CN203941841U - A kind of high-power microswitch - Google Patents
A kind of high-power microswitch Download PDFInfo
- Publication number
- CN203941841U CN203941841U CN201420401538.9U CN201420401538U CN203941841U CN 203941841 U CN203941841 U CN 203941841U CN 201420401538 U CN201420401538 U CN 201420401538U CN 203941841 U CN203941841 U CN 203941841U
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- China
- Prior art keywords
- moving contact
- pedestal
- normally closed
- button
- spring
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Abstract
The utility model discloses a kind of new power sensitive switch, solved existing high-power microswitch when through excessive current work, switch contact point easily clings, cannot disconnect, cause electricity consumption to have the problem of potential safety hazard, its technical scheme main points are: a kind of high-power microswitch, comprise pedestal, in pedestal, be provided with button, support, often open pin or normally closed pin, pad, button is connected with support by brace, brace is connected with moving contact by extension spring, on brace, be also connected with back-moving spring, wherein, in pedestal, be provided with normally closed pressing or often open crochet hook, spring-fixed structure, normally closed pressing or often open crochet hook and be fixedly connected on button, normally closed pressing or often open that crochet hook and moving contact are adaptive to be connected, spring-fixed structure be arranged on the lower wall of pedestal and with fixedly clamping of back-moving spring, by above structural design, make high-power microswitch stable connection, function-stable, can hand-operated forced cut-off switch contact point, guarantee that switch uses safety.
Description
Technical field
The utility model relates to a kind of switch control device, and more particularly, it relates to a kind of high-power microswitch.
Background technology
Sensitive switch is to have small contact separation and fast actuation mechanism, the contact mechanism that carries out the action of switch crawl by the stroke of regulation and the power of regulation, with shell, cover, there is a kind of switch of drive rod its outside, because the contact spacing of its switch is smaller, therefore named sensitive switch, be again sensitive switch, its operation principle is, when outer mechanical force is used for moving reed by actuated element by masterpiece, when being displaced to critical point, action reed produces instantaneous operation, make to move moving contact and fixed contact quick-make or the disconnection of reed end, after active force on actuated element is removed, action reed produces counteragent power, when actuated element reverse stroke reaches after the action critical point of reed, the instantaneous counteragent that completes, the contact spacing of sensitive switch is little, actuating length is short, press power little, break-make is rapid, the responsiveness of its moving contact and actuated element responsiveness are irrelevant, high-power microswitch is mainly used on the power circuit of logical super-high-current, while therefore having large electric current by sensitive switch, switch contact point easily clings, cannot disconnect, produce the problem of Electrical Safety hidden danger.
At present, application number on market is that 200820117942.8 Chinese patent discloses a kind of high-power microswitch, relate to electric control appliance, comprise pedestal, stair-stepping support, cover plate with base shape adaptation, support respectively with the upper wall of pedestal, lower wall is stretched out in lower wall clamping and one end, upper wall is stretched out in upper wall clamping and one end of button and pedestal, brace one end contacts with the end that button is positioned at pedestal, the other end is connected on support 3, between the lower wall of brace and pedestal, be provided with back-moving spring, the You Bi top and bottom of pedestal are connected with respectively connecting terminal a, connecting terminal b, moving contact one end is connected on support, the other end contacts with connecting terminal a, moving contact is connected with brace by extension spring, it is characterized in that: in pedestal, be provided with a pressure release mechanism being connected with button.
Although high-power microswitch described in the utility model can hand-operated forced cut-off switch contact point, simple in structure, with low cost, meet GB15092.1-2003 standard, but in forcing disconnection process, easily cause brace and support mutually to flick, back-moving spring departs from pedestal installation site, cause construction of switch to connect loose contact, cause the problem that switching function lost efficacy.
Utility model content
For the deficiencies in the prior art, it is a kind of guaranteeing, under sensitive switch function-stable, to realize hand-operated forced cut-off switch contact point that the purpose of this utility model is to provide, and gets rid of the high-power microswitch of Electrical Safety hidden danger.
For achieving the above object, the utility model provides following technical scheme: a kind of high-power microswitch, comprise pedestal, stepped support, cover plate with base shape adaptation, button, brace, moving contact, described support respectively with the upper wall of described pedestal, lower wall is stretched out in lower wall clamping and one end, upper wall is stretched out in upper wall clamping and one end of described button and described pedestal, described brace one end contacts with the end that described button is positioned at pedestal, the other end is connected with described support, between the lower wall of described brace and described pedestal, be provided with back-moving spring, the You Bi top and bottom of described pedestal are connected with respectively the first connecting terminal, the second connecting terminal, described moving contact is connected with described brace by extension spring, it is characterized in that: in described pedestal, be provided with and force disrupted configuration and spring-fixed structure.
By adopting technique scheme, the upper wall that can bracket clamp be connected on pedestal, lower wall and lower wall is stretched out in one end of support, guaranteed that support can firmly be fixed on pedestal and realize the function of connecting electrode, and button snap is connected on to the button hole place clamping of upper wall of pedestal and the button hole that upper wall is stretched out in one end, button can move up and down by button hole, both can realize the function that the point by button control sensitive switch is dynamically connected or disconnects, and brace is connected with support with button simultaneously, realize button and carried out automatically reset holding function by brace, improve the stability that mechanism connects, between brace and the lower wall surface of pedestal, be connected with back-moving spring, guaranteed the automatically reset stable validity of button, in the You Bi top and bottom of pedestal, be connected with respectively the first connecting terminal and the second connecting terminal, the connecting electrode forming, guaranteed sensitive switch electrical connection function in use, realized the functional requisite of sensitive switch, moving contact is connected with brace by extension spring, and be connected with the second connecting terminal elasticity with the first connecting terminal, guaranteed the function that the point of sensitive switch is dynamically connected or disconnects, wherein in pedestal, arranging and forcing disrupted configuration is to guarantee that in order to force to disconnect moving contact can not be bonded at because electric current is excessive the first connecting terminal or the second connecting terminal, cause short circuit and make sensitive switch disabler, spring-fixed structure is set in pedestal, in order to guarantee that back-moving spring can stably be fixed on brace, can not deviate from because switch resets, affect the stability in use of switch.
The utility model is further set to: on described spring-fixed structure, be provided with annular slot, the fixedly clamping of the bottom of described annular slot and back-moving spring.
By adopting technique scheme, can be by being provided with annular slot and by the fixedly clamping of the bottom of annular slot and back-moving spring on spring-fixed structure, further assurance back-moving spring can stably be fixed on pedestal and be connected with brace elasticity, realizes the automatically reset stability of switch.
The utility model is further set to: the first described connecting terminal is set to normally closed pin, the second described connecting terminal is set to pad, described pressure disrupted configuration is set to normally closed pressing, on described support, be provided with the groove with described normally closed pressing adaptation, one end of described normally closed pressing through be fixedly embedded in described button after described groove and the other end be suspended in moving contact directly over, the contact site of described moving contact and described normally closed pin is provided with moving contact silver point, is provided with the normally closed silver point with moving contact silver point adaptation on described normally closed pin.
By adopting technique scheme, can be set to normally closed pin by the first connecting terminal, the second connecting terminal is set to pad, force disrupted configuration to be set to normally closed pressing, form the sensitive switch under normally off, one end that groove and normally closed pressing be set on support through after groove, be fixedly embedded in described button and the other end be suspended in moving contact directly over, realization is pressed by button, normally closed pressing can mobilely on support freely also stably be fixed on button, the normally closed pin pressure disconnection forming from the first connecting terminal to control moving contact, guarantee Electrical Safety, moving contact silver point is set simultaneously on moving contact, normally closed silver point is set on normally closed pin, the validity being electrically connected in order to guarantee, realize the function-stable of sensitive switch.
The utility model is further set to: described the first connecting terminal is set to pad, the second described connecting terminal is set to often open pin, described pressure disrupted configuration is set to often open crochet hook, on described support, be provided with and the described groove of often opening crochet hook adaptation, described one end of often opening crochet hook is through being fixedly embedded in described button after described groove and the other end hooks moving contact, described moving contact and the described contact site of often opening pin are provided with moving contact silver point, described often open on pin, be provided with moving contact silver point adaptation often open silver point.
By adopting technique scheme, can be set to pad by the first connecting terminal, the second connecting terminal is set to often open pin, force disrupted configuration to be set to often open crochet hook, form the sensitive switch under normally open, the one end that groove is set on support and often opens crochet hook is through being fixedly embedded in described button after groove and the other end hooks moving contact, realization is pressed by button, often opening crochet hook can mobilely on support freely also stably be fixed on button, to control moving contact, from the pin of often opening of the second connecting terminal formation, force to disconnect, guarantee Electrical Safety, moving contact silver point is set simultaneously on moving contact, often opening on pin and arranging and often open silver point, the validity being electrically connected in order to guarantee, realize the function-stable of sensitive switch.
Accompanying drawing explanation
Fig. 1 is the normally off structural representation of a kind of high-power microswitch of the utility model;
Fig. 2 is the normally off split schematic diagram of a kind of high-power microswitch of the utility model;
Fig. 3 is the normally open structural representation of a kind of high-power microswitch of the utility model;
Fig. 4 is the normally open split schematic diagram of a kind of high-power microswitch of the utility model;
Fig. 5 is the structural representation that the spring-fixed structure of a kind of high-power microswitch of the utility model connects.
Reference numeral: 1, pedestal; 2, button; 3, support; 4, often open pin; 5, normally closed pin; 6, moving contact; 7, extension spring; 8, back-moving spring; 9, moving contact silver point; 10, often open silver point; 11, normally closed silver point; 12, cover plate; 13, brace; 14, normally closed pressing; 15, pad; 16, often open crochet hook; 17, spring-fixed structure; 18, annular slot.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
See figures.1.and.2 the embodiment of the normally off of a kind of high-power microswitch of the utility model is described further.
A kind of high-power microswitch, comprise pedestal 1, stepped support 3, cover plate 12 with pedestal 1 shape adaptation, button 2, brace 13, moving contact 6, support 3 respectively with the upper wall of pedestal 1, lower wall is stretched out in lower wall clamping and one end, the button hole that upper wall is stretched out in the upper wall clamping of button 2 and pedestal 1 and one end, button 2 can move up and down by button hole, brace 13 one end contact with the end that button 2 is positioned at pedestal 1, the other end is connected with support 3, between the lower wall of brace 13 and pedestal 1, be provided with back-moving spring 8, the You Bi top and bottom of pedestal 1 are connected with respectively the first connecting terminal, it is normally closed pin 5, the second connecting terminal, it is pad 15, moving contact 6 is connected with brace 13 by extension spring 7, wherein, in pedestal 1, be provided with a pressure disrupted configuration being connected with button 2, be normally closed pressing 14 and a spring-fixed structure 17 being connected with back-moving spring 8, the present embodiment is further set to, on spring-fixed structure 17, be provided with annular slot 18, the fixedly clamping of bottom of annular slot 18 and back-moving spring 8, having realized back-moving spring 8 can stably be fixed on pedestal, guaranteed the service behaviour of sensitive switch, the first connecting terminal is set to normally closed pin 5, the second connecting terminal is set to pad 15, force disrupted configuration to be set to after normally closed pressing 14, on support 3, be provided with the groove with normally closed pressing 14 adaptations, one end of normally closed pressing 14 through be fixedly embedded in button 2 after groove and the other end be suspended in moving contact 6 directly over, the contact site of moving contact 6 and normally closed pin 5 is provided with moving contact silver point 9, on normally closed pin 5, be provided with the normally closed silver point 11 with moving contact silver point 9 adaptations, the high-power microswitch course of action of normally closed structure is: switch is when normally off, pressing the button 2 drive braces 13 moves downwards, brace 13 hangs with extension spring 7, extension spring 7 is connected with moving contact 6, when brace 13 action downwards, extension spring 7 drives moving contact 6 action downwards together, make normally closed silver point 11 separated with moving contact silver point 9, in the situation that normally closed silver point 11 clings with moving contact silver point 9, owing to having set up the normally closed pressing 14 being fixed on button 2, when button 2 is pressed, normally closed pressing 14 also moves down thereupon, because one end of normally closed pressing 14 is suspended in directly over moving contact 6, therefore moving contact 6 can be followed under the effect of normally closed pressing 14 and move down, thereby make the normally closed silver point 11 clinging force separated with moving contact silver point 9, guarantee the function-stable of sensitive switch.
With reference to Fig. 3 and Fig. 4, the embodiment of the normally open of a kind of high-power microswitch of the utility model is described further.
High-power microswitch under normally open, the first connecting terminal is set to pad 15, the second connecting terminal is set to often open pin 4, force disrupted configuration to be set to often open crochet hook 16, on support 3, be provided with and often open the groove of crochet hook 16 adaptations, the one end of often opening crochet hook 16 is through being fixedly embedded in button 2 after groove and the other end hooks moving contact 6, the contact site of moving contact 6 and Chang Kai pin 4 is provided with moving contact silver point 9, often open on pin 4, be provided with moving contact silver point 9 adaptations often open silver point 10, the high-power microswitch course of action of normal opening structure is: switch is when normally open, pressing the button 2 drive braces 13 moves downwards, on brace 13, hang with extension spring 7, extension spring 7 is connected with moving contact 6, when brace 13 action downwards, extension spring 7 drives moving contact 6 to move downwards, make often to open silver point 10 and moving contact silver point 9 closures, button 2 is upwards action of brace 13 when automatically reseting, extension spring 7 on brace 13 can drive upwards action of moving contact 6, make often to open silver point 10 separated with moving contact silver point 9, in the situation that often opening silver point 10 and clinging with moving contact silver point 9, owing to having set up to be fixed on, on button 2, often open crochet hook 16, when button 2 automatically resets, often opening crochet hook 16 also moves up with button 2, often open crochet hook 16 and hook moving contact 6, moving contact 6 also can ordinaryly be held crochet hook 16 and move up, thereby realize, make the silver point 10 of often opening clinging force separated with moving contact silver point 9, guarantee the function-stable of sensitive switch.
With reference to Fig. 5, the embodiment of a kind of high-power microswitch of the utility model is described further.
In described pedestal 1, be provided with brace 13, brace 13 is connected with the lower wall surface elasticity of pedestal 1 by back-moving spring 8, in order to guarantee that back-moving spring 8 can stably be fixed on pedestal 1, be connected with brace 13 elasticity, realize the automatically reset stability of switch, at pedestal 1, be provided with spring-fixed structure 17 with the link position place of brace 13, on spring-fixed structure 17, be provided with annular slot 18 simultaneously, the fixedly clamping of bottom of annular slot 18 and back-moving spring 8, make back-moving spring 8 can not move up and occur departing from link position with brace 13, cause the problem that reset function lost efficacy to occur, the serviceability that has guaranteed sensitive switch is stable.
Above-described embodiment is more preferably one of embodiment of the utility model, within the common variation that those skilled in the art carries out within the scope of technical solutions of the utility model and replacement all should be included in protection range of the present utility model.
Claims (6)
1. a high-power microswitch, comprise pedestal, stepped support, cover plate with base shape adaptation, button, brace, moving contact, described support respectively with the upper wall of described pedestal, lower wall is stretched out in lower wall clamping and one end, upper wall is stretched out in upper wall clamping and one end of described button and described pedestal, described brace one end contacts with the end that described button is positioned at pedestal, the other end is connected with described support, between the lower wall of described brace and described pedestal, be provided with back-moving spring, the You Bi top and bottom of described pedestal are connected with respectively the first connecting terminal, the second connecting terminal, described moving contact is connected with described brace by extension spring, it is characterized in that: in described pedestal, be provided with and force disrupted configuration and spring-fixed structure.
2. high-power microswitch according to claim 1, is characterized in that: on described spring-fixed structure, be provided with annular slot, the fixedly clamping of the bottom of described annular slot and back-moving spring.
3. high-power microswitch according to claim 1 and 2, it is characterized in that: described the first connecting terminal is set to normally closed pin, the second described connecting terminal is set to pad, described pressure disrupted configuration is set to normally closed pressing, on described support, be provided with the groove with described normally closed pressing adaptation, one end of described normally closed pressing through after described groove, be fixedly embedded in described button and the other end be suspended in moving contact directly over.
4. high-power microswitch according to claim 3, is characterized in that: the contact site of described moving contact and described normally closed pin is provided with moving contact silver point, is provided with the normally closed silver point with moving contact silver point adaptation on described normally closed pin.
5. high-power microswitch according to claim 1 and 2, it is characterized in that: described the first connecting terminal is set to pad, the second described connecting terminal is set to often open pin, described pressure disrupted configuration is set to often open crochet hook, on described support, be provided with and the described groove of often opening crochet hook adaptation, described one end of often opening crochet hook is through being fixedly embedded in described button after described groove and the other end hooks moving contact.
6. lampblack absorber unit switch according to claim 5, is characterized in that: described moving contact and the described contact site of often opening pin are provided with moving contact silver point, described often open on pin, be provided with moving contact silver point adaptation often open silver point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401538.9U CN203941841U (en) | 2014-07-19 | 2014-07-19 | A kind of high-power microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401538.9U CN203941841U (en) | 2014-07-19 | 2014-07-19 | A kind of high-power microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203941841U true CN203941841U (en) | 2014-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420401538.9U Expired - Fee Related CN203941841U (en) | 2014-07-19 | 2014-07-19 | A kind of high-power microswitch |
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| Country | Link |
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| CN (1) | CN203941841U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799346A (en) * | 2017-12-04 | 2018-03-13 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| CN107833778A (en) * | 2017-12-04 | 2018-03-23 | 漳州聚安美电气科技有限公司 | Band is forced to separate universal microswitch |
| CN107845515A (en) * | 2017-12-04 | 2018-03-27 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| US10418195B2 (en) | 2017-06-01 | 2019-09-17 | Defond Electech Co., Ltd | Contact lever for use in an electrical switch assembly |
-
2014
- 2014-07-19 CN CN201420401538.9U patent/CN203941841U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10418195B2 (en) | 2017-06-01 | 2019-09-17 | Defond Electech Co., Ltd | Contact lever for use in an electrical switch assembly |
| CN107799346A (en) * | 2017-12-04 | 2018-03-13 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| CN107833778A (en) * | 2017-12-04 | 2018-03-23 | 漳州聚安美电气科技有限公司 | Band is forced to separate universal microswitch |
| CN107845515A (en) * | 2017-12-04 | 2018-03-27 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| CN107833778B (en) * | 2017-12-04 | 2020-11-06 | 漳州聚安美电气科技有限公司 | General microswitch with forced separation |
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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: 20141112 Termination date: 20210719 |
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| CF01 | Termination of patent right due to non-payment of annual fee |