CN205159824U - Electric window device and cubical switchboard are tested to high pressure - Google Patents
Electric window device and cubical switchboard are tested to high pressure Download PDFInfo
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- CN205159824U CN205159824U CN201520860426.4U CN201520860426U CN205159824U CN 205159824 U CN205159824 U CN 205159824U CN 201520860426 U CN201520860426 U CN 201520860426U CN 205159824 U CN205159824 U CN 205159824U
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- high pressure
- pressure sensor
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Abstract
The utility model belongs to electric field specifically provides an electric window device and cubical switchboard are tested to high pressure, the high pressure is tested electric window device and is included: net lock return circuit circuit, this circuit includes: the first high pressure sensor CG of group, live display device GSN, electromagnetic lock DSN, fusing protection ZH and power, wherein, the live wire of power is connected with a ZH's one end, and the one end of electromagnetic lock is connected to a ZH's the other end, and the one end of live display device's switch is connected to the other end of electromagnetic lock, and the 2nd ZH's the other end is connected to the other end of live display device's switch, zero line that the 2nd ZH's one end was connected, the first high pressure sensor's of group A looks high pressure sensor is connected to live display device's A looks input, and the first high pressure sensor's of group B looks high pressure sensor is connected to live display device's B looks input, and the first high pressure sensor's of group C looks high pressure sensor is connected to live display device's C looks input. The utility model has the advantages of the security is high.
Description
Technical field
The utility model belongs to electric field, particularly relates to a kind of high voltage testing window device and switch cubicle.
Background technology
At present, the opening ways that has a back door connection of 35kV and following switch cubicle is all terminate rear open back door by five anti-interlockings and corresponding operating process operation, then carries out electrical verification and hanging earthing conductor, so just deposits problem in the following areas:
Back door, once open, before non-electrical verification, must be strictly on guard against that personnel enter, even if through electrical verification, because in some cabinet, the needs of design may exist multiloop, so cause the omission of examination, if operating personnel's access arrangement interval like this, just likely cause personal electric shock injures and deaths; The many scheme of high-voltage board (as: incoming line cabinet, segmentation cabinet, contact cabinet, voltage cabinet etc.) is not owing to having compulsory mechanical five to prevent, therefore generally electric blocking is adopted when plant design, such as electromagnetic lock., and the operating power of electromagnetic lock is generally designed to AC power, there is serious unreliable situation; Secondly, because service life is elongated, electromagnetic lock is fragile, so just may cause artificial enforced opening back door.
Because most of high-voltage board power failure operation flow process is all after operation terminates before first cabinet, then open back door, last electrical verification; Number of units again due to general high voltage cabinet is more, after operating cabinet again, must ensure that before and after cabinet, numbering is corresponding, and not allow repetition in a station, otherwise will open by mistake the back door at interval before cabinet after having operated; Be before cabinet to the installation major part of charged display device during the design of present high-voltage board, like this when open back door, whether interval has electricity, from back door intuitive judgment, can not considerably increase the chance into entering into charged intervals.So the coefficient of safety of existing switch cubicle is low.
Utility model content
The purpose of this utility model is to provide a kind of high voltage testing window device, is intended to solve the low problem of prior art breaker in middle cabinet coefficient of safety.
The utility model realizes like this, a kind of high voltage testing window device, described high voltage testing window device comprises: net loop of the door lock circuit, and this circuit comprises: first group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply; Wherein,
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply; The A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, and the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor.
Optionally, described high voltage testing window device also comprises: the second charged display device and second group of high pressure sensor; Wherein, this high voltage testing window device is specially:
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the other end of the switch of the second charged display device connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply, the A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor, the A phase input of the second charged display device connects the A phase high pressure sensor of second group of high pressure sensor, the B phase input of the second charged display device connects the B phase high pressure sensor of second group of high pressure sensor, the C phase input of the second charged display device connects the C phase high pressure sensor of second group of high pressure sensor.
On the other hand, a kind of switch cubicle is provided, described switch cubicle comprises high voltage testing window device, and described high voltage testing window device comprises: net loop of the door lock circuit, and this circuit comprises: first group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply; Wherein,
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply; The A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, and the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor.
Optionally, described high voltage testing window device also comprises: the second charged display device and second group of high pressure sensor; Wherein, this high voltage testing window device is specially:
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the other end of the switch of the second charged display device connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply, the A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor, the A phase input of the second charged display device connects the A phase high pressure sensor of second group of high pressure sensor, the B phase input of the second charged display device connects the B phase high pressure sensor of second group of high pressure sensor, the C phase input of the second charged display device connects the C phase high pressure sensor of second group of high pressure sensor.
Use technique scheme, the technical scheme that the utility model provides increases charged display device at the back door of switch cubicle, and such user just can see whether the inside is with a little, improves fail safe, so it has the high advantage of fail safe very intuitively from back door.
Accompanying drawing explanation
Fig. 1 is the net loop of the door lock circuit structure diagram of the primary Ioops that the utility model provides;
Fig. 2 is the net loop of the door lock circuit structure diagram of the secondary circuit that the utility model provides;
The switch cabinet structure schematic diagram of a kind of size that Fig. 3 provides for the utility model;
The switch cabinet structure schematic diagram of the another kind of size that Fig. 4 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Consult Fig. 1, the primary Ioops net loop of the door lock circuit structure diagram of the high voltage testing window device that Fig. 1 provides for the utility model first better embodiment, as shown in Figure 1, this high voltage testing window device 1 comprises: net loop of the door lock circuit, and this circuit comprises: 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 live wire of power supply 15 is connected with one end of the first fuse protection ZH14, the other end of the first fuse protection ZH14 connects one end of electromagnetic lock 13, the other end of electromagnetic lock 13 connects one end of the switch of charged display device 12, the other end of the switch of charged display device 12 connects the other end of the second fuse protection ZH14, and one end of the second fuse protection ZH14 connects the zero line of power supply 15; The A phase input of charged display device 12 connects the A phase high pressure sensor of first group of high pressure sensor 10, the B phase input of charged display device 12 connects first group of high pressure sensor 10B phase high pressure sensor, and the C phase input of charged display device 12 connects the C phase high pressure sensor of first group of high pressure sensor 10.
Optionally, as shown in Figure 2, above-mentioned high voltage testing window device also comprises: the second charged display device 20 and second group of high pressure sensor 21; Wherein, this high voltage testing window device is specially:
The live wire of power supply 15 is connected with one end of the first fuse protection ZH14, the other end of the first fuse protection ZH14 connects one end of electromagnetic lock 13, the other end of electromagnetic lock 13 connects one end of the switch of the second charged display device 20, the other end of the switch of the second charged display device 20 connects one end of the switch of charged display device 12, the other end of the switch of charged display device 12 connects the other end of the second fuse protection ZH14, and one end of the second fuse protection ZH14 connects the zero line of power supply 15; The A phase input of charged display device 12 connects the A phase high pressure sensor of first group of high pressure sensor 10, the B phase input of charged display device 12 connects the B phase high pressure sensor of first group of high pressure sensor 10, and the C phase input of charged display device 12 connects the C phase high pressure sensor of first group of high pressure sensor 10.The A phase input of the second charged display device 20 connects the A phase high pressure sensor of second group of high pressure sensor 21, the B phase input of the second charged display device 20 connects the B phase high pressure sensor of second group of high pressure sensor 21, and the C phase input of the second charged display device 20 connects the C phase high pressure sensor of second group of high pressure sensor 21.
The operation principle of the first better embodiment that the utility model provides is: according to Fig. 1, Fig. 2 schematic diagram is known, as height is pressed with electricity, then by high pressure sensor (CG), high-voltage signal is imported into charged display device (GSN), first the bulb on electrification display is lighted, open the auxiliary contact of (GSN) simultaneously, so just open the closed-loop path of electromagnetic lock, electromagnetic lock cannot be obtained electric, the electromagnetic lock tapered end stretching into movable net door can not be opened left, movable net door cannot be opened, also just electrical verification cannot be carried out by movable net door, due to can not electrical verification, also just whole door can not be opened, reaching has electricity can not the object of door capable of being opened, if high pressure is without electricity, because high pressure sensor (CG) does not have high-voltage signal to import charged display device (GSN) into, so the bulb on electrification display can not be lit, the auxiliary contact (i.e. switch) of (GSN) closes simultaneously, electromagnetic lock is so just made to obtain electric, the electromagnetic lock tapered end stretching into movable net door can be opened left, so movable net door just can be opened, carry out electrical verification, electrical verification is complete to be reaffirmed without after electricity, also just open whole door, reach the object without electric-opening door.
The utility model second better embodiment also provides a kind of switch cubicle, and as shown in Figure 3, Figure 4, this switch cubicle comprises above-mentioned high voltage testing window device 1.The concrete structure of this high voltage testing window device is above-mentioned to be clearly stated, and is not repeating here.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (4)
1. a high voltage testing window device, is characterized in that, described high voltage testing window device comprises: net loop of the door lock circuit, and this circuit comprises: first group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply; Wherein,
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply; The A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, and the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor.
2. high voltage testing window device according to claim 1, is characterized in that, described high voltage testing window device also comprises: the second charged display device and second group of high pressure sensor; Wherein, this high voltage testing window device is specially:
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the other end of the switch of the second charged display device connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply, the A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor, the A phase input of the second charged display device connects the A phase high pressure sensor of second group of high pressure sensor, the B phase input of the second charged display device connects the B phase high pressure sensor of second group of high pressure sensor, the C phase input of the second charged display device connects the C phase high pressure sensor of second group of high pressure sensor.
3. a switch cubicle, it is characterized in that, described switch cubicle comprises high voltage testing window device, and described high voltage testing window device comprises: net loop of the door lock circuit, and this circuit comprises: first group of high pressure sensor CG, charged display device GSN, electromagnetic lock DSN, fuse protection ZH and power supply; Wherein,
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply; The A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, and the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor.
4. switch cubicle according to claim 3, is characterized in that, described high voltage testing window device also comprises: the second charged display device and second group of high pressure sensor; Wherein, this high voltage testing window device is specially:
The live wire of power supply is connected with one end of the first fuse protection ZH, the other end of the first fuse protection ZH connects one end of electromagnetic lock, the other end of electromagnetic lock connects one end of the switch of the second charged display device, the other end of the switch of the second charged display device connects one end of the switch of charged display device, the other end of the switch of charged display device connects the other end of the second fuse protection ZH, and one end of the second fuse protection ZH connects the zero line of power supply, the A phase input of charged display device connects the A phase high pressure sensor of first group of high pressure sensor, the B phase input of charged display device connects the B phase high pressure sensor of first group of high pressure sensor, the C phase input of charged display device connects the C phase high pressure sensor of first group of high pressure sensor, the A phase input of the second charged display device connects the A phase high pressure sensor of second group of high pressure sensor, the B phase input of the second charged display device connects the B phase high pressure sensor of second group of high pressure sensor, the C phase input of the second charged display device connects the C phase high pressure sensor of second group of high pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520860426.4U CN205159824U (en) | 2015-10-30 | 2015-10-30 | Electric window device and cubical switchboard are tested to high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520860426.4U CN205159824U (en) | 2015-10-30 | 2015-10-30 | Electric window device and cubical switchboard are tested to high pressure |
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| Publication Number | Publication Date |
|---|---|
| CN205159824U true CN205159824U (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520860426.4U Expired - Fee Related CN205159824U (en) | 2015-10-30 | 2015-10-30 | Electric window device and cubical switchboard are tested to high pressure |
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| CN (1) | CN205159824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244771A (en) * | 2015-10-30 | 2016-01-13 | 宜昌市东明电气有限责任公司 | High-voltage electroscope window apparatus and switch cabinet |
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2015
- 2015-10-30 CN CN201520860426.4U patent/CN205159824U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244771A (en) * | 2015-10-30 | 2016-01-13 | 宜昌市东明电气有限责任公司 | High-voltage electroscope window apparatus and switch cabinet |
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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: 20160413 Termination date: 20211030 |