Liquid tank truck loading, unloading and transportation data quality management device and use method

Abstract

The invention relates to the technical field of liquid tank truck transportation, in particular to a liquid tank truck loading, unloading and transportation number quality management device and a using method. The liquid tank truck loading, unloading and transportation number quality management device comprises a transportation body, a damper assembly is fixedly connected to the upper end of the transportation body, and a first damping piston is slidably connected into the damper assembly; according to the liquid tank truck loading, unloading and transportation data quality management device and the use method, through arrangement of the storage tank structure, the temperature sensor, the heating rod structure, the pressure pump structure and the conveying water pipe, heating and heat preservation of liquid transported in the storage tank structure are facilitated, and the storage tank structure is convenient to use. According to the storage box structure, the storage effect is good, the probability of liquid damage is reduced, use after discharging is facilitated, the temperature in the storage box structure can be detected, the situation that heat preservation of liquid is affected due to the fact that the water temperature is too high is prevented, and the purposes of solving problems and improving the practical value are achieved through the technology.

Description

Technical Field

[0001] The present invention relates to the technical field of liquid tanker transportation, and in particular to a liquid tanker loading and unloading and transportation quality management device and a use method thereof. Background Art

[0002] Liquid tank trucks are vehicles for loading and transporting oil materials. The tank body is generally made of carbon steel plates, and can also be made of fiberglass, stainless steel, plastic and other materials. The tank body is required to have sufficient strength, and an anti-collision plate is provided inside the tank body. The tank body accessories are equipped with manholes, liquid outlet valves, flow meters, etc. For vehicles that carry two kinds of fuel, the tank body can be divided into compartments. Commonly used tank bodies are used to distribute fuel to oil receiving equipment, such as vehicles, agricultural machinery, boilers, construction machinery, hotels and other units. They are also used for the transportation of liquid media in the petroleum, petrochemical and other industries, and for filling containers with gasoline, kerosene, diesel and other light fuels.

[0003] The following problems exist: However, some liquids need to be temperature controlled during transportation, which makes it inconvenient to heat and insulate them. In addition, some transported liquids are polluting and can easily pollute the air.

[0004] In view of this, research and improvement are carried out on the existing problems, and a liquid tank truck loading and unloading and transportation quality management device and a method of use are provided. By setting a storage box structure, a temperature sensor, a heating rod structure, a pressure pump structure, and a water delivery pipe, it is beneficial to heat and insulate the liquid transported inside the storage tank structure, so that the storage effect is good, the probability of liquid damage is reduced, and the use after unloading is convenient. In addition, the temperature inside the storage box structure can be detected to prevent the water temperature from being too high and affecting the insulation of the liquid. The purpose is to solve the problem and improve the practical value through this technology. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a liquid tank truck loading and unloading and transportation quality management device and a method of use.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a liquid tank truck loading and unloading and transportation quality management device and use method, including a transportation body, the upper end of the transportation body is fixedly connected to a damper assembly, the interior of the damper assembly is slidably connected to a first shock-absorbing piston, the outer wall of the damper assembly is slidably connected to a shock absorber assembly, the interior of the shock absorber assembly is fixedly connected to a shock-absorbing spring, the interior of the shock absorber assembly close to the shock-absorbing spring is fixedly connected to a shock-absorbing rod, the lower end of the shock-absorbing rod is fixedly connected to a second shock-absorbing piston, the upper end of the shock absorber assembly is fixedly connected to a support plate, and the upper end of the support plate is fixedly connected to a A transport tank structure is fixedly connected, a storage tank structure is fixedly connected inside the transport tank structure, a storage box structure is fixedly connected inside the transport tank structure near one side of the storage tank structure, a temperature sensor is fixedly connected to the upper end of the storage box structure, a heating rod structure is fixedly connected to the upper end of the storage box structure near the front of the temperature sensor, a pressure pump structure is fixedly connected to one end of the storage box structure, a water delivery pipe is fixedly connected to the front of the pressure pump structure, a delivery pump assembly is fixedly connected to the back of the storage tank structure, a sealer assembly is fixedly connected to the back of the transport tank structure, and a sealing plate is plugged into the back of the sealer assembly, The front side of the sealing plate is fixedly connected to the limit plate, the interior of the sealing assembly is fixedly connected to the limit assembly, the interior of the limit assembly is fixedly connected to the limit spring, one end of the limit spring is fixedly connected to the limit slider, one end of the limit slider is fixedly connected to the limit rod, the other end of the limit slider is fixedly connected to the limit handle, the upper end of the transport tank structure is fixedly connected to the air intake pipe, the upper end of the air intake pipe is fixedly connected to the first filter, the interior of the first filter is fixedly connected to the first fixing plate, the upper end of the first fixing plate is plugged with the first filter screen plate, the upper end of the first fixing plate is close to the upper end of the back side of the first filter screen plate A second filter screen is plugged in, a filter cotton structure is plugged in the upper end of the first fixing plate near the back side of the second filter screen, the upper end of the transport tank structure away from the air inlet pipe is fixedly connected to the outlet pipe, the upper end of the outlet pipe is fixedly connected to the second filter, the interior of the second filter is fixedly connected to the second fixing plate, the upper end of the second fixing plate is fixedly connected to the exhaust fan, the upper end of the second fixing plate near the front of the exhaust fan is plugged in the first filter structure, the upper end of the second fixing plate near the front of the first filter structure is plugged in the second filter structure, and the upper end of the second fixing plate near the front of the second filter structure is plugged in the third filter structure.

[0007] As a further description of the above technical solution:

[0008] One end of the transport tank structure is fixedly connected to a connecting pipe, and one end of the connecting pipe is rotatably connected to a sealing plug. The upper end of the storage tank structure is fixedly connected to an air release valve, which can discharge air to prevent the internal pressure from being too high.

[0009] As a further description of the above technical solution:

[0010] The outer wall of the second shock-absorbing piston is slidably connected to the damper assembly, the outer wall of the shock-absorbing rod is slidably connected to the damper assembly, and the lower end of the shock-absorbing spring is fixedly connected to the damper assembly, which has a good shock-absorbing effect on the transport tank structure and reduces the force it is subjected to during transportation.

[0011] As a further description of the above technical solution:

[0012] The outer wall of the water delivery pipe is fixedly connected to the storage tank structure, and one end of the water delivery pipe is fixedly connected to the storage box structure, so that the storage tank structure can be heated and insulated, so that it has a good effect on storing special liquids.

[0013] As a further description of the above technical solution:

[0014] A sealing cover is inserted at the upper end of the first filter and fixed to the first filter by fixing screws. A sealing cover is inserted at the upper end of the second filter and fixed to the second filter by fixing screws, so that the first filter and the second filter can be opened conveniently and their interiors can be cleaned and replaced.

[0015] As a further description of the above technical solution:

[0016] The outer wall of the limit slider is slidably connected to the limit assembly, one end of the limit rod is plugged into the limit plate, and the outer wall of the limit handle is slidably connected to the sealer assembly, which firmly connects the sealing plate and is simple and convenient to operate without the assistance of tools.

[0017] As a further description of the above technical solution:

[0018] The back of the delivery pump assembly is fixedly connected with a fixed pipe to facilitate the discharge of the transported liquid. The hole diameter of the second filter screen plate is smaller than the hole diameter of the first filter screen plate, and the effect of filtering large particles of debris is good.

[0019] As a further description of the above technical solution:

[0020] The front of the first filter is provided with an air inlet hole, the back of the second filter is provided with an air outlet hole, and the number of the filter cotton structures is two groups, which has a good effect on filtering fine particles.

[0021] As a further description of the above technical solution:

[0022] The first filter structure is provided with activated carbon inside, the second filter structure is provided with diatomaceous earth adsorbent inside, the third filter structure is provided with zeolite structure inside, and the outer wall is plugged with a second filter, which can purify harmful gases discharged from the liquid, reduce pollution to the environment, and facilitate disassembly and replacement.

[0023] The present invention has the following beneficial effects:

[0024] 1. By setting up the storage box structure, temperature sensor, heating rod structure, pressure pump structure and water delivery pipe, it is beneficial to heat and insulate the liquid transported inside the storage tank structure, so as to improve the storage effect, reduce the probability of liquid damage, and facilitate the use after unloading. In addition, the temperature inside the storage box structure can be detected to prevent the water temperature from being too high and affecting the insulation of the liquid.

[0025] 2. By setting the damper assembly, the first shock-absorbing piston, the shock-absorbing assembly, the shock-absorbing spring, the shock-absorbing rod, the second shock-absorbing piston, and the support plate, it is beneficial to reduce the shock of the transport tank structure, so that the force applied to the liquid during transportation can be reduced, thereby reducing the amplitude of the liquid shaking and increasing the safety of the liquid.

[0026] 3. By setting the first filter, the second filter, the second fixed plate, the exhaust fan, the first filter structure, the second filter structure, and the third filter structure, it is beneficial to filter and purify the gas discharged from the storage tank structure and reduce pollution to the environment; by setting the sealer assembly, the sealing plate, the limit plate, the limit assembly, the limit spring, the limit slider, the limit rod, and the limit handle, it is beneficial to facilitate the disassembly and installation of the sealing plate, and the operation is simple and convenient, and does not require the assistance of other tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the overall structure of a liquid tank truck loading and unloading and transportation quality management device and a method of use proposed by the present invention;

[0028] Figure 2 A partial front plan view of a damper assembly of a liquid tank truck loading and unloading and transportation quality management device and a method of use proposed by the present invention;

[0029] Figure 3 A top view of the transport main body of a liquid tank truck loading and unloading and transportation quality management device and a method of use proposed by the present invention;

[0030] Figure 4 A liquid tank truck loading and unloading and transportation quality management device and a method of using the same are provided in the present invention. Figure 3 Enlarged view of point A in the middle;

[0031] Figure 5A side plan view of the first filter portion of a liquid tank truck loading and unloading and transportation quality management device and a method of use proposed by the present invention;

[0032] Figure 6 A side plan view of the second filter portion of a liquid tank truck loading and unloading and transportation quality management device and a method of use proposed by the present invention.

[0033] Legend:

[0034] 1. Transport body; 2. Damper assembly; 3. First shock-absorbing piston; 4. Shock absorber assembly; 5. Shock-absorbing spring; 6. Shock-absorbing rod; 7. Second shock-absorbing piston; 8. Support plate; 9. Transport tank structure; 10. Storage tank structure; 11. Storage box structure; 12. Temperature sensor; 13. Heating rod structure; 14. Pressure pump structure; 15. Delivery water pipe; 16. Delivery pump assembly; 17. Sealing assembly; 18. Sealing plate; 19. Limiting plate; 2 0. Limiting assembly; 21. Limiting spring; 22. Limiting slider; 23. Limiting rod; 24. Limiting handle; 25. Inlet pipe; 26. First filter; 27. First fixing plate; 28. First filter screen; 29. ​​Second filter screen; 30. Filter cotton structure; 31. Exhaust pipe; 32. Second filter; 33. Second fixing plate; 34. Exhaust fan; 35. First filter structure; 36. Second filter structure; 37. Third filter structure. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] Reference Figure 1-6An embodiment of the present invention is a liquid tank truck loading and unloading and transportation quality management device and a method of use, comprising a transport body 1, a damper assembly 2 is fixedly connected to the upper end of the transport body 1, a first damping piston 3 is slidably connected inside the damper assembly 2, a shock absorber assembly 4 is slidably connected to the outer wall of the damper assembly 2, a shock absorber spring 5 is fixedly connected inside the shock absorber assembly 4, a shock absorber rod 6 is fixedly connected inside the shock absorber assembly 4 near the shock absorber spring 5, a second damping piston 7 is fixedly connected to the lower end of the shock absorber rod 6, a support plate 8 is fixedly connected to the upper end of the support plate 8, a transport tank structure 9 is fixedly connected inside the transport tank structure 9 A storage tank structure 10 is connected, and a storage tank structure 11 is fixedly connected to the inside of the transport tank structure 9 near the storage tank structure 10. A temperature sensor 12 is fixedly connected to the upper end of the storage tank structure 11, and a heating rod structure 13 is fixedly connected to the upper end of the storage tank structure 11 near the front of the temperature sensor 12. A pressure pump structure 14 is fixedly connected to one end of the storage tank structure 11, and a delivery water pipe 15 is fixedly connected to the front of the pressure pump structure 14. A delivery pump assembly 16 is fixedly connected to the back of the storage tank structure 10, and a sealer assembly 17 is fixedly connected to the back of the transport tank structure 9. A sealing plate 18 is inserted into the back of the sealer assembly 17, and a limiting plate 19 is fixedly connected to the front of the sealing plate 18. The sealer assembly 17 is internally fixedly connected to a limit assembly 20, the limit assembly 20 is internally fixedly connected to a limit spring 21, one end of the limit spring 21 is fixedly connected to a limit slider 22, one end of the limit slider 22 is fixedly connected to a limit rod 23, and the other end of the limit slider 22 is fixedly connected to a limit handle 24. The upper end of the transport tank structure 9 is fixedly connected to an air intake pipe 25, the upper end of the air intake pipe 25 is fixedly connected to a first filter 26, the first filter 26 is internally fixedly connected to a first fixing plate 27, the upper end of the first fixing plate 27 is plugged with a first filter screen plate 28, and the upper end of the first fixing plate 27 near the back of the first filter screen plate 28 is plugged with a second filter screen plate 2 9, a filter cotton structure 30 is inserted into the upper end of the first fixing plate 27 near the back side of the second filter mesh plate 29, an upper end of the transport tank structure 9 away from the air inlet pipe 25 is fixedly connected to an air outlet pipe 31, an upper end of the air outlet pipe 31 is fixedly connected to a second filter 32, a second fixing plate 33 is fixedly connected to the interior of the second filter 32, an upper end of the second fixing plate 33 is fixedly connected to an exhaust fan 34, a first filter structure 35 is inserted into the upper end of the second fixing plate 33 near the front side of the exhaust fan 34, a second filter structure 36 is inserted into the upper end of the second fixing plate 33 near the front side of the first filter structure 35, and a third filter structure 37 is inserted into the upper end of the second fixing plate 33 near the front side of the second filter structure 36.

[0038] By setting up the storage box structure 11, the temperature sensor 12, the heating rod structure 13, the pressure pump structure 14, and the water delivery pipe 15, it is beneficial to heat and keep warm the liquid transported inside the storage tank structure 10, so that the storage effect is good, the probability of liquid damage is reduced, and the use after unloading is convenient. In addition, the temperature inside the storage box structure 11 can be detected to prevent the water temperature from being too high and affecting the insulation of the liquid.

[0039] By setting the damper assembly 2, the first shock absorbing piston 3, the shock absorber assembly 4, the shock absorbing spring 5, the shock absorbing rod 6, the second shock absorbing piston 7, and the support plate 8, it is beneficial to reduce the shock of the transport tank structure 9, so that the force applied to the liquid during transportation can be reduced, thereby reducing the amplitude of the liquid shaking and increasing the safety of the liquid.

[0040] By setting the first filter 26, the second filter 32, the second fixing plate 33, the exhaust fan 34, the first filter structure 35, the second filter structure 36, and the third filter structure 37, it is beneficial to filter and purify the gas discharged from the storage tank structure 10 to reduce pollution to the environment; by setting the sealer assembly 17, the sealing plate 18, the limit plate 19, the limit assembly 20, the limit spring 21, the limit slider 22, the limit rod 23, and the limit handle 24, it is beneficial to facilitate the disassembly and installation of the sealing plate 18, and the operation is simple and convenient, and does not require the assistance of other tools.

[0041] Specifically, one end of the transport tank structure 9 is fixedly connected to a connecting pipe, and one end of the connecting pipe is rotatably connected to a sealing plug, and the upper end of the storage tank structure 10 is fixedly connected to a deflation valve.

[0042] Specifically, the outer wall of the second damping piston 7 is slidably connected to the damper assembly 2 , the outer wall of the damping rod 6 is slidably connected to the damper assembly 2 , and the lower end of the damping spring 5 is fixedly connected to the damper assembly 2 .

[0043] Specifically, the outer wall of the water delivery pipe 15 is fixedly connected to the storage tank structure 10 , and one end of the water delivery pipe 15 is fixedly connected to the storage box structure 11 .

[0044] Specifically, a sealing cover is inserted into the upper end of the first filter 26 and fixed to the first filter 26 by fixing screws, and a sealing cover is inserted into the upper end of the second filter 32 and fixed to the second filter 32 by fixing screws.

[0045] Specifically, the outer wall of the limiting slider 22 is slidably connected to the limiting assembly 20 , one end of the limiting rod 23 is plugged into the limiting plate 19 , and the outer wall of the limiting handle 24 is slidably connected to the sealing assembly 17 .

[0046] Specifically, a fixed pipe is fixedly connected to the back of the delivery pump assembly 16 , and the hole diameter of the second filter screen plate 29 is smaller than the hole diameter of the first filter screen plate 28 .

[0047] Specifically, an air inlet hole is opened on the front of the first filter 26, an air outlet hole is opened on the back of the second filter 32, and the number of the filter cotton structures 30 is two groups.

[0048] Specifically, the first filter structure 35 is provided with activated carbon inside, the second filter structure 36 is provided with diatomaceous earth adsorbent inside, the third filter structure 37 is provided with zeolite structure inside, and the outer walls are all connected with the second filter 32 .

[0049] Working principle and process:

[0050] Embodiment 1;

[0051] The water inside the storage box structure 11 is transported through the water delivery pipe 15 by the pressure pump structure 14, and heat is conducted to the storage tank structure 10, so as to heat and insulate the transported liquid. The heating rod structure 13 can heat the water and detect it through the temperature sensor 12 to prevent the water temperature from dropping and affecting the insulation of the liquid. Then, the limit handle 24 is pulled, so that the limit slider 22 pulls the limit rod 23, loosens the fixation of the limit plate 19, and facilitates the connection pipeline to unload the transported liquid.

[0052] Embodiment 2:

[0053] During transportation, the damper assembly 2, the first shock-absorbing piston 3, the shock-absorbing assembly 4, the shock-absorbing spring 5, the shock-absorbing rod 6 and the second shock-absorbing piston 7 can improve the stability of the support plate 8 and the transport tank structure 9, reduce the force of transportation vibration, and reduce the amplitude of liquid shaking. In addition, the gas discharged from the storage tank structure 10 inside the transport tank structure 9 can be quickly discharged through the exhaust fan 34, and adsorbed and purified through the first filter structure 35, the second filter structure 36 and the third filter structure 37, thereby increasing the safety of discharge and reducing pollution to the environment.

[0054] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid tank truck loading and unloading and transportation quality management device and a method of use, comprising a transport body (1), characterized in that: The upper end of the transport body (1) is fixedly connected to a damper assembly (2), the interior of the damper assembly (2) is slidably connected to a first damping piston (3), the outer wall of the damper assembly (2) is slidably connected to a shock absorber assembly (4), the interior of the shock absorber assembly (4) is fixedly connected to a damping spring (5), the interior of the shock absorber assembly (4) close to the damping spring (5) is fixedly connected to a damping rod (6), the lower end of the damping rod (6) is fixedly connected to a second damping piston (7), the upper end of the shock absorber assembly (4) is fixedly connected to a support plate (8), the upper end of the support plate (8) is fixedly connected to a transport tank structure (9), the interior of the transport tank structure (9) is fixedly connected to a storage tank structure ( 10), the transport tank structure (9) is fixedly connected to a storage tank structure (11) on one side thereof near the storage tank structure (10), the upper end of the storage tank structure (11) is fixedly connected to a temperature sensor (12), the upper end of the storage tank structure (11) near the front of the temperature sensor (12) is fixedly connected to a heating rod structure (13), one end of the storage tank structure (11) is fixedly connected to a pressure pump structure (14), the front of the pressure pump structure (14) is fixedly connected to a delivery water pipe (15), the back of the storage tank structure (10) is fixedly connected to a delivery pump assembly (16), the back of the transport tank structure (9) is fixedly connected to a sealer assembly (17), the back of the sealer assembly (17) is fixedly connected to the back of the storage tank structure (10), and the back of the sealer assembly (17) is fixedly connected to the back of the storage tank structure (10). A sealing plate (18) is inserted on the surface, the front side of the sealing plate (18) is fixedly connected to a limiting plate (19), the interior of the sealer assembly (17) is fixedly connected to a limiting assembly (20), the interior of the limiting assembly (20) is fixedly connected to a limiting spring (21), one end of the limiting spring (21) is fixedly connected to a limiting slider (22), one end of the limiting slider (22) is fixedly connected to a limiting rod (23), the other end of the limiting slider (22) is fixedly connected to a limiting handle (24), the upper end of the transport tank structure (9) is fixedly connected to an air intake pipe (25), the upper end of the air intake pipe (25) is fixedly connected to a first filter (26), the interior of the first filter (26) is fixedly connected to A first fixing plate (27) is connected, a first filter screen plate (28) is plugged into the upper end of the first fixing plate (27), a second filter screen plate (29) is plugged into the upper end of the first fixing plate (27) close to the back of the first filter screen plate (28), a filter cotton structure (30) is plugged into the upper end of the first fixing plate (27) close to the back of the second filter screen plate (29), an upper end of the transport tank structure (9) away from the air inlet pipe (25) is fixedly connected to an air outlet pipe (31), an upper end of the air outlet pipe (31) is fixedly connected to a second filter (32), an interior of the second filter (32) is fixedly connected to a second fixing plate (33), an upper end of the second fixing plate (33) is fixedly connected to an exhaust fan (34),The upper end of the second fixing plate (33) close to the front of the exhaust fan (34) is plugged with a first filter structure (35), the upper end of the second fixing plate (33) close to the front of the first filter structure (35) is plugged with a second filter structure (36), and the upper end of the second fixing plate (33) close to the front of the second filter structure (36) is plugged with a third filter structure (37).

2. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: One end of the transport tank structure (9) is fixedly connected to a connecting pipe, and one end of the connecting pipe is rotatably connected to a sealing plug, and the upper end of the storage tank structure (10) is fixedly connected to an air release valve.

3. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: The outer wall of the second damping piston (7) is slidably connected to the damper assembly (2), the outer wall of the damping rod (6) is slidably connected to the damper assembly (2), and the lower end of the damping spring (5) is fixedly connected to the damper assembly (2).

4. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: The outer wall of the water delivery pipe (15) is fixedly connected to the storage tank structure (10), and one end of the water delivery pipe (15) is fixedly connected to the storage box structure (11).

5. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: A sealing cover is inserted into the upper end of the first filter (26) and is fixed to the first filter (26) by fixing screws, and a sealing cover is inserted into the upper end of the second filter (32) and is fixed to the second filter (32) by fixing screws.

6. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: The outer wall of the limit slider (22) is slidably connected to the limit assembly (20), one end of the limit rod (23) is plugged into the limit plate (19), and the outer wall of the limit handle (24) is slidably connected to the sealer assembly (17).

7. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: A fixed pipe is fixedly connected to the back of the delivery pump assembly (16); the diameter of the holes of the second filter screen plate (29) is smaller than the diameter of the holes of the first filter screen plate (28).

8. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: An air inlet hole is provided on the front of the first filter (26), an air outlet hole is provided on the back of the second filter (32), and the number of the filter cotton structures (30) is two groups.

9. A liquid tank truck loading and unloading and transportation quality management device and use method according to claim 1, characterized in that: The first filter structure (35) is provided with activated carbon inside, the second filter structure (36) is provided with diatomaceous earth adsorbent inside, the third filter structure (37) is provided with a zeolite structure inside, and the outer walls are all connected with a second filter (32).

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