CN112117573A - A high-density board-to-board power connector - Google Patents

Abstract

The invention provides a high-density board-to-board power connector, which comprises a female end connector unit and a male end connector unit which are matched with each other; the female end connector unit comprises a female end plastic main body and at least one first female end terminal unit arranged in the female end plastic main body; the male end connector unit comprises a male end plastic main body and at least one first male end terminal unit arranged in the male end plastic main body; the high-current power supply module is simple in structure, and can meet the requirements of the power supply module on signal density or transmission speed under the condition of meeting the high-current condition by arranging the two male terminal and the female terminal; the stability and the reliability of connection are ensured by adopting a two-point contact mode; the female terminal and the male terminal are integrally formed with the shell and then assembled in the plastic main body, so that the structure is more reliable and stable; through the combination of the fork bone and the fork groove, the elastic buckle and the buckle groove are assembled to ensure the stability and reliability of the assembly of the connecting piece and the shell.

Description

A high-density board-to-board power connector

technical field

The invention relates to the technical field of connectors, in particular to a high-density board-to-board power connector.

Background technique

Board-to-board connectors are commonly used in PCB boards such as computer motherboards, LCD monitors, LCD TVs, switches, etc., while high-density connectors are mainly used in servers/communication equipment, etc. In addition to high current, they have high-density or high-speed performance for signals required application.

The board-to-board connectors in the prior art generally include a pair of plug and socket connectors, which are respectively mounted on two parallel and mutually separated PCB boards, and are arranged to be mechanically and electrically connected to each other, so that the corresponding The plug and socket connectors on the PCB board are electrically connected to each other to transmit signals.

However, whether the existing connector is a male end or a female end, the signal pins of the connector are assembled in a manner, and the pitch and density of the signal pins of the female end are the same as those of the male end, resulting in poor connectivity and stability.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the present invention provides a high-density board-to-board power connector.

The technical scheme of the present invention is: a high-density board-to-board power connector, comprising a female connector unit and a male connector unit that cooperate with each other;

The female end connector unit includes a female end plastic body and at least one first female end terminal unit installed in the female end plastic body;

The male end connector unit includes a male end plastic body and at least one first male end terminal unit installed in the male end plastic body;

When the first connector unit and the second connector unit are combined, the first male terminal unit of the first connector unit is inserted into the first female terminal unit of the second connector unit, and the The first male terminal unit and the first female terminal unit are connected in a double-point contact manner.

Preferably, the first male terminal unit includes a first male housing, a first male connector, and a plurality of first male terminals, and the first male connector is clamped on the first male connector. In the end housing, a plurality of the first male end terminals are integrally formed in the first male end connector.

Preferably, the first male end casing is a hollow structure with two ends penetrating through, and a corresponding first buckle groove is provided on the upper end of the first male end casing. Corresponding first fork grooves are also provided on both sides.

Preferably, the upper end of the first male end connector is provided with a first elastic buckle for matching with the first buckle groove, and both sides of the first male end connector are provided with a first fork groove for matching with the first fork groove. of the first wishbone.

Preferably, the first male end connector is inserted in the first male end housing, the first elastic buckle is clamped in the first buckle groove, and the shown first wishbone is inserted in the inside the first fork slot described above.

Preferably, the first receptacle terminal unit includes a first receptacle housing, a first receptacle connector, and a plurality of first receptacle terminals, and the first receptacle connector is clamped on the first receptacle. In the end housing, a plurality of the first female terminals are integrally formed in the first female connector.

Preferably, the first female end casing is a hollow structure with two ends passing through, and a corresponding second buckle groove is provided on the upper end of the first female end casing. Corresponding second fork grooves are also provided on both sides.

Preferably, the upper end of the first female end connecting piece is provided with a second elastic buckle for matching with the second buckle groove, and both sides of the first female end connecting piece are provided with a second elastic buckle for matching with the second fork groove the second wishbone.

Preferably, the first female end connector is inserted in the first female end housing, the second elastic buckle is clamped in the second buckle groove, and the second wishbone shown is inserted in the in the second fork slot described above.

Preferably, each of the first female terminals has two contact portions at one end and one contact portion at the other end.

Preferably, one end of each of the first male terminals is in a flat structure and the other end is in a circular structure, and the flat end of the first male terminal is in contact with the two contact portions of the first female terminal. .

Preferably, the female end connector unit further includes at least one second female end terminal unit disposed on the female end plastic body.

Preferably, the male end connector unit further includes at least one second male end terminal unit disposed on the male end plastic body.

Preferably, the second receptacle terminal unit includes a second receptacle housing, and two mutually matched second receptacle terminals arranged in the second receptacle housing, the two second receptacle terminals corresponding slots are formed between them.

Preferably, the second male terminal unit includes a second male housing and a second male terminal disposed on the second male housing.

The beneficial effects of the present invention are:

1. The structure of the present invention is simple, and the present invention can meet the requirements of the power module for signal density or transmission speed under the condition of high current by setting two male terminal and female terminal;

2. The present invention ensures the stability and reliability of the connection by adopting the method of two-point contact;

3. The female terminal and the male terminal of the present invention are integrally formed with the shell and then assembled in the plastic body, so the structure is more reliable and stable;

4. The present invention ensures the stability and reliability of the assembly of the connector and the plastic body by using the combination of the wishbone and the fork groove and the assembly of the elastic buckle and the buckle.

Description of drawings

Fig. 1 is the structural schematic diagram of the female end connector unit of the present invention;

2 is a schematic structural diagram of a male connector unit of the present invention;

3 is a schematic structural diagram of a first male terminal unit of the present invention;

4 is a schematic structural diagram of the first male end housing of the present invention;

5 is a schematic structural diagram of the first male end connector of the present invention;

6 is a schematic structural diagram of a first male terminal of the present invention;

7 is a schematic structural diagram of the first female terminal unit of the present invention;

8 is a schematic structural diagram of the first female end housing of the present invention;

9 is a schematic structural diagram of the first female end connector of the present invention;

10 is a schematic structural diagram of the first female terminal of the present invention;

11 is a schematic structural diagram of the second female terminal unit of the present invention;

12 is a schematic structural diagram of the second female terminal unit of the present invention;

13 is a schematic structural diagram of a two-male terminal unit according to the present invention;

14 is a schematic structural diagram of a two-male terminal of the present invention;

In the figure, 1-receptacle plastic body, 2-first female terminal unit, 3-second female terminal unit, 4-male plastic body, 5-first male terminal unit, 6-second male terminal terminal unit;

21- The first receptacle housing, 22- The first receptacle connector, 23- The first receptacle terminal, 24- The second buckle slot, 25- The second fork slot, 26- The second elastic buckle, 27- The first Double wishbone, 28-contact;

31- the second receptacle housing, 32- the second receptacle terminal;

51-first male end housing, 52-first male end connector, 53-first male end terminal, 54-first buckle groove, 55-first fork groove, 56-first elastic buckle, 57-first a wishbone;

61 - the second male end housing, 62 - the second male end terminal;

Detailed ways

The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings:

As shown in FIGS. 1 and 2 , this embodiment provides a high-density board-to-board power connector, which includes a female connector unit and a male connector unit that cooperate with each other.

Wherein, the female end connector unit includes a female end plastic body 1 and at least one first female end terminal unit 2 installed in the female end plastic body 1; correspondingly, the male end connector unit includes The male end plastic body 4 and at least one first male end terminal unit 5 installed in the male end plastic body 4 . And when the first connector unit and the second connector unit are combined, the first male terminal unit 5 of the first connector unit is inserted into the first female terminal unit 2 of the second connector unit, and The first male terminal unit 5 and the first female terminal unit 2 are connected in a double-point contact manner, so as to ensure the stability and reliability of the connection.

Preferably, as shown in FIG. 3 , the first male terminal unit 5 includes a first male housing 51 , a first male connector 52 , and a plurality of first male terminals 53 . The male end connector 52 is clamped in the first male end housing 51 , and a plurality of the first male end terminals 53 are integrally formed in the first male end connector 52 .

Preferably, as shown in FIG. 4 , the first male end housing 51 in this embodiment is a hollow structure with two ends penetrating through, one end of which is a slot, and is provided on the upper end of the first male end housing 51 Corresponding first buckle grooves 54 and corresponding first fork grooves 55 are also provided on both sides of the first male end housing 51 .

Preferably, as shown in FIG. 5 , the upper end of the first male end connector 52 in this embodiment is provided with a first elastic buckle 56 for matching with the first buckle groove 54 . The first male end connector Both sides of the 52 are provided with first wishbone 57 for matching with the first fork slot 55 .

Preferably, the first male end connector 52 is inserted into the first male end housing 51 , and the first elastic buckle 56 is clamped in the first buckle groove 54 . The bone 57 is inserted into the first fork slot 55 , and the arrangement of the plurality of the first male terminals 53 in this embodiment is shown in FIG. 6 . Each of the first male terminals 53 has a flat structure at one end and a circular structure at the other end.

Preferably, as shown in 7, in this embodiment, the first receptacle terminal unit 2 includes a first receptacle housing 21, a first receptacle connector 22, and a plurality of first receptacle terminals 23, so The first receptacle connector 22 is clamped in the first receptacle housing 21 , and a plurality of the first receptacle terminals 23 are integrally formed in the first receptacle connector 22 .

Preferably, as shown in FIG. 8 , the first receptacle housing 21 in this embodiment is a hollow structure with two ends penetrating through, and a corresponding second buckle groove is provided at the upper end of the first receptacle housing 21 24. Corresponding second fork slots 25 are also provided on both sides of the first female end housing 21.

Preferably, as shown in FIG. 9 , the upper end of the first female end connector 22 is provided with a second elastic buckle 26 for matching with the second buckle groove 24 , and both sides of the first female end connector 22 are provided. A second wishbone 27 for mating with the second fork slot 25 is provided.

Preferably, when the first female end connector 22 is inserted into the first female end housing 21, the second elastic buckle 26 is clamped in the second buckle groove 24, and the second fork shown in The bone 27 is inserted into the second fork slot 25 . As shown in FIG. 10 , the layout of the plurality of first receptacle terminals 23 in this embodiment is shown in FIG. 10 . In this embodiment, one end of each of the first receptacle terminals 53 has two contact portions 28 . The other end has a contact portion 28 . The flat end of the first male terminal 53 is in contact with the two contact portions 28 of the first female terminal 23 .

Preferably, the receptacle connector unit described in this embodiment further includes at least one second receptacle terminal unit 3 disposed in the receptacle plastic body 1 . The male end connector unit further includes at least one second male end terminal unit 6 disposed in the male end plastic body 4 .

Preferably, as shown in FIGS. 11 and 12 , the second receptacle terminal unit 3 includes a second receptacle housing 31 and two mutually matched second receptacle terminals disposed on the second receptacle housing 31 32. A corresponding slot is formed between the two second female terminals 32.

Preferably, as shown in FIGS. 13 and 14 , the second male terminal unit 6 includes a second male housing 62 and a second male terminal 62 disposed on the second male housing 61 .

What is described in the above-mentioned embodiments and specification is only to illustrate the principle and best embodiment of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have various changes and improvements, and these changes and improvements all fall within the scope of the present invention. within the scope of the claimed invention.

Claims (10)

1. A high-density board-to-board power connector is characterized by comprising a female end connector unit and a male end connector unit which are matched with each other;

the female end connector unit comprises a female end plastic main body and at least one first female end terminal unit arranged in the female end plastic main body;

the male end connector unit comprises a male end plastic main body and at least one first male end terminal unit arranged in the male end plastic main body;

when the first connector unit and the second connector unit are combined, the first male terminal unit of the first connector unit is inserted into the first female terminal unit of the second connector unit, and the first male terminal unit and the first female terminal unit are connected in a double-point contact mode.

2. A high density board-to-board power connector as recited in claim 1, wherein: the first male terminal unit comprises a first male end shell, a first male end connecting piece and a plurality of first male terminals, wherein the first male end connecting piece is clamped in the first male end shell, and the first male terminals are integrally formed in the first male end connecting piece.

3. A high density board-to-board power connector as recited in claim 2, wherein: the first male end shell is of a hollow structure with two ends penetrating through, corresponding first buckling grooves are formed in the upper end of the first male end shell, and corresponding first fork grooves are formed in the two sides of the first male end shell.

4. A high density board-to-board power connector as recited in claim 2, wherein: the upper end of the first male end connecting piece is provided with a first elastic buckle matched with the first buckle groove, and two sides of the first male end connecting piece are provided with first fork bones matched with the first fork grooves;

when the first male end connecting piece is inserted into the first male end shell, the first elastic buckle is arranged in the first buckle groove in a clamping mode, and the first fork bone is inserted into the first fork groove.

5. A high density board-to-board power connector as recited in claim 1, wherein: first female end terminal unit include first female end casing, first female end connecting piece, a plurality of first female end terminal, first female end connecting piece card establish in first female end casing, it is a plurality of first female end terminal integrated into one piece in first female end connecting piece.

6. The high-density board-to-board power connector of claim 5, wherein: the first female end shell is of a hollow structure with two ends penetrating through, corresponding second buckling grooves are formed in the upper end of the first female end shell, and corresponding second fork grooves are further formed in the two sides of the first female end shell.

7. The high-density board-to-board power connector of claim 5, wherein: a second elastic buckle matched with the second buckle groove is arranged at the upper end of the first female end connecting piece, and second wishbones matched with the second fork groove are arranged at two sides of the first female end connecting piece;

the first female end connecting piece is inserted in the first female end shell, the second elastic buckle is arranged in the second buckle groove in a clamping manner, and the second fork bone is inserted in the second fork groove.

8. The high-density board-to-board power connector of claim 5, wherein: each first female terminal has two contact parts at one end and one contact part at the other end;

the two contact portions of the first female terminal are in contact connection with the flat one end of the first male terminal.

9. A high density board-to-board power connector as recited in claim 1, wherein: the male end connector unit also comprises at least one second male end terminal unit arranged on the male end plastic main body;

the female end connector unit further comprises at least one second female end terminal unit arranged on the female end plastic body.

10. The high-density board-to-board power connector of claim 5, wherein: the second male terminal unit comprises a second male shell and a second male terminal arranged on the second male shell;

the second female terminal unit comprises a second female housing and two second female terminals matched with each other and arranged on the second female housing, and a corresponding slot is formed between the two second female terminals.

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