CN201773729U - Button switch - Google Patents
Button switch Download PDFInfo
- Publication number
- CN201773729U CN201773729U CN201020525884XU CN201020525884U CN201773729U CN 201773729 U CN201773729 U CN 201773729U CN 201020525884X U CN201020525884X U CN 201020525884XU CN 201020525884 U CN201020525884 U CN 201020525884U CN 201773729 U CN201773729 U CN 201773729U
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- CN
- China
- Prior art keywords
- shell
- button
- gasket seal
- lower house
- push
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a button switch and solves the technical problem that the traditional button switch is easily leaked. The button comprises a button main body and a sealing gasket, wherein the sealing gasket is tightly sleeved outside the button main body and can move up and down following the button main body, and the rims of the sealing gasket are fixedly connected to a shell. Because that the rims of the sealing gasket are fixedly connected to the shell and the sealing gasket can move up and down following the button main body, the button switch has the advantages that no leakage occurs in the button operation process, the sealing property of the button switch is ensured, liquid is prevented from damaging contact elements by entering into the shell from the button main body and the service life of the button switch is prolonged.
Description
Technical field
The utility model relates to a kind of switchgear, relates to a kind of push-button switch in particular, is mainly used in the break-make of control low-voltage electrical apparatus circuit, belongs to the low-voltage electrical apparatus field.
Background technology
Push-button switch is a kind of simple in structure, uses master control electrical apparatus very widely.In the electric automatic control circuit, be used for manually sending the startup of control signal with control apparatus equipment.The sealing of existing push-button switch is to utilize sealing ring to be nested with at the button neck mostly, the limit portion and the button inner walls of sealing ring fit, though this can reach the waterproof purpose to a certain extent, but sealing ring is in the process that slides up and down with button, the seepage phenomenon takes place between the limit portion of sealing ring and the housing of push-button switch easily, easily cause the damage of push-button switch contact assembly, cause the shortening in useful life and the security performance of push-button switch relatively poor, can't satisfy instructions for use.
Summary of the invention
Technical problems such as seepage phenomenon easily take place in order to solve existing push-button switch; The utility model provides a kind of push-button switch, and this push-button switch can effectively avoid taking place the seepage phenomenon, guarantees the sealing property of push-button switch.
For solving above technical problem, the technical scheme that the utility model is taked is a kind of push-button switch, and it includes housing and is installed in housing interior button and contact assembly, and described button and contact assembly are connected; It is characterized in that described button includes button body and gasket seal, described gasket seal tightly is enclosed within this external can fixedlying connected with housing with the surrounding portion of upper and lower displacement of button body and gasket seal of button.
Further, described housing includes upper shell and lower house, the outer wall that is provided with boss and this boss on described lower house top end face is that the inclined plane makes boss shape tapered, the diameter of described gasket seal and last, the diameter of lower house is identical, the center of its gasket seal is provided with through hole and is nested with at button originally external, on the bottom face of gasket seal, be provided with the groove that is complementary with the boss shape, the boss of described lower house inserts in the groove of gasket seal bottom face and forms spacing cooperation, and the bottom of described upper shell is pressed on the surrounding portion that makes gasket seal on the top end face of gasket seal and last, lower house is fastenedly connected and upper shell and lower house fix and be linked to be integral body.
Further, described upper and lower casing is fixedly installed in to be with in the externally threaded metal shell, its exit, top that communicates, these shell two ends is provided with limited step and makes the top outlet diameter of shell less than the shell inner cavity diameter, its shell bottom outlet is inwardly shunk and is made shell bottom outlet diameter less than the shell inner cavity diameter, described upper shell places the exit, top of shell and upper shell to be provided with the limiting stand that matches with the shell limited step, and described lower house places in the shell and tapered lower house bottom external diameter and the shell bottom of making, lower house bottom exports suitable mutually.
Further, described gasket seal includes fixed part, elastic portion and sleeve part, and described groove places on the bottom face of fixed part, fixes with upper and lower casing around the fixed part; Described through hole places on the sleeve part, and sleeve part is set in button, and this is external; Described elastic portion cross section is " n " shape and its two ends are connected with fixed part and sleeve part respectively, and described fixed part, elastic portion and sleeve part are structure as a whole.
Further, be provided with annular groove on described button body, the through hole of described gasket seal is nested with in annular groove and the annular groove snug fit.
The beneficial effects of the utility model be the surrounding portion of gasket seal is fixedlyed connected with housing and gasket seal with the upper and lower displacement of button body, like this in the process of action button, the seepage phenomenon can not take place just, guarantee the sealing property of push-button switch, avoid liquid to enter and damage contact element in the housing, prolong the useful life of push-button switch through the button body.
Description of drawings
Fig. 1 is the sectional structure chart of the utility model embodiment push switch.
Fig. 2 is a P place amplification assumption diagram among Fig. 1.
Fig. 3 is the sectional structure chart of the utility model embodiment gasket seal.
Embodiment
Below in conjunction with accompanying drawing the utility model execution mode is described further:
Shown in Fig. 1 embodiment, the utility model is a kind of push-button switch, it includes housing 1 and is installed in button 2 and contact assembly 3 in the housing 1, and described button 2 is connected with contact assembly 3, in order to solve existing push-button switch technical problems such as seepage phenomenon takes place easily; Described button 2 includes button body 21 and gasket seal 22, described gasket seal 22 tightly is enclosed within button body 21 outer can fixedlying connected with housing 1 with the surrounding portion of 21 upper and lower displacements of button body and gasket seal 22, the surrounding portion of gasket seal 22 fixedlyed connected with housing 1 and gasket seal 22 with 21 upper and lower displacements of button body, like this in the process of action button 2, the seepage phenomenon can not take place just, guarantee the sealing property of push-button switch, avoid liquid in button body 21 enters housing 1, to damage contact element 3, prolong the useful life of push-button switch.
As Fig. 1, shown in Fig. 2 embodiment, for the installation that makes things convenient for gasket seal 22 and limit portion and the housing 1 that prevents gasket seal 22 gasket seal 22 in the process of button body 21 upper and lower displacements come off, guarantee the sealing property of push-button switch, described housing 1 includes upper shell 11 and lower house 12, the outer wall that is provided with boss 121 and this boss 121 on described lower house 12 top end faces is that the inclined plane makes boss 121 form taper, the diameter of described gasket seal 22 and last, lower house 11,12 diameter is identical, the center of its gasket seal 22 is provided with through hole 221 and is nested with outside button body 21, on the bottom face of gasket seal 22, be provided with the groove 222 that is complementary with boss 121 shapes, the boss 121 of described lower house 12 inserts in the groove 222 of gasket seals 22 bottom faces and forms spacing cooperation, and the bottom of described upper shell 11 is pressed on the surrounding portion that makes gasket seal 22 on the top end face of gasket seal 22 and last, lower house 11,12 are fastenedly connected and upper shell 11 fixes with lower house 12 and is linked to be integral body; Housing 1 is made as the branch body structure and cone boss 121 is set on lower house 12, the groove 222 that cooperates with cone boss 121 is set on gasket seal 22, so not only make things convenient for the location assembling of gasket seal 22, simultaneously, at gasket seal 22 when connecing 21 upper and lower displacements of button body, be subjected to the restriction of boss 121 and groove 222, gasket seal 22 limit portions are difficult for getting loose with housing 1, thereby guarantee the sealing property of push-button switch.
Shown in Fig. 1 embodiment, for the installation that makes things convenient for push-button switch reaches, lower house 11,12 fix, on described, lower house 11,12 are fixedly installed in and are with in the externally threaded metal shell 13, its exit, top that communicates, these shell 13 two ends is provided with limited step 131 and makes the top outlet diameter of shell 13 less than shell 13 intracavity diameters, its shell 13 bottoms outlet is inwardly shunk and is made shell 13 bottom outlet diameters less than the shell inner cavity diameter, described upper shell 11 places the exit, top of shell 13 and upper shell 11 to be provided with the limiting stand 111 that matches with shell 13 limited steps 131, and described lower house 12 places in the shell 13 and tapered lower house 12 bottom external diameters and shell 13 bottoms of making, lower house 12 bottoms export suitable mutually; Adopt this structure, installing, lower house 11,12 o'clock, to go up earlier, lower house 11,12 outlet at bottoms from shell 13 insert in the shell 13, the limiting stand 111 that makes upper shell 11 compresses mutually with the limited step 131 of shell 13 and makes upper shell 11 and shell 13 form spacing, then, outlet riveting with shell 13 bottoms makes the outlet of shell 13 bottoms shrink to the center again, to go up, lower house 11,12 are fixed in the shell 13, and upper shell 11 is subjected to compressing of shell 13 limited steps 131, lower house 12 is subjected to the extruding of shell 13 bottom riveting outlets, makes, lower house 11,12 form a fixed connection in shell 13; Be installed on upper and lower casing 11,12 in the shell 13 and shell 13 band external screw threads, so not only make things convenient for the assembling of button switch, simultaneously, also can make things convenient for the fixing of upper and lower casing 11,12.
Shown in Fig. 3 embodiment, for guaranteeing that gasket seal 22 is in the process with 21 upper and lower displacements of button body, avoid the limit portion and the housing 1 of gasket seal 22 to get loose, described gasket seal 22 includes fixed part 223, elastic portion 224 and sleeve part 225, described groove 222 places on the bottom face of fixed part 223, fixes with upper and lower casing 11,12 around the fixed part 223; Described through hole 221 places on the sleeve part 225, and sleeve part 225 is set in outside the button body 21; Described elastic portion 224 cross sections are " n " shape and its two ends are connected with fixed part 223 and sleeve part 225 respectively, described fixed part 223, elastic portion 224 and sleeve part 225 are structure as a whole, in gasket seal 22, set up elastic portion 224, like this when action button 2, elastic portion 224 is with 21 upper and lower displacements of button body, and fixed part 223 can not be subjected to the influence of button body 21 falling pressures, remain with last, lower house 11,12 be fastenedly connected, thereby avoid gasket seal 22 its limit portion and housing 1 in to come off, guarantee the sealing property of push-button switch with the process of button body 21 upper and lower displacements; Certainly, also can not establish elastic portion 224 at gasket seal 22, such as be set under the diameter that connects button body 21 accessibke porosities 221 not changing gasket seal 22, strengthen the external diameter of gasket seal 22, increase the distance between through hole 221 and the external diameter, reach identical purpose equally like this, but adopt this mode to be unfavorable for the installation of gasket seal 22, therefore, the execution mode of present embodiment is a preferred implementation.
Shown in Fig. 1 embodiment, for preventing that liquid from infiltrating damage contact element 3 in the button switch through the joint of gasket seal 22 and button body 21, be provided with annular groove 211 on described button body 21, the through hole 221 of described gasket seal 22 is nested with in annular groove 211 and annular groove 211 snug fit.
The foregoing description should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (5)
1. push-button switch, it includes housing and is installed in button and contact assembly in the housing, and described button and contact assembly are connected; It is characterized in that described button includes button body and gasket seal, described gasket seal tightly is enclosed within this external can fixedlying connected with housing with the surrounding portion of upper and lower displacement of button body and gasket seal of button.
2. a kind of push-button switch according to claim 1, it is characterized in that described housing includes upper shell and lower house, the outer wall that is provided with boss and this boss on described lower house top end face is that the inclined plane makes boss shape tapered, the diameter of described gasket seal and last, the diameter of lower house is identical, the center of its gasket seal is provided with through hole and is nested with at button originally external, on the bottom face of gasket seal, be provided with the groove that is complementary with the boss shape, the boss of described lower house inserts in the groove of gasket seal bottom face and forms spacing cooperation, and the bottom of described upper shell is pressed on the surrounding portion that makes gasket seal on the top end face of gasket seal and last, lower house is fastenedly connected and upper shell and lower house fix and be linked to be integral body.
3. a kind of push-button switch according to claim 2, it is characterized in that described on, lower house is fixedly installed in to be with in the externally threaded metal shell, its exit, top that communicates, these shell two ends is provided with limited step and makes the top outlet diameter of shell less than the shell inner cavity diameter, its shell bottom outlet is inwardly shunk and is made shell bottom outlet diameter less than the shell inner cavity diameter, described upper shell places the exit, top of shell and upper shell to be provided with the limiting stand that matches with the shell limited step, and described lower house places in the shell and tapered lower house bottom external diameter and the shell bottom of making, lower house bottom exports suitable mutually.
4. according to claim 1,2 or 3 described a kind of push-button switches, it is characterized in that described gasket seal includes fixed part, elastic portion and sleeve part, described groove places on the bottom face of fixed part, fixes with upper and lower casing around the fixed part; Described through hole places on the sleeve part, and sleeve part is set in button, and this is external; Described elastic portion cross section is " n " shape and its two ends are connected with fixed part and sleeve part respectively, and described fixed part, elastic portion and sleeve part are structure as a whole.
5. a kind of push-button switch according to claim 4 is characterized in that being provided with annular groove on described button body, and the through hole of described gasket seal is nested with in annular groove and the annular groove snug fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020525884XU CN201773729U (en) | 2010-09-11 | 2010-09-11 | Button switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020525884XU CN201773729U (en) | 2010-09-11 | 2010-09-11 | Button switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201773729U true CN201773729U (en) | 2011-03-23 |
Family
ID=43753572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020525884XU Expired - Fee Related CN201773729U (en) | 2010-09-11 | 2010-09-11 | Button switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201773729U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233949A (en) * | 2013-04-27 | 2013-08-07 | 周挺娜 | Connection piece for numerical control machine tool and with sealing gasket |
| TWI473139B (en) * | 2012-09-10 | 2015-02-11 | Lite On Electronics Guangzhou | Push-button and audio device |
| CN109659175A (en) * | 2017-10-11 | 2019-04-19 | 株式会社东海理化电机制作所 | Switching device |
| CN110277262A (en) * | 2019-06-04 | 2019-09-24 | 贵州振华华联电子有限公司 | A kind of anti-misoperation contact spring chip button switch water-proof structure |
| CN117637373A (en) * | 2023-10-20 | 2024-03-01 | 荣耀终端有限公司 | Electronic equipment |
-
2010
- 2010-09-11 CN CN201020525884XU patent/CN201773729U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI473139B (en) * | 2012-09-10 | 2015-02-11 | Lite On Electronics Guangzhou | Push-button and audio device |
| CN103233949A (en) * | 2013-04-27 | 2013-08-07 | 周挺娜 | Connection piece for numerical control machine tool and with sealing gasket |
| CN103233949B (en) * | 2013-04-27 | 2016-06-01 | 宁波善意电器有限公司 | The connection piece for numerical control machine tool of a kind of band gasket |
| CN109659175A (en) * | 2017-10-11 | 2019-04-19 | 株式会社东海理化电机制作所 | Switching device |
| CN109659175B (en) * | 2017-10-11 | 2022-04-15 | 株式会社东海理化电机制作所 | Switching device |
| CN110277262A (en) * | 2019-06-04 | 2019-09-24 | 贵州振华华联电子有限公司 | A kind of anti-misoperation contact spring chip button switch water-proof structure |
| CN117637373A (en) * | 2023-10-20 | 2024-03-01 | 荣耀终端有限公司 | 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: 20110323 Termination date: 20140911 |
|
| EXPY | Termination of patent right or utility model |