CN103280349A - Handle operation mechanism with self-locking device used on isolation switch - Google Patents
Handle operation mechanism with self-locking device used on isolation switch Download PDFInfo
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- CN103280349A CN103280349A CN2013101671672A CN201310167167A CN103280349A CN 103280349 A CN103280349 A CN 103280349A CN 2013101671672 A CN2013101671672 A CN 2013101671672A CN 201310167167 A CN201310167167 A CN 201310167167A CN 103280349 A CN103280349 A CN 103280349A
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- handle
- isolating switch
- elastic component
- operation mechanism
- lockhole
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Abstract
The invention relates to a handle operation mechanism of an isolation switch in a low-voltage electrical apparatus, and particularly relates to an operation mechanism provided with a self-locking device on a handle. The adopted technology is as follows: a handle operation mechanism with a self-locking device used on an isolation switch is characterized in that the outer back surface of the handle is provided with an elastic member; the elastic member is at least provided with an extending end of which one end can be automatically extended in the width direction of the handle; the elastic member is provided with a stress part capable of being pressed by a tool or a hand so as to reset the extending end; a base and/or a cover of the isolation switch are/is provided with a locking hole or a locking groove in locking match with the extending end of the elastic member. Through the above scheme, problems in the prior art are overcome, and a novel handle operation mechanism capable of locking the handle after the isolation switch is powered off is provided.
Description
Technical field
The present invention relates to a kind of handle operation mechanism of isolating switch of low-voltage electrical apparatus, refer to that especially handle is provided with the operating mechanism of self-locking device.
Background technology
General isolating switch, include an operating mechanism and a stored energy mechanism, described operating mechanism generally includes operating grip and contact support, and the isolated location needs indication explanation in addition, described stored energy mechanism mainly is spring, when the needs insulating power supply, operating grip drives the contact support makes moving contact separately, and stored energy mechanism makes handle be in open position, and there is special indicated number isolating switch to be in open position, this mechanism is generally comparatively complicated, and parts size precision is had relatively high expectations, thereby the cost of product is also fine, fatigue can take place in spring in addition, influences the useful life of product.
In addition, also there is the isolating switch that stored energy mechanism is not set, it is the patent of 200720193959.7 the operating mechanism of insulating power supply " be used for " as the patent No., it is provided with snap portions and has contact with realization shell setting by handle, and both cooperate, guarantee that moving contact is in the demonstration of open position and fixing, such designs simplification use complexity that stored energy mechanism exists and the problem of demonstration, but have unsafe hidden danger: particularly operating personnel manually do not buckle when having contact with snap portions yet, run into handle easily and make its false switching, abnormally dangerous.
Summary of the invention
The present invention overcomes the problem that prior art exists, and a kind of novel handle operation mechanism that can automatically lock handle after isolating switch disconnects is provided
Realize above-mentioned purpose, the present invention adopts following technology: a kind of handle operation mechanism that is used in the band self-locking device on the isolating switch, include the hinged base of isolating switch and the insulated handle that covers of being arranged on, the inboard of described handle is provided with moving contact, it is characterized in that: the back side, the outside of described handle is provided with elastic component, this elastic component has the extended end of an end for stretching automatically along the Width of handle at least, elastic component is provided with one can press the forced section that extended end is resetted for instrument or hand, the base of described isolating switch or and cover and be provided with lockhole or the locked groove that can constitute lock fit with the extended end of elastic component, after the perk of isolating switch separating brake handle the extended end of elastic component stretch automatically slip into lockhole or locked groove constitute handle and base or and lid between automatically lock and cooperate.
By adopting such scheme, we can cooperate lock handle with lockhole or locked groove by the automatic stretching, extension of elastic component, so just can fine customer service the problem of the misoperation that exists in the prior art, improved the fail safe of isolating switch greatly, in release, need realize release by the artificial forced section of pressing elastic component painstakingly in addition, can solve other locking mechanism problem of unstable like this.
The further setting of the present invention is: be respectively arranged with projection on the back side, the outside of described handle and on the both sides of broad ways, be respectively arranged with through hole on the projection, the whole archwise of described elastic component, two extended end of elastic component are straight pin, straight pin is located in the through hole, and the length of two straight pins is greater than the length of through hole, the base of described isolating switch and cover and be respectively arranged with lockhole, the straight pin of elastic component stretches automatically and constitutes handle automatically locking with base and between covering in the lockhole that slips into seat and lid and cooperate after the perk of isolating switch separating brake handle.
By adopting such scheme, elastic component is realized making locking more firm to the locking between base and the lid.
Of the present invention further the setting again is: the other end that described handle is positioned at hinged end is provided with draw ring; Described base and covering has been wholely set protruding bow portion respectively, and described lockhole is arranged in the protruding bow portion.
By adopting such scheme, make product more convenient in the use, the effect that draw ring is set is the work that makes things convenient for handle.
Below in conjunction with drawings and embodiments the present invention is described further.
Description of drawings
Fig. 1 is the structural representation of specific embodiment of the invention lock-out state when gate-dividing state.
The structural representation of the lock-out state when Fig. 2 covers for the specific embodiment of the invention lacks.
Structural representation when Fig. 3 resets for the "on" position elastic component of the specific embodiment of the invention.
Fig. 4 is the handle arrangement schematic diagram of the specific embodiment of the invention.
Fig. 5 is the elastic component structural representation of the specific embodiment of the invention.
Specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, a kind of handle operation mechanism that is used in the band self-locking device on the isolating switch, include the hinged base 1 of isolating switch and the insulated handle 4 on the lid 3 of being arranged on, the inboard of described handle 4 is provided with moving contact, the back side, the outside of described handle 4 is provided with elastic component 2, as long as specifically satisfying elastic component 2 firmly is arranged on the handle 4, this elastic component 2 has the extended end 21 of an end for stretching automatically along the Width of handle 3 at least, elastic component 2 is provided with one can press the forced section 22 that extended end is resetted for instrument or hand, the base 1 of described isolating switch or and lid 3 be provided with lockhole 6 or the locked groove that can constitute lock fit with the extended end 21 of elastic component 2, after 4 perks of isolating switch separating brake handle the extended end 21 of elastic component stretch automatically slip into lockhole 6 or locked groove constitute handle 4 and base 1 or and lid 3 between automatically lock and cooperate.By adopting such scheme, we can cooperate lock handle with lockhole 6 or locked groove by the automatic stretching, extension of elastic component 2, so just can fine customer service the problem of the misoperation that exists in the prior art, improved the fail safe of isolating switch greatly, in release, need make extended end break away from lockhole 6 or locked groove by the artificial forced section of pressing elastic component 22 painstakingly in addition, the handle realization release of can turning round so effectively solves other locking mechanism problem of unstable.
In embodiments of the present invention, be respectively arranged with projection 7 on the back side, the outside of described handle 4 and on the both sides of broad ways, be respectively arranged with through hole 71 on the projection 7, described elastic component 2 whole archwises, two extended end of elastic component 2 are straight pin 21, straight pin 21 is located in the through hole 71, and the length of two straight pins 21 is greater than the length of through hole 71, can guarantee that so straight pin 21 inserts lockhole 6 after aiming at lockhole 71, in the present embodiment, more firm in order to lock, be respectively arranged with lockhole 71 on the base 1 of described isolating switch and the lid 2, the straight pin 21 of elastic component stretches automatically to slip into seat 1 and cover to constitute handle 4 with base 1 and cover automatically locking between 3 in 3 the lockhole 6 and cooperates after 4 perks of isolating switch separating brake handle.
In embodiments of the present invention, the other end that described handle 4 is positioned at hinged end is provided with draw ring 5, and setting is drawn, and 5 effect is the work that makes things convenient for handle.Be wholely set protruding bow portion 11,31 on described base 1 and the lid 3 respectively, described lockhole 6 is arranged in the protruding bow portion 11,31, and the entire product outward appearance is relatively coordinated rationally like this, and we also can not arrange protruding bow portion 11,31 certainly.
Disclosed, be a kind of of preferred embodiment, patent category of the present invention is not all taken off in Ju Bu change or modification and come from technological thought of the present invention and be easy to the person of knowing by inference by the people who has the knack of this technology such as.
Claims (5)
1. handle operation mechanism that is used in the band self-locking device on the isolating switch, include the hinged base of isolating switch and the insulated handle that covers of being arranged on, the inboard of described handle is provided with moving contact, it is characterized in that: the back side, the outside of described handle is provided with elastic component, this elastic component has the extended end of an end for stretching automatically along the Width of handle at least, elastic component is provided with one can press the forced section that extended end is resetted for instrument or hand, the base of described isolating switch or and cover and be provided with lockhole or the locked groove that can constitute lock fit with the extended end of elastic component, after the perk of isolating switch separating brake handle the extended end of elastic component stretch automatically slip into lockhole or locked groove constitute handle and base or and lid between automatically lock and cooperate.
2. the handle operation mechanism that is used in the band self-locking device on the isolating switch as claimed in claim 1, it is characterized in that: be respectively arranged with projection on the back side, the outside of described handle and on the both sides of broad ways, be respectively arranged with through hole on the projection, the whole archwise of described elastic component, two extended end of elastic component are straight pin, straight pin is located in the through hole, and the length of two straight pins is greater than the length of through hole, the base of described isolating switch and cover and be respectively arranged with lockhole, the straight pin of elastic component stretches automatically and constitutes handle automatically locking with base and between covering in the lockhole that slips into seat and lid and cooperate after the perk of isolating switch separating brake handle.
3. the handle operation mechanism that is used in the band self-locking device on the isolating switch as claimed in claim 1 or 2, it is characterized in that: the other end that described handle is positioned at hinged end is provided with draw ring.
4. the handle operation mechanism that is used in the band self-locking device on the isolating switch as claimed in claim 1 or 2 is characterized in that: described base and covering has been wholely set protruding bow portion respectively, and described lockhole is arranged in the protruding bow portion.
5. the handle operation mechanism that is used in the band self-locking device on the isolating switch as claimed in claim 3 is characterized in that: described base and covering has been wholely set protruding bow portion respectively, and described lockhole is arranged in the protruding bow portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310167167.2A CN103280349B (en) | 2013-05-07 | 2013-05-07 | Handle operation mechanism with self-locking device used on isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310167167.2A CN103280349B (en) | 2013-05-07 | 2013-05-07 | Handle operation mechanism with self-locking device used on isolation switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103280349A true CN103280349A (en) | 2013-09-04 |
| CN103280349B CN103280349B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310167167.2A Active CN103280349B (en) | 2013-05-07 | 2013-05-07 | Handle operation mechanism with self-locking device used on isolation switch |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1670882A (en) * | 2004-03-18 | 2005-09-21 | 三菱电机株式会社 | Hand locking device of loop breaker |
| JP2006147174A (en) * | 2004-11-16 | 2006-06-08 | Mitsubishi Electric Corp | Device for locking operation handle for switch |
| CN201130620Y (en) * | 2007-10-31 | 2008-10-08 | 浙江正泰电器股份有限公司 | Operating mechanism for insulating power supply |
| CN201364826Y (en) * | 2008-12-24 | 2009-12-16 | 比亚迪股份有限公司 | Emergency power-off switch |
| CN201655712U (en) * | 2009-12-10 | 2010-11-24 | 北京博顿电气有限公司 | Breaker handle locking structure |
| CN103065833A (en) * | 2012-12-21 | 2013-04-24 | 德力西电气有限公司 | Isolating switch with self-locking function |
| CN203218125U (en) * | 2013-05-07 | 2013-09-25 | 德力西电气有限公司 | Handle operating mechanism with self-locking device and for isolation switch |
-
2013
- 2013-05-07 CN CN201310167167.2A patent/CN103280349B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1670882A (en) * | 2004-03-18 | 2005-09-21 | 三菱电机株式会社 | Hand locking device of loop breaker |
| JP2006147174A (en) * | 2004-11-16 | 2006-06-08 | Mitsubishi Electric Corp | Device for locking operation handle for switch |
| CN201130620Y (en) * | 2007-10-31 | 2008-10-08 | 浙江正泰电器股份有限公司 | Operating mechanism for insulating power supply |
| CN201364826Y (en) * | 2008-12-24 | 2009-12-16 | 比亚迪股份有限公司 | Emergency power-off switch |
| CN201655712U (en) * | 2009-12-10 | 2010-11-24 | 北京博顿电气有限公司 | Breaker handle locking structure |
| CN103065833A (en) * | 2012-12-21 | 2013-04-24 | 德力西电气有限公司 | Isolating switch with self-locking function |
| CN203218125U (en) * | 2013-05-07 | 2013-09-25 | 德力西电气有限公司 | Handle operating mechanism with self-locking device and for isolation switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103280349B (en) | 2015-05-06 |
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