention reduces the gap between the first mounting members 22 when the first contacts 2 are connected to the board. The area occupied by the substrate can be reduced. Accordingly, the receptacle connector 1 according to the present invention can improve space utilization on the board. Depending on where the first contacts 2 are disposed relative to the first axis direction (X-axis direction), the first contacts 2 are implemented to face inclined directions at different angles. It may include an inclined member 231. Depending on the position of the first contacts 2 relative to the first axis direction (X-axis direction), at least one first contact 2 among the first contacts 2 has the first inclination. It may also include the first connection member 23 implemented without the member 231.

The first connection member 23 is configured so that the first connection member 21 and the first mounting member 22 are located at different positions based on the third axis direction (Z-axis direction). (21) and the first mounting member 22 may be connected. The third axis direction (Z-axis direction) is perpendicular to each of the first axis direction (X-axis direction) and the second axis direction (Y-axis direction) and may correspond to a height direction. In this case, the first connecting member 23 may include a first bending member 232. The first bending member 232 may be formed by bending based on the third axis direction (Z-axis direction). For example, the first bending member 232 may be formed by bending in a diagonal shape based on the third axis direction (Z-axis direction).

Referring to Figures 5 and 6, the receptacle connector 1 according to the present invention may include first contacts 2a belonging to the first group and first contacts 2b belonging to the second group. The first contacts 2a belonging to the first group and the first contacts 2b belonging to the second group are the first connection member 21 and the first contact member 21, respectively, as described in the first contact 2 above. It may include a first mounting member 22 and the first connecting member 23.

The first contacts 2a belonging to the first group may be formed to be thicker than the first contacts 2b belonging to the second group. That is, the thickness T1 of the first contact 2a belonging to the first group is greater than the thickness T2 of the first contact 2b belonging to the second group. Here, the thickness corresponds to the length based on the third axis direction (Z-axis direction). Accordingly, the receptacle connector 1 according to the present invention can achieve the following operational effects.

First, the receptacle connector 1 according to the present invention reduces the size of the resistance of each of the first contacts 2a belonging to the first group, so that each of the first contacts 2a belonging to the first group The allowable current can be increased. Accordingly, the receptacle connector 1 according to the present invention can reduce the heat generation problem caused by application of high current by using the first contacts 2a belonging to the first group. In addition, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the first contacts 2a belonging to the first group without increasing the number of the first contacts 2. , can contribute to miniaturizing electronic devices.

Second, the receptacle connector 1 according to the present invention can be implemented to use the first contacts 2a belonging to the first group to apply power. Accordingly, when the receptacle connector 1 according to the present invention is applied to electronic devices such as mobile phones and portable terminals, it provides a fast charging function for the electronic device using the first contacts 2a belonging to the first group. It can be implemented. Therefore, the receptacle connector 1 according to the present invention can not only improve the performance of electronic devices, but also improve versatility applicable to various electronic devices.

The first contacts 2a belonging to the first group may be formed to have the same overall thickness T1. The first contact 2b belonging to the second group may be formed to have the same overall thickness T2. The thickness T1 of the first contact 2a belonging to the first group may be 1.5 times or more than the thickness T2 of the first contact 2b belonging to the second group. For example, when the first contact 2b belonging to the second group is formed with a thickness T2 of 0.1 mm or more and 0.12 mm or less, the first contact 2a belonging to the first group has a thickness T1 of 0.15 mm or more. It can be formed as The thickness T1 of the first contact 2a belonging to the first group may be 1.5 times to 2 times the thickness T2 of the first contact 2b belonging to the second group. In this case, the first contact 2a belonging to the first group may be formed with a thickness T1 of 0.15 mm or more and 0.24 mm or less. The first contact 2a belonging to the first group may be formed with a thickness T1 of 0.2 mm.

When the thickness (T1) of the first contact (2a) belonging to the first group is implemented to be less than 1.5 times the thickness (T2) of the first contact (2b) belonging to the second group, the first group The first contact 2a belongs to a heat generation problem due to high current application and cannot be used for high current application. If the thickness (T1) of the first contact (2a) belonging to the first group is implemented to be more than twice the thickness (T2) of the first contact (2b) belonging to the second group, As the thickness of the first contact 2a increases, the distance from the second contact 3 becomes relatively shorter, which may cause signal noise. In the case where the thickness (T1) of the first contact (2a) belonging to the first group is implemented to be 1.5 times or more and 2 times or less than the thickness (T2) of the first contact (2b) belonging to the second group, the present invention The receptacle connector 1 according to not only reduces the heat generation problem due to high current application by using the first contacts 2a belonging to the first group, but also uses the first contact 2a belonging to the first group and There is an advantage in that signal noise generation between the second contacts 3 can be reduced.

Referring to Figures 3 and 6 to 8, the second contact 3 electrically connects the plug connector and the board. The second contact 3 is connected to the plug connector while mounted on the board, thereby electrically connecting the plug connector and the board. The second contact 3 may be made of a conductive material.

The second contact 3 may be installed on the insulating portion 4. A plurality of second contacts 3 may be installed in the insulating portion 4. The second contacts 3 may be installed on the insulating portion 4 to be spaced apart from each other along the first axis direction (X-axis direction). With reference to FIGS. 7 and 8 , one second contact 3 among the second contacts 3 will be examined in detail as an example, as follows.

The second contact 3 may include a second connection member 31 and a second mounting member 32.

The second connecting member 31 is connected to the plug connector. The second contact 3 may be installed on the insulating part 4 so that the second connection member 31 is located below the insulating part 4. The second connection member 31 may include a second connection surface 311. The second connection surface 311 is a portion of the second connection member 31 that is in direct contact with the plug connector and is connected to the plug connector. Based on FIG. 8, the second connection surface 311 may correspond to the upper surface of the second connection member 31.

The second mounting member 32 is mounted on the board. Accordingly, the plug connector connected to the second connection member 31 can be electrically connected to the board through the second mounting member 32. The second contact 3 may be installed on the insulating part 4 so that the second mounting member 32 protrudes from the insulating part 4 . The second contact 3 may be installed on the insulating portion 4 such that the second mounting member 32 is disposed parallel to the substrate.

The second contact 3 may include a second connection member 33.

The second connecting member 33 connects the second connecting member 31 and the second mounting member 32. The second connection member 33 is located between the second connection member 31 and the second mounting member 32. One side of the second connecting member 33 may be coupled to the second connecting member 31 and the other side may be coupled to the second mounting member 32. The second connection member 33, the second mounting member 32, and the second connection member 31 may be formed integrally.

The second connection member 33 is connected to the second connection member 31 so that the second connection member 31 and the second mounting member 32 are located at different positions based on the first axis direction (X-axis direction). The member 31 and the second mounting member 32 can be connected. In this case, the second connecting member 33 may include a second inclined member 331. The second inclined member 331 may be arranged to face an inclined direction at a predetermined angle based on the second axis direction (Y-axis direction).

Accordingly, based on the first axis direction (X-axis direction), the second mounting members 32 may be arranged at narrower intervals than the second connection members 31. Therefore, the receptacle connector 1 according to the present invention reduces the gap between the second mounting members 32 when the second contacts 3 are connected to the board. The area occupied by the substrate can be reduced. Accordingly, the receptacle connector 1 according to the present invention can improve space utilization on the board. Depending on where the second contacts 3 are arranged relative to the first axis direction (X-axis direction), the second contacts 3 are implemented to face inclined directions at different angles. It may include an inclined member 331. Depending on the position of the second contacts 3 relative to the first axis direction (X-axis direction), at least one second contact 3 among the second contacts 3 has the second inclination. It may also include a second connecting member 33 implemented without the member 331.

The second connection member 33 is connected to the second connection member 31 so that the second connection member 31 and the second mounting member 32 are located at different positions based on the third axis direction (Z-axis direction). The member 31 and the second mounting member 32 may be connected. In this case, the second connecting member 33 may include a second bending member 332. The second bending member 332 may be formed by bending based on the third axis direction (Z-axis direction). For example, the second bending member 332 may be formed by bending in a diagonal shape based on the third axis direction (Z-axis direction).

Referring to Figures 6 to 8, the receptacle connector 1 according to the present invention may include second contacts 3a belonging to the first group and second contacts 3b belonging to the second group. The second contacts 3a belonging to the first group and the second contacts 3b belonging to the second group are the second connection member 31 and the second contact member 31, respectively, as described in the second contact 3 above. It may include a second mounting member 32 and the second connecting member 33.

The second contacts 3a belonging to the first group may be formed to be thicker than the second contacts 3b belonging to the second group. That is, the thickness T3 of the second contact 3a belonging to the first group is greater than the thickness T4 of the second contact 3b belonging to the second group. Accordingly, the receptacle connector 1 according to the present invention can achieve the following operational effects.

First, the receptacle connector 1 according to the present invention reduces the size of the resistance of each of the second contacts 3a belonging to the first group, so that each of the second contacts 3a belonging to the first group The allowable current can be increased. Accordingly, the receptacle connector 1 according to the present invention can reduce the heat generation problem caused by application of high current by using the second contacts 3a belonging to the first group. In addition, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the second contacts 3a belonging to the first group without increasing the number of the second contacts 3. , can contribute to miniaturizing electronic devices.

Second, the receptacle connector 1 according to the present invention can be implemented to be used to apply power to the second contacts 3a belonging to the first group. Accordingly, when the receptacle connector 1 according to the present invention is applied to electronic devices such as mobile phones and portable terminals, it provides a fast charging function for the corresponding electronic devices using the second contacts 3a belonging to the first group. It can be implemented. Therefore, the receptacle connector 1 according to the present invention can not only improve the performance of electronic devices, but also improve versatility applicable to various electronic devices.

The second contacts 3a belonging to the first group may be formed to have the same overall thickness T3. The second contact 3b belonging to the second group may be formed to have the same overall thickness T4. The thickness T3 of the second contact 3a belonging to the first group may be 1.5 times or more than the thickness T4 of the second contact 3b belonging to the second group. For example, when the second contact (3b) belonging to the second group is formed to have a thickness (T4) of 0.1 mm or more and 0.12 mm or less, the second contact (3a) belonging to the first group has a thickness (T3) of 0.15 mm or more. It can be formed as The thickness T3 of the second contact 3a belonging to the first group may be 1.5 to 2 times the thickness T4 of the second contact 3b belonging to the second group. In this case, the second contact 3a belonging to the first group may be formed with a thickness T3 of 0.15 mm or more and 0.24 mm or less. The second contact 3a belonging to the first group may be formed with a thickness T3 of 0.2 mm.

When the thickness (T3) of the second contact (3a) belonging to the first group is implemented to be less than 1.5 times the thickness (T4) of the second contact (3b) belonging to the second group, the first group The second contact 3a belongs to a heat generation problem due to high current application and cannot be used for high current application. When the thickness (T3) of the second contact (3a) belonging to the first group is implemented to be more than twice the thickness (T4) of the second contact (3b) belonging to the second group, the first group As the thickness of the second contact 3a increases, the distance from the first contact 2 becomes relatively shorter, which may cause signal noise. In the case where the thickness T3 of the second contact 3a belonging to the first group is implemented to be 1.5 times to 2 times the thickness T4 of the second contact 3b belonging to the second group, the present invention The receptacle connector 1 according to not only reduces the heat generation problem due to high current application by using the second contacts 3a belonging to the first group, but also uses the second contact 3a belonging to the first group and There is an advantage in that signal noise generation between the first contacts 2 can be reduced.

The second contact 3a belonging to the first group and the first contact 2a belonging to the first group may be formed to have the same thickness. The second contact 3b belonging to the second group and the first contact 2b belonging to the second group may be formed to have the same thickness.

Referring to FIGS. 6 to 10, the insulating portion 4 supports the first contacts 2 and the second contacts 3. The first contacts 2 and the second contacts 3 may be installed in the insulating portion 4. The insulating part 4 may be arranged to be located between the first connection members 21 and the second connection members 31. Accordingly, the insulating portion 4 can insulate the first connecting members 21 and the second connecting members 31 from contacting each other. The first contacts 2 may be installed on the insulating part 4 so that the first connecting members 21 are located on the upper side of the insulating part 4. In this case, the first contacts 2 may be installed in the insulating portion 4 to be spaced apart from each other along the first axis direction (X-axis direction). The second contacts 3 may be installed on the insulating part 4 so that the second connection members 31 are located below the insulating part 4. In this case, the second contacts 3 may be installed in the insulating portion 4 to be spaced apart from each other along the first axis direction (X-axis direction). The first contacts 2 and the second contacts 3 may be installed on the insulating portion 4 through insert molding.

The insulating portion 4 may include an insulating body 41.

The insulating body 41 supports the first connection members 21 and the second connection members 31. The first connection members 21 and the second connection members 31 may be installed on the insulating body 41. The first connection members 21 may be installed on the insulating body 41 to be located above the second connection members 31 based on the vertical direction (Z-axis direction). In this case, the first connection members 21 may be installed on the insulating body 41 with the first connection surface 211 facing upward. The first connection members 21 may be installed on the insulating body 41 to be spaced apart from each other along the first axis direction (X-axis direction). The second connection members 31 may be installed on the insulating body 41 to be located below the first connection members 21 based on the vertical direction (Z-axis direction). In this case, the second connection members 31 may be installed on the insulating body 41 with the second connection surface 311 facing downward. The second connection members 31 may be installed on the insulating body 41 to be spaced apart from each other along the first axis direction (X-axis direction).

The insulating portion 4 may include a plurality of first insertion grooves 42 (shown in FIG. 6).

The first insertion grooves 42 are into which the first connecting members 21 are inserted. The first contacts 2 may be installed in the insulating portion 4 so that the first connecting members 21 are inserted into the first insertion grooves 42 . The first insertion grooves 42 may be formed on the upper surface 41a (shown in FIG. 6) of the insulating body 41. The first insertion grooves 42 may be formed by being recessed from the upper surface 41a of the insulating body 41 to a certain depth. The first insertion grooves 42 may be formed in the process of installing the first contacts 2 to the insulating portion 4 through insert molding. The first insertion grooves 42 may be formed to be spaced apart from each other along the first axis direction (X-axis direction).

In some of the first insertion grooves 42, first connection members 21 of the first contacts 2a belonging to the first group may be inserted. In some of the first insertion grooves 42, first connection members 21 of the first contacts 2b belonging to the second group may be inserted. The first insertion grooves 42a (shown in FIG. 6) into which the first connection members 21 of the first contacts 2a belonging to the first group are inserted are the first contacts 2b belonging to the second group. The first connection members 21 may be formed to have a greater depth than the first insertion grooves 42b (shown in FIG. 6) into which they are inserted. That is, the depth (D1, shown in FIG. 6) of the first insertion grooves 42a into which the first connection members 21 of the first contacts 2a belonging to the first group are inserted is, in the second group It is larger than the depth (D2, shown in FIG. 6) of the first insertion grooves 42b into which the first connection members 21 of the first contacts 2b belong. Here, the depth corresponds to the length based on the third axis direction (Z-axis direction).

Accordingly, the receptacle connector 1 according to the present invention has a greater thickness than the first contacts 2a belonging to the first group than the first contacts 2b belonging to the second group. It is possible to reduce the height difference between the first connection surfaces 211 of the first contacts 2a belonging to the first group and the first connection surfaces 211 of the first contacts 2b belonging to the second group. Accordingly, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the first contacts 2a belonging to the first group, and the plug connector has the first contact 2a belonging to the first group. It can be implemented to be smoothly connected to each of the contacts 2a and the first contacts 2b belonging to the second group.

The first insertion grooves 42a and 42b are the first connection surfaces 211 of the first contacts 2a belonging to the first group and the second contact surfaces 211 of the first contacts 2b belonging to the second group, respectively. The connection surfaces 211 may be formed to have depths D1 and D2 that are positioned at the same height. In this case, the first insertion grooves 42a into which the first connection members 21 of the first contacts 2a belonging to the first group are inserted are the thickness of the first contacts 2a belonging to the first group ( The first connection members 21 of the first contacts 2a belonging to the second group are inserted by a value obtained by subtracting the thickness T2 of the first contacts 2b belonging to the second group from T1). 1 Can be formed deeper than the insertion grooves 42b. Accordingly, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the first contacts 2a belonging to the first group, while the plug connector is capable of applying the first contacts 2a belonging to the first group. It can be implemented to connect more smoothly to each of the first contacts 2a and the first contacts 2b belonging to the second group.

The depth D1 of the first insertion grooves 42a into which the first connection members 21 of the first contacts 2a belonging to the first group are inserted is the depth D1 of the first contacts 2a belonging to the first group. It may be formed to be the same as the thickness T1 of the first connecting members 21. The depth D2 of the first insertion grooves 42b into which the first connection members 21 of the first contacts 2a belonging to the second group are inserted is the depth D2 of the first contacts 2b belonging to the second group. It may be formed to be the same as the thickness T2 of the first connecting members 21. Accordingly, in the receptacle connector 1 according to the present invention, when the first contacts 2a and 2b are installed in the insulating portion 4, the first connecting members 21 are connected to the insulating body 41. It is implemented so as not to protrude from the upper surface (41a). Accordingly, the receptacle connector 1 according to the present invention can be implemented with a more compact structure while being able to implement high current application. In this case, the first insertion grooves 42a and 42b are formed at a depth D1 and D2 that positions the first connection surfaces 211 at the same height as the upper surface 41a of the insulating body 41. It can be. The upper surface 41a of the insulating body 41 may correspond to the upper surface of a portion of the insulating body 41 formed with the maximum thickness.

The insulating portion 4 may include a plurality of second insertion grooves 43 (shown in FIG. 6).

The second insertion grooves 43 are into which the second connecting members 31 are inserted. The second contacts 3 may be installed in the insulating portion 4 so that the second connection members 31 are inserted into the second insertion grooves 43 . The second insertion grooves 43 may be formed on the lower surface 41b (shown in FIG. 6) of the insulating body 41. The second insertion grooves 43 may be formed by being recessed from the lower surface 41b of the insulating body 41 to a certain depth. The second insertion grooves 43 may be formed in the process of installing the second contacts 3 to the insulating portion 4 through insert molding. The second insertion grooves 43 may be formed to be spaced apart from each other along the first axis direction (X-axis direction).

Second connection members 31 of the second contacts 3a belonging to the first group may be inserted into some of the second insertion grooves 43. In some of the second insertion grooves 43, second connection members 31 of the second contacts 3b belonging to the second group may be inserted. The second insertion grooves 43a (shown in FIG. 6) into which the second connection members 31 of the second contacts 3a belonging to the first group are inserted are the second contacts 3b belonging to the second group. The second connection members 31 may be formed to have a greater depth than the second insertion grooves 43b (shown in FIG. 6) into which they are inserted. That is, the depth (D3, shown in FIG. 6) of the second insertion grooves (43a) into which the second connection members (31) of the second contacts (3a) belonging to the first group are inserted is in the second group. It is larger than the depth (D4, shown in FIG. 6) of the second insertion grooves 43b into which the second connection members 31 of the second contacts 3b belong.

Accordingly, the receptacle connector 1 according to the present invention has a greater thickness than the second contacts 3a belonging to the first group than the second contacts 3b belonging to the second group. The height difference between the second connection surfaces 311 of the second contacts 3a belonging to the first group and the second connection surfaces 311 of the second contacts 3b belonging to the second group can be reduced. Accordingly, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the second contacts 3a belonging to the first group, and the plug connector has the second contacts 3a belonging to the first group. It can be implemented to be smoothly connected to each of the contacts 3a and the second contacts 3b belonging to the second group.

The second insertion grooves 43a and 43b are respectively the second connection surfaces 311 of the second contacts 3a belonging to the first group and the second contact surfaces 311 of the second contacts 3b belonging to the second group. The connection surfaces 211 may be formed at depths D3 and D4 that are positioned at the same height as each other. In this case, the second insertion grooves 43a into which the second connection members 31 of the second contacts 3a belonging to the first group are inserted are the thickness of the second contacts 3a belonging to the first group ( The second connection members 31 of the second contacts 3a belonging to the second group are inserted by a value obtained by subtracting the thickness T4 of the second contacts 3b belonging to the second group from T3). It can be formed deeper than the 2 insertion grooves 43b. Accordingly, the receptacle connector 1 according to the present invention can implement high current application in a compact structure using the second contacts 3a belonging to the first group, while the plug connector is capable of applying a high current to the second contacts 3a belonging to the first group. It can be implemented to connect more smoothly to each of the two contacts 3a and the second contacts 3b belonging to the second group.

The depth D3 of the second insertion grooves 43a into which the second connection members 31 of the second contacts 3a belonging to the first group are inserted is the depth D3 of the second contacts 3a belonging to the first group. It may be formed to be the same as the thickness T3 of the second connecting members 31. The depth D4 of the second insertion grooves 43b into which the second connection members 31 of the second contacts 3a belonging to the second group are inserted is the depth D4 of the second contacts 3b belonging to the second group. It may be formed to be the same as the thickness T4 of the second connecting members 31. Accordingly, in the receptacle connector 1 according to the present invention, when the second contacts 3a and 3b are installed in the insulating portion 4, the second connecting members 31 are connected to the insulating body 41. It is implemented so as not to protrude from the lower surface (41b). Accordingly, the receptacle connector 1 according to the present invention can be implemented with a more compact structure while being able to implement high current application. In this case, the second insertion grooves 43a and 43b are formed at depths D3 and D4 that position the second connection surfaces 311 at the same height as the lower surface 41b of the insulating body 41. It can be. The lower surface 41b of the insulating body 41 may correspond to the bottom of a portion of the insulating body 41 formed with the maximum thickness.

Referring to FIGS. 1 and 9 , the insulating portion 4 may include a coupling member 44 .

The coupling member 44 is formed to protrude outward from the insulating body 41. First connection members 23 of the first contacts 2 and second connection members 33 of the second contacts 3 may be located in the coupling member 44 . The first contacts 2 and the second contacts 3 are connected to the insulating part such that the first connection members 23 and the second connection members 33 are located inside the coupling member 44. It can be installed in (4). The first mounting members 22 of the first contacts 2 and the second mounting members 32 of the second contacts 3 may be arranged to protrude from the coupling member 44 . The first contacts 2 and the second contacts 3 are connected to the first mounting members 22 and the second mounting members in a direction from the insulating body 41 toward the coupling member 44 ( 32) may be installed on the insulating portion 4 so as to protrude from the coupling member 44.

Referring to FIGS. 1 and 9 , the receptacle connector 1 according to the present invention may include a shell 5.

The shell 5 provides a connection space where the plug connector is connected to the first contacts 2 and the second contacts 3. The plug connector moves in the insertion direction (ID arrow direction, shown in FIG. 9) and is inserted into the interior of the shell 5, thereby connecting to the first contacts 2 and the second contacts 3. It can be. When the receptacle connector 1 according to the present invention conforms to the USB Type-C standard, the plug connector may be connected to a portion of the first contacts 2 and a portion of the second contacts 3. The plug connector can be separated from the first contacts 2 and the second contact 3 by moving in the separation direction (SD arrow direction, shown in FIG. 9) and separating from the shell 5. . The separation direction (SD arrow direction) and the insertion direction (ID arrow direction) may be opposite directions.

The shell 5 may support the insulating portion 4. The insulating portion 4 is moved in the separation direction (SD arrow direction) and inserted into the interior of the shell 5 while the first contacts 2 and the second contacts 3 are coupled. You can. Accordingly, the insulating portion 4 can be installed in the shell 5 so that the first connecting members 21 and the second connecting members 31 are located inside the shell 5. In this case, the insulating portion 4 may be installed in the shell 5 so that the insulating body 41 is located inside the shell 5. The insulating part 4 may be installed in the shell 5 so that the first mounting members 22 and the second mounting members 32 are located outside the shell 5. The insulating portion 4 can be installed in the shell 5 by fixing the coupling member 44 located inside the shell 5 to the shell 5 through welding or the like.

Here, Figure 11 is a pin map illustrating the case where the receptacle connector 1 according to the present invention is implemented with 14 pins, and includes a plug connector 200a in the first state and a plug in the second state. The pin map for the connector 200b is also displayed. The plug connector 200b in the second state is the plug connector 200a in the first state turned over, and the numbers 1 and 2 written together with the letters in FIG. 11 indicate the directionality. The number 1 is related to the plug connector 200a in the first state, and the number 2 is related to the plug connector 200b in the second state. Those in which numbers are not written together and only letters are displayed are commonly used for the plug connector 200a in the first state and the plug connector 200b in the second state. In this case, the first contacts 2a belonging to the first group and the second contacts 3a belonging to the first group are the plug connector 200a in the first state and the plug connector in the second state ( 200b) can be installed on the insulating part 2 to be connected to both. Figure 12 illustrates the case where the receptacle connector 1 according to the present invention is implemented with 14 pins, showing the first connection members 21 of the first contacts 2 and the second connection members of the second contacts 3 ( This is a schematic front view showing 31).

Referring to FIGS. 1 to 12, the receptacle connector 1 according to the present invention is not only in the case where the plug connector is in the first state, but also in a second state in which the plug connector is inverted from the first state. Even in this case, it can be implemented to be accessible. That is, the receptacle connector 1 according to the present invention can be implemented to be connectable regardless of the direction of the plug connector. Accordingly, the receptacle connector 1 according to the present invention is implemented so that the plug connector can be connected to the board no matter which direction the plug connector is facing among the first state and the second state, so that it can be used in a narrow space, It can be implemented so that it can be easily used even in dark spaces.

To this end, in the receptacle connector 1 according to the present invention, the first contacts 2 and the second contacts 3 may be implemented as follows.

First, the first contacts 2 are, from left to right based on FIGS. 11 and 12, a first ground contact 21a (GND) for grounding, and a first power contact 22a (22a) for power supply. VBUS), first recognition contact (21b) (CC1) for plug connector recognition, two first data contacts (22b) (D1+, D1-) for data transmission, first power contact (22a') for power supply ), and a first ground contact 21a' for grounding.

Next, the second contacts 3 are, from left to right based on FIGS. 11 and 12, a second ground contact 31a (GND) for grounding, and a second power contact 32a (GND) for power supply. VBUS), two second data contacts (32b) (D2-, D2+) for data transmission, second recognition contact (31b) (CC2) for plug connector recognition, second power contact (32a') for power supply ) (VBUS), and a second ground contact (31a') (GND) for grounding.

These first contacts 2 and the second contacts 3 are common contacts that are commonly used for connection to both the first state plug connector 200a and the second state plug connector 200b. , a first contact array used only for connection to the plug connector 200a in the first state, and a second contact array used only for connection to the plug connector 200b in the second state. .

Among the first contacts 2, the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' (VBUS) belong to the common contact. Among the second contacts 3, the second ground contacts 31a and 31a' (GND) and the second power contacts 32a and 32a' (VBUS) belong. Contacts hatched diagonally in FIG. 11 belong to the common contacts. Among the first contacts 2, the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' (VBUS) are insulated to belong to the first group. It can be installed in part (4). That is, among the first contacts 2, those belonging to the common contact may constitute first contacts 2a belonging to the first group. Among the second contacts 3, the second ground contacts 31a, 31a' (GND) and the second power contacts 32a, 32a' (VBUS) are insulated to belong to the first group. It can be installed in part (4). That is, among the second contacts 3, those belonging to the common contact may constitute second contacts 3b belonging to the first group.

Among the first contacts 2, the first recognition contact 21b (CC1) and the first data contact 22b (D1+, D1-) belong to the first contact array. Accordingly, the plug connector 200a in the first state includes the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' among the first contacts 2. ) (VBUS), connected to the first recognition contact (21b) (CC1), and the first data contact (22b) (D1+, D1-), and the second ground among the second contacts (3) By being connected to the contacts 31a and 31a' (GND) and the second power contacts 32a and 32a' (VBUS), they can be electrically connected to the substrate. Among the first contacts 2, those belonging to the first contact array may constitute first contacts 2b belonging to the second group.

Among the second contacts 3, the second data contact 32b (D2-, D2+) and the second recognition contact 31b (CC2) belong to the second contact array. Accordingly, the plug connector 200b in the second state includes the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' among the first contacts 2. ) (VBUS), and among the second contacts (3), the second ground contacts (31a, 31a') (GND), the second power contacts (32a, 32a') (VBUS), By being connected to the second data contact (32b) (D2-, D2+) and the second recognition contact (31b) (CC2), it can be electrically connected to the board. Among the second contacts 3, those belonging to the second contact array may constitute second contacts 3b belonging to the second group.

As such, the receptacle connector 1 according to the present invention is implemented with 14 pins to satisfy the USB Type-C standard among the USB standards, so that it can be easily used even in narrow spaces, dark spaces, etc.

Here, Figure 13 is a pin map illustrating the case where the receptacle connector 1 according to the present invention is implemented with 24 pins, and is connected to the plug connector 200a in the first state and the plug connector 200b in the second state. A pin map for this is also displayed. In Figure 13, the numbers 1 and 2 written alongside the letters indicate directionality. The number 1 is related to the plug connector 200a in the first state, and the number 2 is related to the plug connector 200b in the second state. Those in which numbers are not written together and only letters are displayed are commonly used for the plug connector 200a in the first state and the plug connector 200b in the second state. In this case, the first contacts 2a belonging to the first group and the second contacts 3a belonging to the first group are the plug connector 200a in the first state and the plug connector in the second state ( 200b) can be installed on the insulating part 2 to be connected to both.

Referring to FIGS. 1 to 13, the receptacle connector 1 according to the present invention may be implemented with the first contacts 2 and the second contacts 3 as follows.

First, the first contacts 2 are, from left to right with reference to FIG. 13, a first ground contact 21a (GND) for grounding, and two first transmission contacts 23b (23b) for high-speed signal transmission. TX1+, TX1-), first power contact (22a) (VBUS) for power supply, first recognition contact (21b) (CC1) for plug connector recognition, two first data contacts (22b) for data transmission (D1+, D1-), first auxiliary contact (24b) (SBU1), first power contact (22a') for power supply, two first transmission contacts (23b') for high-speed signal transmission (RX2-, RX2+), and a first ground contact 21a' for grounding. The first auxiliary contact 24b (SBU1) is a contact for sideband use.

Next, the second contacts 3 are, from left to right with reference to FIG. 13, a second ground contact 31a (GND) for grounding, and two second transmission contacts 33b for high-speed signal transmission ( RX1+, RX1-), second power contact (32a) (VBUS) for power supply, second auxiliary contact (34b) (SBU2), two second data contacts (32b) (D2-, D2+) for data transmission ), second recognition contact (31b) (CC2) for plug connector recognition, second power contact (32a') (VBUS) for power supply, two second transmission contacts (33b') for high-speed signal transmission ( It may include TX2-, TX2+), and a second ground contact 31a' (GND) for grounding. The second auxiliary contact 34b (SBU2) is a contact for sideband use.

These first contacts 2 and the second contacts 3 are common contacts that are commonly used for connection to both the first state plug connector 200a and the second state plug connector 200b. , a first contact array used only for connection to the plug connector 200a in the first state, and a second contact array used only for connection to the plug connector 200b in the second state. .

Among the first contacts 2, the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' (VBUS) belong to the common contact. Among the second contacts 3, the second ground contacts 31a and 31a' (GND) and the second power contacts 32a and 32a' (VBUS) belong. Contacts hatched with diagonal lines in FIG. 13 belong to the common contacts. Among the first contacts 2, the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' (VBUS) are insulated to belong to the first group. It can be installed in part (4). That is, among the first contacts 2, those belonging to the common contact may constitute first contacts 2a belonging to the first group. Among the second contacts 3, the second ground contacts 31a, 31a' (GND) and the second power contacts 32a, 32a' (VBUS) are insulated to belong to the first group. It can be installed in part (4). That is, among the second contacts 3, those belonging to the common contact may constitute second contacts 3b belonging to the first group.

Among the first contacts 2, the first contact array includes the first transmission contact 23b (TX1+, TX1-), the first recognition contact 21b (CC1), and the first data contact 22b. (D1+, D1-), to which the first auxiliary contact (24b) (SBU1) belongs, and among the second contacts (3), to which the second transmission contact (33b) (RX1+, RX1-) belongs. Accordingly, the plug connector 200a in the first state includes the first ground contacts 21a and 21a' (GND), the first transmission contact 23b (TX1+, TX1-), the first power contacts (22a, 22a') (VBUS), the first recognition contact (21b) (CC1), the first data contact (22b) (D1+, D1-), and the first 1 is connected to the auxiliary contact 24b (SBU1), and among the second contacts 3, the second ground contacts 31a, 31a' (GND), the second transmission contact 33b (RX1+, RX1-), can be electrically connected to the board by being connected to the second power contacts 32a and 32a' (VBUS).

Among the first contacts 2, the first transmission contact 23b' (RX2-, RX2+) belongs to the second contact array, and among the second contacts 3, the second auxiliary contact 34b ) (SBU2), the second data contact (32b) (D2-, D2+), the second recognition contact (31b) (CC2), and the second transmission contact (33b') (TX2-, TX2+). Accordingly, the plug connector 200b in the second state includes the first ground contacts 21a and 21a' (GND) and the first power contacts 22a and 22a' among the first contacts 2. ) (VBUS), connected to the first transmission contact (23b') (RX2-, RX2+), and the second ground contacts (31a, 31a') (GND) among the second contacts (3), The second power contacts (32a, 32a') (VBUS), the second auxiliary contact (34b) (SBU2), the second data contact (32b) (D2-, D2+), and the second recognition contact (31b) ) (CC2), and the second transmission contact (33b') (TX2-, TX2+), so that it can be electrically connected to the substrate.

Among the first contacts 2, those belonging to the first contact array and the second contact array may constitute first contacts 2b belonging to the second group. Among the second contacts 3, those belonging to the first contact array and the second contact array may constitute second contacts 3b belonging to the second group.

As such, the receptacle connector 1 according to the present invention is implemented with 24 pins to satisfy the USB Type-C standard among the USB standards, so that it can be easily used even in narrow spaces, dark spaces, etc.

Referring to FIGS. 1 to 3, 14, and 15, the receptacle connector 1 according to a modified embodiment of the present invention has a thickness difference between the first contacts 2 and the second contact 2. It can be implemented to reduce heat generation problems due to application of high current without using differences in thickness. Since the receptacle connector 1 according to the modified embodiment of the present invention is implemented to be substantially identical to the receptacle connector 1 according to the present invention described above, the following description will focus on parts where there are differences.

First, the insulating body 41 may be formed to have a thickness (T5, shown in FIG. 14) of N (N is a real number greater than 0). For example, the insulating body 41 may be formed to have a thickness (T5) of 0.7 mm. The thickness T5 of the insulating body 41 corresponds to the distance between the upper and lower surfaces of the portion formed with the maximum thickness in the insulating body 41 based on the third axis direction (Z-axis direction). You can.

Next, the first connection members 21 of the first contacts 2 may each be formed to have a thickness (T6, shown in FIG. 14) of 1.5N/7 or more. For example, when the insulating body 41 is formed to have a thickness (T5) of 0.7 mm, the first connection members 21 may be formed to have a thickness (T6) of 0.15 mm or more. The first connection members 21 may be formed to have the same thickness T6 as the first contacts 2a (shown in FIG. 6) belonging to the first group in the receptacle connector 1 according to the present invention described above. You can. In this case, the first connection members 21 may be formed to have a thickness T6 that is 1.5 times or more than that of the first contacts 2b (shown in FIG. 6) belonging to the second group.

Accordingly, the receptacle connector 1 according to a modified embodiment of the present invention can achieve the following operational effects.

First, the receptacle connector 1 according to a modified embodiment of the present invention increases the allowable current for each of the first contacts 2 by lowering the size of the resistance of each of the first contacts 2. You can do it. Accordingly, the receptacle connector 1 according to a modified embodiment of the present invention can reduce the heat generation problem caused by application of high current by using the first contacts 2. In addition, the receptacle connector 1 according to a modified embodiment of the present invention can implement high current application in a compact structure without increasing the number of first contacts 2, thereby contributing to miniaturizing electronic devices.

Second, the receptacle connector 1 according to a modified embodiment of the present invention can be implemented to use some of the first contacts 2 to apply power. Accordingly, when applied to electronic devices such as mobile phones and portable terminals, the receptacle connector 1 according to a modified embodiment of the present invention uses some of the first contacts 2 to rapidly connect the corresponding electronic devices. A charging function can be implemented. Therefore, the receptacle connector 1 according to a modified embodiment of the present invention can not only improve the performance of electronic devices, but also improve versatility applicable to various electronic devices.

Third, in the receptacle connector 1 according to a modified embodiment of the present invention, all of the first contacts 2 have a greater thickness than the first contact 2b (shown in FIG. 6) belonging to the second group. In addition, all of the first contacts 2 may be formed to have the same thickness. Accordingly, the receptacle connector 1 according to the modified embodiment of the present invention can implement high current application, while improving the ease of the insert molding process for installing the first contacts 2 to the insulating portion 4. There is an advantage to being able to do it.

The first connection members 21 of the first contacts 2 may each be formed to have a thickness T6 of 1.5N/7 or more and 2.4N/7 or less. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the first connecting members 21 may be formed to have a thickness T6 of 0.15 mm or more and 0.24 mm or less.

When the thickness T6 of the first connection members 21 is less than 1.5N/7, the first contacts 2 have a heating problem due to high current application and cannot be used for high current application. When the thickness T6 of the first connection members 21 is implemented to exceed 2.4N/7, the first contacts 2 are relatively spaced apart from the second contact 3 due to the increase in thickness. There is a risk of signal noise occurring as the is shortened. When the thickness T6 of the first connection members 21 is implemented to be 1.5N/7 or more and 2.4N/7 or less, the receptacle connector 1 according to a modified embodiment of the present invention has the first contact ( 2), there is an advantage in that not only can the heat generation problem caused by application of high current be reduced, but also the generation of signal noise between the first contacts 2 and the second contacts 3 can be reduced.

The first connecting members 21 may each be formed to have a thickness T6 of 2N/7. In this case, when the insulating body 41 is formed to have a thickness (T5) of 0.7 mm, the first connection members 21 may be formed to have a thickness (T6) of 0.2 mm.

The first contacts 2 may each have an overall thickness of 1.5N/7 or more and 2.4N/7 or less. In this case, each of the first connection member 21, the first mounting member 22, and the first connection member 23 may be formed to have a thickness of 1.5N/7 or more and 2.4N/7 or less. Accordingly, the receptacle connector 1 according to the modified embodiment of the present invention can further improve the ease of the insert molding process for installing the first contacts 2 to the insulating portion 4. Each of the first contacts 2 may be formed to have an overall thickness of 2N/7.

Next, the first insertion grooves 42 are connected to the first connection members 21 of the first contacts 2a (shown in FIG. 6) belonging to the first group in the receptacle connector 1 according to the present invention described above. They may be formed to have the same depth D5 as the first insertion groove 42a (shown in FIG. 6) into which they are inserted. In this case, the first insertion grooves 42 are first insertion grooves 42b (Figure 6) into which the first connection members 21 of the first contacts (2b, shown in Figure 6) belonging to the second group are inserted. It can be formed at a greater depth (D5) than (shown in).

The first insertion grooves 42 each have a depth D5 (FIG. 14) that positions the first connection surfaces 211 of the first connection members 21 at the same height as the upper surface 41a of the insulating body 41. (shown in) may be formed. When the first connection members 21 are each formed with a thickness T6 of 1.5 N/7 or more, the first insertion grooves 42 may each be formed with a depth D5 of 1.5 N/7 or more. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, each of the first insertion grooves 42 may be formed to have a depth D5 of 0.15 mm or more.

Accordingly, the receptacle connector 1 according to a modified embodiment of the present invention is configured such that the first contacts 2 are insulated so that the first connection members 21 are inserted into each of the first insertion grooves 42. When installed in the part 4, the first connection members 21 can be implemented so that they do not protrude from the upper surface 41a of the insulating body 41. Accordingly, the receptacle connector 1 according to the present invention can be implemented with a more compact structure while being able to implement high current application.

The first insertion grooves 42 may each be formed to have a depth D5 of 1.5N/7 or more and 2N/7 or less. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the first insertion grooves 42 may each be formed to have a depth D5 of 0.15 mm or more and 0.24 mm or less. In this case, the first contacts 2 may each be formed to have an overall thickness of 0.15 mm or more and 0.24 mm or less.

The first insertion grooves 42 may each be formed to a depth D5 of 2N/7. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the first insertion grooves 42 may each be formed to have a depth D5 of 0.2 mm. In this case, each of the first contacts 2 may be formed to have an overall thickness of 0.2 mm.

Next, the second connection members 31 of the second contacts 3 may each be formed to have a thickness (T7, shown in FIG. 14) of 1.5N/7 or more. For example, when the insulating body 41 is formed to have a thickness (T5) of 0.7 mm, the second connection members 31 may be formed to have a thickness (T7) of 0.15 mm or more. The second connection members 31 may be formed with the same thickness T7 as the second contacts 3a (shown in FIG. 6) belonging to the first group in the receptacle connector 1 according to the present invention described above. You can. In this case, the second connection members 31 may be formed with a thickness T7 that is 1.5 times or more than that of the second contacts 3b (shown in FIG. 6) belonging to the second group.

Accordingly, the receptacle connector 1 according to a modified embodiment of the present invention can achieve the following operational effects.

First, the receptacle connector 1 according to a modified embodiment of the present invention increases the allowable current for each of the second contacts 3 by lowering the size of the resistance of each of the second contacts 3. You can do it. Accordingly, the receptacle connector 1 according to a modified embodiment of the present invention can reduce the heat generation problem caused by application of high current by using the second contacts 3. In addition, the receptacle connector 1 according to a modified embodiment of the present invention can implement high current application in a compact structure without increasing the number of second contacts 3, thereby contributing to miniaturizing electronic devices.

Second, the receptacle connector 1 according to a modified embodiment of the present invention can be implemented to use some of the second contacts 3 to apply power. Accordingly, when applied to electronic devices such as mobile phones and portable terminals, the receptacle connector 1 according to a modified embodiment of the present invention uses some of the second contacts 3 to rapidly connect the corresponding electronic devices. A charging function can be implemented. Therefore, the receptacle connector 1 according to a modified embodiment of the present invention can not only improve the performance of electronic devices, but also improve versatility applicable to various electronic devices.

Third, in the receptacle connector 1 according to the modified embodiment of the present invention, all of the second contacts 3 have a greater thickness than the second contact 3b (shown in FIG. 6) belonging to the second group. In addition, all of the second contacts 3 may be formed to have the same thickness. Accordingly, the receptacle connector 1 according to the modified embodiment of the present invention can implement high current application, while improving the ease of the insert molding process for installing the second contacts 3 to the insulating portion 4. There is an advantage to being able to do it.

The second connection members 31 of the second contacts 3 may each be formed to have a thickness T7 of 1.5N/7 or more and 2.4N/7 or less. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the second connection members 31 may be formed to have a thickness T7 of 0.15 mm or more and 0.24 mm or less.

When the thickness T7 of the second connection members 31 is less than 1.5N/7, the first contacts 2 have a heating problem due to high current application and cannot be used for high current application. When the thickness T7 of the second connection members 31 is implemented to exceed 2.4N/7, the first contacts 2 are relatively spaced apart from the second contact 3 due to the increase in thickness. There is a risk of signal noise occurring as the is shortened. When the thickness (T7) of the second connection members 31 is implemented to be 1.5N/7 or more and 2.4N/7 or less, the receptacle connector 1 according to a modified embodiment of the present invention has the second contact ( 3), there is an advantage in that not only can the heat generation problem caused by application of high current be reduced, but also the generation of signal noise between the second contacts 3 and the first contact 2 can be reduced.

Each of the second connection members 31 may be formed to have a thickness (T7) of 2N/7. In this case, when the insulating body 41 is formed to have a thickness (T5) of 0.7 mm, the second connection members 31 may be formed to have a thickness (T7) of 0.2 mm.

Each of the second contacts 3 may be formed to have an overall thickness of 1.5N/7 or more and 2.4N/7 or less. In this case, each of the second connection member 31, the first mounting member 22, and the first connection member 23 may be formed to have a thickness of 1.5 N/7 or more and 2.4 N/7 or less. Accordingly, the receptacle connector 1 according to the modified embodiment of the present invention can further improve the ease of the insert molding process for installing the second contacts 3 to the insulating portion 4. Each of the second contacts 3 may be formed to have an overall thickness of 2N/7.

The second connection members 31 and the first connection members 21 may each be formed to have the same thickness (T7, T6). The second contacts 3 and the first contacts 2 may each be formed to have the same overall thickness. Accordingly, the receptacle connector 1 according to the modified embodiment of the present invention has the ease of an insert molding process for installing the second contacts 3 and the first contacts 2 to the insulating portion 4. can be further improved.

Next, the second insertion grooves 43 are connected to the second connection members 31 of the second contacts 3a (shown in FIG. 6) belonging to the first group in the receptacle connector 1 according to the present invention described above. They may be formed to have the same depth D6 as the second insertion groove 43a (shown in FIG. 6) into which they are inserted. In this case, the second insertion grooves 43 are second insertion grooves 43b (Figure 6) into which the second connection members 31 of the second contacts (3b, shown in Figure 6) belonging to the second group are inserted. It can be formed at a greater depth (D6) than (shown in).

The second insertion grooves 43 each have a depth (D6, Figure 14) that positions the second connection surfaces 311 of the second connection members 31 at the same height as the lower surface 41b of the insulating main body 41. (shown in) may be formed. When the second connection members 31 are each formed with a thickness T7 of 1.5N/7 or more, the second insertion grooves 43 may each be formed with a depth D6 of 1.5N/7 or more. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, each of the second insertion grooves 43 may be formed to have a depth D6 of 0.15 mm or more.

Accordingly, in the receptacle connector 1 according to a modified embodiment of the present invention, the second contacts 3 are insulated so that the second connection members 31 are inserted into each of the second insertion grooves 43. When installed in the portion 4, the second connection members 31 may be implemented so as not to protrude from the lower surface 41b of the insulating body 41. Accordingly, the receptacle connector 1 according to the present invention can be implemented with a more compact structure while being able to implement high current application. The second insertion grooves 43 and the first insertion grooves 42 may be formed to have the same depth (D6, D5).

The second insertion grooves 43 may each be formed to have a depth D6 of 1.5N/7 or more and 2N/7 or less. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the second insertion grooves 43 may each be formed to have a depth D6 of 0.15 mm or more and 0.24 mm or less. In this case, each of the second contacts 3 may be formed to have an overall thickness of 0.15 mm or more and 0.24 mm or less.

The second insertion grooves 43 may each be formed to a depth D6 of 2N/7. For example, when the insulating body 41 is formed to have a thickness T5 of 0.7 mm, the second insertion grooves 43 may each be formed to have a depth D6 of 0.2 mm. In this case, each of the second contacts 3 may be formed to have an overall thickness of 0.2 mm.

Referring to FIG. 16, in the receptacle connector 1 according to the present invention and the receptacle connector 1 according to a modified embodiment of the present invention, a mid plate 6 may be installed on the insulating body 41. .

The mid plate 6 may be installed on the insulating body 41 so as to be located inside the insulating body 41. Based on the third axis direction (Z-axis direction), the mid plate 6 is positioned between the first connection members 21 and the second connection members 31. Can be installed inside.

The mid plate 6 may include a grounding body 61 and an insulating hole 62.

The grounding body 61 may be installed on the insulating body 41 so as to be located inside the insulating body 41. The ground body 61 is grounded.

The insulating hole 62 may be formed to penetrate the grounding body 61. The insulating hole 62 is disposed between the first power contact 22a and the second power contact 32a. In this case, the insulating hole 62 may be positioned between the first connection member 21 of the first power contact 22a and the second connection member 31 of the second power contact 32a. there is. Accordingly, the insulation hole 62 can increase the insulation distances S1 and S2 of each of the first power contact 22a and the second power contact 32a from the ground body 61. Therefore, the mid plate 6 reduces the risk of a short circuit occurring between the first power contact 22a, the second power contact 32a, and the ground body 61 through the insulating hole 62. , it is possible to implement a burnout prevention structure for the first power contact (22a), the second power contact (32a), and the ground body 61.

When a plurality of first power contacts (22a, 22a') and a plurality of second power contacts (32a, 32a') are provided as shown in FIGS. 11 and 13, the power contacts shown in FIGS. 16 and 17 As shown, the insulating hole 62 may be positioned between the first power contacts 22a and 22a' and the second power contacts 32a and 32'. In this case, the insulating hole 62 is connected to the first connection members 21 of the first power contacts 22a and 22a' and the second connection members of the second power contacts 32a and 32a' ( 31) can be arranged to be located between them. Accordingly, the insulation hole 62 has an insulation distance S1 at which the first power contacts 22a and 22a' are separated from the ground body 61, and the second power contacts 32a and 32a'. ) can increase the entire insulation distance (S2) away from the grounding body 61. Accordingly, the mid plate 6 connects the first power contacts 22a and 22a', the second power contacts 32a and 32', and the ground body 61 through the insulating hole 62. By reducing the risk of a short circuit occurring between the devices, a burnout prevention structure can be implemented for the first power contacts (22a, 22a'), the second power contacts (32a, 32'), and the ground body (61). there is.

The insulating hole 62 is formed by penetrating a portion of the ground body 61 located between the first power contacts 22a and 22a' and the second power contacts 22b and 22b'. It can be implemented. The insulating hole 62 may be implemented by arranging two or more ground bodies 61 to be spaced apart from each other based on the first axis direction (X-axis direction).

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and it is common in the technical field to which the present invention pertains that various substitutions, modifications, and changes are possible without departing from the technical spirit of the present invention. It will be clear to those who have the knowledge of.

1: Receptacle connector 2: First contact
3: Second contact 4: Insulating part
5: Shell 21: First connection member
22: first mounting member 23: first connecting member
31: second connection member 32: second mounting member
33: second connecting member 41: insulating body
42: first insertion groove 43: second insertion groove
44: coupling member

Claims (15)

A plurality of devices electrically connect a plug connector and a board, and have a first mounting member at one end for mounting on the board, and a first connection member connected to the plug connector at the other end and facing the plug connector. 1 contact;
Electrically connecting the plug connector and the board, a second mounting member is provided at one end for mounting on the board, and a second connection member is connected to the plug connector at the other end and faces the plug connector in a connected state. a plurality of second contacts; and
An insulating portion including a plurality of first insertion grooves on one side into which the first connection members are inserted, and an insulating portion including a plurality of second insertion grooves into which the second connection members are inserted on the other side facing the one side,
The first connection members included in the plurality of first contacts are arranged side by side in the entry direction of the plug connector,
The second connection members included in the plurality of second contacts are arranged side by side in the entry direction of the plug connector,
The first insertion groove into which the first connecting member is inserted is arranged parallel to the entry direction of the plug connector,
The second insertion groove into which the second connection member is inserted is arranged parallel to the entry direction of the plug connector,
Among the first contacts, first contacts belonging to the first group are formed to be thicker than first contacts belonging to the second group among the first contacts,
Among the second contacts, second contacts belonging to the first group are formed with a greater thickness than second contacts belonging to the second group among the second contacts,
The insulating portion includes an insulating body on which the first connecting members and the second connecting members are installed,
The insulating body is formed with a thickness of N (N is a real number greater than 0),
The first connecting members are each formed to a thickness of 1.5N/7 or more,
It further includes a mid plate having a first ground body and a second ground body disposed at both ends within the insulating body, but spaced apart from each other by a predetermined distance and having adjacent surfaces directly facing each other,
The mid plate includes an insulating hole formed by penetrating between the first ground body and the second ground body and having a width equal to the predetermined distance,
The first connection member and the second connection member are disposed outside each other in opposite directions based on the insulating hole, so that the insulation distance between the first connection member and the second connection member can be increased. According to paragraph 1,
The first contacts belonging to the first group and the second contacts belonging to the first group are when the plug connector is in a first state and the plug connector is in a second state inverted from the first state. A receptacle connector, characterized in that it is installed on the insulating part so that it can be connected to all cases. According to paragraph 1,
Among the first contacts, a first ground contact for grounding and a first power contact for power supply are installed in the insulating portion to belong to the first group,
A receptacle connector, characterized in that, among the second contacts, a second ground contact for grounding and a second power contact for power supply are installed in the insulating portion to belong to the first group. According to paragraph 1,
The first insertion grooves into which the first connection members of the first contacts belonging to the first group are inserted have a deeper depth than the first insertion grooves into which the first connection members of the first contacts belonging to the second group are inserted. A receptacle connector characterized in that it is formed. According to paragraph 4,
Each of the first connection members includes a first connection surface connected to the plug connector,
The first insertion grooves are formed at a depth such that the first connection surfaces of the first contacts belonging to the first group and the first connection surfaces of the first contacts belonging to the second group are positioned at the same height as each other. receptacle connector. According to paragraph 4,
The depth of the first insertion grooves into which the first connecting members of the first contacts belonging to the first group are inserted is formed to be the same as the thickness of the first connecting members of the first contacts belonging to the first group,
The depth of the first insertion grooves into which the first connecting members of the first contacts belonging to the second group are inserted is formed to be the same as the thickness of the first connecting members of the first contacts belonging to the second group. connector. According to paragraph 1,
The second insertion grooves into which the second connection members of the second contacts belonging to the first group are inserted have a deeper depth than the second insertion grooves into which the second connection members of the second contacts belonging to the second group are inserted. A receptacle connector characterized in that it is formed. In clause 7,
Each of the second connection members includes a second connection surface connected to the plug connector,
The second insertion grooves are formed at a height such that the second connection surfaces of the second contacts belonging to the first group and the second connection surfaces of the second contacts belonging to the second group are positioned at the same height as each other. receptacle connector. In clause 7,
The depth of the second insertion grooves into which the second connecting members of the second contacts belonging to the first group are inserted is formed to be the same as the thickness of the second connecting members of the second contacts belonging to the first group,
The depth of the second insertion grooves into which the second connecting members of the second contacts belonging to the second group are inserted is formed to be the same as the thickness of the second connecting members of the second contacts belonging to the second group. connector. delete According to paragraph 1,
A receptacle connector, wherein the first insertion grooves are each formed to a depth of 1.5N/7 or more and 2.4N/7 or less. According to clause 11,
The second insertion grooves and the first insertion grooves are each formed at the same depth,
A receptacle connector, wherein the second connection members and the first connection members are each formed to have the same thickness. According to paragraph 1,
Each of the first connection members includes a first connection surface connected to the plug connector,
A receptacle connector, wherein the first insertion grooves are formed to a depth that positions the first connection surfaces of the first connection members at the same height as the upper surface of the insulating body. According to paragraph 1,
Each of the second connection members includes a second connection surface connected to the plug connector,
A receptacle connector, wherein the second insertion grooves are formed at a depth that positions the second connection surfaces of the second connection members at the same height as the lower surface of the insulating body. According to paragraph 1,
The first connecting members are each formed to a thickness of 1.5N/7 or more and 2.4N/7 or less,
The second connecting members are each formed to a thickness of 1.5N/7 or more and 2.4N/7 or less,
The insulating portion includes a plurality of first insertion grooves into which the first connection members are inserted, and a plurality of second insertion grooves into which the second connection members are inserted,
The first insertion grooves are each formed to a depth of 1.5N/7 or more and 2.4N/7 or less,
A receptacle connector, characterized in that the second insertion grooves are each formed to a depth of 1.5N/7 or more and 2.4N/7 or less.

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