CN203481627U - 10KV electric power complete equipment misoperation-preventive lock - Google Patents
10KV electric power complete equipment misoperation-preventive lock Download PDFInfo
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- CN203481627U CN203481627U CN201320553120.5U CN201320553120U CN203481627U CN 203481627 U CN203481627 U CN 203481627U CN 201320553120 U CN201320553120 U CN 201320553120U CN 203481627 U CN203481627 U CN 203481627U
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- lock
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- 230000005611 electricity Effects 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects 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
- 230000009977 dual effect Effects 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 utility model relates to a 10KV electric power complete equipment misoperation-preventive lock which is formed by a measuring cabinet and an electricity receiving cabinet. The 10KV electric power complete equipment misoperation-preventive lock is characterized in that a mechanical linkage lock is mounted between a measuring cabinet door and an isolating switch of the electricity receiving cabinet, an operation mechanism of the isolating switch of the electricity receiving cabinet is matched with a lower door of the measuring cabinet through the mechanical linkage lock, a microswitch is mounted on the inner side of the measuring cabinet, the power source signal of the microswitch is connected with a voltage transformer in the electricity receiving cabinet, and the microswitch is connected with a sound-light alarm device above an incoming line cabinet of the electricity receiving cabinet in an electromagnetic mode. The 10KV electric power complete equipment misoperation-preventive lock has the functions of mechanical interlocking and electromagnetic alarming, the double insurance of personal safety and misoperation prevention of a high voltage measuring device are achieved, and casualty accidents of electric shock of persons are avoided effectively.
Description
Technical field
The utility model 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
The on-the-spot installation of 10 kilovolts of high-voltage electric-energy meters, 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, by electricity consumption client electrician personnel, being responsible for operate high pressure equipment 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, managerial attention degree and electrician personnel's quality is uneven, cause " two tickets " system in safety management to be difficult to real implementing user, cause the organiztion measure that guarantees electric energy metrical field work safe to be difficult to implement completely; In work, find, 10 kilovolts of incomplete situations of high-tension apparatus ubiquity safety protection facility of electricity consumption client, many high pressure clients' incoming line cabinet 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, causes human casualty accident.According to statistics in the security incident of ，Jin Liangnian State Grid Corporation of China, the shared ratio of electric energy metrical and the personal electric shock casualty accident of high pressure client power utility check specialty is very high, and presents ascendant trend.
The anti-misoperation locking device with " five anti-" function is to guarantee the person and device security, prevent that misoperation, false touch from touching the important technique measure of charging equipment by mistake, at present, the links of electrical production has extensively adopted the anti-misoperation locking device with " five is anti-" function, take technological means as main, stop people for misoperation, touch the Developing mainstream that charging equipment has also become electric power safety management by mistake.And in electric power meter part, anti-misoperation locking device not 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, and personal electric shock casualty accident very easily occurs by mistake.
Summary of the invention
The purpose of this utility model is to provide a kind of anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, and it has mechanical interlocking and electromagnetism warning function, has realized the anti-error dual fail-safe of the high-voltage meter person, effectively avoids personal electric shock casualty accident.
The technical solution of the utility model is achieved in that the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, by metering cabinet with become by electric group, it is characterized in that: at metering cabinet door and be subject to, between electric cabinet isolating switch, mechanical blocking lock is installed, by mechanical linkage lock, coordinated with metering cabinet Xiamen by the operating mechanism of electric cabinet isolating switch; A sensitive switch is installed in metering cabinet door inner side, and the power supply signal of sensitive switch is connected with the voltage transformer in being subject to electric cabinet, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm that is arranged on the incoming line cabinet top that is subject to electric cabinet.
Described mechanical linkage lock is comprised 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 that is subject to electric cabinet, on guidance panel, have 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 being arranged in isolated operation hole; Interlocking locking bar is provided with spring, and rotating shaft is connected and is fixed on the locking bar of interlocking and is subject to electricity cashier's office in a shop.
Good effect of the present utility model is; Guarantee 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 utility model.
Fig. 2 is mechanical linkage lock construction figure of the present utility model.
Fig. 3 is guidance panel local structural graph of the present utility model.
Fig. 4 is handle hole baffle mechanism local structural graph of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described: as shown in Figure 1, the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments, by metering cabinet with become by electric group, it is characterized in that: at metering cabinet door 1 and be subject to, between electric cabinet 2 isolating switches, mechanical blocking lock 3 is installed, be subject to the operating mechanism of electric cabinet 2 isolating switches to lock 3 by mechanical linkage and coordinate with metering cabinet Xiamen; A sensitive switch is installed in metering cabinet door 1 inner side, and the power supply signal of sensitive switch is connected with the voltage transformer in being subject to electric cabinet 2, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm that is arranged on the incoming line cabinet top that is subject to electric cabinet 2.
As shown in Figure 2,3, 4, described mechanical linkage lock 3 is comprised 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 that is subject to electric cabinet 2, on guidance panel 3-1, have 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, it is upper that 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 being 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 and is fixed on the locking bar 3-4 that interlocks and is subject on electric 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 rotation, back-moving spring 3-8 works, the locking bar 3-4 that makes to interlock turns clockwise, now interlock locking bar 3-4 by handle hole baffle mechanism 3-5 release, and handle hole baffle mechanism 3-5 is opened from isolated operation hole 3-2, now can disconnecting switch operation.Otherwise door is opened, handle hole baffle mechanism 3-5 is blocked, and can not operate isolating switch.In a word, only have the metering cabinet 1 just can disconnecting switch operation at the state of closing, guarantee operating personnel's safety.
Its course of work is as follows:
1. locked by electric cabinet isolating switch and the mechanical linkage of metering cabinet door.
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.Be subject to electric cabinet 2 isolating switches and 1 concrete interlock method of metering cabinet as follows:
when being subject to electric cabinet 2 isolating switches in closure state (now metering cabinet is charged interval), interlocking locking bar 3-41 is depressed, and pins metering cabinet door, and 1 of metering cabinet cannot be opened, and prevents operating personnel's mistakenly entering charged chamber; When being subject to electric cabinet isolating switch in separated position, 1 of metering cabinet can be opened.
2. electromagnetic error preventive warning function.
For guaranteeing electric energy metrical field operation personnel's personal safety, metering cabinet door is being set and is being subject on the basis of electric cabinet isolating switch mechanical linkage lock 3, set up again another layer of protection---electric-magnetic lock, in metering cabinet door inner side, a sensitive switch (its power supply signal is taken from the voltage transformer being subject in electric cabinet) is installed, be connected with electromagnetic mode with the acoustic-optic alarm that is installed on incoming line cabinet top, be subject in the charged situation of electric cabinet and 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 (2)
- The anti-misoperation locking of 1.10 kilovolts of electric power complete set of equipments, by metering cabinet with become by electric group, it is characterized in that: at metering cabinet door and be subject to, between electric cabinet isolating switch, mechanical blocking lock is installed, by mechanical linkage lock, coordinated with metering cabinet Xiamen by the operating mechanism of electric cabinet isolating switch; A sensitive switch is installed in metering cabinet door inner side, and the power supply signal of sensitive switch is connected with the voltage transformer in being subject to electric cabinet, and sensitive switch is connected with electromagnetic mode with the acoustic-optic alarm that is arranged on the incoming line cabinet top that is subject to electric cabinet.
- 2. according to the anti-misoperation locking of 10 kilovolts of electric power complete set of equipments described in claim 1, it is characterized in that described mechanical linkage lock is comprised 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 that is subject to electric cabinet, on guidance panel, have 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 being arranged in isolated operation hole; Interlocking locking bar is provided with spring, and rotating shaft is connected and is fixed on the locking bar of interlocking and is subject to electricity cashier's office in a shop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553120.5U CN203481627U (en) | 2013-09-06 | 2013-09-06 | 10KV electric power complete equipment misoperation-preventive lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320553120.5U CN203481627U (en) | 2013-09-06 | 2013-09-06 | 10KV electric power complete equipment misoperation-preventive lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481627U true CN203481627U (en) | 2014-03-12 |
Family
ID=50229883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320553120.5U Expired - Lifetime CN203481627U (en) | 2013-09-06 | 2013-09-06 | 10KV electric power complete equipment misoperation-preventive lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481627U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474876A (en) * | 2013-09-06 | 2013-12-25 | 吉林省电力有限公司长春供电公司 | 10KV electric power complete equipment misoperation-preventive lock |
| CN105337177A (en) * | 2014-08-14 | 2016-02-17 | 国家电网公司 | Metering cabinet |
| CN105610056A (en) * | 2016-01-29 | 2016-05-25 | 江苏省电力公司东台市供电公司 | Valve alarm apparatus for centrally installed switchgear |
| CN109427495A (en) * | 2017-08-31 | 2019-03-05 | 施耐德电器工业公司 | Electrical control cabinet, the mechanical door interlock of driving mechanism and method for it |
| CN111129972A (en) * | 2019-12-30 | 2020-05-08 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
-
2013
- 2013-09-06 CN CN201320553120.5U patent/CN203481627U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474876A (en) * | 2013-09-06 | 2013-12-25 | 吉林省电力有限公司长春供电公司 | 10KV electric power complete equipment misoperation-preventive lock |
| CN103474876B (en) * | 2013-09-06 | 2015-12-09 | 吉林省电力有限公司长春供电公司 | 10 kilovolts of electric power complete set of equipments anti-misoperation lockings |
| CN105337177A (en) * | 2014-08-14 | 2016-02-17 | 国家电网公司 | Metering cabinet |
| CN105337177B (en) * | 2014-08-14 | 2018-05-08 | 国家电网公司 | Metering cabinet |
| CN105610056A (en) * | 2016-01-29 | 2016-05-25 | 江苏省电力公司东台市供电公司 | Valve alarm apparatus for centrally installed switchgear |
| CN109427495A (en) * | 2017-08-31 | 2019-03-05 | 施耐德电器工业公司 | Electrical control cabinet, the mechanical door interlock of driving mechanism and method for it |
| CN111129972A (en) * | 2019-12-30 | 2020-05-08 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
| CN111129972B (en) * | 2019-12-30 | 2021-11-23 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20151209 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |