CN201060974Y

CN201060974Y - Plate-to-plate connector

Info

Publication number: CN201060974Y
Application number: CNU2007201417883U
Authority: CN
Inventors: 王建淳; 官东庆
Original assignee: P Two Electronic Technology Suzhou Co Ltd; P Two Industries Inc
Current assignee: P Two Electronic Technology Suzhou Co Ltd; P Two Industries Inc
Priority date: 2007-03-23
Filing date: 2007-03-23
Publication date: 2008-05-14
Anticipated expiration: 2017-03-23

Abstract

The utility model relates to a board to board connector, which comprises a first connector and a second connector which are spliced mutually. A plurality of first inserting slots relatively arranged are arranged on the both sides of the first insulation main body of the first connector to lead a plurality of first terminals to be embedded on the first inserting slots, a positioning column is arranged in the center of the first insulation main body to lead the embedded part of a first terminal to be embedded in first embedding slots on the both sides of the positioning column; a plurality of second inserting slots are arranged on the second main body of the second connector to lead a plurality of second terminals to be embedded on the second inserting slots, a second concave part corresponding to the positioning column is arranged in the center of a second insulation main body, when the first connector is spliced on the second connector, the positioning column is oppositely connected in the second concave part, the elastic contact arm of the second terminal is electrically connected with the first contact part of the first terminal, thus the elastic force of the second terminal can be increased, and the splicing of the first connector and the second connector is steadier, and the first connector and the second connector do not shake.

Description

Board to board connector

Technical field

The utility model provides a kind of board to board connector, refers to a kind of board to board connector that promotes the bond strength of first connector and second connector and increase the Elastic Contact power of second terminal especially.

Background technology

Prosperity day by day along with science and technology, various electronic correlation product constantly progresses greatly, and stride forward towards compact direction, therefore the various spare part volume in the electronic product also dwindles gradually, in the hope of effective fit applications in electronic product, the external height of electronic product will be reduced more by contrast, and inner terminal is arranged also more crypto set, in order to promote the signal transmission stability between integral intensity and terminal or to be easy to characteristic such as assembling, promptly set about from height that reduces electric connector and the Elastic Contact force direction that increases terminal body.

The board to board connector of commonly using sees also No. 0942062262 patent of TaiWan, China number of patent application, this connector mainly includes a male seat and a female seat, on male seat, be equipped with the first terminal of L type or U type, then be embedded with second terminal on the female seat, the contact site of common second terminal is to be bent with a U type body, make contact site have two pins, utilize the elastic force of the long length of pin with the contact site that increases by second terminal, when making male seat be inserted in the slot of female seat, can reduce the insertion force of male seat, and increase the withdrawal force after planting simultaneously, and then can promote whole transmission stability.

The above-mentioned board to board connector of commonly using, though second terminal of its female seat has possessed suitable resilient clamp power, but when electronic product is frivolous day by day, the height of the electric connector of this electronic product inside also can reduce, so when the height of female seat reduces, the length that is embedded at second terminal of its inside also can shorten relatively, the pin contraction in length that so will cause the contact site of second terminal, and then cause the resilient clamp power of contact site to descend, and enough terminal chucking powers can't be provided, and second terminal of commonly using be with a pin Elastic Contact wherein on the first terminal, therefore when male seat and female seat cooperatively interact, female seat is only born the insertion force of male seat with one-sided elastic force, so the strain quantity not sufficient will cause plug difficulty between male seat and the female seat, and then cause signal transmission shakiness and reduced whole durability.Moreover, under the situation that the electric connector height reduces, the height of male seat and female seat all can reduce, stability when therefore male seat and female seat are pegged graft mutually and cooperated also will be affected, be with, to how to solve above-mentioned problem of commonly using and disappearance, be the direction place that improvement is badly in need of studying in the relevant manufacturer that is engaged in the industry.

Summary of the invention

The purpose of this utility model is in that a kind of board to board connector is provided, and by improvement of the present utility model, the height that can reduce by second connector also promotes the clamping elastic force of second terminal simultaneously.

The purpose of this utility model is in that a kind of board to board connector is provided, and by improvement of the present utility model, after first connector and second connector being pegged graft mutually cooperate, keeps the stable retain strength that does not rock.

For realizing the described purpose in prostatitis, the utility model provides a kind of board to board connector, its first connector and second connector by mutual grafting is formed, the first insulating body both sides of this first connector have first slot that plural number is oppositely arranged, plural the first terminal is embedded on first slot, the central authorities of first insulating body are provided with reference column, and the build-in portion of the first terminal is embedded in first caulking groove of reference column both sides; Second body of this second connector is provided with plural second slot, and plural second terminal is embedded on second slot, and the central authorities of this second insulating body are provided with second recess corresponding to reference column.

The utility model compared with prior art has following conspicuous substantive distinguishing features and advantage: when first connector is plugged on second connector, reference column is that butt joint is matched with in second recess, and the elastic contact arm of second terminal is to form with first contact site of the first terminal to electrically connect, therefore can increase the resilient clamp power of second terminal, and more firmly and not can rock when making first connector with the grafting of second connector.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is the stereo appearance figure of the utility model the first terminal.

Fig. 3 is the stereo appearance figure of the utility model second terminal.

Fig. 4 is the combination appearance figure of the utility model first connector and second connector.

Fig. 5 is the combination sectional side view of the utility model first connector.

Fig. 6 is the combination sectional side view of the utility model second connector.

Stereo appearance figure when Fig. 7 pegs graft mutually for the utility model first connector and second connector.

Fig. 8 is the A-A cutaway view of the utility model Fig. 7.

Fig. 9 is the B-B cutaway view of the utility model Fig. 7.

The figure number explanation

1, first connector 11, first insulating body

111, first slot 12, the first terminal

121, first contact site 1211, pin

1212, button point 122, build-in portion

1221, salient point 123, weld part

13, reference column 131, first caulking groove

2, second connector 21, second insulating body

211, second slot 212, run through groove

22, second terminal 221, second contact site

2211, base portion 2212, pin

2213, elastic contact arm 222, fixed part

223, weld part 23, second recess

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof, the existing drawing illustrates in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, with convenient understanding fully.

Please consult Fig. 1, Fig. 2 and shown in Figure 3 simultaneously, be to be the stereo appearance figure of three-dimensional exploded view of the present utility model, the first terminal and the stereo appearance figure of second terminal, find out by knowing among the figure, board to board connector of the present utility model is made up of first connector 1 and second connector 2, thus with regard to the primary structure feature of this case describe in detail as after; Wherein:

First connector 1 comprises first insulating body 11 and plural the first terminal 12, these first insulating body, 11 both sides have first slot 111 that plural number is oppositely arranged, the central authorities of this first insulating body 11 project upwards the reference column 13 that is provided with trapezium structure, this reference column 13 is to be parallel to plural first slot 111, and reference column 13 both sides are formed with first caulking groove 131 that plural number is set up in parallel.

The first terminal 12 has first contact site 121 respectively, bends the build-in portion 122 of extension from first contact site, 121 1 ends to the inside, reach the weld part 123 that extends outward from first contact site, 121 other ends, this first contact site 121 is to be inverted U, make this first contact site 121 form two pins 1211, in the outstanding button point 1212 that is provided with of the inner face of the pin 1211 of inboard, and extend internally by the pin 1211 of inboard and to be bent to form build-in portion 122, the outside of this build-in portion 122 is provided with salient point 1221.

Second connector 2 comprises second insulating body 21 and plural second terminal 22, this second insulating body 21 has second slot 211 of corresponding setting, the outside of this second slot 211 be provided with correspond to second slot 211 run through groove 212, the central authorities of this second insulating body 21 are provided with second recess 23 corresponding to reference column 13, and this second recess 23 forms trapezoidal.

Second terminal 22 has second contact site 221 respectively, reaches from the outward extending weld part 223 in fixed part 222 bottoms from the outward extending fixed part 222 of second contact site, 221 1 ends, this second contact site 221 is the elastic contact arms 2213 that protrude out a pin 2212 on the side direction by a base portion 2211 and upwards be bent into the C type, makes pin 2212 and elastic contact arm 2213 surround a grafting space.

Please consult Fig. 4 again, Fig. 5 and shown in Figure 6, it is combination appearance figure for the utility model first connector and second connector, the combination sectional side view of first connector and the combination sectional side view of second connector, in assembling the time is plural the first terminal 12 to be planted by the top of first insulating body 11 respectively in first slot 111, this first contact site 121 can be embedded and expose on first slot 111, the button point 1212 of these pin 1211 inner faces is to fasten in the wall of first slot 111 to increase resist force simultaneously, and build-in portion 122 embeds in first caulking groove 131, form the dual reset position, and the salient point in the build-in portion 122 1221 is to be resisted against in first caulking groove 131, make the first terminal 12 more firm, and the weld part 123 of the first terminal 12 is outside outstanding first slot 111, for being welded on the circuit board (not shown); This second terminal 22 is that the bottom by second insulating body 21 upwards is inserted in second slot 211, the fixed part 222 of this second terminal 22 is to be placed through to run through location in the groove 212, this second contact site 221 promptly is embedded and exposes on second slot 211, weld part 223 then protrudes in outside second insulating body 21, for being welded on another circuit board (not shown).

See also Fig. 7, Fig. 8 and shown in Figure 9 at last, be stereo appearance figure, the A-A cutaway view of Fig. 7 and the B-B cutaway view of Fig. 7 when pegging graft mutually for the utility model first connector and second connector, when this first connector 1 and second connector 2 were pegged graft, the pin 2212 of second contact site 221 and elastic contact arm 2213 were that two pins 1211 with first contact site 121 form and electrically connect; And when first connector 1 and second connector, 2 mutual pegging graft, the trapezoidal reference column 13 of these first connector, 1 central authorities is to match with second recess 23 of these second connector, 2 central authorities, and is stable more and can not produce the situation of rocking when first connector 1 and second connector 2 are pegged graft.

The utility model is the height reduction with second insulating body 21 in sum, make the more frivolous of the utility model monnolithic case change, yet in the height that reduces by second insulating body 21, the height of second terminal 22 must together reduce, and highly lose original resilient clamp power because of reduction for fear of second terminal 22, it is more stable when so the special elastic contact arm 2213 that second terminal 22 is designed to have a C shape to promote the resilient clamp power of second terminal 22, makes the first terminal 12 and second terminal 22 electrically connect; Moreover, the design of second recess 23 of the reference column 13 of first connector 1 and second connector 2, more stable and do not rock when both will be matched; Therefore the utility model not only meets compact now trend and can make electrical transmission more stable again simultaneously.

Above-mentioned detailed description is at a kind of preferable possible embodiments explanation of the utility model, but this embodiment is not in order to limit claim of the present utility model, all other do not break away from the equalization of being finished under the skill spirit that the utility model discloses to be changed and modifies change, all should be contained in the claim that the utility model contains.

Claims

1. board to board connector, first connector and second connector that it comprises mutual grafting is characterized in that:

This first connector comprises first insulating body, and its both sides have first slot that plural number is oppositely arranged, and the central authorities of this first insulating body are provided with reference column, and these reference column both sides are formed with first caulking groove that plural number is set up in parallel; The plural number the first terminal, it has first contact site respectively, from first contact site, one end to build-in portion that a lateral buckling extends, reach the weld part that extends outward from the first contact site other end, this first contact site is to be embedded on first slot, and this build-in portion embeds to form the dual reset position in first caulking groove;

This second connector comprises second insulating body, and it has second slot of corresponding setting, and the outside of this second slot is provided with the groove that runs through that corresponds to second slot, and the central authorities of this second insulating body are provided with second recess corresponding to reference column; Plural number second terminal, it has second contact site respectively, reaches from the outward extending weld part in fixed part bottom from the outward extending fixed part of second contact site, one end, and this second contact site, one end also is bent into an elastic contact arm.

2. board to board connector as claimed in claim 1 is characterized in that: the reference column of this first insulating body is to be projected upwards by central authorities to be trapezium structure.

3. board to board connector as claimed in claim 1, it is characterized in that: first contact site of this first terminal is to be inverted U, make this first contact site form two pins, in the outstanding button point that is provided with of the inner face of the pin of inboard, and by the pin of the inboard bending one build-in portion that extends internally.

4. board to board connector as claimed in claim 3 is characterized in that: the outside of this build-in portion is provided with salient point, and this salient point is to be resisted against in first caulking groove.

5. board to board connector as claimed in claim 1 is characterized in that: second recess of this second insulating body be form corresponding to reference column trapezoidal.

6. board to board connector as claimed in claim 1 is characterized in that: second contact site of this second terminal is upwards to protrude out the elastic contact arm that a pin reaches the C type that upwards bends by a base portion.

7. board to board connector as claimed in claim 1 is characterized in that: the fixed part of this second terminal is to be placed through to run through location in the groove.