CN202231189U

CN202231189U - Plug and socket connector assembly

Info

Publication number: CN202231189U
Application number: CN2011201874531U
Authority: CN
Inventors: 蔡友华
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2011-06-07
Filing date: 2011-06-07
Publication date: 2012-05-23
Anticipated expiration: 2021-06-07

Abstract

The utility model provides a plug and socket connector assembly, comprising: a socket connector with a first insulation main body and a plurality of first terminals, wherein the first insulation main body is provided with a plurality of first through grooves, each first terminal is correspondingly arranged in one first through groove and composed of two symmetrical elastic arms, each elastic arm is provided with a first bending segment and each first bending segment inclinedly bends along the direction deviating from the direction of another elastic arm of the same first terminal; a plug connector with a second insulation main above the first insulation main body and a plurality of second terminals convexly and downwards extending on the second insulation main body, wherein each second terminal has two opposite contact surfaces, each second terminal slideably enters between two elastic arms of the first terminal from the top to the bottom and each contact surface is crimped and contacted with the first bending segment.

Description

The combination of plug and socket connector

[technical field]

The utility model relates to a kind of plug and socket connector combination, refers to a kind of plug and socket connector combination that is used for pin connector is vertically embedded socket connector especially.

[background technology]

Common plug and socket connector combination; Its pin connector has first insulating body and is fixed in the plug contact chip on said first insulating body; Socket connector has second insulating body of offering a plurality of insertion slots and the socket compressing piece that is fixed in said insertion slot; After said pin connector inserts said socket connector, realized the electric connection of said pin connector and said socket connector by the clamping of said socket compressing piece by said plug contact chip.

But; It is (corresponding when the said plug contact chip quantity in the said pin connector of above-mentioned convention is many; The said socket compressing piece quantity of said socket connector is also many), when being tens and even hundreds of, when said pin connector embeds said socket connector such as quantity; Said plug contact chip need overcome the frictional force of said socket compressing piece and inwards moves to the precalculated position; Every group the said plug contact chip and the frictional force of said socket compressing piece are accumulated in together, cause need be very big press down strength and could said pin connector be embedded said socket connector, the strength of moment is excessive; Damage said plug contact chip and said socket compressing piece easily, and be unfavorable for operating personnel's the application of force.

For addressing the above problem, a kind of combination of novel plug and socket connector need be provided.

[utility model content]

The purpose of the utility model is to provide a kind of contact engaging and separating force low and plug and socket connector combination firmly clamping.

To achieve these goals; This creation provides a kind of plug and socket connector combination; Comprise: a socket connector, have one first insulating body and a plurality of the first terminal, said first insulating body offers a plurality of first grooves; Each said the first terminal correspondence is placed in said first groove; Each said the first terminal has symmetrically arranged two elastic arms, and each said elastic arm is provided with one first bending segment, and each said first bending segment is towards oblique being bent to form of direction of deviating from another said elastic arm of same said the first terminal; One pin connector; Have one second insulating body and be positioned at the top of said first insulating body; Said pin connector has a plurality of second terminals and convexedly stretches in said second insulating body downwards; Each said second terminal has two relative contact-making surfaces, and each said second terminal is received slidingly between said two elastic arms of a said the first terminal from top to bottom, and each said contact-making surface crimping contacts said first bending segment.

Compared with prior art; The plug and socket connector combination of the utility model; Each said elastic arm is provided with said first bending segment, and each said first bending segment is towards oblique being bent to form of direction of deviating from another said elastic arm of same said the first terminal, and said contact-making surface contacts said first bending segment; Like this; The positive force that said second terminal receives changes from small to big, and the kinetic force of friction of said relatively second terminal of said the first terminal also can change from small to big, thereby it is also smaller to make that said second terminal gets into the insertion force of said the first terminal.

[description of drawings]

Fig. 1 is the exploded view of the plug and socket connector combination of the utility model;

Fig. 2 is the stereogram of the first terminal shown in Figure 1;

Fig. 3 is the vertical view of socket connector shown in Figure 1;

Fig. 4 be pin connector shown in Figure 1 get into socket connector primary importance the time sketch map;

Fig. 5 be pin connector shown in Figure 4 get into socket connector primary importance the time the sketch map of another angle;

Fig. 6 be pin connector shown in Figure 1 get into socket connector the second place time sketch map;

Fig. 7 be pin connector shown in Figure 6 get into socket connector the second place time the sketch map of another angle;

Fig. 8 is a pin connector shown in Figure 1 sketch map when getting into the 3rd position of socket connector;

Fig. 9 is the sketch map of pin connector shown in Figure 8 another angle when getting into the 3rd position of socket connector.

The drawing reference numeral explanation

100 socket connectors

1 first insulating body, 11 first grooves

3 the first terminals, 31 base portions, 32 location divisions

33 connecting portions, 35 elastic arms, 351 lead segment

352 first bending segments, 3,521 first crimp area, 3,522 second crimp area

353 extensions, 354 second bending segments, 37 clamping pin

39 gap M, the first folding line N, second folding line

400 pin connectors, 4 second insulating bodies, 41 second grooves

411 plant distinguishes 412 weld zones, 5 tin balls

6 second terminals, 62 main parts, 622 contact-making surfaces

6222 grooves, 64 weld parts, 66 fixed parts

[embodiment]

Below in conjunction with accompanying drawing plug and socket connector 100 combinations of the utility model are done further to set forth.

See also Fig. 1, plug and socket connector 100 combinations of the utility model comprise a socket connector 100 and a pin connector 400, and said pin connector 400 is installed on the said socket connector 100 from top to bottom.Said socket connector 100 comprises one first insulating body 1 and a plurality of the first terminals 3 that are contained in said first insulating body 1, and said pin connector 400 comprises one second insulating body 4 and a plurality of second terminals 6 that are contained in said second insulating body 4.

See also Fig. 1 and Fig. 3, said first insulating body 1 offers a plurality of first grooves 11, and said first groove 11 is through the upper surface and the lower surface of said first insulating body 1, and the top aperture efficiency of said first groove 11 is less, and the space of below is bigger.

See also Fig. 2, Fig. 4 and Fig. 5; Said the first terminal 3 has a base portion 31; Said base portion 31 relative both sides extend to form two location divisions 32, and said location division 32 is fastened in corresponding said first groove 11, so that said the first terminal 3 is fixed on said first insulating body 1.Symmetry extends to form two connecting portions 33 with right angle bending from the upper end of said base portion 31, and the said two connecting portions 33 symmetrical vertical extent that respectively makes progress forms an elastic arm 35, is symmetrically formed two clamping pin 37 from the lower end of said base portion 31, is used for clamping tin ball 5.

Each said elastic arm 35 comprises one first bending segment 352 from top to bottom; Said first bending segment 352 extends upward and forms a lead segment 351; Form an extension 353 and one second bending segment 354 in regular turn to extending below; Said two lead segment 351 that are positioned at same said the first terminal 3 upwards each other away from, said two extensions 353 that are positioned at same said the first terminal 3 downwards each other away from.The wide cut of said first bending segment 352 and said lead segment 351 is all greater than the wide cut of said second bending segment 354, and is also greater than the wide cut of said extension 353, as shown in Figure 2.

Each said first bending segment 352 is towards oblique being bent to form of direction of deviating from another said elastic arm 35 of same said the first terminal 3; Promptly define in another said elastic arm 35 of same said the first terminal 3 is; Outside away from another said elastic arm 35 of same said the first terminal 3 being; Said first bending segment 352 is oblique bending from inside to outside; Said first bending segment 352 comprises one first crimp area 3521 and one second crimp area 3522 of adjacent setting; The folding line that has said first bending segment 352 between said first crimp area 3521 and said second crimp area 3522, i.e. the first folding line M, the angle of said first folding line M and horizontal direction is an acute angle; Said first crimp area 3521 above the said first folding line M near said lead segment 351 and according to the trend of said lead segment 351 upwards each other away from, said second crimp area 3522 below the said first folding line M near said extension 353 and according to the trend of said extension 353 downwards each other away from.

The lower end of said extension 353 has said second bending segment 354, and each said second bending segment 354 is towards oblique being bent to form of direction near another said elastic arm 35 of same said the first terminal 3.Said two elastic arms 35 that define said the first terminal 3 are symmetrical set in a perpendicular; Then see from the projection of perpendicular; The folding line of said second bending segment 354 (being defined as the second folding line N) is parallel to the said first folding line M of same said elastic arm 35, and is as shown in Figure 4; And see that from the projection of horizontal plane the said second folding line N and the said first folding line M of same said the first terminal 3 are parallel to each other, and the two said first folding line M are all between the two said second folding line N.As shown in Figure 3, there is a gap 39 between said two elastic arms 35, two borders in said gap 39 (being the said first folding line M) is for being parallel to each other, and be as shown in Figure 3.

See also Fig. 1, Fig. 3 and Fig. 4, said second insulating body 4 offers a plurality of second grooves 41.From the viewed of overlooking; Said second groove 41 is roughly T-shape; Said second groove 41 has 411 and one weld zone 412, a plant district; Said weld zone 412 is communicated in the lateral margin in said plant district 411, and the upper surface that said weld zone 412 is said second insulating body 4 is to lower recess and do not run through lower surface, and the upper surface and the lower surface of said second insulating body 4 run through in 411 in said plant district.

See also Fig. 1, Fig. 3 and Fig. 4; Said second terminal 6 is bent to form for metallic plate punching; It has a main part 62, and said main part 62 is placed in said plant district 411, and the centre position of said main part 62 upper ends vertically is bent to form a weld part 64; Said weld part 64 is placed in said weld zone 412; Two fixed parts 66 are extended in said main part 62 upper ends in the both sides of said weld part 64, said fixed part 66 and said main part 62 at grade, said fixed part 66 is placed in said plant district 411 and interferes and is fixed in said plant district 411.The two sides that is parallel to each other of said main part 62 is contact-making surface 622, and said two contact-making surfaces 622 are concaved with a groove 6222, and said groove 6222 is inclined to set, and the below end of said main part 62 has chamfering.

When said pin connector 400 was installed on said socket connector 100 from top to bottom, the primary importance that said pin connector 400 gets into said socket connector 100 was like Fig. 4 and shown in Figure 5.Said gap 39 between said two elastic arms 35 of the said the first terminal 3 of said second terminal, 6 insertions, said contact-making surface 622 is contacted with said first crimp area 3521 earlier.

Fig. 6 and Fig. 7 are the second place that said pin connector 400 gets into said socket connector 100, and said contact-making surface 622 begins to be contacted with said second crimp area 3522.

Fig. 8 and Fig. 9 are the 3rd position that said pin connector 400 gets into said socket connector 100; The upper surface butt of the lower surface of said first insulating body 1 and said second insulating body 4; Said gap 39 between said two elastic arms 35 of the said the first terminal 3 of said second terminal, 6 insertions, said groove 6222 is contacted with said first crimp area 3521 and said second crimp area 3522 fully.

The combination of the plug and socket connector of the utility model has the following advantages:

(1) when said pin connector 400 gets into said socket connector 100; Said gap 39 between said two elastic arms 35 of the said the first terminal 3 of said second terminal, 6 entering; Said elastic arm 35 can strut; And said contact-making surface 622 is said first crimp area 3521 of contact earlier, contacts said second crimp area 3522 again; Said connecting portion 33 is equivalent to the fulcrum that said elastic arm 35 is out of shape with position, said elastic arm 35 boundary, and the arm of force of said first crimp area 3521 is greater than the arm of force of said second crimp area 3522, according to the formula of normal stress; The arm of force and normal stress are inverse ratio; The suffered normal stress of said first crimp area 3521 is less than the normal stress of said second crimp area 3522, and according to the formula of kinetic force of friction, kinetic force of friction is directly proportional with normal stress again; So; Said second terminal 6 is at the kinetic force of friction of said first crimp area 3,521 second kinetic force of friction less than said crimp area 3522, and like this, the insertion force of said second terminal 6 is also smaller.And reach bigger normal stress in said second crimp area 3522, be that said the first terminal 3 keeps electrically contacting normally desired with said second terminal 6.

(2) in the 3rd position; When said second terminal 6 during fully by said the first terminal 3 clampings; Said first bending segment 352 embeds and also contacts said groove 6222, and promptly said first crimp area 3521 and said second crimp area 3522 contact with said contact-making surface 622 corresponding to said groove 6222, and said second terminal 6 of said two elastic arms 35 clampings; With respect to the contact-making surface of not establishing said groove 6222, said second terminal 6 can not break away from from said the first terminal 3 easily.

(3) the two border M in the said gap 39 between said two elastic arms 35 are for being parallel to each other; And the said contact-making surface 622 of said main part 62 is parallel to each other; When said pin connector 400 is vertical when inserting said socket connector 100, said the first terminal 3 and said second terminal 6 are able to produce with best vertical angle and electrically connect desired maximum forward stress.

Above-mentioned explanation is the detailed description to the preferable possible embodiments of the utility model; But embodiment is not in order to limit the patent claim of the utility model; Equal variation that the technical spirit that all the utility model disclosed is accomplished down or modification change all should belong to claim that the utility model is contained.

Claims

1. a plug and socket connector combination is characterized in that, comprising:

One socket connector; Have one first insulating body and a plurality of the first terminal; Said first insulating body offers a plurality of first grooves, and each said the first terminal correspondence is placed in said first groove, and each said the first terminal has symmetrically arranged two elastic arms; Each said elastic arm is provided with one first bending segment, and each said first bending segment is towards oblique being bent to form of direction of deviating from another said elastic arm of same said the first terminal;

One pin connector; Have one second insulating body and be positioned at the top of said first insulating body; Said pin connector has a plurality of second terminals and convexedly stretches in said second insulating body downwards; Each said second terminal has two relative contact-making surfaces, and each said second terminal is received slidingly between said two elastic arms of a said the first terminal from top to bottom, and each said contact-making surface crimping contacts said first bending segment.

2. plug and socket connector combination according to claim 1; It is characterized in that: said first bending segment is to extending below one second bending segment; Each said second bending segment is towards oblique being bent to form of direction near another said elastic arm of same said the first terminal; And said two elastic arms that define said the first terminal are symmetrical set about a perpendicular; See from the projection of perpendicular that then the folding line of said second bending segment is parallel to the folding line of said first bending segment of same said elastic arm, and sees from the projection of horizontal plane; The folding line of said second bending segment of same said the first terminal and said first bending segment folding line be parallel to each other, and two said first bending segments folding line all between the folding line of two said second bending segments.

3. plug and socket connector combination according to claim 2, it is characterized in that: the wide cut of said first bending segment is greater than the wide cut of said second bending segment.

4. plug and socket connector combination according to claim 2, it is characterized in that: the folding line of said first bending segment and the angle of horizontal direction are acute angle.

5. plug and socket connector combination according to claim 1; It is characterized in that: be first crimp area above the folding line of said first bending segment; Said first crimp area upwards each other away from; Be said second crimp area below said folding line, said second crimp area downwards each other away from, each said contact-making surface successively contacts said first crimp area and said second crimp area.

6. plug and socket connector combination according to claim 1, it is characterized in that: said the first terminal has a base portion, and the upper end symmetry bending of said base portion extends to form two connecting portions, and each said connecting portion extends upward and forms a said elastic arm.

7. plug and socket connector combination according to claim 6, it is characterized in that: the relative both sides of said base portion extend to form two location divisions, are used to make said the first terminal to be fixed in said first insulating body.

8. plug and socket connector combination according to claim 1, it is characterized in that: said two contact-making surfaces laterally arrange.

9. plug and socket connector combination according to claim 1; It is characterized in that: said second terminal has a main part; The vertical bending of said main part extends to form one first weld part and is installed in said second insulating body, and said two contact-making surfaces are the two sides of said main part.

10. plug and socket connector according to claim 1 combination is characterized in that: the said contact-making surface groove that sets to the concave, said first bending segment is crimped on said groove.