CN202503164U

CN202503164U - Electric connector

Info

Publication number: CN202503164U
Application number: CN2012200377273U
Authority: CN
Inventors: 朱德祥; 蔡尚儒
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2011-04-08
Filing date: 2012-01-19
Publication date: 2012-10-24
Anticipated expiration: 2022-01-19
Also published as: CN202564649U; CN202503130U; CN202564724U; CN202434746U; CN202434751U

Abstract

The utility model provides an electric connector. The electric connector comprises a body, a plurality of terminals and a cover seat, wherein each terminal comprises a basal part, a pushed arm, a compressed arm and a contacting arm, the basal part, the pushed arm, the compressed arm and the contacting arm are in end-to-end connection, the contacting arm is provided with a contacting portion used for contacting butting element upwards, the cover seat is movably mounted on the body horizontally, has a first position and a second position relative to the body, is respectively provided with a pushing portion and a pressing portion, the pushing portion and the pressing portion correspond to each pushed arm and each compressed arm such that various pushing portions can push corresponding pushed arms to deflect for driving corresponding contacting portions to move downwards during a process when the cover seat moves from the first position to the second position. Various pushing portions break away from the corresponding pushed arms when the cover seat is at the second position, and various pressing portions press against the compressed arms and are at a same height, and thereby each terminal is at a same height with other terminals when the cover seat is at the second position such that coplanarity of the contacting portions of the terminals is improved.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of electric connector that is used to electrically connect chip module to a circuit board especially.

[background technology]

Existing a kind of electric connector is used to electrically connect a butt joint element, comprises an insulating body, a plurality of terminal and an impeller; Said insulating body is provided with a plurality of accepting grooves and is used to accommodate said terminal; Said terminal comprises that a base portion is fixed in the said accepting groove, upwards bends from said base portion and extends to form an elastic arm, extends upward from said elastic arm and forms a contact site in order to contact said abutment element; Said impeller can be installed on the said body horizontally slidingly and said relatively body has the primary importance and the second place; Said impeller is provided with a plurality of pushing parts, and correspondence is positioned at said elastic arm one side respectively, and said impeller is slid in the said second place process by said primary importance; Said pushing part promotes said elastic arm, thereby makes said contact site height change.

Yet, in the manufacture process of said body, can produce said body inevitably and shrink; Cause the side of said body to be inflexed arc, and the said accepting groove that should be in line but becomes and line up arc, thereby the distance between said elastic arm and the said pushing part does not wait; When said impeller slided, the said elastic arm near said pushing part was promoted by said pushing part earlier relatively, and relatively away from being promoted by said pushing part behind the said elastic arm of said pushing part; Cause the height of terminal described in the said impeller sliding process inconsistent, and, because in the said impeller sliding process; The height of each said terminal is changing always; Thereby when said impeller slid into the said second place, the height of each said contact site was inconsistent, thereby caused said terminal and said abutment element loose contact.

Therefore, be necessary to design a kind of new electric connector to address the above problem.

[utility model content]

The purpose of the utility model is to provide a kind of electric connector of flatness of the contact site that improves terminal.

For realizing above-mentioned purpose, the utility model adopts following technical scheme:

A kind of electric connector in order to dock element, comprising: a body; A plurality of terminals, said terminal comprise that an end to end base portion, receives push arm, to receive a pressure arm and a contact site, said base portion in order to said body matching and fixing, said contact arm is provided with a contact site in order to upwards to contact said abutment element; An and cage; Can be installed on the said body horizontally slidingly and said relatively body has a primary importance and a second place, its corresponding each said push arm and said pressure arm that receives of receiving is respectively equipped with a pushing part and a pressure section; Make said cage move in the said second place process by said primary importance; Each said pushing part can promote correspondingly saidly to receive push arm deflection to drive corresponding said contact site to move down, but when the said second place, each said pushing part all breaks away from the corresponding said push arm that receives; Each said pressure section all is connected to the said pressure arm that receives, and each said pressure section all is in sustained height.

Further; Said cage is moved in the said second place process by said primary importance; Each said pushing part moves to the said push arm and said when compressing the arm junction that receives, and said pushing part breaks away from corresponding said push arm and the said pressure section of receiving and compresses the said pressure arm that receives, and is moved further to said second place process at said cage; Said pressure section receives on the pressure arm to slide and the said pressure arm height that receives remains unchanged said, makes said contact site height remain unchanged.

Further, be moved further to said second place process at said cage, the said pressure arm that receives is level, makes said pressure section to receive on the pressure arm to slide and the said pressure arm height that receives remains unchanged said.

Further, said pressure section is a horizontal plane, makes to be moved further to said second place process at said cage, and said pressure section can receive on the pressure arm to slide and the said pressure arm height that receives remains unchanged said.

Further; When the said second place; Said abutment element is positioned over said contact site top, and said cage further moves in the said primary importance process by the said second place, and said pressure section breaks away from earlier and saidly receives pressure arm and the said push arm that receives of said pushing part butt; Then said pushing part breaks away from the said push arm that receives, and makes to move on the said contact site and said abutment element is applied an active force.

Compared with prior art; The utility model since said cage when the said second place; Each said pushing part all breaks away from the corresponding said push arm that receives, and each said pressure section all is connected to the said pressure arm that receives, and each said pressure section all is in sustained height; Thereby each said height of pressure arm that receives is identical; Because of the said pressure arm that receives is also identical with vertical range between the said contact site, and equaling the said height of pressure arm that receives, the height of said contact site adds the said vertical range that receives between pressure arm and the said contact site, again so the height of each said terminal is identical; Thereby improved the coplane degree of the said contact site of said terminal, and then guaranteed the electric connection of said terminal and said abutment element.

For realizing above-mentioned purpose, the utility model can also adopt following technical scheme:

A kind of electric connector comprises: a body, and it is provided with a plurality of accepting grooves; A plurality of terminals, correspondence is placed in the said accepting groove respectively, and said terminal comprises an elastic arm and upwards bends a contact site that extends to form from said elastic arm that said contact site is provided with a contact site and is used to above-below direction contact one butt joint element; A plurality of pushing parts; Correspondence is positioned at said elastic arm one side respectively; Said pushing part is with respect in the said body along continuous straight runs sliding process; Said pushing part promotes said elastic arm deflection earlier, and said contact site height is changed, and said then contact site height remains unchanged and slides into terminal point up to said pushing part.

Further, also comprise a plurality of pressure sections, it is a horizontal plane; In said contact site height remains unchanged process; Said elastic arm is positioned at below the said pushing part, slides above said elastic arm in said pushing part, and said pressure section of while compresses said elastic arm downwards and moves up to prevent said elastic arm; Thereby said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

Further, also comprise a plurality of pressure sections, and the position of the corresponding said pressure section of said elastic arm is level; In said contact site height remains unchanged process; Said elastic arm is positioned at below the said pushing part, slides above said elastic arm in said pushing part, and said pressure section of while compresses said elastic arm downwards and moves up to prevent said elastic arm; Thereby said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

Further; Said elastic arm comprise be connected with said contact arm one receive pressure arm and from said receive that pressure arm bending downwards extends to form one receive push arm, in the sliding process of said pushing part, said pushing part promotes the corresponding said push arm deflection that receives earlier; When said pushing part slides into said pushed part and the said junction that receives pressure arm; Saidly receive pressure arm to become level and said pressure section compresses the said pressure arm that receives, when said pushing part continued to slide, said pressure section slided on the pressure arm said receiving; Said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

Further, said body has a support portion, and the distance between said support portion and said pressure section is the thickness of said elastic arm, and said elastic arm is sandwiched between said support portion and the said pressure section, makes said elastic arm be level in the part at least.

Further, said body upper surface is concaved with a plurality of holding tanks downwards, and the bottom surface of said holding tank is said support portion.

Further, the distance between said support portion and said body upper surface is the thickness of said elastic arm.

Further, said pushing part and said pressure section are one-body molded.

Further, comprise that also a cage is used to carry said abutment element, said pushing part is shaped on the said cage.

Further, when said cage was in original position, said contact site exposed the upper surface of said cage; When said cage when the original position along continuous straight runs slides, said contact site squints downwards.

Further, when said cage along continuous straight runs slid into terminal point, said contact site downward bias moved to below the upper surface of said cage.

Further, the angle between the glide direction of said contact arm and said pushing part is less than the angle between the glide direction of said pushing part and said pushing part.

Further, said terminal is line style.

Compared with prior art; The utility model is because the last stage in the along continuous straight runs sliding process of said pushing part, and the height of said terminal is inconsistent, and the said contact site that can produce some said terminals arrives height h earlier, and (defining said contact site height remains unchanged in the process; Said contact site height is h); And other said terminals also no show should height h because said contact site arrives to remain unchanged behind the height h and slide into terminal point up to said pushing part, and said pushing part is continued to promote said other said terminals and is made it also arrive height h and highly remain unchanged; Thereby said pushing part is when terminal point; The said contact site of these terminals all arrives height h, thereby has improved the coplane degree of said contact site, and then guarantees the electric connection of said terminal and said abutment element.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector and abutment element;

Fig. 2 is the three-dimensional combination figure of electric connector shown in Figure 1 and abutment element;

Fig. 3 is the cutaway view of the utility model electric connector cage when primary importance;

Fig. 4 is the cutaway view of the utility model electric connector cage when the second place;

Fig. 5 is the cutaway view that the utility model electric connector and abutment element electrically connect.

The drawing reference numeral explanation of embodiment:

Body	1	Terminal	2	Cage	3
						Actuator	4	Press box	5	Abutment element	6
Diapire	11	Sidewall	12	Accepting groove	110
						Holding tank	111	The support portion	112	Projection	120
Base portion	21	Elastic arm	22	Contact arm	23
						Receive push arm	221	Receive pressure arm	222	Through hole	31
Protuberance	32	The pushing part	320	Pressure section	321
						Opening	51	Catching groove	52	Contact site	230

[embodiment]

Purpose, structure, characteristic and effect etc. for ease of better understanding the utility model combine accompanying drawing and embodiment that the utility model is described further at present.

Please referring to figs. 1 through Fig. 5; Electric connector is TLGA (Translational Land Grid Array) electric connector in the present embodiment, and it is used for electrically connecting a butt joint element 6 (present embodiment, abutment element are chip module); It comprises a body 1, be contained in a plurality of terminals 2 in the said body 1, be installed on the cage 3 on the said body 1; Said cage 3 can horizontally slip with respect to said body 1 along continuous straight runs, when said cage 3 slides towards the right side with respect to said body 1, can promote said terminal 2 and squint downwards; When said cage 3 slides towards a left side with respect to said body 1; The upwards skew of said terminal 2, said electric connector also comprises an actuator 4 and a press box 5, said abutment element 6 is between said cage 3 and said press box 5.

Please with reference to Fig. 1 and Fig. 3, said body 1 is processed by plastic cement, comprises a diapire 11 and extends upward the sidewall 12 of formation from the side of said diapire 11, and said sidewall 12 is provided with a plurality of projections 120.Said diapire 11 is provided with upper surface and the bottom surface that a plurality of accepting grooves 110 run through said diapire 11, and the upper surface of said diapire 11 also is concaved with a plurality of holding tanks 111 downwards (certainly, in other embodiments; Said holding tank 111 also can be located on the said cage 3; Be not located on the said body 1 but holding tank described in the present embodiment 111 is not located on the said cage 3, can strengthen the intensity of said cage 3), be used to accommodate said terminal 2 parts; Said holding tank 111 is connected with corresponding said accepting groove 110; The bottom surface of said holding tank 111 forms a support portion 112, and (certainly, in other embodiments, the upper surface of said body 1 also can be located in said support portion 112; This moment, said holding tank 111 was not located on the said body 1), the distance between said support portion 112 and said diapire 11 upper surfaces is the thickness of said terminal 2.

Please with reference to Fig. 3, said terminal 2 is washed off by sheet metal, and it is line style (certainly, in other embodiments, said terminal 2 also can not be line style).Said terminal 2 has a vertical base portion 21 and is fixed in the said accepting groove 110; From said base portion 21 upwards bending extend to form an elastic arm 22; Said elastic arm 22 comprise be connected with said base portion 21 one receive push arm 221 and from said receive push arm 221 upwards bending extend to form one and receive pressure arm 222; Said pressure arm 222 and the said push arm 221 that receives of receiving is tabular, upwards bends a contact arm 23 that extends to form from the said pressure arm 222 that receives, and said contact arm 23 ends are provided with a contact site 230 in order to upwards to contact said abutment element 6; When said cage 3 was in primary importance (original position), said contact site 230 exposed the upper surface of said cage 3.

Please with reference to Fig. 1 and Fig. 3, said cage 3 is processed by plastic cement, is used to carry said abutment element 6.Said cage 3 corresponding said accepting grooves 110 are provided with upper surface and the bottom surface that a plurality of through holes 31 run through said cage 3; Adjacent said two through holes 31 are separated by a protuberance 32; The right side of said protuberance 32 has a pushing part 320; It is positioned at said push arm 221 left sides that receive, and pushing part described in the present embodiment 320 is for to be parallel to a said inclined-plane that receives push arm 221, and the angle between said pushing part 320 and said cage 3 glide directions is greater than the angle between said contact arm 23 and said cage 3 glide directions; So that said pushing part 320 is said when receiving to slide above the pressure arm 222; Said pushing part 320 can not promote said contact arm 23 and squint downwards that (certainly, in other embodiments, the angle between said pushing part 320 and said cage 3 glide directions also can be equal to or less than the angle between said contact arm 23 and said cage 3 glide directions; At this moment; Just need to increase the said length of pressure arm 222 that receives and make said pushing part 320 keep at a distance,, so can increase the cost of said terminal 2) to guarantee that said pushing part 320 can not promote said contact arm 23 and squint downwards with said contact arm 23.The bottom surface of said protuberance 32 has a pressure section 321, and (in the present embodiment, for the ease of processing, said pressure section 321 and said pushing part 320 are one-body molded; Certainly; Said pressure section 321 can be not one-body molded with said pushing part 320 yet), and each said pressure section 321 all is in sustained height, and said pressure section 321 is that horizontal plane is (in the present embodiment; Said pressure section 321 also is the bottom surface of said cage 3; Certainly, in other embodiments, said pressure section 321 can not be the bottom surface of said cage 3 also; This moment, the distance between said support portion 112 and said body 1 upper surface was not the thickness of said elastic arm 22 just in order to guarantee that the distance between said support portion 112 and the said pressure section 321 is the thickness of said elastic arm 22).

Please with reference to Fig. 1, said actuator 4 passes said cage 3 and said body 1, is used to drive said cage 3 and horizontally slips with respect to said body 1 along continuous straight runs.

Please with reference to Fig. 1, said press box 5 is used to suppress said abutment element 6 by the metal material punch forming, and the upper surface of said press box 5 is provided with an opening 51, and its size is less than said abutment element 6.The side of said press box 5 is provided with a plurality of catching grooves 52, cooperates with the said projection 120 of said body 1 respectively, in order to fixing said press box 5.

When said abutment element 6 is installed on said electric connector, need carry out following steps:

At first; Rotate said actuator 4; Driving said cage 3 slides to the right from said primary importance (original position) along continuous straight runs; Said pushing part 320 promotes the said push arm 221 that receives, make said elastic arm 22 with the junction of said elastic arm 22 and said base portion 21 be fulcrum to the right and deflect down, move down thereby drive corresponding said contact site 230.When said pushing part 320 slides into said when receiving pressure arm 222 with the said junction that receives push arm 221; It is the no longer said push arm 221 that receives of level promotion of said pushing part 320 that said pushing part 320 breaks away from the corresponding said push arm 221 that receives; And said pressure section 321 compresses the said pressure arm 222 that receives and prevents that said elastic arm 22 from moving up; And said receive pressure arm 222 to be level (can make through Theoretical Calculation slides into said when receiving pressure arm 222 and the said junction that receives push arm 221 when said pushing part 320; The said pressure arm 222 that receives just is level; May not request the distance between said support portion 112 and the said pressure section 321 this moment is the thickness of said elastic arm 22, even said body 1 can not established said support portion 112; Can through the distance between said support portion 112 and the said pressure section 321 thickness of said elastic arm 22 also; Can not establish breakover point on the said elastic arm 22 this moment; Said elastic arm 22 is sandwiched between said support portion 112 and the said pressure section 321, makes the said pressure arm 222 that receives of said elastic arm 22 become level).Said cage 3 is moved further, and said pressure section 321 slides on the pressure arm 222 said receiving, and the said pressure arm 222 that receives highly remains unchanged, and makes said contact site 230 highly also remain unchanged.When said cage 3 slides into the second place (terminal point) towards the right side; Each said pushing part 320 all breaks away from the corresponding said push arm 221 that receives; And each said pressure section 321 all is connected to the said pressure arm 222 that receives (can be equal to or greater than the pattern maker's shrinkage of said body 1 through the length that designs said pressure section 321; The length that guarantees said pressure section 321 satisfy when said cage 3 when the right side slides into the said second place; Each said pressure section 321 all is connected to the said pressure arm 222 that receives); Thereby the said contact site 230 of the said terminal 2 of all of said electric connector all is in sustained height (certainly, also may not request the said contact site 230 of all said terminals 2 of said electric connector all to be in sustained height), and said contact site 230 downward biases move to below the upper surface of said cage 3 (certainly; The upper surface that said contact site 230 exposes said cage 3 a little also is fine), end-state is as shown in Figure 4.

Then, said abutment element 6 is placed said cage 3 upper surfaces, and said press box 5 is fixed on the said body 1, have gap between said press box 5 and the said abutment element 6 this moment.

At last, the said actuator 4 of reverse rotation, driving said cage 3, to move to said primary importance by the said second place be that said cage 3 levels are slided left.In this process; Said pressure section 321 breaks away from earlier and saidly receives pressure arm 222 and the said push arm 221 that receives of said pushing part 320 butts, and said then pushing part 320 breaks away from the said push arm 221 that receives, and said elastic arm 22 relies on elasticity of self and upwards bounce-back; Make said contact site 230 move up; So 230 pairs of said abutment elements 6 of said contact site produce upwards active force, make said abutment element 6 move up certain distance to the said press box 5 of conflicting, thereby said contact site 230 stretch out the upper surface and the said abutment element 6 of butt of said cage 3; And then realizing that said terminal 2 contacts with the good of said abutment element 6, end-state is as shown in Figure 5.

Certainly, said contact site height remains unchanged and slides into the structure of terminal point up to said pushing part, and perhaps said cage is when the said second place; Each said pushing part all breaks away from the corresponding said push arm that receives, and each said pressure section all is connected to the said structure of pressure arm that receives and is not limited to present embodiment, can also be other structure; For example, the said pressure arm that receives is level, and said pressure section is not a horizontal plane; And said elastic arm is positioned at below the said pushing part; Slide above said elastic arm and do not contact said elastic arm in said pushing part, and said pressure section said receive on the pressure arm to slide prevent to move on the said elastic arm, thereby said pressure arm and the said contact site height of receiving remains unchanged; Said in other words pushing part breaks away from the corresponding said push arm that receives, and said pressure section is connected to the said pressure arm that receives; And for example, said pressure section is a horizontal plane, and the said pressure arm that receives is not level; And said elastic arm is positioned at below the said pushing part; Slide above said elastic arm and do not contact said elastic arm in said pushing part, and said pressure section said receive on the pressure arm to slide prevent to move on the said elastic arm, thereby said pressure arm and the said contact site height of receiving remains unchanged; Said in other words pushing part breaks away from the corresponding said push arm that receives, and said pressure section is connected to the said pressure arm that receives.Certainly, persons skilled in the art can be associated other structure thus, just enumerate no longer one by one at this.

In the present embodiment; Though be to utilize said cage to promote said terminal to deflect down; But the utility model is not limited thereto; Such as; In other embodiments, also can be after said abutment element be positioned over above the said contact site of said terminal, thereby thereby utilizing said cage to promote said terminal drives said contact site and upward deflects and make said terminal and positive force between said abutment element increase to guarantee that said terminal well contacts (in the case with said abutment element; Also can promote said elastic arm deflection earlier through said pushing part; Said contact site height is changed, and the remain unchanged structure that slides into terminal point up to said pushing part of said then contact site height improves the said contact site flatness of said terminal, well contacts with said abutment element to guarantee said terminal; Prevent because of the said contact site height of said terminal inconsistent; Cause some said terminals to spend and lowly do not reach said abutment element, and some said terminal descends on the contrary and make the positive force between said terminal and said abutment element reduce because of excessively being pushed the said contact site height that causes said terminal, and then cause said terminal and said abutment element loose contact) because of height; Can also on said cage, connect an impeller, said impeller is provided with a plurality of pushing parts, and the slip through said impeller makes said pushing part promote the deflection up or down of said terminal; In addition, said terminal also is not limited to and upwards contacts said abutment element, also can contact said abutment element downwards.So, the utility model is not limited to the TLGA electric connector, also can be other LGA (Land Grid Array) electric connector, or the electric connector of other type.

The utlity model has following beneficial effect:

Since said cage when the said second place; Each said pushing part all breaks away from the corresponding said push arm that receives; And each said pressure section all is connected to the said pressure arm that receives, and each said pressure section all is in sustained height, thereby each said height of pressure arm that receives is identical; Also identical because of the said pressure arm that receives again with vertical range between the said contact site; Add the said vertical range that receives between pressure arm and the said contact site and the height of said contact site equals the said height of pressure arm that receives,, thereby improved the coplane degree of the said contact site of said terminal so the height of each said terminal is identical; Prevent that said cage is when the said second place; The inwall that the said contact site of some said terminals is spent the low said through hole of conflicting because of height sustains damage, thereby other said terminals cause these said terminals to be damaged by pressure because of excessive height said abutment element when placing said abutment element only compresses these said terminals, and then guarantees that said terminal is connected with said abutment element excellent electrical property.

2. when placing said abutment element, because said contact site is below the upper surface of said cage, so the operator can be installed on said abutment element on the said cage of said electric connector easily.

3. said terminal is line style, and is simple in structure, reduced its manufacture difficulty and cost.

More than specify the explanation of the preferred embodiment that is merely the utility model; Non-thus the limitation the utility model claim; So the equivalence techniques that all this creation of utilization specifications and diagramatic content are done changes, and all is contained in the claim of the utility model.

Claims

1. an electric connector in order to dock element, is characterized in that, comprising:

One body;

A plurality of terminals, said terminal comprise that an end to end base portion, receives push arm, to receive a pressure arm and a contact arm, said base portion in order to said body matching and fixing, said contact arm is provided with a contact site in order to upwards to contact said abutment element; And

One cage; Can be installed on the said body horizontally slidingly and said relatively body has a primary importance and a second place, its corresponding each said push arm and said pressure arm that receives of receiving is respectively equipped with a pushing part and a pressure section; Make said cage move in the said second place process by said primary importance; Each said pushing part can promote correspondingly saidly to receive push arm deflection to drive corresponding said contact site to move down, but when the said second place, each said pushing part all breaks away from the corresponding said push arm that receives; Each said pressure section all is connected to the said pressure arm that receives, and each said pressure section all is in sustained height.

2. electric connector as claimed in claim 1; It is characterized in that: said cage is moved in the said second place process by said primary importance; Each said pushing part moves to the said push arm and said when compressing the arm junction that receives; Said pushing part breaks away from corresponding said push arm and the said pressure section of receiving and compresses the said pressure arm that receives; Be moved further to said second place process at said cage, said pressure section receives on the pressure arm to slide and the said pressure arm height that receives remains unchanged said, makes said contact site height remain unchanged.

3. electric connector as claimed in claim 2 is characterized in that: be moved further to said second place process at said cage, the said pressure arm that receives is level, makes said pressure section to receive on the pressure arm to slide and the said pressure arm height that receives remains unchanged said.

4. electric connector as claimed in claim 2; It is characterized in that: said pressure section is a horizontal plane; Make to be moved further to said second place process that said pressure section can receive on the pressure arm to slide and the said pressure arm height that receives remains unchanged said at said cage.

5. electric connector as claimed in claim 1; It is characterized in that: when the said second place; Said abutment element is positioned over said contact site top, and said cage further moves in the said primary importance process by the said second place, and said pressure section breaks away from earlier and saidly receives pressure arm and the said push arm that receives of said pushing part butt; Then said pushing part breaks away from the said push arm that receives, and makes to move on the said contact site and said abutment element is applied an active force.

6. an electric connector is characterized in that, comprising:

One body, it is provided with a plurality of accepting grooves;

A plurality of terminals, correspondence is placed in the said accepting groove respectively, and said terminal comprises an elastic arm and upwards bends a contact arm that extends to form from said elastic arm that said contact arm is provided with a contact site and is used to above-below direction contact one butt joint element;

A plurality of pushing parts; Correspondence is positioned at said elastic arm one side respectively; Said pushing part is with respect in the said body along continuous straight runs sliding process; Said pushing part promotes said elastic arm deflection earlier, and said contact site height is changed, and said then contact site height remains unchanged and slides into terminal point up to said pushing part.

7. electric connector as claimed in claim 6 is characterized in that: also comprise a plurality of pressure sections, it is a horizontal plane; In said contact site height remains unchanged process; Said elastic arm is positioned at below the said pushing part, slides above said elastic arm in said pushing part, and said pressure section of while compresses said elastic arm downwards and moves up to prevent said elastic arm; Thereby said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

8. electric connector as claimed in claim 6; It is characterized in that: also comprise a plurality of pressure sections; And the position of the corresponding said pressure section of said elastic arm is level, and in said contact site height remained unchanged process, said elastic arm was positioned at below the said pushing part; Slide above said elastic arm in said pushing part; Said pressure section of while compresses said elastic arm downwards and moves up to prevent said elastic arm, thereby said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

9. electric connector as claimed in claim 8; It is characterized in that: said elastic arm comprise be connected with said contact arm one receive pressure arm and from said receive that pressure arm bending downwards extends to form one receive push arm, in the sliding process of said pushing part, said pushing part promotes the corresponding said push arm deflection that receives earlier; When said pushing part slides into said pushed part and the said junction that receives pressure arm; Saidly receive pressure arm to become level and said pressure section compresses the said pressure arm that receives, when said pushing part continued to slide, said pressure section slided on the pressure arm said receiving; Said elastic arm height remains unchanged, and makes corresponding said contact site height remain unchanged.

10. electric connector as claimed in claim 8; It is characterized in that: said body has a support portion; And the distance between said support portion and said pressure section is the thickness of said elastic arm; Said elastic arm is sandwiched between said support portion and the said pressure section, makes said elastic arm be level in the part at least.

11. electric connector as claimed in claim 10 is characterized in that: said body upper surface is concaved with a plurality of holding tanks downwards, and the bottom surface of said holding tank is said support portion.

12. electric connector as claimed in claim 11 is characterized in that: the distance between said support portion and said body upper surface is the thickness of said elastic arm.

13. like claim 9 or 10 described electric connectors, it is characterized in that: said pushing part and said pressure section are one-body molded.

14. electric connector as claimed in claim 6 is characterized in that: comprise that also a cage is used to carry said abutment element, said pushing part is shaped on the said cage.

15. electric connector as claimed in claim 14 is characterized in that: when said cage was in original position, said contact site exposed the upper surface of said cage; When said cage when the original position along continuous straight runs slides, said contact site squints downwards.

16. electric connector as claimed in claim 15 is characterized in that: when said cage along continuous straight runs slid into terminal point, said contact site downward bias moved to below the upper surface of said cage.

17. electric connector as claimed in claim 6 is characterized in that: the angle between the glide direction of said contact arm and said pushing part is less than the angle between the glide direction of said pushing part and said pushing part.

18. electric connector as claimed in claim 6 is characterized in that: said terminal is line style.