CN218498422U

CN218498422U - Pin structure of 6-row pin Type-C female seat and connector female seat

Info

Publication number: CN218498422U
Application number: CN202223033116.4U
Authority: CN
Inventors: 彭文; 何平
Original assignee: Guangdong Shuoyu Industrial Co ltd
Current assignee: Guangdong Shuoyu Industrial Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-02-17
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a connector technical field provides a pin structure and the female seat of connector of 6 female seats of pin Type-C, includes: the PCB board is provided with a plurality of terminal pads, and 2 pull-down resistors are arranged on the PCB board; 6 butt joint terminals, wherein 6 butt joint terminals are arranged along width direction interval, and weld respectively on different terminal pad. The problem of among the prior art butt joint terminal and pull-down resistance welding process yielding and lead to butt joint terminal welding dislocation, connector are bad is solved.

Description

Pin structure of 6-row pin Type-C female seat and connector female seat

Technical Field

The utility model relates to a connector technical field, in particular to pin structure and the female seat of connector of 6 female seats of pin Type-C.

Background

The Type-c connector is an electrical signal transmission interface capable of being plugged in a blind manner, and the front side and the back side of the connection structure with the Type of interface are not required to be distinguished, so that the front side and the back side can be plugged, and the Type-c connector can transmit electrical signals between external equipment and internal equipment (such as a mobile phone, a computer and the like) through the Type-c interface.

However, the positive electrode butt-joint terminals on both sides of the existing type-c connector are integrally connected by one connecting plate, the negative electrode butt-joint terminals on both sides are integrally connected by the other connecting plate, and both the two detection butt-joint terminals are directly connected to the connecting plate of the negative electrode butt-joint terminal by welding the pull-down resistor. And in the process of directly welding the resistor on the butt-joint terminal, the butt-joint terminal is easy to extrude and detect in the tin coating process, so that the butt-joint terminal is deformed.

Accordingly, there is a need for improvements and developments in the art.

SUMMERY OF THE UTILITY MODEL

In view of the not enough of above-mentioned prior art, the utility model aims to provide a pin structure and the female seat of connector of 6 female seats of pin Type-C, the yielding problem that leads to butt joint terminal welding dislocation, connector are bad in butt joint terminal among the solution prior art and the pull-down resistance welding process.

The technical scheme of the application is as follows:

on the one hand, this application provides a pin structure of female seat of 6 row needle Type-C, includes: the PCB is provided with a plurality of terminal welding pads and is provided with 2 pull-down resistors;

6 butt joint terminals, wherein 6 butt joint terminals are arranged along width direction at intervals, and are welded on different terminal welding pads respectively.

Optionally, the 6 butt-joint terminals include a first terminal and a second terminal respectively located at two outermost sides in the width direction, a third terminal and a fourth terminal respectively adjacent to the first terminal and the second terminal at the two sides, and a fifth terminal and a sixth terminal located between the third terminal and the fourth terminal;

the first terminal and the second terminal are respectively electrically communicated through a circuit on the PCB board to form a first pole interface, and the third terminal and the fourth terminal are respectively electrically communicated through a circuit on the PCB board to form a second pole interface;

the fourth terminal is electrically communicated with a pull-down resistor through a circuit on the PCB to form a detection interface;

the fifth terminal forms another detection interface by electrically communicating with another pull-down resistor through circuitry on the PCB board.

Optionally, the 6 butt-joint terminals each include a connection piece having a tail end portion, a connection extension portion, and a front end portion connected in sequence, the tail end portion being soldered to the terminal pad,

the front end part is obliquely arranged and is used for being embedded on the frame body of the female seat.

Optionally, the tail end portion is bent to form an arc-shaped protruding stage, and the arc-shaped protruding stage protrudes from the connection extension portion toward one side of the terminal pad.

Optionally, the connection extension portions of the first terminal, the second terminal, the third terminal and the fourth terminal are all provided with extension portions, and the size of the extension portions in the width direction is larger than that of the connection extension portions in the width direction.

Optionally, in the fourth terminal and the fifth terminal, the connection extending portion of one of the fourth terminal and the fifth terminal is bent away from the connection extending portion of the other one of the fourth terminal and the fifth terminal, so that the front end portion of the fourth terminal and the front end portion of the fifth terminal are respectively located on two opposite surfaces of the frame body of the female seat.

Optionally, the tail ends of each pair of the butt terminals are spaced apart by 0.4mm.

Optionally, the first pole interface is a negative pole, and the second pole interface is a positive pole;

both pull-down resistors are electrically connected to the negative electrode.

On the other hand, this application still provides a female seat of connector, including the support body, set up on the support body as above pin structure.

Has the advantages that: the utility model provides a female seat of PCB plate structure and connector of female head of Type-C connector, through with the butt joint terminal weld earlier on the terminal pad of PCB board, realize being connected of PCB board and butt joint terminal, weld drop-down resistance on the PCB board, and corresponding interconnecting link has on the PCB board, make corresponding butt joint terminal and drop-down resistance realize the electricity and be connected, and with drop-down resistance welding on the PCB board, there is sufficient position on the PCB board to provide the welding point, and needn't weld drop-down resistance to the tail end of little regional butt joint terminal on, thereby can avoid detecting the butt joint terminal deformation and lead to drop-down resistance's welding point and the butt joint terminal dislocation after the deformation, drop-down resistance welding's stability has been guaranteed. The butt joint terminal can be connected to the PCB through the SMT process, and the pull-down resistor is connected to the PCB; the SMT technology is mature, the production efficiency is high, and the PCB serves as a stable supporting surface for welding the butt terminal and the pull-down resistor in the welding process, so that the butt terminal and the pull-down resistor cannot be welded in a staggered mode, and the stability of the welding process is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a pin structure of a 6-pin Type-C female socket according to an embodiment of the present application;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural diagram of a first terminal of a pin structure of a 6-pin Type-C female socket according to an embodiment of the present application.

The reference numbers in the figures: 100. a PCB board; 110. a terminal pad; 120. a pull-down resistor; 200. a butt terminal; 210. a first pole interface; 211. a first terminal; 212. a second terminal; 220. a second pole interface; 221. a third terminal; 222. a fourth terminal; 230. detecting an interface; 231. a fifth terminal; 232. a sixth terminal; 240. a tail end portion; 241. an arc-shaped protruding platform; 242. connecting the extension parts; 243. a front end portion; 244. an extension portion.

Detailed Description

The application provides a pin structure and the female seat of connector of 6 female seats of row's of pin Type-C, for making purpose, technical scheme and the effect of this application clearer, make clear more, further detailed description to this application with the example below referring to the attached drawing. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

As shown in fig. 1, the present application provides a pin structure of a female seat of 6 pin Type-C, the pin structure is a circuit butt-joint portion of the female seat of the 6 pin connector, and the circuit butt-joint portion is matched with a plug to make the plug connect in a pluggable manner. The pin structure specifically includes: PCB board 100 and 6 docking terminals 200. For convenient structural description, the width direction of the female head of the Type-C connector is the left and right direction, the plugging direction is the front and back direction, and the thickness direction is the up and down direction. The PCB 100 has a plurality of terminal pads 110, and the PCB 100 is provided with 2 pull-down resistors 120, wherein 6 docking terminals 200 are spaced apart in a width direction and are respectively soldered to different terminal pads 110, thereby fixing the 6 docking terminals 200 to the PCB 100 and forming a connector when the PCB 100 with the docking terminals 200 is connected to a housing of a female socket.

The theory of operation of the pin structure of the female seat of 6 row needle types-C of this embodiment is: the butt joint terminal 200 is firstly welded on the terminal pad 110 of the PCB 100, so that the connection between the PCB 100 and the butt joint terminal 200 is realized, the pull-down resistor 120 is welded on the PCB 100, and the PCB 100 is provided with a corresponding connecting line, so that the corresponding butt joint terminal 200 is electrically connected with the pull-down resistor 120, the pull-down resistor 120 is welded on the PCB 100, the PCB 100 is provided with enough welding points, and the pull-down resistor 120 is not required to be welded on the tail end of the butt joint terminal 200 in a small area, thereby avoiding the welding point of the pull-down resistor 120 and the deformed butt joint terminal 200 from being dislocated due to the deformation of the butt joint terminal 200, and ensuring the welding stability of the pull-down resistor 120. The butt terminal 200 can be connected to the PCB 100 through the SMT process, and the pull-down resistor 120 can be connected to the PCB 100; the SMT process technology is mature, the production efficiency is high, and the PCB 100 serves as a stable supporting surface for welding the butt terminal 200 and the pull-down resistor 120 in the welding process, so that the butt terminal 200 and the pull-down resistor 120 cannot be welded in a staggered mode, and the stability of the welding process is guaranteed.

The pin structure of the female seat of 6 row needle types-C of this embodiment brings the benefit to be: the pull-down resistor 120 is welded to the PCB 100, and the PCB 100 has enough positions to provide welding points without welding the pull-down resistor 120 to the tail end of the small area of the butt-joint terminal 200, thereby ensuring the welding stability of the pull-down resistor 120. And can directly make through the SMT technology, the SMT technology is mature, and production efficiency is high, and PCB board 100 provides stable holding surface as butt joint terminal 200 and pull-down resistor 120's welding among the welding process moreover, makes butt joint terminal 200 and pull-down resistor 120's welding can not misplace, has guaranteed welding process's stability.

As shown in fig. 1, the 6 docking terminals 200 in the present embodiment are divided into different combinations according to functions, and specifically, the 6 docking terminals 200 include first and

second terminals

211 and 212, third and

fourth terminals

221 and 222, and fifth and

sixth terminals

231 and 232, which are respectively located at the outermost sides in the width direction. The first terminal 211 and the second terminal 212 are located at the leftmost side and the rightmost side of the PCB board 100, respectively. The third terminal 221 is adjacent to the first terminal 211, and the fourth terminal 222 is adjacent to the second terminal 212; the fifth terminal 231 and the sixth terminal 232 are both located between the third terminal 221 and the fourth terminal 222. The first terminal 211 and the second terminal 212 are each in electrical communication through circuitry on the PCB board 100 to form a first pole interface 210, and the third terminal 221 and the fourth terminal 222 are each in electrical communication through circuitry on the PCB board 100 to form a second pole interface 220. When the plug is connected with the female socket, the positive and negative poles of the plug are respectively butted with the second pole interface 220 and the first pole interface 210, and the second pole interface 220 and the first pole interface 210 are respectively provided with the butting terminals 200, so that when the socket is subjected to positive and negative butting, circuit butting conduction can be realized. The fourth terminal 222 forms a detection interface 230 by electrically communicating a pull-down resistor 120 through circuitry on the PCB board 100; the fifth terminal 231 electrically communicates with another pull-down resistor 120 through circuitry on the PCB board 100 to form another detection interface 230. By arranging the two detection interfaces 230, when the socket is subjected to forward and backward butt joint, the butt joint and conduction of the circuit can be realized, so that the forward and backward butt joint of the socket can be used.

As shown in fig. 1 and fig. 3, the structures of the 6 butt-joint terminals 200 in the present embodiment are substantially the same, and the structure of one of the butt-joint terminals 200 is described as an example, where the butt-joint terminal 200 specifically includes a connecting piece, and the connecting piece is a metal sheet and has a conductive function. The connection piece is extended in the front-rear direction, and the rear end of the connection piece is connected to the PCB board 100. The connecting piece includes a rear end 240, a connecting extension 242, and a front end 243 connected in sequence from rear to front. The tail end 240 is soldered to the terminal pad 110, the connection extension 242 extends forward, and the front end 243 is disposed obliquely and is configured to be embedded in the frame body of the female housing. When the front end 243 is located above the frame body, the front end 243 is bent downward from the rear to the front and is embedded on the frame body; when the front end 243 is located below the frame body, the front end 243 is bent upward from the rear to the front and is embedded in the frame body; in this way, the front end portion 243 may be supported in a limited manner by the frame body, so that the connection between the frame body and the front end portion 243 may be more stable.

As shown in fig. 1 and 3, the tail end 240 of the embodiment is bent to form an arc-shaped protruding platform 241, specifically, the PCB 100 is located below the mating terminal 200, and the rear end of the connecting board is bent downward to form an arc-shaped protruding platform 241, so that the arc-shaped protruding platform 241 protrudes from the connecting extension 242 toward the terminal pad 110 due to the downward bending. Arc protruding platform 241 is owing to buckle and form the arc notch in the top, in the in-process that will dock terminal 200 welded PCB board 100, arc protruding platform 241 carries out the butt with terminal pad 110, can fill in the arc notch after soldering tin melts, and soldering tin can be connected on terminal pad 110, can pile up more soldering tin like this at welding position, thereby butt joint terminal 200's rear end and terminal pad 110's firmness have been increased, and stability is stronger, make the difficult skew of hookup location of dock terminal 200 and PCB board 100, the yields behind the required shaping support body after having guaranteed.

As shown in fig. 1 and 3, in the present embodiment, the connection extending portions 242 of the first terminal 211, the second terminal 212, and the fourth terminal 222 are all provided with extending portions 244, and the dimension of the extending portions 244 in the width direction is larger than the dimension of the connection extending portions 242 in the width direction. Extension 244 and the butt joint terminal 200 integrated into one piece that corresponds, it makes butt joint terminal 200's intermediate position have the regional widen of part to set up extension 244, and be the support body for the female seat of shaping on this region, after this pin structure when the support body shaping, can form the structure of middle broad through extension 244 and the different width that connect extension 242 to form, after extension 244 in the middle of the support body parcel is lived, make butt joint terminal 200 firmly spacing by the support body, butt joint terminal 200 is difficult for removing on the support body, greatly increased the firm in connection degree. When the frame body covers the extension parts 244 of the first terminals 211 and the second terminals 212 located on the left and right outermost sides, and the extension parts 244 of the third terminals 221 and the fourth terminals 244 located on the left and right secondary outer sides, the frame body can be connected with the frame body in the width direction, so that the pin structure and the frame body are fixedly connected.

As shown in fig. 1 and 2, the fourth terminal 222 and the fifth terminal 231 in this embodiment are respectively disposed on the front surface and the back surface of the frame body. The method specifically comprises the following steps: in the fourth terminal 222 and the fifth terminal 231, the connection extension 242 of one of the fourth terminal 222 and the fifth terminal 231 is bent away from the connection extension 242 of the other one, so that the front end 243 of the fourth terminal 222 and the front end 243 of the fifth terminal 231 are respectively located on two opposite surfaces of the frame body of the female housing. By respectively arranging the fourth terminal 222 and the fifth terminal 231 on two opposite surfaces of the frame body, the plug can be connected to one of the fourth terminal 222 or the fifth terminal 231 regardless of being positively or negatively connected with the connecting female socket, so that the detection function of the plug regardless of being positively or negatively connected is realized.

The tail end portions 240 of the respective mating terminals 200 in this embodiment are spaced apart by a distance of 0.4mm. Adopt this interval to set up butt joint terminal 200, can be under the prerequisite that makes the front end of butt joint terminal 200 satisfy the design standard, butt joint terminal 200's rear end has great space to weld with terminal pad 110, the spacing distance between each heel 240 is little, it is a little to show that each heel 240 can set up, and a plurality of terminal pads 110 on the PCB board 100 also can corresponding design wide a little, just so can guarantee to have enough positions to weld, the welding area is big, can not cause the welding badly because of little deformation.

In this embodiment, the first interface 210 is a negative electrode, the second interface 220 is a positive electrode, and both the pull-down resistors 120 are electrically connected to the negative electrode; the connector can meet the use requirement by arranging the positive pole and the negative pole.

To sum up, the pin structure and the female seat of connector of 6 female seats of row's of pin Type-C that this application provided, with pull-down resistor 120 welding PCB board 100 on, there is sufficient position on PCB board 100 to provide the welding point and need not weld pull-down resistor 120 to the tail end of very little regional butt joint terminal 200, guaranteed pull-down resistor 120 welded stability. By arranging the butt terminal 200 as the tail end 240, the connection extension 242 and the front end 243 which are connected in sequence from back to front, the front end 243 is limited and supported by the frame body, so that the connection between the frame body and the front end 243 is more stable; the tail end part 240 is bent to form an arc-shaped protruding table 241, the arc-shaped protruding table 241 is bent to form an arc-shaped notch above, and more soldering tin can be accumulated at the welding position, so that the firmness of the rear end of the butt terminal 200 and the terminal welding pad 110 is increased, the stability is higher, the connecting position of the butt terminal 200 and the PCB 100 is not easy to shift, and the yield of a frame body needing to be formed later is ensured; the extension portion 244 is disposed on the partial connection extension portion 242, so that the docking terminal 200 can be firmly limited by the frame body, the docking terminal 200 is not easy to move on the frame body, and the connection firmness is greatly increased. And can directly make through the SMT technology, the SMT technology is mature, and production efficiency is high, and PCB board 100 provides stable holding surface as butt joint terminal 200 and pull-down resistor 120's welding among the welding process moreover, makes butt joint terminal 200 and pull-down resistor 120's welding can not misplace, has guaranteed welding process's stability.

It should be understood that the application of the present application is not limited to the above examples, and that modifications or changes may be made by those skilled in the art based on the above description, and all such modifications and changes are intended to fall within the scope of the appended claims.

Claims

1. The utility model provides a pin structure of female seat of 6 row needle types-C, its characterized in that includes: the PCB board is provided with a plurality of terminal welding pads, and 2 pull-down resistors are arranged on the PCB board;

6 butt-joint terminals, wherein 6 the butt-joint terminals are arranged along width direction interval, and weld respectively on different the terminal pad.

2. The pin structure of the female 6-pin Type-C socket according to claim 1, wherein the 6 mating terminals include a first terminal, a second terminal respectively located at two outermost sides in the width direction, a third terminal and a fourth terminal respectively adjacent to the first terminal and the second terminal at two sides, and a fifth terminal and a sixth terminal located between the third terminal and the fourth terminal;

the first terminal and the second terminal are respectively electrically communicated through the circuit on the PCB board to form a first pole interface, and the third terminal and the fourth terminal are respectively electrically communicated through the circuit on the PCB board to form a second pole interface;

the fourth terminal is electrically communicated with one pull-down resistor through a circuit on the PCB board to form a detection interface;

the fifth terminal is electrically communicated with another pull-down resistor through a circuit on the PCB board to form another detection interface.

3. The pin structure of the female seat of 6 pin types-C of claim 2, wherein each of the 6 butt terminals comprises a connecting piece having a tail end, a connecting extension and a front end connected in sequence, the tail end is welded on the terminal pad,

the front end part is obliquely arranged and is embedded in the frame body of the female seat.

4. The pin structure of female seat of 6 row of needle Type-C of claim 3, characterized in that, the heel is buckled and is formed arc protruding platform, arc protruding platform towards one side protrusion in of terminal pad connect the extension.

5. The pin structure of female seat of 6 row needle Type-C according to claim 3, characterized in that, all be provided with extension on the connection extension of first terminal, the second terminal, the third terminal and the fourth terminal, the size of extension along the width direction is greater than the size of connection extension along the width direction.

6. The pin structure of the female header of 6 pin Type-C according to claim 3, wherein, in the fourth terminal and the fifth terminal, the connection extension portion of one of the fourth terminal and the fifth terminal is bent away from the connection extension portion of the other one of the fourth terminal and the fifth terminal, so that the front end portion of the fourth terminal and the front end portion of the fifth terminal are respectively located on two opposite surfaces of the frame body of the female header.

7. The pin structure of female seat of 6 pin Type-C according to claim 6, characterized in that, the interval distance between the tail end of each butt terminal is 0.4mm.

8. The pin structure of the 6-pin Type-C female socket according to claim 6, wherein the first pole interface is a negative pole, and the second pole interface is a positive pole;

and the two pull-down resistors are electrically connected with the negative electrode.

9. A female connector housing comprising a housing, a pin structure according to any one of claims 1-8 disposed on the housing.