CN115626386B

CN115626386B - Sulfur tetrafluoride transportation storage tank

Info

Publication number: CN115626386B
Application number: CN202211560243.1A
Authority: CN
Inventors: 杨旭东; 杨绪钦; 郭�东; 王栋; 袁波
Original assignee: Shandong Ruihua Fluoride Industry Co ltd
Current assignee: Shandong Ruihua Fluoride Industry Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-03-17
Anticipated expiration: 2042-12-07
Also published as: CN115626386A

Abstract

The invention discloses a sulfur tetrafluoride transportation storage tank, which relates to the technical field of gas storage, and comprises a transportation tank and is characterized in that: the circulating cylinder is fixedly arranged in the transport tank, an air inlet channel is formed in the circulating cylinder, cooling channels are formed in the circulating cylinders on two sides of the air inlet channel, and expanding grooves are formed in two side walls of the transport tank; set up in storage mechanism of installation arm one side, including the fixed installation arm that sets up in the transport tank, installation arm one side fixed connection unit jar, the cooling shell is established to the fixed cover in unit jar outside, and the cooling shell both sides set up the buffering subassembly, installation section of thick bamboo both sides set up intake pipe and installation pipe respectively, the installation section of thick bamboo lateral wall fixed connection hose of intake pipe one side, hose one side fixed connection heat conduction section of thick bamboo, heat conduction section of thick bamboo and extend and set up temperature sensing piece between the pole, the device can be according to the condition of the different environmental factor influences in the external world, and the unit jar storage safety transportation is guaranteed to the automatic selection pressure regulating mode, and energy-conserving safety is prevented revealing, realizes the better protection to the transport tank.

Description

Sulfur tetrafluoride transportation storage tank

Technical Field

The invention relates to the technical field of gas storage, in particular to a sulfur tetrafluoride transportation and storage tank.

Background

Sulfur tetrafluoride is a selective organic fluorinating agent, is the most effective selective organic fluorinating agent widely used at present, can selectively fluorinate carbonyl and hydroxyl, can be widely applied to the production of high-grade liquid crystal materials and high-grade intermediates in the pharmaceutical and pesticide industries, has an irreplaceable status, has the characteristics of slightly dissolving in water and dissolving in benzene, and is generally transported and stored by a storage tank.

Traditional holding vessel is in the transportation, generally carry out gassing pressure release processing to the internal pressure of jar in real time through the registration of observing pressure sensors, guarantee holding vessel safe transportation, but in actual transportation, the holding vessel can cause inside pressure to increase because of factors such as deformation or temperature rise, and the last pressure release processing mode of traditional device can not be according to actual conditions's change, the automatic selection regulation mode, simple pressure release or cooling are handled, the operation is comparatively loaded down with trivial details, the power consumption is higher, can not satisfy long-time transportation storage demand, and traditional device can not initiatively collect and detect whether lose heart, the security is not high.

Disclosure of Invention

The invention provides a sulfur tetrafluoride transportation and storage tank, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a sulfur tetrafluoride transportation and storage tank, comprising a transportation tank and further comprising:

the circulating cylinder is fixedly arranged in the transport tank, an air inlet channel is formed in the circulating cylinder, cooling channels are formed in the circulating cylinders on two sides of the air inlet channel, and expanding grooves are formed in two side walls of the transport tank; the storage mechanism is arranged on one side of the installation arm and comprises an installation arm fixedly arranged in a transportation tank, a unit tank is arranged on one side of the installation arm, a cooling shell is fixedly sleeved on the outer side of the unit tank, buffer components are arranged on two sides of the cooling shell, an installation cylinder is fixedly connected between the installation arms, a sensing block is arranged in the installation cylinder in a sliding mode, a piston column is fixedly connected to the top of the sensing block, the piston column extends to the outside of the installation cylinder, a linkage frame is fixedly connected to the end portion of the piston column, a reset piece is sleeved on one end of the piston column, expansion rods are arranged on two sides of the linkage frame in a sliding and penetrating mode and are of an H-shaped structure, an air inlet pipe and an installation pipe are respectively arranged on two sides of the installation cylinder, valve components are arranged on the installation pipe and the air inlet pipe, the installation pipe is fixedly connected with the inner wall of the transportation tank, an air placing column is arranged on the side wall of the transportation tank in a sliding and penetrates through the air placing column and is connected with the valve components, the gas release column one end cup joints the straining piece, intake pipe and a circulation section of thick bamboo inner wall fixed connection, circulation section of thick bamboo lateral wall slides and runs through and sets up the valve piece, and valve piece one end cup joints the compression piece, valve piece one end is connected with the valve component, the installation section of thick bamboo lateral wall fixed connection hose of intake pipe one side, hose one side fixed connection heat-conducting tube, heat-conducting tube and expansion pole between set up the temperature-sensing piece, unit jar below one side sets up the back flow, fixed connection bellows between back flow, intake pipe and the cooling shell, the flexible pipe of fixed connection between installation section of thick bamboo, installation pipe and the unit jar, the transportation jar outside sets up the selective examination subassembly, can guarantee unit jar storage safety transportation according to the condition of the different environmental factor influences in the external world, energy-conserving safe leak-proof, the realization is to the better protection of transportation jar.

As a preferred technical scheme of the invention, the buffer assembly comprises a fixed frame fixedly arranged on the outer wall of the cooling shell, a movable block is arranged in the fixed frame in a sliding manner, a buffer part is fixedly connected between the movable block and the fixed frame, a telescopic cylinder is fixedly connected to one side of the movable block, an elastic part is sleeved at one end of the telescopic cylinder, and the end parts of the telescopic cylinders at two sides of the cooling shell are respectively and fixedly connected with the side walls of the transportation tank and the circulating cylinder.

As a preferable technical scheme of the invention, the valve component comprises a valve rod, a valve opening is formed in the valve rod, the bottom of the valve rod is fixedly connected with a fixed rod, one end of the fixed rod is hinged with a transmission rod, the valve rods on two sides of the cooling shell are respectively arranged on the air inlet pipe and the mounting pipe in a sliding penetrating manner, one end of the air discharging column is hinged with the transmission rod on one side of the mounting pipe, and one end of the valve block is hinged with the transmission rod on one side of the air inlet pipe.

As a preferred technical scheme, the sampling inspection assembly comprises an air extraction box fixedly arranged on the outer wall of a transport tank, a flow guide pipe is fixedly connected in the air extraction box and extends into the transport tank, a scale rod is arranged on the top wall of the air extraction box in a sliding penetrating mode, a support piece is sleeved on the scale rod, a sponge plate is arranged at the bottom of the scale rod and is soaked with benzene solution, an adjusting rod is arranged on the bottom wall of the air extraction box in a threaded penetrating mode, and a sealing block is arranged at one end of the adjusting rod.

As a preferable technical scheme of the invention, the top of the transportation tank is fixedly connected with a circulating refrigerator, an air inlet end of the circulating refrigerator is communicated with an air inlet channel, an air outlet end of the circulating refrigerator is communicated with a cooling channel, a backflow hole is formed in a circulating cylinder between the air inlet channel and the cooling channel, and gas used for cooling can be sent back to the circulating refrigerator from the backflow hole.

As a preferred technical scheme of the invention, an electric adjusting column is fixedly connected between the expansion rod on one side of the installation pipe and the linkage frame, the installation pipe is communicated with the interior of the expansion groove, and gas in the unit tank can enter the expansion groove through the installation pipe.

As a preferable technical scheme of the invention, a sealing rod is fixedly connected between the cooling shell on one side of the return pipe and the unit tank, and the sealing rod can uniformly fill the gas entering the cooling shell for one circle of the unit tank, so that efficient cooling is realized.

As a preferred technical scheme of the invention, two sides of the inner wall of the cooling channel below the backflow hole are fixedly connected with limiting cylinders, valve plates are arranged in the limiting cylinders in a sliding mode, vent holes are formed in the valve plates, two sides of each valve plate are fixedly connected with positioning blocks, and thermal expansion pieces are fixedly connected between the positioning blocks and the limiting cylinders.

The invention has the following advantages: when the device is in actual use, the device is placed on a transportation device for transportation, when the unit tank is in a normal environment, the electric adjusting column drives the expanding rod on one side to move, so that the expanding rod is clamped with the valve rod on the installation pipe, the expanding rod on one side of the air inlet pipe is not contacted with the valve rod, when the local deformation influence of the unit tank is caused by the influence of external factors, the pressure in the unit tank is increased, at the moment, the induction block in the installation cylinder drives the linkage frame to move upwards through the piston column, under the condition, the linkage frame can drive the valve rod to move upwards through the expanding rod on one side of the electric adjusting column, the valve port on the valve rod is communicated with the installation pipe, the gas in the unit tank enters the expanding groove to realize pressure relief, the explosion caused by the excessive increase of the pressure of the unit tank can be prevented, when the temperature of the external environment is too high, the internal pressure of the unit tank can be increased due to the rise of the temperature in the unit tank, at the moment, high-temperature gas in the unit tank transmits high temperature to the temperature sensing piece through the heat conduction barrel on one side of the hose, the temperature sensing piece deforms to drive the expansion rod to move, the expansion rod is contacted with the valve rod, meanwhile, the linkage frame above the installation barrel drives the expansion rod to move upwards, further, a valve port on the valve rod is driven to be communicated with the air inlet pipe, meanwhile, the valve block is driven to move under the action of the transmission rod, the cooling channel is intercepted, cold air enters the cooling shell through the air inlet pipe, cooling treatment on the unit tank is realized, meanwhile, gas in the unit tank is discharged into the expansion groove from the installation pipe, the cooling and gas discharging mode can quickly realize pressure relief in the unit tank and prevent high-pressure explosion, meanwhile, the two pressure relief modes can automatically select an adjusting mode according to external environment transformation factors, safe storage and transportation are guaranteed, more energy is saved, and the safety is higher, meanwhile, the selective inspection assembly can actively absorb and detect whether the transport tank leaks air or not, and transport safety is improved.

Drawings

Fig. 1 is a schematic structural view of a sulfur tetrafluoride transportation and storage tank main body.

Fig. 2 is an enlarged structural schematic diagram of a in fig. 1.

Fig. 3 is an enlarged structural schematic diagram of B in fig. 1.

Fig. 4 is a schematic structural view of an installation cylinder in a sulfur tetrafluoride transportation and storage tank.

Fig. 5 is a schematic view showing the structure of a unit tank in a sulfur tetrafluoride transportation and storage tank.

Fig. 6 is a schematic view showing a structure of a circulation cylinder in a sulfur tetrafluoride transportation and storage tank.

Fig. 7 is an enlarged structural view of C in fig. 6.

Fig. 8 is an enlarged schematic view of D in fig. 1.

Fig. 9 is an enlarged structural schematic diagram of E in fig. 1.

In the figure: 1. a transport tank; 2. expanding the grooves; 3. a unit tank; 4. a circulation cylinder; 5. installing a pipe; 6. a linkage frame; 7. a sponge plate; 8. cooling the shell; 9. mounting the cylinder; 10. a return pipe; 11. a sealing rod; 12. a cooling channel; 13. a telescopic pipe; 14. a gas releasing column; 15. a graduated lever; 16. a support member; 17. a sealing block; 18. adjusting a rod; 19. a mounting arm; 20. a circulating refrigerator; 21. an air inlet pipe; 22. a flow guide pipe; 23. a fixed mount; 24. a movable block; 25. a buffer member; 26. a telescopic cylinder; 27. an elastic member; 28. a valve rod; 29. a valve port; 30. a fixing rod; 31. a transmission rod; 32. a compression member; 33. a valve block; 34. extending the rod; 35. a temperature-sensitive element; 36. a heat conducting cylinder; 37. a hose; 38. a return orifice; 39. an induction block; 40. a piston post; 41. an air intake passage; 42. a reset member; 43. a tension member; 44. a bellows; 45. an electric adjusting column; 46. an air extraction box; 47. a limiting cylinder; 48. a hot-expanding piece; 49. positioning blocks; 50. a valve plate; 51. a vent; 52. a storage mechanism; 53. a buffer assembly; 54. a valve assembly; 55. and a sampling inspection component.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it should be understood that they are presented herein only to illustrate and explain the present invention and not to limit the present invention.

Example 1

Referring to fig. 1 to 9, a sulfur tetrafluoride transportation and storage tank includes a transportation tank 1, and further includes: the circulating cylinder 4 is fixedly arranged in the transport tank 1, an air inlet channel 41 is formed in the circulating cylinder 4, cooling channels 12 are formed in the circulating cylinder 4 on two sides of the air inlet channel 41, and expanding grooves 2 are formed in two side walls of the transport tank 1; the storage mechanism 52 arranged on one side of the mounting arm 19 comprises the mounting arm 19 fixedly arranged in the transportation tank 1, one side of the mounting arm 19 is provided with a unit tank 3, the outer side of the unit tank 3 is fixedly sleeved with a cooling shell 8, two sides of the cooling shell 8 are provided with buffer components 53, the mounting arm 19 is fixedly connected with a mounting cylinder 9, a sensing block 39 is arranged in the mounting cylinder 9 in a sliding manner, the top of the sensing block 39 is fixedly connected with a piston column 40, the piston column 40 extends to the outside of the mounting cylinder 9 and is fixedly connected with a linkage frame 6 at the end part, one end of the piston column 40 is sleeved with a reset component 42, the reset component 42 can use a spring or an elastic metal sheet and the like with telescopic property, two sides of the linkage frame 6 are provided with expansion rods 34 in a sliding and penetrating manner, the expansion rods 34 are of an H-shaped structure, two sides of the mounting cylinder 9 are respectively provided with an air inlet pipe 21 and a mounting pipe 5, and the mounting pipe 5 and the air inlet pipe 21 are both provided with valve components 54, the installation pipe 5 is fixedly connected with the inner wall of the transportation tank 1, the side wall of the transportation tank 1 is slidably penetrated through the gas placing column 14, the gas releasing column 14 is connected with the valve assembly 54, one end of the gas releasing column 14 is sleeved with the tensioning piece 43, two sides of the tensioning piece 43 are respectively fixedly connected with the gas releasing column 14 and the inner wall of the transportation tank 1, the gas inlet pipe 21 is fixedly connected with the inner wall of the circulation cylinder 4, the side wall of the circulation cylinder 4 is slidably penetrated through the valve block 33, the valve block 33 extends into the cooling channel 12, one end of the valve block 33 is sleeved with the compression piece 32, two sides of the compression piece 32 are respectively fixedly connected with the circulation cylinder 4 and the valve block 33, one end of the valve block 33 is connected with the valve assembly 54, the side wall of the installation cylinder 9 on one side of the gas inlet pipe 21 is fixedly connected with the hose 37, one side of the hose 37 is fixedly connected with the heat conducting cylinder 36, the heat conducting cylinder 36 is fixedly connected with the linkage frame 6, the heat conducting cylinder 36 is fixedly connected with the expansion rod 34, and the temperature sensing piece 35 is fixedly arranged between the heat conducting cylinder 36 and the expansion rod 34, extension can take place for temperature sensing piece 35 to be heated, 3 below one side of unit jar sets up back flow 10, back flow 10 and a circulation section of thick bamboo 4 fixed connection, fixed connection bellows 44 between back flow 10, intake pipe 21 and the cooling shell 8, the flexible pipe 13 of fixed connection between installation section of thick bamboo 9, installation pipe 5 and the unit jar 3, transportation jar 1 outside sets up the selective examination subassembly 55, can be according to the condition of the influence of external different environmental factor, and the automatic selection pressure regulating mode guarantees that unit jar 3 stores safe transportation, and wherein tensioning 43 and compression piece 32 can use spring or elastic metal piece etc. that have flexible nature.

Example 2

Referring to fig. 1 to 9, the other contents of the present embodiment are the same as embodiment 1, except that: buffering subassembly 53 slides including fixed the setting in the mount 23 of 8 outer walls of cooling shell, and mount 23 sets up movable block 24, fixed connection bolster 25 between movable block 24 and the mount 23, the flexible section of thick bamboo 26 of 24 one side fixed connection of movable block, flexible section of thick bamboo 26 one end cup joint elastic component 27, the flexible section of thick bamboo 26 tip of 8 both sides of cooling shell respectively with transport tank 1 and 4 lateral walls fixed connection of circulation section of thick bamboo, wherein elastic component 27 and buffer 25 can use the spring or the elastic metal piece etc. that have flexible nature.

The valve assembly 54 comprises a valve rod 28, a valve opening 29 is formed in the valve rod 28, the bottom of the valve rod 28 is fixedly connected with a fixed rod 30, one end of the fixed rod 30 is hinged with a transmission rod 31, the valve rods 28 on the two sides of the cooling shell 8 are respectively arranged on the air inlet pipe 21 and the mounting pipe 5 in a sliding penetrating mode, one end of the air release column 14 is hinged with the transmission rod 31 on one side of the mounting pipe 5, and one end of the valve block 33 is hinged with the transmission rod 31 on one side of the air inlet pipe 21.

The spot check subassembly 55 is including fixed the exhaust chamber 46 that sets up in transport tank 1 outer wall, fixed connection honeycomb duct 22 in the exhaust chamber 46, and honeycomb duct 22 extends to transport tank 1 in, exhaust chamber 46 roof slides to run through and sets up scale rod 15, cup joints support piece 16 on the scale rod 15, scale rod 15 bottom sets up sponge board 7, has soaked benzene solution on the sponge board 7, exhaust chamber 46 diapire screw thread runs through to set up adjusts pole 18, adjusts 18 one end rotations of pole and sets up sealed piece 17, and sealed piece 17 slides and sets up in exhaust chamber 46, and wherein support piece 16 can use the spring or the elastic metal piece etc. that have flexible nature.

Transport tank 1 top fixed connection circulating cooler 20, circulating cooler 20's inlet end and inlet channel 41 intercommunication, circulating cooler 20's the end of giving vent to anger sets up with cooling channel 12 intercommunication, set up backflow hole 38 in the circulation section of thick bamboo 4 between inlet channel 41 and the cooling channel 12, fixed connection electric control post 45 between expansion pole 34 of installation pipe 5 one side and the link frame 6, installation pipe 5 and the inside intercommunication setting of expansion groove 2, fixed connection sealing rod 11 between cooling shell 8 of back flow 10 one side and the unit jar 3.

The two sides of the inner wall of the cooling channel 12 below the return hole 38 are fixedly connected with limiting cylinders 47, valve plates 50 are arranged in the limiting cylinders 47 in a sliding mode, vent holes 51 are formed in the valve plates 50, the two sides of the valve plates 50 are fixedly connected with positioning blocks 49, and heat expansion pieces 48 are fixedly connected between the positioning blocks 49 and the limiting cylinders 47, when the temperature of gas flowing back in the cooling channel 12 is too high, the heat expansion pieces 48 expand and drive the valve plates 50 to move through the positioning blocks 49, the heat flows out of the outside through the vent holes 51, when the temperature of the returned gas is low, the heat expansion pieces 48 reset, the heat expansion pieces 48 can stretch and deform when being heated, the vent holes 51 reset into the limiting cylinders 47, the low-temperature gas flows from the return hole 38 and can circulate the refrigerator 20, the low-temperature gas is repeatedly used, the energy consumption of the circulating refrigerator 20 is reduced, and the energy-saving purpose is achieved.

When the device is used in practice, the device is placed on a transportation device for transportation, when the unit tank 3 is in a normal environment, the electric adjusting column 45 drives the expanding rod 34 on one side to move, so that the expanding rod 34 is clamped with the valve rod 28 on the installation pipe 5, the expanding rod 34 on one side of the air inlet pipe 21 is not contacted with the valve rod 28, when the unit tank 3 is affected by external factors to cause local deformation, the pressure in the unit tank 3 is increased, at the moment, the induction block 39 in the installation pipe 9 drives the linkage frame 6 to move upwards through the piston column 40, under the condition, the linkage frame 6 can drive the valve rod 28 to move upwards through the expanding rod 34 on one side of the electric adjusting column 45, the valve port 29 on the valve rod 28 is communicated with the installation pipe 5, the gas in the unit tank 3 enters the expanding groove 2 to realize pressure relief, and the unit tank 3 can be prevented from being exploded due to excessive pressure increase, when the external environment temperature is too high, the temperature rise in the unit tank 3 will result in the increase of the internal pressure, at this time, the high-temperature gas in the unit tank 3 firstly enters the installation cylinder 9, then the high temperature is transmitted to the temperature sensing element 35 through the heat conduction cylinder 36 on one side of the hose 37, the temperature sensing element 35 is deformed to drive the expansion rod 34 to move, the expansion rod 34 contacts with the valve rod 28, the linkage frame 6 above the installation cylinder 9 drives the expansion rod 34 to move upwards, further drives the valve port 29 on the valve rod 28 to communicate with the air inlet pipe 21, and drives the valve block 33 to move under the action of the transmission rod 31, the cooling channel 12 is intercepted, the cold air enters the cooling shell 8 through the air inlet pipe 21 to realize the cooling treatment of the unit tank 3, and simultaneously the gas in the unit tank 3 is discharged into the expansion groove 2 from the installation pipe 5, the cooling and gas discharge manner can realize the rapid pressure relief in the unit tank 3, prevent high-pressure explosion, two kinds of pressure release modes of the while, can be according to external environment transform factor automatic selection regulation mode, when guaranteeing safe storage transportation, more energy-conservation, the security is higher, before using simultaneously, operating personnel drives sealed piece 17 through rotating adjusting rod 18 and removes, make if the condition of leaking appears in unit jar 3, it is gaseous to send into the exhaust chamber 46 through honeycomb duct 22 in, and be dissolved on the sponge board 7 that has soaked benzene solution, the measurement personnel can be through the change condition of observing scale bar 15, judge whether unit jar 3 leaks gas.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sulfur tetrafluoride transportation storage tank, includes the transportation jar, its characterized in that still includes:

the circulating cylinder is fixedly arranged in the transport tank, an air inlet channel is formed in the circulating cylinder, cooling channels are formed in the circulating cylinders on two sides of the air inlet channel, and expanding grooves are formed in two side walls of the transport tank;

the storage mechanism is arranged in the transportation tank and comprises an installation arm fixedly arranged in the transportation tank, a unit tank is arranged below the installation arm, a cooling shell is fixedly sleeved outside the unit tank, buffering components are arranged on two sides of the cooling shell, the buffering components on two sides of the cooling shell are respectively connected with the transportation tank and a circulating cylinder, an installation cylinder is arranged above the cooling shell and fixedly connected with the installation arm, an induction block is arranged in the installation cylinder in a sliding manner, a piston column is fixedly connected to the top of the induction block and extends to the outside of the installation cylinder, a linkage frame is fixedly connected to the end part of the piston column, a resetting piece is sleeved at one end of the piston column, expansion rods are arranged on two sides of the linkage frame in a sliding and penetrating manner and are of an H-shaped structure, an installation pipe is arranged on one side of the inner wall of the transportation tank, an air inlet pipe is arranged on one side of the outer wall of the circulating cylinder, valve components are arranged on the installation pipe and the air inlet pipe, and the installation pipe is fixedly connected with the inner wall of the transportation tank, the side wall of the transportation tank is provided with a gas placing column in a sliding penetrating manner, the gas placing column is connected with a valve component, one end of the gas placing column is sleeved with a tensioning piece, the gas inlet pipe is fixedly connected with the inner wall of a circulation cylinder, the side wall of the circulation cylinder is provided with a valve block in a sliding penetrating manner, one end of the valve block is sleeved with a compression piece, one end of the valve block is connected with the valve component, the side wall of an installation cylinder on one side of the gas inlet pipe is fixedly connected with a hose, one side of the hose is fixedly connected with a heat conducting cylinder, a temperature sensing piece is arranged between the heat conducting cylinder and an expansion rod, one side below the unit tank is provided with a return pipe, the gas inlet pipe and a cooling shell are fixedly connected with corrugated pipes, the installation cylinder, the installation pipe and the unit tank are fixedly connected with telescopic pipes, the outside of the transportation tank is provided with a sampling inspection component, and the pressure regulating mode can be automatically selected to ensure the safe transportation of the storage of the unit tank according to the conditions of different external environmental factors, energy-saving, safe and leakage-proof;

the valve component comprises a valve rod, a valve opening is formed in the valve rod, the bottom of the valve rod is fixedly connected with a fixed rod, one end of the fixed rod is hinged with a transmission rod, the valve rods on the two sides of the cooling shell are arranged on the air inlet pipe and the mounting pipe in a sliding penetrating mode respectively, one end of the air discharging column is hinged with the transmission rod on one side of the mounting pipe, and one end of the valve block is hinged with the transmission rod on one side of the air inlet pipe;

the top of the transport tank is fixedly connected with a circulating refrigerator, an air inlet end of the circulating refrigerator is communicated with an air inlet channel, an air outlet end of the circulating refrigerator is communicated with a cooling channel, and a backflow hole is formed in a circulating cylinder between the air inlet channel and the cooling channel; the expansion rod on one side of the installation pipe is fixedly connected with the electric adjusting column between the linkage frame, and the installation pipe is communicated with the inside of the expansion groove.

2. The sulfur tetrafluoride transportation and storage tank of claim 1, wherein the buffer assembly comprises a fixed frame fixedly arranged on the outer wall of the cooling shell, a movable block is slidably arranged in the fixed frame, a buffer member is fixedly connected between the movable block and the fixed frame, a telescopic cylinder is fixedly connected to one side of the movable block, one end of the telescopic cylinder is sleeved with an elastic member, and the end parts of the telescopic cylinder at two sides of the cooling shell are respectively fixedly connected with the transportation tank and the side wall of the circulating cylinder.

3. The sulfur tetrafluoride transportation and storage tank according to claim 1, wherein the sampling component comprises an air extraction box fixedly arranged on the outer wall of the transportation tank, a flow guide pipe is fixedly connected in the air extraction box and extends into the transportation tank, a scale rod is slidably arranged on the top wall of the air extraction box in a penetrating manner, a support member is sleeved on the scale rod, a sponge plate is arranged at the bottom of the scale rod and is soaked with benzene solution, an adjusting rod is arranged on the bottom wall of the air extraction box in a penetrating manner, and a sealing block is arranged at one end of the adjusting rod.

4. The sulfur tetrafluoride transport and storage tank of claim 1, wherein a sealing rod is fixedly connected between the cooling shell on the return pipe side and the unit tank.

5. The sulfur tetrafluoride transportation and storage tank according to claim 4, wherein limiting cylinders are fixedly connected to two sides of the inner wall of the cooling channel below the return hole, a valve plate is arranged in the limiting cylinders in a sliding manner, a vent hole is formed in the valve plate, positioning blocks are fixedly connected to two sides of the valve plate, and a thermal expansion member is fixedly connected between the positioning blocks and the limiting cylinders.