CN202373754U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN202373754U CN202373754U CN2011204682567U CN201120468256U CN202373754U CN 202373754 U CN202373754 U CN 202373754U CN 2011204682567 U CN2011204682567 U CN 2011204682567U CN 201120468256 U CN201120468256 U CN 201120468256U CN 202373754 U CN202373754 U CN 202373754U
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- China
- Prior art keywords
- insulating body
- electric connector
- groove
- projection
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses an electric connector which is used for electrically connecting an abutting piece to a substrate. The electric connector comprises an insulating body and a plurality of conductive terminals, wherein the insulating body is movably installed at one side of the substrate and can slide between a first position and a second position of the substrate relatively back and forth; a front end of the insulating body is provided with at least one jack which allows the abutting piece to be inserted, and a rear end of the insulating body is provided with a plurality of containing grooves which are communicated with the jacks; a convex block integrally molded with the insulating body is respectively arranged in the containing groove; each conductive terminal comprises a base part located behind the containing grooves, a welding part which is fixed at the substrate and extends from the base part and at least one elastic arm which extends towards the internal parts of the containing grooves from the base part; when the insulating body is located at the first position, the convex blocks are in a loose fit with the elastic arms; and when the insulating body glides to the second position, the convex blocks extrude the elastic arms, so that the elastic arms press the abutting piece and are in electric contact with the abutting piece. The electric connector provided by the utility model has the capability of reducing the production cost, is simple and convenient to operation and is beneficial to the microminiaturization development of the electric connector.
Description
Technical field
The utility model relates to a kind of electric connector, refers to a kind of FFC or FPC electric connector especially.
Background technology
Traditional FFC (Flexible Flat Cable flexible flat cable) connector and FPC (Flexible Printed Circuit flexible printed circuit board) connector are cover-lifting type or block-pushing.
A kind of cover-lifting type FPC connector is disclosed like Chinese patent CN201010261193.8; Its contact is with connecting portion will the support and the spring portion of configuration connect into an integral body continuously relatively along the lead direction of insertion; The inner face of support and connector body is connected and make the lead of spring portion insert inlet side the end freedom of movement be maintained in the connector body; Support and spring portion have the pawl of clamping lead, support have be positioned on the lead direction of insertion than pawl on the front on the position of side, the positioning convex that connects with the leading section of lead.When operating parts (being gland) when rotating to the anticreep position, the lead direction of insertion of cam part pushing spring portion makes spring portion strain than positioning convex position on the front, makes pawl and lead Elastic Contact in this way.
Like the disclosed a kind of block-pushing FFC electric connector of Chinese patent CN201120002516.1, comprise insulating body, several conducting terminals, loam cake and shell fragment portion, wherein insulating body has accommodation space, several terminals slot and fixed part.Several conducting terminals are installed on to be rewritten in the terminal slots; Wherein rewriting conducting terminal electrically overlaps in order to a flexible transmission unit of inserting in the accommodation space; On be covered on the insulating body; Loam cake can slide before and after between the primary importance of insulating body and the second place, on be covered with holding section and lug boss.Shell fragment portion is installed on the insulating body, and when loam cake slid into primary importance, shell fragment portion was resisted against loam cake; Make loam cake away from accommodation space, when loam cake slid into the second place, lug boss presses on to be rewritten on the conducting terminal; Be sticked in fixed part simultaneously, so that conducting terminal compacting flexible transmission unit.
More than two kinds of structures; Rotatable through on insulating body, being provided with, or can before and after the lid of slippage realize suppressing conducting terminal, and then make conducting terminal compacting flexible flat cable or flexible circuit board, reach the purpose of the reliable electric connection of conducting terminal and flexible flat cable or flexible circuit board; These two kinds of structures all need be established the element that can suppress conducting terminal in addition on insulating body; Need set up the mould of making this element, and the operation that this element is installed, thereby cause production cost to increase; And along with the just ultra-thin and extra smallization development of court of electric connector; The volume of electric connector becomes more and more less; Therefore narrower and small in the insulating body of electric connector, in this less space, gland is set or pushing block becomes more complicated and difficult again, and be unfavorable for the assembling and the operation of element.
Therefore, be necessary to design a kind of new electric connector to address the above problem.
Summary of the invention
The purpose of the utility model is to provide a kind of electric connector, and it utilizes movably insulating body to realize the reliable electric connection between substrate and the interfacing part.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of electric connector; Be used to electrically connect interfacing part to a substrate, comprise: an insulating body, activity are installed in said substrate one side; It can slide before and after between the primary importance of said substrate and the second place; Offer at least one jack from said insulating body front end and supply said interfacing part to insert, offer a plurality of accepting grooves from said insulating body rear end and be communicated with, be provided with a projection in the said accepting groove and said insulating body is one-body molded with said jack; A plurality of conducting terminals, each said conducting terminal have a base portion and are positioned at said accepting groove rear, are extended with a weld part from said base portion and are fixed in said substrate, and in said accepting groove, be extended with at least one elastic arm from said base portion; When said insulating body is positioned at said primary importance; Said projection and said elastic arm loose fit; When said insulating body slid into the said second place, said projection pushed said elastic arm, made said elastic arm suppress said interfacing part and electrically contact with said interfacing part.
As the further improvement of such scheme, the quantity of said elastic arm is two, and has a gap between said two elastic arms, and said interfacing part partly is positioned at said gap.Be provided with said two elastic arms of the corresponding compacting of two said projections in the said accepting groove.
Further; Said elastic arm comprises a transition part and a contact site, and said transition part links to each other with said base portion, and said contact site is in said transition part front end; When said insulating body is positioned at said primary importance; Said projection is loose to be connected to said contact site, and when said insulating body was positioned at the said second place, said projection was suppressed in said transition part and pushed said transition part towards said interfacing part place lateral movement.The front end of said contact site is extended with the front end that a holding section is fastened in said projection towards said projection bending.
Said conducting terminal is extended with a limiting section from said base portion; Said insulating body rear end is concaved with the corresponding said limiting section of a slot to make way forward; When said insulating body was positioned at the said second place, said limiting section was positioned at said slot to make way and block in the wall of said slot to make way.
Further, also be fixed with a fixture on the said substrate, said fixture is used to support said insulating body.
The both sides of said insulating body are concaved with a chute respectively, and said fixture is bent with a support zone in said chute towards said insulating body.
Perhaps alternatively, the bottom surface of said insulating body is concaved with a chute, and said fixture is bent with a support zone in said chute towards said insulating body.
Further; The surface of said insulating body is provided with one first groove and one second groove is the front and back arrangement; The said fixture screens arm that extended back, when said insulating body was positioned at said primary importance, said screens arm block was in said second groove; When said insulating body was positioned at the said second place, said screens arm block was in said first groove.Said screens arm is bent with a guidance part towards the surface of said insulating body, and the front side wall of said second groove that cooperates with said guidance part is an inclined-plane.
The electric connector of the utility model is through an one-body molded projection in the accepting groove of insulating body; And make the elastic arm of projection extruding terminal make it to suppress interfacing part with band through front and back slip insulating body; Realize that terminal contacts with the tight of interfacing part, thereby realize the reliable electric connection between substrate and the interfacing part, compared with prior art; This utilization movably insulating body structure of pushing terminal need not established the element that can suppress conducting terminal in addition on insulating body; Thereby can save the mould of making this element and the operation that this element is installed, thereby can reduce production costs, and the mode of direct control insulating body makes assembling and operation more simple and convenient; And can be prone to realize in the small space content of volume, help the microminiaturization development of electric connector.
[description of drawings]
Fig. 1 electrically connects the decomposing schematic representation of interfacing part to substrate for the utility model electric connector;
Fig. 2 for the utility model electric connector electrically connect interfacing part to substrate schematic perspective view;
Fig. 3 electrically connects the partial sectional view of interfacing part to substrate for the utility model electric connector;
Cutaway view when Fig. 4 is positioned at primary importance for the utility model electric connector insulating body;
Cutaway view when Fig. 5 is positioned at the second place for the utility model electric connector insulating body.
The drawing reference numeral explanation of embodiment:
| Flexible |
1 | |
2 | |
3 |
| Conducting |
4 | |
30 | Accepting |
31 |
| Slot to make |
32 | |
33 | Antetheca | 331 |
| |
332 | |
34 | |
35 |
| |
350 | |
36 | |
40 |
| Weld |
41 | |
42 | |
420 |
| |
421 | |
422 | The |
423 |
| |
43 | |
5 | |
50 |
| The |
501 | |
51 | The |
52 |
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520 | ? | ? | ? | ? |
[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.
The electric connector of the utility model is used to electrically connect interfacing part to a substrate, but said interfacing part can be the electrical assembly of FFC or FPC or other similar transmission signals.In the preferred embodiment like Fig. 1, said electric connector is the FFC connector, and said interfacing part is a flexible flat cable 1, and said substrate is a circuit board 2.
With reference to Fig. 1, said electric connector comprises an insulating body 3 and is contained in a plurality of conducting terminals 4 in the said insulating body 3.
Referring to figs. 1 through Fig. 4, can before and after having frictionally between the primary importance of said circuit board 2 and the second place, not slide for making said insulating body 3, said insulating body 3 activities are installed in said circuit board 2 tops, and do not contact with said circuit board 2.Offer a plurality of jacks 30 from said insulating body 3 front ends and supply said flexible flat cable 1 to insert, offer a plurality of accepting grooves 31 and said jack 30 corresponding connections from said insulating body 3 rear ends forward.Particularly, said insulating body 3 rear ends are concaved with a plurality of slots to make way 32 forward, and said slot to make way 32 vertically runs through the upper and lower surfaces of said insulating body 3, and its stage casing part is communicated with said accepting groove 31.The upper wall surface of said accepting groove 31 and lower wall surface convex with a projection 33 respectively; As preferred embodiment; Said two projections 33 are one-body molded with said insulating body 3, and the antetheca 331 of said projection 33 be vertical plane, and its rear wall 332 then is the inclined-plane that seamlessly transits.
In the present embodiment, the upper surface of said insulating body 3 is provided with one first groove 34 and one second groove 35, and said first groove 34 is positioned at the place ahead of said second groove 35, and the front side wall 350 of said second groove 35 is an inclined-plane.In addition, the left and right sides of said insulating body 3 is concaved with a chute 36 respectively.
With reference to Fig. 2 to Fig. 4, said conducting terminal 4 is fixed on the said circuit board 2, and part is contained in the said insulating body 3.Each said conducting terminal 4 has a base portion 40 and is positioned at said accepting groove 31 rears; Be extended with a weld part 41 downwards from said base portion 40 and be fixedly welded on said circuit board 2; And in the said accepting groove 31 of said base portion 40 courts, be extended with two elastic arms 42, have a gap between said two elastic arms 42 and be used to hold said interfacing part.Each said elastic arm 42 comprises a transition part 420 and a contact site 421; Said transition part 420 links to each other with said base portion 40; Said contact site 421 is positioned at said transition part 420 front ends; And the upper surface of said contact site 421 is lower than the upper surface of said transition part 420, and the two seamlessly transits and forms an arc surface 422 (can certainly be the inclined-plane), in order to cooperate with the said rear wall 332 (inclined-plane) of said projection 33.In order to move forward to prevent its transition by spacing said insulating body 3, the front end of each said contact site 421 also bends towards said projection 33 and is extended with a holding section 423.In addition, said conducting terminal 4 has extended upward a limiting section 43 correspondences from said base portion 40 and has been positioned at said slot to make way 32 rears, and the general size of its size and said slot to make way 32 coincide, and is used for spacing said insulating body 3 and moves after its transition preventing.
As shown in figs. 1 and 4, for not being contacted to realize that it does not have frictionally in said circuit board 2 one sides, said insulating body 3 and said circuit board 2 slide, also be welded with a fixture 5 on the said circuit board 2, be used to support said insulating body 3.In this preferred embodiment, said fixture 5 is made of metal, and it covers in the top of said insulating body 3.Said fixture 5 comprises two supports 50 that lay respectively at said insulating body 3 both sides, and a crossbeam 51 of said two supports 50 of bridge joint.Said crossbeam 51 is across the top of said insulating body 3; And in said first groove 34 or said second groove 35 of the upper surface of the said insulating body 3 of a screens arm 52 entering that extends back, said screens arm 52 has been bent to form a guidance part 520 towards the surface of said insulating body 3.The bottom of said two supports 50 is fixedly welded on the said circuit board 2; And its stage casing has been bent to form a support portion 501 towards said insulating body 3 respectively and has been positioned at said chute 36; In this way, said insulating body 3 is supported in said circuit board 2 tops by said fixture 5 with conducting terminal 4.
Certainly; In other embodiments, also said chute 36 can be set in the bottom surface of said insulating body 3, correspondingly; Said fixture 5 also can be the bottom surface of being located at said insulating body 3; It upwards is bent with a support portion 501 and gets in the said chute 36 in order to support said insulating body 3, makes it not contact with said circuit board 2, does not detail here.
When the electric connector of the utility model is installed; Can earlier said fixture 5 be installed on the said insulating body 3 with said conducting terminal 4; The said holding section 423 that the said limiting section 43 that make the said screens arm 52 of said fixture 5 get in said second groove 35, said support portion 501 is positioned at said chute 36, said conducting terminal 4 is positioned at the rear of said slot to make way 32, said elastic arm 42 is fastened in the front end of said projection 33; Said insulating body 3 is placed on the said circuit board 2 together with said fixture 5 and said conducting terminal 4 integral body again, said conducting terminal 4 and said fixture 5 are welded fixing, the assembling of the utility model electric connector is promptly accomplished; As shown in Figure 4; At this moment, said projection 33 is loose to be connected to said contact site 421, and this is said insulating body 3 residing primary importances.
During use, said flexible flat cable 1 is inserted from the said jack of said insulating body 3 front ends 30, in its part gets into the said gap between said two elastic arms 42 and with said contact site 421 loose fit; Slide backward said insulating body 3 again; In this process; The said inclined-plane of said projection 33 rear ends is along said arc surface 422 slippage backward between said contact site 421 and the said transition part 420; The said elastic arm 42 of said projection 33 extruding makes said elastic arm 42 suppress said flexible flat cable 1; Said contact site 421 closely contacts with said flexible flat cable 1, the said guidance part 520 of said screens arm 52 then along the front side wall 350 (inclined-plane) of said second groove 35 relatively to front slide; Continue to move backward said insulating body 3; Until said projection 33 suppress in said transition part 420, said screens arm 52 get in said first groove 34, the said limiting section 43 of said conducting terminal 4 gets in the said slot to make way 32 also block in the wall of said slot to make way 32; As shown in Figure 5, this is the said insulating body 3 residing second places.
Compared with prior art, the electric connector of the utility model has following beneficial effect:
1. because the utility model passes through one-body molded said projection 33 in the accepting groove 31 of insulating body 3; And make the said elastic arm 42 of the said conducting terminal 4 of said projection 33 extruding make it to suppress interfacing part with band through front and back slip insulating body 3; Realize that said conducting terminal 4 contacts with the tight of interfacing part; Thereby realize the reliable electric connection between said circuit board 2 and the interfacing part; Compared with prior art, the movably said insulating body 3 of this utilization pushes the structure of said conducting terminal 4 need not establish the element that can suppress said conducting terminal 4 in addition on said insulating body 3, thereby can save the mould of making this element and the operation that this element is installed; Thereby can reduce production costs; And feasible assembling of the mode of the said insulating body 3 of direct control and operation are more simple and convenient, and can be prone to realize that the microminiaturization that help electric connector develops in the small space content of volume.
2. because said conducting terminal 4 is provided with said limiting section 43, when said insulating body 3 moves backward, but said limiting section 43 blocks thereby can prevent to move after said insulating body 3 excessively in said slot to make way 32.
3. cooperate with said second groove 35 with said first groove 34 owing to said fixture 5 is provided with said screens arm 52, when said insulating body 3 was positioned at said primary importance, said screens arm 52 was positioned at said second groove 35, plays a part spacing; When said insulating body 3 moved backward, said screens arm 52 got in said first groove 34, but the said insulating body 3 of block excessively moves forward.
4. be fastened in said projection 33 front ends owing to said elastic arm 42 is provided with said holding section 423, thereby can prevent that equally said insulating body 3 from excessively moving forward.
5. because said fixture 5 is bent with in the chute 36 of the said insulating body of said support portion 501 entering 3 both sides towards said insulating body 3; It not only can work to support said insulating body 3; Make said insulating body 3 and said circuit board 2 not contact to reduce the frictional force between the two; And can make it more firmly to be arranged at said circuit board 2 tops from the spacing said insulating body 3 of left and right directions.
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 (11)
1. an electric connector is used to electrically connect interfacing part to a substrate, it is characterized in that, comprising:
One insulating body; Activity is installed in said substrate one side; It can slide before and after between the primary importance of said substrate and the second place; Offer at least one jack from said insulating body front end and supply said interfacing part to insert, offer a plurality of accepting grooves from said insulating body rear end and be communicated with, be provided with a projection in the said accepting groove and said insulating body is one-body molded with said jack;
A plurality of conducting terminals, each said conducting terminal have a base portion and are positioned at said accepting groove rear, are extended with a weld part from said base portion and are fixed in said substrate, and in said accepting groove, be extended with at least one elastic arm from said base portion;
When said insulating body is positioned at said primary importance; Said projection and said elastic arm loose fit; When said insulating body slid into the said second place, said projection pushed said elastic arm, made said elastic arm suppress said interfacing part and electrically contact with said interfacing part.
2. electric connector as claimed in claim 1 is characterized in that: the quantity of said elastic arm is two, and has a gap between said two elastic arms, and said interfacing part partly is positioned at said gap.
3. electric connector as claimed in claim 2 is characterized in that: be provided with said two elastic arms of the corresponding compacting of two said projections in the said accepting groove.
4. electric connector as claimed in claim 1; It is characterized in that: said elastic arm comprises a transition part and a contact site, and said transition part links to each other with said base portion, and said contact site is in said transition part front end; When said insulating body is positioned at said primary importance; Said projection is loose to be connected to said contact site, and when said insulating body was positioned at the said second place, said projection was suppressed in said transition part and pushed said transition part towards said interfacing part place lateral movement.
5. electric connector as claimed in claim 4 is characterized in that: the front end of said contact site is extended with the front end that a holding section is fastened in said projection towards said projection bending.
6. electric connector as claimed in claim 1; It is characterized in that: said conducting terminal is extended with a limiting section from said base portion; Said insulating body rear end is concaved with the corresponding said limiting section of a slot to make way forward; When said insulating body was positioned at the said second place, said limiting section was positioned at said slot to make way and block in the wall of said slot to make way.
7. electric connector as claimed in claim 1 is characterized in that: also be fixed with a fixture on the said substrate, said fixture is used to support said insulating body.
8. electric connector as claimed in claim 7 is characterized in that: the both sides of said insulating body are concaved with a chute respectively, and said fixture is bent with a support zone in said chute towards said insulating body.
9. electric connector as claimed in claim 7 is characterized in that: the bottom surface of said insulating body is concaved with a chute, and said fixture is bent with a support zone in said chute towards said insulating body.
10. electric connector as claimed in claim 7; It is characterized in that: the surface of said insulating body is provided with one first groove and one second groove is the front and back arrangement; The said fixture screens arm that extended back, when said insulating body was positioned at said primary importance, said screens arm block was in said second groove; When said insulating body was positioned at the said second place, said screens arm block was in said first groove.
11. electric connector as claimed in claim 10 is characterized in that: said screens arm is bent with a guidance part towards the surface of said insulating body, and the front side wall of said second groove that cooperates with said guidance part is an inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204682567U CN202373754U (en) | 2011-11-23 | 2011-11-23 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204682567U CN202373754U (en) | 2011-11-23 | 2011-11-23 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202373754U true CN202373754U (en) | 2012-08-08 |
Family
ID=46597447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204682567U Expired - Lifetime CN202373754U (en) | 2011-11-23 | 2011-11-23 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202373754U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730768A (en) * | 2012-10-16 | 2014-04-16 | 第一精工株式会社 | Electric connector |
| CN105322339A (en) * | 2014-08-14 | 2016-02-10 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and manufacturing method thereof |
| CN111557065A (en) * | 2018-06-22 | 2020-08-18 | 株式会社Lg化学 | Terminal for connector and connector including the same |
| CN114258220A (en) * | 2021-11-01 | 2022-03-29 | 中山得意电子有限公司 | Electric connector and assembling method thereof |
-
2011
- 2011-11-23 CN CN2011204682567U patent/CN202373754U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730768A (en) * | 2012-10-16 | 2014-04-16 | 第一精工株式会社 | Electric connector |
| CN103730768B (en) * | 2012-10-16 | 2016-01-20 | 第一精工株式会社 | Electric connector |
| CN105322339A (en) * | 2014-08-14 | 2016-02-10 | 富士康(昆山)电脑接插件有限公司 | Electrical connector and manufacturing method thereof |
| CN105322339B (en) * | 2014-08-14 | 2017-10-31 | 富士康(昆山)电脑接插件有限公司 | Electric connector and its manufacture method |
| CN111557065A (en) * | 2018-06-22 | 2020-08-18 | 株式会社Lg化学 | Terminal for connector and connector including the same |
| US11114787B2 (en) | 2018-06-22 | 2021-09-07 | Lg Chem, Ltd. | Terminal for connector mounted to printed circuit board and connector supporting said terminal |
| CN111557065B (en) * | 2018-06-22 | 2021-12-10 | 株式会社Lg化学 | Terminal for connector and connector including the same |
| CN114258220A (en) * | 2021-11-01 | 2022-03-29 | 中山得意电子有限公司 | Electric connector and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |
|
| CX01 | Expiry of patent term |