CN213782724U - Ring main unit outdoor switch station - Google Patents
Ring main unit outdoor switch station Download PDFInfo
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- CN213782724U CN213782724U CN202022547815.5U CN202022547815U CN213782724U CN 213782724 U CN213782724 U CN 213782724U CN 202022547815 U CN202022547815 U CN 202022547815U CN 213782724 U CN213782724 U CN 213782724U
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- top cover
- interlayer
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- metal cabinet
- interlayer top
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Abstract
An outdoor ring main unit switching station, comprising: the metal cabinet body is formed by an aluminum-zinc-coated steel plate or a stainless steel plate and is enclosed into a rectangle, and a metal door made of the same material is arranged on the front surface of the metal cabinet body; the interlayer top cover is arranged on the top surface of the metal cabinet body, the length of the interlayer top cover is greater than that of the top surface of the metal cabinet body, the width of the interlayer top cover is greater than that of the top surface of the metal cabinet body, and a top ventilation opening is formed in the bottom surface of the interlayer top cover; the SF6 sampler is arranged on the rear side of the switch cabinet in the metal cabinet body above the cable groove in the metal cabinet body and is used for collecting the SF6 discharge condition of the switch cabinet; the shutter loose plate is arranged in the interlayer top cover above the bottom surface of the interlayer top cover, is used for controlling the state of the top ventilation opening and is in sliding connection with the interlayer top cover; and the movable driving motor is arranged on the side edge of the shutter plate in the interlayer top cover, is in transmission connection with the shutter plate and is electrically connected with the SF6 sampler.
Description
Technical Field
The utility model relates to an environment-friendly switch station design, concretely relates to looped netowrk cabinet outdoor switch station.
Background
The sulfur hexafluoride SF6 gas has good chemical stability, excellent insulating property and arc extinguishing property, and is widely applied to high-voltage electrical equipment such as gas-insulated combined electrical appliances and high-voltage switches as an insulating medium. Under the condition of normal operation, the pure SF6 gas has few decomposition products, when the pure SF6 gas coexists with a metal material, trace decomposition is likely to occur at 200 ℃, and the SF6 gas is extracted from the tested equipment for detection, so that the concentration of the gas is reduced, and the insulation and arc extinguishing effects are affected.
Although the existing switch cabinet is designed to be of a closed SF6 gas filling type, SF6 gas still leaks in normal operation, and therefore, devices for monitoring the density of SF6 gas in the air, such as an on-line monitoring device, are added in a switch station for maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a to current switch station only detect SF6 gas and not directly seal the body of standing and designed a looped netowrk cabinet outdoor switch station through the interior SF6 gas concentration self-closing switch station state of ventilating of detection station reduce environmental pollution.
An outdoor ring main unit switching station, comprising:
the metal cabinet body is formed by an aluminum-zinc-coated steel plate or a stainless steel plate and is enclosed into a rectangle, and a metal door made of the same material is arranged on the front surface of the metal cabinet body;
the interlayer top cover is arranged on the top surface of the metal cabinet body, the length of the interlayer top cover is greater than that of the top surface of the metal cabinet body, the width of the interlayer top cover is greater than that of the top surface of the metal cabinet body, and a top ventilation opening is formed in the bottom surface of the interlayer top cover;
the SF6 sampler is arranged on the rear side of the switch cabinet in the metal cabinet body above the cable groove in the metal cabinet body and is used for collecting the SF6 discharge condition of the switch cabinet;
the shutter loose plate is arranged in the interlayer top cover above the bottom surface of the interlayer top cover, is used for controlling the state of the top ventilation opening and is in sliding connection with the interlayer top cover;
and the movable driving motor is arranged on the side edge of the shutter plate in the interlayer top cover, is in transmission connection with the shutter plate and is electrically connected with the SF6 sampler.
The metal cabinet body adopts an aluminum-zinc-coated steel plate or a stainless steel plate, so that the metal cabinet body has strong corrosion resistance, and the box body parts are all metal plates which are riveted or connected by bolts, so that the metal cabinet body is not easy to deform.
The top cover of the interlayer adopts a double-layer structure, and the bottom surface of the interlayer is provided with a vent, so that an air channel from the cabinet door to the top is formed in the box; the top cover has the drainage angle of being greater than 3 degrees and makes things convenient for the rainwater to discharge.
The SF6 sample is gaseous to carry out the sampling test to incasement SF6 at the SF6 sample ware, and the activity drive motor drive tripe loose plate covers the vent in the intermediate layer top cap and seals the wind channel when detecting that the incasement appears SF6 gas, makes SF6 gas maintain in the box, when having maintained the cubical switchboard gas concentration in the cubical switchboard, has avoided gas leakage to cause environmental pollution, retrieves with gaseous utensil of recovery when waiting for the maintainer to overhaul and can increase the gaseous rate of recovery of SF 6.
Preferably, the top surface of the top cover of the interlayer has a drainage angle larger than 3 degrees, and the top surface is covered with a solar cell panel;
the solar cell panel is electrically connected with the SF6 sampler.
The support of a low-voltage circuit is reduced, and the mixing of the high-voltage circuit and the low-voltage circuit is avoided.
Preferably, the middle point of the bottom surface of the interlayer top cover is overlapped with the middle point of the top surface of the metal cabinet body, and the four groups of top ventilation openings are arranged on the bottom surface of the interlayer top cover which is not overlapped on the metal cabinet body;
the number of the louver movable plates is four, the distance between the holes on the louver movable plates is matched with the distance between the top ventilation openings, the installation position of the louver movable plates is matched with the position of the top ventilation openings which are arranged in groups, and the long edge of the louver movable plates is provided with a toothed belt;
the movable driving motors are arranged on the vertical surface of the interlayer top cover in multiples of four, the machine body is fixedly connected with the interlayer top cover side plate, the movable end faces downwards, a gear is arranged on the movable end, and the gear is matched with the upper toothed belt of the louver movable plate.
The beneficial effects of the utility model reside in that: the SF6 gas concentration in the station is estimated by carrying out SF6 gas detection on possible gas outlets of the ring main unit, so that whether the gas outlets in the station are closed or not is judged, the number of SF6 leaked from the station can be effectively reduced, and the problem of environmental pollution outside the switch station is solved; meanwhile, due to the solar panel, an extra power supply is not needed in the station to reduce the power supply pressure of the low-voltage side.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the top cover internal vent of the present invention;
FIG. 3 is a schematic view of the structure of the vertical plate of the present invention;
in the figure: 1. The movable type multifunctional cabinet comprises a metal cabinet body, 2 an interlayer top cover, 3 a cabinet door, 4 a louver-shaped ventilation opening, 5 a movable driving motor, 6 a louver movable plate, 7 a sliding rail, 8 a vertical movable plate, 9 a vertical driving motor, 10 and a balance weight.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, the ring main unit outdoor switching station includes:
the metal cabinet body 1 is formed by an aluminum-zinc-coated steel plate or a stainless steel plate and is enclosed into a rectangle, and a metal door made of the same material is arranged on the front surface of the metal cabinet body;
the interlayer top cover 2 is arranged on the top surface of the metal cabinet body 1, the length of the interlayer top cover is greater than that of the top surface of the metal cabinet body 1, the width of the interlayer top cover is greater than that of the top surface of the metal cabinet body 1, and a top ventilation opening is formed in the bottom surface of the interlayer top cover;
the SF6 sampler is arranged on the rear side of a switch cabinet in the metal cabinet body 1 above a cable trough in the metal cabinet body 1 and is used for collecting the SF6 discharge condition of the switch cabinet;
the shutter loose plate 6 is arranged in the interlayer top cover 2 above the bottom surface of the interlayer top cover 2, is used for controlling the state of a top ventilation opening and is in sliding connection with the interlayer top cover 2;
and the movable driving motor 5 is arranged on the side edge of the shutter 6 in the interlayer top cover 2, is in transmission connection with the shutter 6 and is electrically connected with the SF6 sampler.
The metal cabinet body 1 adopts an aluminum-zinc-coated steel plate or a stainless steel plate, so that the metal cabinet body has strong corrosion resistance, and the box body parts are all metal plates which are riveted or connected by bolts, so that the metal cabinet body is not easy to deform.
The interlayer top cover 2 adopts a double-layer structure, and the bottom surface of the interlayer top cover is provided with a vent, so that an air channel from the cabinet door 3 to the top is formed in the cabinet; the top cap has 4 degrees drainage angles to facilitate rainwater drainage.
The SF6 sampler is used for sampling and detecting SF6 gas in the box, when SF6 gas is detected in the box, the movable driving motor 5 drives the shutter plate 6 to shield the ventilation opening in the interlayer top cover 2 to seal the air duct, so that the SF6 gas is maintained in the box body, the gas concentration of a switch cabinet in a switch station is maintained, meanwhile, the environmental pollution caused by gas leakage is avoided, and the recovery rate of the SF6 gas can be increased by recovering a gas recovery appliance when maintenance personnel overhaul the gas.
The top surface of the interlayer top cover 2 has a drainage angle of 4 degrees, and a solar cell panel is covered on the top surface;
the solar cell panel is electrically connected with the SF6 sampler.
The support of a low-voltage circuit is reduced, and the mixing of the high-voltage circuit and the low-voltage circuit is avoided.
The middle point of the bottom surface of the interlayer top cover 2 is overlapped with the middle point of the top surface of the metal cabinet body 1, and the top ventilation openings are four groups and are arranged on the bottom surface of the interlayer top cover 2 which is not overlapped on the metal cabinet body 1;
the number of the louver movable plates 6 is four, the distance between the holes on the louver movable plates 6 is matched with the distance between the top ventilation openings, the installation position of the louver movable plates 6 is matched with the position of the top ventilation openings which are arranged in groups, and the long edge of each louver movable plate 6 is provided with a toothed belt;
the movable driving motors 5 are arranged on the vertical surface of the interlayer top cover 2 in multiples of four, the machine body is fixedly connected with the side plate of the interlayer top cover 2, the movable end faces downwards, a gear is arranged on the movable end, and the gear is matched with the upper toothed belt of the shutter movable plate 6.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The utility model provides an outdoor switch station of looped netowrk cabinet which characterized in that includes:
the metal cabinet body is formed by an aluminum-zinc-coated steel plate or a stainless steel plate and is enclosed into a rectangle, and a metal door made of the same material is arranged on the front surface of the metal cabinet body;
the interlayer top cover is arranged on the top surface of the metal cabinet body, the length of the interlayer top cover is greater than that of the top surface of the metal cabinet body, the width of the interlayer top cover is greater than that of the top surface of the metal cabinet body, and a top ventilation opening is formed in the bottom surface of the interlayer top cover;
the SF6 sampler is arranged on the rear side of the switch cabinet in the metal cabinet body above the cable groove in the metal cabinet body and is used for collecting the SF6 discharge condition of the switch cabinet;
the shutter loose plate is arranged in the interlayer top cover above the bottom surface of the interlayer top cover, is used for controlling the state of the top ventilation opening and is in sliding connection with the interlayer top cover;
and the movable driving motor is arranged on the side edge of the shutter plate in the interlayer top cover, is in transmission connection with the shutter plate and is electrically connected with the SF6 sampler.
2. The ring main unit outdoor switching station as claimed in claim 1, wherein the top surface of the interlayer top cover has a drainage angle larger than 3 degrees, and the top surface is covered with a solar panel;
the solar cell panel is electrically connected with the SF6 sampler.
3. The ring main unit outdoor switching station as claimed in claim 2, wherein the center of the bottom surface of the interlayer top cover overlaps with the center of the top surface of the metal main unit body, and the four sets of top vents are arranged on the bottom surface of the interlayer top cover which is not overlapped on the metal main unit body;
the number of the louver movable plates is four, the distance between the holes on the louver movable plates is matched with the distance between the top ventilation openings, the installation position of the louver movable plates is matched with the position of the top ventilation openings which are arranged in groups, and the long edge of the louver movable plates is provided with a toothed belt;
the movable driving motors are arranged on the vertical surface of the interlayer top cover in multiples of four, the machine body is fixedly connected with the interlayer top cover side plate, the movable end faces downwards, a gear is arranged on the movable end, and the gear is matched with the upper toothed belt of the louver movable plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547815.5U CN213782724U (en) | 2020-11-06 | 2020-11-06 | Ring main unit outdoor switch station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547815.5U CN213782724U (en) | 2020-11-06 | 2020-11-06 | Ring main unit outdoor switch station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213782724U true CN213782724U (en) | 2021-07-23 |
Family
ID=76914358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022547815.5U Active CN213782724U (en) | 2020-11-06 | 2020-11-06 | Ring main unit outdoor switch station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213782724U (en) |
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2020
- 2020-11-06 CN CN202022547815.5U patent/CN213782724U/en active Active
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