CN112233923B - Misoperation preventing device for electric lock cover - Google Patents
Misoperation preventing device for electric lock cover Download PDFInfo
- Publication number
- CN112233923B CN112233923B CN202011263088.8A CN202011263088A CN112233923B CN 112233923 B CN112233923 B CN 112233923B CN 202011263088 A CN202011263088 A CN 202011263088A CN 112233923 B CN112233923 B CN 112233923B
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- Prior art keywords
- locking
- front side
- hole
- sealing plate
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 238000010147 laser engraving Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
- E05B15/0205—Striking-plates, keepers, staples
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to the technical field of power equipment, in particular to an anti-misoperation device for an electric lock cover. The invention has reasonable and compact structure, can realize sealing, limiting, attractive and locking functions on the structure of the original GIS equipment operating mechanism box body, effectively avoids misoperation of GIS electric equipment caused by human factors, ensures normal operation and maintenance of a power station, has low manufacturing cost, can rapidly mount and reform the GIS equipment operating mechanism box body in batches, ensures more compact matching between the locking cover and the sealing plate by the limiting pin and the locking plate, is convenient for prompting an operator by arranging the operation information prompting layer, can mutually verify the operation process when the operator works, effectively avoids misoperation of the operator, has strong reliability, and has the characteristics of safety and high efficiency.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an anti-misoperation device for a power lock cover.
Background
The gas-insulated fully-closed combined electrical appliance GIS is formed by a breaker, an isolating switch, a grounding switch, a bus, a connecting piece and the like, all the devices or parts are sealed in a metal grounding shell, SF6 insulating gas with certain pressure is filled in the device, so that the device is also called as an SF6 fully-closed combined electrical appliance, but an operating mechanism of the device is arranged outside GIS equipment, an operating hole on the operating mechanism can be opened by an operator at will for operation, misoperation of the operator is easy to occur, equipment damage is caused by light power failure in a small range, casualties are caused by heavy power failure, even the system is broken down, the common misoperation prevention usually adopts the form of an electrical interlocking design, a microcomputer misoperation prevention system and a mechanical lock, the mechanical lock is more convenient for maintenance and operation relative to the electrical interlocking design and the microcomputer misoperation prevention system, meanwhile, the manufacturing cost is low, and the device can be quickly installed and reformed in batches on a GIS equipment operating mechanism box body.
Disclosure of Invention
The invention provides an anti-misoperation device for an electric lock cover, which overcomes the defects of the prior art and can effectively solve the problems of equipment failure and casualties caused by easy misoperation of operators in the operation mechanism of the existing gas-insulated fully-closed combined electrical appliance.
The technical scheme of the invention is realized by the following measures: the utility model provides an electric power locking closure anti-misoperation device, which comprises an operation box, a locking closure, a closing plate and a padlock, wherein an operation mechanism for closing and opening a disconnecting switch is arranged in the operation box, a manual shaft which can be manually operated to enable the disconnecting switch to be closed and opened is arranged on the operation mechanism, an operation hole corresponding to the manual shaft is arranged on the front side of the operation box, the locking closure is of a box body structure with a backward opening, an operation information prompt layer is arranged on the front side of the locking closure, a left mounting hole is arranged on the front side of the left part of the locking closure, a right mounting hole is arranged on the front side of the right part of the locking closure, a closing plate is arranged in the locking closure, four connecting holes which are communicated from front to back are uniformly distributed on the front side of the closing plate along the circumferential interval, the front side of the operation box corresponding to the position of the operation hole is provided with fixing threaded holes corresponding to the connecting holes on the sealing plate one by one, the sealing plate and the operation box are fixedly installed together through screws penetrating through the connecting holes and the fixing threaded holes in the corresponding positions, the front side of the right part of the sealing plate is fixedly provided with a limiting pin, the front end of the limiting pin penetrates through the right mounting hole and is positioned in front of the locking cover, the front side of the left part of the sealing plate is fixedly provided with a locking plate, the front end of the locking plate penetrates through the left mounting hole and is positioned in front of the locking cover, the front end of the locking plate is provided with a locking hole penetrating through up and down, and the upper part of the padlock is provided with a locking beam.
The following are further optimizations and/or improvements to the above-described inventive solution:
the sealing plate can be of a rectangular plate-shaped structure, the locking cover is of a rectangular box body structure, and each side edge of the sealing plate is close to the corresponding inner side wall of the locking cover.
The lock hole can be circular, the difference between the distance from the central axis of the lock hole to the rear side of the sealing plate and the radius of the lock hole is a first distance, the distance between the front side and the rear side of the locking cover is a second distance, and the difference between the first distance and the second distance is not greater than the thickness of the sealing plate in the front-rear direction.
The front side of the left part of the operating box corresponding to the upper side position of the manual shaft can be provided with a limit hole which is penetrated from front to back, a limit column used for keeping the closing state or the opening state of the isolating switch is arranged in the limit hole, and the front end of the limit column is fixedly connected with the rear side of the sealing plate.
The front side of the upper part of the operation box can be provided with a display hole which is penetrated from front to back, the front side of the operation box corresponding to the position of the display hole is fixedly provided with an indicator positioned above the sealing plate, and an information display mechanism capable of displaying the state of the isolating switch is arranged in the indicator.
The operation indication board can be fixedly arranged on the front side of the left part of the operation box corresponding to the left side position of the sealing plate, an operation information layer is arranged on the operation indication board, the opening and closing indication board is fixedly arranged on the right part of the operation box corresponding to the right side position of the sealing plate, and an opening and closing information layer is arranged on the opening and closing indication board.
The invention has reasonable and compact structure, can realize sealing, limiting, attractive and locking functions on the structure of the original GIS equipment operating mechanism box body, effectively avoids misoperation of GIS electric equipment caused by human factors, ensures normal operation and maintenance of a power station, has low manufacturing cost, can rapidly mount and reform the GIS equipment operating mechanism box body in batches, ensures more compact matching between the locking cover and the sealing plate by the limiting pin and the locking plate, is convenient for prompting an operator by arranging the operation information prompting layer, can mutually verify the operation process when the operator works, effectively avoids misoperation of the operator, has strong reliability, and has the characteristics of safety and high efficiency.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the padlock of the present invention after the padlock is removed.
Fig. 2 is a schematic diagram of a front view of an operation box according to the present invention.
Fig. 3 is a schematic view of a partially sectioned front view of the locking cap and closure plate of the present invention.
Fig. 4 is a schematic top cross-sectional view of fig. 3.
The codes in the drawings are respectively: 1 is a locking cover, 2 is a sealing plate, 3 is a locking plate, 4 is a limiting pin, 5 is a padlock, 6 is a lock beam, 7 is a connecting hole, 8 is an operation box, 9 is a manual shaft, 10 is a fixing threaded hole, 11 is a limiting hole, 12 is a limiting column, 13 is an indicator, 14 is an operation indication board, 15 is a separation and combination indication board, and 16 is an operation information prompt layer.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described below with reference to examples and figures:
as shown in fig. 1, 2, 3, 4, this electric power locking closure anti-misoperation device includes operation box 8, locking closure 1, shrouding 2 and padlock 5, be equipped with the operating device who is used for isolator combined floodgate and separating brake in the operation box 8, be equipped with the manual axle 9 that can make isolator combined floodgate and separating brake by manual operation on the operating device, the operation box 8 front side is equipped with the operation hole that corresponds with manual axle 9, the operation box 8 front side is equipped with locking closure 1, locking closure 1 is the box body structure of opening backward, locking closure 1 front side is equipped with operation information prompt layer 16, locking closure 1 left part front side is equipped with left mounting hole, locking closure 1 right side front side is equipped with right mounting hole, be equipped with 2 in the locking closure 1, the shrouding 2 front side is equipped with four connecting holes 7 that link up around along circumference interval equipartition, the operation box 8 front side that corresponds the operating hole position is equipped with the fixed screw hole 10 that corresponds one-to-one with shrouding 2, 2 and operation box 8 are equipped with locking closure 1 through wearing to locate connecting hole 7 and the fixed screw 10 that corresponds the position, locking closure 1 front side is equipped with the fixed beam that is located in front side 1 front end that is located the front end that is located at the front end that the locking closure 1 is located at the front end that the locking closure 1 is equipped with the front end 3, the front end that the locking closure 1, the front end that is located front end that the front end that is equipped with the locking closure 1 front end, and has the front end that is equipped with the front end 3.
According to the requirement, the padlock 5 is a prior known technology, the operating mechanism is a prior known technology, such as CJ8-6 double-motor three-station mechanism produced by Tai and electric power equipment limited company, the padlock 5 is a prior known technology, such as a special five-prevention intelligent lock or an intelligent core padlock of Hangzhou Smart technology limited company, the operation information prompt layer 16 can be printed with a manual cover plate on the front side of the locking cover 1 by the prior known laser engraving technology, the manual rocking handle is inserted after the unlocking switch is determined to be powered off, the manual opening and closing operation is performed by rotating the handle according to the indication direction, and the cover plate assembly is restored after the operation is finished. "in the word" is used.
In the use, through such setting, can be on the structure that does not change former GIS equipment operating device box, realize sealed, spacing, pleasing to the eye and shutting function, the maloperation of GIS electrical equipment that has effectively avoided the human factor to cause, guarantee the normal operating and the maintenance of power station, the cost of manufacture is low simultaneously, can install in batches on GIS equipment operating device box fast and reform transform, through setting up connecting hole 7, can be convenient for with the detachable installation of the invention on operation box 8, through setting up the connection position that closing lid 1 can shelter from shrouding 2 and operation box 8, effectively prevent that the operating personnel from dismantling shrouding 2 and directly operating operation box 8 phenomenon, through setting up spacer pin 4 and locking plate 3, can make the cooperation between closing lid 1 and the shrouding 2 compacter, through setting up operation information prompt layer 16, be convenient for carry out the suggestion to operating personnel, can with the operation process mutual verification that is about going on during the operation of operating personnel simultaneously, effectively avoid operating personnel maloperation, the reliability is strong.
The misoperation preventing device of the electric lock cover can be further optimized or/and improved according to actual needs:
as shown in fig. 1, 3 and 4, the sealing plate 2 has a rectangular plate structure, the locking cover 1 has a rectangular box structure, and each side edge of the sealing plate 2 is close to the corresponding inner side wall of the locking cover 1.
In the use process, through the arrangement, the structure of the invention can be more compact, meanwhile, the disassembly difficulty of the sealing plate 2 arranged on the protection object is increased, and the occurrence of misoperation of the protection object is effectively avoided.
As shown in fig. 1, 3 and 4, the lock hole is circular, the difference between the distance from the central axis of the lock hole to the rear side of the sealing plate 2 and the radius of the lock hole is a first distance, the distance between the front side and the rear side of the locking cover 1 is a second distance, and the difference between the first distance and the second distance is not greater than the thickness of the sealing plate 2 in the front-back direction.
In the use process, through the arrangement, the locking cover 1 can completely shield the connecting hole 7 of the sealing plate 2, so that an operator is prevented from disassembling the screw for connecting the protection object and the sealing plate 2, and the protection performance of the invention is improved.
As shown in fig. 1 and 2, a limit hole 11 penetrating from front to back is arranged at the front side of the left part of the operation box 8 corresponding to the upper side of the manual shaft 9, a limit post 12 for keeping the closing state or the opening state of the isolating switch is arranged in the limit hole 11, and the front end of the limit post 12 is fixedly connected with the rear side of the sealing plate 2.
In the use process, through the arrangement, the isolating switch can prevent equipment faults caused by the mutual switching between a closing state and a separating state in the operation process.
As shown in fig. 1 and 2, a display hole penetrating from front to back is provided on the front side of the upper portion of the operation box 8, an indicator 13 located above the sealing plate 2 is fixedly installed on the front side of the operation box 8 corresponding to the position of the display hole, and an information display mechanism capable of displaying the state of the isolating switch is arranged in the indicator 13.
According to the requirement, the indicator 13 is a partially transparent spherical crown-shaped shell structure, the movement in the operating mechanism is synchronously displayed on the indicator 13, and the indicator 13 can be symmetrically printed with a word of opening and closing by the prior known laser engraving technology. In the use process, through the arrangement, an operator confirms the current state of the isolating switch, verifies the consistency of the operation process and the state of the isolating switch, and ensures the operation safety.
As shown in fig. 1 and 2, an operation indication board 14 is fixedly installed on the front side of the left part of the operation box 8 corresponding to the left side position of the sealing plate 2, an operation information layer is arranged on the operation indication board 14, a separation indication board 15 is fixedly installed on the right part of the operation box 8 corresponding to the right side position of the sealing plate 2, and a separation information layer is arranged on the separation indication board 15.
According to the requirement, the operation information layer can be printed with a word of 'separation operation' on the operation indication board 14 through the prior known laser engraving technology, the separation and combination information layer can be printed with a word of 'separation and combination' and a corresponding 'separation and combination arrow' on the separation and combination indication board 15 through the prior known laser engraving technology, and the manual operation is operated according to the arrow direction. In the use, through such setting, be convenient for carry out the suggestion to operating personnel, can verify each other with the operation process that will go on when operating personnel operation simultaneously, effectively avoid operating personnel maloperation.
The technical characteristics form the embodiment of the invention, have stronger adaptability and implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.
Claims (1)
1. The utility model provides an electric power locking closure anti-misoperation device, which is characterized in that the device comprises an operation box, a locking closure, a closing plate and a padlock, wherein an operation mechanism for closing and opening a disconnecting switch is arranged in the operation box, a manual shaft which can be manually operated to close and open the disconnecting switch is arranged on the operation mechanism, an operation hole corresponding to the manual shaft is arranged on the front side of the operation box, the locking closure is of a box body structure with a backward opening, an operation information prompt layer is arranged on the front side of the locking closure, a left mounting hole is arranged on the front side of the left part of the locking closure, a right mounting hole is arranged on the front side of the right part of the locking closure, the closing plate is internally provided with a closing plate, four front-back through connecting holes are uniformly distributed on the front side of the closing plate along the circumferential interval, fixing threaded holes corresponding to the connecting holes on the closing plate are arranged on the front side of the operation box corresponding to the position of the operation hole, the sealing plate and the operation box are fixedly installed together through screws penetrating through the connecting holes and the fixing threaded holes at corresponding positions, a limiting pin with the front end penetrating through the right mounting hole and positioned in front of the locking cover is fixedly installed on the front side of the right part of the sealing plate, a locking plate with the front end penetrating through the left mounting hole and positioned in front of the locking cover is fixedly installed on the front side of the left part of the sealing plate, a locking hole penetrating up and down is arranged at the front end of the locking plate, a locking beam is arranged on the upper part of the padlock, the locking cover and the sealing plate are connected together through the locking beam penetrating through the locking hole, the sealing plate is of a rectangular plate-shaped structure, each side edge of the sealing plate is close to the inner side wall corresponding to the locking cover, the locking hole is of a round shape, the difference between the central axis of the locking hole and the radius of the locking hole is a first distance, the distance between the front side of the locking cover and the rear side of the locking plate is a second distance, the difference between the first distance and the second distance is not larger than the thickness of the sealing plate in front-rear direction and the rear direction, the front side of the left part of the operation box corresponding to the upper side position of the manual shaft is provided with a front-back through limit hole, a limit column used for keeping the closing state or opening state of the isolating switch is arranged in the limit hole, the front end of the limit column is fixedly connected with the rear side of the sealing plate, the front side of the upper part of the operation box is provided with a front-back through display hole, the front side of the operation box corresponding to the position of the display hole is fixedly provided with an indicator positioned above the sealing plate, an information display mechanism capable of displaying the state of the isolating switch is arranged in the indicator, the front side of the left part of the operation box corresponding to the position of the left side of the sealing plate is fixedly provided with an operation indication board, the operation indication board is arranged on the operation indication board, and the right part of the operation box corresponding to the position of the right side of the sealing plate is fixedly provided with an opening and closing indication board, and an opening information layer is arranged on the opening indication board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011263088.8A CN112233923B (en) | 2020-11-12 | 2020-11-12 | Misoperation preventing device for electric lock cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011263088.8A CN112233923B (en) | 2020-11-12 | 2020-11-12 | Misoperation preventing device for electric lock cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112233923A CN112233923A (en) | 2021-01-15 |
| CN112233923B true CN112233923B (en) | 2023-12-29 |
Family
ID=74124850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011263088.8A Active CN112233923B (en) | 2020-11-12 | 2020-11-12 | Misoperation preventing device for electric lock cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112233923B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115898166B (en) * | 2022-12-07 | 2024-08-13 | 贵州电网有限责任公司 | Five-prevention padlock for transformer substation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337390A (en) * | 2013-06-25 | 2013-10-02 | 江苏大全长江电器股份有限公司 | Operating interlocking device of switch single-orifice operating mechanism |
| CN104790774A (en) * | 2015-04-01 | 2015-07-22 | 深圳供电局有限公司 | Padlock mechanism for preventing mistaken disassembly of switch cabinet cover plate |
| CN207250983U (en) * | 2017-10-12 | 2018-04-17 | 瑞熙恩电气（珠海）有限公司 | It is a kind of to operate the high ring main unit of degree of protection |
| CN207530322U (en) * | 2017-10-13 | 2018-06-22 | 国家电网公司 | Switchgear and its cabinet, headlamp anti-explosion cover |
| CN210577033U (en) * | 2019-09-24 | 2020-05-19 | 福建省南平闽延电力建设有限公司电气设备分公司 | Anti-misoperation protection device for grounding switch of high-voltage cabinet |
| CN211670167U (en) * | 2020-05-09 | 2020-10-13 | 佛山市九龙机器有限公司 | Novel take hot protector of pressure type of self-locking function apron |
-
2020
- 2020-11-12 CN CN202011263088.8A patent/CN112233923B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337390A (en) * | 2013-06-25 | 2013-10-02 | 江苏大全长江电器股份有限公司 | Operating interlocking device of switch single-orifice operating mechanism |
| CN104790774A (en) * | 2015-04-01 | 2015-07-22 | 深圳供电局有限公司 | Padlock mechanism for preventing mistaken disassembly of switch cabinet cover plate |
| CN207250983U (en) * | 2017-10-12 | 2018-04-17 | 瑞熙恩电气（珠海）有限公司 | It is a kind of to operate the high ring main unit of degree of protection |
| CN207530322U (en) * | 2017-10-13 | 2018-06-22 | 国家电网公司 | Switchgear and its cabinet, headlamp anti-explosion cover |
| CN210577033U (en) * | 2019-09-24 | 2020-05-19 | 福建省南平闽延电力建设有限公司电气设备分公司 | Anti-misoperation protection device for grounding switch of high-voltage cabinet |
| CN211670167U (en) * | 2020-05-09 | 2020-10-13 | 佛山市九龙机器有限公司 | Novel take hot protector of pressure type of self-locking function apron |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112233923A (en) | 2021-01-15 |
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