CN103474876B - 10 kilovolts of electric power complete set of equipments anti-misoperation lockings - Google Patents
10 kilovolts of electric power complete set of equipments anti-misoperation lockings Download PDFInfo
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- CN103474876B CN103474876B CN201310402195.8A CN201310402195A CN103474876B CN 103474876 B CN103474876 B CN 103474876B CN 201310402195 A CN201310402195 A CN 201310402195A CN 103474876 B CN103474876 B CN 103474876B
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- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 230000003139 buffering effect Effects 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
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Abstract
The present invention relates to a kind of anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, become with powered group by metering cabinet, it is characterized in that: between metering cabinet door and powered cabinet isolating switch, install mechanical blocking lock, the operating mechanism of powered cabinet isolating switch is coordinated with metering cabinet Xiamen by mechanical linkage lock; Install a sensitive switch inside metering cabinet door, the power supply signal of sensitive switch is connected with the voltage transformer in powered cabinet, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm above the incoming line cabinet being arranged on powered cabinet.It has mechanical interlocking and electromagnetism warning function, achieves the anti-error dual fail-safe of the high-voltage meter person, effectively avoids personal electric shock casualty accident.
Description
Technical field
The present invention relates to the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, for 10 kilovolts of electric power complete set of equipments.
Background technology
10 kilovolts of high-voltage electric-energy meter in-site installation, maintenance, maintenance work, there is the small-sized dispersion of operation field, multi-point and wide-ranging, the concrete single work on the spot time is shorter, being responsible for operate high pressure equipment by Electricity customers electrician personnel and being implemented the features such as safety measure, there are some potential safety hazards in work on the spot.Under running status, the general level of the health of subscriber equipment varies, the quality of managerial attention degree and electrician personnel is uneven, cause " two tickets " system in safety management to be difficult to real implementing user, cause ensureing that the organiztion measure of electric energy metrical field work safe is difficult to implement completely; Find in work, Electricity customers 10 kilovolts of incomplete situations of high-tension apparatus ubiquity safety protection facility, the incoming line cabinet of many high pressure clients only adopts artificial padlock protection method, due to long neglected and in disrepair, the reason of mismanagement, lockset is incomplete or hard-to-use situation is a lot, if staff lacks again enough awareness of safety, do not fulfil necessary safety measure, just easy mistakenly entering charged chamber, cause human casualty accident.According to statistics, in the security incident of Jin Liangnian State Grid Corporation of China, electric energy metrical and the ratio of high pressure client power utility check specialty shared by personal electric shock casualty accident very high, and present ascendant trend.
The anti-misoperation locking device with " five prevent " function guarantees the person and device security, prevents misoperation, false touch from touching the important technique measure of charging equipment by mistake, at present, the links of electrical production extensively adopts the anti-misoperation locking device with " five prevent " function, based on technological means, stop people and be misoperation, touch the Developing mainstream that charging equipment has also become electric power safety management by mistake.And in electric power meter part, not anti-misoperation locking device between high-voltage metering cubicle and inlet wire on-load switch, causes generation personnel mistakenly entering charged chamber, touch, the probability of false touch charging equipment increases by mistake, very easily there is personal electric shock casualty accident.
Summary of the invention
The object of the present invention is to provide a kind of anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, it has mechanical interlocking and electromagnetism warning function, achieves the anti-error dual fail-safe of the high-voltage meter person, effectively avoids personal electric shock casualty accident.
Technical scheme of the present invention is achieved in that the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, become with powered group by metering cabinet, it is characterized in that: between metering cabinet door and powered cabinet isolating switch, install mechanical blocking lock, the operating mechanism of powered cabinet isolating switch is coordinated with metering cabinet Xiamen by mechanical linkage lock; Install a sensitive switch inside metering cabinet door, the power supply signal of sensitive switch is connected with the voltage transformer in powered cabinet, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm above the incoming line cabinet being arranged on powered cabinet.
Described mechanical linkage lock is made up of guidance panel, isolated operation hole, connecting rod, interlocking locking bar, handle hole baffle mechanism, door buffering top board, interlock connecting lever, back-moving spring, rotating shaft; Wherein guidance panel is fixed on the cabinet door of powered cabinet, guidance panel has isolated operation hole, door buffering top board is fixed on metering cabinet and coordinates with interlock connecting lever lower end, interlock connecting lever upper end links with interlocking locking bar, connecting rod is fixed on interlocking locking bar, and interlocking locking bar withstands on the handle hole baffle mechanism that is arranged in isolated operation hole; Interlocking locking bar is provided with spring, and rotating shaft is connected with interlocking locking bar and is fixed on cashier's office in a shop powered.
Good effect of the present invention is; Ensure field operation personal safety, realize the target of electric energy metrical work on the spot essential safety, effectively avoid personal electric shock casualty accident.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is mechanical linkage lock construction figure of the present invention.
Fig. 3 is guidance panel local structural graph of the present invention.
Fig. 4 is handle hole baffle mechanism local structural graph of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described: as shown in Figure 1, the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, become with powered group by metering cabinet, it is characterized in that: between metering cabinet door 1 and powered cabinet 2 isolating switch, install mechanical blocking lock 3, the operating mechanism of powered cabinet 2 isolating switch is coordinated with metering cabinet Xiamen by mechanical linkage lock 3; Install a sensitive switch inside metering cabinet door 1, the power supply signal of sensitive switch is connected with the voltage transformer in powered cabinet 2, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm above the incoming line cabinet being arranged on powered cabinet 2.
As shown in Figure 2,3, 4, described mechanical linkage lock 3 is made up of guidance panel 3-1, isolated operation hole 3-2, connecting rod 3-3, interlocking locking bar 3-4, handle hole baffle mechanism 3-5, door buffering top board 3-6, interlock connecting lever 3-7, back-moving spring 3-8, rotating shaft 3-9; Wherein guidance panel 3-1 is fixed on the cabinet door of powered cabinet 2, guidance panel 3-1 has isolated operation hole 3-2, door buffering top board 3-6 is fixed on metering cabinet 1 and coordinates with interlock connecting lever 3-7 lower end, interlock connecting lever 3-7 upper end links with interlocking locking bar, connecting rod 3-3 is fixed on interlocking locking bar 3-4, and interlocking locking bar 3-4 withstands on the handle hole baffle mechanism 3-5 that is arranged in the 3-2 of isolated operation hole; Interlocking locking bar 3-4 is provided with spring 3-10, and rotating shaft 3-9 is connected with interlocking locking bar 3-4 and is fixed on powered cabinet 2.
When metering cabinet 1 opens the door, door buffering top board 3-6 promotes interlocking connecting lever 3-4, and interlock connecting lever 3-4 is rotated counterclockwise.Interlock connecting lever 3-7 upper end links with interlocking locking bar 3-4, due to door closing motion, interlock connecting lever 3-7 rotates, back-moving spring 3-8 works, interlocking locking bar 3-4 is turned clockwise, handle hole baffle mechanism 3-5 unlocks by the locking bar 3-4 that now interlocks, and handle hole baffle mechanism 3-5 is opened from isolated operation hole 3-2, now can disconnecting switch operation.Otherwise door is opened, and handle hole baffle mechanism 3-5 is blocked, and can not operate isolating switch.In a word, only have metering cabinet 1 just can disconnecting switch operation in the state of closing, guarantee the safety of operating personnel.
Its course of work is as follows:
1. powered cabinet isolating switch and the mechanical linkage of metering cabinet door are locked.
Isolating switch is when closing position, and metering cabinet 1 Xiamen can not be opened; Isolating switch is when open position, and metering cabinet 1 Xiamen can be opened.Powered cabinet 2 isolating switch and metering cabinet 1 concrete interlock method as follows:
when metering cabinet 1 Xiamen is in open mode, interlocking locking bar 3-4 resets, and metering cabinet 1 pins the isolated operation hole 3-2 of powered cabinet isolating switch by interlocking locking bar 3-4, now can not operate powered cabinet isolating switch.
when metering cabinet 1 Xiamen is in closed condition, the isolated operation hole 3-2 of the powered cabinet 2 isolating switch locking bar 3-4 that interlocked opens, and now can operate isolating switch.
when powered cabinet 2 isolating switch is in closure state (now metering cabinet is charged interval), interlocking locking bar 3-41 is depressed, and pins metering cabinet door, metering cabinet 1 cannot be opened, prevent operating personnel's mistakenly entering charged chamber; When powered cabinet isolating switch is in separated position, metering cabinet 1 can be opened.
2. electromagnetic error preventive warning function.
For ensureing the personal safety of electric energy metrical field operation personnel, metering cabinet door is being set and the mechanical linkage of powered cabinet isolating switch is locked on the basis of 3, set up again another layer of protection---electric-magnetic lock, namely inside metering cabinet door, a sensitive switch (its power supply signal takes from the voltage transformer in powered cabinet) is installed, be connected with electromagnetic mode with the acoustic-optic alarm be installed on above incoming line cabinet, under powered cabinet and the charged situation of metering cabinet, do not consider the mechanical interlocking effect of metering cabinet, if attempt to open metering cabinet cabinet door, sensitive switch will start acoustooptic alarm system, remind operating personnel's equipment live, avoid mistakenly entering charged chamber.
Claims (1)
- The anti-misoperation locking of 1.10 kilovolts of electric power complete set of equipments, become with powered group by metering cabinet, it is characterized in that: between metering cabinet door and powered cabinet isolating switch, install mechanical blocking lock, the operating mechanism of powered cabinet isolating switch is coordinated with metering cabinet Xiamen by mechanical linkage lock; Install a sensitive switch inside metering cabinet door, the power supply signal of sensitive switch is connected with the voltage transformer in powered cabinet, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm above the incoming line cabinet being arranged on powered cabinet; Wherein mechanical linkage lock is made up of guidance panel, isolated operation hole, connecting rod, interlocking locking bar, handle hole baffle mechanism, door buffering top board, interlock connecting lever, back-moving spring, rotating shaft; Wherein guidance panel is fixed on the cabinet door of powered cabinet, guidance panel has isolated operation hole, door buffering top board is fixed on metering cabinet and coordinates with interlock connecting lever lower end, interlock connecting lever upper end links with interlocking locking bar, connecting rod is fixed on interlocking locking bar, and interlocking locking bar withstands on the handle hole baffle mechanism that is arranged in isolated operation hole; Interlocking locking bar is provided with spring, and rotating shaft is connected with interlocking locking bar and is fixed on cashier's office in a shop powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310402195.8A CN103474876B (en) | 2013-09-06 | 2013-09-06 | 10 kilovolts of electric power complete set of equipments anti-misoperation lockings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310402195.8A CN103474876B (en) | 2013-09-06 | 2013-09-06 | 10 kilovolts of electric power complete set of equipments anti-misoperation lockings |
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| Publication Number | Publication Date |
|---|---|
| CN103474876A CN103474876A (en) | 2013-12-25 |
| CN103474876B true CN103474876B (en) | 2015-12-09 |
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| CN201310402195.8A Active CN103474876B (en) | 2013-09-06 | 2013-09-06 | 10 kilovolts of electric power complete set of equipments anti-misoperation lockings |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113990688B (en) * | 2021-10-28 | 2024-04-12 | 许昌许继软件技术有限公司 | Cabinet door interlocking device for switch equipment and switch equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201315261Y (en) * | 2008-11-27 | 2009-09-23 | 常州市明及电气技术开发有限公司 | Isolation switch and cabinet door interlocking mechanism |
| CN201535941U (en) * | 2009-09-22 | 2010-07-28 | 上海梅山钢铁股份有限公司 | Automatic anti-misoperation alarm device of high voltage switch cabinet |
| CN203481627U (en) * | 2013-09-06 | 2014-03-12 | 吉林省电力有限公司长春供电公司 | 10KV electric power complete equipment misoperation-preventive lock |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000032619A (en) * | 1998-07-10 | 2000-01-28 | Yaskawa Electric Corp | Interlock apparatus of switchboard |
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2013
- 2013-09-06 CN CN201310402195.8A patent/CN103474876B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201315261Y (en) * | 2008-11-27 | 2009-09-23 | 常州市明及电气技术开发有限公司 | Isolation switch and cabinet door interlocking mechanism |
| CN201535941U (en) * | 2009-09-22 | 2010-07-28 | 上海梅山钢铁股份有限公司 | Automatic anti-misoperation alarm device of high voltage switch cabinet |
| CN203481627U (en) * | 2013-09-06 | 2014-03-12 | 吉林省电力有限公司长春供电公司 | 10KV electric power complete equipment misoperation-preventive lock |
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| CN103474876A (en) | 2013-12-25 |
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