CN213712642U - Sulfur hexafluoride gas recovery device - Google Patents
Sulfur hexafluoride gas recovery device Download PDFInfo
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- CN213712642U CN213712642U CN202022632340.XU CN202022632340U CN213712642U CN 213712642 U CN213712642 U CN 213712642U CN 202022632340 U CN202022632340 U CN 202022632340U CN 213712642 U CN213712642 U CN 213712642U
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- sulfur hexafluoride
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Abstract
The utility model discloses a sulfur hexafluoride gas recovery device, which comprises a recovery unit, a compression unit and a collection unit; the recovery unit comprises a recovery unit air inlet interface, a loop spring safety valve and a loop storage bag; the compression unit comprises a compression unit air inlet interface, an air compressor and a compression unit air outlet interface; the collecting unit comprises a sulfur hexafluoride recovery steel cylinder; the recovery unit air inlet interface, the loop spring safety valve, the loop storage bag, the compression unit air inlet interface, the air compressor, the compression unit air outlet interface and the sulfur hexafluoride recovery steel cylinder are sequentially connected. This sulfur hexafluoride gas recovery device can effectively retrieve sulfur hexafluoride gas, ensures staff's safety.
Description
Technical Field
The utility model relates to electrician's instrument field, concretely relates to secondary cable wiring toolbox.
Background
The pure sulfur hexafluoride gas is colorless, tasteless, non-combustible, good in chemical stability, free of influence on ecology, 2.5 times of electric strength of air, more than 100 times of arc extinguishing capacity of air, and widely applied to power distribution systems since the sixties of the twentieth century; however, sulfur hexafluoride gas is decomposed under the action of high-voltage electric arc, the decomposition product of the sulfur hexafluoride gas can become corrosive electrolyte after meeting water, and can cause damage and operation faults to certain materials in the electrical equipment, the power standard DL/T941-2005 sulfur hexafluoride quality standard for transformers in operation stipulates the sulfur hexafluoride gas use standard, and the detection of the sulfur hexafluoride gas quality is a necessary measure for maintaining the safe and stable operation of the sulfur hexafluoride equipment; in the process of sulfur hexafluoride gas detection test, the emission of sulfur hexafluoride gas is easy to pollute the environment, and even seriously threatens the potential safety hazard of the health of field workers.
SUMMERY OF THE UTILITY MODEL
In order to recover sulfur hexafluoride gas, the utility model provides a sulfur hexafluoride gas recovery device, have advantages such as sulfur hexafluoride gas recovery efficiency height.
Correspondingly, the utility model provides a sulfur hexafluoride gas recovery device, which comprises a recovery unit, a compression unit and a collection unit;
the recovery unit comprises a recovery unit air inlet interface, a loop spring safety valve and a loop storage bag;
the compression unit comprises a compression unit air inlet interface, an air compressor and a compression unit air outlet interface;
the collecting unit comprises a sulfur hexafluoride recovery steel cylinder;
the recovery unit air inlet interface, the loop spring safety valve, the loop storage bag, the compression unit air inlet interface, the air compressor, the compression unit air outlet interface and the sulfur hexafluoride recovery steel cylinder are sequentially connected.
In an optional implementation mode, the sulfur hexafluoride gas recovery device further comprises a main control panel and a touch screen;
the main control panel is electrically connected with the touch screen.
In an alternative embodiment, the recovery unit further comprises a filter interposed between the recovery unit inlet port and the return spring relief valve.
In an optional embodiment, the recovery unit further comprises a first gas solenoid valve interposed between the filter and the spring relief valve;
the first gas solenoid valve is electrically connected with the main control board.
In an optional embodiment, the recycling unit further comprises a second gas solenoid valve, and the second gas solenoid valve is connected between the loop storage bag and the compression unit gas outlet interface;
the second gas solenoid valve is electrically connected with the main control board.
In an alternative embodiment, the circuit spring relief valve has a pressure relief port;
the sulfur hexafluoride gas recovery device further comprises an overflow spring safety valve and an overflow storage bag, and the overflow storage bag is connected with the pressure relief opening based on the spring safety valve.
In an optional implementation manner, a pressure sensor is arranged outside the overflow storage bag, and the pressure sensor is connected with the main control board.
In an alternative embodiment, the spill reservoir bag is connected to the return reservoir bag based on a third gas solenoid valve.
In an alternative embodiment, the overflow spring safety valve has a pressure relief opening, the pressure relief opening of the overflow spring safety valve opening into the absorption solution.
In an optional implementation mode, the number of the sulfur hexafluoride recovery steel cylinders is more than two, and the more than two sulfur hexafluoride recovery steel cylinders are switched based on an electric control valve;
in the same time, one sulfur hexafluoride recovery steel cylinder of more than two sulfur hexafluoride recovery steel cylinders is connected with the gas outlet interface of the compression unit based on the electric control valve;
any one of the sulfur hexafluoride recovery steel cylinders is correspondingly provided with a weight sensor, and all the weight sensors and the electric control valves are respectively connected with the main control board.
To sum up, the utility model provides a gaseous recovery unit of sulfur hexafluoride, this gaseous recovery unit of sulfur hexafluoride can effectively retrieve the gaseous safety of guarantee staff to sulfur hexafluoride.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of a sulfur hexafluoride gas recovery device in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 shows a schematic structural diagram of a sulfur hexafluoride gas recovery device in an embodiment of the present invention. Correspondingly, the utility model provides a sulfur hexafluoride gas recovery device, which comprises a recovery unit, a compression unit and a collection unit;
the recovery unit comprises a recovery unit air inlet interface, a loop spring safety valve and a loop storage bag;
the compression unit comprises a compression unit air inlet interface, an air compressor and a compression unit air outlet interface;
the collecting unit comprises a sulfur hexafluoride recovery steel cylinder;
the recovery unit air inlet interface, the loop spring safety valve, the loop storage bag, the compression unit air inlet interface, the air compressor, the compression unit air outlet interface and the sulfur hexafluoride recovery steel cylinder are sequentially connected.
The sulfur hexafluoride gas recovery device actively absorbs the waste containing sulfur hexafluoride gas under the driving of the air compressor, and then recovers the waste into a sulfur hexafluoride recovery steel cylinder after temporary storage (improving the stability of suction pressure) is carried out through the loop storage bag.
In an optional implementation mode, the sulfur hexafluoride gas recovery device further comprises a main control panel and a touch screen; the main control panel is electrically connected with the touch screen. The main control board and the touch screen are arranged, and the sulfur hexafluoride gas recovery device can be controlled and monitored by corresponding matched electronic equipment and monitoring equipment.
In an alternative embodiment, the recovery unit further comprises a filter interposed between the recovery unit inlet port and the return spring relief valve. The filter can filter out large-particle-size particles mixed in the gas, so that pipelines are prevented from being blocked and sulfur hexafluoride gas recovery is prevented from being influenced.
In an optional embodiment, the recovery unit further comprises a first gas solenoid valve interposed between the filter and the spring relief valve; the first gas solenoid valve is electrically connected with the main control board. The first gas solenoid valve is mainly used for controlling the introduction of waste gas into the recovery unit.
In an optional embodiment, the recycling unit further comprises a second gas solenoid valve, and the second gas solenoid valve is connected between the loop storage bag and the compression unit gas outlet interface; the second gas solenoid valve is electrically connected with the main control board. The second gas solenoid valve is mainly used for controlling the exhaust and recovery unit of the waste gas.
In an alternative embodiment, the circuit spring relief valve has a pressure relief port; the sulfur hexafluoride gas recovery device further comprises an overflow spring safety valve and an overflow storage bag, and the overflow storage bag is connected with the pressure relief opening based on the spring safety valve. When the air pressure of the loop storage bag is too high, in order to prevent the loop storage bag from being broken, the pressure is released through a loop spring safety valve. Specifically, after the pressure relief, the storage bag is overflowed to carry out secondary storage, so that leakage is prevented.
In an optional implementation manner, a pressure sensor is arranged outside the overflow storage bag, and the pressure sensor is connected with the main control board. Specifically, the pressure sensor is used for sensing the expansion condition of the overflowing storage bag and judging whether active pressure relief is needed or not.
In an alternative embodiment, the spill reservoir bag is connected to the return reservoir bag based on a third gas solenoid valve. Specifically, the active pressure relief mode is controlled by a third gas solenoid valve, and when the pressure of the loop storage bag is normal, the waste overflowing the storage bag can be sent back to the main loop by opening the third gas solenoid valve.
In an alternative embodiment, the overflow spring safety valve has a pressure relief opening, the pressure relief opening of the overflow spring safety valve opening into the absorption solution. Further, when overflowing the storage bag and being full-load, carry out the pressure release through overflowing the spring relief valve, abandonment directly gets into absorption solution and reacts after the pressure release, no longer reuse.
In an optional implementation mode, the number of the sulfur hexafluoride recovery steel cylinders is more than two, and the more than two sulfur hexafluoride recovery steel cylinders are switched based on an electric control valve; in the same time, one sulfur hexafluoride recovery steel cylinder of more than two sulfur hexafluoride recovery steel cylinders is connected with the gas outlet interface of the compression unit based on the electric control valve; any one of the sulfur hexafluoride recovery steel cylinders is correspondingly provided with a weight sensor, and all the weight sensors and the electric control valves are respectively connected with the main control board. Specifically, based on the feedback of the weight sensor, when the weight of the sulfur hexafluoride recovery steel cylinder reaches a certain value, the control of the electric control valve can be switched through the main control board.
To sum up, the embodiment of the utility model provides a sulfur hexafluoride gas recovery device, this sulfur hexafluoride gas recovery device can effectively retrieve sulfur hexafluoride gas, ensures staff's safety.
The sulfur hexafluoride gas recovery device provided by the embodiment of the present invention is described in detail above, and the principle and the implementation of the present invention are explained by applying a specific example, and the description of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A sulfur hexafluoride gas recovery device is characterized by comprising a recovery unit, a compression unit and a collection unit;
the recovery unit comprises a recovery unit air inlet interface, a loop spring safety valve and a loop storage bag;
the compression unit comprises a compression unit air inlet interface, an air compressor and a compression unit air outlet interface;
the collecting unit comprises a sulfur hexafluoride recovery steel cylinder;
the recovery unit air inlet interface, the loop spring safety valve, the loop storage bag, the compression unit air inlet interface, the air compressor, the compression unit air outlet interface and the sulfur hexafluoride recovery steel cylinder are sequentially connected.
2. The sulfur hexafluoride gas recovery device of claim 1, wherein the sulfur hexafluoride gas recovery device further comprises a main control panel and a touch screen;
the main control panel is electrically connected with the touch screen.
3. The sulfur hexafluoride gas recovery device of claim 2 wherein said recovery unit further includes a filter interposed between said recovery unit gas inlet interface and a return spring relief valve.
4. The sulfur hexafluoride gas recovery device of claim 3, wherein said recovery unit further includes a first gas solenoid valve interposed between said filter and said spring relief valve;
the first gas solenoid valve is electrically connected with the main control board.
5. The sulfur hexafluoride gas recovery device of claim 3, said recovery unit further including a second gas solenoid valve interposed between said loop storage bag and said compression unit outlet port;
the second gas solenoid valve is electrically connected with the main control board.
6. The sulfur hexafluoride gas recovery device of claim 3 wherein said return spring relief valve has a pressure relief port;
the sulfur hexafluoride gas recovery device further comprises an overflow spring safety valve and an overflow storage bag, and the overflow storage bag is connected with the pressure relief opening based on the spring safety valve.
7. The sulfur hexafluoride gas recovery device of claim 6 wherein a pressure sensor is disposed outside the overflow storage bag, said pressure sensor being connected to said main control board.
8. The sulfur hexafluoride gas recovery device of claim 6 wherein said spill reservoir is connected to said return reservoir based on a third gas solenoid valve.
9. The sulfur hexafluoride gas recovery device of claim 6 wherein said spill spring relief valve has a pressure relief port, said pressure relief port of said spill spring relief valve opening into the absorption solution.
10. The sulfur hexafluoride gas recovery device according to claim 6, wherein the number of the sulfur hexafluoride recovery cylinders is two or more, and the two or more sulfur hexafluoride recovery cylinders are switched based on an electric control valve;
in the same time, one sulfur hexafluoride recovery steel cylinder of more than two sulfur hexafluoride recovery steel cylinders is connected with the gas outlet interface of the compression unit based on the electric control valve;
any one of the sulfur hexafluoride recovery steel cylinders is correspondingly provided with a weight sensor, and all the weight sensors and the electric control valves are respectively connected with the main control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022632340.XU CN213712642U (en) | 2020-11-13 | 2020-11-13 | Sulfur hexafluoride gas recovery device |
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| CN202022632340.XU CN213712642U (en) | 2020-11-13 | 2020-11-13 | Sulfur hexafluoride gas recovery device |
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| CN213712642U true CN213712642U (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719182A (en) * | 2022-04-24 | 2022-07-08 | 国家电网有限公司 | Air supplementing device and method for sulfur hexafluoride electrical equipment |
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2020
- 2020-11-13 CN CN202022632340.XU patent/CN213712642U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719182A (en) * | 2022-04-24 | 2022-07-08 | 国家电网有限公司 | Air supplementing device and method for sulfur hexafluoride electrical equipment |
| CN114719182B (en) * | 2022-04-24 | 2024-02-23 | 国家电网有限公司 | Air supplementing device and air supplementing method for sulfur hexafluoride electrical equipment |
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