CN105244771B - High voltage testing window device and switchgear - Google Patents
High voltage testing window device and switchgear Download PDFInfo
- Publication number
- CN105244771B CN105244771B CN201510729363.3A CN201510729363A CN105244771B CN 105244771 B CN105244771 B CN 105244771B CN 201510729363 A CN201510729363 A CN 201510729363A CN 105244771 B CN105244771 B CN 105244771B
- Authority
- CN
- China
- Prior art keywords
- high pressure
- display device
- charged display
- group
- pressure sensor
- Prior art date
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Special Wing (AREA)
Abstract
The invention belongs to electric field, specifically provides a kind of high voltage testing window device and switchgear, the high voltage testing window device include：Net loop of the door lock circuit, the circuit include：First group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply；Wherein, the firewire of power supply is connect with one end of the first ZH, one end of the other end connection electromagnetic lock of the first ZH, one end of the switch of the other end connection charged display device of electromagnetic lock, the other end of the switch of charged display device connects the other end of the 2nd ZH, the zero curve of one end connection power supply of the 2nd ZH；The A phase input terminals of charged display device connect the A phase high pressure sensors of first group of high pressure sensor, the B phase input terminals of charged display device connect the B phase high pressure sensors of first group of high pressure sensor, and the C phase input terminals of charged display device connect the C phase high pressure sensors of first group of high pressure sensor.The present invention has the advantages that safe.
Description
Technical field
The invention belongs to electric field more particularly to a kind of high voltage testing window device and switchgears.
Background technology
Currently, the had a back door connection opening ways of 35KV and following switchgear are all by five anti-interlockings and corresponding operating process
Open back door after operation, then electrical verification and hanging earthing conductor are carried out, thus there are problems that following aspect：
Back door is once opened, before non-electrical verification, it is necessary to prevent that personnel enter, even across electrical verification, due in certain cabinets
There may be multiloops for the needs of design scheme, so leading to the omission of examination, if operating personnel in this way enter equipment interval, just having can
It can lead to personal electric shock injures and deaths；The scheme of high-voltage board many is (such as：Incoming line cabinet, segmentation cabinet, contact cabinet, voltage cabinet etc.) due to not having
Compulsory mechanical five is anti-, therefore electric blocking, such as electromagnetic lock are generally used in plant design, and the operation of electromagnetic lock is electric
Source is generally configured to AC power, and there are serious unreliable situations；Secondly, elongated due to the use of the time limit, electromagnetic lock is fragile,
Artificial enforced opening back door may thus be caused.
Since most of high-voltage board power failure operation flows are all after operating before first cabinet, to be then turned on back door, last electrical verification；
Again since the number of units of general high voltage cabinet is more, after having been operated before cabinet again after operation cabinet, it is necessary to ensure that the front and back number of cabinet corresponds to, and one
Do not allow to repeat in a station, otherwise will open by mistake the back door at interval；Installation when present high-voltage board design to charged display device
Major part be before cabinet, in this way in open back door, interval whether have electricity, cannot from back door intuitive judgment, considerably increase into
The chance of entering into charged intervals.So the safety coefficient of existing switchgear is low.
Invention content
The purpose of the present invention is to provide a kind of high voltage testing window devices, it is intended to solve switchgear safety in the prior art
The low problem of coefficient.
The invention is realized in this way a kind of high voltage testing window device, the high voltage testing window device include：Net door
Lock loop circuit, the circuit include：First group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH
And power supply；Wherein,
The firewire of power supply is connect with one end of the first fuse protection ZH, and the other end of the first fuse protection ZH connects electromagnetic lock
One end, electromagnetic lock the other end connection charged display device switch one end, the other end of the switch of charged display device
Connect the other end of the second fuse protection ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A of charged display device
Phase input terminal connects the A phase high pressure sensors of first group of high pressure sensor, and the B phase input terminals of charged display device connect first group
The B phase high pressure sensors of high pressure sensor, the C phase input terminals of charged display device connect the C phase height of first group of high pressure sensor
Pressure sensor；
The charged display device GSN includes auxiliary contact, and the auxiliary contact is in first group of high pressure sensor CG
The closed circuit of electromagnetic lock is opened when inputting high-voltage signal.
Optionally, the high voltage testing window device further includes：Second charged display device and second group of high pressure sensor；
Wherein, which is specially：
The firewire of power supply is connect with one end of the first fuse protection ZH, and the other end of the first fuse protection ZH connects electromagnetic lock
One end, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the switch of the second charged display device
The other end connection charged display device switch one end, the switch of charged display device the other end connection second fusing protect
Protect the other end of ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A phase input terminals connection the of charged display device
The A phase high pressure sensors of one group of high pressure sensor, the B phase input terminals of charged display device connect the B of first group of high pressure sensor
Phase high pressure sensor, the C phase high pressure sensors of C phase input terminals first group of high pressure sensor of connection of charged display device, second
The A phase input terminals of charged display device connect the A phase high pressure sensors of second group of high pressure sensor, the second charged display device
B phase input terminals connect the B phase high pressure sensors of second group of high pressure sensor, the C phase input terminals connection of the second charged display device
The C phase high pressure sensors of second group of high pressure sensor.
On the other hand, a kind of switchgear is provided, the switchgear includes high voltage testing window device, the high voltage testing window
Mouthful device includes：Net loop of the door lock circuit, the circuit include：First group of high pressure sensor CG, charged display device GSN, electromagnetism
Lock DSN, fuse protection ZH and power supply；Wherein,
The firewire of power supply is connect with one end of the first fuse protection ZH, and the other end of the first fuse protection ZH connects electromagnetic lock
One end, electromagnetic lock the other end connection charged display device switch one end, the other end of the switch of charged display device
Connect the other end of the second fuse protection ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A of charged display device
Phase input terminal connects the A phase high pressure sensors of first group of high pressure sensor, and the B phase input terminals of charged display device connect first group
The B phase high pressure sensors of high pressure sensor, the C phase input terminals of charged display device connect the C phase height of first group of high pressure sensor
Pressure sensor；
The charged display device GSN includes auxiliary contact, and the auxiliary contact is in first group of high pressure sensor CG
The closed circuit of electromagnetic lock is opened when inputting high-voltage signal.
Optionally, the high voltage testing window device further includes：Second charged display device and second group of high pressure sensor；
Wherein, which is specially：
The firewire of power supply is connect with one end of the first fuse protection ZH, and the other end of the first fuse protection ZH connects electromagnetic lock
One end, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the switch of the second charged display device
The other end connection charged display device switch one end, the switch of charged display device the other end connection second fusing protect
Protect the other end of ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A phase input terminals connection the of charged display device
The A phase high pressure sensors of one group of high pressure sensor, the B phase input terminals of charged display device connect the B of first group of high pressure sensor
Phase high pressure sensor, the C phase high pressure sensors of C phase input terminals first group of high pressure sensor of connection of charged display device, second
The A phase input terminals of charged display device connect the A phase high pressure sensors of second group of high pressure sensor, the second charged display device
B phase input terminals connect the B phase high pressure sensors of second group of high pressure sensor, the C phase input terminals connection of the second charged display device
The C phase high pressure sensors of second group of high pressure sensor.
Above-mentioned technical proposal is used, technical solution provided by the invention increases charged display device at the back door of switchgear,
User very intuitively can see that the inside whether with point, improves safety, so it is with safety from back door in this way
High advantage.
Description of the drawings
Fig. 1 is the net loop of the door lock circuit structure diagram of primary Ioops provided by the invention；
Fig. 2 is the net loop of the door lock circuit structure diagram of secondary circuit provided by the invention；
Fig. 3 is a kind of switch cabinet structure schematic diagram of size provided by the invention；
Fig. 4 is the switch cabinet structure schematic diagram of another size provided by the invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Refering to fig. 1, Fig. 1 is the primary Ioops net door for the high voltage testing window device that the first better embodiment of the invention provides
Lock loop circuit structure diagram, as shown in Figure 1, the high voltage testing window device 1 includes：Net loop of the door lock circuit, the circuit include：
First group of high pressure sensor 10 (CG), charged display device 12 (GSN), electromagnetic lock 13 (DSN), fuse protection ZH14 and power supply
15；Wherein,
The firewire of power supply 15 is connect with one end of the first fuse protection ZH14, the other end connection of the first fuse protection ZH14
One end of electromagnetic lock 13, one end of the switch of the other end connection charged display device 12 of electromagnetic lock 13, charged display device 12
The other end of switch connect the other end of the second fuse protection ZH14, one end connection power supply 15 of the second fuse protection ZH14
Zero curve；The A phase input terminals of charged display device 12 connect the A phase high pressure sensors of first group of high pressure sensor 10, electrification display
The B phase input terminals of device 12 connect first group of high pressure sensor 10B phase high pressure sensor, and the C phases of charged display device 12 input
The C phase high pressure sensors of first group of high pressure sensor 10 of end connection.
Optionally, as shown in Fig. 2, above-mentioned high voltage testing window device further includes：Second charged display device 20 and second
Group high pressure sensor 21；Wherein, which is specially：
The firewire of power supply 15 is connect with one end of the first fuse protection ZH14, the other end connection of the first fuse protection ZH14
One end of electromagnetic lock 13, the other end of electromagnetic lock 13 connect one end of the switch of the second charged display device 20, and the second electrification is aobvious
The switch of showing device 20 the other end connection charged display device 12 switch one end, the switch of charged display device 12 it is another
One end connects the other end of the second fuse protection ZH14, the zero curve of one end connection power supply 15 of the second fuse protection ZH14；Electrification
The A phase input terminals of display device 12 connect the A phase high pressure sensors of first group of high pressure sensor 10, the B of charged display device 12
Phase input terminal connects the B phase high pressure sensors of first group of high pressure sensor 10, the C phase input terminals connection the of charged display device 12
The C phase high pressure sensors of one group of high pressure sensor 10.The A phase input terminals of second charged display device 20 connect second group of high pressure and pass
The A phase high pressure sensors of sensor 21, the B phase input terminals of the second charged display device 20 connect the B of second group of high pressure sensor 21
The C phase input terminals of phase high pressure sensor, the second charged display device 20 connect the C phase high pressures sensing of second group of high pressure sensor 21
Device.
The operation principle of first better embodiment provided by the invention is：According to Fig. 1, Fig. 2 schematic diagram it is found that such as high pressure
There is electricity, then high-voltage signal is passed to by high pressure sensor (CG) by charged display device (GSN), lighted on electrification display first
Light bulb, open simultaneously the auxiliary contact of (GSN), thus open the closed circuit of electromagnetic lock, make electromagnetic lock that can not obtain electric,
Stretching into the electromagnetism lock of movable net door cannot be left on, and make movable net door that can not open, and also can not just pass through movable net door
Entire door cannot also be opened due to being unable to electrical verification by carrying out electrical verification, achieve the purpose that have electricity that cannot open door；If high pressure is without electricity,
Since high pressure sensor (CG) is passed to charged display device (GSN) without high-voltage signal, so the light bulb on electrification display is not
It can be lit, the auxiliary contact (switching) of (GSN) is closed simultaneously, is thus obtained electromagnetic lock electric, is stretched into the electricity of movable net door
Magnetic lock can be left on, and net door movable in this way can be opened, progress electrical verification, electrical verification finishes reaffirm no electricity after, also
Entire door is opened, achievees the purpose that no electric-opening door.
Second better embodiment of the invention also provides a kind of switchgear, and as shown in Figure 3, Figure 4, which includes above-mentioned
High voltage testing window device 1.The concrete structure of the high voltage testing window device is above-mentioned have been clearly stated, and is not being repeated here.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (2)
1. a kind of high voltage testing window device, which is characterized in that the high voltage testing window device includes：Net loop of the door lock electricity
Road, the circuit include：First group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply；
Wherein,
The firewire of power supply is connect with one end of the first fuse protection ZH, and the one of the other end connection electromagnetic lock of the first fuse protection ZH
End, one end of the switch of the other end connection charged display device of electromagnetic lock, the other end connection of the switch of charged display device
The other end of second fuse protection ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A phases of charged display device are defeated
Enter the A phase high pressure sensors of first group of high pressure sensor of end connection, the B phase input terminals of charged display device connect first group of high pressure
The C phase input terminals of the B phase high pressure sensors of sensor, charged display device connect the C phase high pressures biography of first group of high pressure sensor
Sensor；
The charged display device GSN includes auxiliary contact, and the auxiliary contact is inputted in first group of high pressure sensor CG
The closed circuit of electromagnetic lock is opened when high-voltage signal；The high voltage testing window device further includes：Second charged display device and
Second group of high pressure sensor；Wherein, which is specially：
The firewire of power supply is connect with one end of the first fuse protection ZH, and the one of the other end connection electromagnetic lock of the first fuse protection ZH
End, the other end of electromagnetic lock connect one end of the switch of the second charged display device, the switch of the second charged display device it is another
One end connects one end of the switch of charged display device, and the other end of the switch of charged display device connects the second fuse protection ZH
The other end, the second fuse protection ZH one end connection power supply zero curve；The A phase input terminals of charged display device connect first group
The A phase high pressure sensors of high pressure sensor, the B phase input terminals of charged display device connect the B phase height of first group of high pressure sensor
Pressure sensor, the C phase input terminals of charged display device connect the C phase high pressure sensors of first group of high pressure sensor, the second electrification
The A phase input terminals of display device connect the A phase high pressure sensors of second group of high pressure sensor, the B phases of the second charged display device
Input terminal connects the B phase high pressure sensors of second group of high pressure sensor, the C phase input terminals connection second of the second charged display device
The C phase high pressure sensors of group high pressure sensor.
2. a kind of switchgear, which is characterized in that the switchgear includes high voltage testing window device, the high voltage testing window dress
Set including：Net loop of the door lock circuit, the circuit include：First group of high pressure sensor CG, charged display device GSN, electromagnetic lock
DSN, fuse protection ZH and power supply；Wherein,
The firewire of power supply is connect with one end of the first fuse protection ZH, and the one of the other end connection electromagnetic lock of the first fuse protection ZH
End, one end of the switch of the other end connection charged display device of electromagnetic lock, the other end connection of the switch of charged display device
The other end of second fuse protection ZH, the zero curve of one end connection power supply of the second fuse protection ZH；The A phases of charged display device are defeated
Enter the A phase high pressure sensors of first group of high pressure sensor of end connection, the B phase input terminals of charged display device connect first group of high pressure
The C phase input terminals of the B phase high pressure sensors of sensor, charged display device connect the C phase high pressures biography of first group of high pressure sensor
Sensor；
The charged display device GSN includes auxiliary contact, and the auxiliary contact is inputted in first group of high pressure sensor CG
The closed circuit of electromagnetic lock is opened when high-voltage signal；The high voltage testing window device further includes：Second charged display device and
Second group of high pressure sensor；Wherein, which is specially：
The firewire of power supply is connect with one end of the first fuse protection ZH, and the one of the other end connection electromagnetic lock of the first fuse protection ZH
End, the other end of electromagnetic lock connect one end of the switch of the second charged display device, the switch of the second charged display device it is another
One end connects one end of the switch of charged display device, and the other end of the switch of charged display device connects the second fuse protection ZH
The other end, the second fuse protection ZH one end connection power supply zero curve；The A phase input terminals of charged display device connect first group
The A phase high pressure sensors of high pressure sensor, the B phase input terminals of charged display device connect the B phase height of first group of high pressure sensor
Pressure sensor, the C phase input terminals of charged display device connect the C phase high pressure sensors of first group of high pressure sensor, the second electrification
The A phase input terminals of display device connect the A phase high pressure sensors of second group of high pressure sensor, the B phases of the second charged display device
Input terminal connects the B phase high pressure sensors of second group of high pressure sensor, the C phase input terminals connection second of the second charged display device
The C phase high pressure sensors of group high pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510729363.3A CN105244771B (en) | 2015-10-30 | 2015-10-30 | High voltage testing window device and switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510729363.3A CN105244771B (en) | 2015-10-30 | 2015-10-30 | High voltage testing window device and switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105244771A CN105244771A (en) | 2016-01-13 |
| CN105244771B true CN105244771B (en) | 2018-09-28 |
Family
ID=55042307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510729363.3A Active CN105244771B (en) | 2015-10-30 | 2015-10-30 | High voltage testing window device and switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105244771B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2043791U (en) * | 1988-10-04 | 1989-08-30 | 福州市第三电器厂 | Locking device for h.v. live displaying |
| CN201608440U (en) * | 2009-12-29 | 2010-10-13 | 卧龙电气集团股份有限公司 | Safe operation device used for interruption maintenance of high-voltage inverter power cabinet |
| CN203071419U (en) * | 2013-01-31 | 2013-07-17 | 索凌电气有限公司 | Grounding blocking device for dual-purpose incoming and outgoing high-voltage switch cabinet |
| CN204156315U (en) * | 2014-09-25 | 2015-02-11 | 湖北鄂电大全电气设备制造有限公司 | The anti-lockset of a kind of switch cubicle five |
| CN204167698U (en) * | 2014-11-19 | 2015-02-18 | 深圳市东升源电气设备有限公司 | High-voltage board electrization protection device and high-voltage board |
| CN205159824U (en) * | 2015-10-30 | 2016-04-13 | 宜昌市东明电气有限责任公司 | Electric window device and cubical switchboard are tested to high pressure |
-
2015
- 2015-10-30 CN CN201510729363.3A patent/CN105244771B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105244771A (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106941227B (en) | A kind of anti-misoperation short-circuit grounding device easy to carry | |
| CN202059053U (en) | Safety protective lockset of high-voltage electrical switch cabinet | |
| CN106159787A (en) | A kind of closed gas insulated switch cabinet | |
| CN104201571A (en) | Anti-misoperation ground protection mechanism for dry type transformer | |
| CN204044230U (en) | With the high voltage display device that error proof locking system of microcomputer is supporting | |
| CN105244771B (en) | High voltage testing window device and switchgear | |
| CN103942868A (en) | Electrified display access control device applied to 35KV electric switch cabinet | |
| CN204012372U (en) | A kind of safe and reliable box-type substation | |
| CN104241969B (en) | A kind of simple type short-circuit grounding device | |
| CN205159824U (en) | Electric window device and cubical switchboard are tested to high pressure | |
| CN204258054U (en) | Metering cabinet | |
| CN104730482B (en) | A kind of portable high-pressure electrification display experimental rig | |
| CN105337177B (en) | Metering cabinet | |
| CN104332836B (en) | Protection against electric shock ammeter box | |
| CN202633766U (en) | Preassembled case-type transformer substation transformer cabin safety net door blocking device | |
| CN102969659B (en) | Earth connection anti-misoperation apparatus | |
| CN202856168U (en) | Locking device of heavy-current ring main unit | |
| CN207853229U (en) | A kind of electrification display high-tension switch cabinet | |
| CN204203385U (en) | Proving installation | |
| CN203521938U (en) | Mine flameproof and intrinsically safe permanent-magnet high-voltage vacuum distribution apparatus | |
| CN203961519U (en) | High pressure three-phase electrical verification lock | |
| CN203193058U (en) | Secure socket | |
| CN102868113A (en) | High-low-voltage separation box type transformer substation | |
| CN203589546U (en) | Control device for preventing wrong entrance to centrally-arranged high-voltage switch cabinet busbar PT isolating chamber | |
| CN206893542U (en) | A kind of relay false touch prevention device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 443200 Xiannv Industrial Park, Zhijiang City, Yichang City, Hubei Province Patentee after: Hubei Dongming Electric Co.,Ltd. Address before: 443200 Xiannv Industrial Park, Zhijiang City, Yichang City, Hubei Province Patentee before: YICHANG DONGMING ELECTRICAL CO.,LTD. |