TWI630763B - Waterproof electrical connector - Google Patents

Abstract

The invention relates to a waterproof electrical connector. The main structure comprises a metal transmission conductor group defining a first metal transmission conductor group and a second metal transmission conductor group, and a metal shielding shell disposed on the periphery of the metal transmission conductor group. An insulating waterproof colloid covering the metal transmission conductor group, and a metal isolation substrate disposed between the first metal transmission conductor group and the second metal transmission conductor group, wherein the insulating waterproof colloid includes a step portion, When the fluid enters the rear end of the insulating waterproof colloid from the front end of the metal transmission conductor group, the fluid can be blocked by the design of the step portion to form a waterproof connector.

Description

Waterproof electrical connector

The invention provides an electrical connector, in particular to a waterproof electrical connector with a waterproof function through the design of the step portion.

Press, the use of electrical connectors has been very extensive, such as USB, HDMI, etc., can be applied to modern electronic products, there is a faster than the original USB transmission speed, charging speed is faster USB C-TYPE, through this USB C-TYPE, enables faster transfer when transferring files with larger capacity files, and also has a high current output for charging, so that the charging speed of the electronic device Get it faster and let the world go to a different level.

The general USB C-TYPE does not have the so-called waterproof technology when the various manufacturers have invested in the research and development system. When the USB C-TYPE is splashed into the water, there is a certain probability that the problem will occur. How to solve the problems and disadvantages of the above-mentioned practices, that is, the inventors of the present invention and those involved in the industry are eager to study the direction of improvement.

Therefore, the inventors of the present invention have collected the relevant materials in view of the above-mentioned deficiencies, and through multi-party evaluation and consideration, and through years of experience accumulated in the industry, through continuous trial and modification, the design of such a transversal step is designed. A patented invention of a waterproof electrical connector having a waterproof function.

The main purpose of the invention is to ensure that the fluid can not completely enter the interior of the electrical connector through the design of the retaining wall of the metal shielding shell and the step of the insulating waterproof colloid, thereby effectively achieving the advantage of waterproofing.

The main structure capable of achieving the above object of the present invention includes a metal transmission conductor group including a first metal transmission conductor group having a first soldering portion, a first contact portion, and a first holding portion, and a second soldering layer a second metal transmission conductor group, a second contact portion, and a second holding portion, and a metal shielding shell is disposed on the periphery of the metal transmission conductor group, and the metal shielding housing includes a first receiving cavity, The second receiving cavity and the retaining wall, and the metal transmission conductor group is covered by an insulating waterproof colloid, the insulating waterproof colloid comprises a tongue portion, a body portion, a step portion, a first contact portion, a second contact portion, and a first a metal isolation substrate is disposed between the first metal transmission conductor group and the second metal transmission conductor group, and the metal isolation substrate includes a first isolation portion and a second isolation portion. When the fluid flows into the retaining wall through the front end of the electrical connector (ie, at the first contact portion and the second contact portion end), the fluid is resisted by the retaining wall to form a first waterproof line, and then the fluid will The gap of the retaining wall penetrates, but is blocked by the step portion to form a second or even third line of defense, and the second receiving cavity is filled with a colloid to make the waterproof property better.

With the above technology, the so-called waterproof technology can be used for the conventional USB C-TYPE. When the USB C-TYPE is splashed into water, there is a certain probability that the problem will be solved. The invention is as practical as the above advantages.

1‧‧‧Metal transmission conductor group

11‧‧‧First metal transmission conductor group

111‧‧‧First contact

112‧‧‧First Holding Department

113‧‧‧First Welding Department

12‧‧‧Second metal transmission conductor group

121‧‧‧Second contact

122‧‧‧Second holding unit

123‧‧‧Second welding department

2‧‧‧Metal shielded housing

21‧‧‧First accommodating cavity

22‧‧‧Second accommodating cavity

23‧‧‧Retaining wall

24‧‧‧Injection

3‧‧‧Insulating waterproof colloid

31‧‧‧ tongue plate

32‧‧‧ Body Department

33‧‧‧Steps

4‧‧‧Metal isolation substrate

41‧‧‧First Isolation Department

42‧‧‧Second isolation

5‧‧‧Waterproof colloid

6‧‧‧ fluid

a‧‧‧First bend

b‧‧‧Second bend

c‧‧‧First Cutting Department

d‧‧‧Second cutting department

e‧‧‧The third cutting department

f‧‧‧The fourth cutting department

The first figure is a perspective view of a preferred embodiment of the invention.

The second drawing is a cross-sectional view of a preferred embodiment of the invention.

The third figure is a schematic perspective view of the metal transmission conductor group of the present invention.

The fourth figure is another perspective view of the metal transmission conductor group of the present invention.

Figure 5 is a side view of the metal transmission conductor group of the present invention.

Figure 6 is a plan view of the metal transmission conductor group of the present invention.

Figure 7 is a schematic view of the water inlet of the preferred embodiment of the present invention.

In order to achieve the above objects and effects, the technical means and the structure of the present invention will be described in detail with reference to the preferred embodiments of the present invention.

Referring to the first to sixth embodiments, which are perspective views of a preferred embodiment of the present invention, a perspective view of a metal transmission conductor group, it is apparent from the drawings that the present invention includes: a front end width is greater than a rear end width The wide metal transmission conductor group 1 includes a first contact portion 111, a first holding portion 112 defined on one side of the first contact portion 111, and a side defined on the side of the first holding portion 112. The first metal transmission conductor group 11 of the first soldering portion 113 and one side of the first metal transmission conductor group 11 have a second contact portion 121 and a a second holding portion 122 defined on one side of the second contact portion 121 and a second metal transmission conductor group 12 defined on the second soldering portion 123 on the side of the second holding portion 122, and the first contact portion The first holding portion 112 and the second holding portion 122 are alternately staggered, and the first welded portion 113 and the second welded portion 123 are arranged in a staggered arrangement and are in a single row. The first holding portion 112 and the second holding portion 122 respectively include a first bent portion a adjacent to the first contact portion 111 and the second contact portion 121 and a distance away from the first contact portion 111 and the second portion a second bent portion b at the end of the contact portion 121, and the first bent portion a and the second bent portion b are longitudinally bent, in addition to the first metal transmission conductor group 11 and the second The metal transmission conductor group 12 includes a first cutting portion c, a second cutting portion d on the side of the first cutting portion c, and a second cutting portion d facing away from the first cutting portion. a third cutting portion e on one side of c, and a fourth cutting portion f on a side of the third cutting portion e facing away from the second cutting portion d, and the fourth cutting portion The side of the cut portion f facing away from the third cutting portion e is the second bent portion b, and the first cutting portion c, the second cutting portion d, the third cutting portion e, and the The fourth cutting portion f is a lateral cutting; a metal shielding housing 2 disposed on the periphery of the metal transmission conductor group 1 includes a first receiving cavity 21 and a first receiving cavity 21 a second accommodating cavity 22 extending rearward, the first accommodating cavity 21 and the second accommodating cavity 22 are in a hollow state, and the thickness of the first accommodating cavity 21 and the width of the internal space The thickness of the second accommodating cavity 22 and the width of the internal space are smaller than that, and a retaining wall 23 is disposed between the first accommodating cavity 21 and the second accommodating cavity 22 to borrow the retaining wall 23 Forming a hollow long slit, and the metal shielding shell 2 has an injection port 24 communicating with the second receiving cavity 22; an insulating waterproof colloid 3 covering the metal transmission conductor group 1 includes a a tongue portion 31 in the first accommodating cavity 21 and a body portion 32 integrally formed on the side of the tongue portion 31 and located in the second accommodating cavity 22, the tongue portion 31 and the Body portion 32 A stepped portion 33 having an annular shape is formed therebetween, and the first contact portion 111 is provided on one side of the tongue plate portion 31, and the second contact portion 121 is provided on the other side, and the body portion 32 has a side on the side of the body portion 32. The first holding portion 112 has the second holding portion 122 on the other side; a metal isolation substrate 4 disposed between the first metal transmission conductor group 11 and the second metal transmission conductor group 12 includes a first A partition portion 41 and a second partition portion 42 extending rearwardly from the first partition portion 41. The first partition portion 41 is located in the tongue portion 31, and the second partition portion 42 is located in the body portion 32. Inside.

Further, referring to the fifth figure, the first contact portion 111 (refer to the AA line segment range in the figure), the first holding portion 112 (refer to the BB line segment range in the figure), and the first solder portion 113 (refer to the CC in the figure) The line segments are located on different horizontal planes with each other, and the total width of the first contact portion 111 (such as the range of the GG line segment of the sixth figure) is smaller than the total width of the first holding portion 112 (such as the range of the HH line segment of the sixth figure) and The total width of the first soldering portion 113 (such as the range of the sixth figure II line segment), the second contact portion 121 (refer to the DD line segment range in the figure), the second holding portion 122 (refer to the EE line segment range in the figure), And the second soldering portion 123 (in the figure, the FF line segment range) is located on different horizontal planes with each other, and the total width of the second contact portion 121 (such as the sixth graph GG line segment range) is smaller than the second holding portion 122. The total width (such as the JJ line segment range of the sixth figure) and the total width of the second welded portion 123 (such as the sixth line KK line segment range).

Please refer to the first to sixth figures at the same time, which is a perspective view to the water inlet of the preferred embodiment of the present invention. It can be clearly seen from the figure that during installation, the waterproof colloid 5 can be injected by using the injection port 24. The second accommodating cavity 22 is filled with the second accommodating cavity 22, and the electrical connector of the present invention is permeable to the first contact portion 111 of the first metal transmission conductor group 11 and the second metal transmission conductor group 12. The second contact portion 121 is in contact with the counterpart connector to form an electrical connector that can be inserted and reinsed, and can be electrically connected to the circuit substrate by using the first soldering portion 113 and the second soldering portion 123 to form a data stream. Turning on, therefore, when the opponent connector is inserted into the present invention, the first contact portion 111 or the second contact portion 121 is electrically connected (positive or reverse insertion), and the first holding portion 112 or the second holding portion 122 is used. Conductive support is carried out, and then transmitted to the circuit substrate by the first soldering portion 113 or the second soldering portion 123 for electrical connection.

In addition, when the present invention is splashed or immersed in the fluid 6, the fluid 6 flows all the way through the tongue portion 31 of the insulating waterproof colloid 3 to the retaining wall 23 of the metal shielded casing 2, and is blocked by the retaining wall 23, and The remaining fluid 6 that is not blocked by the retaining wall 23 flows from the slit to the second accommodating cavity 22, however, the second accommodating cavity 22 is provided with the stepped portion 33 and the waterproof colloid 5, so that The fluid 6 is formed by the vertical section of the step portion 33 to form the barrier fluid 6. If the number of step layers of the step portion 33 is increased (the greater the number of vertical sections), the stronger the ability to block the fluid 6 and the more waterproof it is. Features.

Furthermore, when the fluid 6 flows inward, the first bent portion a can be blocked by the first track, and if it is not completely blocked, there is also the first cutting portion c, the second cutting portion d, and the third portion. The cutting portion e and the fourth cutting portion f are blocked, and each of the cutting portions represents blocking the fluid 6, meaning that the first cutting portion c and the second portion The cutting portion d, the third cutting portion e and the fourth cutting portion f constitute four waterproofs, so that the fluid 6 can be completely blocked.

Therefore, the key to the technical improvement of the waterproof electrical connector of the present invention is that:

The retaining wall 23 of the metal shielded casing 2 is designed to cooperate with the stepped portion 33 of the insulating waterproof colloid 3, so that the fluid 6 cannot completely enter the inside of the electrical connector, thereby effectively achieving the advantage of waterproofing.

However, the above description is only the preferred embodiment of the present invention, and thus it is not intended to limit the scope of the present invention. Therefore, the simple modification and equivalent structural changes of the present specification and the drawings should be treated similarly. It is included in the scope of the patent of the present invention and is combined with Chen Ming.

In summary, the waterproof electrical connector of the present invention can achieve its efficacy and purpose when used. Therefore, the present invention is an invention with excellent practicability, and is an application for conforming to the invention patent, and submits an application according to law. It is hoped that the trial committee will grant the invention as soon as possible to protect the inventor's hard work. If there is any doubt in the trial committee, please do not hesitate to give instructions, the inventor will try his best to cooperate and feel polite.

Claims (8)

A waterproof electrical connector, comprising: a metal transmission conductor group, comprising a first contact portion, a first holding portion defined on a side of the first contact portion, and a first holding portion a first metal transmission conductor group of the first soldering portion on one side, and a second holding portion on a side of the first metal transmission conductor group and a second contact portion defined on a side of the second contact portion And a second metal transmission conductor group defined by the second soldering portion on one side of the second holding portion, and the first contact portion corresponds to the second contact portion position, the first holding portion and the second holding portion The first soldering portion and the second soldering portion are staggered and arranged in a single row, and the first retaining portion and the second retaining portion respectively include a first contact portion and the second contact portion a first bent portion and a second bent portion away from the first contact portion and the second contact portion end, and the first bent portion and the second bent portion are longitudinally bent; a metal shielded housing disposed on the periphery of the metal transmission conductor group a first accommodating cavity and a second accommodating cavity extending backward from the first accommodating cavity, wherein the first accommodating cavity and the second accommodating cavity are in a hollow state, and The thickness of the first accommodating cavity and the width of the inner space are smaller than the thickness of the second accommodating cavity and the width of the inner space, and the first accommodating cavity and the second accommodating cavity are disposed between the first accommodating cavity and the second accommodating cavity a retaining wall is formed with a hollow long slit, and the metal shielding shell has an injection port communicating with the second receiving cavity; and an insulating waterproof colloid covering the metal transmission conductor group, The body portion including the tongue portion in the first accommodating cavity and a body portion defined on the side of the tongue portion and located in the second accommodating cavity, between the tongue portion and the body portion Forming a stepped portion having an annular shape, the side of the tongue portion having the first contact portion, the other side having the second contact portion, and the side of the body portion having the first holding portion, and One side has the second holding portion; one is disposed on the first metal transmission conductor group and the second metal transmission conductor group The metal isolation substrate includes a first isolation portion and a second isolation portion extending rearward from the first isolation portion, the first isolation portion is located in the tongue portion, and the second isolation portion is located therein Inside the body. The waterproof electrical connector of claim 1, wherein the second accommodating cavity has a waterproof colloid to fill the second accommodating cavity. The waterproof electrical connector of claim 1, wherein the first metal transmission conductor group and the second metal transmission conductor group respectively comprise a first cutting portion and a second portion on the side of the first cutting portion Cutting a third cutting portion located on a side of the second cutting portion facing away from the first cutting portion, and a fourth cutting portion located on a side of the third cutting portion facing away from the second cutting portion And the side of the fourth cutting portion facing away from the third cutting portion is the second bending portion, and the first cutting portion, the second cutting portion, the third cutting portion, and the The fourth cutting section is for horizontal cutting. The waterproof electrical connector of claim 1, wherein the metal transmission conductor group has a front end width that is narrower than a rear end width. A waterproof electrical connector, comprising: a metal transmission conductor group, comprising a first contact portion, a first holding portion defined on a side of the first contact portion, and a first holding portion a first metal transmission conductor group of the first soldering portion on one side, and a second holding portion on a side of the first metal transmission conductor group and a second contact portion defined on a side of the second contact portion And a second metal transmission conductor group defined by the second soldering portion on one side of the second holding portion, and the first contact portion corresponds to the second contact portion position, the first holding portion and the second holding portion The first soldering portion and the second soldering portion are staggered and arranged in a single row, and the first contact portion, the first retaining portion, and the first soldering portion are located at different horizontal planes. The total width of the first contact portion is smaller than the total width of the first holding portion and the total width of the first soldering portion, and the second contact portion, the second holding portion, and the second soldering portion are different. On the horizontal surface, and the total width of the second contact portion is small a first width of the second holding portion and a total width of the second soldering portion, and the first holding portion and the second holding portion respectively include a first bent portion adjacent to the first contact portion and the second contact portion And a second bent portion away from the first contact portion and the second contact portion end, wherein the first bent portion and the second bent portion are longitudinally bent; one is disposed on the metal transfer conductor The metal shield housing of the group includes a first accommodating cavity and a second accommodating cavity extending rearward from the first accommodating cavity, the first accommodating cavity and the second accommodating The cavity is in a hollow state, and the thickness of the first accommodating cavity and the width of the inner space are smaller than the thickness of the second accommodating cavity and the width of the inner space, and the metal shielding case has a The second accommodating cavity is connected to the injection port; the insulating waterproof colloid covering the metal transmission conductor group comprises a tongue portion and a body portion defined on one side of the tongue portion, the tongue plate A stepped portion is formed between the portion and the body portion, and the tongue portion has one side A first contact portion, the other side has a second contact portion. The waterproof electrical connector of claim 5, wherein the second accommodating cavity has a waterproof colloid, To fill the second receiving cavity. The waterproof electrical connector of claim 5, wherein the first metal transmission conductor group and the second metal transmission conductor group respectively comprise a first cutting portion and a second portion on the side of the first cutting portion a cutting portion, a third cutting portion located on a side of the second cutting portion facing away from the first cutting portion, and a fourth cutting portion located on a side of the third cutting portion facing away from the second cutting portion a cut portion, and the side of the fourth cutting portion facing away from the third cutting portion is the second bent portion, and the first cutting portion, the second cutting portion, the third cutting portion, And the fourth cutting portion is a horizontal cutting. The waterproof electrical connector of claim 5, wherein the metal transmission conductor group has a front end width that is narrower than a rear end width.