CN107394660B - GIS transition cabin - Google Patents
GIS transition cabin Download PDFInfo
- Publication number
- CN107394660B CN107394660B CN201710726419.9A CN201710726419A CN107394660B CN 107394660 B CN107394660 B CN 107394660B CN 201710726419 A CN201710726419 A CN 201710726419A CN 107394660 B CN107394660 B CN 107394660B
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- air chamber
- plate
- overturning plate
- transition cabin
- gis
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manipulator (AREA)
- Ventilation (AREA)
Abstract
The invention belongs to the technical field of electrical equipment, and particularly relates to a GIS transition cabin and an operation method thereof. The device is used for being connected with an overhaul port on the GIS bus pipe and comprises a transition cabin, wherein one end of the transition cabin is in sealing connection with the overhaul port of the GIS bus pipe, and a detachable cover plate is arranged at one end of the transition cabin; a first overturning plate and a second overturning plate are arranged in the transition cabin, and the first overturning plate and the second overturning plate are in sealing connection with the inner wall of the transition cabin under the static condition; the space formed by the first overturning plate and the detachable cover plate is an outer air chamber, the space formed by the first overturning plate and the second overturning plate is an inner air chamber, and the space formed by the second overturning plate and the GIS bus tube is a main air chamber. The GIS transition cabin and the operation method thereof provided by the invention have the advantages that the structure is simple, the operation is convenient, the recovery and the inflation of FS6 gas during maintenance, overhaul and detection can be effectively reduced, the workload is effectively reduced, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of electrical equipment, and particularly relates to a GIS transition cabin.
Background
GIS (Gas insulated Switchgear) is the English abbreviation of the gas-insulated fully-enclosed combined electrical apparatus. The GIS consists of a breaker, a disconnecting switch, a grounding switch, a transformer, a lightning arrester, a bus, a connecting piece, an outgoing terminal and the like, all the equipment or parts are sealed in a metal grounded shell, SF6 insulating gas with certain pressure is filled in the equipment or parts, and the equipment or the parts are also called SF6 totally-enclosed combined electrical apparatus. Under normal conditions, when GIS equipment is detected, a large amount of SF6 gas needs to be filled, so that the overhaul cost is high, and meanwhile, the overhaul difficulty is increased.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a GIS transition cabin which has a simple structure and effectively simplifies the operation steps when overhauling a GIS.
In order to solve the problems, the technical scheme provided by the invention is as follows: the GIS transition cabin is used for being connected with an overhaul port on the GIS bus pipe and comprises a transition cabin, one end of the transition cabin is in sealing connection with the overhaul port of the GIS bus pipe, and a detachable cover plate is arranged at one end of the transition cabin; a first overturning plate and a second overturning plate are arranged in the transition cabin, and the first overturning plate and the second overturning plate are in sealing connection with the inner wall of the transition cabin under the static condition; the space formed by the first overturning plate and the detachable cover plate is an outer air chamber, the space formed by the first overturning plate and the second overturning plate is an inner air chamber, and the space formed by the second overturning plate and the GIS bus tube is a main air chamber.
According to the invention, a transition cabin is arranged at the overhaul port of the GIS bus duct, a turnover plate is arranged in the transition cabin, during overhaul and detection, an intelligent camera or a small robot is placed in an outer air chamber, after the small robot or the intelligent camera moves onto the first turnover plate, a motor is turned on to drive the first turnover plate to turn over, the intelligent camera or the small robot enters the inner air chamber, and similarly, when the intelligent camera or the small robot moves onto the second turnover plate, the motor is turned on to drive the second turnover plate to turn over, and the intelligent camera or the small robot can enter the main air chamber, namely the GIS bus duct, so that overhaul or detection work can be carried out.
Further, the motor is connected with the first overturning plate and the second overturning plate respectively. The motor drives the first overturning plate and the second overturning plate to rotate, so that the operation is convenient.
Further, the outer air chamber and the inner air chamber are provided with instrument mounting holes, the outer air chamber is provided with a first air hole, the inner air chamber is provided with a second air hole, and the first air hole and the second air hole are provided with air hole covers. The instrument mounting holes are arranged on the inner air chamber and the outer air chamber, so that the conditions of air pressure and the like in the outer air chamber and the inner air chamber can be detected in real time; the first air hole and the second air hole are used for vacuumizing the inner air chamber and the outer air chamber, filling SF6 gas and the like, and the air hole cover is arranged on the air hole, so that the air chamber is in a sealing state when no filling and discharging are needed, and SF6 gas in the air chamber can be prevented from leaking.
Further, sealing rings are further arranged on the first overturning plate and the second overturning plate, and the first overturning plate and the second overturning plate are connected with the inner wall of the transition cabin through the sealing rings. And the sealing rings are arranged on the first overturning plate and the second overturning plate, so that the sealing connection with the inner wall of the transition cabin can be ensured when the first overturning plate and the second overturning plate are static.
Further, the transition cabin is of a cylindrical structure. The transition cabin is arranged to be of a cylindrical structure, so that the structure of an access opening is adapted on the one hand, and on the other hand, the transition cabin is arranged to be of a cylindrical structure, so that the first overturning plate and the second overturning plate can be overturned more conveniently, and the first overturning plate and the second overturning plate can be connected with the inner wall of the transition cabin in a sealing mode.
Further, the first overturning plate and the second overturning plate are of a cross-shaped structure formed by two circular plates, and the diameters of the circular plates are equal to the inner diameter of the transition cabin. The angle of the motor driving the first overturning plate and the second overturning plate is set to 90 degrees, so that each overturning time is finished, and the overturning plate and the transition cabin are returned to a sealing connection state.
Further, the length of the transition cabin is 250-350 mm, the first overturning plate is arranged in the middle of the transition cabin, and the second overturning plate is arranged at the joint of the transition cabin and the GIS bus duct access opening.
An operating method for a GIS transition pod, comprising the steps of:
s1, vacuumizing an inner air chamber, putting a maintenance or detection tool into an outer air chamber, and closing a detachable cover plate;
s2, vacuumizing the outer air chamber, and driving the first overturning plate to overturn by using a motor so that a tool enters the inner air chamber;
s3, filling SF6 gas into the inner air chamber and the outer air chamber, and driving the second overturning plate to overturn by using a motor so that the tool enters the main air chamber;
s4, after the detection is finished, driving the second overturning plate to overturn by using a motor, so that the tool enters the inner air chamber;
s5, recovering SF6 gas in the inner air chamber and the outer air chamber, vacuumizing the inner air chamber, keeping the outer air chamber at normal pressure, driving the first overturning plate to overturn by using a motor, enabling a tool to enter the outer air chamber, opening the detachable cover plate, and closing the detachable cover plate after taking out the tool.
Further, in the steps S1 and S2, the pressure of the outer air chamber after being vacuumized is equal to the pressure of the inner air chamber after being vacuumized.
Further, in the step S3, the pressure of the inner air chamber filled with SF6 gas is equal to the pressure of the outer air chamber filled with SF6 gas.
Compared with the prior art, the beneficial effects are that: the GIS transition cabin provided by the invention has the advantages that the structure is simple, the operation is convenient, the recovery and the inflation of SF6 gas during maintenance, overhaul and detection can be effectively reduced, the workload is effectively reduced, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the transition cabin of the present invention.
Fig. 3 is a schematic view of a first and a second flipping plate according to the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.
As shown in fig. 1 and 2, a GIS transition cabin is used for being connected with an access opening 2 on a GIS bus tube 1, and comprises a transition cabin 3, wherein one end of the transition cabin 3 is in sealing connection with the access opening 2 of the GIS bus tube 1, and a detachable cover plate 4 is arranged at one end of the transition cabin; a first turnover plate 8 and a second turnover plate 9 are arranged in the transition cabin 3, and the first turnover plate 8 and the second turnover plate 9 are in sealing connection with the inner wall of the transition cabin 3 under the static condition; the space formed by the first overturning plate 8 and the detachable cover plate 4 is an outer air chamber, the space formed by the first overturning plate 8 and the second overturning plate 9 is an inner air chamber, and the space formed by the second overturning plate 9 and the GIS bus tube 1 is a main air chamber.
In the invention, a transition cabin 3 is arranged at an access port 2 of a GIS bus duct 1, a turnover plate is arranged in the transition cabin 3, an intelligent camera or a small robot is placed in an external air chamber during maintenance and detection, after the small robot or the intelligent camera moves onto a first turnover plate 8, a motor is turned on to drive the first turnover plate 8 to turn over, the intelligent camera or the small robot enters an internal air chamber, and when the intelligent camera or the small robot moves onto a second turnover plate 9, the motor is turned on to drive the second turnover plate 9 to turn over, and the intelligent camera or the small robot can enter a main air chamber, namely the GIS bus duct 1, so that maintenance or detection work can be carried out.
Specifically, the motor is also included, and the motor is connected with the first turnover plate 8 and the second turnover plate 9 respectively. The first overturning plate 8 and the second overturning plate 9 are driven to rotate through the motor, so that the operation is convenient.
Wherein, outer air chamber and interior air chamber all are equipped with instrument mounting hole 5, are equipped with first air vent 6 on the outer air chamber, are equipped with second gas vent 7 on the interior air chamber, all are equipped with the gas vent lid on first air vent 6 and the second gas vent 7. The instrument mounting holes 5 are arranged on the inner air chamber and the outer air chamber, so that the conditions of air pressure and the like in the outer air chamber and the inner air chamber can be detected in real time; the first air hole 6 and the second air hole 7 are used for vacuumizing the inner air chamber and the outer air chamber, filling SF6 gas and the like, and the air hole cover is arranged on the air hole, so that the air chamber is in a sealing state when no filling or discharging is needed, and on the other hand, SF6 gas in the air chamber can be prevented from leaking.
In addition, sealing rings are further arranged on the first overturning plate 8 and the second overturning plate 9, and the first overturning plate 8 and the second overturning plate 9 are connected with the inner wall of the transition cabin 3 through the sealing rings. The sealing rings are arranged on the first overturning plate 8 and the second overturning plate 9, so that the sealing connection with the inner wall of the transition cabin 3 can be ensured when the first overturning plate 8 and the second overturning plate 9 are static.
Wherein the transition cabin 3 is of a cylindrical structure. The transition cabin 3 is arranged to be of a cylindrical structure so as to adapt to the structure of the access opening 2 on one hand, and on the other hand, the transition cabin is arranged to be of a cylindrical structure, so that the first overturning plate 8 and the second overturning plate 9 can be overturned more conveniently, and the first overturning plate 8 and the second overturning plate 9 can be in sealing connection with the inner wall of the transition cabin 3.
As shown in fig. 3, the first and second overturning plates 8 and 9 have a cross-shaped structure formed by two circular plates, and the diameter of each circular plate is equal to the inner diameter of the transition chamber 3. The angle at which the motor drives the first and second roll-over panels 8, 9 is set to 90 deg., so that each roll-over is completed and the roll-over panels and the transition chamber 3 are returned to the sealed connection.
The length of the transition cabin 3 is 250-350 mm, the first overturning plate 8 is arranged in the middle of the transition cabin 3, and the second overturning plate 9 is arranged at the joint of the transition cabin 3 and the overhaul port 2 of the GIS bus duct 1.
The invention also provides an operation method for the GIS transition cabin 3, which comprises the following steps:
s1, vacuumizing an inner air chamber, putting a maintenance or detection tool into an outer air chamber, and closing a detachable cover plate;
s2, vacuumizing the outer air chamber, and driving the first overturning plate 8 to overturn by using a motor so that a tool enters the inner air chamber;
s3, filling SF6 gas into the inner air chamber and the outer air chamber, and driving the second overturning plate 9 to overturn by using a motor so that a tool enters the main air chamber;
s4, after the detection is finished, driving the second overturning plate 9 to overturn by using a motor, so that the tool enters an inner air chamber;
s5, recovering SF6 gas in the inner air chamber and the outer air chamber, vacuumizing the inner air chamber, keeping the outer air chamber at normal pressure, driving the first overturning plate 8 to overturn by using a motor, enabling a tool to enter the outer air chamber, opening the detachable cover plate, and closing the detachable cover plate after taking out the tool.
And S1 and S2, wherein the pressure of the outer air chamber after being vacuumized is equal to the pressure of the inner air chamber after being vacuumized.
In addition, for step S3, the pressure of the inner chamber filled with SF6 gas is equal to the pressure of the outer chamber filled with SF6 gas.
It is to be understood that the above examples of the present invention are provided by way of illustration only and not by way of limitation of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (7)
1. The GIS transition cabin is used for being connected with an overhaul port (2) on a GIS bus tube (1) and is characterized by comprising a transition cabin (3), wherein one end of the transition cabin (3) is in sealing connection with the overhaul port (2) of the GIS bus tube (1), and a detachable cover plate (4) is arranged at one end of the transition cabin; a first turnover plate (8) and a second turnover plate (9) are arranged in the transition cabin (3), and the first turnover plate (8) and the second turnover plate (9) are in sealing connection with the inner wall of the transition cabin (3) under the static condition; the space formed by the first overturning plate (8) and the detachable cover plate (4) is an outer air chamber, the space formed by the first overturning plate (8) and the second overturning plate (9) is an inner air chamber, and the space formed by the second overturning plate (9) and the GIS bus tube (1) is a main air chamber; the outer air chamber and the inner air chamber are respectively provided with an instrument mounting hole (5), the outer air chamber is provided with a first air hole (6), the inner air chamber is provided with a second air hole (7), and the first air hole (6) and the second air hole (7) are respectively provided with an air hole cover; the motor is respectively connected with the first overturning plate (8) and the second overturning plate (9); the first overturning plate (8) and the second overturning plate (9) are also provided with sealing rings, and the first overturning plate (8) and the second overturning plate (9) are connected with the inner wall of the transition cabin (3) through the sealing rings.
2. A GIS transition pod according to claim 1, characterized in that the transition pod (3) is cylindrical.
3. The GIS transition cabin according to claim 1, wherein the first overturning plate (8) and the second overturning plate (9) are of a cross-shaped structure formed by two circular plates, and the diameter of each circular plate is equal to the inner diameter of the transition cabin (3).
4. The GIS transition cabin according to claim 1, wherein the length of the transition cabin (3) is 250-350 mm, the first overturning plate (8) is arranged in the middle of the transition cabin (3), and the second overturning plate (9) is arranged at the joint of the transition cabin (3) and the overhaul port (2) of the GIS bus duct (1).
5. An operating method for a GIS transition cabin is characterized by comprising the following steps:
s1, vacuumizing an inner air chamber, putting a maintenance or detection tool into an outer air chamber, and closing a detachable cover plate;
s2, vacuumizing the outer air chamber, and driving the first overturning plate (8) to overturn by using a motor so that a tool enters the inner air chamber;
s3, filling SF6 gas into the inner air chamber and the outer air chamber, and driving a second overturning plate (9) to overturn by using a motor so that a tool enters the main air chamber;
s4, after the detection is finished, driving the second overturning plate (9) to overturn by using a motor, so that the tool enters the inner air chamber;
s5, recovering SF6 gas in the inner air chamber and the outer air chamber, vacuumizing the inner air chamber, keeping the outer air chamber at normal pressure, driving the first overturning plate (8) to overturn by using a motor, enabling a tool to enter the outer air chamber, opening the detachable cover plate, and closing the detachable cover plate after taking out the tool.
6. The method according to claim 5, wherein the pressures of the outer chamber after the outer chamber is evacuated are equal to the pressures of the inner chamber after the outer chamber is evacuated in steps S1 and S2.
7. The method according to claim 5, wherein in step S3, the pressure of the inner chamber filled with SF6 gas is equal to the pressure of the outer chamber filled with SF6 gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710726419.9A CN107394660B (en) | 2017-08-22 | 2017-08-22 | GIS transition cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710726419.9A CN107394660B (en) | 2017-08-22 | 2017-08-22 | GIS transition cabin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394660A CN107394660A (en) | 2017-11-24 |
| CN107394660B true CN107394660B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710726419.9A Active CN107394660B (en) | 2017-08-22 | 2017-08-22 | GIS transition cabin |
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| CN (1) | CN107394660B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012083997A1 (en) * | 2010-12-23 | 2012-06-28 | Abb Technology Ag | High voltage vacuum interrupter |
| CN103251489A (en) * | 2013-05-31 | 2013-08-21 | 烟台宏远氧业有限公司 | High-low pressure combination cabin |
| CN203839454U (en) * | 2014-03-19 | 2014-09-17 | 东莞市百睿机械有限公司 | Battery liquid injection glove box transition bin |
| CN207150016U (en) * | 2017-08-22 | 2018-03-27 | 广东电网有限责任公司东莞供电局 | A kind of GIS transfer chambers |
-
2017
- 2017-08-22 CN CN201710726419.9A patent/CN107394660B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012083997A1 (en) * | 2010-12-23 | 2012-06-28 | Abb Technology Ag | High voltage vacuum interrupter |
| CN103251489A (en) * | 2013-05-31 | 2013-08-21 | 烟台宏远氧业有限公司 | High-low pressure combination cabin |
| CN203839454U (en) * | 2014-03-19 | 2014-09-17 | 东莞市百睿机械有限公司 | Battery liquid injection glove box transition bin |
| CN207150016U (en) * | 2017-08-22 | 2018-03-27 | 广东电网有限责任公司东莞供电局 | A kind of GIS transfer chambers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107394660A (en) | 2017-11-24 |
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