CN101882521A - Button cap and push-type switch - Google Patents
Button cap and push-type switch Download PDFInfo
- Publication number
- CN101882521A CN101882521A CN2010102089312A CN201010208931A CN101882521A CN 101882521 A CN101882521 A CN 101882521A CN 2010102089312 A CN2010102089312 A CN 2010102089312A CN 201010208931 A CN201010208931 A CN 201010208931A CN 101882521 A CN101882521 A CN 101882521A
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- China
- Prior art keywords
- cap
- button
- cap body
- convex edge
- pressing plate
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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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- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to a button cap which comprises a cap body, a sealed convex edge and a button pole, wherein the cap body is provided with a push end, the sealed convex edge is annularly arranged at the middle part of the peripheral surface of the cap body, and the button pole is arranged inside the cap body and connected with the push end of the cap body. The button cap is characterized by also comprising a press plate which is sleeved on the cap body, positioned between the push end and the sealed convex edge and jointed with the sealed convex edge. A push-type switch which uses the button cap comprises a shell, a button arranged in the shell and the button cap which passes through the shell; and the button cap comprises the cap body, the sealed convex edge and the button pole, wherein the cap body passes through the shell, the sealed convex edge is annularly arranged at the middle part of the peripheral surface of the cap body, the button pole is arranged inside the cap body and connected with the cap body, and the button pole is abutted with the button when the button cap is pushed. As the press plate is adopted, the sealed convex edge can be closely attached on the surface of a corresponding switch component (shell) so that the switch can be sealed by the button cap better.
Description
[technical field]
The present invention relates to a kind of switch key structure, especially relate to a kind of button cap and push switch.
[background technology]
In push switch, need on the button of switch, set up button cap usually, button is located in the shell of switch, and button cap then passes this housing parts and enters shell, and the pressing keys cap can touch described button.The comfort level of pointing when button cap can improve push switch on the one hand can seal this shell by button cap on the other hand, prevents that dust or water from entering in the circuit that links to each other with described button, thereby has protective effect.
Button cap mostly adopts flexible elastomeric material to make, and can utilize elasticity to be fitted in case surface, yet the applying sealing effectiveness that himself elasticity provides is limited, and the long-time performance of back deformation and answer of using reduces, and causes the sealing property variation.
[summary of the invention]
Given this, be necessary the problem that can not fit tightly with case surface to provide a kind of button cap that can fit tightly case surface at traditional button cap.
A kind of button cap, comprise the cap body, be located on the sealed convex edge at the external side face of cap middle part and be located at the inner button post that is connected with the press-side of cap body of cap body, it is characterized in that, also comprise and be sheathed on the pressing plate of fitting with sealed convex edge on the cap body, described pressing plate central authorities are provided with and the identical through hole of cap body section shape, and described cap body passes described through hole makes pressing plate between described press-side and sealed convex edge.
Preferably, described cap body is a column, and the outer rim of described sealed convex edge is to than cap body radius 1.5 times big of the distance of cap body central axis.
Preferably, the outer rim of described pressing plate is bigger by 10% to the distance of cap body central axis than sealed convex edge outer rim to the distance of cap body central axis.
Preferably, described pressing plate is consistent with the profile of sealed convex edge.
Preferably, described pressing plate is made by hard material, and integral body is square, prismatic, circle or rectangle.
Preferably, described pressing plate periphery and sealed convex edge correspondence are provided with screw.
In addition, also provide a kind of push switch.
A kind of push switch, comprise shell, be located at button in the described shell and the button cap that passes described shell, described button cap comprises the cap body that passes described shell, is located on the sealed convex edge at the external side face of cap middle part and is located at the inner button post that is connected with the cap body of cap body, described button post and described button butt when described button cap is pressed, it is characterized in that, described button cap also comprises the pressing plate that is set on the described cap body, and described pressing plate periphery is provided with connector, and described pressing plate, sealed convex edge and the shell of setting closely are connected in proper order.
Preferably, described pressing plate integral body is square, prismatic, circle or rectangle.
Preferably, described pressing plate is made by hard material.
Preferably, the periphery of described pressing plate, sealed convex edge and shell correspondence are provided with screw.
Owing to adopted pressing plate, sealed convex edge can be closely attached to corresponding switch component (shell) surface, make button cap enclosed switch better.Even inner sealed convex edge is aging, can keep good sealing effectiveness by depressing also closely at pressing plate.Because the outer rim of sealed convex edge strengthens, pressing plate can be fitted with it more in large area, strengthens sealing effectiveness in addition.
[description of drawings]
Fig. 1 is the button cap end view of an embodiment;
Fig. 2 is the button cap front view of an embodiment;
Fig. 3 is pressure plate structure figure;
Fig. 4 is the end view of the push switch of an embodiment;
Fig. 5 be another embodiment the button cap front view;
Fig. 6 is the button cap cutaway view of another embodiment.
[embodiment]
Further specify below in conjunction with accompanying drawing.
As shown in Figure 1, be the button cap end view of an embodiment.This button cap comprises cap body 10, is located on the sealed convex edge 20 at cap body 10 outer peripheral faces middle part, is located at the cap body 10 inner button posts 30 that are connected with the press-side 102 of cap body 10 and is sheathed on the pressing plate 40 of fitting with sealed convex edge 20 on the cap body 10.Pressing plate 40 central authorities are provided with the through hole 402 (in conjunction with Fig. 3) identical with cap body section shape, and cap body 10 passes through hole 402 makes pressing plate 40 between press-side 102 and sealed convex edge 20.
As shown in Figure 2, be the three-dimensional view of button cap.Cap body 10 adopts elastomeric materials to make, as rubber etc.Cap body 10 integral body are generally the cylindricality of hollow, and the texture material of press-side 102 is soft than button post 30, and press-side 102 outer surfaces are curved surface and can have decorative pattern, and finger is more comfortable in the time of can making push switch, and button post 30 also can more easily compress button.
The scope of sealed convex edge 20 outers exceeds the diameter range of cap body 10, the especially diameter range of press-side 102 at least.In a preferred embodiment, it is bigger that sealed convex edge exceeds cap body diameter range, and the outer rim that is preferably sealed convex edge is to than cap body radius 1.5 times big of the distance of cap body central axis, and be the pancake member.Sealed convex edge 20 surfacings and have good attaching are shaped as rule as square or irregular, can adopt same materials one-body molded with cap body 10.
As shown in Figure 3, be pressure plate structure figure.Pressing plate 40 snugly is covered in the surface of sealed convex edge 20.Preferably, pressing plate 40 is regular shapes such as square, prismatic, circle or rectangle, and the outer rim of pressing plate 40 can be a bit larger tham the distance of sealed convex edge 20 outer rims to cap body 10 central axis to the distance of cap body 10 central axis, is preferably more than about 10%.In other embodiment, sealed convex edge 20 is consistent with the shape of pressing plate 40, thereby has outward appearance preferably.
For guaranteeing that pressing plate 40 can push down sealed convex edge 20 better, pressing plate 40 is flat rigid body, is preferably made by hard material, as rigid plastics etc.
In addition, on pressing plate 40 and the sealed convex edge 20 also correspondence be provided with screw, be preferably when square in pressing plate 40 shapes, screw is located at four jiaos of pressing plate 40.The screw sidewall of pressing plate 40 peripheries is an inverted cone surface, makes the screw of cooperation be absorbed in this screw, and outward appearance is more attractive in appearance.Remove the attaching power of application itself, also further strengthen being connected of button cap and corresponding switch block by screw.
As shown in Figure 4, be the end view of the push switch of an embodiment.The button cap that this push switch comprises the shell 50 that is provided with installing hole (figure do not show), be located at the button 60 in the shell 50 and be located on the shell 50 and can join with button 60 by installing hole.Button cap comprises cap body 10, is located at the sealed convex edge 20 at cap body 10 outer peripheral faces middle part and is located at the cap body 10 inner button posts 30 that are connected with the press-side 102 of cap body 10.The other end relative with press-side 102 of cap body 10 passes described installing hole fits sealed convex edge 20 and shell 50, and button post 30 can join with button 60.This button cap also comprises pressing plate 40, and pressing plate 40 central authorities are provided with the through hole 402 (in conjunction with Fig. 3) identical with cap body 10 cross sectional shapes, and pressing plate 40 makes cap body 10 pass through hole 402 and fits sealed convex edge 20 pushed down with sealed convex edge 20 is close to shell 50 surfaces.
The scope of sealed convex edge 20 outers exceeds the diameter range of cap body 10, the especially diameter range of press-side 102 at least.In a preferred embodiment, it is bigger that sealed convex edge exceeds cap body diameter range, and be the pancake member.Sealed convex edge 20 surfacings and have good attaching are shaped as rule or irregular, can adopt same materials one-body molded with cap body 10.
Can push down sealed convex edge 20 better for assurance pressing plate 40, pressing plate 40 is flat rigid body, is preferably made by rigid plastics.
In addition, on pressing plate 40, sealed convex edge 20 and the shell 50 also correspondence be provided with screw, be preferably when square in pressing plate 40 shapes, screw is located at four jiaos of pressing plate 40.Remove the attaching power of application itself, also further strengthen being connected of button cap and shell 50 by screw.
Owing to adopted pressing plate, sealed convex edge can be closely attached to the corresponding switch component surface, make button cap enclosed switch better, when further increasing sealed convex edge attaching scope, can reach higher dust and water protection grade, adopt the button cap or the push switch of the foregoing description, its class of safety protection has reached IP68.
The button cap structure of another embodiment as shown in Figure 5 and Figure 6, wherein Fig. 5 is the front view of button cap, Fig. 6 is a cutaway view.This button cap comprises cap body 1, is located at the sealed convex edge 2 of the external side face of cap, back-off chimb 3 and is located at the cap body 1 inner button post 4 that is connected with cap body 1, wherein sealed convex edge 2 and back-off chimb 3 are provided with at interval, and the cap body portion between the two forms the seal 5 of annulated column shape.And the cross section of back-off chimb 3 is the inclined-plane 302 of wedge shape.
When button cap cooperates with switch, pack into, be about to inclined-plane 302 and dock, firmly be pressed into then, make back-off chimb 3 pass installing hole with installing hole by installing hole (figure does not show).The external diameter of seal 5 is bigger slightly than the diameter of installing hole, therefore can form interference fit.Sealed convex edge 2 then is covered in the surface of installing hole place parts, further seals installing hole.Can play the effect of dustproof and waterproof.
Button cap adopts elastomeric material to make, and the button that promotes button post 4 and switch when pressure cap body 1 joins, thus touch switch.The back-off chimb of setting up can prevent that button cap from coming off from installing hole.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. button cap, comprise the cap body that is provided with press-side, be located on the sealed convex edge at the external side face of cap middle part and be located at the inner button post that is connected with the press-side of cap body of cap body, it is characterized in that, also comprise being sheathed on the pressing plate that places on the cap body between described press-side and the described sealed convex edge and fit with described sealed convex edge.
2. button cap as claimed in claim 1 is characterized in that, described cap body is a column, and the outer rim of described sealed convex edge is to than cap body radius 1.5 times big of the distance of cap body central axis.
3. button cap as claimed in claim 1 or 2 is characterized in that, the outer rim of described pressing plate is bigger by 10% to the distance of cap body central axis than sealed convex edge outer rim to the distance of cap body central axis.
4. button cap as claimed in claim 1 or 2 is characterized in that described pressing plate is consistent with the profile of sealed convex edge.
5. button cap as claimed in claim 4 is characterized in that described pressing plate is made by hard material, and integral body is square, prismatic, circle or rectangle.
6. button cap as claimed in claim 1 is characterized in that, described pressing plate periphery and sealed convex edge correspondence are provided with screw.
7. push switch, comprise shell, be located at button in the described shell and the button cap that passes described shell, described button cap comprises the cap body that passes described shell, is located on the sealed convex edge at the external side face of cap middle part and is located at the inner button post that is connected with the cap body of cap body, described button post and described button butt when described button cap is pressed, it is characterized in that, described button cap also comprises the pressing plate that is set on the described cap body, and described pressing plate periphery is provided with connector, and described pressing plate, sealed convex edge and the shell of setting closely are connected in proper order.
8. button cap as claimed in claim 7 is characterized in that, described pressing plate integral body is square, prismatic, circle or rectangle.
9. button cap as claimed in claim 7 is characterized in that described pressing plate is made by hard material.
10. button cap as claimed in claim 7 is characterized in that, the periphery of described pressing plate, sealed convex edge and shell correspondence are provided with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010208931.2A CN101882521B (en) | 2010-06-24 | 2010-06-24 | Button cap and push-type switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010208931.2A CN101882521B (en) | 2010-06-24 | 2010-06-24 | Button cap and push-type switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101882521A true CN101882521A (en) | 2010-11-10 |
| CN101882521B CN101882521B (en) | 2014-10-15 |
Family
ID=43054498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010208931.2A Expired - Fee Related CN101882521B (en) | 2010-06-24 | 2010-06-24 | Button cap and push-type switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101882521B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670408A (en) * | 2012-08-31 | 2014-03-26 | 兖州煤业股份有限公司 | Coal blocking device for fully-mechanized coal mining machine of thin seams |
| WO2015013906A1 (en) * | 2013-07-30 | 2015-02-05 | Xie Hong | Electronic pedometer |
| CN104633463A (en) * | 2013-11-12 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Portable type lamp and button structure thereof |
| CN105009243A (en) * | 2013-03-01 | 2015-10-28 | Zf腓德烈斯哈芬股份公司 | Pushbutton switch |
| CN105834984A (en) * | 2016-05-04 | 2016-08-10 | 安徽省同辉光电科技有限公司 | Electric screw driver |
| CN109282355A (en) * | 2018-09-30 | 2019-01-29 | 奥克斯空调股份有限公司 | A kind of air conditioner |
| WO2019174247A1 (en) * | 2018-03-16 | 2019-09-19 | 蒋权辉 | Waterproof key structure of watch |
| CN111063571A (en) * | 2019-12-31 | 2020-04-24 | 上海摩勤智能技术有限公司 | Sealing structure and electronic terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1192033A (en) * | 1997-01-10 | 1998-09-02 | 阿尔卑斯电气株式会社 | Combination operation switch |
| US6670566B1 (en) * | 2002-10-09 | 2003-12-30 | Shin Jiuh Corp. | Tact switch |
| CN2922092Y (en) * | 2006-06-27 | 2007-07-11 | 北京源德生物医学工程有限公司 | A push-button |
| CN201081807Y (en) * | 2007-02-02 | 2008-07-02 | 富士康(昆山)电脑接插件有限公司 | Touch switch |
-
2010
- 2010-06-24 CN CN201010208931.2A patent/CN101882521B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1192033A (en) * | 1997-01-10 | 1998-09-02 | 阿尔卑斯电气株式会社 | Combination operation switch |
| US6670566B1 (en) * | 2002-10-09 | 2003-12-30 | Shin Jiuh Corp. | Tact switch |
| CN2922092Y (en) * | 2006-06-27 | 2007-07-11 | 北京源德生物医学工程有限公司 | A push-button |
| CN201081807Y (en) * | 2007-02-02 | 2008-07-02 | 富士康(昆山)电脑接插件有限公司 | Touch switch |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670408A (en) * | 2012-08-31 | 2014-03-26 | 兖州煤业股份有限公司 | Coal blocking device for fully-mechanized coal mining machine of thin seams |
| CN103670408B (en) * | 2012-08-31 | 2015-11-18 | 兖州煤业股份有限公司 | Thin coal bed fully-mechanized mining coal-winning machine gear device for coal |
| CN105009243A (en) * | 2013-03-01 | 2015-10-28 | Zf腓德烈斯哈芬股份公司 | Pushbutton switch |
| CN105009243B (en) * | 2013-03-01 | 2017-04-12 | Zf腓德烈斯哈芬股份公司 | Pushbutton switch |
| WO2015013906A1 (en) * | 2013-07-30 | 2015-02-05 | Xie Hong | Electronic pedometer |
| CN104633463A (en) * | 2013-11-12 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Portable type lamp and button structure thereof |
| CN105834984A (en) * | 2016-05-04 | 2016-08-10 | 安徽省同辉光电科技有限公司 | Electric screw driver |
| WO2019174247A1 (en) * | 2018-03-16 | 2019-09-19 | 蒋权辉 | Waterproof key structure of watch |
| CN109282355A (en) * | 2018-09-30 | 2019-01-29 | 奥克斯空调股份有限公司 | A kind of air conditioner |
| CN111063571A (en) * | 2019-12-31 | 2020-04-24 | 上海摩勤智能技术有限公司 | Sealing structure and electronic terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101882521B (en) | 2014-10-15 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| 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: 20141015 Termination date: 20190624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |