CN220478523U

CN220478523U - Industrial gas purifying system

Info

Publication number: CN220478523U
Application number: CN202321954642.6U
Authority: CN
Inventors: 李鹏涛; 苏恒; 薛鹏
Original assignee: Chuangpus Shenzhen New Energy Technology Group Co ltd; Shaanxi Chuangpus New Energy Technology Co ltd
Current assignee: Chuangpus Shenzhen New Energy Technology Group Co ltd; Shaanxi Chuangpus New Energy Technology Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-13
Anticipated expiration: 2033-07-24

Abstract

The application provides an industrial gas purification system, including air compressor, deoiling device, water trap, gas purification device and gas storage device. The oil removing device is connected with the air compressor and arranged at the downstream of the air compressor, and comprises an oil removing tank for containing oil removing liquid, and is used for removing oil in the compressed gas; the water removing device is arranged at the downstream of the oil removing device and is used for removing water in the compressed gas; the gas purification device is arranged at the downstream of the water removal device and is used for removing particulate matters of the compressed gas; the gas storage device is arranged at the downstream of the gas purification device and at least comprises a first gas storage tank and a second gas storage tank, the first gas storage tank and the second gas storage tank are both connected with the gas purification device, when the first gas storage tank is used for storing gas, the second gas storage tank is used for supplying gas, and when the second gas storage tank is used for storing gas, the first gas storage tank is used for supplying gas.

Description

Industrial gas purifying system

Technical Field

The application relates to the technical field of battery production, in particular to an industrial gas purification system.

Background

Compressed gas is often required in industrial processes, for example, in the production of batteries, including the production of positive and negative materials for batteries, or other processes. However, the compressed gas directly supplied by the air compressor often contains oil, water and impurities. When the anode and cathode materials of the battery are produced, as the compressed gas can be in direct contact with the production materials, if the oil content, the water content and other impurities in the compressed gas are too high, the substances can be directly introduced into the materials, so that the prepared materials are polluted, the sulfur content of the materials exceeds the standard, the impurity content exceeds the standard, the materials are deteriorated, and the physical indexes, the chemical properties and the like of the materials are directly affected. In addition, in the process of producing the anode and cathode materials of the battery, the production process of the industrial materials is usually batch continuous production, for example, if compressed gas is suddenly interrupted in the production process, normal production can be affected, and if clean compressed gas cannot be continuously obtained by the production equipment, physical indexes and electrochemical performances of the anode and cathode materials of the battery can be affected.

Disclosure of Invention

The application provides an industrial gas purification system to provide clean compressed gas and can also supply gas uninterruptedly simultaneously, avoid influencing physical properties and electrochemical properties of battery positive and negative electrode materials because of the interruption of compressed gas.

In order to solve the technical problems, the application adopts the following technical scheme:

the embodiment of the application provides an industrial gas purification system, which comprises an air compressor, an oil removal device, a water removal device, a gas purification device and a gas storage device. The oil removing device is connected with the air compressor and arranged at the downstream of the air compressor, and comprises an oil removing tank for containing oil removing liquid, and is used for removing oil in the compressed gas; the water removing device is arranged at the downstream of the oil removing device and is used for removing water in the compressed gas; the gas purification device is arranged at the downstream of the water removal device and is used for removing particulate matters of the compressed gas; the gas storage device is arranged at the downstream of the gas purification device and at least comprises a first gas storage tank and a second gas storage tank, the first gas storage tank and the second gas storage tank are both connected with the gas purification device, when the first gas storage tank is used for storing gas, the second gas storage tank is used for supplying gas, and when the second gas storage tank is used for storing gas, the first gas storage tank is used for supplying gas.

In this embodiment, the industrial gas purification system may provide clean compressed gas for the production process of the anode and cathode materials of the battery, which includes an air compressor, a degreasing device, a dewatering device, a gas purification device, and a gas storage device, wherein the air compressor may also be referred to as an air compressor, and is used for generating the compressed gas. And after the compressed gas is generated, the oil is removed by an oil removal device, then the water is removed by a water removal device, then the particulate matters in the compressed gas are removed by a gas purification device, and finally the compressed gas enters a gas storage device for storage and gas supply. In this embodiment, the oil removal device removes oil from the compressed gas by chemical oil removal, and the oil removal tank is used for containing oil removal liquid, so that oil in the compressed gas can be removed when the compressed gas flows through the oil removal liquid. In addition, the gas storage device in this embodiment includes first gas holder and second gas holder at least, in the production process of battery positive and negative pole material, can at first carry out the air feed through first gas holder, when the pressure of the compressed gas of first gas holder is not enough, can carry out the air feed through the second gas holder, so, can guarantee the uninterrupted gas feed of battery positive and negative pole material in the production process. The industrial gas purification system in the embodiment can supply clean compressed gas without interruption, so that the physical properties and electrochemical properties of the anode and cathode materials of the battery are prevented from being influenced by the interruption of the compressed gas.

In addition, the industrial gas purification system according to the embodiments of the present application may further have the following technical features:

in some embodiments of the present application, the degreasing tank includes a pre-degreasing tank body and a purifying and degreasing tank body, the pre-degreasing tank body is connected with the air compressor, the purifying and degreasing tank body is disposed at a downstream of the pre-degreasing tank body, and the purifying and degreasing tank body is connected with the water removal device.

In some embodiments of the present application, the bottom of the pre-removal tank body is provided with a first air inlet, the top of the pre-removal tank body is provided with a first air outlet, compressed gas flows in from the first air inlet and flows out from the first air outlet, the bottom of the purification and removal tank body is provided with a second air inlet, the top of the purification and removal tank body is provided with a second air outlet, and compressed gas flows in from the second air inlet and flows out from the second air outlet.

In some embodiments of the present application, the degreasing tank further comprises a backup tank connected to the water removal device, and the backup tank is disposed downstream of the cleaning and degreasing tank.

In some embodiments of the present application, the oil removal device further includes a dispersion plate, a plurality of through holes are formed on the dispersion plate, the dispersion plate is located in the pre-oil removal tank body and fixedly connected with the inner wall of the pre-oil removal tank body, or, the dispersion plate is located in the purifying oil removal tank body and fixedly connected with the inner wall of the purifying oil removal tank body, or, the dispersion plate is located in the standby tank body and fixedly connected with the inner wall of the standby tank body.

In some embodiments of the present application, the water removal device comprises a first water removal adsorption column and a second water removal adsorption column, the first water removal adsorption column and one end of the second water removal adsorption column are both connected with the oil removal device, and the first water removal adsorption column and the other end of the second water removal adsorption column are both connected with the gas purification device, when the first water removal adsorption column is opened, the second water removal adsorption column is closed, when the second water removal adsorption column is opened, the first water removal adsorption column is closed.

In some embodiments of the present application, the inside of the gas purification device is filled with a primary filter material, a secondary filter material and a tertiary filter material in this order from the gas inlet end to the gas outlet end, the filtration precision of the primary filter material is 3 μm/5ppm, the filtration precision of the secondary filter material is 1 μm/1ppm, and the filtration precision of the tertiary filter material is 0.1 μm/0.01ppm.

In some embodiments of the present application, the industrial gas purification system further comprises a gas-liquid separation valve disposed between the degreasing device and the water removal device.

In some embodiments of the present application, the industrial gas purification system further comprises a pressure reducing device disposed downstream of the gas storage device, and the compressed gas is reduced in pressure by the pressure reducing device for production.

In some embodiments of the present application, the industrial gas purification system further comprises a control system, a first electromagnetic valve and a second electromagnetic valve, wherein the control system is used for controlling the opening and closing of the first electromagnetic valve and the second electromagnetic valve, the gas supply end of the first gas storage tank is provided with the first electromagnetic valve, the gas supply end of the second gas storage tank is provided with the second electromagnetic valve, and when the pressure of the first gas storage tank is smaller than a preset pressure, the control system controls the first electromagnetic valve to be closed, and controls the second electromagnetic valve to be opened.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description will briefly introduce the drawings that are required to be used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other embodiments may also be obtained according to these drawings to those skilled in the art.

FIG. 1 is a system diagram of an industrial gas purification system in an embodiment of the present application;

FIG. 2 is a schematic diagram of the configuration of a pre-degreasing tank of an industrial gas cleaning system in an embodiment of the present application;

fig. 3 is a schematic view of the structure of a dispersion plate of an industrial gas purification system in an embodiment of the present application.

The reference numerals are as follows:

a 100 air compressor; 200 oil removing devices; 201 liquid level; 210 pre-degreasing tank body; 220 purifying the oil removal tank body; 230 standby tank bodies; 240 dispersion plates; 241 through holes; 300 a water removal device; 310 a first water removal adsorption column; 320 a second water removal adsorption column; 400 gas purification device; 500 gas storage devices; 510 a first air reservoir; 520 a second air reservoir.

Detailed Description

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other embodiments may be obtained according to these drawings to those of ordinary skill in the art.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. Based on the embodiments herein, a person of ordinary skill in the art would be able to obtain all other embodiments based on the disclosure herein, which are within the scope of the disclosure herein.

As shown in fig. 1, an embodiment of the present application proposes an industrial gas purification system including an air compressor 100, a deoiling device 200, a water removing device 300, a gas purifying device 400, and a gas storage device 500. The air compressor 100 is used for providing compressed gas, the oil removing device 200 is connected with the air compressor 100 and is arranged at the downstream of the air compressor 100, the oil removing device 200 comprises an oil removing tank, the oil removing tank is used for containing oil removing liquid, and the oil removing device 200 is used for removing oil in the compressed gas; the water removal device 300 is arranged at the downstream of the oil removal device 200, and the water removal device 300 is used for removing water in the compressed gas; the gas cleaning device 400 is disposed downstream of the water removal device 300, and the gas cleaning device 400 is used for removing particulate matters of the compressed gas; the gas storage device 500 is disposed downstream of the gas purification device 400, and the gas storage device 500 includes at least a first gas storage tank 510 and a second gas storage tank 520, where the first gas storage tank 510 and the second gas storage tank 520 are both connected to the gas purification device 400, and when the first gas storage tank 510 is used for storing gas, the second gas storage tank 520 is used for supplying gas, and when the second gas storage tank 520 is used for storing gas, the first gas storage tank 510 is used for supplying gas.

In this embodiment, the industrial gas purification system may provide clean compressed gas for the production process of the anode and cathode materials of the battery, which includes an air compressor 100, a degreasing device 200, a water removal device 300, a gas purification device 400, and a gas storage device 500, wherein the air compressor 100 may also be referred to as an air compressor, which is used for generating compressed gas. After the compressed gas is generated, the oil is removed by the oil removal device 200, then the water is removed by the water removal device 300, then the particulate matters in the compressed gas are removed by the gas purification device 400, and finally the compressed gas enters the gas storage device 500 for storage and gas supply. In this embodiment, the oil removing device 200 removes oil from the compressed gas by chemical oil removal, and the oil removing tank is used for containing oil removing liquid, so that the oil in the compressed gas can be removed when the compressed gas flows through the oil removing liquid. In addition, the gas storage device 500 in this embodiment at least includes the first gas storage tank 510 and the second gas storage tank 520, and in the production process of the positive and negative electrode materials of the battery, the gas can be supplied through the first gas storage tank 510 at first, and when the pressure of the compressed gas of the first gas storage tank 510 is insufficient, the gas can be supplied through the second gas storage tank 520, so that the uninterrupted gas supply of the positive and negative electrode materials of the battery in the production process can be ensured. The industrial gas purification system in the embodiment can supply clean compressed gas without interruption, so that the physical properties and electrochemical properties of the anode and cathode materials of the battery are prevented from being influenced by the interruption of the compressed gas.

As shown in fig. 2, in some embodiments of the present application, the degreasing tank includes a pre-degreasing tank 210 and a purge tank 220, the pre-degreasing tank 210 is connected with the air compressor 100, the purge tank 220 is disposed downstream of the pre-degreasing tank 210, and the purge tank 220 is connected with the water removal device 300. In this embodiment, the compressed gas generated by the air compressor 100 may first pass through the pre-degreasing tank 210 to remove the oil in the compressed gas, and then pass through the purifying and degreasing tank 220 to remove the oil in the compressed gas for a second time, so that it is avoided that the oil dirt in the compressed gas is not removed completely, and the degreasing effect is improved. The degreasing liquid in the pre-degreasing tank 210 and the degreasing liquid in the purge tank 220 may be the same, and are not particularly limited herein.

In some embodiments of the present application, the bottom of the pre-tank body 210 is provided with a first air inlet, the top of the pre-tank body 210 is provided with a first air outlet, the compressed gas flows in from the first air inlet and flows out from the first air outlet, the bottom of the purifying and oil-removing tank body 220 is provided with a second air inlet, the top of the purifying and oil-removing tank body 220 is provided with a second air outlet, and the compressed gas flows in from the second air inlet and flows out from the second air outlet. In this embodiment, the compressed gas enters through the first air inlet at the bottom of the pre-degreasing tank 210 and flows out from the first air outlet at the top, and then, the compressed gas enters through the second air inlet at the bottom of the cleaning and degreasing tank 220 and flows out from the second air outlet at the top, so that the compressed gas and the degreasing liquid can be fully mixed to achieve the purpose of degreasing.

In some embodiments of the present application, the oil removal tank further includes a backup tank 230, the backup tank 230 is connected to the water removal device 300, and the backup tank 230 is disposed downstream of the purge oil removal tank 220. In the present embodiment, the pre-tank 210, the purge tank 220, and the spare tank 230 may be connected to the air compressor through separate pipes so that the three may be independently operated. In addition, the degreasing fluid in the spare tank 230 may be the same as the degreasing fluid in the pre-degreasing tank 210 and the purge degreasing tank 220. One end of the spare tank 230 may be connected with the water trap 300, the other end may be connected with the purge oil tank 220, and both the pre-purge oil tank 210 and the purge oil tank 220 may be connected with the air compressor 100 and controlled by independent switches. When the oil removing liquid in the pre-oil removing tank 210 is saturated, the pre-oil removing tank 210 can be closed, the purifying oil removing tank 220 is directly communicated with the air compressor 100, and the purifying oil removing tank 220 is utilized to remove oil from the compressed gas for the first time, and the standby tank 230 is utilized to remove oil for the second time, so that the oil removing device 200 can continuously remove oil from the compressed gas for the second time.

In some specific embodiments, three-way valves may be disposed at the bottoms of the pre-tank 210, the purifying and oil-removing tank 220, and the spare tank 230, where one port of the three-way valve is connected to the bottoms of the pre-tank 210, the purifying and oil-removing tank 220, or the spare tank 230, and another port of the three-way valve is an air inlet, and another port of the three-way valve is a liquid outlet, so as to facilitate replacement of the oil-removing liquid in the tank.

As shown in fig. 3, in some embodiments of the present application, the oil removing apparatus 200 further includes a dispersion plate 240, wherein a plurality of through holes 241 are formed on the dispersion plate 240, and the dispersion plate 240 is located in the pre-oil removing tank 210 and is fixedly connected with an inner wall of the pre-oil removing tank 210, or the dispersion plate 240 is located in the purifying oil removing tank 220 and is fixedly connected with an inner wall of the purifying oil removing tank 220, or the dispersion plate 240 is located in the spare tank 230 and is fixedly connected with an inner wall of the spare tank 230. In this embodiment, the dispersion plate 240 may be disposed below the liquid level 201 of the degreasing fluid in the pre-degreasing tank 210, and, by way of example, the dispersion plate 240 may be disposed within the pre-degreasing tank 210 at a distance of 20cm from the bottom first air inlet, and when the inner diameter of the pre-degreasing tank 210 is circular, the dispersion plate 240 may have a circular shape such that the dispersion plate 240 is adapted to the inner diameter of the pre-degreasing tank 210. The through holes 241 of the dispersing plate 240 may be uniformly dispersed and distributed, and when the compressed gas enters from the first gas inlet, may be dispersed by the dispersing plate 240 so that the compressed gas can be sufficiently mixed with the oil removing liquid. The more the number of through holes 241 on the dispersion plate 240, the smaller the diameter, the more advantageous the compressed gas is mixed with the degreasing fluid. The dispersion plate 240 in the purge tank 220 and the dispersion plate 240 in the spare tank 230 may be identical to the dispersion plate 240 in the pre-purge tank 210, and will not be described again.

In some embodiments of the present application, the water removal device 300 includes a first water removal adsorption column 310 and a second water removal adsorption column 320, one ends of the first water removal adsorption column 310 and the second water removal adsorption column 320 are all connected with the oil removal device 200, and the other ends of the first water removal adsorption column 310 and the second water removal adsorption column 320 are all connected with the gas purification device 400, when the first water removal adsorption column 310 is opened, the second water removal adsorption column 320 is closed, and when the second water removal adsorption column 320 is opened, the first water removal adsorption column 310 is closed. In this embodiment, the first and second water removal adsorption columns 310 and 320 may be filled with an active desiccant to remove water from the compressed gas. One ends of the first water removal adsorption column 310 and the second water removal adsorption column 320 are connected with the oil removal device 200, and the other ends of the first water removal adsorption column 310 and the second water removal adsorption column 320 are connected with the gas purification device 400, that is, the first water removal adsorption column 310 and the second water removal adsorption column 320 are connected in parallel, so that the opening and closing of the first water removal adsorption column 310 and the second water removal adsorption column 320 can be independently controlled. In addition, industrial gas clean system can also include detecting system, heating system and controller etc. detecting system can be used for carrying out the water content monitoring to the compressed gas of the exit of first dewatering adsorption column 310, and when the water content was greater than the default, the controller can open second dewatering adsorption column 320 and close first dewatering adsorption column 310 to guarantee compressed gas's dewatering effect, at this moment, still can heat and sweep regeneration to first dewatering adsorption column 310 through heating system, realizes the alternate use and the regeneration of first dewatering adsorption column 310. The present embodiment can perform uninterrupted water removal on the compressed gas by providing the first water removal adsorption column 310 and the second water removal adsorption column 320.

In some embodiments of the present application, the inside of the gas purification apparatus 400 is filled with a primary filter material, a secondary filter material, and a tertiary filter material in this order from the gas inlet end to the gas outlet end, the filtration accuracy of the primary filter material is 3 μm/5ppm, the filtration accuracy of the secondary filter material is 1 μm/1ppm, and the filtration accuracy of the tertiary filter material is 0.1 μm/0.01ppm. In this embodiment, the inside of the gas cleaning device 400 may be filled with filter materials having different pore diameters from large to small. Specifically, the first stage filter material, the second stage filter material and the third stage filter material may be sequentially filled from the gas inlet end to the gas outlet end of the gas purification apparatus 400, wherein the first stage filter material may filter liquid and solid particles as small as 3 μm in the compressed gas to a minimum residual oil content of 5ppm, which is the first particulate filtering of the compressed gas. The secondary filter material can filter liquid and solid particles as small as 1 mu m in the compressed gas to reach the minimum residual oil content of 1ppm, and the secondary particulate matter filtering is carried out on the compressed gas. The three-stage filter material can filter liquid and solid particles as small as 0.1 mu m in the compressed gas to reach the minimum residual oil content of 0.01ppm, and the compressed gas is subjected to third particulate matter filtration. According to the embodiment, the multistage filtering material is filled in the gas purifying device 400 so as to filter the compressed gas, so that the content of the particles in the compressed gas is less than or equal to 0.01ppm, and the particles in the compressed gas can be effectively filtered, so that the filtered compressed gas meets the use requirements of the anode and cathode materials of the battery.

In some embodiments of the present application, the industrial gas cleaning system further comprises a gas-liquid separation valve disposed between the degreasing device 200 and the water removal device 300. In this embodiment, by providing the gas-liquid separation valve between the oil removal device 200 and the water removal device 300, the compressed gas flowing out of the oil removal device 200 can be subjected to gas-liquid separation, so as to avoid that the compressed gas contains a large amount of moisture from the oil removal device 200, and avoid that the moisture enters the water removal device 300 from the compressed gas, and prolong the service life of the water removal device 300.

In some embodiments of the present application, the industrial gas purification system further includes a pressure reducing device disposed downstream of the gas storage device 500, and the compressed gas is reduced in pressure by the pressure reducing device for production. In this embodiment, the pressure reducing device is disposed downstream of the gas storage device 500, and the pressure of the compressed gas in the gas storage device 500 is generally higher, but the pressure of the compressed gas in the production process is smaller than that of the compressed gas in the gas storage device 500, so the compressed gas can be reduced by the pressure reducing device, so that the pressure of the compressed gas can meet the production requirement.

In some embodiments of the present application, the industrial gas purification system further includes a control system, a first solenoid valve and a second solenoid valve, the control system is configured to control opening and closing of the first solenoid valve and the second solenoid valve, the gas supply end of the first gas tank 510 is provided with the first solenoid valve, the gas supply end of the second gas tank 520 is provided with the second solenoid valve, and when the pressure of the first gas tank 510 is less than a preset pressure, the control system controls the first solenoid valve to close and controls the second solenoid valve to open. In this embodiment, the first air tank 510 and the second air tank 520 may be connected to the air transmission main pipeline for external production through pipelines, a first electromagnetic valve is disposed at the air supply end of the first air tank 510, a second electromagnetic valve is disposed at the air supply end of the second air tank 520, and when the pressure value of the first air tank 510 is smaller than the preset pressure, the first electromagnetic valve may be closed and the second electromagnetic valve may be opened to continuously supply air to the air transmission main pipeline, and at this time, air storage may be performed for the first air tank 510.

In other embodiments of the present application, the air storage device 500 may further include a plurality of air storage tanks, and the number of air storage tanks may be increased or decreased according to actual production requirements. In addition, can also install electronic valve in order to discern the control to the internal pressure of jar at the air feed end of every jar body, when the internal pressure of jar wherein is less than preset pressure, automatic switch-over to the jar body that other pressure values accord with carries out continuous air feed to guarantee when other equipment or device are overhauld or change the consumptive material, can provide uninterrupted continuous air feed in order to stabilize production for production when the short time power failure.

While the application has been described with reference to a few specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the application not be limited to the particular embodiments disclosed, but that the application will include all embodiments falling within the scope of the appended claims.

Claims

1. An industrial gas purification system, comprising:

an air compressor for providing compressed gas;

the oil removing device is connected with the air compressor and arranged at the downstream of the air compressor, and comprises an oil removing tank for containing oil removing liquid, and the oil removing device is used for removing oil in compressed gas;

the water removing device is arranged at the downstream of the oil removing device and is used for removing water in the compressed gas;

the gas purification device is arranged at the downstream of the water removal device and is used for removing particles of the compressed gas;

the gas storage device is arranged at the downstream of the gas purification device and at least comprises a first gas storage tank and a second gas storage tank, the first gas storage tank and the second gas storage tank are connected with the gas purification device, when the first gas storage tank is used for storing gas, the second gas storage tank is used for supplying gas, and when the second gas storage tank is used for storing gas, the first gas storage tank is used for supplying gas.

2. The industrial gas purification system of claim 1, wherein the degreasing tank comprises a pre-degreasing tank and a purging tank, the pre-degreasing tank is connected to the air compressor, the purging tank is disposed downstream of the pre-degreasing tank, and the purging tank is connected to the water removal device.

3. The industrial gas purification system of claim 2, wherein a first gas inlet is provided at a bottom of the pre-tank, a first gas outlet is provided at a top of the pre-tank, compressed gas flows in and out of the first gas inlet, a second gas inlet is provided at a bottom of the purifying tank, a second gas outlet is provided at a top of the purifying tank, and compressed gas flows in and out of the second gas outlet.

4. The industrial gas purification system of claim 2, wherein the degreasing tank further comprises a backup tank, the backup tank is connected to the water removal device, and the backup tank is disposed downstream of the cleaning and degreasing tank.

5. The industrial gas purification system of claim 4, wherein the oil removal device further comprises a dispersion plate, wherein a plurality of through holes are formed in the dispersion plate, the dispersion plate is located in the pre-oil removal tank and fixedly connected with the inner wall of the pre-oil removal tank, or the dispersion plate is located in the purification oil removal tank and fixedly connected with the inner wall of the purification oil removal tank, or the dispersion plate is located in the backup tank and fixedly connected with the inner wall of the backup tank.

6. The industrial gas purification system of claim 1, wherein the water removal device comprises a first water removal adsorption column and a second water removal adsorption column, wherein one end of the first water removal adsorption column and one end of the second water removal adsorption column are both connected with the oil removal device, and the other end of the first water removal adsorption column and the other end of the second water removal adsorption column are both connected with the gas purification device, wherein when the first water removal adsorption column is opened, the second water removal adsorption column is closed, and when the second water removal adsorption column is opened, the first water removal adsorption column is closed.

7. The industrial gas purification system according to claim 1, wherein the interior of the gas purification device is filled with a primary filter material, a secondary filter material and a tertiary filter material in this order from the gas inlet end to the gas outlet end, the primary filter material having a filtration accuracy of 3 μm/5ppm, the secondary filter material having a filtration accuracy of 1 μm/1ppm, and the tertiary filter material having a filtration accuracy of 0.1 μm/0.01ppm.

8. The industrial gas purification system of claim 1, further comprising a gas-liquid separation valve disposed between the de-oiling device and the de-watering device.

9. The industrial gas purification system of claim 1, further comprising a pressure relief device disposed downstream of the gas storage device, wherein the compressed gas is depressurized by the pressure relief device for production.

10. The industrial gas purification system of claim 1, further comprising a control system, a first solenoid valve, and a second solenoid valve, wherein the control system is configured to control opening and closing of the first solenoid valve and the second solenoid valve, wherein a gas supply end of the first gas tank is provided with the first solenoid valve, wherein a gas supply end of the second gas tank is provided with the second solenoid valve, and wherein the control system is configured to control the first solenoid valve to close and the second solenoid valve to open when the pressure of the first gas tank is less than a preset pressure.