KR200266630Y1 - Terminal pin for inputting signals and a mobile switch utilizing the terminal pin - Google Patents

Abstract

The present invention relates to a signal input terminal pin suitable for application to a mobile switch used for signal input of a wireless telephone, and to a mobile switch of a wireless telephone using the same, the main body portion fixed to the device, the other terminal pin from one side of the main body portion It consists of a configuration including an elastic arm having an external force acting portion and a restoration auxiliary arm installed on one side of the elastic arm, and the restoration assist arm assists the restoration of the elastic arm even when the restoring force of the elastic arm itself is reduced. The product can keep the quality of the product for a long time, and the engaging portion formed on the outer circumferential surface of the shell can maintain the contact force between the plug and the terminal pin for signal input, and the signal input / output for signal input or inspection for upgrade. Prevent plugs from being pulled out during the process.

Description

Terminal pin for inputting signals and a mobile switch utilizing the terminal pin}

The present invention relates to a signal input terminal pin and a mobile switch using the same, and more particularly, to a signal input terminal pin suitable for applying to a mobile switch used for signal input of a wireless telephone and a mobile switch of the wireless telephone using the same. .

The functions of wireless telephones, personal portable terminals, are becoming more diverse and improving over time. The function of such a cordless telephone is improved by inputting a program or data through a mobile switch for signal input installed in the cordless telephone.

1 is a perspective view of a mobile switch for vertical signal input of a conventional radiotelephone, and FIG. 2 is a side view showing an arrangement of internal terminal pins of the mobile switch of FIG. 1.

The signal input mobile switch 10 as shown in FIG. 1 is a vertical signal input mobile switch 10 installed at a rear side of the top of a radiotelephone to input necessary programs or data to the radiotelephone via a signal input cable. To help. Inside the vertical mobile switch 10, a first terminal pin 11 connected to the antenna of the radiotelephone and a second terminal pin 16 connected to the internal substrate are provided. One side of the second terminal pin 16 is convexly curved toward the first terminal pin 11, and the contact arm 17 extends toward the first terminal pin 11 in the vicinity thereof. The contact arm 17 is usually in contact with the first terminal pin 11.

That is, the signal received from the antenna is input to the internal substrate via the first terminal pin 11 and the second terminal pin 16, and the output signal from the substrate is the reverse process.

When the first terminal pin 11 and the second terminal pin 16 are connected, and the plug 20 installed at the end of the signal input cable is inserted to test or improve the function of the wireless telephone, the second terminal pin ( The bent portion of the 16 is pushed to the right by the force of the plug 20 so that the contact arm 17 falls from the first terminal pin 11, the first terminal pin 11 and the second terminal pin 16 The connection between them is released. Of course, the plug 20 does not touch the contact arm 17 even when fully inserted. After disconnecting the plug 20 after inputting the necessary data or program through the signal input cable in the disconnected state, the second terminal pin 16 is restored to its initial state by its elasticity and the first terminal pin 11 ) And the contact arm 17 of the second terminal pin 16 are brought into contact again.

As described above, when the second terminal pin 16 is repeatedly deformed by a predetermined angle or more, the restoring force is reduced, and the contact force with the first terminal pin 11 is lowered.

In addition, since there is no part to hold the plug in a state in which the plug 20 is coupled, the plug may be pulled out, and the plug 20 and the second plug may be inserted depending on the degree of insertion to insert the plug 20 a little more or a little less. The contact force between the terminal pins 16 also makes a difference, which adversely affects the inspection result, making it difficult to obtain a product of uniform quality.

An object of the present invention is to provide a terminal pin for signal input to prevent the degradation of the restoring force by repeating a certain deformation of the elastic arm.

Another object of the present invention is to provide a mobile switch of a radiotelephone using the terminal pin of the present invention.

Another object of the present invention is to provide a mobile switch of a wireless telephone that can improve the quality by maintaining a constant contact force with the plug.

1 is a perspective view of a mobile switch for vertical signal input of a conventional wireless telephone,

Figure 2 is a view showing the arrangement of the internal terminal pin of the mobile switch of Figure 1,

3 is a perspective view showing an example of a signal input terminal pin according to the present invention,

4 is a perspective view showing a modified example of the terminal pin for signal input 3;

5 is a perspective view of a mobile switch for signal input of a wireless telephone according to the present invention,

6 is a cross-sectional view taken along line II of the mobile switch of FIG. 5;

Figure 7 is a half-width cross-sectional view of the plug coupled to the Figure 6 mobile switch,

8 is a cross-sectional view illustrating a state in which a plug is inserted into the mobile switch for signal input shown in FIG. 6.

Explanation of symbols on the main parts of the drawings

100, 100a: terminal pin for signal input 110, 110a: main body

112: substrate connection 114, 114a: elastic support end

120: elastic arm 122: external force acting portion

130: restoration auxiliary arm 150: fixing pin

200: mobile switch 210: housing

212: hole 220: auxiliary body

230: shell 232: hook

240: cap 242, 312: locking jaw

300: plug 310: plug guide

An object of the present invention is to provide a terminal pin for connecting or disconnecting a predetermined circuit by determining whether contact with the other terminal pin is determined depending on whether one side is elastically deformed or the external force is removed and restored by an external force while the device is mounted on the device. It can be achieved by a terminal pin characterized in that it comprises a main body portion fixed to the device, the elastic arm having an external force acting portion extending from one side to the other terminal pin and a restoring auxiliary arm installed on one side of the elastic arm.

The main body portion has an elastic support end for supporting the elastic arm bent in two steps in a U-shape at the side of the main body portion opposite the substrate connecting portion and the substrate connecting portion for connecting to the substrate, the external force acting portion of the elastic arm is convexly curved toward the main body portion It is preferable that the restoration auxiliary arm is formed to be convexly curved in a direction opposite to the main body portion.

The main body portion has a support portion for connecting to the substrate and an elastic support end for bending the U-shaped two-stage at the end of the main body portion opposite the substrate connection portion and having an insertion hole to support the elastic arm, the external force acting portion of the elastic arm It is formed to be convexly curved toward, and the restoration auxiliary arm may be configured to be convexly curved toward the opposite direction of the main body portion.

Another object of the present invention is fixed to the case of the radiotelephone is installed in the housing and the housing having an inner space and the insertion hole and connected to the antenna and one side is installed in the housing and the fixed pin having a contact portion arranged bent into the inner space of the housing In the mobile phone signal input mobile switch having a terminal pin having an elastic arm that is connected to the inner substrate of the radiotelephone and at least one side has a contact portion and the contact is determined according to whether the plug is inserted, the terminal pin is connected to the housing The main body to be fixed, extending from the one side of the main body to the fixed pin, the elastic arm having an external force acting portion and a restoring auxiliary arm installed on one side of the elastic arm, characterized in that it comprises a configuration for a mobile telephone signal input mobile switch Is achievable by

A shell is further installed around the outer circumference of the housing to protect the housing, and a groove or a protrusion shaped to be coupled to a locking jaw formed in the plug guide or plug along one outer circumference of the shell to hold the plug or plug in motion It is better to set it as the structure in which an addition is formed.

Another object of the present invention is fixed to the case of the radiotelephone is installed in the housing and the housing having an inner space and the insertion hole connected to the antenna and one side has a fixing pin and the housing having a contact portion arranged bent into the inner space of the housing A mobile switch for signal input of a radiotelephone having a terminal pin having an elastic arm that is installed and connected to an inner substrate of the radiotelephone and at least one side thereof has a contact portion determined according to whether a plug is inserted or not. The shell is further installed to surround the housing, the groove is formed along the outer circumferential surface of the shell is coupled to the locking projection formed on the plug guide or plug to catch the plug or plug to stop the movement of the plug or plug is formed. It is achieved by mobile switch for signal input of cordless telephone to assume Neunghada.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

3 is a perspective view showing an example of a signal input terminal pin according to the present invention.

As shown in FIG. 3, the signal input terminal pin 100 according to the present invention includes a main body 110. The main body 110 is a part that is fixed to the device or the switching unit through the substrate connecting portion 112 and connected to the substrate. An elastic support end 114 is provided at the other end of the substrate connection part 112 of the main body part 110, and an elastic arm 120 is connected to the elastic support end 114. The elastic support end 114 in FIG. 3 is bent in two stages in a U shape at the end side of the main body 110. When the elastic support end 114 is formed in the same manner as in FIG. 3, since the front part into which the plug is inserted is opened, no separate processing for opening the front part is necessary.

As shown in the elastic support end 114, the elastic arm 120 is extended toward the substrate connection portion 112. The elastic arm 120 is provided with an external force acting portion 122 whose one side protrudes convexly toward the main body 110 so as to receive an external force by a plug to be inserted. The external force acting portion 122 also serves as a contact portion that contacts the plug or the like so as to input a necessary signal from the outside. The end of the elastic arm 120 is in contact with the other pin is disposed facing each other and when the plug or the like is inserted, the external force acting portion 122 receives the force and falls off the other pin. The elastic arm 120 is deformed by the external force, and the elastic energy is accumulated, and when the external force by the plug applied to the external force acting part 122 is removed, the elastic arm 120 is restored and is in contact with the other pin again.

As can be seen in Figure 3 the terminal pin 100 for signal input according to the present invention is provided with a restoration auxiliary arm (130). The restoring auxiliary arm 130 protrudes convexly from the elastic arm 120 to the opposite side of the main body 110 as a part of the features of the present invention. When the resilient support arm 130 deforms by more than a predetermined time, the resilient arm 120 comes into contact with an internal structure such as a housing in which the signal input terminal pin 100 is installed and is deformed while the restoration energy is accumulated and the plug is released. Accordingly, when the external force applied to the elastic arm 120 is removed, it helps to restore the elastic arm 120.

Such a signal input terminal pin 100 may be made by bending a portion necessary for press working in order.

That is, the signal input terminal pin 100 according to the present invention, even if the elastic arm 120 is repeatedly deformed by a certain number, the restoration auxiliary arm 130 helps the restoration of the elastic arm 120, so that the contact force with the other pin Excellent and long life.

4 is a perspective view illustrating a modified example of the terminal pin for signal input of FIG. 3.

The signal input terminal pin 100a shown in FIG. 4 is configured by bending the elastic support end 114a in two stages in the longitudinal direction of the main body 110a, and a plug or the like may be inserted into a portion that is bent and directed forward. Holes 116 are formed. The terminal pin 100 for signal input as described above should have a strength sufficient to support the elastic arm 120 except for the hole 116. The configuration of the remaining elastic arm 120 and the restoration auxiliary arm 130 is as described above.

The signal input terminal pin 100a may also be made by bending a portion required for press working in the form of an expanded view of the terminal pin 100a.

5 is a perspective view of a mobile switch for signal input of a radiotelephone according to the present invention with a cap coupled, Figure 6 is a cross-sectional view according to II of Figure 5 mobile switch, Figure 7 is a half-width cross-sectional view of the plug coupled to the mobile switch 5 to be.

As can be seen in Figures 5 and 6 the signal input mobile switch 200 of the wireless telephone according to the present invention is provided with a housing 210 made of an insulating material. The housing 210 has a space for installing necessary components therein, and has a hole 212 into which the plug 300 of FIG. 7 can be inserted. As shown, the terminal pin 100 for signal input described with reference to FIG. 3 is coupled to the inside of the housing 210. The signal input terminal pin 100 has a main body 110. The main body 110 has a substrate connecting portion 112 connected to the internal substrate of the radiotelephone and an elastic support end 114 opposite thereto. As shown, the elastic support end 114 is extended to the elastic arm 120 toward the substrate connecting portion 112, one side thereof is bent convex toward the body portion 110 to form the external force action portion 122. Doing. The external force acting portion 122 is a portion that is acted upon by the plug 300 of FIG. 7 inserted into the hole 212. The elastic arm 120 has its own elasticity and is deformed by an external force and then restored to the state of FIG. 6 when the external force is removed.

The elastic arm 120 is provided with a restoring auxiliary arm 130. The restoring auxiliary arm 130 is convexly curved in the opposite direction of the main body 110, and when the elastic arm 120 is deformed more than a predetermined time, the restoring auxiliary arm is deformed in contact with the inside of the housing 210 and the external arm is removed. 120 helps to restore.

As shown in FIG. 6, the fixing pin 150 is installed in the housing 210. The fixing pin 150 is fixed to the housing 210 through an auxiliary body 220 made of an insulating material and is connected to an antenna of a radio telephone.

As shown, the shell 230 is surrounded by the outside of the housing 210. The shell 230 is a portion for protecting the housing 210, and a locking portion 232 is formed along one outer circumferential surface thereof. The locking portion 232 is a part forming another feature of the signal input mobile switch 200 of the wireless telephone according to the present invention. As shown in FIG. 6, the locking portion 232 allows the locking jaw 242 formed at the end of the cap 240 to be caught when the cap 240 is normally covered, and as shown in FIG. 7. When inserting the plug 300, the plug 300 also serves to hold the correct position to maintain a constant contact force with the terminal pin 100, in this regard will be described in more detail later with reference to FIG.

The plug 300 coupled to the mobile switch 200 is to allow an external device for inspection or performance upgrade of the wireless telephone to be connected to the wireless telephone through the mobile switch 200. The plug guide 310 is installed to the outside of the plug 300. The plug guide 310 may be divided at predetermined angular intervals to be elastically deformed. A locking jaw 312 is formed along the inner circumferential surface of the end of the plug guide 310. The locking jaw 312 is caught by the locking portion 232 formed on the outer circumferential surface of the shell 230, the plug 300 is inserted into the correct depth can maintain a constant contact force with the terminal pin 100 for signal input To make sure. It also serves to hold the plug 300 so as not to fall out during the upgrade or inspection work, and to obtain an even quality. When the locking portion 232 formed on the outer circumferential surface of the shell 230 is formed in a protrusion shape, a locking groove should be formed on the inner circumferential surface of the plug guide 310 instead of the locking step 312.

8 is a cross-sectional view illustrating a state in which a plug is inserted into the mobile switch for signal input of FIG. 7.

As shown in FIG. 8, the plug 300 is coupled to the mobile switch 200 for signal input of the wireless telephone. That is, when the plug 300 is inserted through the hole 212 of the housing 210, the plug 300 opens the external force acting portion 122 formed on the elastic arm 120 of the terminal pin 100 for signal input. Push to the side to fall off the fixing pin (150). When the plug 300 is sufficiently inserted, the elastic arm 120 is pushed further to the side, and thus, the restoring auxiliary arm 130 is in contact with the inner surface of the housing 210 to cause elastic deformation while restoring force of the elastic arm 120. To scale. On the other hand, the locking jaw 312 of the plug guide 310 is caught by the locking portion 232 of the shell 230 so that the plug 300 can take the correct position to the plug 300 and the signal input terminal pin ( The contact force of the 100 is to be constant, and also serves to prevent the plug 300 from being pulled out of the mobile switch 200.

In this state, the signal input terminal pin 100 is disconnected from the fixing pin 150 connected to the antenna, and is instead connected to the signal input device or the test device through the plug 300. In this state, a signal may be input from the external device to the internal board of the radiotelephone via the plug 300 and the signal input terminal pin 100, or the reverse process may output the signal from the internal board to the external device. When the plug 300 is removed from the mobile switch 200 after the operation of the function upgrade or the performance test of the wireless telephone, the elastic arm 120 is restored by its elasticity, and the restoring auxiliary arm 130 is elastically. Help to restore the arm (120). That is, even if the restoring force of the elastic arm 120 decreases due to repeated inspections or upgrades, the restoring auxiliary arm 130 helps restore the elastic arm to maintain high quality and has a long lifespan.

As described above, in case of using the signal input terminal pin and the signal input mobile switch of the wireless telephone using the same according to the present invention, the restoring aid arm assists the restoration of the elastic arm even if the restoring force of the elastic arm itself is reduced. It is possible to keep the quality of the product for a long time.

In addition, the engaging portion formed on the outer circumferential surface of the shell can maintain a constant contact force between the plug and the signal input terminal pin, and prevents the plug from being pulled out during the signal input / output process for the signal input or inspection for the upgrade.

Claims (6)

In the terminal pin that is connected to or disconnected a predetermined circuit is determined whether the contact with the other terminal pin according to whether the one side is elastically deformed by the external force or the external force is removed and restored by being mounted on the device, A main body fixed to the device; An elastic arm extending from one side of the main body to the other terminal pin and having an external force action unit; And Terminal pin, characterized in that it comprises a restoring auxiliary arm installed on one side of the elastic arm. The external body of claim 1, wherein the main body has a substrate connecting portion for connecting to a substrate and an elastic support end bent in two steps in a U shape at a side of the main body portion opposite to the substrate connecting portion to support the elastic arm. The actuating part is formed convexly curved toward the main body, and the restoration auxiliary arm is formed convexly curved toward the opposite direction of the main body. According to claim 1, wherein the main body portion has a substrate connecting portion for connecting to the substrate and the elastic support end for bending the U-shaped at the end of the main body portion opposite the substrate connecting portion two-stage and having an insertion hole to support the elastic arm, The external force acting portion of the elastic arm is formed convexly bent toward the main body portion, the restoration auxiliary arm is characterized in that the convex bend is formed convexly toward the opposite direction of the main body portion. A fixing pin fixed to a case of a wireless telephone and having a housing having an inner space and an insertion hole and installed in the housing, connected to an antenna, and having a contact portion bent and disposed at an inner space of the housing, and installed in the housing. In the mobile phone signal input mobile switch having a terminal pin having an elastic arm connected to the inner substrate of the telephone and at least one side of the contact portion and the contact is determined according to whether the plug is inserted, The terminal pin is characterized in that it comprises a main body portion fixed to the housing, an elastic arm extending from one side of the main body portion toward the fixing pin and having an external force acting portion and a restoration auxiliary arm installed on one side of the elastic arm. Mobile switch for signal input of wireless telephone. According to claim 4, The outer periphery of the housing is further provided with a shell surrounding the housing, coupled to the engaging jaw formed in the plug guide or plug along one outer peripheral surface of the shell to move the plug or plug Mobile switch for signal input of a wireless telephone, characterized in that the engaging portion is formed in the groove or projection to hold it. A fixing pin fixed to a case of a wireless telephone and having a housing having an inner space and an insertion hole and installed in the housing, connected to an antenna, and having a contact portion bent and disposed at an inner space of the housing, and installed in the housing. In the mobile phone signal input mobile switch having a terminal pin having an elastic arm connected to the inner substrate of the telephone and at least one side of the contact portion and the contact is determined according to whether the plug is inserted, A shell is further installed around the outer periphery of the housing to protect the housing, and is coupled to a locking jaw formed in a plug guide or plug along one outer circumferential surface of the shell to hold the plug or plug in motion. Mobile switch signal input mobile switch characterized in that the projection is formed in the engaging portion.