TWI671957B - Electrical connector assembly - Google Patents

Abstract

An electrical connector assembly includes an electrical connector including an insulating body. The insulating body includes a base body and an extension formed by extending backward from a top end of the base body. The insulating body includes a receiving cavity and a plurality of through-holes running through the bottom of the insulating body. A receiving slot for the conductive terminal that communicates with the receiving cavity. The top end of the conductive terminal protrudes into the receiving cavity. The bottom end of the conductive terminal is exposed to the bottom end of the base to be soldered to the circuit board; and a support member is assembled and fixed to the extension of the insulating body. The bottom side is to adjust the electrical connector placed on the center of gravity of the circuit board to prevent the position of the electrical connector from moving or tipping.

Description

Electrical connector assembly

The invention discloses an electrical connector component, and particularly relates to an electrical connector component which is applied to a circuit board by applying surface mount technology.

Previous electrical connectors required surface-mount technology to be soldered to the circuit board. The electrical connectors were required to maintain a stable balance at the corresponding positions on the circuit board before soldering. If the structure of the electrical connector could not be independently balanced, an additional The support member can achieve balanced support so that the electrical connector cannot fall down. The conventional support members include the inner part of the plug-in interface of the connector, so it is easy to cause problems such as deformation and dirt at the plug-in interface due to stress, or discoloration and corrosion of the terminal due to plastic precipitates.

In view of the above defects, it is necessary to improve the prior art to overcome the above defects.

The technical problem to be solved by the present invention is to provide an electrical connector assembly that can support the electrical connector to maintain a stable and balanced position when the electrical connector is soldered to a circuit board.

In order to solve the above technical problems, the technical means of the present invention is: an electrical connector assembly including: an electrical connector including an insulating body, the aforementioned insulating body includes a base body and an extension formed by extending backward from the top end of the base body; The front end of the base body opens a containment cavity and a plurality of A receiving groove for receiving a conductive terminal that passes through the bottom of the insulating body and communicates with the receiving cavity. The top end of the conductive terminal protrudes into the receiving cavity. The bottom end of the conductive terminal is exposed to the bottom end of the base to be soldered to the circuit board. The bottom side of the extension of the insulating body is adjusted to place the connector on the center of gravity of the circuit board to prevent the position of the electrical connector from moving or tipping.

A method for welding an electrical connector assembly includes the following steps: providing a point electrical connector including an insulating body, the insulating body includes a base body and an extension formed by extending backward from the top end of the base body, and the insulating body is opened and accommodated backward from the front end of the base body A cavity and a plurality of receiving grooves for conductive terminals that penetrate the bottom of the insulating body and communicate with the receiving cavity. The top end of the conductive terminal protrudes into the receiving cavity, and the bottom end of the conductive terminal is exposed to the bottom end of the base body for soldering to the circuit board; a support member is provided. ; Assemble and support the supported parts to the insulating body, so as to adjust the center of gravity of the electrical connector assembly to ensure that the position of the electrical connector on the circuit board is fixed and stable.

Compared with the prior art, when the electrical connector assembly of the present invention is placed on a circuit board and ready for soldering, the center of gravity of the electrical connector assembly is roughly adjusted to effectively prevent the electrical connector assembly from falling backward due to the supporting effect of the support. welding.

100‧‧‧electric connector assembly

10‧‧‧electrical connector

20‧‧‧ support

1‧‧‧Insulated body

2‧‧‧ conductive terminals

4‧‧‧ Clips

3‧‧‧ metal case

31‧‧‧First case

32‧‧‧Second shell

311,21‧‧‧‧Main body

312,322,42‧‧‧Connection

313‧‧‧First flange

3131,3231‧‧‧Fixing holes

314‧‧‧ Positioning film

32‧‧‧Second shell

321‧‧‧holding department

323‧‧‧Second flange section

11‧‧‧ Ontology

12‧‧‧ extension

111‧‧‧ Containment Chamber

112‧‧‧Container

14‧‧‧Snap slot

15‧‧‧Fixed slot

41‧‧‧ stuck feet

43‧‧‧Elastic section

44‧‧‧Fixed section

113‧‧‧block

22‧‧‧Snap

23‧‧‧ bayonet

221‧‧‧ convex edge

24‧‧‧ Hollow

13‧‧‧Boss

The first view is a perspective assembly view of the electrical connector assembly of the present invention; the second view is a perspective assembly view of the first view from another perspective; the third view is a partially exploded view of the first view; the fourth view is a third view A partially exploded view of another view of the figure; The fifth figure is a further perspective exploded view of the third figure; the sixth figure is another perspective exploded view of the fifth figure; and the seventh figure is a schematic diagram of the position of the center of gravity after the electrical connector of the present invention is soldered to the circuit board.

Referring to the first and second figures, the electrical connector assembly 100 of the present invention includes an electrical connector 10 and a supporting member 20 assembled to the electrical connector 10.

Please also refer to the fifth to sixth figures. The aforementioned electrical connector 10 includes an insulating body 1, a plurality of conductive terminals accommodated in the insulating body 1, and a buckle 4 accommodated in the insulating body 1. Metal case 3 outside the body 1.

Please refer to the first to fourth figures together. The aforementioned metal case 3 includes a first case 31 and a second case 32. The first housing 31 includes a plate-shaped main body portion 311, a connection portion 312 formed by extending vertically from the two ends of the main body portion 311 to the bottom side, and a first flange formed by continuing to extend outward from the bottom end of the connection portion 312. Each of the first flange portions 313 defines a fixing hole 3131. The rear side edge of the main body portion 311 extends vertically downward to form a positioning piece 314. The second housing 32 includes a rectangular holding portion 321 with a horizontal cross-section that is open on one side, a connecting portion 322 extending upward from both ends of the holding portion 321, and a second method of extending outward from the top of the connecting portion 322. The blue portion 323 defines a fixing hole 3231 in the middle of each of the second flange portions 323.

Please refer to the third to sixth figures together. The aforementioned insulating body 1 includes a substantially rectangular block-shaped body 11 and an extending portion 12 extending rearwardly from a rear end of the aforementioned body 11. The main body 11 is provided with a receiving cavity 111 from front to back. A plurality of through-receiving cavities 111 and a receiving groove 112 for accommodating the conductive terminal 2 are formed in the body 11, and the top end of the conductive terminal 2 protrudes into the accommodating cavity 111. The bottom end is exposed to the bottom of the body 11 to facilitate soldering with the circuit board. The extending portion 12 defines a buckling groove 14 and a fixing groove 15 for accommodating the buckling member 4 from the back to the front. The latching member 4 includes two latching legs 41 and a connecting portion 42 between the two latching legs 41 and connecting the two latching legs 41. An end of each latching leg 41 away from the connecting portion 42 is bent inward to form a “V” -shaped elastic portion 43. The top edge of the connecting portion 42 extends vertically and forwardly to form two fixing portions 44. The two latching legs 41 of the aforementioned latching member 4 are respectively inserted into the corresponding latching grooves 14, and the fixing portions 44 are respectively inserted into the corresponding fixing grooves 15 and fixed therein to fix the latching members 4 to the insulating body 1. Stop at the rear end of the extension 12.

Please refer to the first to fourth figures together, the two sides of the bottom of the main body 11 are provided with latching blocks 113, and the two sides of the holding portion 321 of the second housing 32 are respectively locked to the latching blocks 113. The main body portion 311 of the first casing 31 covers the top of the insulating body 1, the positioning piece 314 abuts the rear end surface of the insulating body 1, the first flange portion 313 of the first casing 31 and the second The second flange portion 323 of the housing 32 is directly opposite and the fixing holes 3131 coincide with the corresponding fixing holes 3231.

Please refer to the second to fourth figures together. The supporting member 20 includes a main body portion 21 that is modified into a rectangular parallelepiped. The two sides of the main body portion 31 respectively extend upward to form a buckle portion 22, and a bayonet 23 is formed between the two buckle portions 22. A convex rib 221 is formed inwardly from the inside of the latching portion 22. A plurality of perforations 24 are opened in the middle of the main body portion 21. The perforations 24 can reduce the material of the support member 20 and reduce the weight of the support member 20. A rectangular boss 13 is formed on the bottom side wall of the aforementioned insulating body 1. The protrusion 13 extends into the bayonet 23 of the support 20. The two buckling portions 22 are respectively placed on two sides of the table 13 and the convex edges 221 of the protrusion 13 are elastically deformed to stably fix the support 20 to the support 20. Insulation body 1. In this embodiment, the supporting member 20 forms two buckling portions 22 for buckling on the two side walls of the insulating body 1. In other embodiments, the aforementioned insulating body can also form a similar and easily removable fixing structure for fixing. The support member 20.

Please refer to the seventh figure together. When the electrical connector assembly 100 of the present invention is placed on a circuit board and ready for soldering, the center of gravity of the electrical connector assembly 100 can be roughly adjusted to be located on the surface of the electrical connector 10 due to the supporting effect of the support 20. The space between the mounting soldering area and the seating area of the supporting member 20 on the circuit board can effectively prevent the electrical connector assembly 100 from falling backward, which is beneficial to soldering.

To sum up, the present invention meets the requirements for invention patents, and the patent application is filed according to law. However, the foregoing are merely preferred embodiments of the present invention, and the scope of the present invention is not limited to the above embodiments. Anyone skilled in the art of the present case can make equivalent modifications or changes based on the spirit of the present invention. Covered in the following patent applications.

Claims (10)

An electrical connector assembly includes an electrical connector including an insulating body. The insulating body includes a base body and an extension formed by extending backward from a top end of the base body. The insulating body includes a receiving cavity and a plurality of through-holes running through the bottom of the insulating body. A receiving slot for the conductive terminal that communicates with the receiving cavity. The top end of the conductive terminal protrudes into the receiving cavity. The bottom end of the conductive terminal is exposed to the bottom end of the base to be soldered to the circuit board; and a support member is assembled and fixed to the insulating body. The bottom of the extension portion can be abutted against the circuit board to adjust the center of gravity of the electrical connector placed on the circuit board to prevent the position of the electrical connector from moving or falling. The electrical connector assembly according to item 1 of the scope of patent application, wherein the bottom of the support member is parallel to the welding plane of the conductive terminal. The electrical connector assembly according to item 1 of the scope of patent application, wherein the aforementioned support is assembled to the electrical connector so that the center of gravity of the electrical connector assembly falls between the terminal surface mount soldering area and the support seating area. The electrical connector assembly according to item 1 of the scope of patent application, wherein the support member includes a substantially rectangular block-shaped main body portion and buckle portions respectively extending upward from both sides of the main body portion, and each of the buckles A convex edge is protruded inward at the top end of the portion, and the two buckle portions are sandwiched between two sidewalls of the insulating body, and the convex edge is clipped on the sidewall of the insulating body. The electrical connector assembly according to item 1 of the scope of patent application, wherein the main body of the support member is provided with a plurality of perforations. The electrical connector assembly according to item 2 of the scope of the patent application, wherein a bottom is formed on the bottom of the insulating body, a bayonet is formed between the two buckle parts of the support, and the bayonet is inserted into the bayonet, and two buckles are formed. The two parts are buckled on two side walls of the boss. A method of welding an electrical connector assembly includes the steps of providing an electrical connector including an insulating body, the insulating body including a base body and an extension formed by extending backward from a top end of the base body, and the insulating body opening a receiving cavity backward from the front end of the base body. And a plurality of accommodating grooves for accommodating conductive terminals that pass through the bottom of the insulating body and communicate with the accommodating cavity, the top end of the conductive terminal protrudes into the accommodating cavity, and the bottom end of the conductive terminal is exposed to the bottom end of the base body for soldering to the circuit board; providing support The support is assembled and fixed on the insulating body to abut against the circuit board, so as to adjust the center of gravity of the electrical connector assembly to ensure that the position of the electrical connector on the circuit board is fixed and stable. The method for welding an electrical connector assembly according to item 7 of the scope of patent application, wherein the support member includes a substantially rectangular block-shaped body portion and buckle portions formed by extending upwardly from both sides of the body portion, respectively. The buckle is fixed to the insulating body. The method for welding an electrical connector assembly according to item 8 of the scope of patent application, wherein the inside of the top end of each of the buckle portions is convex inward, and the two buckle portions are sandwiched between two side walls of the insulating body. The convex edge is clamped on the side wall of the insulating body. The method for welding an electrical connector assembly according to item 8 of the scope of patent application, wherein a bottom is formed on the bottom of the insulating body, a bayonet is formed between the two buckle portions of the support, and the bayonet is placed in the bayonet, The two buckling portions are buckled on two side walls of the boss.