A power connector compatible with both BTB and CTB applications

Abstract

This invention provides a power connector compatible with both BTB and CTB applications, comprising a female power connector, a male connector for mating with the female power connector, and a cable connector. The female power connector includes a first connector module and a second connector module. The first connector module enables board-to-board connection between the female power connector and the male connector; the second connector module enables wire-to-board connection between the female power connector and the cable connector. This invention can simultaneously meet the needs of both board-to-board and wire-to-board applications, thereby improving the connector's practicality. It is suitable for applications requiring high voltage, such as servers / communication equipment. The invention features two contact terminals on the second power terminal and the cable power terminal, enabling a single male and female connector, which not only meets the needs of different connection applications but also further reduces the connector's size, making it more miniaturized.

Description

Technical Field

[0001] This invention relates to the field of connector technology, and in particular to a power connector that is compatible with both BTB and CTB applications. Background Technology

[0002] Connectors are primarily used in applications requiring high voltage, such as servers and communication equipment. However, existing connectors are mainly board-to-board or wire-to-board connections. There are no connectors compatible with both connection modes. Summary of the Invention

[0003] To address the shortcomings of existing technologies, this invention provides a power connector that is compatible with both BTB and CTB applications, and can be used in both board-to-board and wire-to-board applications.

[0004] The technical solution of the present invention is as follows: a power connector that is compatible with both BTB and CTB applications, including a female power connector, a male connector and a cable connector for mating with the female power connector; the female power connector includes a first connector module and a second connector module; the first connector module is used to realize board-to-board connection between the female power connector and the male connector.

[0005] The second connector module is used to realize the wire-to-board connection between the female power connector and the cable connector.

[0006] Preferably, the female power connector includes a first connector module and a second connector module; the first connector module is used to realize board-to-board connection of the female power connector; and the second connector module is used to realize wire-to-board connection of the female power connector.

[0007] Preferably, the first connector module includes guide posts disposed at both ends of the female power connector, and a tapered guide block is also disposed on the outer side of the guide posts.

[0008] Preferably, the first connector module further includes a first power terminal module and multiple female signal terminal modules.

[0009] Preferably, the first power terminal module includes a first power terminal insulating housing and a plurality of first power terminals disposed within the first power terminal insulating housing.

[0010] Preferably, the first power terminal includes a plate-shaped first power terminal body, one end of which is a first power terminal contact end, and the first power terminal body is also provided with a plurality of first power terminal welding ends.

[0011] Preferably, each of the aforementioned female signal terminal modules includes a signal terminal housing and a plurality of female signal terminals disposed within the signal terminal housing.

[0012] Preferably, the female signal terminal includes a sickle-shaped signal terminal arm, and signal terminal contact ends and signal terminal welding ends integrally formed at both ends of the signal terminal arm.

[0013] Preferably, the signal terminal contact is a double contact with an H-shaped structure.

[0014] Preferably, the second connector module includes a second power terminal insulating housing and a plurality of second power terminals disposed within the second power terminal insulating housing, each of the second power terminals having two contact poles.

[0015] Preferably, the upper end and the front end of the insulating housing of the second power terminal both have corresponding sockets.

[0016] Preferably, the second power terminal includes a second power terminal body and two contact electrodes. The two contact electrodes include a second power terminal contact end a disposed at the front end of the second power terminal body and a plurality of second power terminal contact ends b disposed at the upper end of the second power terminal body. A plurality of second power terminal welding ends are disposed at the lower end of the second power terminal body.

[0017] Preferably, the second power terminal contact a has a plate-like structure and is located in the socket at the front end of the second power terminal insulating housing. The second power terminal contact b includes an elastic lever arm and a contact point disposed at the end of the elastic lever arm and is located in the socket at the upper end of the second power terminal insulating housing.

[0018] Preferably, the male connector includes a male connector insulating housing, and male power terminals and male signal terminal assemblies disposed within the male connector insulating housing.

[0019] Preferably, the structure of the male signal terminal assembly is similar to that of the female signal terminal module, and will not be described in detail in this embodiment.

[0020] Preferably, the male power terminal includes a plate-shaped male power terminal body, one end of which is provided with a plurality of male power terminal contact ends, and the other side of which is provided with a plurality of male power terminal welding ends, and the male power terminal contact ends and the male power terminal welding ends are arranged perpendicularly to each other.

[0021] Preferably, the insulating shell of the male connector has guide grooves at both ends for engaging with guide posts, and a guide opening on one side of the guide groove for engaging with a guide block. The insertion engagement allows the first power terminal contact end and the second power terminal contact end a of the second power terminal to be inserted between the male power terminal contacts of the two corresponding male power terminals.

[0022] Preferably, the cable connector includes a cable connector housing, a cable contact piece and a cable power terminal disposed within the cable connector housing. One end of the cable contact piece is wrapped with a cable, and the cable contact piece also contacts the cable power terminal.

[0023] Preferably, the cable contact piece has a cable wrapping portion at one end and a U-shaped contact portion at the other end, and the U-shaped groove arm of each U-shaped contact portion is in contact with two cable power terminals.

[0024] Preferably, the structure of the cable power terminal is similar to that of the second power terminal, which includes a first contact end of the cable power terminal, a plurality of second contact ends of the cable power terminals, and a plurality of welding ends of the cable power terminals.

[0025] Preferably, the first contact end of the cable power terminal is a plate-shaped structure for contacting the second power terminal contact end b of the second power terminal; and the second contact end of the cable power terminal includes a contact arm and a contact end disposed on the contact arm, and a plurality of the second contact ends of the cable power terminal are used to contact the U-shaped groove arm of the U-shaped contact portion.

[0026] Preferably, the welding ends of the plurality of cable power terminals are fisheye-shaped welding ends, while the welding end of the second power terminal is a strip-shaped structure.

[0027] The beneficial effects of this invention are as follows:

[0028] 1. This invention can simultaneously meet the requirements of board-to-board and wire-to-board applications, thereby improving the practicality of the connector; and can be used in applications with high voltage requirements such as servers / communication equipment.

[0029] 2. The second power terminal and the cable power terminal of the present invention are provided with two contact ends, so that male and female can be the same, which can not only meet the needs of different connection applications, but also further reduce the size of the connector and make the connector tend to be miniaturized.

[0030] 3. The cable contact piece of the present invention achieves a stable connection with the cable through the cable wrapping part, and can also make stable contact with the cable power terminal through the U-shaped contact part. Attached Figure Description

[0031] Figure 1 This is a schematic diagram of the structure of Embodiment 1 of the present invention;

[0032] Figure 2 This is a schematic diagram of the structure of the first power terminal in Embodiment 1 of the present invention;

[0033] Figure 3 This is a schematic diagram of the structure of the female signal terminal module in Embodiment 1 of the present invention;

[0034] Figure 4 This is a schematic diagram of the structure of the female signal terminal in Embodiment 1 of the present invention;

[0035] Figure 5 This is a schematic diagram of the structure of the second connector module in Embodiment 1 of the present invention;

[0036] Figure 6 This is a schematic diagram of the structure of the second power terminal in Embodiment 1 of the present invention;

[0037] Figure 7 This is a schematic diagram of the male connector of Embodiment 2 of the present invention;

[0038] Figure 8 This is a schematic diagram of the structure of the male power terminal in Embodiment 2 of the present invention;

[0039] Figure 9 This is a schematic diagram of the cable connector structure in Embodiment 3 of the present invention;

[0040] Figure 10 This is a schematic diagram of the internal structure of the cable connector in Embodiment 3 of the present invention;

[0041] Figure 11 This is a schematic diagram of the cable contact piece in Embodiment 3 of the present invention;

[0042] Figure 12 This is a schematic diagram of the cable power terminal structure in Embodiment 3 of the present invention;

[0043] In the diagram, 1-female power connector, 2-first connector module, 3-second connector module, 4-male connector, and 5-cable connector.

[0044] 21-Guide post; 22-Guide block; 23-First power terminal module; 24-Female signal terminal module;

[0045] 231 - Insulating housing for the first power terminal; 232 - First power terminal;

[0046] 233 - First power terminal body; 234 - First power terminal contact end; 235 - First power terminal soldering end;

[0047] 241 - Signal terminal housing; 242 - Female signal terminal;

[0048] 243 - Signal terminal arm; 244 - Signal terminal contact end; 245 - Signal terminal soldering end;

[0049] 31 - Insulating housing for the second power terminal; 32 - Second power terminal;

[0050] 311-Socket;

[0051] 321 - Second power terminal body; 322 - Second power terminal contact a; 323 - Second power terminal contact b; 324 - Second power terminal soldering end;

[0052] 41 - Male connector insulating housing; 42 - Male power terminal; 43 - Male signal terminal assembly;

[0053] 411-Guide groove; 412-Guide opening;

[0054] 421 - Male power terminal body; 422 - Male power terminal contact end; 423 - Male power terminal soldering end;

[0055] 51-Cable connector housing; 52-Cable contact piece; 53-Cable power terminal; 54-Cable;

[0056] 521 - Cable wrapping section; 522 - U-shaped contact section;

[0057] 531 - First contact end of cable power terminal; 532 - Second contact end of cable power terminal; 533 - Soldering end of cable power terminal. Detailed Implementation

[0058] The specific embodiments of the present invention will be further described below with reference to the accompanying drawings:

[0059] Example 1

[0060] like Figure 1 As shown, this embodiment provides a female power connector 1, which includes a first connector module 2 and a second connector module 3; the first connector module 2 is used to realize board-to-board connection of the female power connector 1; the second connector module 3 is used to realize wire-to-board connection of the female power connector 1.

[0061] As a preferred embodiment, such as Figure 1 As shown, the first connector module 2 includes guide posts 21 disposed at both ends of the female power connector 1, and a tapered guide block 22 is also disposed on the outer side of the guide post 21.

[0062] As a preferred embodiment, such as Figure 1As shown, the first connector module 2 also includes a first power terminal module 23 and multiple female signal terminal modules 24.

[0063] As a preferred embodiment, such as Figure 1 , 2 As shown, the first power terminal module 23 includes a first power terminal insulating housing 231 and a plurality of first power terminals 232 disposed within the first power terminal insulating housing 231.

[0064] As a preferred embodiment, such as Figure 2 As shown, the first power terminal 232 includes a plate-shaped first power terminal body 233, one end of the first power terminal body 233 is a first power terminal contact end 234, and the first power terminal body 233 is also provided with a plurality of first power terminal welding ends 235.

[0065] As a preferred embodiment, such as Figure 3 As shown, each of the aforementioned female signal terminal modules 24 includes a signal terminal housing 241 and a plurality of female signal terminals 242 disposed within the signal terminal housing 241.

[0066] As a preferred embodiment, such as Figure 4 As shown, the female signal terminal 242 includes a sickle-shaped signal terminal arm 243, and a signal terminal contact end 244 and a signal terminal welding end 245 integrally formed at both ends of the signal terminal arm 243.

[0067] As a preferred embodiment, such as Figure 4 As shown, the signal terminal contact 244 is a double contact terminal with an H-shaped structure.

[0068] As a preferred embodiment, such as Figure 5 As shown, the second connector module 3 includes a second power terminal insulating housing 31 and a plurality of second power terminals 32 disposed within the second power terminal insulating housing 31, each of the second power terminals 32 having two contact poles.

[0069] As a preferred embodiment, such as Figure 5 As shown, the upper end and front end of the insulating housing 31 of the second power terminal both have corresponding sockets 311.

[0070] As a preferred embodiment, such as Figure 6As shown, the second power terminal 32 includes a second power terminal body 321 and two contact electrodes. The two contact electrodes include a second power terminal contact end a322 disposed at the front end of the second power terminal body 321 and a plurality of second power terminal contact ends b323 disposed at the upper end of the second power terminal body 321. A plurality of second power terminal soldering ends 324 are disposed at the lower end of the second power terminal body 321.

[0071] As a preferred embodiment, such as Figure 6 As shown, the second power terminal contact a322 has a plate-like structure and is located in the socket 311 at the front end of the second power terminal insulating housing 31. The second power terminal contact b323 includes an elastic lever arm and a contact point disposed at the end of the elastic lever arm and is located in the socket 311 at the upper end of the second power terminal insulating housing 31.

[0072] Example 2

[0073] This embodiment provides a board-to-board power connector; this embodiment includes the female power connector 1 described in embodiment 1, and the male connector 4 that mates with and connects to the female power connector 1;

[0074] like Figure 7 As shown, the male connector 4 includes a male connector insulating housing 41, and a male power terminal 42 and a male signal terminal assembly 43 disposed within the male connector insulating housing 41.

[0075] In this embodiment, the structure of the male signal terminal assembly 43 is similar to that of the female signal terminal module 24, and will not be described in detail here.

[0076] In this embodiment, as Figure 8 As shown, the male power terminal 42 includes a plate-shaped male power terminal body 421. One end of the male power terminal body 421 is provided with a plurality of male power terminal contact ends 422. The other side of the male power terminal body 421 is also provided with a plurality of male power terminal soldering ends 423, and the male power terminal contact ends 422 and the male power terminal soldering ends 423 are arranged perpendicularly to each other.

[0077] In this embodiment, the male connector insulating housing 41 is provided with guide grooves 411 at both ends for cooperating with guide posts 21, and a guide opening 412 for cooperating with guide block 22 is provided on one side of the guide grooves 411.

[0078] The insertion and mating allows the first power terminal contact 234 and the second power terminal contact a322 of the second power terminal 32 to be inserted between the male power terminal contacts 422 of the two corresponding male power terminals 42.

[0079] Example 3

[0080] This embodiment provides a power connector for wire-to-board connection; this embodiment includes the female power connector 1 described in embodiment 1, and a cable connector 5 that mates with the female power connector 1;

[0081] like Figure 9 and 10 As shown, the cable connector 5 includes a cable connector housing 51, a cable contact piece 52 and a cable power terminal 53 disposed within the cable connector housing 51. One end of the cable contact piece 52 is wrapped with a cable 54, and the cable contact piece 52 is also in contact with the cable power terminal 53.

[0082] As a preferred embodiment, such as Figure 11 As shown, the cable contact piece 52 has a cable wrapping part 521 at one end and a U-shaped contact part 522 at the other end, and the U-shaped groove arm of each U-shaped contact part 522 is in contact with two cable power terminals 53.

[0083] As a preferred embodiment, such as Figure 12 As shown, the structure of the cable power terminal 53 is similar to that of the second power terminal 32, and includes a first contact end 531 of the cable power terminal, a plurality of second contact ends 532 of the cable power terminal, and a plurality of welding ends 533 of the cable power terminal.

[0084] In a preferred embodiment, the first contact end 531 of the cable power terminal is a plate-shaped structure for contacting the second power terminal contact end b323 of the second power terminal 32; and the second contact end 532 of the cable power terminal includes a contact arm and a contact end disposed on the contact arm, and a plurality of the second contact ends 532 of the cable power terminal are used to contact the U-shaped groove arm of the U-shaped contact portion 522.

[0085] In a preferred embodiment, the plurality of cable power terminal welding ends 533 are fisheye-shaped welding ends, while the second power terminal welding end 324 is a strip-shaped structure.

[0086] 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 compatible with both BTB and CTB applications, comprising a female power connector (1), a male connector (4) and a cable connector (5) for mating with the female power connector (1); characterized in that: The female power connector (1) includes a first connector module (2) and a second connector module (3); the first connector module (2) is used to realize board-to-board connection between the female power connector (1) and the male connector (4); The second connector module (3) is used to realize the wire-to-board connection between the female power connector (1) and the cable connector (5); The first connector module (2) includes a first power terminal module (23) and multiple female signal terminal modules (24); The second connector module (3) includes a second power terminal insulating housing (31) and a plurality of second power terminals (32) disposed within the second power terminal insulating housing (31), each of the second power terminals (32) having two contact poles; The second power terminal (32) includes a second power terminal body (321) and two contact electrodes disposed on the second power terminal body (321). The two contact electrodes include a second power terminal contact end a (322) disposed at the front end of the second power terminal body (321) and a plurality of second power terminal contact ends b (323) disposed at the upper end of the second power terminal body (321). A plurality of second power terminal soldering ends (324) are disposed at the lower end of the second power terminal body (321). The male connector (4) includes a male connector insulating housing (41), and a male power terminal (42) and a male signal terminal assembly (43) disposed within the male connector insulating housing (41); The cable connector (5) includes a cable connector housing (51), a cable contact piece (52) and a cable power terminal (53) disposed in the cable connector housing (51); one end of the cable contact piece (52) is wrapped with a cable (54), and the cable contact piece (52) is also in contact with the cable power terminal (53). The cable contact piece (52) has a cable wrapping part (521) at one end and a U-shaped contact part (522) at the other end, and the U-shaped groove arm of each U-shaped contact part (522) is in contact with two cable power terminals (53). The structure of the cable power terminal (53) is similar to that of the second power terminal (32), which includes a first contact end (531) of the cable power terminal, a plurality of second contact ends (532) of the cable power terminal, and a plurality of welding ends (533) of the cable power terminal.

2. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The first connector module (2) includes guide posts (21) disposed at both ends of the female power connector (1), and a tapered guide block (22) is also disposed on the outer side of the guide post (21); The male connector insulating housing (41) is provided with guide grooves (411) at both ends for cooperating with guide posts (21), and a guide opening (412) for cooperating with guide blocks (22) is provided on one side of the guide grooves (411).

3. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The first power terminal module (23) includes a first power terminal insulating housing (231) and a plurality of first power terminals (232) disposed within the first power terminal insulating housing (231); The first power terminal (232) includes a plate-shaped first power terminal body (233), one end of which is a first power terminal contact end (234), and the first power terminal body (233) is also provided with a plurality of first power terminal welding ends (235).

4. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: Each of the aforementioned female signal terminal modules (24) includes a signal terminal housing (241) and a plurality of female signal terminals (242) disposed within the signal terminal housing (241).

5. A power connector compatible with both BTB and CTB applications according to claim 4, characterized in that: The female signal terminal (242) includes a sickle-shaped signal terminal arm (243), and signal terminal contact ends (244) and signal terminal welding ends (245) integrally formed at both ends of the signal terminal arm (243); the signal terminal contact end (244) is a double contact end with an H-shaped structure.

6. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The upper end and the front end of the insulating housing (31) of the second power terminal are respectively provided with corresponding sockets (311).

7. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The second power terminal contact a (322) is a plate-shaped structure and is located in the socket (311) at the front end of the second power terminal insulating housing (31). The second power terminal contact b (323) includes an elastic lever arm and a contact point disposed at the end of the elastic lever arm and is located in the socket (311) at the upper end of the second power terminal insulating housing (31).

8. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The male power terminal (42) includes a plate-shaped male power terminal body (421). One end of the male power terminal body (421) is provided with a plurality of male power terminal contact ends (422). The other side of the male power terminal body (421) is also provided with a plurality of male power terminal welding ends (423). The male power terminal contact ends (422) and the male power terminal welding ends (423) are arranged perpendicularly to each other.

9. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The first contact end (531) of the cable power terminal is a plate-shaped structure for contacting the second power terminal contact end b (323) of the second power terminal (32); and the second contact end (532) of the cable power terminal includes a contact arm and a contact end disposed on the contact arm, and a plurality of the second contact ends (532) of the cable power terminal are used to contact the U-shaped groove arm of the U-shaped contact part (522).

10. A power connector compatible with both BTB and CTB applications according to claim 1, characterized in that: The multiple cable power terminal welding ends (533) are fisheye-shaped welding ends, while the second power terminal welding end (324) is a strip structure.

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