CN202601908U

CN202601908U - Electric connector

Info

Publication number: CN202601908U
Application number: CN 201220184137
Authority: CN
Inventors: 蔡超文; 吴永权
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2012-04-27
Filing date: 2012-04-27
Publication date: 2012-12-12
Anticipated expiration: 2022-04-27

Abstract

The utility model discloses an electric connector, which is used for electrically connecting a CPU (Central Processing Unit) with a circuit board. The electric connector comprises a body, a plurality of terminals and two elastic contact parts, wherein the body is provided with a plurality of accommodating grooves; the plurality of terminals are accommodated in the accommodating grooves respectively; each terminal is provided with two clamping parts which are arranged oppositely; the two elastic contact parts are connected with the two clamping parts, are arranged oppositely, and project out of the surface of the body respectively; and the two clamping parts and the two elastic contact parts are encircled into a hollow cavity. When the CPU is pressed down and is connected with the elastic contact parts, the elastic contact parts can move towards the cavity, so that the terminals are prevented from being bent or twisted due to excessive stress.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, refers to a kind of elasticity butt joint type electric connector especially.

Background technology

At present, the normally used a kind of electric connector of industry is in order to dock CUP to a circuit board; It comprises a body, and said body has a plurality of accepting grooves, and a plurality of terminals are contained in said accepting groove respectively; Each said terminal has a main part and is contained in said accepting groove, and the end of said main part has a fulcrum, upwards bends from said fulcrum and extends a contact site; Said contact site protrudes out said accepting groove surface; In order to contact said CPU, said main part extends to form a weld part downwards, in order to be soldered to said circuit board.

When said electric connector uses, need said CPU is placed on the said electric connector, said CPU is contacted with said contact site, more said circuit board is placed said weld part below, make said weld part be soldered to said circuit board.

When said CPU presses down said contact site; Said contact site will be that the center bends downwards with said fulcrum, and stressed when excessive when said terminal, said contact site will bend excessively; Particularly work as terminal and be in pressured state for a long time; Said terminal will twist, be out of shape, and be difficult to recover its form originally, have a strong impact on the useful life of said electric connector.

Therefore, to above-mentioned situation, necessaryly design a kind of electric connector, to overcome above-mentioned defective.

Summary of the invention

The purpose of the utility model is to provide a kind of can alleviate the excessive electric connector of terminal pressurized.

In order to achieve the above object, the terminal assemblies of the utility model adopts following technical scheme:

One body, said body has a plurality of accepting grooves;

A plurality of terminals; Be contained in said accepting groove respectively; Each said terminal has two holding sections that are oppositely arranged; And two elastic contact parts that connect said two holding sections and be oppositely arranged, said two elastic contact parts protrude out the surface of said body respectively, and said two holding sections and said two elastic contact parts surround the cavity of a hollow.So when said elastic contact part received the extruding of external connected electronic element, said elastic contact part can move towards said cavity place, prevent excessive bending, the situation of distortion of causing of said terminal pressurized.

Further, the top of said two elastic contact parts respectively has a contact point, and in order to contact said electronic component, said terminal is embedded in the said accepting groove, and said electric connector forms through one-body molded mode die casting.Extend with the surface direction of said body on edge, said holding section; Each said terminal comprises a first terminal and one second terminal that is positioned at said the first terminal below; Said body comprises one first body and one second body that is connected to said first body below; Said first body provides a plurality of first accepting grooves; Said second body provides a plurality of second accepting grooves; Said the first terminal and said second terminal are contained in said first accepting groove and said second accepting groove respectively, and each said the first terminal has one first elastic contact part that protrudes out the said first body upper surface, and each said second terminal has one second elastic contact part that protrudes out the said second body lower surface; One first holding section is extended in each said first elastic contact part level bending; Said first holding section is immobilizated in said first accepting groove, and one second holding section is extended in each said second elastic contact part level bending, and said second holding section is immobilizated in said second accepting groove; Said first elastic contact part of said the first terminal, said first holding section and said second elastic contact part, said second holding section of said second terminal that is connected to its below surround said cavity, and said terminal is processed by non-metallic conducting material.

[description of drawings]

Fig. 1 is the sketch map that the solid of the utility model electric connector is decomposed;

Cutaway view behind Fig. 2 the utility model electric connector;

Fig. 3 is the cutaway view before the utility model electric connector pressurized;

Fig. 4 is the cutaway view behind the utility model electric connector pressurized.

The drawing reference numeral of embodiment:

Electric connector 1	Body 2	Terminal 3
			First body 21	First accepting groove 211	Second body 22
Second accepting groove 221	The first terminal 31	First holding section 311
			First elastic contact part 312	First make contact 3121	Second terminal 32
Second holding section 321	Second elastic contact part 322	Second contact point 3221
			Chip module 4	Circuit board 5	Cavity 6

[embodiment]

, to Fig. 4 this creation is described further below in conjunction with accompanying drawing 1.

Please with reference to Fig. 1 and Fig. 3, this creation is a kind of electric connector 1, and in order to being electrically conducted a chip module 4 to one circuit boards 5, said electric connector 1 comprises a body 2, a plurality of terminal 3.

Please see figures.1.and.2, said body 2 is an insulating body, and it has one first body 21 and one second body 22 that is positioned at said first body 21 belows.Said first body 21 is tabular, and said first body 21 has provided a plurality of first accepting grooves 211, and said first body 21 is processed by an elastic insulating material, also can be processed by the rigid insulation material certainly.Said second body 22 is tabular, and said second body 22 has provided a plurality of second accepting grooves 221, and said second body 22 is processed by an elastic insulating material, also can be processed by a rigid insulation material certainly.

Please with reference to Fig. 1, Fig. 2 and Fig. 3; A plurality of terminals 3; Each said terminal 3 comprises a first terminal 31 and one second terminal 32 that is positioned at said the first terminal 31 belows; The first terminal described in the present embodiment 31 is identical with the shape of said second terminal 32, and the shape of certain said the first terminal 31 and said second terminal 32 also can be inequality.

Each said the first terminal 31 has first holding section 311 that is oppositely arranged; Said first holding section 311 is bent upwards one first elastic contact part 312 that extends one section arc respectively; Be that said first elastic contact part 312 couples together said first holding section 311; The top of each said first elastic contact part 312 has a first make contact 3121, and said the first terminal 31 is processed by a metallic conduction material, also can be processed by a non-metallic conducting material certainly.

Each said second terminal 32 has second holding section 321 that is oppositely arranged; Said second holding section 321 is bent upwards one second elastic contact part 322 that extends one section arc respectively; Be that said second elastic contact part 322 couples together said second holding section 321; The top of each said second elastic contact part 322 has one second contact point 3221, and said second terminal 32 is processed by a metallic conduction material, also can be processed by a non-metallic conducting material certainly.

In other embodiments; Said terminal 3 also can be by a metallic plate through punch forming; Said the first terminal 31 and said second terminal 32 are integrally formed formula; Be that said the first terminal 31 is combined into a terminal 3 with said second terminal 32; Said first holding section 311 that abuts against each other together unites two into one with said second holding section 321, and said first elastic contact part 312 is positioned at said second elastic contact part 322 tops, and said first elastic contact part 312, said second elastic contact part 322, said first holding section 311 and second holding section 321 surround hollow and sealed hollow 6.

Please with reference to Fig. 1, Fig. 2 and Fig. 3; During assembling; At first said terminal 3 is embedded in the said accepting groove, promptly said the first terminal 31 is assembled in said first accepting groove 211, makes said first holding section 311 be held in the internal face of said first accepting groove 211; And the upper surface of said first body 21 of said first elastic contact part, 312 protrusions, the flush of the upper surface of said first holding section 311 and said first body 21; Again said second terminal 32 is assembled in said second accepting groove 221; Make said second holding section 321 be held in the internal face of said second accepting groove 221; And the lower surface of said second body 22 of said second elastic contact part, 322 protrusions, the lower surface of said second holding section 321 flushes with the lower surface of said second body 22; At last; Said first body 21 is bonded together with said second body 22; The lower surface of said first body 21 and the upper surface of said second body 22 are closely linked; This moment, said first elastic contact part 312, said first holding section 311, said second elastic contact part 322, said second holding section 321 surrounded the cavity 6 of a hollow, promptly accomplished the assembling of said electric connector 1.

Please, during use, said chip module 4 is placed said first body 21 tops with reference to Fig. 1, Fig. 3 and Fig. 4; Said chip module 4 is contacted with said first elastic contact part 312, said circuit board 5 is placed said second body 22 belows, said second elastic contact part 322 is contacted with said circuit board 5; When said chip module 4 presses down said first elastic contact part 312; Said first elastic contact part 312 moves to said cavity 6 places, and said second elastic contact part 322 also can move to said cavity 6 places, so as to alleviating the pressure that said terminal 3 receives; Can prevent that also said terminal 3 is stressed excessive and cause bending, the situation of distortion.

In sum, this creation has following beneficial effect:

1. said first elastic contact part 312, said first holding section 311, said second elastic contact part 322, said second holding section 321 surround the cavity 6 of a hollow; Said terminal is when receiving the external force extruding; Said first elastic contact part 312 moves to said cavity 6 places, and said second elastic contact part 322 also can move to said cavity 6 places, can alleviate said terminal 3 and be under pressure; Can prevent that also said terminal 3 is stressed excessive and cause bending, the situation of distortion.

2. said elastic contact part (said first elastic contact part 312, said second elastic contact part 322), said holding section (said first holding section 311, said second holding section 321) are formed through a punching press by the plate-shape metal material; Promptly obtain said terminal 3; This terminal 3 is simple in structure; Make easily, be convenient to mass production.

3. said first elastic contact part 312, said second elastic contact part 322 are directly connected on the said circuit board 5; Realize the conducting of 5 of said electric connector 1 and said circuit boards; Can save this process of welding, and then save the making flow process, improve production efficiency.

4. said terminal 3 is formed through punching press by the plate-shape metal material; Level is presented in the said accepting groove again; Make said first elastic contact part 312, said second elastic contact part 322 protrude out said accepting groove; Compare the previous terminal of vertically inserting said accepting groove 3, can reduce the height of said electric connector, realized the demand of product slimming.

More than specify the explanation of the preferred embodiment be merely this creation, non-so limit to the claim of this creation, so, all this creation of utilization specifications and diagramatic content equivalence techniques variation for it, all be contained in the claim of this creation.

Claims

1. an electric connector is characterized in that, comprises:

One body, said body provides a plurality of accepting grooves;

A plurality of terminals; Be contained in said accepting groove respectively; Each said terminal has two holding sections that are oppositely arranged; And two elastic contact parts that connect said two holding sections and be oppositely arranged, said two elastic contact parts protrude out the surface of said body respectively, and said two holding sections and said two elastic contact parts surround the cavity of a hollow.

2. electric connector as claimed in claim 1 is characterized in that: the top of said two elastic contact parts respectively has a contact point, in order to contact an electronic component.

3. electric connector as claimed in claim 1 is characterized in that: said terminal is embedded in the said accepting groove.

4. electric connector as claimed in claim 1 is characterized in that: said electric connector forms through one-body molded mode die casting.

5. electric connector as claimed in claim 1 is characterized in that: extend with the surface direction of said body on edge, said holding section.

6. electric connector as claimed in claim 1; It is characterized in that: each said terminal comprises a first terminal and one second terminal that is positioned at said the first terminal below; Said body comprises one first body and one second body that is connected to said first body below; Said first body provides a plurality of first accepting grooves, and said second body provides a plurality of second accepting grooves, and said the first terminal and said second terminal are contained in said first accepting groove and said second accepting groove respectively.

7. electric connector as claimed in claim 6; It is characterized in that: each said the first terminal has one first elastic contact part that protrudes out the said first body upper surface, and each said second terminal has one second elastic contact part that protrudes out the said second body lower surface.

8. electric connector as claimed in claim 7; It is characterized in that: one first holding section is extended in each said first elastic contact part level bending; Said first holding section is immobilizated in said first accepting groove; One second holding section is extended in each said second elastic contact part level bending, and said second holding section is immobilizated in said second accepting groove.

9. electric connector as claimed in claim 8 is characterized in that: said first elastic contact part of said the first terminal, said first holding section and said second elastic contact part, said second holding section of said second terminal that is connected to its below surround said cavity.

10. electric connector as claimed in claim 1 is characterized in that: said terminal is processed by non-metallic conducting material.