Vehicle-mounted sulfur hexafluoride and nitrogen gas service workstation

Abstract

The utility model relates to the electrical field, in particular to a vehicle-mounted sulfur hexafluoride and nitrogen gas service workstation, which comprises a working vehicle provided with a compartment. A tank filling device, a recycling device, a vacuumizing device and a storage tank are arranged in the compartment; the tank filling device is used for filling an equipment gas chamber with mixed gas of sulfur hexafluoride and nitrogen, the recycling device can recycle and separate the mixed gas of sulfur hexafluoride and nitrogen in the equipment gas chamber and can also recycle sulfur hexafluoride gas in the equipment gas chamber, and the vacuumizing device is used for vacuumizing the equipment gas chamber. And the storage tank is used for storing the recycled and purified sulfur hexafluoride gas. The utility model provides the mobile workstation which integrates the functions of sulfur hexafluoride recovery, sulfur hexafluoride purification, sulfur hexafluoride storage, inflation of mixed gas of sulfur hexafluoride and nitrogen, recovery of the mixed gas of sulfur hexafluoride and nitrogen, detection of the mixing ratio of sulfur hexafluoride and nitrogen and vacuumizing, can quickly arrive at the site, and is high in use efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical field especially relates to a vehicle-mounted sulfur hexafluoride and nitrogen gas gas service workstation. BACKGROUND

[0002] Sulfur hexafluoride gas is widely used in circuit breaker as good arc-extinguishing medium and insulating medium, but sulfur hexafluoride is one of six greenhouse gases found at present.

[0003] After a large number of researches, people find that sulfur hexafluoride and nitrogen gas mixed gas can replace sulfur hexafluoride gas well, and State Grid Corporation proposes to gradually establish sulfur hexafluoride and nitrogen gas mixed gas GIS device construction and reconstruction, inspection and detection and gas recovery system, complete mixed gas instrument equipment, and orderly promote sulfur hexafluoride and nitrogen gas mixed gas GIS device reconstruction.

[0004] However, substation site gas service processing equipment has problems of untimely arrival, inconvenient carrying and low efficiency, and a mobile workstation integrating sulfur hexafluoride recovery, sulfur hexafluoride purification, sulfur hexafluoride storage, sulfur hexafluoride and nitrogen gas filling, sulfur hexafluoride and nitrogen gas recovery, sulfur hexafluoride and nitrogen gas mixed ratio detection and vacuum pumping functions is extremely needed to cope with gas service processing work of GIS (insulating medium is sulfur hexafluoride or sulfur hexafluoride and nitrogen gas mixed gas) new station installation, operation and maintenance service, on-site repair, etc. UTILITY MODEL CONTENTS

[0005] The utility model aims at problems of untimely arrival, inconvenient carrying and low efficiency of substation site gas service processing equipment in the background art, and provides a vehicle-mounted sulfur hexafluoride and nitrogen gas gas service workstation.

[0006] The technical scheme of the utility model: a vehicle-mounted sulfur hexafluoride and nitrogen gas gas service workstation, including operation car, the car compartment is arranged on operation car;The tank filling device, recovery device, vacuum pumping device and storage tank are arranged in the car compartment;The tank filling device is used for filling the mixed gas of sulfur hexafluoride and nitrogen gas in the equipment gas chamber, the recovery device can recover and separate the mixed gas of sulfur hexafluoride and nitrogen gas in the equipment gas chamber, and also can recover sulfur hexafluoride gas in the equipment gas chamber, the vacuum pumping device is used for pumping the gas chamber of equipment, and the storage tank stores the recovered and purified sulfur hexafluoride gas.

[0007] Preferably, two pairs of doors are arranged on the left and right sides of the car compartment, and one pair of doors is arranged on the rear side of the car compartment.

[0008] Preferably, the car compartment adopts a skeleton structure, and the inside and outside are covered with a cold plate skin, and the pair of doors adopts an aluminum alloy profile.

[0009] Preferably, the mobile working station further comprises a mixing ratio detector for detecting the mixing ratio of the mixed gas of sulfur hexafluoride and nitrogen gas in the gas chamber of the device.

[0010] Preferably, the mixing ratio detector and the tank filling device are located at the front side of the vehicle compartment.

[0011] Preferably, the mobile working station further comprises an electric reel for automatically storing the pipeline and the cable.

[0012] Preferably, in the vehicle compartment, the tank filling device, the recovery device, the vacuumizing device, the storage tank and the electric reel are sequentially arranged from front to back.

[0013] Compared with the prior art, the mobile working station has the following beneficial technical effects: the mobile working station integrates the functions of sulfur hexafluoride recovery, sulfur hexafluoride purification, sulfur hexafluoride storage, sulfur hexafluoride and nitrogen gas mixed gas filling, sulfur hexafluoride and nitrogen gas mixed gas recovery, sulfur hexafluoride and nitrogen gas mixing ratio detection and vacuumizing, and can be used for the gas treatment work of GIS (insulating medium is sulfur hexafluoride or sulfur hexafluoride and nitrogen gas mixed gas) new station installation, operation and maintenance service and on-site repair, can quickly reach the scene and has high use efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 FIG. 1 is a structural schematic diagram of an embodiment of the mobile working station;

[0015] Fig. 2 FIG. 2 is a front view of the inside of the box;

[0016] Fig. 3 FIG. 3 is a top view of the inside of the box.

[0017] FIG. 1 is a structural schematic diagram of an embodiment of the mobile working station; DETAILED DESCRIPTION

[0018] As Figs. 1-3As shown, the utility model provides a kind of vehicle-mounted sulfur hexafluoride and nitrogen gas station, including operation vehicle 1, and operation vehicle 1 is provided with compartment 2;Compartment 2 is provided with tank filling device 4, mixed ratio detector 5, recovery device 6, vacuumizing device 7, storage tank 8 and electric reel 9;Tank filling device 4 is used to fill the mixed gas of sulfur hexafluoride and nitrogen gas in equipment gas chamber, mixed ratio detector 5 is used to detect the mixed ratio of the mixed gas of sulfur hexafluoride and nitrogen gas in equipment gas chamber, recovery device 6 can recover and separate the mixed gas of sulfur hexafluoride and nitrogen gas in equipment gas chamber, vacuumizing device 7 is used to vacuumize the gas chamber of equipment, storage tank 8 stores the sulfur hexafluoride gas recovered and purified, and electric reel 9 is used to realize the automatic storage of pipeline and cable.

[0019] Two pairs of doors 3 are arranged on the left and right sides of compartment 2, for the use and maintenance of internal equipment, and one pair of doors 3 is arranged on the rear side of compartment 2 for loading and unloading of the storage tank, and the top is closed to reduce the risk of water leakage. Compartment 2 adopts a skeleton structure, and the inner and outer cold plate skins are made of aluminum alloy profiles, which reduces the weight. Furthermore, compartment 2 adopts a rectangular tube skeleton structure, and the inner and outer skins are made of cold-rolled steel plates, and the middle is filled with polyurethane insulation cotton.

[0020] Mixed ratio detector 5 and tank filling device 4 are located on the front side of compartment 2, and tank filling device 4, recovery device 6, vacuumizing device 7, storage tank 8 and electric reel 9 are arranged in sequence from front to back in compartment 2.

[0021] The utility model provides a kind of sulfur hexafluoride recovery, sulfur hexafluoride purification, sulfur hexafluoride storage, sulfur hexafluoride and nitrogen gas mixed gas inflation, sulfur hexafluoride and nitrogen gas mixed gas recovery, sulfur hexafluoride and nitrogen gas mixed ratio detection and vacuumizing function in one's body's mobile station, to cope with the gas service processing work of GIS (insulating medium is sulfur hexafluoride or sulfur hexafluoride and nitrogen gas mixed gas) new station installation, operation and maintenance, on-site repair, can quickly reach the scene, and use efficiency is high.

[0022] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to this, within the knowledge range possessed by the person skilled in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A mobile station for the treatment of sulphur hexafluoride and nitrogen, comprising a mobile vehicle (1) provided with a cabin (2); characterised in that, The tank filling device (4), the recovery device (6), the vacuumizing device (7) and the storage tank (8) are arranged in the carriage (2); the tank filling device (4) is used for filling the mixed gas of sulfur hexafluoride and nitrogen into the equipment chamber; the recovery device (6) can recover and separate the mixed gas of sulfur hexafluoride and nitrogen in the equipment chamber, and can also recover the sulfur hexafluoride gas in the equipment chamber; the vacuumizing device (7) is used for vacuumizing the equipment chamber; and the storage tank (8) is used for storing the recovered and purified sulfur hexafluoride gas.

2. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 1, wherein, Two pairs of opposite doors (3) are arranged on the left and right sides of the carriage (2), and one pair of opposite doors (3) is arranged on the rear side of the carriage (2).

3. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 2, wherein, The carriage (2) adopts a skeleton structure and is covered with internal and external cold plates; and the opposite doors (3) are made of aluminum alloy profiles.

4. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 1, wherein, The mixed ratio detector (5) is further included, which is used for detecting the mixed ratio of the mixed gas of sulfur hexafluoride and nitrogen in the equipment chamber.

5. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 4, wherein, The mixed ratio detector (5) and the tank filling device (4) are arranged on the front side of the carriage (2).

6. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 1, wherein, The electric reel (9) is further included, which is used for automatically storing the pipelines and cables.

7. The vehicle-mounted sulfur hexafluoride and nitrogen gas service station of claim 6, wherein, In the carriage (2), the tank filling device (4), the recovery device (6), the vacuumizing device (7), the storage tank (8) and the electric reel (9) are sequentially arranged from front to back.

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