CN116025838B - Sulfur hexafluoride gas recovery device based on Internet of things - Google Patents

Sulfur hexafluoride gas recovery device based on Internet of things Download PDF

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Publication number
CN116025838B
CN116025838B CN202211707628.6A CN202211707628A CN116025838B CN 116025838 B CN116025838 B CN 116025838B CN 202211707628 A CN202211707628 A CN 202211707628A CN 116025838 B CN116025838 B CN 116025838B
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China
Prior art keywords
conveyor
tank
shell
internet
plate
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CN202211707628.6A
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CN116025838A (en
Inventor
张立军
刘克成
韩鹤松
石荣雪
牛向楠
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hebei Electric Power Co Ltd
State Grid Hebei Energy Technology Service Co Ltd
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Hebei Electric Power Co Ltd
State Grid Hebei Energy Technology Service Co Ltd
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Application filed by State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Hebei Electric Power Co Ltd, State Grid Hebei Energy Technology Service Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202211707628.6A priority Critical patent/CN116025838B/en
Publication of CN116025838A publication Critical patent/CN116025838A/en
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Publication of CN116025838B publication Critical patent/CN116025838B/en
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Abstract

The invention provides a sulfur hexafluoride gas recovery device based on the Internet of things, which belongs to the technical field of gas recovery and comprises a shell, a limiting structure, a pusher, a filling device, a impurity removal filtering system and a control unit, wherein a first conveyor and a second conveyor are arranged in the shell, a first opening and a second opening are formed in the side face of the shell, a pressure switch is arranged on the limiting structure, the pusher is used for pushing a bottle body to move, a filling connector used for being connected with the bottle body is arranged on the filling device, the impurity removal filtering system comprises an inlet connector, two reaction tanks, a preparation tank, a raw material tank, a liquefied tank, a connecting pipeline, a valve and an outlet connector, the outlet connector is connected with the filling connector through a hose, and the first conveyor, the second conveyor, the pressure switch, the pusher and the filling device are connected with the control unit. According to the sulfur hexafluoride gas recovery device based on the Internet of things, the two reaction tanks continuously work, so that the production cost is reduced, and the working efficiency of recovering sulfur hexafluoride is improved.

Description

Sulfur hexafluoride gas recovery device based on Internet of things
Technical Field
The invention belongs to the technical field of gas recovery, and particularly relates to a sulfur hexafluoride gas recovery device based on the Internet of things.
Background
Sulfur hexafluoride gas has been widely used in electric power systems with its excellent insulation and arc extinguishing properties, almost becoming the only insulation and arc extinguishing medium used in medium, high and ultra-high voltage switches. Because the high-temperature high-pressure air chamber contains a small amount of steam, sulfur hexafluoride can be decomposed when the equipment normally operates to generate arc discharge or abnormal partial discharge, and the decomposed substances contain extremely toxic and highly corrosive substances which can corrode metal elements in the equipment. Moisture also produces condensation on its interior surfaces and adheres to the insulator surfaces, causing a flashover along the surface. Further decomposing sulfur hexafluoride, thus forming a vicious circle, resulting in a decrease in insulation inside the apparatus.
Sulfur hexafluoride decomposer is harmful to human body, nose, mouth and respiratory system, and meanwhile sulfur hexafluoride and decomposer thereof have strong damage to earth atmosphere, so that the clean recovery and reutilization of sulfur hexafluoride are of great significance. At present, when sulfur hexafluoride gas is recovered, more products are generated when impurity gases such as sulfur dioxide and hydrogen sulfide in the sulfur hexafluoride gas are removed, so that the absorption of the impurity gases is affected, and the cost is increased; meanwhile, the operations such as bottle connection, transportation, taking and placing are inconvenient, normal recovery operation of sulfur hexafluoride is affected, and the working efficiency of sulfur hexafluoride recovery is reduced.
Disclosure of Invention
The invention aims to provide a sulfur hexafluoride gas recovery device based on the Internet of things, which is used for solving the problems that products are continuously influenced in the absorption of impurity gas in the sulfur hexafluoride recovery process in the prior art, and the cost is high; meanwhile, the bottle body is inconvenient to operate, so that the working efficiency of recovering sulfur hexafluoride is affected.
In order to achieve the above purpose, the invention adopts the following technical scheme: the sulfur hexafluoride gas recovery device based on the Internet of things comprises a shell, a limiting structure, a pusher, a filler, an impurity removal and filtration system and a control unit, wherein the limiting structure, the pusher, the filler, the impurity removal and filtration system and the control unit are arranged in the shell, a first conveyor and a second conveyor which are arranged in parallel are arranged in the shell, and a first opening and a second opening which correspond to the first conveyor and the second conveyor respectively are arranged on two side surfaces of the shell; the limiting structure corresponds to the first conveyor; the limiting structure is provided with a pressure switch; the pusher is positioned at one side of the first conveyor and used for pushing the bottle bodies from the first conveyor to the second conveyor; the filler is positioned above the first conveyor; the filling device is provided with a filling joint for connecting with the bottle body; the impurity removal and filtration system comprises an inlet joint, two reaction tanks, a preparation tank, a raw material tank, a liquefying tank, a plurality of connecting pipelines, a plurality of valves and an outlet joint; the outlet joint is connected with the filling joint through a hose; the preparation tanks are respectively connected with the two reaction tanks, and the raw material tank is connected with the preparation tanks; the first conveyor, the second conveyor, the pressure switch, the propeller and the filler are all connected with the control unit.
In a possible implementation manner, one end of the first conveyor passes through the first opening and is located outside the shell, a mounting groove and a driving mechanism located at one side of the mounting groove are formed in the bottom surface of the shell, one end of the first conveyor is rotatably connected in the mounting groove and is connected with the driving mechanism, a supporting frame for supporting the first conveyor is arranged in the mounting groove, and a lifter is arranged on the supporting frame; the limiting structure comprises a linear driver and a limiting plate arranged at the free end of the linear driver, and the pressure switch is arranged on the limiting plate; the driving mechanism and the linear driver are connected with the control unit; the limiting plate is close to one side of the first conveyor and is provided with an inner concave surface, the pressure switch is installed on the inner concave surface, the free end of the pusher is provided with a vertical plate, and one end of the vertical plate, which is far away from the pusher, is provided with the inner concave surface.
In one possible implementation manner, a transition block is arranged between the second conveyor and the first conveyor, a plurality of containing grooves which are arranged in a rectangular array are formed in the transition block, rollers are arranged in the containing grooves, and the axial direction of the rollers is perpendicular to the conveying direction of the first conveyor; the two ends of the second conveyor are provided with positioning structures, each positioning structure comprises a supporting plate, a horizontal plate and a positioning plate, each supporting plate is vertically arranged and is arranged at one end of the second conveyor, one end of each horizontal plate is fixedly arranged at the upper end of each supporting plate, the other end of each horizontal plate extends towards the second conveyor, each positioning plate is vertically arranged, the lower end of each positioning plate is fixedly arranged at the other end of each horizontal plate, and each positioning plate is positioned above the corresponding second conveyor; the positioning plate is provided with a pressure sensor, and the pressure sensor is connected with the control unit.
In one possible implementation manner, the first openings are two and are respectively arranged on the same side face of the shell at intervals, and the first conveyor, the second conveyor, the pusher and the filler are two; the two second openings are respectively arranged on two opposite side surfaces of the shell.
In one possible implementation manner, a mounting plate positioned above the first conveyor is arranged in the shell, the filler is fixedly arranged on the mounting plate, and the filling joint is positioned below the mounting plate; the lower extreme of mounting panel still is equipped with around the sealing sleeve that the filling connects to be arranged, sealing sleeve is telescopic structure, and the lower extreme is equipped with the sealing washer, be equipped with connecting hole and guide tube on sealing sleeve's the outer wall, the guide tube with the connecting hole are linked together, the hose wears to locate in the guide tube, and pass the connecting hole with the filling connects to be connected.
In one possible implementation manner, the lower end of the shell is provided with a travelling wheel, and the upper side is provided with a pushing handle; an operation opening and a closing plate for shielding the operation opening are arranged on one side of the shell, and the closing plate is detachably connected with the shell; the shell is also provided with a plurality of cooling fans.
In one possible implementation, the reaction tank comprises a copper sulfate tank and a water tank for absorbing hydrogen sulfide and sulfur dioxide, respectively, and the preparation tank is connected with the water tank and the copper sulfate tank for containing sulfurous acid in the water tank; the raw material tank is a concentrated sulfuric acid tank and is connected with the preparation tank; the preparation tank is used for copper sulfate and is added into the copper sulfate tank; and an electromagnetic pump is arranged on the connecting pipeline between the preparation tank and the copper sulfate tank.
In one possible implementation, the impurity removal filtration system further comprises a filter for filtering particulate impurities in the gas and a heater for heating the connection line; the sulfur hexafluoride gas recovery device based on the Internet of things further comprises a vacuum negative pressure system, wherein the vacuum negative pressure system is connected with the connecting pipelines at two ends of the impurity removal filtering system, the vacuum negative pressure system comprises a working pipeline, a vacuum pump and two stop valves, the vacuum pump and the two stop valves are installed on the working pipeline, the two stop valves are located at two ends of the working pipeline, and the vacuum pump is located between the two stop valves.
In one possible implementation manner, a mounting frame and an integrated mounting block are arranged in the shell, the mounting frame is arranged on the bottom surface of the shell, the integrated mounting block is positioned above the mounting frame, a plurality of limiting holes for mounting the reaction tank, the preparation tank, the raw material tank and the liquefaction tank are formed in the mounting frame, and the valve is mounted on the integrated mounting block.
In one possible implementation manner, the control unit comprises an internet of things data processing module, an internet of things data transmission module, an information feedback module, a display screen, and a temperature sensor, a humidity sensor and a pressure sensor which are arranged in the shell; the temperature sensor, the humidity sensor and the pressure sensor transmit information to the internet of things data processing module through the internet of things data transmission module, and the internet of things data processing module analyzes and processes data and images the processed data on the display screen and transmits the processed result data to the information feedback module.
The sulfur hexafluoride gas recovery device based on the Internet of things has the beneficial effects that: compared with the prior art, when the sulfur hexafluoride gas recovery device based on the Internet of things is used, the bottle body is placed on the first conveyor and conveyed into the shell, and after the bottle body contacts with the pressure switch on the limiting structure, the control unit starts the filling joint on the filler to be connected with the bottle body; the power equipment is connected with the air inlet joint, so that sulfur hexafluoride gas sequentially passes through the two reaction tanks to absorb sulfur dioxide and hydrogen sulfide, products are stored in the preparation tank, and then the raw material tank and the products in the preparation tank react to generate a solution in the reaction tank, thereby realizing the reutilization of the products; the purified sulfur hexafluoride is liquefied by a liquefying tank and then is added into the bottle body from an outlet joint through a filling joint; after the sulfur hexafluoride is fully filled in the bottle body, the filler moves upwards to separate from the bottle body, the control unit starts the pusher to push the bottle body from the first conveyor to the second conveyor, the bottle body is transported to a position corresponding to the second opening by the second conveyor, and a worker passes through the second opening to take the bottle body out of the shell; in this way, the product in the impurity gas absorption reaction can be directly reused, so that the two reaction tanks continuously work, and the production cost is reduced; meanwhile, the first conveyor, the filler, the pusher and the second conveyor are used for automatically completing operations such as connection, transportation, taking and placing of the bottle bodies, and the working efficiency of sulfur hexafluoride recovery is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a sulfur hexafluoride gas recovery device based on the internet of things, which is provided by an embodiment of the invention;
fig. 2 is a schematic diagram of an internal structure of a sulfur hexafluoride gas recovery device based on the internet of things according to an embodiment of the invention;
fig. 3 is a top view of a sulfur hexafluoride gas recovery device based on the internet of things, which is provided by an embodiment of the invention;
fig. 4 is a schematic diagram of an internal structure of a sulfur hexafluoride gas recovery device based on the internet of things according to an embodiment of the invention;
FIG. 5 is a schematic diagram illustrating the installation of a limit structure, a pusher, a first conveyor and a second conveyor according to an embodiment of the present invention;
Fig. 6 is a second installation schematic diagram of the limiting structure, the pusher, the first conveyor and the second conveyor according to the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a transition block according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a positioning structure according to an embodiment of the present invention;
FIG. 9 is a schematic illustration of the connection of a filler, mounting plate and sealing sleeve provided by an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an impurity removal filtration system and a vacuum negative pressure system according to an embodiment of the present invention.
Wherein, each reference sign in the figure:
1. A housing; 11. a first conveyor; 12. a second conveyor; 13. a first opening; 14. a second opening; 15. a mounting groove; 16. a transition block; 161. a receiving groove; 162. a roller; 17. a walking wheel; 171. pushing hands; 18. an operation port; 181. a closing plate; 19. a heat radiation fan;
2. A limit structure; 21. a pressure switch; 22. a linear driver; 23. a limiting plate;
3. a pusher; 31. a vertical plate; 32. an inner concave surface; 33. a support frame;
4. filling devices; 41. filling the joint; 42. a mounting plate; 43. a sealing sleeve; 44. a connection hole; 45. a guide tube; 46. a seal ring; 47. a cylinder;
5. A impurity removal and filtration system; 51. an inlet fitting; 52. a reaction tank; 53. preparing a tank; 54. a raw material tank; 55. a liquefaction tank; 56. a connecting pipeline; 57. a valve; 58. an outlet fitting; 59. an electromagnetic pump;
6. A control unit;
7. A positioning structure; 71. a support plate; 72. a horizontal plate; 73. a positioning plate; 74. a pressure sensor;
8. A filter; 81. a heater; 82. a mounting frame; 83. an integrated mounting block;
9. A vacuum negative pressure system; 91. a working pipe; 92. a vacuum pump; 93. and a stop valve.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 10, an explanation will be made on the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention. The sulfur hexafluoride gas recovery device based on the Internet of things comprises a shell 1, a limiting structure 2, a pusher 3, a filler 4, a impurity removal and filtration system 5 and a control unit 6 which are arranged in the shell 1, wherein a first conveyor 11 and a second conveyor 12 which are arranged in parallel are arranged in the shell 1, and a first opening 13 and a second opening 14 which respectively correspond to the first conveyor 11 and the second conveyor 12 are arranged on two side surfaces of the shell 1; the limit structure 2 corresponds to the first conveyor 11; the limit structure 2 is provided with a pressure switch 21; the pusher 3 is positioned at one side of the first conveyor 11 and is used for pushing the bottle bodies from the first conveyor 11 to the second conveyor 12; the filler 4 is located above the first conveyor 11; the filling device 4 is provided with a filling joint 41 for connecting with the bottle body; the impurity removal and filtration system 5 comprises an inlet joint 51, two reaction tanks 52, a preparation tank 53, a raw material tank 54, a liquefaction tank 55, a plurality of connecting pipelines 56, a plurality of valves 57 and an outlet joint 58; the outlet connector 58 is connected with the filling connector 41 through a hose; the preparation tank 53 is respectively connected with the two reaction tanks 52, and the raw material tank 54 is connected with the preparation tank 53; the first conveyor 11, the second conveyor 12, the pressure switch 21, the pusher and the filler 4 are all connected to the control unit 6.
Compared with the prior art, when the sulfur hexafluoride gas recovery device based on the Internet of things is used, the bottle body is placed on the first conveyor 11 and conveyed into the shell 1, and after the bottle body is contacted with the pressure switch 21 on the limiting structure 2, the control unit 6 starts the filling joint 41 on the filler 4 to be connected with the bottle body; the power equipment is connected with the inlet joint 51, so that sulfur hexafluoride gas sequentially passes through the two reaction tanks 52 to absorb sulfur dioxide and hydrogen sulfide, products are stored in the preparation tank 53, and then the raw material tank 54 reacts with the products in the preparation tank 53 to generate a solution in the reaction tank 52, so that the products are reused; the purified sulfur hexafluoride is liquefied by the liquefying tank 55 and then is added into the bottle body from the outlet joint 58 through the filling joint 41; after the sulfur hexafluoride is fully filled in the bottle body, the filler 4 moves upwards to separate from the bottle body, the control unit 6 starts the pusher 3 to push the bottle body from the first conveyor 11 to the second conveyor 12, the bottle body is conveyed to a position corresponding to the second opening 14 by the second conveyor 12, and a worker passes through the second opening 14 to take the bottle body out of the shell 1; in this way, the product in the impurity gas absorption reaction can be directly reused, so that the two reaction tanks 52 continuously work, and the production cost is reduced; meanwhile, the first conveyor 11, the filler 4, the pusher 3 and the second conveyor 12 are used for automatically completing operations such as connection, transportation, taking and placing of the bottle bodies, and the working efficiency of sulfur hexafluoride recovery is improved.
The control unit 6 is electrically connected with the first conveyor 11, the second conveyor 12, the pressure switch 21, the propeller, the filler 4 and the like, so as to control the first conveyor 11, the second conveyor 12, the propeller, the filler 4 to operate accurately and quickly. The control unit 6 is used as a part of the Internet of things, and the control unit 6 transmits information data of the whole sulfur hexafluoride gas recovery device based on the Internet of things to the control room, so that the intellectualization and the digitization of the whole recovery operation are realized, and the operation is more accurate and convenient. The filler 4 is pneumatically driven, and a cylinder 47 is provided in the housing 1 for driving the filler neck 41 up and down.
Referring to fig. 1 to 4, as a specific embodiment of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, one end of a first conveyor 11 passes through a first opening 13 and is located outside a shell 1, a mounting groove 15 and a driving mechanism located at one side of the mounting groove 15 are formed in the bottom surface of the shell 1, one end of the first conveyor 11 is rotatably connected in the mounting groove 15 and is connected with the driving mechanism, a supporting frame 33 for supporting the first conveyor 11 is arranged in the mounting groove 15, and a lifter is arranged on the supporting frame 33; the limiting structure 2 comprises a linear driver 22 and a limiting plate 23 arranged on the free end of the linear driver 22, and the pressure switch 21 is arranged on the limiting plate 23; the driving mechanism and the linear driver 22 are connected with the control unit 6; by means of one end of the first conveyor 11 penetrating out of the housing 1, it is convenient for a worker to place the bottle on the first conveyor 11. When the recovery device is not needed, the first conveyor 11 is controlled to move upwards to be retracted into the shell 1 by starting the driving mechanism, and no part outside the shell 1 exists, so that a large space is not occupied. The driving mechanism is a motor, a rotating shaft is arranged in the mounting groove 15, and one end of the first conveyor 11 is arranged on the rotating shaft; a gear transmission structure is arranged between the motor and the rotating shaft, so that the motor is used for driving the first conveyor 11 to rotate. Meanwhile, the supporting frame 33 is arranged on the mounting groove 15, so that the first conveyor 11 in a horizontal state is more stable. A lifter is provided on the support frame 33, and when the first conveyor 11 needs to be rotated, the lifter assists the first conveyor 11 to rotate upward. Meanwhile, a limit structure 2 is formed by the linear driver 22 and the limit plate 23, when the first conveyor 11 needs to be rotated, in order to avoid the limit plate 23 affecting the first conveyor 11, the linear driver 22 is started to control the limit plate 23 to move towards the direction away from the first conveyor 11; after the first conveyor 11 is horizontal, the linear driver 22 controls the limiting plate 23 to move towards the first conveyor 11, and the limiting plate 23 is located on the first conveyor 11. Meanwhile, an inner concave surface 32 is arranged on one side, close to the first conveyor 11, of the limiting plate 23, the pressure switch 21 is arranged on the inner concave surface 32, a vertical plate 31 is arranged on the free end of the pusher 3, and an inner concave surface 32 is arranged at one end, far away from the pusher 3, of the vertical plate 31. The limiting plate 23 is provided with the concave surface 32, so that when the bottle body is contacted with the limiting plate 23, the bottle body is more stable after stagnation under the limitation of the concave surface 32; meanwhile, when the pusher 3 is started to push the bottle body to move from the first conveyor 11 to the second conveyor 12, the inner concave surface 32 on the vertical plate 31 is matched with the outer wall of the bottle body, so that the moving process of the bottle body is smoother. The pusher 3 is an electric push rod or the like.
Referring to fig. 2 and fig. 7, as a specific implementation manner of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, a transition block 16 is arranged between the second conveyor 12 and the first conveyor 11, a plurality of containing grooves 161 arranged in a rectangular array are formed on the transition block 16, rollers 162 are arranged in the containing grooves 161, and the axial direction of the rollers 162 is perpendicular to the conveying direction of the first conveyor 11; the two ends of the second conveyor 12 are provided with positioning structures 7, each positioning structure 7 comprises a supporting plate 71, a horizontal plate 72 and a positioning plate 73, each supporting plate 71 is vertically arranged and is arranged at one end of the second conveyor 12, one end of each horizontal plate 72 is fixedly arranged at the upper end of each supporting plate 71, the other end of each horizontal plate extends towards the second conveyor 12, each positioning plate 73 is vertically arranged, the lower end of each positioning plate 73 is fixedly arranged at the other end of each horizontal plate 72, and each positioning plate 73 is positioned above the corresponding second conveyor 12; the positioning plate 73 is provided with a pressure sensor 74, and the pressure sensor 74 is connected with the control unit 6; the transition block 16 is provided to connect the first conveyor 11 and the second conveyor 12, so that when the pusher 3 pushes the bottle body to move from the first conveyor 11 to the second conveyor 12, the bottle body transits on the transition block 16, and the lower end of the bottle body is supported on the plurality of rollers 162, so that the bottle body moves rapidly and stably. The supporting plate 71, the horizontal plate 72 and the positioning plate 73 form a bent positioning structure 7, so that the positioning plate 73 is arranged right above the second conveyor, and the second conveyor 12 drives the bottle body to face the second opening 14 to be conveyed to be in contact with the positioning plate 73, and the bottle body is convenient for a worker to take out from the second opening 14 under the blocking of the positioning plate 73.
Referring to fig. 2 and fig. 4, as a specific embodiment of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, two first openings 13 are respectively arranged on the same side surface of the shell 1 and are arranged at intervals, and two first openings are respectively arranged; the two second openings 14 are respectively arranged on the two opposite side surfaces of the shell 1; the first opening 13, the first conveyor 11, the second conveyor 12, the pusher 3, the filler 4 and the second opening 14 are divided into two groups, so that the recovery device can simultaneously add sulfur hexafluoride into two bottles, and the working efficiency is higher.
Referring to fig. 1 and fig. 9, as a specific implementation manner of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, a mounting plate 42 located above a first conveyor 11 is arranged in a shell 1, a filler 4 is fixedly arranged on the mounting plate 42, and a filling joint 41 is located below the mounting plate 42; the lower end of the mounting plate 42 is also provided with a sealing sleeve 43 arranged around the filling joint 41, the sealing sleeve 43 is of a telescopic structure, the lower end of the sealing sleeve is provided with a sealing ring 46, the outer wall of the sealing sleeve 43 is provided with a connecting hole 44 and a guide pipe 45, the guide pipe 45 is communicated with the connecting hole 44, and a hose is arranged in the guide pipe 45 in a penetrating way and is connected with the filling joint 41 through the connecting hole 44; the filler 4 is firmly mounted above the first conveyor 11 by means of the mounting plate 42, ensuring that the filling joint 41 of the filler 4 is accurately mounted on the bottle. Meanwhile, the mounting plate 42 is provided with the sealing sleeve 43, the filling joint 41 is positioned in the sealing sleeve 43, when the filling device 4 controls the filling joint 41 to move downwards, the lower end of the sealing sleeve 43 is abutted against the bottle body, and sealing connection is realized through the sealing ring 46, so that leakage is prevented. The sealing sleeve 43 may be a bellows, and has a telescopic function. A guide tube 45 is provided on the outer wall of the sealing sleeve 43, and an outlet connector 58 is inserted into the sealing sleeve 43 through the guide tube 45 and the connection hole 44 and connected to the filling connector 41. A hose connected to the outlet fitting 58 is slidably connected to the guide tube 45. An O-ring is provided at the connection hole 44.
Referring to fig. 1 to 3, as a specific embodiment of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, a travelling wheel 17 is arranged at the lower end of a shell 1, and a pushing handle 171 is arranged at the upper side; an operation opening 18 and a closing plate 181 for shielding the operation opening 18 are arranged on one side of the shell 1, and the closing plate 181 is detachably connected with the shell 1; the housing 1 is further provided with a plurality of heat dissipation fans 19. The recovery device can be quickly moved to each working position by means of the push hands 171 and the travelling wheels 17, and the push hands 171 are arranged in two and are respectively positioned on two adjacent side surfaces of the shell 1. The operator can open the operation port 18 by turning the closing plate 181, and further, the operation port 18 can perform maintenance, overhaul, and the like on each device in the impurity removal filtration system 5 in the housing 1, and after the maintenance overhaul is completed, the closing plate 181 is used to shield the operation port 18. A plurality of heat dissipation fans 19 are installed on the housing 1 to dissipate heat from the devices in the housing 1, so as to ensure that the recovery device works efficiently.
Referring to fig. 10, as a specific embodiment of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, a reaction tank 52 includes a copper sulfate tank and a water tank for respectively absorbing hydrogen sulfide and sulfur dioxide, and a preparation tank 53 is connected with the water tank and the copper sulfate tank for containing sulfurous acid in the water tank; the raw material tank 54 is a concentrated sulfuric acid tank and is connected with the preparation tank 53; the preparation tank 53 is used for copper sulfate and is added to the copper sulfate tank; an electromagnetic pump 59 is arranged on a connecting pipeline 56 between the preparation tank 53 and the copper sulfate tank; when sulfur hexafluoride passes through the copper sulfate tank, hydrogen sulfide reacts with copper sulfate, and then the sulfur hexafluoride enters the water pipe to react with water to generate sulfurous acid; the sulfurous acid enters the preparation tank 53 from a water pipe, the concentrated sulfuric acid in the raw material tank 54 is added into a standby tank to generate sulfuric acid, then the sulfuric acid is pumped into a copper sulfate tank by using the electromagnetic pump 59, and copper material is added into the copper sulfate tank to prepare copper sulfate, so that the copper sulfate tank can absorb enough hydrogen sulfide, and the sulfurous acid generated by the reaction of sulfur dioxide and water is utilized simultaneously.
Referring to fig. 10, as a specific embodiment of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, the impurity removal and filtration system 5 further includes a filter 8 and a heater 81, the filter 8 is used for filtering particulate impurities in gas, and the heater 81 is used for heating the connecting pipeline 56; the sulfur hexafluoride gas recovery device based on the Internet of things further comprises a vacuum negative pressure system 9, the vacuum negative pressure system 9 is connected with connecting pipelines 56 at two ends of the impurity removal filtering system 5, the vacuum negative pressure system 9 comprises a working pipeline 91, a vacuum pump 92 and two stop valves 93, the vacuum pump 92 and the two stop valves 93 are arranged on the working pipeline 91, the two stop valves 93 are arranged at two ends of the working pipeline 91, and the vacuum pump 92 is arranged between the two stop valves 93; sulfur hexafluoride in the electric equipment enters the impurity removal filter system 5, particulate impurities and the like are cleaned by the filter 8, and the moisture in the connection pipe 56 is heated by the heater 81. Before sulfur hexafluoride enters the impurity removal filter system 5, the two stop valves 93 are opened, the air in each connecting pipeline 56 of the impurity removal filter system 5 is completely discharged through the working pipeline 91 by using the vacuum pump 92 in the vacuum negative pressure system 9, and after the vacuumizing is finished, the two stop valves 93 are closed.
Referring to fig. 1 and fig. 2, as a specific implementation manner of the sulfur hexafluoride gas recovery device based on the internet of things provided by the invention, a mounting frame 82 and an integrated mounting block 83 are arranged in a shell 1, the mounting frame 82 is arranged on the bottom surface of the shell 1, the integrated mounting block 83 is positioned above the mounting frame 82, a plurality of limiting holes for mounting a reaction tank 52, a preparation tank 53, a raw material tank 54 and a liquefaction tank 55 are arranged on the mounting frame 82, and a valve 57 is arranged on the integrated mounting block 83; the installation frame 82 is arranged to enable the reaction tank 52, the preparation tank 53, the raw material tank 54 and the liquefaction tank 55 in the impurity removal filtration system 5 to be stably installed in the limiting hole, so that the recovery work is ensured to be smoothly carried out. An integrated mounting block 83 is mounted in the shell 1, the valve 57 is fixed on the integrated mounting block 83, and a plurality of connecting pipelines 56 are connected with the integrated mounting block 83, so that the plurality of valves 57 are mounted more intensively and firmly.
As a specific implementation mode of the sulfur hexafluoride gas recovery device based on the internet of things, the control unit 6 comprises an internet of things data processing module, an internet of things data transmission module, an information feedback module, a display screen, and a temperature sensor, a humidity sensor and a pressure sensor which are arranged in the shell 1; the temperature sensor, the humidity sensor and the pressure sensor transmit information to the data processing module of the Internet of things through the data transmission module of the Internet of things, the data processing module of the Internet of things analyzes and processes the data and images the processed data on the display screen, and the processed result data is transmitted to the information feedback module.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (7)

1. The sulfur hexafluoride gas recovery device based on the Internet of things is characterized by comprising a shell, a limiting structure, a pusher, a filler, a impurity removal and filtration system and a control unit, wherein the limiting structure, the pusher, the filler, the impurity removal and filtration system and the control unit are arranged in the shell; the limiting structure corresponds to the first conveyor; the limiting structure is provided with a pressure switch; the pusher is positioned at one side of the first conveyor and used for pushing the bottle bodies from the first conveyor to the second conveyor; the filler is positioned above the first conveyor; the filling device is provided with a filling joint for connecting with the bottle body; the impurity removal and filtration system comprises an inlet joint, two reaction tanks, a preparation tank, a raw material tank, a liquefying tank, a plurality of connecting pipelines, a plurality of valves and an outlet joint; the outlet joint is connected with the filling joint through a hose; the preparation tanks are respectively connected with the two reaction tanks, and the raw material tank is connected with the preparation tanks; the first conveyor, the second conveyor, the pressure switch, the propeller and the filler are all connected with the control unit; one end of the first conveyor penetrates through the first opening to be located outside the shell, a mounting groove and a driving mechanism located on one side of the mounting groove are formed in the bottom surface of the shell, one end of the first conveyor is rotatably connected in the mounting groove and connected with the driving mechanism, a supporting frame used for supporting the first conveyor is arranged in the mounting groove, and a lifter is arranged on the supporting frame; the limiting structure comprises a linear driver and a limiting plate arranged at the free end of the linear driver, and the pressure switch is arranged on the limiting plate; the driving mechanism and the linear driver are connected with the control unit; an inner concave surface is arranged on one side, close to the first conveyor, of the limiting plate, the pressure switch is arranged on the inner concave surface, a vertical plate is arranged at the free end of the pusher, and an inner concave surface is arranged at one end, far away from the pusher, of the vertical plate; a transition block is arranged between the second conveyor and the first conveyor, a plurality of containing grooves which are arranged in a rectangular array are formed in the transition block, rollers are arranged in the containing grooves, and the axial direction of the rollers is perpendicular to the conveying direction of the first conveyor; the two ends of the second conveyor are provided with positioning structures, each positioning structure comprises a supporting plate, a horizontal plate and a positioning plate, each supporting plate is vertically arranged and is arranged at one end of the second conveyor, one end of each horizontal plate is fixedly arranged at the upper end of each supporting plate, the other end of each horizontal plate extends towards the second conveyor, each positioning plate is vertically arranged, the lower end of each positioning plate is fixedly arranged at the other end of each horizontal plate, and each positioning plate is positioned above the corresponding second conveyor; the positioning plate is provided with a pressure sensor, and the pressure sensor is connected with the control unit; the reaction tank comprises a copper sulfate tank and a water tank for respectively absorbing hydrogen sulfide and sulfur dioxide, and the preparation tank is connected with the water tank and the copper sulfate tank and is used for containing sulfurous acid in the water tank; the raw material tank is a concentrated sulfuric acid tank and is connected with the preparation tank; the preparation tank is used for preparing sulfuric acid and is added into the copper sulfate tank; and an electromagnetic pump is arranged on the connecting pipeline between the preparation tank and the copper sulfate tank.
2. The sulfur hexafluoride gas recovery device based on the internet of things according to claim 1, wherein the number of the first openings is two, the first openings are respectively arranged on the same side face of the shell, and are arranged at intervals, and the number of the first conveyor, the second conveyor, the pusher and the filler is two; the two second openings are respectively arranged on two opposite side surfaces of the shell.
3. The sulfur hexafluoride gas recovery device based on the internet of things according to claim 1, wherein a mounting plate positioned above the first conveyor is arranged in the shell, the filler is fixedly arranged on the mounting plate, and the filling joint is positioned below the mounting plate; the lower extreme of mounting panel still is equipped with around the sealing sleeve that the filling connects to be arranged, sealing sleeve is telescopic structure, and the lower extreme is equipped with the sealing washer, be equipped with connecting hole and guide tube on sealing sleeve's the outer wall, the guide tube with the connecting hole are linked together, the hose wears to locate in the guide tube, and pass the connecting hole with the filling connects to be connected.
4. The sulfur hexafluoride gas recovery device based on the internet of things according to claim 1, wherein a traveling wheel is arranged at the lower end of the shell, and a pushing handle is arranged at the upper side of the shell; an operation opening and a closing plate for shielding the operation opening are arranged on one side of the shell, and the closing plate is detachably connected with the shell; the shell is also provided with a plurality of cooling fans.
5. The sulfur hexafluoride gas recovery device based on the internet of things of claim 1, wherein the impurity removal filtration system further comprises a filter for filtering particulate impurities in the gas and a heater for heating the connecting line; the sulfur hexafluoride gas recovery device based on the Internet of things further comprises a vacuum negative pressure system, wherein the vacuum negative pressure system is connected with the connecting pipelines at two ends of the impurity removal filtering system, the vacuum negative pressure system comprises a working pipeline, a vacuum pump and two stop valves, the vacuum pump and the two stop valves are installed on the working pipeline, the two stop valves are located at two ends of the working pipeline, and the vacuum pump is located between the two stop valves.
6. The sulfur hexafluoride gas recovery device based on the internet of things according to claim 1, wherein a mounting frame and an integrated mounting block are arranged in the shell, the mounting frame is arranged on the bottom surface of the shell, the integrated mounting block is located above the mounting frame, a plurality of limiting holes for mounting the reaction tank, the preparation tank, the raw material tank and the liquefaction tank are formed in the mounting frame, and the valve is mounted on the integrated mounting block.
7. The sulfur hexafluoride gas recovery device based on the internet of things according to claim 1, wherein the control unit comprises an internet of things data processing module, an internet of things data transmission module, an information feedback module, a display screen, and a temperature sensor, a humidity sensor and a pressure sensor which are installed in the shell; the temperature sensor, the humidity sensor and the pressure sensor transmit information to the internet of things data processing module through the internet of things data transmission module, and the internet of things data processing module analyzes and processes data and images the processed data on the display screen and transmits the processed result data to the information feedback module.
CN202211707628.6A 2022-12-29 Sulfur hexafluoride gas recovery device based on Internet of things Active CN116025838B (en)

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CN116025838B true CN116025838B (en) 2024-06-11

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