CN203706974U - Pneumatic on-off positioning type button switch - Google Patents
Pneumatic on-off positioning type button switch Download PDFInfo
- Publication number
- CN203706974U CN203706974U CN201420084700.9U CN201420084700U CN203706974U CN 203706974 U CN203706974 U CN 203706974U CN 201420084700 U CN201420084700 U CN 201420084700U CN 203706974 U CN203706974 U CN 203706974U
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- CN
- China
- Prior art keywords
- button
- control
- pneumatic
- control cylinder
- break
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a pneumatic on-off positioning type button switch. The pneumatic on-off positioning type button switch comprises a base, a fixed contact and a moving contact; the pneumatic on-off positioning type button switch further comprises a hollow button frame arranged on the base and a button bar arranged at the bottom of the hollow button frame; a reset spring is arranged between the hollow button frame and the button bar; an on-off control cylinder is arranged between the hollow button frame and the button bar; the on-off control cylinder is transversely provided with a pneumatic installation cavity; a control air cylinder is arranged in the pneumatic installation cavity; the inner wall of the hollow button frame is provided with a control protruding column; the pneumatic installation cavity is provided with a vertical groove; the control protruding column extends into the vertical groove and abuts against the top of the button bar; a positioning cylinder is arranged between the button bar and the control protruding column; a positioning hole is formed in the positioning cylinder; a positioning pin is arranged in the positioning hole; and the positioning pin abuts against a flexible end of the control air cylinder. The pneumatic on-off positioning type button switch of the utility model has the advantages of simple structure, guaranteed stability of control, excellent applicability, prolonged service lives of moving and fixed contacts, prolonged service life and high good practicality.
Description
Technical field
The utility model belongs to button control switches, is specifically related to a kind of pneumatic break-make location type push-button switch.
Background technology
Along with the fast development of electric power network, various electrical equipment development are very fast, in electrical equipment, be generally all provided with control button switch, the control button switch of prior art generally has two pairs of contacts, in the time of its break-make control, control button bar is communicated with two contacts (when connection all the time, one is moving one quiet, when disconnection, be communicated with two fixed contacts), although it can reach the effect of break-make control, but because it need to compress contact always, can affect to a certain extent the useful life of control button switch, and because long-time control button bar contacts with contact, also electric conductivity that can influencing contactor, can affect to a certain extent the stability in use of control button switch, applicability is poor, be difficult to meet the needs in market.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, the pneumatic break-make location type push-button switch of the good and long service life of stability in use.
The technical scheme that realizes the utility model object is a kind of pneumatic break-make location type push-button switch, comprise base, be arranged on fixed contact and moving contact on described base, described moving contact is arranged on base by movable contact spring, also comprise the hollow button frame being arranged on base, be arranged on the button spindle of described hollow button frame bottom, the movable butt of the bottom of described button spindle and described movable contact spring, between described hollow button frame and described button spindle, be provided with back-moving spring, between described hollow button frame and described button spindle, be provided with break-make control cylinder, on described break-make control cylinder, be laterally provided with pneumatic installation cavity, in described pneumatic installation cavity, be provided with control cylinder, the control end of described control cylinder protrudes upward break-make control cylinder, on the inwall of described hollow button frame, be provided with the control projection that activity compresses control cylinder control end, on described pneumatic installation cavity, be provided with vertical slot, described control projection stretches in vertical slot and is connected to the top of button spindle, between described button spindle and described control projection, be provided with positioning tube, on described positioning tube, be provided with location hole, in described location hole, be provided with alignment pin, described alignment pin is connected to the telescopic end of described control cylinder.
Between the control end of described control cylinder and described control projection, be provided with buffer spring.
In described button spindle, be provided with location shrinkage pool, described alignment pin is movably arranged in the shrinkage pool of location.
On described moving contact and fixed contact, be provided with silver coating or compound silver layer.
The utlity model has positive effect: of the present utility model simple in structure, between hollow button frame and button spindle, be provided with break-make control cylinder, and be horizontally installed on pneumatic installation cavity on break-make control cylinder, in pneumatic installation cavity, be provided with control cylinder, on hollow button frame, be provided with control projection, when use, press down hollow button frame, controlling projection drives button spindle to press down, make the sound closing of contact, control projection simultaneously and compress control cylinder, alignment pin is inserted on button spindle, make button spindle location, complete connection, in the time that needs disconnect, again press down hollow button frame, make to control projection and again compress the control end of control cylinder, control cylinder is resetted, alignment pin is unclamped in button spindle, now button spindle resets under the effect of back-moving spring, complete to disconnect and control, can effectively ensure the stability of controlling, applicability is good, can effectively extend the useful life of sound contact, and then the useful life of having improved push-button switch, easy to use and safety, practicality is good.
Brief description of the drawings
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of pneumatic break-make location type push-button switch, comprise base 1, be arranged on fixed contact 2 and moving contact 3 on described base 1, described moving contact 3 is arranged on base 1 by movable contact spring 4, also comprise the hollow button frame 5 being arranged on base 1, be arranged on the button spindle 6 of described hollow button frame 5 bottoms, the bottom of described button spindle 6 and the movable butt of described movable contact spring 4, between described hollow button frame 5 and described button spindle 6, be provided with back-moving spring 7, between described hollow button frame 5 and described button spindle 6, be provided with break-make control cylinder 8, on described break-make control cylinder 8, be laterally provided with pneumatic installation cavity 9, in described pneumatic installation cavity 9, be provided with control cylinder 10, the control end of described control cylinder 10 protrudes upward break-make control cylinder 8, on the inwall of described hollow button frame 5, be provided with the control projection 11 that activity compresses control cylinder 10 control ends, on described pneumatic installation cavity 9, be provided with vertical slot 12, described control projection 11 stretches in vertical slot 12 and is connected to the top of button spindle 6, between described button spindle 6 and described control projection 11, be provided with positioning tube 13, on described positioning tube 13, be provided with location hole 14, in described location hole 14, be provided with alignment pin 15, described alignment pin 15 is connected to the telescopic end of described control cylinder 10.
Between the control end of described control cylinder 10 and described control projection 11, be provided with buffer spring 16.
In described button spindle 6, be provided with location shrinkage pool 17, described alignment pin 15 is movably arranged in the shrinkage pool 17 of location.
On described moving contact and fixed contact, be provided with silver coating or compound silver layer.
Of the present utility model simple in structure, between hollow button frame and button spindle, be provided with break-make control cylinder, and be horizontally installed on pneumatic installation cavity on break-make control cylinder, in pneumatic installation cavity, be provided with control cylinder, on hollow button frame, be provided with control projection, when use, press down hollow button frame, controlling projection drives button spindle to press down, make the sound closing of contact, control projection simultaneously and compress control cylinder, alignment pin is inserted on button spindle, make button spindle location, complete connection, in the time that needs disconnect, again press down hollow button frame, make to control projection and again compress the control end of control cylinder, control cylinder is resetted, alignment pin is unclamped in button spindle, now button spindle resets under the effect of back-moving spring, complete to disconnect and control, can effectively ensure the stability of controlling, applicability is good, can effectively extend the useful life of sound contact, and then the useful life of having improved push-button switch, easy to use and safety, practicality is good.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And these belong to apparent variation or the variation that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
1. a pneumatic break-make location type push-button switch, comprise base, be arranged on fixed contact and moving contact on described base, described moving contact is arranged on base by movable contact spring, also comprise the hollow button frame being arranged on base, be arranged on the button spindle of described hollow button frame bottom, the movable butt of the bottom of described button spindle and described movable contact spring, between described hollow button frame and described button spindle, be provided with back-moving spring, it is characterized in that: between described hollow button frame and described button spindle, be provided with break-make control cylinder, on described break-make control cylinder, be laterally provided with pneumatic installation cavity, in described pneumatic installation cavity, be provided with control cylinder, the control end of described control cylinder protrudes upward break-make control cylinder, on the inwall of described hollow button frame, be provided with the control projection that activity compresses control cylinder control end, on described pneumatic installation cavity, be provided with vertical slot, described control projection stretches in vertical slot and is connected to the top of button spindle, between described button spindle and described control projection, be provided with positioning tube, on described positioning tube, be provided with location hole, in described location hole, be provided with alignment pin, described alignment pin is connected to the telescopic end of described control cylinder.
2. pneumatic break-make location type push-button switch according to claim 1, is characterized in that: between the control end of described control cylinder and described control projection, be provided with buffer spring.
3. pneumatic break-make location type push-button switch according to claim 2, is characterized in that: in described button spindle, be provided with location shrinkage pool, described alignment pin is movably arranged in the shrinkage pool of location.
4. pneumatic break-make location type push-button switch according to claim 3, is characterized in that: on described moving contact and fixed contact, be provided with silver coating or compound silver layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084700.9U CN203706974U (en) | 2014-02-27 | 2014-02-27 | Pneumatic on-off positioning type button switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084700.9U CN203706974U (en) | 2014-02-27 | 2014-02-27 | Pneumatic on-off positioning type button switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706974U true CN203706974U (en) | 2014-07-09 |
Family
ID=51057374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420084700.9U Expired - Fee Related CN203706974U (en) | 2014-02-27 | 2014-02-27 | Pneumatic on-off positioning type button switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392864A (en) * | 2014-10-17 | 2015-03-04 | 中国船舶重工集团公司第七一二研究所 | Moving contact support of spherical pair |
| CN106952753A (en) * | 2017-03-16 | 2017-07-14 | 燕山大学 | Mechanical remote jettron |
-
2014
- 2014-02-27 CN CN201420084700.9U patent/CN203706974U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392864A (en) * | 2014-10-17 | 2015-03-04 | 中国船舶重工集团公司第七一二研究所 | Moving contact support of spherical pair |
| CN106952753A (en) * | 2017-03-16 | 2017-07-14 | 燕山大学 | Mechanical remote jettron |
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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: 20140709 Termination date: 20150227 |
|
| EXPY | Termination of patent right or utility model |