CN101740921A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN101740921A CN101740921A CN200810305679A CN200810305679A CN101740921A CN 101740921 A CN101740921 A CN 101740921A CN 200810305679 A CN200810305679 A CN 200810305679A CN 200810305679 A CN200810305679 A CN 200810305679A CN 101740921 A CN101740921 A CN 101740921A
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- China
- Prior art keywords
- terminal
- accepting groove
- holding parts
- electric connector
- elastic arm
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- 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.)
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to an electric connector comprising an insulation body and terminals, the terminals are assembled in the insulation body; the insulation body is provided with a base part and a butting cavity penetrating through the base part; each terminal comprises a first terminal which comprises a main part piece and a supporting member; the main part piece comprises a first fixed holding part which is in a frame shape and provided with frame edges and a first elastic arm which extends out of an inner edge of one frame edge of the first fixed holding part and protrudes into the butting cavity; and the supporting member is provided with a supporting part for supporting the first elastic arm so as to prolong the service life of products and reduce the cost of materials.
Description
[technical field]
The present invention relates to a kind of electric connector, relate in particular to a kind of electric connector with terminal elastic arm.
[background technology]
A kind of common electric connector, this kind electric connector comprises insulating body and plurality of terminals.Insulating body comprises base portion and the docking section of being extended forward by base portion, and insulating body is concaved with host cavity backward from the front end face of docking section, and is concaved with the plurality of terminals accepting groove that is connected with host cavity from the bottom surface.One of them terminal in the described terminal is provided with the holding parts that is the frame shape, the elastic contact arm that extends in frame from the medial margin of an edge of holding parts and the weld part that is extended by the lateral border bending of another edge.Described elastic contact arm is to the host cavity extension and be bent to form the contact site that can be connected with butt connector.When accommodating butt connector, butt connector acts on contact site, the elastic contact arm strain, thus make elastic contact arm conflict the inwall of terminal containing slot form freely-supported provide the enough interfering edges of contact site with guarantee with butt connector contact and provide enough contact engaging and separating forces.Yet this interference makes the bending of contact site partly bear very big stress, selects all very harshly for Sheet Metal Forming Technology and material, and makes fatigue of materials easily and destroys, and finally reduces life of product.
Therefore, be necessary to design a kind of electric connector that overcomes above-mentioned defective.
[summary of the invention]
Problem to be solved by this invention provides a kind of electric connector that can improve life of product and reduce material cost.
For achieving the above object, the present invention can adopt following technical scheme: a kind of electric connector, it comprises insulating body and is assembled in the interior terminal of insulating body, described insulating body is provided with base portion and runs through the butt joint chamber of base portion, described terminal comprises the first terminal, this the first terminal comprises main component and strutting piece, described main component comprises first holding parts that is the frame shape and is provided with edge and extends and protrude into first elastic arm in butt joint chamber by the inward flange of an edge of first holding parts that described strutting piece is provided with the support portion of supporting first elastic arm.
First elastic arm of the first terminal of the present invention's electricity electric connector can guarantee that by the support of support portion the first terminal has enough contact forces and contact engaging and separating force, and can reduce material cost and improve life of product.
[description of drawings]
Fig. 1 is the stereogram of electric connector of the present invention.
Fig. 2 is the three-dimensional exploded view of another angle of Fig. 1.
Fig. 3 is the stereogram of another angle of Fig. 2.
Fig. 4 is the stereogram of electric connector the first terminal of the present invention.
Fig. 5 is the vertical view of Fig. 4.
[embodiment]
Please join Fig. 1, electric connector 100 of the present invention comprises insulating body 1 and is assembled in the interior plurality of terminals of insulating body.
Please join Fig. 2 and Fig. 3, insulating body 1 comprises the base portion 11 of rectangular body shape and the docking section cylindraceous 12 of being extended forward by base portion 11.The rear end face 112 that described base portion 11 comprises front end face 111, be oppositely arranged with front end face 111, roof 113, the diapire 114 that is oppositely arranged with roof 113 and be connected roof 113 and two relative the first side walls 115, second sidewall 116 (ginseng Fig. 1) of diapire 114.Described diapire 114 forms the installed surface of electric connector 100, and described docking section 12 is to extend to form forward from front end face 111.Have butt joint chamber 121 in the docking section 12, this butt joint chamber 121 connects docking section 12 and base portion 11 from front to back, and butt connector (not shown) is to insert butt joint chamber 121 from front to back.
Please join Fig. 2 to Fig. 5, terminal comprises the first terminal 2, second terminal 3, the 3rd terminal 4 and earth terminal 5.Wherein the first terminal 2 is assembled in first accepting groove 13 from back to front, this first terminal 2 comprise main component 6 with main component 6 strutting piece 7 of fixing mutually.Described main component 6 comprises first holding parts 62 that is the frame shape, and this first holding parts 62 is provided with two relative long frame edges 621, the 622 short edge 623,624 relative with two, and described edge surrounds host cavity 61.This main component 6 also comprises from the inward flange that is positioned at the short edge 623 of front side and extends and protrude into first elastic arm 63 in butt joint chamber 121 and from outside bending horizontally extending first weld part 64 also of the outward flange of long frame edge 622.Described first elastic arm 63 comprise from short edge 623 diagonally extendings to the extension 631 that docks chamber 121, by extension 631 to first contact site 632 of host cavity 61 bendings and by first contact site 632 along end 633 that the direction bending that is parallel to long frame edge is extended.The outer surface of described first contact site 632 forms the contact-making surface 634 that points to butt joint chamber 121, and the intersection of the described extension 631 and first contact site 632 is folded with an accommodation space 635.The outward flange of described long frame edge 621,622 is provided with some hangnails with the increase fixing effect, and the inward flange of two long frame edges 621,622 that are provided with relatively is respectively equipped with one first groove 625 and is swallow-tailed first protuberance 626.In this embodiment, described strutting piece 7 can adopt the mode of laser welding to be immobilizated in the host cavity 61 of main component 6, this strutting piece 7 is L-shaped, it comprise the fixed parts 71 that are contained in the host cavity 61 and by fixed part 71 bendings extend in the accommodation space 635 and with the perpendicular support portion 72 of fixed part 71.The both sides of described fixed part 71 are respectively equipped with and are immobilizated in second protuberance 711 in first groove 625 and accommodate first protuberance 626 and correspondingly with first protuberance 626 be swallow-tailed second groove 712.
Please join Fig. 2 and Fig. 3, second terminal, 3 bottom-up being assembled in second accepting groove 14, this second terminal 3 comprise that second holding parts 31 of sheet, second elastic arm 32 that extends from the last lateral margin bending of second holding parts 31 reach the weld part 33 that extends from the lower lip bending of second holding parts 31 downwards.The both sides that the end of second elastic arm 32 forms second contact site, 321, the second contact sites 321 that point to butt joint chamber 121 are extended with guidance part 322 respectively, and the first side wall 115 at these guidance part 322 deflections second accepting groove 14 places extends.The 3rd terminal 4 bottom-up being assembled in the 3rd accepting groove 15, the 3rd terminal 4 comprise sheet the 3rd holding parts 41, continue to extend forwardly to the 3rd elastic arm 42 in the butt joint chamber 121 and the 3rd weld part 43 of lateral buckling extension under the back edge of the 3rd holding parts 41 from the leading edge of the 3rd holding parts 41.Earth terminal 4 from up to down is assembled in the 4th accepting groove 16, and this earth terminal 5 comprises the 4th holding parts 51 of sheet, extends into the 4th weld part 53 that docks the 4th elastic arm 52 in the chamber 121 and outwards bend extension from the outward flange of the 4th holding parts 51 from the top edge horizontal-extending of the 4th holding parts 51 and from roof 113 bendings.
When electric connector 100 is accommodated butt connector, butt connector inserts in the butt joint chamber 121 and acts on first contact site 632, make first elastic arm 63 towards first holding parts, 62 strains, and support portion 72 is positioned at the deformation direction of first elastic arm 63, first elastic arm 63 support portion 72 of conflicting, with the support of support portion 72 provide the enough active forces of first contact site 632 with guarantee with butt connector contact and provide enough contact engaging and separating forces.In this process, first contact site, the 632 suffered active forces of main component 6 are converted into the compression on the support portion 72 that acts on strutting piece 7, and the compressive strength rate tensile strength of general material wants big many.So Sheet Metal Forming Technology and material are selected to become loose, even the lower low intensive material of use cost also can satisfy enough contact forces and contact engaging and separating force, and can improve the life-span of product.
In the above embodiment of the present invention, the cooperation of two structural members of the first terminal 2 employings guarantees enough active forces, reduces material cost and improves the life-span, and make compact conformation and saving space become possibility.For the projection and the groove that guarantee that strutting piece 7 does not detach main component 6 because of being subjected to powerful active force, adopt to cooperatively interact and be the dove-tail form structure respectively match, and adopt laser welding to strengthen the cooperation reliability.Certainly, also have other execution mode, enumerate no longer one by one here.
Claims (9)
1. electric connector, it comprises insulating body and is assembled in the interior terminal of insulating body, described insulating body is provided with base portion and runs through the butt joint chamber of base portion, described terminal comprises the first terminal, this the first terminal comprises main component and strutting piece, described main component comprises first holding parts that is the frame shape and is provided with edge and extends and protrude into first elastic arm in butt joint chamber by the inward flange of an edge of first holding parts that it is characterized in that: described strutting piece is provided with the support portion of supporting first elastic arm.
2. electric connector as claimed in claim 1 is characterized in that: described support portion is located on the direction of stress deformation of first elastic arm.
3. electric connector as claimed in claim 2, it is characterized in that: described first elastic arm comprises from the extension of an above-mentioned edge diagonally extending and first contact site that extended by extension bending, and the intersection of the described extension and first contact site is folded with an accommodation space of accommodating described support portion.
4. as claim 1 or 2 or 3 described electric connectors, it is characterized in that: the edge of described first holding parts surrounds host cavity, and described strutting piece is provided with the fixed part that is immobilizated in the host cavity, and extend from the fixed part bending described support portion.
5. electric connector as claimed in claim 4, it is characterized in that: the inward flange of the relative a pair of edge of described first holding parts is respectively equipped with first groove and first protuberance, and the both sides of described fixed part are respectively equipped with second protuberance that is immobilizated in first groove and second groove of accommodating first protuberance.
6. electric connector as claimed in claim 5, it is characterized in that: insulating body also comprises the docking section of being extended forward by base portion, described butt joint chamber connects docking section and base portion, described base portion is provided with diapire, described base portion is concaved with accepting groove in the both sides in butt joint chamber from diapire, described accepting groove comprises first accepting groove that is positioned at host cavity one side, and described the first terminal is assembled in first accepting groove from back to front.
7. electric connector as claimed in claim 6, it is characterized in that: described accepting groove also comprises second accepting groove with the first accepting groove homonymy, described terminal also comprises bottom-up second terminal that is assembled in second accepting groove, and this second terminal comprises that second holding parts, second elastic arm that extends from the last lateral margin bending of second holding parts reach the weld part that extends from the lower lip bending of second holding parts downwards.
8. electric connector as claimed in claim 7, it is characterized in that: described accepting groove also comprises the 3rd accepting groove that is positioned at the host cavity opposite side, described terminal also comprises the 3rd terminal that is assembled in from back to front in the 3rd accepting groove, and the 3rd terminal comprises the 3rd holding parts, continues to extend forwardly to the 3rd elastic arm in the butt joint chamber and lateral buckling extends under the back edge of the 3rd holding parts the 3rd weld part from the leading edge of the 3rd holding parts.
9. electric connector as claimed in claim 8, it is characterized in that: described accepting groove also comprises the 4th accepting groove with the 3rd accepting groove homonymy, described terminal also comprises the earth terminal that from up to down is assembled in the 4th accepting groove, the 4th weld part that this earth terminal comprises the 4th holding parts, extends into the 4th elastic arm in the butt joint chamber and extend from the outward flange bending of the 4th holding parts from the top edge of the 4th holding parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810305679A CN101740921A (en) | 2008-11-21 | 2008-11-21 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810305679A CN101740921A (en) | 2008-11-21 | 2008-11-21 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101740921A true CN101740921A (en) | 2010-06-16 |
Family
ID=42463990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810305679A Pending CN101740921A (en) | 2008-11-21 | 2008-11-21 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101740921A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275841A (en) * | 2017-07-18 | 2017-10-20 | 河南天海电器有限公司 | Automobile bonder terminal |
| CN107851921A (en) * | 2015-08-05 | 2018-03-27 | 住友电装株式会社 | Female end |
| CN113950779A (en) * | 2019-06-11 | 2022-01-18 | 史陶比尔电子连接器股份公司 | Socket, socket manufacturing method and plug connector |
-
2008
- 2008-11-21 CN CN200810305679A patent/CN101740921A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107851921A (en) * | 2015-08-05 | 2018-03-27 | 住友电装株式会社 | Female end |
| CN107851921B (en) * | 2015-08-05 | 2019-09-27 | 住友电装株式会社 | Female end |
| CN107275841A (en) * | 2017-07-18 | 2017-10-20 | 河南天海电器有限公司 | Automobile bonder terminal |
| CN107275841B (en) * | 2017-07-18 | 2024-02-27 | 河南天海电器有限公司 | Connector terminal for automobile |
| CN113950779A (en) * | 2019-06-11 | 2022-01-18 | 史陶比尔电子连接器股份公司 | Socket, socket manufacturing method and plug connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100616 |