CN203434343U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN203434343U CN203434343U CN201320495009.5U CN201320495009U CN203434343U CN 203434343 U CN203434343 U CN 203434343U CN 201320495009 U CN201320495009 U CN 201320495009U CN 203434343 U CN203434343 U CN 203434343U
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- China
- Prior art keywords
- groove
- insulating body
- electric connector
- stopping surface
- contact
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Abstract
The utility model discloses an electric connector comprising an insulating body, a fixed terminal and a moving terminal. The insulating body is provided with a plug hole, one side of the plug hole is provided with a first receiving groove communicated with the plug hole, an inner wall of the first receiving groove is provided with a first stopping surface and a second stopping surface which are disposed oppositely. The fixed terminal is disposed in the first receiving groove and provided with a notch, two sides of the notch are respectively provided with a contact surface and an opposite surface, the contact surface and the opposite surface are disposed oppositely, the contact surface protrudes from the first stopping surface, and the second stopping surface protrudes from the opposite surface. The moving terminal is provided with a contact part, and the contact part can move in the notch to be contacted or disconnected with the contact surface. When the contact part is pushed to be away from the contact surface, the contact part moves in the notch to abut against the second stopping surface without contacting the fixed terminal, so a short circuit cannot be led to, and stability of on/off of the switch terminals are guaranteed.
Description
Technical field
The utility model relates to electric connector, espespecially a kind of audio class electric connector with switch terminal.
Background technology
The many a kind of audio socket connectors as disclosed in Chinese patent CN201120405576.8 of audio class connector that current industry is conventional, in described audio socket connector, be provided with an insulating body, the centre of described insulating body is provided with a circular spliced eye, for a docking voice plug, inserts.The surrounding of described circular spliced eye is provided with a plurality of signal terminals, and pair of switch terminals, described switch terminal comprises moved end and certain terminal, described moved end and described fixed end are located at the rear end of described insulating body, described moved end has a holding parts and is fixed in described insulating body, from described holding parts, extend an elastic arm, described elastic arm is provided with collets, and described elastic arm end is provided with one first contact site.Described fixed end has a holding section and is fastened in described insulating body, described holding section bending one second contact site, described the second contact site and described holding section are oppositely arranged, form a gap between the two, described the first contact site can move in described gap, makes described moved end determine termination contact or disconnection with described.Under initial condition, described the first contact site is connected to described the second contact site, makes described switch terminal keep normally off.When described docking voice plug inserts described circular spliced eye, described docking voice plug supports described collets, drive described elastic arm to move towards the direction away from described the second contact site, make described the first contact site away from described the second contact site, described switch terminal is disconnected, thereby realize the function of switch.
The described gap forming between described holding section and described the second contact site provides the space of described the first contact site displacement, and described docking voice plug inserts while supporting described collets in described circular spliced eye, described the first contact site moves towards the direction away from described the second contact site, that is to say, the direction of described the first contact site towards described holding section moves, very possible because excessively support described moved end, and then cause the stroke of described the first contact site in described gap to be greater than the width in described gap, and then abut to other conductive position on described holding section or described fixed end, thereby cause short circuit, cannot realize the function of switch.
Therefore, be necessary to design a kind of electric connector of improvement, to overcome the problems referred to above.
Summary of the invention
The problem facing for background technology, the purpose of this utility model is to provide the electric connector that a kind of switch terminal can short circuit.
For achieving the above object, the utility model adopts following technological means:
, comprising an insulating body, described insulating body is provided with a spliced eye, and a side of described spliced eye is provided with one first accepting groove and is communicated with described spliced eye, and described the first accepting groove inwall has one first relative stopping surface and one second stopping surface; Certain terminal is located in described the first accepting groove, described fixed end has a groove, the both sides of described groove have a contact-making surface and the opposite face being oppositely arranged, and described contact-making surface protrudes from described the first stopping surface, and described the second stopping surface protrudes from described opposite face; One moved end, has a contact site and can in described groove, move and contact or disconnect with described contact-making surface.
Further, described fixed end is tabular, has one first fixed part and is fixed in described the first accepting groove, and described groove is located at described the first fixed part top, and a side of described groove is extended one first weld part and passed described insulating body.
Further, described groove is arranged with downwards from the top of described fixed end, and described opposite face is a side of described groove, and described the first weld part extends from a side of described opposite face.
Further, described the first accepting groove has a holddown groove, and described holddown groove top is provided with one first slot to make way, and described the first slot to make way is corresponding with described groove, and described the first stopping surface and described the second stopping surface are located at the two lateral walls of described the first slot to make way.
Further, also comprise that one the 3rd stopping surface is located at the diapire of described the first slot to make way, described the 3rd stopping surface protrudes from the bottom of described groove.
Further, also comprise that one second slot to make way is arranged with from described the first accepting groove inwall, described fixed end has one first fixed part, and described the first fixed part is convexly equipped with a back-off, when described the second slot to make way can provide described back-off to enter in described holddown groove, allows bit space.
Further, also comprise that a baffle covers described insulating body end face.
Further, also comprise that a waterproof jacket is coated on the periphery of described insulating body, only described spliced eye front opening is not coated.
Further, described waterproof jacket is shaped in the periphery of described insulating body.
Further, described moved end has one second fixed part and is fixed in described insulating body, and from described the second fixed part elastic arm that extends back, described elastic arm is provided with collets, and described contact site is located at described elastic arm end.
Further, described moved end extends along the length direction of described insulating body, and described fixed end is located at the rear end of described moved end, along the Width extension of described insulating body.
Compared with prior art, the utlity model has following beneficial effect:
Described the first accepting groove inwall has relative described the first stopping surface and described the second stopping surface, the both sides of described groove have described contact-making surface and the described opposite face being oppositely arranged, described contact-making surface protrudes from described the first stopping surface, described the second stopping surface protrudes from described opposite face, when promoting described contact site away from described contact-making surface, described contact site moves to and is connected to described the second stopping surface in described groove, and it is sub can not touch described fixed end, thereby can not cause short circuit, can guarantee the stability of switch terminal break-make.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the utility model electric connector;
Fig. 2 is the three-dimensional exploded view that the utility model shielding casing is not loaded on body;
Fig. 3 is the three-dimensional combination figure of the utility model electric connector;
Fig. 4 is the cutaway view of the utility model voice plug while not inserting electric connector;
Fig. 5 is that the utility model voice plug inserts the cutaway view in electric connector;
Fig. 6 is the utility model moved end and determines the side view cutaway drawing of termination contact;
Fig. 7 is the side view cutaway drawing that Zi Yu fixed end, the utility model moved end disconnects.
The drawing reference numeral explanation of embodiment:
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Spliced |
The first accepting |
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The first slot to make |
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The second slot to make |
The second accepting |
Fixed |
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Back-off 211 | |
Contact-making |
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Moved |
The second fixed part 31 |
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The |
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The 3rd fixed part 41 | Elastic portion 42 | The |
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Through |
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[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
As Fig. 1, the utility model electric connector 100 comprises an insulating body 1, and a plurality of signal terminals 4 and pair of switch terminals are located in described insulating body 1, and a shielding casing 5 is covered on described insulating body 1, and a waterproof jacket 6 is located at outside described insulating body 1.
As Fig. 1, Fig. 4 and Fig. 6, described insulating body 1 has a circular spliced eye 11, described spliced eye 11 is arranged with backward and runs through described insulating body 1 from the front end of described insulating body 1, one side of described spliced eye 11 is provided with one first accepting groove 12 and accommodates described switch terminal, opposite side is provided with a plurality of the second accepting grooves 13 and accommodates described signal terminal 4, and described the first accepting groove 12 and described the second accepting groove 13 are all communicated with described spliced eye 11.The two sides that described the first accepting groove 12 is relative form one first stopping surface 1221 and one second stopping surface 1222.Described the first accepting groove 12 comprises the holddown groove 121 that is positioned at below and one first slot to make way 122 that is positioned at described holddown groove 121 tops, and described the first slot to make way 122 is arranged with downwards from described insulating body 1 end face, and is communicated with described holddown groove 121.Described the first stopping surface 1221 and described the second stopping surface 1222 are two side walls of described the first slot to make way 122, and described the first slot to make way 122 bottom surfaces have one the 3rd stopping surface 1223.The inwall of described holddown groove 121 is arranged with one second slot to make way 123, and described the second slot to make way 123 is arranged with downwards from described the first slot to make way 122 diapires.
As Fig. 1, described switch terminal comprises certain terminal 2 and moved end 3 being oppositely arranged.
As Fig. 1, Fig. 4 and Fig. 6, described fixed end 2 is tabular, be located at the rear end of described spliced eye 11,2 Widths along described insulating body 1 in described fixed end extend, it has one first fixed part 21 and is fixed in described holddown groove 121, and described the first fixed part 21 is back-offs 211 that are convexly equipped with from described fixed end son 2 plate faces.Because the side of described holddown groove 121 is provided with described the second slot to make way 123, when described fixed end 2 is inserted in described the first accepting groove 12, when providing described back-off 211 to enter, described the second slot to make way 123 allows bit space, prevent that described back-off 211 from being compressed and elastic failure by described holddown groove 121, causes clasp fixing.Described the first fixed part 21 tops are provided with a groove 22, described groove 22 is arranged with formation downwards from son 2 tops, described fixed end, described groove 22 and the corresponding setting of described the first slot to make way 122, the two side of described groove 22 has a contact-making surface 221 and the opposite face 222 being oppositely arranged, described contact-making surface 221 protrudes from described the first stopping surface 1221 and enters in described the first slot to make way 122, described the second stopping surface 1222 protrudes from described opposite face 222, be that described opposite face 222 caves in towards the direction away from described the first slot to make way 122 with respect to described the second stopping surface 1222, thereby described opposite face 222 can be revealed in described the first slot to make way 122.Described the 3rd stopping surface 1223 protrudes from the bottom of described groove 22, and the bottom of described groove 22 enters in described holddown groove 121, is not revealed in described the first slot to make way 122, thereby makes described moved end 3 can not touch the bottom of described groove 22.Described fixed end 2 extends one first weld part 23 from a side of described opposite face 222, and described the first weld part 23 passes described insulating body 1 sidewall, in order to be welded on a circuit board 200.In other embodiments, described contact-making surface 221 and described opposite face 222 interchangeable positions, be that described contact-making surface 221 protrudes from described the second stopping surface 1222, described the first stopping surface 1221 protrudes from described opposite face 222, thereby adjust often opening or normally off of described switch terminal, now described the first weld part 23 extends and passes described insulating body 1 sidewall from a side of described contact-making surface 221.
As Fig. 1 and Fig. 7, described moved end 3 is located at the side of described insulating body 1, length direction along described insulating body 1 extends, described moved end 3 has one second fixed part 31 and is fixed in described insulating body 1, from described the second fixed part 31 1 sides, extend an elastic arm 32, described elastic arm 32 is provided with collets 33, and described collets 33 enter in described spliced eye 11.Described elastic arm 32 ends are provided with a contact site 34, and described contact site 34 enters in described groove 22, and can be in the interior movement of described groove 22.Described elastic arm 32 rear ends and described contact site 34 are all positioned at described the first slot to make way 122, when described moved end 3 moves, described elastic arm 32 can, by described the second stopping surface 1222 blocks, prevent that described elastic arm 32 or described contact site 34 from touching described opposite face 222.The opposite side bending of described the second fixed part 31 is extended one second weld part 35 and is welded in described circuit board 200.
As Fig. 1 and Fig. 2, described signal terminal 4 has one the 3rd fixed part 41 and is fixed in described the second accepting groove 13, one side of described the 3rd fixed part 41 is extended an elastic portion 42, described elastic portion 42 ends are convexly equipped with at least one the 3rd contact site 43, one the 3rd weld part 44 is extended in described the 3rd fixed part 41 opposite side bendings, and the sidewall that described the 3rd weld part 44 passes described insulating body 1 is welded on described circuit board 200.
As Fig. 1 and Fig. 2, described shielding casing 5 has the end face that a flat part 51 is covered on described insulating body 1, described signal terminal 4 and described switch terminal are all covered up, described flat part 51 is provided with a plurality of holding parts 52 and a plurality of grounding parts 53 around, described holding part 52 is held in described insulating body 1 sidewall, and described grounding parts 53 connects with described circuit board 200.
As Fig. 1 and Fig. 3, described waterproof jacket 6 is located at described insulating body 1 around, preferably in integrated mode, be coated on the periphery of described insulating body 1 and described shielding casing 5, only the openend of described spliced eye 11 is not coated by described waterproof jacket 6, described insulating body 1 periphery is provided with described waterproof jacket 6, thereby anti-sealing flows on described circuit board 200 from described spliced eye 11, impact is electrically connected.
As Fig. 2 to Fig. 4, during assembling, described signal terminal 4 and described switch terminal are all inserted in described insulating body 1 downwards from described insulating body 1 top, and described switch terminal is fixed in described the first accepting groove 12, and described signal terminal 4 is fixed in described the second accepting groove 13.When described fixed end 2 from up to down inserts described holddown groove 121 when interior, because the side of described holddown groove 121 is provided with described the second slot to make way 123, when can providing described back-off 211 to enter, described the second slot to make way 123 allows bit space, prevent that described back-off 211 from being compressed and elastic failure by described holddown groove 121, causes clasp fixing.Then described shielding casing 5 is hidden in the top of described insulating body 1, finally described waterproof jacket 6 is shaped in to the periphery of described insulating body 1, only described the first weld part 23, described the second weld part 35, described the 3rd weld part 44 and described grounding parts 53 are exposed to outside described waterproof jacket 6, in order to be welded in described circuit board 200.
As Fig. 3, described electric connector 100 is welded on described circuit board 200 to sink the mode of plate, described circuit board 200 is provided with a plurality of through holes 210, for described the first weld part 23, described the second weld part 35, described the 3rd weld part 44 and described grounding parts 53, plants and welds.
As Fig. 4 and Fig. 5, simultaneously with reference to figure 6 and Fig. 7, described electric connector 100 use are for voice plug 300 docking, and described voice plug 300 is provided with four metal joints 310, and correspondence contacts with described four signal terminals 4 respectively.Under initial condition, the described contact site 34 of described moved end 3 keeps in touch with the described contact-making surface 221 of described fixed end 2, and described switch terminal keeps normally off.When described voice plug 300 inserts described spliced eye 11, described voice plug 300 pushes described collets 33, described elastic arm 32 is moved towards the direction away from described spliced eye 11, thereby make described the first contact site 34 away from described the second contact site 34, described switch terminal disconnects, and reaches the effect of switch.When described contact site 34 leaves described contact-making surface 221 when described opposite face 222 moves, described contact site 34 is by described the second stopping surface 1222 blocks, prevent that described contact site 34 from touching other conductive part on described opposite face 222 or described fixed end 2, cause short circuit, cause reaching the function of switch.Meanwhile, described the 3rd stopping surface 1223 protrudes from the bottom of described groove 22, also can further guarantee that described moved end 3 can not contact with described fixed end 2 after leaving described contact-making surface 221, can not cause short circuit.
In sum, the utility model electric connector 100 has following beneficial effect:
(1) described the second stopping surface 1222 protrudes from described opposite face 222, therefore when described contact site 34 leaves described contact-making surface 221 when described opposite face 222 moves, described contact site 34 is by described the second stopping surface 1222 blocks, prevent that described contact site 34 from touching other conductive part on described opposite face 222 or described fixed end 2, cause short circuit, cause reaching the function of switch.
(2) side of described holddown groove 121 is provided with described the second slot to make way 123, when described fixed end 2 is inserted in described the first accepting groove 12, when providing described back-off 211 to enter, described the second slot to make way 123 allows bit space, prevent that described back-off 211 from being compressed and elastic failure by described holddown groove 121, causes clasp fixing.
(3) described insulating body 1 periphery is provided with described waterproof jacket 6, thereby anti-sealing flows on described circuit board 200 from described spliced eye 11, and impact is electrically connected.
Upper detailed description is only the explanation of the preferred embodiment of the utility model, non-so limit to the scope of the claims of the present utility model, so the equivalence techniques that all this creation of utilization specifications and diagramatic content are done changes, and is all contained in the scope of the claims of the present utility model.
Claims (11)
1. an electric connector, is characterized in that, comprising:
One insulating body, described insulating body is provided with a spliced eye, and a side of described spliced eye is provided with one first accepting groove and is communicated with described spliced eye, and described the first accepting groove inwall has one first relative stopping surface and one second stopping surface;
Certain terminal is located in described the first accepting groove, described fixed end has a groove, the both sides of described groove have a contact-making surface and the opposite face being oppositely arranged, and described contact-making surface protrudes from described the first stopping surface, and described the second stopping surface protrudes from described opposite face;
One moved end, has a contact site and can in described groove, move and contact or disconnect with described contact-making surface.
2. electric connector as claimed in claim 1, it is characterized in that: described fixed end is tabular, have one first fixed part and be fixed in described the first accepting groove, described groove is located at described the first fixed part top, and a side of described groove is extended one first weld part and passed described insulating body.
3. electric connector as claimed in claim 2, is characterized in that: described groove is arranged with downwards from the top of described fixed end, and described opposite face is a side of described groove, and described the first weld part extends from a side of described opposite face.
4. electric connector as claimed in claim 1, it is characterized in that: described the first accepting groove has a holddown groove, described holddown groove top is provided with one first slot to make way, described the first slot to make way is corresponding with described groove, and described the first stopping surface and described the second stopping surface are located at the two lateral walls of described the first slot to make way.
5. electric connector as claimed in claim 4, is characterized in that: also comprise that one the 3rd stopping surface is located at the diapire of described the first slot to make way, described the 3rd stopping surface protrudes from the bottom of described groove.
6. electric connector as claimed in claim 1, it is characterized in that: also comprise that one second slot to make way is arranged with from described the first accepting groove inwall, described fixed end has one first fixed part, described the first fixed part is convexly equipped with a back-off, when described the second slot to make way can provide described back-off to enter in described holddown groove, allows bit space.
7. electric connector as claimed in claim 1, is characterized in that: also comprise that a baffle covers described insulating body end face.
8. electric connector as claimed in claim 1, is characterized in that: also comprise that a waterproof jacket is coated on the periphery of described insulating body, only described spliced eye front opening is not coated.
9. electric connector as claimed in claim 8, is characterized in that: described waterproof jacket is shaped in the periphery of described insulating body.
10. electric connector as claimed in claim 1, it is characterized in that: described moved end has one second fixed part and is fixed in described insulating body, from described the second fixed part elastic arm that extends back, described elastic arm is provided with collets, and described contact site is located at described elastic arm end.
11. electric connectors as claimed in claim 1, is characterized in that: described moved end extends along the length direction of described insulating body, and described fixed end is located at the rear end of described moved end, along the Width extension of described insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495009.5U CN203434343U (en) | 2013-08-14 | 2013-08-14 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495009.5U CN203434343U (en) | 2013-08-14 | 2013-08-14 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203434343U true CN203434343U (en) | 2014-02-12 |
Family
ID=50063362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320495009.5U Expired - Fee Related CN203434343U (en) | 2013-08-14 | 2013-08-14 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203434343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3101735A1 (en) | 2015-06-05 | 2016-12-07 | Foxconn Interconnect Technology Limited | Audio jack connector having compressive contacts |
-
2013
- 2013-08-14 CN CN201320495009.5U patent/CN203434343U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3101735A1 (en) | 2015-06-05 | 2016-12-07 | Foxconn Interconnect Technology Limited | Audio jack connector having compressive contacts |
| CN106299773A (en) * | 2015-06-05 | 2017-01-04 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
| US9923291B2 (en) | 2015-06-05 | 2018-03-20 | Foxconn Interconnect Technology Limited | Audio jack connector having compressive contacts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |