CN218447770U - Novel mechanical interlocking structure of SF6 circuit breaker - Google Patents
Novel mechanical interlocking structure of SF6 circuit breaker Download PDFInfo
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- CN218447770U CN218447770U CN202222951744.4U CN202222951744U CN218447770U CN 218447770 U CN218447770 U CN 218447770U CN 202222951744 U CN202222951744 U CN 202222951744U CN 218447770 U CN218447770 U CN 218447770U
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Abstract
The utility model relates to a novel mechanical interlocking structure of SF6 circuit breaker, including support, procedure lock subassembly and the three component part of electromagnetic lock subassembly. The bracket is used for bearing each component and communicating each component with each other; the program lock assembly is arranged on one side surface of the bracket and used for carrying out switch locking operation; the electromagnetic lock assembly penetrates through the bracket and is used for performing electromagnetic locking operation; and the program lock component and the electromagnetic lock component can be independently separated to carry out locking operation. The utility model discloses replace traditional electromagnetic lock with mechanical structure, reduce the use of mechanism left side electrical components, still can avoid the problem of bringing because of components and parts are ageing, circuit damage etc. when effectively saving the whole occupation space of chain structure domain to reduce holistic material cost, increase life. And the operation of separating the program lock assembly from the electromagnetic lock assembly can also simplify the operation steps and reduce the maintenance difficulty.
Description
Technical Field
The utility model relates to a mechanical interlocking structure field, concretely relates to novel mechanical interlocking structure of SF6 circuit breaker.
Background
An electromagnetic lock, also called a magnetic lock, is a linkage structure designed by using the principle of electromagnetism. When current passes through the silicon steel sheet, the electromagnetic lock can generate strong suction force to tightly suck the iron adsorption plate to achieve the locking effect, and the electromagnetic lock can generate large magnetic force as long as small current is used. The indoor electromagnetic lock is an interlocking device of an electric control mechanism for preventing the misoperation of electric appliances of high-voltage switch equipment. The interlocking device is mainly suitable for the front and rear cabinet doors, the isolating switch, the circuit breaker, the grounding wire and other parts needing to be locked of indoor high-voltage switch equipment to realize interlocking, prevents misoperation, and is an indispensable locking device for power generation and power supply departments.
In the prior art, a DSN-AMZ/Y electromagnetic lock is originally adopted to vertically lock a lower door, a DSN-JZ electromagnetic lock transverse lock lower grounding mechanism is additionally arranged on the upper part of the lower door, and a program lock is additionally arranged on the upper part of the lower door for five-prevention interlocking. The novel high-voltage switch has the advantages of large occupied space, high cost, insensitive operation, complex wiring, easiness in damage and difficulty in replacement and maintenance.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a novel mechanical interlocking structure of SF6 circuit breaker to solve the above-mentioned problem that prior art exists.
The technical scheme is as follows: a mechanical interlocking structure of a novel SF6 circuit breaker comprises a support, a program lock assembly and an electromagnetic lock assembly. The bracket is used for bearing each component and communicating each component with each other; the program lock assembly is arranged at one side surface of the bracket and is used for carrying out switch locking operation; the electromagnetic lock assembly penetrates through the support and is used for performing electromagnetic locking operation. And the program lock component and the electromagnetic lock component can be independently separated to carry out locking operation, so that the operation is simpler and faster.
In a further embodiment, the surface of the bracket is provided with two through holes with different sizes, and the two through holes are vertically arranged; the program lock assembly is arranged at the through hole position at the current side of the working direction of the bracket and is used for locking operation at the transverse and upper sides of the working direction of the bracket; the electromagnetic lock component penetrates through the support through a through hole below the working direction of the support and is used for locking operation below the working direction of the support.
In a further embodiment, the program lock assembly comprises four parts, namely a communication block, a program lock rod, a program lock pull sheet and a second bolt. The communication block is hollow and is provided with a plurality of open through holes, and one open through hole is aligned with the through hole above the support in the working direction; the communication block is connected with the side wall of the bracket through a first bolt and is used for connecting the program lock assembly with the bracket and communicating and bearing all parts of the program lock assembly; the program lock rod is hollow, threaded holes are formed in two ends of the program lock rod, and the program lock rod penetrates through the hollow cavity of the communicating block and the first bolt; the program lock shifting piece has a preset bending radian, and one end of the program lock shifting piece is provided with an open through hole; the second bolt penetrates through the open type through hole of the program lock shifting piece and is connected with the threaded hole at one end of the program lock rod, so that the program lock rod is communicated with the program lock shifting piece.
In a further embodiment, the electromagnetic lock assembly includes four parts, namely a housing, an electromagnetic lock rod, a bolt and a third bolt. The shell penetrates through a through hole below the working direction of the support and is fixed with the support through bolts; an open through hole is formed in the shell in the vertical direction in the working direction; the electromagnetic lock rod penetrates through the open through hole of the shell, and a polygonal threaded hole is formed in the upper end of the electromagnetic lock rod in the working direction; one end of the lock tongue is provided with an open through hole, and the open through hole is matched with a polygonal threaded hole at the upper end of the electromagnetic lock rod in the working direction; the third bolt penetrates through the open type through hole of the lock tongue and is connected with the polygonal threaded hole in the upper end of the electromagnetic lock locking rod in the working direction, so that the lock tongue is communicated with the electromagnetic lock locking rod.
In a further embodiment, the housing working surface is provided with an operating cavity having a predetermined operating space; the operating cavity extends to a position close to the open through hole of the shell and is communicated with the open through hole of the shell. The outer surface of the electromagnetic lock rod is sleeved with an operating rod, and a vertical operating handle is arranged on the working surface of the operating rod; the vertical operating handle penetrates through the operating cavity of the shell and extends out of the operating cavity for a preset distance.
In a further embodiment, a lock mechanism shifting piece is arranged at a position with a preset distance on one side of the support, and the lock mechanism shifting piece is special-shaped; the surface of the working face of the lock mechanism shifting piece is provided with a through hole, and a small elastic spring is arranged in the through hole and used for assisting the locking operation of the program lock assembly and the electromagnetic lock assembly.
Has the advantages that: the utility model relates to a novel mechanical interlocking structure of SF6 circuit breaker, including support, procedure lock subassembly and the three component part of electromagnetic lock subassembly. The bracket is used for bearing each component and communicating each component with each other; the program lock assembly is arranged on one side surface of the bracket and used for carrying out switch locking operation; the electromagnetic lock assembly penetrates through the bracket and is used for performing electromagnetic locking operation; and the program lock component and the electromagnetic lock component can be independently separated to carry out locking operation. The utility model discloses replace traditional electromagnetic lock with mechanical structure, reduce the use of mechanism left side electrical components, still can avoid the problem of bringing because of components and parts are ageing, circuit damage etc. when effectively saving the whole occupation space of chain structure domain to reduce holistic material cost, increase life. And the operation of separating the program lock assembly from the electromagnetic lock assembly can also simplify the operation steps and reduce the maintenance difficulty.
Drawings
Fig. 1 is a schematic diagram of the overall split of the present invention.
Fig. 2 is a rear view of the present invention in an unoperated state.
Fig. 3 is a rear view of the dual operating state of the present invention.
Fig. 4 is a rear view of the latch operation state of the program lock assembly of the present invention.
Fig. 5 is a rear view of the electromagnetic lock assembly of the present invention in a locked operative state.
The figures are numbered: the locking device comprises a support 1, a communicating block 2, a program lock rod 3, a program lock shifting piece 4, a first bolt 5, a second bolt 6, a shell 7, an electromagnetic lock rod 8, a lock tongue 9, a third bolt 10, an operation cavity 11, an operation rod 12, a vertical operation handle 13, a lock mechanism shifting piece 14 and a small elastic spring 15.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
The first embodiment is as follows:
the mechanical interlocking mechanism of the novel SF6 circuit breaker provided by the embodiment comprises a bracket 1, a program lock assembly and an electromagnetic lock assembly. The bracket 1 is used for bearing each component and communicating each component with each other; the program lock assembly is arranged on one side surface of the bracket 1 and is used for carrying out switch locking operation; the electromagnetic lock assembly penetrates through the bracket 1 and is used for performing electromagnetic locking operation. And the program lock component and the electromagnetic lock component can be independently separated to carry out locking operation, so that the operation is simpler and faster. The surface of the bracket 1 is provided with two through holes with different sizes, and the two through holes are vertically arranged; the program lock assembly is arranged at the position of the through hole in the working direction of the bracket 1 and is used for locking operation in the transverse and upper directions of the working direction of the bracket 1; the electromagnetic lock assembly penetrates through the support 1 through a through hole below the working direction of the support 1 and is used for locking operation below the working direction of the support 1.
Example two:
on the basis of the first embodiment, the program lock assembly comprises four parts, namely a communication block 2, a program lock rod 3, a program lock pull plate 4 and a second bolt 6. The communication block 2 is hollow and provided with a plurality of open through holes, and one open through hole is aligned with the through hole above the working direction of the bracket 1; the communication block 2 is connected with the side wall of the bracket 1 through a first bolt 5 and is used for connecting the program lock assembly with the bracket 1 and communicating and bearing various parts of the program lock assembly; the program lock rod 3 is hollow, threaded holes are formed in two ends of the program lock rod, and the program lock rod penetrates through the hollow cavity of the communicating block 2 and the first bolt 5; the program lock shifting piece 4 has a preset bending radian, and one end of the program lock shifting piece is provided with an open through hole; the second bolt 6 penetrates through the open type through hole of the program lock shifting piece 4 and is connected with the threaded hole at one end of the program lock rod 3, so that the program lock rod 3 is communicated with the program lock shifting piece 4. In the later operation process, the program lock rod 3 can drive the program lock shifting piece 4 to adjust the operation position of the program lock shifting piece 4, and then the unlocking and locking operation of the program lock component is completed. The electromagnetic lock assembly comprises a shell 7, an electromagnetic lock rod 8, a bolt 9 and a third bolt 10. The shell 7 penetrates through a through hole below the bracket 1 in the working direction and is fixed with the bracket 1 through a bolt; an open through hole is formed in the shell 7 in the vertical direction in the working direction; the electromagnetic lock rod 8 penetrates through the open through hole of the shell 7, and a polygonal threaded hole is formed in the upper end of the electromagnetic lock rod 8 in the working direction; an open through hole is formed in one end of the lock tongue 9 and is matched with a polygonal threaded hole in the upper end of the electromagnetic lock rod 8 in the working direction; the third bolt 10 penetrates through the open type through hole of the lock tongue 9 and is connected with the polygonal threaded hole at the upper end of the electromagnetic lock rod 8 in the working direction, so that the lock tongue 9 is communicated with the electromagnetic lock rod 8. In the later operation process, the electromagnetic lock rod 8 can drive the lock tongue 9 to adjust the operation position, and then the unlocking and locking operation of the electromagnetic lock component is completed. The working surface of the shell 7 is provided with an operation cavity 11 with a preset operation space; the operating cavity 11 extends close to the open through hole of the housing 7 and is in communication with the open through hole of the housing 7. The outer surface of the electromagnetic lock rod 8 is sleeved with an operating rod 12, and the working surface of the operating rod 12 is provided with a vertical operating handle 13; the vertical operating handle 13 penetrates through the operating cavity 11 of the housing 7 and extends out of the operating cavity 11 by a predetermined distance. In the later-stage operation process, the position adjustment of the vertical operating handle 13 in the operation cavity 11 of the shell 7 drives the operation position adjustment of the electromagnetic lock rod 8, so as to drive the operation position adjustment of the lock tongue 9, and further complete the unlocking and locking operations of the electromagnetic lock component. A lock mechanism shifting piece 14 is arranged at a position of a preset distance on one side of the support 1, and the lock mechanism shifting piece 14 is special-shaped; the surface of the working face of the lock mechanism shifting piece 14 is provided with a through hole, and a small elastic spring 15 is arranged in the through hole and used for assisting the locking operation of the program lock assembly and the electromagnetic lock assembly. 14 center departments of latch mechanism plectrum are equipped with the bolt, 14 can rotate around central bolt of latch mechanism plectrum, little elastic spring 15 can be right 14 rotation range of latch mechanism plectrum is injectd, avoids the latch mechanism plectrum 14 with the spring bolt 9 with the distance between the procedure lock plectrum 4 is too big, leads to the procedure lock subassembly with the unable shutting operation that realizes of electromagnetic lock subassembly.
Based on the above embodiment, the utility model discloses a working process as follows: when the unlocking and locking states of the program lock assembly need to be adjusted, firstly, an opening auxiliary piece of the program lock is inserted into the through hole of the communicating block 2 through the through hole above the working direction of the bracket 1, and the program lock rod 3 is adjusted; when needs carry out the shutting operation, make program lock locking lever 3 is in the through-hole of intercommunication piece 2 inwards keep away from the direction of lock mechanism plectrum 14 removes, and then drives program lock plectrum 4 is to being close to the direction of lock mechanism plectrum 14 removes, works as program lock plectrum 4 with when distance between the lock mechanism plectrum 14 reduces to the predetermined range, program lock plectrum 4 with lock mechanism plectrum 14 meets fixedly, accomplishes the shutting operation. When the program lock assembly needs to be unlocked, the steps are only needed to be carried out reversely. When the unlocking and locking states of the electromagnetic lock assembly need to be adjusted, the vertical operating handle 13 is firstly made to move downwards along the operating cavity 11 of the shell 7 towards the working direction of the shell 7, so that the electromagnetic lock rod 8 is driven to move downwards, and the lock tongue 9 is driven to move towards the direction close to the lock mechanism shifting piece 14, so that the lock tongue 9 is connected with the lock mechanism shifting piece 14, and the locking operation of the electromagnetic lock assembly is completed. When the electromagnetic lock assembly is required to be unlocked, the steps are carried out in the reverse direction.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a novel mechanical interlocking structure of SF6 circuit breaker which characterized in that includes:
the bracket is used for bearing and communicating each part;
the program lock assembly is arranged at one side of the bracket and used for carrying out switch locking operation;
the electromagnetic lock assembly penetrates through the bracket and is used for performing electromagnetic locking operation;
the program lock component and the electromagnetic lock component can be separated independently to carry out locking operation.
2. The mechanical interlocking structure of the novel SF6 circuit breaker as claimed in claim 1 further comprising:
two through holes with different sizes are arranged on the surface of the front side of the bracket in the working direction, and the two through holes are vertically arranged; the program lock assembly is arranged at the position of the through hole above the working direction of the bracket; the electromagnetic lock assembly penetrates through the bracket through a through hole below the working direction of the bracket.
3. The mechanical interlocking structure of the novel SF6 circuit breaker as claimed in claim 2, wherein said program lock assembly includes:
the communication block is hollow and provided with a plurality of open through holes, and one open through hole is aligned with the through hole above the working direction of the support; the communicating block is connected with the side wall of the bracket through a first bolt;
the program lock rod is hollow, threaded holes are formed in two ends of the program lock rod, and the program lock rod penetrates through the hollow cavity of the communicating block and the first bolt;
the program lock shifting piece is provided with a preset bending radian, and one end of the program lock shifting piece is provided with an open through hole;
and the second bolt penetrates through the open type through hole of the program lock shifting sheet and is connected with the threaded hole at one end of the program lock rod.
4. The mechanical interlocking structure of the novel SF6 circuit breaker as claimed in claim 2, said electromagnetic lock assembly including:
the shell penetrates through a through hole below the working direction of the bracket and is fixed with the bracket through a bolt; an open through hole is formed in the shell in the vertical direction in the working direction;
the electromagnetic lock rod penetrates through the open through hole of the shell, and a polygonal threaded hole is formed in the upper end of the electromagnetic lock rod in the working direction;
one end of the lock tongue is provided with an open through hole and is matched with a polygonal threaded hole at the upper end of the electromagnetic lock rod in the working direction;
and the third bolt penetrates through the open through hole of the lock tongue and is connected with the polygonal threaded hole at the upper end of the electromagnetic lock rod in the working direction.
5. The mechanical interlocking structure of the novel SF6 circuit breaker as claimed in claim 4 wherein:
the working surface of the shell is provided with an operation cavity with a preset operation space; the operation cavity extends to the position close to the shell open type through hole and is communicated with the shell open type through hole;
the outer surface of the electromagnetic lock rod is sleeved with an operating rod, and a vertical operating handle is arranged on the working surface of the operating rod; the vertical operating handle penetrates through the operating cavity of the shell and extends out of the operating cavity for a preset distance.
6. The mechanical interlocking structure of the novel SF6 circuit breaker as claimed in claim 1 further comprising:
a lock mechanism shifting piece is arranged at a position of a preset distance on one side of the support and is special-shaped; the surface of the working face of the shifting piece of the lock mechanism is provided with a through hole, and a small elastic spring is arranged in the through hole and used for assisting the locking operation of the program lock component and the electromagnetic lock component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222951744.4U CN218447770U (en) | 2022-11-07 | 2022-11-07 | Novel mechanical interlocking structure of SF6 circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222951744.4U CN218447770U (en) | 2022-11-07 | 2022-11-07 | Novel mechanical interlocking structure of SF6 circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218447770U true CN218447770U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222951744.4U Active CN218447770U (en) | 2022-11-07 | 2022-11-07 | Novel mechanical interlocking structure of SF6 circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218447770U (en) |
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2022
- 2022-11-07 CN CN202222951744.4U patent/CN218447770U/en active Active
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