CN202712512U

CN202712512U - Board-to-board connector

Info

Publication number: CN202712512U
Application number: CN 201220415411
Authority: CN
Inventors: 刘士龙
Original assignee: TIANJIN YIXINTONG TECHNOLOGY Co Ltd
Current assignee: TIANJIN YIXINTONG TECHNOLOGY Co Ltd
Priority date: 2012-08-21
Filing date: 2012-08-21
Publication date: 2013-01-30
Anticipated expiration: 2022-08-21

Abstract

The utility model relates to a board-to-board connector for circuit connection, comprising a male connector and a female connector, wherein the male connector comprises a plurality of male terminals and a male plastic main body, and the male terminals are respectively arranged in a plurality of male terminal slots arranged in the male plastic main body and integrally molded with the male plastic main body; the female connector comprises a plurality of female terminals and a female plastic main body, and the female terminals are respectively embedded into a plurality of female terminal slots arranged in the female plastic main body and connected with the female plastic main body in a clamping way; and the male connector is spliced on the female connector. The board-to-board connector has the characteristics that: the reliability of three-point contact between the male terminal and the female connector can be well ensured; three guide chamfered angles of the female plastic main body are matched with three guide inclined surfaces on the male plastic main body to use; a product can be automatically corrected in a busy state; and the board-to-board connector has an automatic guide function in the length and width directions.

Description

A kind of board to board connector

Technical field

The utility model relates to a kind of board to board connector that connects usefulness for computer product internal signal circuit such as the hand-held electronic product such as mobile phone, digital camera or NB PAD.

Background technology

The board to board connector of usefulness is single-point type contact or the kinds of point mode way of contact in the market, and these two kinds of ways of contact are poor aspect the contact fixing, and when product was subject to the extraneous vibration impact, product easily produced the hit phenomenon;

Board to board connector in the market, the fastening engaging of its male and female all is the tight mechanism of monolock, and product is when being subject to the vibratory impulse in the external world, and product male and female head is easy to break away from cause breaking and interrogates;

Board to board connector in the market, just there is protruding guiding structural in the longitudinal direction in the guiding that its male and female head fastens process, can only realize the homing guidance effect of length direction, do not have protruding guide mechanism at Width, the guide effect of Width is relatively poor, in a male and female insertion process, be easy to cause the plastics on the female Width to be collapsed by pressure, cause product function to lose efficacy.

Summary of the invention

In view of the deficiency that prior art exists, the utility model provides a kind of bikini way of contact, locking mechanism, has had the board to board connector of guidance function in the length and width direction.

The utility model for achieving the above object, the technical scheme that adopts is: a kind of board to board connector, comprise Male head connector and female connector, it is characterized in that: described Male head connector comprises male terminal, male plastic cement main body, described male terminal one end is the U-shaped lamellar body, the other end that is shaped to one with U-shaped lamellar body one side is horizontally disposed the connection to use the wiring lamellar body, be provided with the locking groove in a side of U-shaped lamellar body, with another side of locking with the U-shaped lamellar body of groove symmetry be the offset type stay; Described male plastic cement main body is cuboid, is provided with bar-shaped trough on cuboid, and the plastic body in the bar-shaped trough both sides is respectively equipped with several male terminal grooves that communicates with the cuboid bottom surface, and three of the plane angles are guiding surface on the two ends of cuboid; Several pieces male terminals are separately positioned in several male terminal grooves that male plastic cement main body is provided with and take shape in one with male plastic cement main body; Described female connector comprises female terminal, female plastic cement main body, described female terminal one end is the U-shaped body, in the U-shaped body, be provided with three protruding contacts, be horizontally disposed the connection to use the wiring body with the body formed other end that is integrated of U-shaped, be provided with a protruding post in horizontally disposed connection with the wiring body, be provided with a location in a side of protruding post with protruding;

Described female plastic cement main body is cuboid, on cuboid, be provided with rectangular recess, in rectangular recess, be provided with strip projected parts, on the face of the both sides cell wall in two sides of strip projected parts and the rectangular recess corresponding with two sides of strip projected parts and the plastic body of rectangular recess both sides, be respectively equipped with the female terminal groove that several communicate with the cuboid bottom surface, be equipped with the location that is provided with the protruding post corresponding location groove of projection in several female terminal grooves on the plastic cement dignity of both sides; The two ends, top and bottom of cuboid are boss, and three angles in two boss above the cuboid are for guiding the inclined-plane into; Several described female terminals are embedded in respectively in several female terminal grooves that female plastic cement main body is provided with and are connected together with female plastic cement main body;

Described Male head connector is plugged on the female connector.

Characteristics of the present utility model are: the locking that male terminal U-shaped lamellar body is provided with designs with the bikini contact structures of groove, offset type stay and U-shaped lamellar body bottom face, can be good at guaranteeing the reliability that contacts with the bikini of three protruding contacts being provided with in the female connector U-shaped body, and 3 contacts all are Elastic Contact, are subject to the vibration in the external world, have the effect that keeps continuous contact when impacting for product; Two protruding contacts that the locking that the male terminal is provided with is provided with upper end in groove and offset type stay and the female terminal U-shaped body contact and form locking mechanism, can be fine plug sensation during the raising assembling, product is subject to extraneous vibration synchronously, the male and female contact jaw is difficult for separately greatly improving the strong degree of product contact during impact; Three angles in two boss above the female plastic body are the design of guiding the inclined-plane into, the guide effect that possesses the length and width direction, be used with three guiding surfaces on the male plastic cement main body, has the frictional force when reducing Male head connector and being plugged on the female connector interworking, product is joined under the state busy, can automatic capturing, the length and width direction all has the effect of homing guidance.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the cutaway view of Fig. 1.

Fig. 3 is male plastic cement agent structure schematic diagram of the present utility model.

Fig. 4 is male terminal master parallax stereogram of the present utility model.

Fig. 5 is male terminal rear perspective view of the present utility model.

Fig. 6 is the structural representation of Male head connector of the present utility model.

Fig. 7 is the cutaway view of Fig. 6.

Fig. 8 is female plastic cement agent structure schematic diagram of the present utility model.

Fig. 9 is female terminal structure schematic diagram of the present utility model.

Figure 10 is the structural representation of female connector of the present utility model.

Figure 11 is the cutaway view of Figure 10.

Embodiment

Shown in Fig. 1～11, a kind of board to board connector, comprise Male head connector and female connector, Male head connector 1 comprises male terminal 1-1, male plastic cement main body 1-2, described male terminal 1-1 one end is U-shaped lamellar body 1-11, the other end that is shaped to one with U-shaped lamellar body 1-11 one side is horizontally disposed the connection with wiring lamellar body 1-12, be provided with locking groove 1-13 in the side of U-shaped lamellar body 1-11, with another side of locking with the U-shaped lamellar body 1-11 of groove 1-13 symmetry be offset type stay 1-14; Described male plastic cement main body 1-2 is cuboid, on cuboid, be provided with bar-shaped trough 1-21, plastic body in bar-shaped trough 1-21 both sides is respectively equipped with several male terminal groove 1-22 that communicates with the cuboid bottom surface, and three of the plane angles are guiding surface 1-23 on the two ends of cuboid; Several pieces male terminals 1-1 is separately positioned among several male terminal grooves 1-22 that male plastic cement main body 1-2 is provided with and takes shape in one with male plastic cement main body 1-2; Female connector 2 comprises female terminal 2-1, female plastic cement main body 2-2, female terminal 2-1 one end is U-shaped body 2-12, in U-shaped body 2-12, be provided with three protruding contact 2-13, the other end that is shaped to one with U-shaped body 2-12 is horizontally disposed the connection with wiring body 2-14, be provided with a protruding post 2-15 in horizontally disposed connection with wiring body 2-14, be provided with a protruding 2-151 in location in the side of protruding post 2-15;

Female plastic cement main body 2-2 is cuboid, on cuboid, be provided with rectangular recess 2-21, in rectangular recess 2-21, be provided with strip projected parts 2-22, on the face of the both sides cell wall in two sides of strip projected parts 2-22 and the rectangular recess 2-21 corresponding with two sides of strip projected parts 2-22 and the plastic body of rectangular recess 2-21 both sides, be respectively equipped with the female terminal groove 2-23 that several communicate with the cuboid bottom surface, be equipped with the location that is provided with protruding post 2-15 in several female terminal grooves 2-23 on the plastic cement dignity of both sides with the corresponding location of protruding 2-151 groove 2-231; The two ends, top and bottom of cuboid are boss 2-24, and three angles in two boss 2-24 above the cuboid are for guiding inclined-plane 2-241 into; Several described female terminal 2-1 are embedded in respectively among several female terminal grooves 2-23 that female plastic cement main body 2-2 is provided with and are connected together with female plastic cement main body 2-2;

Male head connector 1 is plugged on the female connector 2.

Using method: with Male head connector 1, female connector 2 is welded on the PCB circuit board with wiring body 2-14 by the connection that the connection of Male head connector 1 is connected with female connector with wiring lamellar body 1-12 respectively, afterwards Male head connector 1 forward is inserted in the female connector 2, this process be three guiding surface 1-23 on plane on the male plastic cement main body 1-2 two ends of Male head connector 1 with two boss 2-24 above the female plastic cement main body 2-2 in three guide inclined-plane (2-241) into and contact first, Male head connector 1 can be guided into along three of female plastic cement main body 2-2 upper end and be slided under the inclined-plane 2-241 among the rectangular recess 2-21 that female connector 2 is provided with, and forms the circuit that Male head connector 1 is connected with female connector and connects.Male head connector 1 and female connector 2 are joined under the state busy, can automatic capturing, and the length and width direction all has the effect of homing guidance.Male head connector 1 forward insert female connector 2 interior after, several pieces male terminals 1-1 that two plastic bodies on its Male head connector 1 are provided with is inserted in two grooves that formed by strip projected parts 2-22 and rectangular recess two side in the female connector 2, contact with several female terminals 2-1 that inlays in two grooves, two protruding contact 2-13 that the upper end is provided with in its female terminal 2-1U body 2-12 keep the contacting of left and right sides springing formula with groove 1-13 with offset type stay 1-14 with the locking that male terminal 1-1 is provided with respectively, the protruding contact 2-13 that the bottom is provided with in the female terminal 2-1U body 2-12 keeps up and down contacting of springing formula with the U-shaped lamellar body 1-11 bottom face of male terminal 1-1, can be good at guaranteeing the reliability of bikini contact.

Claims

1. board to board connector, comprise Male head connector and female connector, it is characterized in that: described Male head connector (1) comprises male terminal (1-1), male plastic cement main body (1-2), described male terminal (1-1) end is U-shaped lamellar body (1-11), the other end that is shaped to one with U-shaped lamellar body (1-11) side is horizontally disposed the connection with wiring lamellar body (1-12), be provided with locking in a side of U-shaped lamellar body (1-11) with groove (1-13), with locking be offset type stay (1-14) with another side of the U-shaped lamellar body (1-11) of groove (1-13) symmetry; Described male plastic cement main body (1-2) is cuboid, on cuboid, be provided with bar-shaped trough (1-21), plastic body in bar-shaped trough (1-21) both sides is respectively equipped with several male terminal grooves (1-22) that communicates with the cuboid bottom surface, and three of the plane angles are guiding surface (1-23) on the two ends of cuboid; Several pieces male terminals (1-1) are separately positioned in several male terminal grooves (1-22) that male plastic cement main body (1-2) is provided with and take shape in one with male plastic cement main body (1-2);

Described female connector (2) comprises female terminal (2-1), female plastic cement main body (2-2), described female terminal (2-1) end is U-shaped body (2-12), in U-shaped body (2-12), be provided with three protruding contacts (2-13), the other end that is shaped to one with U-shaped body (2-12) is horizontally disposed the connection with wiring body (2-14), be provided with a protruding post (2-15) in horizontally disposed connection with wiring body (2-14), be provided with location projection (2-151) in a side of protruding post (2-15);

Described female plastic cement main body (2-2) is cuboid, on cuboid, be provided with rectangular recess (2-21), in rectangular recess (2-21), be provided with strip projected parts (2-22), on the face of the both sides cell wall in two sides of strip projected parts (2-22) and the rectangular recess (2-21) corresponding with two sides of strip projected parts (2-22) and the plastic body of rectangular recess (2-21) both sides, be respectively equipped with the female terminal groove (2-23) that several communicate with the cuboid bottom surface, be equipped with the location that is provided with protruding post (2-15) the corresponding location of projection (2-151) groove (2-231) in several female terminal grooves (2-23) on the plastic cement dignity of both sides; The two ends, top and bottom of cuboid are boss (2-24), and three angles in two boss (2-24) above the cuboid are for guiding inclined-plane (2-241) into; Several described female terminals (2-1) are embedded in respectively in several female terminal grooves (2-23) that female plastic cement main body (2-2) is provided with and are connected together with female plastic cement main body (2-2);

Described Male head connector (1) is plugged on the female connector (2).