CN103943405A - Pure mechanical linked lock for high voltage vacuum circuit breaker cabinet - Google Patents
Pure mechanical linked lock for high voltage vacuum circuit breaker cabinet Download PDFInfo
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- CN103943405A CN103943405A CN201410129539.7A CN201410129539A CN103943405A CN 103943405 A CN103943405 A CN 103943405A CN 201410129539 A CN201410129539 A CN 201410129539A CN 103943405 A CN103943405 A CN 103943405A
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- lock
- door lock
- pure mechanical
- cabinet
- pressure vacuum
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Abstract
The invention discloses a pure mechanical linked lock for a high voltage vacuum circuit breaker cabinet. The pure mechanical linked lock comprises a cabinet body, a first door lock body, a second door lock body and a high voltage vacuum circuit breaker, wherein the first door lock body is mounted on a rear door of the cabinet body, and the high voltage vacuum circuit breaker is mounted in the cabinet body. The high voltage vacuum circuit breaker comprises an operating mechanism, two insulator pull rods, a supporting rod and a vacuum arc-extinguishing chamber. An opening button, an opening mechanism and an opening solenoid are arranged in the operating mechanism, and the opening mechanism respectively makes contact with the opening button and the opening solenoid through rotation. The second door lock body is connected with the high voltage vacuum circuit breaker. By means of the mode, a pure mechanical method is adopted in the pure mechanical linked lock for the high voltage vacuum circuit breaker cabinet, the lock body on the vacuum circuit breaker and the lock body on the rear lower door share the same key and are interlocked, and the pure mechanical linked lock is simple in operation, simple and reasonable in structure, strict in five-prevention, low in manufacturing cost, needless of electricity and capable of saving energy and materials.
Description
Technical field
The present invention relates to a kind of mechanical interlocking, relate in particular to the pure mechanical interlocking of a kind of high-pressure vacuum breaker cabinet.
Background technology
Vacuum circuit-breaker is the conventional main switch of electric substation's High voltage output equipment, common every way switch is contained in a high-voltage board, place, rear Xiamen leading-out wire cable, namely switch must after separating brake, just can open after Xiamen, rear Xiamen does not just allow to close vacuum circuit-breaker after opening, otherwise can cause casualties.
Conventional Interlocking System is by rear Xiamen dress electromagnetic lock, be connected with the locking type electrification display on instrument door, realize and in cabinet, have electricity, be switch closing position, rear Xiamen can not be opened, and on rear Xiamen, fills travel switch, be connected with vacuum circuit-breaker closing circuit, after realizing, does not close Xiamen, does not close vacuum circuit-breaker, is all electrical interlock.
Summary of the invention
The technical problem that the present invention mainly solves is to provide the pure mechanical interlocking of a kind of high-pressure vacuum breaker cabinet, and this interlocking adopts the method for pure machinery, makes lock and the shared key of the lock on rear Xiamen on vacuum circuit-breaker carry out chain.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the pure mechanical interlocking of a kind of high-pressure vacuum breaker cabinet, comprise: cabinet, the first door lock, the second door lock and high-pressure vacuum breaker, described the first door lock is arranged on the back door of described cabinet;
Described the first door lock, its composition comprises: lock core, lock housing and the first dead bolt, described lock core is arranged on the center of described lock housing, and described the first dead bolt is arranged in described lock housing;
Described high-pressure vacuum breaker is arranged in described cabinet;
Described high-pressure vacuum breaker, its composition comprises: operating mechanism, two insulator pull bars, support bar and vacuum interrupters, described operating mechanism is connected with two described insulator pull bars, described in two, insulator pull bar tail end is connected with the two ends of described support bar respectively, and described vacuum interrupter is arranged between two described insulator pull bars;
In described operating mechanism, be provided with opening button, brake separating mechanism and switching winding, described brake separating mechanism contacts with described opening button and described switching winding respectively by rotation;
Described the second door lock is connected with described high-pressure vacuum breaker.
In a preferred embodiment of the present invention, described the second door lock is provided with the second dead bolt, and described brake separating mechanism contacts with described the second dead bolt by rotation.
In a preferred embodiment of the present invention, on described the first door lock, be also provided with slider bar and position-limit mechanism.
In a preferred embodiment of the present invention, described the first dead bolt is provided with slider bar connecting hole and stopper slot.
The invention has the beneficial effects as follows: high-pressure vacuum breaker cabinet of the present invention adopts the method for pure machinery with pure mechanical interlocking, make lock and the shared key of the lock on rear Xiamen on vacuum circuit-breaker carry out chain, simple to operate, simple for structure reasonable, five is anti-tight, cost is low, does not need electricity, saves the energy and material.
Accompanying drawing explanation
Fig. 1 is the first door lock of pure mechanical interlocking and the scheme of installation of the second door lock for high-pressure vacuum breaker cabinet of the present invention.
Fig. 2 is the second door lock of pure mechanical interlocking and the structural representation of high-pressure vacuum breaker for high-pressure vacuum breaker cabinet of the present invention.
Fig. 3 is the structural representation of the first door lock of pure mechanical interlocking for high-pressure vacuum breaker cabinet of the present invention.
Fig. 4 is the schematic diagram of movements of the first door lock of pure mechanical interlocking for high-pressure vacuum breaker cabinet of the present invention.
Fig. 5 is the structural representation of the position-limit mechanism of pure mechanical interlocking for high-pressure vacuum breaker cabinet of the present invention.
In accompanying drawing, the mark of each parts is as follows: 1, cabinet; 2, the first door lock; 3, the second door lock; 4, high-pressure vacuum breaker; 5, lock housing; 6, panel; 7, fixed station; 8, dead bolt hole; 9, slider bar; 10, the first dead bolt; 11, dead bolt drives centre bore; 12, dead bolt adjustment hole; 13, driving lever hole; 14, position-limit mechanism; 15, locating piece; 16, wind spring; 17, slider bar connecting hole; 18, stopper slot; 19, lock core; 20, shift fork; 21, driving lever; 22, locking closure; 23, operating mechanism; 24, insulator pull bar; 25, support bar; 26, vacuum interrupter; 27, opening button; 28, brake separating mechanism; 29, switching winding; 30, the second dead bolt; 31, positive stop strip.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1 to Fig. 5, the embodiment of the present invention comprises: the pure mechanical interlocking of a kind of high-pressure vacuum breaker cabinet, comprise: cabinet 1, the first door lock 2, the second door lock 3 and high-pressure vacuum breaker 4, described the first door lock 2 is arranged on the back door of described cabinet 1, and described the first door lock 2 is special door locks with memory function.
Described the first door lock 2 comprises: a lock housing 5, described lock housing 5 is fixed with a panel 6 by screw, described lock housing 5 comprises: fixed station 7 and dead bolt hole 8, described fixed station 7 is arranged on described lock housing 5 bottom surfaces, described fixed station 7 is for fixing described slider bar 9, being arranged on the relative vertical plane of described lock housing 5 of described dead bolt hole 8 symmetries, described the first dead bolt 10 is connected with described lock housing 5 through described dead bolt hole 8.
One slider bar 9, described slider bar 9 is provided with dead bolt and drives centre bore 11, dead bolt adjustment hole 12 and driving lever hole 13, described dead bolt drives centre bore 11 to be arranged on one end of described slider bar 9, described slider bar 9 is connected by nut with described lock housing 5, described dead bolt adjustment hole 12 is positioned at described dead bolt and drives the other end that centre bore 11 is relative, described dead bolt adjustment hole 12 ovalizes, thereby locked effect is played for blocking described driving lever 22 in described driving lever hole 13, described driving lever hole 13 drives between centre bore 11 and described dead bolt adjustment hole 12 at described dead bolt.
One position-limit mechanism 14, described position-limit mechanism 14 comprises: locating piece 15, positive stop strip 31 and wind spring 16, described wind spring 16 is arranged on described position-limit mechanism 14 sides, and described wind spring 16 plays the effect of reset.
The first dead bolt 10, described the first dead bolt 10 is provided with slider bar connecting hole 17 and stopper slot 18, described slider bar connecting hole 17 is dynamically connected by slide nut with described dead bolt adjustment hole 12, and described stopper slot 18 matches with described locating piece 15, has played the effect of location.
One lock core 19, described lock core 19 tops are provided with shift fork 20, and described shift fork 20 is provided with driving lever 21, and described driving lever 21 is inserted in described driving lever hole 13.
One locking closure 22, described locking closure 22 is fixed in described lock housing 5 by nut.
Described high-pressure vacuum breaker 4 is arranged in described cabinet 1.
Described high-pressure vacuum breaker 4, its composition comprises: operating mechanism 23, two insulator pull bars 24, support bar 25 and vacuum interrupters 26, described operating mechanism 23 is connected with two described insulator pull bars 24, described in two, insulator pull bar 24 tail ends are connected with the two ends of described support bar 25 respectively, and described vacuum interrupter 26 is arranged between two described insulator pull bars 24.
In described operating mechanism 23, be provided with opening button 27, brake separating mechanism 28 and switching winding 29, described brake separating mechanism 28 contacts with described opening button 27 and described switching winding 29 respectively by rotation, and described brake separating mechanism 28 has played the Link role together with each mechanism.
Described the second door lock 3 is connected with described high-pressure vacuum breaker 4, described the second door lock 3 is provided with the second dead bolt 30, described brake separating mechanism 28 contacts with described the second dead bolt 30 by rotation, and described the second dead bolt 30 can not close a floodgate described high-pressure vacuum breaker 4 while contacting with described brake separating mechanism 28.
Below high-pressure vacuum breaker cabinet of the present invention is described in detail by the operation principle of pure mechanical interlocking.
The opening button 27 that the second door lock 3 is contained on high-pressure vacuum breaker 4 is other, key is inserted on the second door lock 3 of high-pressure vacuum breaker 4 at ordinary times, lock is unlatching shape, dextrorotation the second dead bolt 30 gets out of the way brake separating mechanism 28, high-pressure vacuum breaker 4 can close a floodgate, while needing key to extract out the first door lock 2, necessary left-handed 90 ° of key, making the first dead bolt 10 push down brake separating mechanism 28 just can extract, the brake separating mechanism 28 of high-pressure vacuum breaker 4 is pushed down by the first dead bolt 10, assurance can not be closed a floodgate, and key goes out the first door lock 2 just very safe.
After the first door lock 2 is opened, door is opened, locating piece 15 has departed from the pressure of doorframe baffle plate, and the first dead bolt 10 is pinned in resilience, can not rotate, guaranteed under door opening state, key turns not, thereby guarantee that the brake separating mechanism 28 that high-pressure vacuum breaker 4 is pushed down can not be changed, cannot close a floodgate, high pressure just can not be incorporated in the first door lock 2 of holding yet.
The first door lock 2 is special door locks with memory function, and its operation principle is that while retracting (position of opening the door) at the first dead bolt 10, key can not pull out, and the first dead bolt 10 piece 15 that is positioned blocks stopper slot 18 and can not stretch out; Only at locating piece 15, by doorframe, pressed off (position of closing the door), get out of the way stopper slot 18, key could Rotate Left stretch out the first dead bolt 10, door lock is lived, and extract key.
Compared with prior art, high-pressure vacuum breaker cabinet of the present invention adopts the method for pure machinery with pure mechanical interlocking, make lock and the shared key of the lock on rear Xiamen on vacuum circuit-breaker carry out chain, simple to operate, simple for structure rationally five is anti-tight, and cost is low, do not need electricity, save the energy and material.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. the pure mechanical interlocking of high-pressure vacuum breaker cabinet, is characterized in that, comprising: cabinet, the first door lock, the second door lock and high-pressure vacuum breaker, and described the first door lock is arranged on the back door of described cabinet;
Described the first door lock, its composition comprises: lock core, lock housing and the first dead bolt, described lock core is arranged on the center of described lock housing, and described the first dead bolt is arranged in described lock housing;
Described high-pressure vacuum breaker is arranged in described cabinet;
Described high-pressure vacuum breaker, its composition comprises: operating mechanism, two insulator pull bars, support bar and vacuum interrupters, described operating mechanism is connected with two described insulator pull bars, described in two, insulator pull bar tail end is connected with the two ends of described support bar respectively, and described vacuum interrupter is arranged between two described insulator pull bars;
In described operating mechanism, be provided with opening button, brake separating mechanism and switching winding, described brake separating mechanism contacts with described opening button and described switching winding respectively by rotation;
Described the second door lock is connected with described high-pressure vacuum breaker.
2. the pure mechanical interlocking of high-pressure vacuum breaker cabinet according to claim 1, is characterized in that: described the second door lock is provided with the second dead bolt, and described brake separating mechanism contacts with described the second dead bolt by rotation.
3. the pure mechanical interlocking of high-pressure vacuum breaker cabinet according to claim 1, is characterized in that: on described the first door lock, be also provided with slider bar and position-limit mechanism.
4. the pure mechanical interlocking of high-pressure vacuum breaker cabinet according to claim 1, is characterized in that: described the first dead bolt is provided with slider bar connecting hole and stopper slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129539.7A CN103943405A (en) | 2014-04-02 | 2014-04-02 | Pure mechanical linked lock for high voltage vacuum circuit breaker cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129539.7A CN103943405A (en) | 2014-04-02 | 2014-04-02 | Pure mechanical linked lock for high voltage vacuum circuit breaker cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103943405A true CN103943405A (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410129539.7A Pending CN103943405A (en) | 2014-04-02 | 2014-04-02 | Pure mechanical linked lock for high voltage vacuum circuit breaker cabinet |
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| Country | Link |
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| CN (1) | CN103943405A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2252399Y (en) * | 1995-08-04 | 1997-04-16 | 马鞍山钢铁股份有限公司 | High-tension vacuum circuit breaker mechanical interlock protector |
| WO2001069741A1 (en) * | 2000-03-17 | 2001-09-20 | Ge Power Controls France | Draw-out mechanism for circuit breakers |
| CN101162655A (en) * | 2007-08-31 | 2008-04-16 | 常熟市森原电器厂 | Mechanical interlock mechanism of high-voltage segregate switch with vacuum contactor and high-pressure chamber cabinet door |
| CN203377134U (en) * | 2013-05-30 | 2014-01-01 | 施耐德（陕西）宝光电器有限公司 | Mechanical interlock device of breaker |
| CN203882863U (en) * | 2014-04-02 | 2014-10-15 | 江苏永明电气有限公司 | High-voltage vacuum circuit breaker cabinet pure mechanical interlocking mechanism |
-
2014
- 2014-04-02 CN CN201410129539.7A patent/CN103943405A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2252399Y (en) * | 1995-08-04 | 1997-04-16 | 马鞍山钢铁股份有限公司 | High-tension vacuum circuit breaker mechanical interlock protector |
| WO2001069741A1 (en) * | 2000-03-17 | 2001-09-20 | Ge Power Controls France | Draw-out mechanism for circuit breakers |
| CN101162655A (en) * | 2007-08-31 | 2008-04-16 | 常熟市森原电器厂 | Mechanical interlock mechanism of high-voltage segregate switch with vacuum contactor and high-pressure chamber cabinet door |
| CN203377134U (en) * | 2013-05-30 | 2014-01-01 | 施耐德（陕西）宝光电器有限公司 | Mechanical interlock device of breaker |
| CN203882863U (en) * | 2014-04-02 | 2014-10-15 | 江苏永明电气有限公司 | High-voltage vacuum circuit breaker cabinet pure mechanical interlocking mechanism |
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Application publication date: 20140723 |