CN203423091U - Anti-misoperation mechanism used for box-type high-voltage switchgear - Google Patents
Anti-misoperation mechanism used for box-type high-voltage switchgear Download PDFInfo
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- CN203423091U CN203423091U CN201320384815.5U CN201320384815U CN203423091U CN 203423091 U CN203423091 U CN 203423091U CN 201320384815 U CN201320384815 U CN 201320384815U CN 203423091 U CN203423091 U CN 203423091U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 abstract description 4
- 125000006850 spacer group Chemical group 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Abstract
The utility model discloses an anti-misoperation mechanism used for a box-type high-voltage switchgear. The anti-misoperation mechanism used for the box-type high-voltage switchgear includes a switch cabinet body provided with an upper hole and a lower hole. The inner wall of the switch cabinet body is provided with an interlocking board (9) capable of sliding. The interlocking board (9) is provided with an upper isolation switch operation hole (91) and a grounding switch operation hole (92). The upper isolation switch operation hole (91) is corresponding to the upper hole while the grounding switch operation hole (92) is corresponding to the lower hole. The anti-misoperation mechanism used for the box-type high-voltage switchgear also includes a first enclosing device enclosing the upper hole and a second enclosing device enclosing the lower hole. According to the utility model, only one operation path is provided and an operator can be guided for operation.
Description
Technical field
The utility model belongs to box type high-voltage switch cubicle apparatus field, relates in particular to a kind of misoperation-proof mechanism for box type high-voltage switchgear.
Background technology
Along with the development of power supply technique, require power supply unit operation sequence more reliable, simplify, positive guide operating personnel operate, and avoid operating personnel to carry out misoperation to equipment, easily cause the damage of equipment.The operation of upper isolating switch, lower isolating switch or the earthed switch in indoor box-type high-pressure metal sealing switch equipment at present adopts operation board integrated mechanism to operate (as shown in Figure 5), this kind of operating mechanism can not guide operating personnel to carry out associative operation, and operation sequence is more loaded down with trivial details, operating personnel need read over operating instruction before operation, just can carry out associative operation, strictly by operating procedure, operate, otherwise can cause the damage of equipment.A major loop scheme of the compositions such as above isolation, vacuum circuit-breaker, earthed switch is example: concrete operation step is as follows: power operation: 1. by vacuum circuit-breaker separating brake; 2. handle is rotated to " maintenance " position by " work " position; 3. press spacer pin, in operating grip update hole, along separating brake direction operation operation board, minute upper isolation; 4. press spacer pin, in operating grip update hole, along combined floodgate direction operation operation board, close earthed switch; 5. by handle by " maintenance " position rotation to " disjunction locking " position, now can enter and in cabinet, carry out associated maintenance inspection operation.If carry out power transmission operation, on the contrary aforesaid operations program.
Use this operating mechanism to have following shortcoming: (one) complex operation: before operation board or operation board are operated, need to first complete corresponding auxiliary operation: 1. rotating handles is to relevant position; 2. press spacer pin, eliminate locking; Require like this operating personnel to know mode of operation and the step of this kind of operating mechanism, for the personnel that are unfamiliar with this operating mechanism, need to read over operation sequence explanation, strictly operate in order, because operating procedure is many, easily there is misoperation, cause operating mechanism to damage.(2) efficiency is not high: operating personnel need read over operation sequence explanation in operation, and correct decision operation program expends certain hour in the repairing work of seizing every minute and second, thereby reduces operating efficiency; (3) anti-misoperation belongs to " passive type ": 1. operating personnel read over operating instruction, just can carry out associative operation after knowing operation sequence, can not positive guide operating personnel operate; 2. because handle hole is unobstructed, at any time all can update handle, there is the risk of misoperation; 3. spacer pin is corresponding one by one with operation board, while operating arbitrary operation board, need press corresponding spacer pin, just can operate, otherwise can damage operating mechanism after release.
Utility model content
Technical problem to be solved in the utility model is the misoperation-proof mechanism for box type high-voltage switchgear that a kind of positive guide operating personnel operated, only had unique courses of action.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of misoperation-proof mechanism for box type high-voltage switchgear, comprise switch cubicle body, described switch cubicle body is provided with upper hole and bottom hole, switch cubicle inner body wall is provided with slidably junction panel, described junction panel is provided with isolator operation hole and earthed switch handle hole, and upper isolator operation hole is corresponding with upper hole, and earthed switch handle hole is corresponding with bottom hole; Also comprise first locking device in closed upper portion hole and the second locking device of sealing bottom hole.
Described the first locking device comprises the first operating axis, first connecting rod and the first baffle plate, described the first operating axis is arranged in switch cubicle body, and can freely rotate, the position of the first operating axis is corresponding with upper hole, on described the first operating axis, be connected with the first connecting lever, described the first connecting lever and first connecting rod one end are hinged, the other end of described first connecting rod and first baffle plate one end are hinged, the described first baffle plate other end and switch cubicle body are hinged, and the length of described the first baffle plate can be blocked earthed switch handle hole.
Described the second locking device comprises the second operating axis, second connecting rod and second baffle, described the second operating axis is arranged in switch cubicle body, and can freely rotate, the position of the second operating axis is corresponding with bottom hole, on described the second operating axis, be connected with the second connecting lever, described the second connecting lever and second connecting rod one end are hinged, the other end of described second connecting rod and second baffle one end are hinged, the described second baffle other end and switch cubicle body are hinged, and the length of described second baffle can be blocked isolator operation hole.
The utility model has the advantage of, 1. easy and simple to handle: when needs operate, without operating personnel's decision operation program, can to operate, thereby improve operating efficiency.2. " active " anti-misoperation: in order to stop operating personnel's misoperation, ensure the security of operation of switchgear and operation maintainer's safety, only in the situation that switchgear possesses service conditions, just can switching devices carry out switching operation, and operation sequence is gone operation by " active " misoperation-proof mechanism guiding operating personnel, only have unique courses of action, without operating personnel, judge that successively operation in proper order.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of misoperation-proof mechanism for box type high-voltage switchgear of the utility model;
Fig. 2 is vacuum circuit-breaker gate-dividing state structural representation;
Fig. 3 is upper isolating switch separating brake, grounding switch tripping status architecture schematic diagram;
Fig. 4 is upper isolating switch separating brake, earthed switch "on" position structural representation;
Fig. 5 is prior art structural representation;
Mark in above-mentioned figure is: 1, the first operating axis, the 2, second operating axis, the 3, first connecting lever, 4, first connecting rod, 5, second baffle, 6, second connecting rod, the 7, second connecting lever, the 8, first baffle plate, 9, junction panel, 91, upper isolator operation hole, 92, earthed switch handle hole.
Embodiment
Fig. 1 is the structural representation of a kind of misoperation-proof mechanism for box type high-voltage switchgear of the utility model, comprise switch cubicle body, switch cubicle body is provided with upper hole and bottom hole, switch cubicle inner body wall is provided with slidably junction panel 9, junction panel 9 is provided with isolator operation hole 91 and earthed switch handle hole 92, upper isolator operation hole 91 is corresponding with upper hole, and earthed switch handle hole 92 is corresponding with bottom hole; Also comprise first locking device in closed upper portion hole and the second locking device of sealing bottom hole.
The first locking device comprises the first operating axis 1, first connecting rod 4 and the first baffle plate 8, the first operating axis 1 is arranged in switch cubicle body, and can freely rotate, the position of the first operating axis 1 is corresponding with upper hole, on the first operating axis 1, be connected with the first connecting lever 3, the first connecting levers 3 hinged with first connecting rod 4 one end, the other end of first connecting rod 4 and first baffle plate 8 one end are hinged, first baffle plate 8 other ends and switch cubicle body are hinged, and the length of the first baffle plate 8 can be blocked earthed switch handle hole 92.
The second locking device comprises the second operating axis 2, second connecting rod 6 and second baffle 5, the second operating axis 2 is arranged in switch cubicle body, and can freely rotate, the position of the second operating axis 2 is corresponding with bottom hole, on the second operating axis 2, be connected with the second connecting lever 7, the second connecting levers 7 hinged with second connecting rod 6 one end, the other end of second connecting rod 6 and second baffle 5 one end are hinged, second baffle 5 other ends and switch cubicle body are hinged, and the length of second baffle 5 can be blocked isolator operation hole 91.
Operation principle: power operation: 1. by vacuum circuit-breaker separating brake: junction panel 9 is opened under associated mechanisms takes to, handle hole on junction panel 9 overlaps with the handle hole on switch cubicle body, can the lever operated upper isolating switch of update, earthed switch handle hole 92 is blocked by the first baffle plate 8, as shown in Figure 2; 2. update handle, along separating brake direction operation the first operating axis 1, divides upper isolating switch, and now the first connecting lever 3 drives first connecting rods 4 to open the first baffle plate 8, as shown in Figure 3; 3. go up after isolating switch separating brake, the first baffle plate 8 is opened, and update handle, along combined floodgate direction operation the second operating axis 2, closes earthed switch, and now the second connecting lever 7 drives second connecting rod 6 to close second baffle 5, and upper isolator operation hole 91 is blocked, as shown in Figure 4; Now power operation is complete, can enter and in cabinet, carry out associated maintenance inspection operation.If carry out power transmission operation, on the contrary aforesaid operations program.
Adopt after such structure, 1. easy and simple to handle: when needs operate, without operating personnel's decision operation program, can to operate, thereby improve operating efficiency.2. " active " anti-misoperation: in order to stop operating personnel's misoperation, ensure the security of operation of switchgear and operation maintainer's safety, only in the situation that switchgear possesses service conditions, just can switching devices carry out switching operation, and operation sequence is gone operation by " active " misoperation-proof mechanism guiding operating personnel, only have unique courses of action, without operating personnel, judge that successively operation in proper order.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection range of the present utility model.
Claims (3)
1. the misoperation-proof mechanism for box type high-voltage switchgear, comprise switch cubicle body, it is characterized in that, described switch cubicle body is provided with upper hole and bottom hole, switch cubicle inner body wall is provided with slidably junction panel (9), described junction panel (9) is provided with isolator operation hole (91) and earthed switch handle hole (92), and upper isolator operation hole (91) is corresponding with upper hole, and earthed switch handle hole (92) is corresponding with bottom hole; Also comprise first locking device in closed upper portion hole and the second locking device of sealing bottom hole.
2. the misoperation-proof mechanism for box type high-voltage switchgear as claimed in claim 1, it is characterized in that, described the first locking device comprises the first operating axis (1), first connecting rod (4) and the first baffle plate (8), described the first operating axis (1) is arranged in switch cubicle body, and can freely rotate, the position of the first operating axis (1) is corresponding with upper hole, on described the first operating axis (1), be connected with the first connecting lever (3), described the first connecting lever (3) is hinged with first connecting rod (4) one end, the other end of described first connecting rod (4) and the first baffle plate (8) one end are hinged, described the first baffle plate (8) other end and switch cubicle body are hinged, the length of described the first baffle plate (8) can be blocked earthed switch handle hole (92).
3. the misoperation-proof mechanism for box type high-voltage switchgear as claimed in claim 1 or 2, it is characterized in that, described the second locking device comprises the second operating axis (2), second connecting rod (6) and second baffle (5), described the second operating axis (2) is arranged in switch cubicle body, and can freely rotate, the position of the second operating axis (2) is corresponding with bottom hole, on described the second operating axis (2), be connected with the second connecting lever (7), described the second connecting lever (7) is hinged with second connecting rod (6) one end, the other end of described second connecting rod (6) and second baffle (5) one end are hinged, described second baffle (5) other end and switch cubicle body are hinged, the length of described second baffle (5) can be blocked isolator operation hole (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384815.5U CN203423091U (en) | 2013-06-28 | 2013-06-28 | Anti-misoperation mechanism used for box-type high-voltage switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384815.5U CN203423091U (en) | 2013-06-28 | 2013-06-28 | Anti-misoperation mechanism used for box-type high-voltage switchgear |
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| Publication Number | Publication Date |
|---|---|
| CN203423091U true CN203423091U (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320384815.5U Expired - Fee Related CN203423091U (en) | 2013-06-28 | 2013-06-28 | Anti-misoperation mechanism used for box-type high-voltage switchgear |
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| CN (1) | CN203423091U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851665A (en) * | 2015-04-30 | 2015-08-19 | 浙江博为电气有限公司 | Isolating switch and grounding witch operating system |
| CN106057519A (en) * | 2016-05-05 | 2016-10-26 | 安徽远拓电气设备制造有限公司 | Power distribution cabinet interlocking mechanism |
| CN106783279A (en) * | 2015-11-20 | 2017-05-31 | Abb技术有限公司 | For the mechanical interlocks and high-tension switch gear of high-tension switch gear |
| CN107578937A (en) * | 2017-10-27 | 2018-01-12 | 成都亨通兆业精密机械有限公司 | A kind of high-voltage combined electrical apparatus disconnecting switch and breaker interlocking mechanism |
| CN111192785A (en) * | 2019-12-20 | 2020-05-22 | 河南平高电气股份有限公司 | A mechanical locking device for isolating switch and earthing switch |
-
2013
- 2013-06-28 CN CN201320384815.5U patent/CN203423091U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851665A (en) * | 2015-04-30 | 2015-08-19 | 浙江博为电气有限公司 | Isolating switch and grounding witch operating system |
| CN106783279A (en) * | 2015-11-20 | 2017-05-31 | Abb技术有限公司 | For the mechanical interlocks and high-tension switch gear of high-tension switch gear |
| CN106783279B (en) * | 2015-11-20 | 2018-10-23 | Abb瑞士股份有限公司 | Mechanical interlocks and high-tension switch gear for high-tension switch gear |
| CN106057519A (en) * | 2016-05-05 | 2016-10-26 | 安徽远拓电气设备制造有限公司 | Power distribution cabinet interlocking mechanism |
| CN106057519B (en) * | 2016-05-05 | 2018-01-23 | 安徽远拓电气设备制造有限公司 | Power distribution cabinet interlocking mechanism |
| CN107578937A (en) * | 2017-10-27 | 2018-01-12 | 成都亨通兆业精密机械有限公司 | A kind of high-voltage combined electrical apparatus disconnecting switch and breaker interlocking mechanism |
| CN111192785A (en) * | 2019-12-20 | 2020-05-22 | 河南平高电气股份有限公司 | A mechanical locking device for isolating switch and earthing switch |
| CN111192785B (en) * | 2019-12-20 | 2021-12-17 | 河南平高电气股份有限公司 | Mechanical locking device for isolating switch and grounding switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20200628 |