A high current wire pair board power connector

Abstract

The application provides a novel large-current wire-to-board power connector, which comprises a male module and a female module matched with each other, and the male module and the female module are detachably connected through elastic buckles. The male module comprises a male insulating shell, a male power terminal and a male signal terminal arranged in the male insulating shell. The female module comprises a female insulating shell, a female power terminal and a female signal terminal arranged in the female insulating shell. The two female power terminals are connected through corresponding plugs. The connector of the application is a wire-to-board connector, which is applied to large-current servers / communication devices and other space-limited application occasions, and adopts terminal lamination design to meet the requirements of space and large current. The connector is fixed through the plug buckles and the barbs of the terminals to meet the stability of the connector. The male module and the female module are fixed through the elastic buckles, and the upper and lower terminals are fixed through the plugs.

Description

Technical Field

[0001] This invention relates to the field of connector technology, and in particular to a novel high-current wire-to-board power connector. Background Technology

[0002] Connectors are mainly used in high-current applications such as servers / communication equipment and in space-constrained applications. Existing power connectors are mainly board-to-board connectors. For example, patent CN100429834C discloses a power connector that includes a longitudinally elongated insulating body and a plurality of power terminals inserted forward into the insulating body. The insulating body includes a base and a frame portion protruding forward from the base. The frame portion is provided with a mating hole for accommodating the mating connector. The base has a terminal slot that runs through the front and back, and the terminal slot communicates with the mating hole. Summary of the Invention

[0003] To address the shortcomings of existing technologies, this invention provides a novel high-current line-to-board power connector.

[0004] The technical solution of the present invention is: a novel high-current line-to-board power connector, comprising a mating male terminal module and a female terminal module, wherein the male terminal module and the female terminal module are detachably connected by an elastic latch.

[0005] Preferably, the male terminal module includes a male terminal insulating housing, and male terminal power terminals and male terminal signal terminals disposed within the male terminal insulating housing.

[0006] Preferably, the female module includes a female insulating housing, and female power terminals and female signal terminals disposed within the female insulating housing.

[0007] Preferably, the upper and lower female power terminals are connected by corresponding pins.

[0008] Preferably, the male end insulating shell is provided with male end connecting seats at both ends, and the male end connecting seats are provided with hooks for connecting with the elastic lock.

[0009] Preferably, the male terminal insulating housing includes multiple male power terminal plastic housings and multiple male signal terminal plastic housings.

[0010] Preferably, each of the male power terminals has multiple pairs of male power terminals inside its plastic housing, and each pair of male power terminals includes two stacked male power terminals, with the contact ends of the two male power terminals in each pair facing each other.

[0011] Preferably, the male power terminal includes a male power terminal body, and a plurality of male power terminal contact ends and a plurality of male power terminal welding ends disposed on both sides of the male power terminal body.

[0012] Preferably, a transverse barb is provided on the male power terminal body near the contact end of the male power terminal.

[0013] Preferably, the male signal terminal has an L-shaped structure.

[0014] Preferably, the female end insulating shell is provided with corresponding female end connectors at both ends, and the female end connectors are provided with slots for inserting elastic latches, and the inner sidewalls of the slots are provided with corresponding locking positions.

[0015] Preferably, the female end insulating housing includes multiple female end power terminal plastic housings and multiple female end signal terminal plastic housings, and each of the female end power terminal plastic housings is provided with multiple female end power terminals, and each of the female end signal terminal plastic housings is provided with multiple female end signal terminals.

[0016] Preferably, the side wall of the plastic housing of the female power terminal is also provided with a through-hole for inserting a pin.

[0017] Preferably, the female power terminal includes a female power terminal body, one end of which is integrally formed with two female power terminal contact ends, which are connected by an arc-shaped arm; and the other end of the female power terminal body is integrally formed with a female power terminal welding end, which is welded to the cable, and two arc-shaped connecting arms are symmetrically arranged on the outer side of the female power terminal welding end.

[0018] Preferably, the female signal terminal includes a female signal terminal body, one end of which is integrally formed with two mating female signal terminal contact ends, and one end of which is integrally formed with a female signal terminal welding end, on which a cable is welded; and multiple wrapping parts are symmetrically arranged on the outer side of the female signal terminal welding end.

[0019] The female signal terminal body is also provided with an elastic arm, which is connected to a slot provided on the plastic housing of the female signal terminal.

[0020] Preferably, the elastic latch includes an elastic latch body, and a connecting post for connecting with the female end connector is provided on the outer wall of the elastic latch body. The connecting post is rotatably connected to the shaft hole in the insertion hole of the female end connector, and corresponding snap-fit ​​parts are provided at both ends of the female end connector body.

[0021] The beneficial effects of this invention are as follows:

[0022] 1. The connector of the present invention is a wire-to-board connector, which is used in high-current applications such as servers / communication equipment and applications with limited space. At the same time, a terminal stack design is adopted to meet the requirements of space and high current.

[0023] 2. This invention utilizes pin locking and terminal barbs to achieve fixation, thereby ensuring the stability of the connector; this invention utilizes elastic locking to fix the male and female ends, and simultaneously uses pins to fix the upper and lower terminals. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of the public terminal module of the present invention;

[0025] Figure 2 This is another structural schematic diagram of the public terminal module of the present invention;

[0026] Figure 3 This is a schematic diagram of the structure of the plastic housing of the male power terminal of the present invention;

[0027] Figure 4 This is a schematic diagram of the structure of the male power terminal of the present invention;

[0028] Figure 5 This is a schematic diagram of the structure of the public terminal signal terminal of the present invention;

[0029] Figure 6 This is a schematic diagram of the male connector of the present invention;

[0030] Figure 7 This is a schematic diagram of the structure of the mother module of the present invention;

[0031] Figure 8 This is a schematic diagram of the structure of the plastic housing of the female power terminal of the present invention;

[0032] Figure 9 This is a schematic diagram of the structure of the female power terminal of the present invention;

[0033] Figure 10 This is another structural schematic diagram of the female power terminal of the present invention;

[0034] Figure 11 This is a schematic diagram of the structure of the plastic housing of the female signal terminal of the present invention;

[0035] Figure 12 This is a schematic diagram of the structure of the female signal terminal of the present invention;

[0036] Figure 13 This is another structural schematic diagram of the female signal terminal of the present invention;

[0037] Figure 14 This is a schematic diagram of the elastic latch of the present invention;

[0038] Figure 15 This is another structural schematic diagram of the elastic latch of the present invention;

[0039] Figure 16 This is a schematic diagram of the male connector of the present invention;

[0040] In the diagram, 1-male module, 2-female module, 3-elastic latch;

[0041] 11-Male insulating housing, 12-Male power terminal, 13-Male signal terminal, 14-Male connector, 15-Hook;

[0042] 111 - Male power terminal plastic housing; 112 - Male signal terminal plastic housing;

[0043] 121-Male power terminal body, 122-Male power terminal contact end, 123-Male power terminal soldering end, 124-Barb;

[0044] 21-Female insulating housing, 22-Female power terminal, 23-Female signal terminal, 24-Pin, 25-Female connector, 26-Slot, 27-Cable;

[0045] 211-Plastic housing for female power terminal; 212-Plastic housing for female signal terminal; 213-Socket;

[0046] 221-Female power terminal body, 222-Female power terminal contact end, 223-Female power terminal welding end, 224-Arc arm, 225-Connecting arm;

[0047] 231-Main signal terminal body; 232-Main signal terminal contact end; 233-Main signal terminal welding end; 234-Wrapping part; 235-Elastic arm;

[0048] 31-Elastic locking body, 32-Connecting post, 33-Snap-fit ​​part. Detailed Implementation

[0049] The specific embodiments of the present invention will be further described below with reference to the accompanying drawings:

[0050] like Figure 1 , 2As shown in Figure 7, the present invention provides a novel high-current line-to-board power connector, comprising a mating male terminal module 1 and a female terminal module 2, wherein the male terminal module 1 and the female terminal module 2 are detachably connected by an elastic latch 3.

[0051] As a preferred embodiment, such as Figure 1 and 2 As shown, the male terminal module 1 includes a male terminal insulating housing 11, and a male terminal power terminal 12 and a male terminal signal terminal 13 disposed within the male terminal insulating housing 11.

[0052] In a preferred embodiment, the male end insulating housing 11 is provided with male end connecting seats 14 at both ends, and the male end connecting seats 14 are provided with hooks 15 for connecting with the elastic lock 3, such as... Figure 6 As shown.

[0053] In a preferred embodiment, the male-end insulating housing 11 includes a plurality of male-end power terminal 12 plastic housings 111 and a plurality of male-end signal terminal plastic housings 112.

[0054] As a preferred embodiment, such as Figure 3 As shown, each of the male power terminals 12 has multiple pairs of male power terminals 12 inside its plastic housing 111, and each pair of male power terminals 12 includes two stacked male power terminals 12, with the contact ends of the two male power terminals 12 in each pair facing each other.

[0055] As a preferred embodiment, such as Figure 4 As shown, the male power terminal 12 includes a male power terminal body 121, and multiple male power terminal contact ends 122 and multiple male power terminal soldering ends 123 disposed on both sides of the male power terminal body 121. Furthermore, transverse barbs 124 are provided on the male power terminal body 121 near the male power terminal contact ends 122.

[0056] As a preferred embodiment, such as Figure 5 As shown, the male signal terminal 13 has an L-shaped structure.

[0057] As a preferred embodiment, such as Figure 7 As shown, the female module 2 includes a female insulating housing 21, and female power terminals 22 and female signal terminals 23 disposed within the female insulating housing 21. The upper and lower female power terminals 22 are connected by corresponding pins 24.

[0058] In a preferred embodiment, the female end insulating shell 21 is provided with corresponding female end connecting seats 25 at both ends. Each female end connecting seat 25 has a slot 26 for inserting the elastic latch 3. The inner wall of the slot 26 is provided with corresponding locking positions, such as... Figure 16 As shown.

[0059] In a preferred embodiment, the female-end insulating housing 21 includes multiple female-end power terminal plastic housings 211 and multiple female-end signal terminal plastic housings 212, such as... Figure 8 As shown, each of the aforementioned female power terminal plastic housings 211 is provided with a plurality of female power terminals 22, and each of the aforementioned female signal terminal plastic housings 212 is provided with a plurality of female signal terminals 23.

[0060] In a preferred embodiment, the side wall of the female power terminal plastic housing 211 is also provided with a through-hole 213 for inserting the pin 24.

[0061] As a preferred embodiment, such as Figure 9 and 10 As shown, the female power terminal 22 includes a female power terminal body 221. One end of the female power terminal body 221 is integrally formed with two female power terminal contact ends 222, which are connected by an arc-shaped arm 224. The other end of the female power terminal body 221 is integrally formed with a female power terminal welding end 223, which is welded to the cable 27. Two arc-shaped connecting arms 225 are symmetrically arranged on the outer side of the female power terminal welding end 223.

[0062] As a preferred embodiment, such as Figure 11-13 As shown, the female signal terminal 23 includes a female signal terminal body 231. One end of the female signal terminal body 231 is integrally formed with two mating female signal terminal contact ends 232. One end of the female signal terminal body 231 is integrally formed with a female signal terminal welding end 233. A cable 27 is welded onto the female signal terminal welding end 233. Furthermore, a plurality of wrapping portions 234 are symmetrically arranged on the outer side of the female signal terminal welding end 233.

[0063] The female signal terminal body 231 is also provided with an elastic arm 235, which is connected to a slot provided on the plastic housing 212 of the female signal terminal.

[0064] As a preferred embodiment, such as Figure 14 and 15As shown, the elastic buckle 3 includes an elastic buckle body 31. A connecting post 32 for connecting with the female end connector 25 is provided on the outer wall of the elastic buckle body 31. The connecting post 32 is rotatably connected to the shaft hole in the insertion hole 213 of the female end connector 25. The two ends of the elastic buckle body 31 are respectively provided with corresponding snap-fit ​​parts 33.

[0065] The embodiments and descriptions above are merely illustrative of the principles and preferred embodiments of the present invention. Various changes and modifications may be made to the present invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. A power connector for a high-current line-to-board circuit board, comprising a mating male terminal module (1) and a female terminal module (2), wherein the male terminal module (1) and the female terminal module (2) are detachably connected by an elastic latch (3); The male terminal module (1) includes a male terminal insulating housing (11), and a male terminal power terminal (12) and a male terminal signal terminal (13) disposed within the male terminal insulating housing (11); The female module (2) includes a female insulating housing (21), and a female power terminal (22) and a female signal terminal (23) disposed in the female insulating housing (21); and the upper and lower female power terminals (22) are connected by corresponding pins (24). The female power terminal (22) includes a female power terminal body (221). One end of the female power terminal body (221) is integrally formed with two female power terminal contact ends (222), which are connected by an arc-shaped arm (224). The other end of the female power terminal body (221) is integrally formed with a female power terminal welding end (223), which is welded to the cable (27). Two arc-shaped connecting arms (225) are symmetrically arranged on the outside of the female power terminal welding end (223). The female signal terminal (23) includes a female signal terminal body (231), one end of which is integrally formed with two mating female signal terminal contact ends (232), and one end of which is integrally formed with a female signal terminal welding end (233), on which a cable (27) is welded; and multiple wrapping parts (234) are symmetrically arranged on the outside of the female signal terminal welding end (233); the female signal terminal body (231) is also provided with an elastic arm (235), which is connected to a slot provided on the plastic shell (212) of the female signal terminal; The male power terminal (12) includes a male power terminal body (121), and a plurality of male power terminal contact ends (122) and a plurality of male power terminal soldering ends (123) disposed on both sides of the male power terminal body (121); a transverse barb (124) is provided on the male power terminal body (121) near the male power terminal contact end (122); The male end insulating shell (11) is provided with male end connecting seats (14) at both ends, and the male end connecting seats (14) are provided with hooks (15) for connecting with the elastic lock (3); The female end insulating shell (21) is provided with corresponding female end connecting seats (25) at both ends. The female end connecting seat (25) has a slot (26) for inserting the elastic buckle (3). The inner side wall of the slot (26) is provided with corresponding locking positions. The elastic latch (3) includes an elastic latch body (31), and a connecting post (32) for connecting with the female end connector (25) is provided on the outer wall of the elastic latch body (31). The connecting post (32) is rotatably connected to the shaft hole in the insertion hole (213) of the female end connector (25), and corresponding snap-fit ​​parts (33) are provided at both ends of the elastic latch body (31).

2. The power connector for a high-current line-to-board according to claim 1, characterized in that: The male-end insulating housing (11) includes multiple male-end power terminal plastic housings (111) and multiple male-end signal terminal plastic housings (112); Each of the aforementioned male power terminal plastic housings (111) is provided with multiple pairs of male power terminals (12), and each pair of male power terminals (12) includes two stacked male power terminals (12), with the contact ends of the two male power terminals (12) in each pair arranged opposite each other.

3. The power connector for a high-current line-to-board according to claim 1, characterized in that: The female end insulating housing (21) includes multiple female end power terminal plastic housings (211) and multiple female end signal terminal plastic housings (212). Each of the female end power terminal plastic housings (211) is provided with multiple female end power terminals (22), and each of the female end signal terminal plastic housings (212) is provided with multiple female end signal terminals (23).

4. A power connector for a high-current line-to-board according to claim 3, characterized in that: The side wall of the plastic housing (211) of the female power terminal is also provided with a through-hole (213) for inserting the pin (24).

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