CN103280349B - 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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- CN103280349B CN103280349B CN201310167167.2A CN201310167167A CN103280349B CN 103280349 B CN103280349 B CN 103280349B CN 201310167167 A CN201310167167 A CN 201310167167A CN 103280349 B CN103280349 B CN 103280349B
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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 the operating mechanism being provided with self-locking device on handle especially.
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 isolated location needs to indicate explanation in addition, described stored energy mechanism mainly spring, when needs insulating power supply, the support of operating grip band moving contact makes moving contact separately, stored energy mechanism makes handle be in open position, and have special instruction display isolating switch to be in open position, this mechanism is general comparatively complicated, parts size precision requires higher, thus the cost of product is also fine, can there is fatigue in spring in addition, affect 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 " operating mechanism for insulating power supply " of 200720193959.7 as the patent No., it has contact with realization coordinate by being provided with snap portions and arranging on shell on handle, guarantee that moving contact is in the display of open position and fixing, the problem of the complexity that such designs simplification uses stored energy mechanism to exist and display, but also there is unsafe hidden danger: time particularly operating personnel manually do not buckle and have contact with snap portions, easily encounter handle and make its false switching, abnormally dangerous.
Summary of the invention
The present invention overcomes prior art Problems existing, provides a kind of novel handle operation mechanism that can automatically lock handle after isolating switch disconnects
Realize above-mentioned purpose, the present invention adopts following technology: a kind of handle operation mechanism of the band self-locking device be used on isolating switch, the insulated handle including the hinged base being arranged on isolating switch and cover, the inner side of described handle is provided with moving contact, it is characterized in that: the external back surface of described handle is provided with elastic component, this elastic component has at least one end to be the extended end that automatically can stretch along the Width of handle, elastic component is provided with one and can presses for instrument or hand the forced section that extended end is resetted, the base of described isolating switch or and cover and be provided with and can form lockhole or the locked groove of lock fit with the extended end of elastic component, after isolating switch separating brake handle tilts the extended end of elastic component automatically stretch slip into lockhole or locked groove form handle and base or and lid between automatically lock and coordinate.
By adopting such scheme, we can coordinate lock handle by the automatic stretching, extension of elastic component with lockhole or locked groove, the problem of the misoperation that so just can exist in customer service prior art very well, improve the fail safe of isolating switch greatly, needing when unlocking in addition to realize unlocking by the forced section of artificial pressing elastic component deliberately, the problem of other locking mechanism instability can be solved like this.
The further setting of the present invention is: the both sides of broad ways are respectively arranged with projection to the external back surface of described handle, projection is respectively arranged with through hole, the overall archwise of described elastic component, two extended end of elastic component are straight pin, straight pin wears in through-holes, and the length of two straight pins is greater than the length of through hole, the base of described isolating switch is respectively arranged with lockhole with covering, after isolating switch separating brake handle tilts, the straight pin of elastic component automatically stretches in the lockhole slipping into seat and lid and forms handle and base and automatically locking between covering coordinates.
By adopting such scheme, elastic component realizes, to the locking between base and lid, making locking more firm.
Of the present invention setting further is again: the other end that described handle is positioned at hinged end is provided with draw ring; Described base has been wholely set convex bow portion respectively with covering, and described lockhole is arranged in convex bow portion.
By adopting such scheme, make product more convenient in use, the effect arranging draw ring is the work facilitating handle.
Below in conjunction with drawings and embodiments, the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of specific embodiment of the invention lock-out state when gate-dividing state.
Fig. 2 is the structural representation of the lock-out state of specific embodiment of the invention when lacking lid.
Structural representation when Fig. 3 is the "on" position elastic component reset 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 spring structure schematic diagram of the specific embodiment of the invention.
Specific embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, a kind of handle operation mechanism of the band self-locking device be used on isolating switch, include the hinged base 1 being arranged on isolating switch and the insulated handle 4 covered on 3, the inner side of described handle 4 is provided with moving contact, the external back surface of described handle 4 is provided with elastic component 2, as long as specifically meeting elastic component 2 is firmly arranged on handle 4, this elastic component 2 has at least one end to be the extended end 21 that automatically can stretch along the Width of handle 3, elastic component 2 is provided with one and can presses for instrument or hand the forced section 22 that extended end is resetted, the base 1 of described isolating switch or and lid 3 on be provided with and can form lockhole 6 or the locked groove of lock fit with the extended end 21 of elastic component 2, the extended end 21 that isolating switch separating brake handle 4 tilts rear elastic component automatically stretch slip into lockhole 6 or locked groove form handle 4 and base 1 or and lid 3 between automatically lock and coordinate.By adopting such scheme, we can coordinate lock handle by the automatic stretching, extension of elastic component 2 with lockhole 6 or locked groove, the problem of the misoperation that so just can exist in customer service prior art very well, improve the fail safe of isolating switch greatly, need when unlocking in addition to make extended end depart from lockhole 6 or locked groove by the forced section 22 of artificial pressing elastic component deliberately, such handle can operate and realize unlocking, and effectively solves the problem of other locking mechanism instability.
In embodiments of the present invention, the both sides of broad ways are respectively arranged with projection 7 to the external back surface of described handle 4, projection 7 is respectively arranged with through hole 71, the overall archwise of described elastic component 2, two extended end of elastic component 2 are straight pin 21, straight pin 21 is located in through hole 71, and the length of two straight pins 21 is greater than the length of through hole 71, can ensure that straight pin 21 inserts lockhole 6 after aiming at lockhole 71 like this, in the present embodiment, more firm in order to lock, the base 1 of described isolating switch and lid 2 are respectively arranged with lockhole 71, the straight pin 21 that isolating switch separating brake handle 4 tilts rear elastic component automatically stretches in the lockhole 6 slipping into seat 1 and lid 3 to form handle 4 and base 1 and cover automatically locking between 3 and coordinates.
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 the effect of 5 is the work facilitating handle.Described base 1 and lid 3 have been wholely set convex bow portion 11,31 respectively, and described lockhole 6 is arranged in convex bow portion 11,31, and whole like this product appearance compares to be coordinated rationally, and we also can not arrange convex bow portion 11,31 certainly.
Disclosed, be the one of preferred embodiment, the change of local or modification and come from technological thought of the present invention and be easy to the person of knowing by inference by the people haveing the knack of this technology such as, does not all take off patent category of the present invention.
Claims (5)
1. one kind is used in the handle operation mechanism of the band self-locking device on isolating switch, the insulated handle including the hinged base being arranged on isolating switch and cover, the inner side of described handle is provided with moving contact, it is characterized in that: the external back surface of described handle is provided with elastic component, this elastic component has at least one end to be the extended end that automatically can stretch along the Width of handle, elastic component is provided with one and can presses for instrument or hand the forced section that extended end is resetted, the base of described isolating switch or and cover and be provided with and can form lockhole or the locked groove of lock fit with the extended end of elastic component, after isolating switch separating brake handle tilts the extended end of elastic component automatically stretch slip into lockhole or locked groove form handle and base or and lid between automatically lock and coordinate.
2. be used in the handle operation mechanism of the band self-locking device on isolating switch as claimed in claim 1, it is characterized in that: the both sides of broad ways are respectively arranged with projection to the external back surface of described handle, projection is respectively arranged with through hole, the overall archwise of described elastic component, two extended end of elastic component are straight pin, straight pin wears in through-holes, and the length of two straight pins is greater than the length of through hole, the base of described isolating switch is respectively arranged with lockhole with covering, after isolating switch separating brake handle tilts, the straight pin of elastic component automatically stretches in the lockhole slipping into seat and lid and forms handle and base and automatically locking between covering coordinates.
3. be used in the handle operation mechanism of the band self-locking device on 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. be used in the handle operation mechanism of the band self-locking device on isolating switch as claimed in claim 1 or 2, it is characterized in that: described base has been wholely set convex bow portion respectively with covering, and described lockhole is arranged in convex bow portion.
5. be used in the handle operation mechanism of the band self-locking device on isolating switch as claimed in claim 3, it is characterized in that: described base has been wholely set convex bow portion respectively with covering, and described lockhole is arranged in convex 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 CN103280349A (en) | 2013-09-04 |
| CN103280349B true CN103280349B (en) | 2015-05-06 |
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Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN103280349B (en) |
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 |
|---|---|
| CN103280349A (en) | 2013-09-04 |
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