CN202394767U - A two-segment touch switch and a conductive elastic sheet thereof - Google Patents
A two-segment touch switch and a conductive elastic sheet thereof Download PDFInfo
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- CN202394767U CN202394767U CN2011204160730U CN201120416073U CN202394767U CN 202394767 U CN202394767 U CN 202394767U CN 2011204160730 U CN2011204160730 U CN 2011204160730U CN 201120416073 U CN201120416073 U CN 201120416073U CN 202394767 U CN202394767 U CN 202394767U
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- elastic sheet
- annulus
- contact site
- section contact
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Abstract
Provided are a two-segment touch switch and a conductive elastic sheet thereof. The switch belongs to the switch that has a two-segment type conductive function when being pressed. The two-segment touch switch comprises a pedestal, a conductive elastic sheet, a reed arranged on the conductive elastic sheet, an insulated glue film, and a cover body. The pedestal is provided with an insulated body and a plurality of terminals. An accommodating portion is arranged on the top surface of the insulated body in a recessed manner. The terminals extend into the accommodating portion to form at least two first segment contact portions and a second segment contact portion. The conductive elastic sheet comprises an annular portion, a plurality of pin, and at least two protruding portions formed by inward protrusion of the inner rim of the annular portion. The annular portion is positioned above the part of the first segment contact portions, and the protruding portions are correspondingly positioned above the first segment contact portions. The insulated glue film covers the accommodating portion. The cover body is fixed on the top surface of the insulated body. According to the utility model, even a particle is touched by the conductive elastic sheet, the protruding portions helps to minimize the possibility that the entire conductive elastic sheet is liable to warp, and the most part of the conductive elastic sheet is guaranteed to be truly pressed down so that the conductive elastic sheet is contacted with the first segment contact portions.
Description
Technical field
The utility model is to provide a kind of two-part touch-switch and electroconductive elastic sheet thereof, refers to especially a kind ofly produce the switch and the electroconductive elastic sheet thereof of two-part conducting function in the process of pushing, and the sub-product of can supplying power produces two kinds of actions respectively.
Background technology
The size of two-part touch-switch is small, is common in digital camera, uses for the function that focusing is provided behind first section circuit turn-on, and the function of shutter opening is provided behind second section the circuit turn-on.The inside of switch needs two superimposed metal clipss to play the part of the role of two-part circuit turn-on respectively usually; The metal clips of below is opening-like usually; In order to the contact of first section of conducting, the central point of the metal clips of top passes the below metal clips and with the contact of second section of butt.
After the below metal clips is pressed,,, cause the metal clips loose contact easily no matter where contaminant particles is positioned at if there is contaminant particles inside.
In sum, the above-mentioned defective of this creator thoughts can be improved, and is that the spy concentrates on studies and cooperates the application of scientific principle, proposes a kind of reasonable in design and effectively improve the utility model of above-mentioned defective finally.
The utility model content
The utility model is to provide a kind of two-part touch-switch and electroconductive elastic sheet thereof, is to reduce the situation of loose contact, to promote the conducting yield of switch.
Top described for reaching, the utility model provides a kind of two-part touch-switch, and it comprises a base, an electroconductive elastic sheet, a reed, an insulation glued membrane and a lid.This base has an insulating body, reaches a plurality of terminals that are fixed in this insulating body; The end face of this insulating body is arranged with a holding part, forms a plurality of pin grooves around this holding part; These terminals extend in this holding part, form at least two first section contact sites and one second section contact site.This electroconductive elastic sheet has an annulus, by the outward extending a plurality of pins of the outer rim of this annulus, and by at least two outstanding inwardly protuberances of the inner edge of annulus.Wherein these pins place in these pin grooves accordingly, and this annulus is through the top of local these first section contact site, and these protuberances are positioned at the top of these first section contact site accordingly.This reed is located in this holding part and is positioned on this electroconductive elastic sheet.This insulation glued membrane covers this holding part of this insulating body.This lid is fixed in the end face of this insulating body, and its end face forms an opening.
Further, the side of insulating body is provided with a plurality of clamping blocks and at least one groove, and wherein the edge of lid reaches at least one spacer corresponding at least one groove to extending below a plurality of tabs, and each tabs forms connecting hole to be fixed in clamping block.
Further, the bottom surface of insulating body is provided with at least one reference column.
Further; Terminal comprises the first terminal, second terminal, the 3rd terminal and the 4th terminal; One end of the first terminal and the 3rd terminal respectively extends in the holding part and respectively is provided with one first section contact site; One end of second terminal extends in the holding part and is provided with second section contact site, and second section contact site is between first section contact site.
Further, electroconductive elastic sheet has and is isogonism and is distributed in the inner edge of annulus and two pairs of protuberances that stagger each other with pin, and wherein a pair of protuberance is positioned at the top of first section contact site, and another leaves first section contact site to protuberance.
Further, the annulus of electroconductive elastic sheet along radially length less than first section contact site along radially length, annulus and protuberance equal first section contact site along radially length along radially total length.
Further, a corner of the end face of lid is provided with an Identification Division.
Described for reaching above the utility model; The utility model also provides a kind of electroconductive elastic sheet; Be located in the two-part touch-switch, it comprises that an annulus, a plurality of pin are stretched out, reached by at least two outstanding protuberances of the inner edge of this annulus by the outer rim of this annulus inwardly.
Further, the quantity of protuberance is two pairs, and protuberance is the inner edge that isogonism is distributed in annulus.
Further, to extending below, annulus is by be inclined upwardly outward inwardly by annulus for the pin of electroconductive elastic sheet, and protuberance is inclined upwardly by annulus.
The utility model has following advantage at least, even this electroconductive elastic sheet touches a particulate, these protuberances reduce the situation of this electroconductive elastic sheet full wafer warpage, keep big body portion still to be pressed down really to contact first section contact site.
More than be in order to for example and explain the principle of the utility model about the explanation of the explanation of the utility model content and following execution mode, and provide the Patent right requirement scope of the utility model further to explain.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the two-part touch-switch of the utility model.
Fig. 2 is another three-dimensional exploded view of the two-part touch-switch of the utility model.
Fig. 3 A is the insulating body of the utility model and the vertical view of terminal.
Fig. 3 B is that the electroconductive elastic sheet of the utility model places the vertical view on the base.
Fig. 4 is the three-dimensional combination figure of the two-part touch-switch of the utility model.
Fig. 5 is another three-dimensional combination figure of the two-part touch-switch of the utility model.
The cutaway view that Fig. 6 does not push for the switch of the utility model.
Fig. 6 A is the sketch map of the circuit state of Fig. 6.
Fig. 7 is the cutaway view of first section of the switch press of the utility model.
Fig. 7 A is the sketch map of the circuit state of Fig. 7.
Fig. 8 is the cutaway view of second section of the switch press of the utility model.
Fig. 8 A is the sketch map of the circuit state of Fig. 8.
Fig. 9 is the another kind of alternate embodiment of the two-part touch-switch of the utility model.
[main element symbol description]
Holding part 122
Clamping block 124
Groove 126
The first terminal 14A
The second terminal 14B
The 3rd terminal 14C
The 4th terminal 14D
First section contact site 14A1,14C1
Second section contact site 14B1
Electroconductive elastic sheet 20,20a
Reed 30
Insulation glued membrane 40
Connecting hole 5220
Embodiment
For making purpose, structure, characteristic and function thereof that further understanding arranged, cooperate embodiment to specify as follows to the utility model at present:
See also Fig. 1 and Fig. 2, be the three-dimensional exploded view of the two-part touch-switch of the utility model.This two-part touch-switch comprises a base 10, an electroconductive elastic sheet 20, a reed 30, an insulation glued membrane 40 and a lid 50.
This base 10 comprises an insulating body 12 and is fixed in a plurality of terminals in this insulating body 12.This insulating body 12 is arranged with a holding part 122 by end face, forms four pin grooves 1220 around this holding part 122, corresponds respectively to four corners of insulating body 10.Yet the quantity and the configuration of above-mentioned pin groove are not limited thereto execution mode.The bottom surface of this insulating body 12 be provided with two reference columns 128 for the installation process reference location in circuit board.
Present embodiment has four butt and is fixed in this insulating body 12, and these terminals extend in this holding part 122, forms two first section contact site 14A1,14C1 and one second section contact site 14B1.Please refer to Fig. 1 and Fig. 3 A, Fig. 3 A is the vertical view of insulating body and terminal in the utility model.Present embodiment be with the mode of imbedding ejaculation fixedly the first terminal 14A, the second terminal 14B, the 3rd terminal 14C and the 4th terminal 14D in this insulating body 12.Therefore insulating body 12 forms a plurality of mould fixing holes 1221 with fixing these terminals in the ejection formation process.
Each terminal respectively extend an outer end outside this insulating body 12 for being welded in circuit board.The other end of the first terminal 14A and the 3rd terminal 14C respectively extends in this holding part 122 and respectively is provided with this first a section contact site 14A1 and a 14C1, and the end of this second terminal 14B extends in this holding part 122 and is provided with this second section contact site 14B1.Second section contact site 14B1 of this of present embodiment is between these first section contact site 14A1 and 14C1, and the three is arranged in a straight line substantially and is positioned on the diameter of this holding part 122.
Above-mentioned electroconductive elastic sheet 20 have an annulus 22, a plurality of pin 222 by the outer rim of this annulus 22 stretch out, and at least two protuberances 224 inwardly outstanding by the inner edge of this annulus 22.Above-mentioned pin 222 is arranged in these pin grooves 1220 accordingly, and this annulus 22 is through these local first section contact site 14A1 and the top of 14C1, and this protuberance 224 is positioned at this second section contact site 14B1 top.Wherein these pins 222 of this electroconductive elastic sheet 20 are tiltedly extended below by this annulus 22, and this annulus 22 is by be inclined upwardly outward inwardly, and this protuberance 224 is tiltedly gone up and extended.
Please cooperate and consult Fig. 3 B, for the electroconductive elastic sheet of the utility model places the vertical view in the base.In the present embodiment; Having this protuberance 224 of two pairs is isogonism and is distributed in the inner edge of this annulus 22 and staggers each other with these pins 222; Wherein a pair of this protuberance is positioned at the top of these first section contact site 14A1 and 14C1, and another leaves these first section contact site 14A1 and 14C1 to this protuberance.The configuration of this kind symmetry, comparatively convenient when electroconductive elastic sheet 20 is installed.
The relative size relation of present embodiment substantially as follows; This annulus 22 of this electroconductive elastic sheet 20 along radially length less than this first section contact site 14A1 and 14C1 along radially length, this annulus 22 and this protuberance 224 equal this first section contact site 14A1 and 14C1 along radially length substantially along radially total length.
Please consult Fig. 1 and Fig. 2 again, above-mentioned reed 30 is located in this holding part 122 and is positioned on this electroconductive elastic sheet 20, and its diameter equals the external diameter of this annulus 22 substantially.The bottom surface of reed 30 preferable plating one deck conductance good metal, for example golden or silver-colored, the intermediate portion is positioned at the top of second section contact site 14B1.
Above-mentioned insulation glued membrane 40 covers this holding part 122 of this insulating body 12, gets in the base 10 in order to block aqueous vapor and dust.Above-mentioned lid 50 is fixed in the end face of this insulating body 12, and the end face 52 of lid 50 forms an opening 520.The side of this insulating body 12 is provided with two clamping blocks 124, reaches two grooves 126, and wherein the edge of this lid 50 is to extending below two tabs 522, reaching two spacers 523.This spacer 523 is corresponding to these two grooves 126, and each this tabs 522 forms connecting hole 5220 to be fixed in this clamping block 124.Above-mentioned spacer 523 is in order to assist to be positioned circuit board.
The end face of this lid 50 of present embodiment further is provided with the Identification Division 521 of an opening triangular in shape in a corner, the pin position of identification switch when supplying to install.Yet the insulating body 12 and the lid 50 of the utility model are not limited to the above embodiments, and this clamping block and tabs can be a plurality of, and this groove and spacer can be at least one.
In the present embodiment, forming circular press section 41 in the middle of the insulation glued membrane 40 is the opening 520 that exposes to this lid 50, and the edge of insulation glued membrane 40 forms a plurality of protuberances 43; These spacers 523 respectively form a perforate 5230, and these protuberances 43 are located at respectively in the connecting hole 5220 of perforate 5230 and tabs 522 of spacer 523, help fixing this insulation glued membrane 40.Graphic after the combination like Fig. 4 and shown in Figure 5, is the three-dimensional combination figure of the two-part touch-switch of the utility model.
The two-part touch-switch of the utility model make flowing mode and the advantage introduction is following.The cutaway view that Fig. 6 does not push for the switch of the utility model, Fig. 6 A is the sketch map of the circuit state of switch among Fig. 6.Shown in graphic, the annulus 22 of this electroconductive elastic sheet 20 is positioned at this top to first section contact site 14A1 and 14C1, not conducting as yet; This protuberance 224 is extended towards omiting on the slightly-inclined by this annulus 22.
See also Fig. 7 and Fig. 7 A, be the cutaway view of first section of the switch press of the utility model and the sketch map of circuit state thereof.When user's touch-switch, because reed 30 is dome-shaped, this annulus 22 of press contacts and this protuberance 224 are contacted with this to first section contact site 14A1 and 14C1 under its edge elder generation, make the first terminal 14A and the 3rd terminal 14C be conducting state.This kind state can be applicable to the focus function of camera.
See also Fig. 8 and Fig. 8 A, be the cutaway view of second section of the switch press of the utility model and the sketch map of circuit state thereof.Touch switch when the user continues to press, the middle part of reed 30 is pressed down, and is contacted with this second section contact site 14B1, and the first terminal 14A and the 3rd terminal 14C and the second terminal 14B are conducting state by this.This kind state can be applicable to the shutter opening function of camera.
Action by above-mentioned the utility model two-part is learnt; The annulus 22 of the electroconductive elastic sheet 20 of present embodiment is the top through local first section contact site 14A1 and 14C1 only; Width is less, utilizes two pairs of protuberances 224, even contaminant particles is arranged; Only have the part to be affected, electroconductive elastic sheet 20 substantially not therefore integral body be affected.Be that the utility model utilizes these protuberances 224 to reduce switch by the situation of contaminant particles influence, improve the yield of circuit turn-on by this.
Please join the another kind of alternate embodiment of Fig. 9 for the two-part touch-switch of the utility model.The utility model provides a kind of electroconductive elastic sheet 20a in addition, can reduce the width of its annulus 22a, even protuberance is not set, this embodiment also can reduce by the possibility of contaminant particles influence to a certain degree.
Above disclosure person is merely the utility model preferred embodiment, and from the claim scope that can not limit the utility model with this, the equalization of therefore being done according to the utility model claim scope changes or modifies, and still belongs to the scope that the utility model is contained.
Claims (10)
1. a two-part touch-switch is characterized in that, said two-part touch-switch comprises:
One base; Have an insulating body, reach a plurality of terminals that are fixed in the said insulating body; The end face of said insulating body is arranged with a holding part; Form a plurality of pin grooves around the said holding part, said terminal extends in the said holding part and forms at least two first section contact sites and one second section contact site;
One electroconductive elastic sheet; Have an annulus, by the outward extending a plurality of pins of the outer rim of said annulus, and by at least two outstanding inwardly protuberances of the inner edge of said annulus; Wherein said pin is arranged in the said pin groove accordingly; Said annulus is through the local top of said first section contact site, and said protuberance is positioned at the top of said first section contact site accordingly;
One reed is located in the said holding part and is positioned on the said electroconductive elastic sheet;
One insulation glued membrane covers the said holding part of said insulating body; And
One lid is fixed in the end face of said insulating body, and the end face of said lid forms an opening.
2. two-part touch-switch according to claim 1; It is characterized in that; The side of said insulating body is provided with a plurality of clamping blocks and at least one groove; The edge of wherein said lid reaches at least one spacer corresponding to said at least one groove to extending below a plurality of tabs, and each said tabs forms connecting hole to be fixed in said clamping block.
3. two-part touch-switch according to claim 1 is characterized in that the bottom surface of said insulating body is provided with at least one reference column.
4. two-part touch-switch according to claim 1; It is characterized in that; Said terminal comprises the first terminal, second terminal, the 3rd terminal and the 4th terminal; One end of said the first terminal and said the 3rd terminal respectively extends in the said holding part and respectively is provided with said first section contact site, and an end of said second terminal extends in the said holding part and is provided with said second section contact site, and said second section contact site is between said first section contact site.
5. two-part touch-switch according to claim 1; It is characterized in that; Said electroconductive elastic sheet has and is isogonism and is distributed in the inner edge of said annulus and the said protuberance of two couples that staggers each other with said pin; Wherein a pair of said protuberance is positioned at the top of said first section contact site, and another leaves said first section contact site to said protuberance.
6. two-part touch-switch according to claim 1; It is characterized in that; The said annulus of said electroconductive elastic sheet along radially length less than said first section contact site along radially length, said annulus and said protuberance equal said first section contact site along radially length along radially total length.
7. two-part touch-switch according to claim 1 is characterized in that, a corner of the end face of said lid is provided with an Identification Division.
8. an electroconductive elastic sheet is located in the two-part touch-switch, it is characterized in that, said electroconductive elastic sheet comprises:
One annulus;
A plurality of pins are stretched out by the outer rim of said annulus; And
At least two protuberances, outstanding inwardly by the inner edge of said annulus.
9. electroconductive elastic sheet according to claim 8 is characterized in that, the quantity of said protuberance is two pairs, and said protuberance is the inner edge that isogonism is distributed in said annulus.
10. electroconductive elastic sheet according to claim 9 is characterized in that, to extending below, said annulus is by be inclined upwardly outward inwardly by said annulus for the said pin of said electroconductive elastic sheet, and said protuberance is inclined upwardly by said annulus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204160730U CN202394767U (en) | 2011-10-25 | 2011-10-25 | A two-segment touch switch and a conductive elastic sheet thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204160730U CN202394767U (en) | 2011-10-25 | 2011-10-25 | A two-segment touch switch and a conductive elastic sheet thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202394767U true CN202394767U (en) | 2012-08-22 |
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ID=46669674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204160730U Expired - Fee Related CN202394767U (en) | 2011-10-25 | 2011-10-25 | A two-segment touch switch and a conductive elastic sheet thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202394767U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416015A (en) * | 2019-07-12 | 2019-11-05 | 周元乐 | A kind of bridging type touch-switch |
| CN112992565A (en) * | 2021-02-10 | 2021-06-18 | 维沃移动通信有限公司 | Switch and electronic equipment |
-
2011
- 2011-10-25 CN CN2011204160730U patent/CN202394767U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416015A (en) * | 2019-07-12 | 2019-11-05 | 周元乐 | A kind of bridging type touch-switch |
| CN112992565A (en) * | 2021-02-10 | 2021-06-18 | 维沃移动通信有限公司 | Switch and electronic equipment |
| CN112992565B (en) * | 2021-02-10 | 2022-06-24 | 维沃移动通信有限公司 | Switch and electronic equipment |
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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: 20120822 Termination date: 20201025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |