阅读说明：本技术 气水脉冲冲洗装置和方法 (Air-water pulse flushing device and method ) 是由 高倩 李洋 王喆 张志宇 赵文斌 张昭辉 于 2020-07-28 设计创作，主要内容包括：本发明公开了一种气水脉冲冲洗装置和方法,装置中,水储罐、碱储罐、酸储罐和回收罐的出水口分别设置阀体后并联输出,并联输出管道与空气压缩机的出气口连通后分别与待冲洗罐体的入口相连通,待冲洗罐体的出口循环连通至水储罐、碱储罐、酸储罐和回收罐,待冲洗罐体的出口分别设置浓度监测模块；中控系统分别与每个罐体出入口的阀体相连接,中控系统与加热器、空气压缩机和浓度监测模块相连接。通过本发明的技术方案,三步实现清洗,提高了清洗效果,且该清洗工艺用水量少,清洗剂用量少,节能环保,且设备腐蚀性小,延长了设备的使用寿命。(The invention discloses an air-water pulse flushing device and a method, wherein in the device, water outlets of a water storage tank, an alkali storage tank, an acid storage tank and a recovery tank are respectively provided with a valve body and then are output in parallel, a parallel output pipeline is communicated with an air outlet of an air compressor and then is respectively communicated with an inlet of a tank body to be flushed, an outlet of the tank body to be flushed is circularly communicated to the water storage tank, the alkali storage tank, the acid storage tank and the recovery tank, and outlets of the tank body to be flushed are respectively provided with a concentration monitoring module; the central control system is respectively connected with the valve body of the inlet and outlet of each tank body, and the central control system is connected with the heater, the air compressor and the concentration monitoring module. According to the technical scheme, the cleaning is realized in three steps, the cleaning effect is improved, the water consumption of the cleaning process is low, the using amount of the cleaning agent is low, the energy is saved, the environment is protected, the corrosion of equipment is low, and the service life of the equipment is prolonged.)

1. The utility model provides an air water pulse washing unit for wash jar body, its characterized in that includes: the system comprises a water storage tank, an alkali storage tank, an acid storage tank, a recovery tank, an air compressor, a concentration monitoring module and a control system;

the water outlets of the water storage tank, the alkali storage tank, the acid storage tank and the recovery tank are respectively provided with a valve body and then output in parallel, a parallel output pipeline is communicated with the air outlet of the air compressor and then respectively communicated with the inlet of the tank body to be washed, the outlet of the tank body to be washed is circularly communicated with the water storage tank, the alkali storage tank, the acid storage tank and the recovery tank, and the outlet of the tank body to be washed is respectively provided with the concentration monitoring module;

the central control system is respectively connected with the valve body of the inlet and outlet of each tank body, and the central control system is connected with the heater, the air compressor and the concentration monitoring module.

2. The gas-water pulse flushing device of claim 1, wherein the alkali storage tank comprises a concentrated alkali tank and a diluted alkali tank, the acid storage tank comprises a concentrated acid tank and a diluted acid tank, the concentrated alkali tank and the concentrated acid tank are correspondingly communicated with the diluted alkali tank and the diluted acid tank through pumps respectively, and the diluted alkali tank and the diluted acid tank are arranged in parallel with the water storage tank and the recovery tank.

3. The air-water pulse flushing device according to claim 1, further comprising a heater, a temperature monitoring device, a pressure monitoring device and an alarm module, wherein the heater is arranged between the parallel output pipeline and the tank body to be flushed, the temperature monitoring device is arranged at an outlet of the tank body to be flushed, the pressure monitoring device is arranged at an outlet of the tank body to be flushed, and the alarm module sends out an alarm signal when the temperature or the pressure detected by the temperature monitoring device or the pressure monitoring device exceeds a preset range.

4. The gas-water pulse flushing device of claim 1, wherein the concentration monitoring module employs a conductivity detector.

5. The air-water pulse flushing device according to claim 2, further comprising a ground discharge pipeline, wherein the inlet and outlet of the water storage tank, the diluted alkali tank, the diluted acid tank and the recovery tank are respectively communicated with the ground discharge pipeline, and a valve is arranged on the ground discharge pipeline.

6. An air-water pulse flushing method applied to the air-water pulse flushing device as claimed in any one of claims 1 to 5, characterized by comprising the following steps:

conveying recovered water to a tank body to be flushed through a recovery tank, and filling compressed air into a parallel output pipeline through an air compressor according to preset frequency and pressure to enable the compressed air to be mixed with the recovered water to form high-pressure oscillation waves to flush the tank body to be flushed;

conveying alkali liquor diluted to a preset concentration to the tank body to be washed through a water storage tank and an alkali storage tank, and mixing compressed air and the alkali liquor through an air compressor to wash the tank body to be washed;

pure water is conveyed to the tank body to be washed through the water storage tank, compressed air and the pure water are mixed through the air compressor to wash the tank body to be washed until the concentration of alkali liquor in the tank body to be washed is detected to be smaller than the preset concentration through the concentration monitoring module;

conveying acid liquor diluted to a preset concentration to the tank body to be flushed through the water storage tank and the acid storage tank, and flushing the tank body to be flushed by mixing compressed air and the acid liquor through the air compressor;

and pure water is conveyed to the tank body to be washed through the water storage tank, compressed air and the pure water are mixed through the air compressor to wash the tank body to be washed until the concentration of the acid liquid in the tank body to be washed is detected to be smaller than the preset concentration through the concentration monitoring module.

7. The gas-water pulse flushing method according to claim 6, characterized in that the solution concentration is determined by monitoring the conductivity of the solution outputting the tank body to be flushed through a conductivity detector, and the monitored solution conductivity is transmitted to a central control system;

and recovering the alkali liquor exceeding the preset concentration after the tank body to be washed is washed into a diluted alkali tank, recovering the alkali liquor lower than the preset concentration into the recovery tank, recovering the acid liquor exceeding the preset concentration after the tank body to be washed is washed into a diluted acid tank, and recovering the acid liquor lower than the preset concentration into the recovery tank.

8. The air-water pulse flushing method according to claim 6, wherein the air compressor stops for an interval time every time the air compressor is charged with compressed air, the preset running time range is 1-10 seconds, and the interval time range is 1-10 seconds.

9. The air-water pulse flushing method as claimed in claim 6, wherein the pressure range of compressed air charged by the air compressor is 0.1-0.5MPa, the flushing liquid input into the tank body to be flushed is heated to a preset temperature by a heater, the temperature of the liquid output from the tank body to be flushed is detected by a temperature monitoring device, the pressure of the output pipeline of the tank body to be flushed is detected by a pressure monitoring device, and the detected temperature and pressure are transmitted to a central control system.

10. The gas-water pulse flushing method according to claim 9, further comprising:

receiving and recording the temperature, pressure and concentration parameters obtained by monitoring;

when the temperature or the pressure exceeds a preset range, sending an alarm signal, and controlling the heater or the air compressor to adjust the power;

and when the concentration of the solution exceeds a preset concentration range, sending an alarm signal, and controlling and adjusting the addition amount of the alkali storage tank or the acid storage tank and the water storage tank.

Technical Field

The invention relates to the technical field of cleaning processes, in particular to an air-water pulse flushing device and an air-water pulse flushing method.

Background

Food safety is a great concern, in food production enterprises, industries with high requirements on disinfection and cleaning are adopted, equipment can be cleaned and disinfected after the production of the food enterprises is finished, and if the equipment is not cleaned and disinfected in time, a series of problems such as bacterial infection and the like can be caused.

The conventional cleaning process of food production enterprises comprises the following steps: water washing-alkali washing (80-85 ℃) -water washing (25 ℃) -acid washing (about 80 ℃) -water washing (normal temperature water). The conventional cleaning agent has the disadvantages of complex cleaning process, large water consumption, long cleaning time, high energy consumption, difficult sewage treatment of production enterprises and great influence on the environment.

Disclosure of Invention

Aiming at the problems, the invention provides an air-water pulse flushing device and method, which utilize an air-water pulse technology, take compressed air as a power source, take water or acid-base solution as a cleaning medium, mix the compressed air with the water or the acid-base solution to form multi-frequency oscillation elastic flow of high-pressure injection, flush attachments and sediments on the inner wall of a tank body to be flushed, and realize the flushing by three steps of water flushing, alkali liquor flushing and acid liquor flushing, thereby improving the cleaning effect.

In order to achieve the above object, the present invention provides an air-water pulse flushing device, comprising: the system comprises a water storage tank, an alkali storage tank, an acid storage tank, a recovery tank, an air compressor, a concentration monitoring module and a control system; the water outlets of the water storage tank, the alkali storage tank, the acid storage tank and the recovery tank are respectively provided with a valve body and then output in parallel, a parallel output pipeline is communicated with the air outlet of the air compressor and then respectively communicated with the inlet of the tank body to be washed, the outlet of the tank body to be washed is circularly communicated with the water storage tank, the alkali storage tank, the acid storage tank and the recovery tank, and the outlet of the tank body to be washed is respectively provided with the concentration monitoring module; the central control system is respectively connected with the valve body of the inlet and outlet of each tank body, and the central control system is connected with the heater, the air compressor and the concentration monitoring module.

In the above technical scheme, preferably, the alkali storage tank includes concentrated alkali jar and dilute alkali jar, the acid storage tank includes concentrated acid jar and dilute acid jar, concentrated alkali jar with concentrated acid jar respectively through the pump with dilute alkali jar with dilute acid jar corresponds the intercommunication, dilute alkali jar with dilute acid jar with the water storage tank with the recovery tank sets up in parallel.

In the above technical scheme, preferably, air water pulse washing unit still includes heater, temperature monitoring device, pressure monitoring device and alarm module, the heater set up in parallelly connected output pipeline with wait to wash between the jar body, temperature monitoring device set up in wait to wash the export of the jar body, pressure monitoring device set up in wait to wash the export of the jar body, alarm module is in temperature monitoring device or send alarm signal when temperature or pressure that pressure monitoring device detected surpass preset range.

In the above technical solution, preferably, the concentration monitoring module employs a conductivity detector.

In the above technical scheme, preferably, the air-water pulse flushing device further comprises a ground discharge pipeline, the water storage tank, the dilute alkali tank, the dilute acid tank and the inlet and outlet of the recovery tank are respectively communicated with the ground discharge pipeline, and a valve is arranged on the ground discharge pipeline.

The invention also provides an air-water pulse flushing method, which is applied to the air-water pulse flushing device in any one of the technical schemes and comprises the following steps: conveying recovered water to a tank body to be flushed through a recovery tank, and filling compressed air into a parallel output pipeline through an air compressor according to preset frequency and pressure to enable the compressed air to be mixed with the recovered water to form high-pressure oscillation waves to flush the tank body to be flushed; conveying alkali liquor diluted to a preset concentration to the tank body to be washed through a water storage tank and an alkali storage tank, and mixing compressed air and the alkali liquor through an air compressor to wash the tank body to be washed; pure water is conveyed to the tank body to be washed through the water storage tank, compressed air and the pure water are mixed through the air compressor to wash the tank body to be washed until the concentration of alkali liquor in the tank body to be washed is detected to be smaller than the preset concentration through the concentration monitoring module; conveying acid liquor diluted to a preset concentration to the tank body to be flushed through the water storage tank and the acid storage tank, and flushing the tank body to be flushed by mixing compressed air and the acid liquor through the air compressor; and pure water is conveyed to the tank body to be washed through the water storage tank, compressed air and the pure water are mixed through the air compressor to wash the tank body to be washed until the concentration of the acid liquid in the tank body to be washed is detected to be smaller than the preset concentration through the concentration monitoring module.

In the above technical solution, preferably, the conductivity of the solution that is output from the tank body to be washed is monitored by a conductivity detector to determine the concentration of the solution, and the conductivity of the solution obtained by monitoring is transmitted to a central control system; and recovering the alkali liquor exceeding the preset concentration after the tank body to be washed is washed into a diluted alkali tank, recovering the alkali liquor lower than the preset concentration into the recovery tank, recovering the acid liquor exceeding the preset concentration after the tank body to be washed is washed into a diluted acid tank, and recovering the acid liquor lower than the preset concentration into the recovery tank.

In the above technical solution, preferably, each time the air compressor charges compressed air for a preset operation time, the air compressor stops for an interval time, the preset operation time range is 1-10 seconds, and the interval time range is 1-10 seconds.

In the above technical solution, preferably, the pressure range of the compressed air charged by the air compressor is 0.1-0.5MPa, the washing liquid input into the tank body to be washed is heated to a preset temperature by the heater, the temperature of the liquid output from the tank body to be washed is detected by the temperature monitoring device, the pressure of the output pipeline of the tank body to be washed is detected by the pressure monitoring device, and the detected temperature and pressure are transmitted to the central control system.

In the above technical solution, preferably, the air-water pulse flushing method further includes: receiving and recording the temperature, pressure and concentration parameters obtained by monitoring; when the temperature or the pressure exceeds a preset range, sending an alarm signal, and controlling the heater or the air compressor to adjust the power; and when the concentration of the solution exceeds a preset concentration range, sending an alarm signal, and controlling and adjusting the addition amount of the alkali storage tank or the acid storage tank and the water storage tank.

Compared with the prior art, the invention has the beneficial effects that: the cleaning process has the advantages that the air-water pulse technology is utilized, compressed air is used as a power source, water or an acid-base solution is used as a cleaning medium, the compressed air and the water or the acid-base solution are mixed to form a multi-frequency oscillation elastic flow sprayed at high pressure, attachments and sediments on the inner wall of the tank body to be cleaned are cleaned, the cleaning is realized by three steps of water cleaning, alkali liquor cleaning and acid liquor cleaning, the cleaning effect is improved, the water consumption of the cleaning process is low, the using amount of a cleaning agent is low, the energy is saved, the environment is protected, the corrosion of equipment.

Drawings

FIG. 1 is a schematic structural diagram of an air-water pulse flushing device according to an embodiment of the present invention;

FIG. 2 is a schematic system diagram of an air-water pulse flushing device according to an embodiment of the present invention;

fig. 3 is a schematic flow chart of an air-water pulse flushing method according to an embodiment of the present invention.

In the drawings, the correspondence between each component and the reference numeral is:

11. a water storage tank; 12. a concentrated alkali tank; 13. a dilute alkali tank; 14. a concentrated acid tank; 15. a dilute acid tank; 16. a recovery tank; 2. an air compressor; 3. a heater; 4. the tank body to be washed; 51. a concentration monitoring module; 52. a temperature monitoring device; 53. a pressure monitoring device; 6. and a central control system.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The invention is described in further detail below with reference to the attached drawing figures:

as shown in fig. 1 and 2, the present invention provides an air-water pulse flushing device, which comprises: a water storage tank 11, an alkali storage tank, an acid storage tank, a recovery tank 16, an air compressor 2, a concentration monitoring module 51 and a central control system 6; the water outlets of the water storage tank 11, the alkali storage tank, the acid storage tank and the recovery tank 16 are respectively provided with a valve body and then output in parallel, a parallel output pipeline is communicated with the air outlet of the air compressor 2 and then respectively communicated with the inlet of the tank body 4 to be washed, the outlet of the tank body 4 to be washed is circularly communicated to the water storage tank 11, the alkali storage tank, the acid storage tank and the recovery tank 16, and the outlet of the tank body 4 to be washed is respectively provided with a concentration monitoring module 51; the central control system 6 is respectively connected with the valve body of each tank body inlet and outlet, and the central control system 6 is connected with the heater 3, the air compressor 2 and the concentration monitoring module 51.

In the embodiment, an air-water pulse technology is utilized, compressed air is used as a power source, water or an acid-base solution is used as a cleaning medium, the compressed air and the water or the acid-base solution are mixed to form a multi-frequency oscillation bullet-shaped flow which is sprayed at a high pressure, attachments and sediments on the inner wall of the tank body 4 to be cleaned are cleaned, and the cleaning process is realized by three steps of water washing, alkali liquor washing and acid liquor washing, so that the cleaning effect is improved.

Specifically, the original cleaning process is revolutionarily applied, and the five-step cleaning process lasting for decades is adjusted to be the gas-water pulse three-step cleaning process. The process has the greatest advantages that: when the pulse is released in a centralized way, the airflow is quickly converted into impulse, elastic flow is formed in the pipeline, huge acting force is generated for removing attachments and sediments in the pipeline wall, more than 70% of dirt in the pipeline can be effectively washed away, and meanwhile, by using the technology, at least 50% of cleaning agent can be reduced.

In the implementation process, the cleaning step mainly comprises the following steps:

1. flushing with air water: the compressed air preferably carries the recovered water in the recovery tank 16 to form an oscillating wave of high-pressure injection in the tank body 4 to be washed under the action of pressure, so as to wash the inner wall of the tank body, wherein when no recovered water exists in the recovery tank 16 in the early stage of washing, pure water in the water storage tank 11 is utilized;

2. alkali washing: the compressed air carries pure water and alkali liquor with certain concentration which is added quantitatively, and high-pressure jet oscillation waves are formed under the action of pressure to wash the inner wall of the tank body;

3. water flushing: the compressed air carries pure water, forms high-pressure jet oscillation waves under the action of pressure to wash the inner wall of the tank body, and can discharge alkali liquor remaining on the inner wall of the tank body;

4. acid washing: the compressed air carries pure water and acid liquor with certain concentration which is added quantitatively, and high-pressure jet oscillation waves are formed under the action of pressure to wash the inner wall of the tank body;

5. water flushing: the compressed air carries pure water, forms high-pressure jet oscillation wave under the pressure effect and washes the internal wall of jar, can discharge the remaining acidizing fluid of the internal wall of jar simultaneously, accomplishes the washing to the jar body.

In the cleaning steps, the gas-water flushing in the first step does not need to consider the acid-base concentration in the recovery tank 16, the residue on the inner wall of the tank body is flushed away mainly by utilizing the impulse of high-pressure jet oscillation waves, and the subsequent alkali washing and acid washing mainly utilize the alkaline action of alkali liquor and the acidic action of acid liquor to flush away the residue on the inner wall of the tank body after the reaction through the chemical action. The cleaning is realized by utilizing the chemical action and the physical action together, the amount of the cleaning agent required can be greatly reduced, the cleaning effect is improved, the water consumption in the cleaning process is reduced, and the energy consumption is reduced.

In the above embodiment, preferably, the alkali storage tank includes the concentrated alkali tank 12 and the diluted alkali tank 13, the acid storage tank includes the concentrated acid tank 14 and the diluted acid tank 15, the concentrated alkali tank 12 and the concentrated acid tank 14 are respectively communicated with the diluted alkali tank 13 and the diluted acid tank 15 through pumps, and the diluted alkali tank 13 and the diluted acid tank 15 are arranged in parallel with the water storage tank 11 and the recovery tank 16. According to the concentration of alkali liquor and acid liquor required for washing the tank body, proper amount of alkali liquor or acid liquor is added into the corresponding diluted alkali tank 13 or diluted acid tank 15 from the concentrated alkali tank 12 or the concentrated acid tank 14. The diluted alkali tank 13 and the diluted acid tank 15 are respectively connected with the water storage tank 11 and the recovery tank 16 in parallel, and during the cleaning process, alkali liquor is conveyed into the tank body 4 to be cleaned from the diluted alkali tank 13, or acid liquor is conveyed into the tank body 4 to be cleaned from the diluted acid tank 15. In the cleaning process, the alkali liquor exceeding the preset concentration and recovered in the tank body 4 to be washed is recovered to the diluted alkali tank 13, the acid liquor exceeding the preset concentration and recovered in the tank body 4 to be washed is recovered to the diluted acid tank 15, and the alkali liquor or the acid liquor lower than the preset concentration is recovered to the recovery tank 16, so that the later-stage recovery and use are facilitated, and the using amount of the cleaning agent is reduced.

In the above embodiment, preferably, the air-water pulse flushing device further includes a heater 3, a temperature monitoring device 52, a pressure monitoring device 53 and an alarm module, the heater 3 is disposed between the parallel output pipeline and the tank body 4 to be flushed, the temperature monitoring device 52 is disposed at an outlet of the tank body 4 to be flushed, the pressure monitoring device 53 is disposed at an outlet of the tank body 4 to be flushed, and the alarm module sends an alarm signal when the temperature or the pressure detected by the temperature monitoring device 52 or the pressure monitoring device 53 exceeds a preset range. The heater 3, the temperature monitoring device 52 and the pressure monitoring device 53 are connected to the central control system 6, the central control system 6 controls the heating power and the heating time of the heater 3 according to the temperature of the output liquid detected by the temperature monitoring device 52, the central control system 6 controls the compression power of the air compressor 2 according to the pressure in the pipeline detected by the pressure monitoring device 53, the control of the temperature of the cleaning agent and the pressure in the pipeline in the cleaning process is realized, and the cleaning effect is improved.

In the above embodiment, preferably, the concentration monitoring module 51 adopts a conductivity detector to determine the concentration of the cleaning agent according to the detection of the conductivity, so that a reasonable concentration range of the cleaning agent is maintained in the tank body washing process, the cleaning effect is improved, and meanwhile, the corrosion effect of the tank body 4 to be washed is ensured to be small.

In the above embodiment, preferably, the air-water pulse flushing device further includes a ground discharge pipeline, and the inlets and outlets of the water storage tank 11, the dilute alkali tank 13, the dilute acid tank 15 and the recovery tank 16 are respectively communicated with the ground discharge pipeline, and a valve is arranged on the ground discharge pipeline. When the water storage tank 11, the diluted alkali tank 13, the diluted acid tank 15 and the recovery tank 16 need to be cleaned, the liquid contained therein is emptied through the drain pipe, thereby cleaning the same.

As shown in fig. 3, the present invention further provides an air-water pulse flushing method, which is applied to the air-water pulse flushing device provided in any one of the above embodiments, and includes: the recovery water is conveyed to the tank body 4 to be flushed through the recovery tank 16, and compressed air is filled into the parallel output pipeline through the air compressor 2 according to preset frequency and pressure, so that the compressed air is mixed with the recovery water to form high-pressure oscillation waves to flush the tank body 4 to be flushed; conveying alkali liquor diluted to a preset concentration to the tank body 4 to be washed through the water storage tank 11 and the alkali storage tank, and mixing compressed air and the alkali liquor through the air compressor 2 to wash the tank body 4 to be washed; pure water is conveyed to the tank body 4 to be washed through the water storage tank 11, compressed air and the pure water are mixed through the air compressor 2, and the tank body 4 to be washed is washed until the concentration of alkali liquor in the tank body 4 to be washed is detected to be smaller than the preset concentration through the concentration monitoring module 51; conveying acid liquor diluted to a preset concentration to the tank body 4 to be flushed through the water storage tank 11 and the acid storage tank, and flushing the tank body 4 to be flushed by mixing compressed air and the acid liquor through the air compressor 2; pure water is conveyed to the tank body 4 to be washed through the water storage tank 11, compressed air and the pure water are mixed through the air compressor 2 to wash the tank body 4 to be washed until the concentration of the acid liquor in the tank body 4 to be washed is detected to be less than the preset concentration through the concentration monitoring module 51.

In this embodiment, the cleaning step mainly includes:

1. flushing with air water: the compressed air preferably carries the recovered water in the recovery tank 16 to form an oscillating wave of high-pressure injection in the tank body 4 to be washed under the action of pressure, so as to wash the inner wall of the tank body, wherein when no recovered water exists in the recovery tank 16 in the early stage of washing, pure water in the water storage tank 11 is utilized;

2. alkali washing: the compressed air carries pure water and alkali liquor with certain concentration which is added quantitatively, and high-pressure jet oscillation waves are formed under the action of pressure to wash the inner wall of the tank body;

3. water flushing: the compressed air carries pure water, forms high-pressure jet oscillation waves under the action of pressure to wash the inner wall of the tank body, and can discharge alkali liquor remaining on the inner wall of the tank body;

4. acid washing: the compressed air carries pure water and acid liquor with certain concentration which is added quantitatively, and high-pressure jet oscillation waves are formed under the action of pressure to wash the inner wall of the tank body;

5. water flushing: the compressed air carries pure water, forms high-pressure jet oscillation wave under the pressure effect and washes the internal wall of jar, can discharge the remaining acidizing fluid of the internal wall of jar simultaneously, accomplishes the washing to the jar body.

In the above embodiment, preferably, the conductivity of the solution output from the tank 4 to be flushed is monitored by the conductivity detector to determine the concentration of the solution, and the monitored conductivity of the solution is transmitted to the central control system 6; the alkali liquor exceeding the preset concentration after the tank body 4 to be washed is recovered to a diluted alkali tank 13, the alkali liquor lower than the preset concentration is recovered to a recovery tank 16, the acid liquor exceeding the preset concentration after the tank body 4 to be washed is recovered to a diluted acid tank 15, and the acid liquor lower than the preset concentration is recovered to the recovery tank 16, so that the later-stage recovery and use are facilitated, and the using amount of the cleaning agent is reduced.

In the above embodiment, it is preferable that the air compressor 2 stops for an interval time for every preset operation time of charging the compressed air, the preset operation time range is 1 to 10 seconds, and the interval time range is 1 to 10 seconds. For example, 1 second of air intake, 1 second of corresponding stop, or 2 seconds of air intake, 2 seconds of stop, or 3 seconds of air intake, … … seconds of stop, or 10 seconds of air intake, 10 seconds of stop, and further, 3 seconds of air intake, 1 second of stop, or 5 seconds of air intake, 2 seconds of stop, or 10 seconds of air intake, 3 seconds of stop may be set. The specific air intake frequency of the air compressor 2 is specifically set according to the specific implementation process, and is not described herein again.

In the above embodiment, the pressure of the compressed air charged into the air compressor 2 is preferably in the range of 0.1 to 0.5MPa, and is preferably set to 0.5 MPa. The washing liquid of the tank body 4 to be washed of input is heated to the preset temperature through the heater 3, detect the liquid temperature of the tank body 4 to be washed of output through the temperature monitoring device 52, detect the pressure of the tank body 4 output pipeline to be washed through the pressure monitoring device 53, and transmit the temperature and the pressure that obtain to the center control system 6, the center control system 6 controls the heating power and the heating time of the heater 3 according to the temperature of the output liquid that the temperature monitoring device 52 detected, the compression power of the air compressor 2 is controlled according to the in-line pressure that the pressure monitoring device 53 detected by the center control system 6, the control of the temperature of the cleaning agent and the in-line pressure in the cleaning process is realized, and the cleaning effect is improved.

In the above embodiment, preferably, the air-water pulse flushing method further includes: receiving and recording the temperature, pressure and concentration parameters obtained by monitoring; when the temperature or the pressure exceeds a preset range, an alarm signal is sent out, and the heater 3 or the air compressor 2 is controlled to adjust the power, so that the solution in the flushing process is in the preset temperature range and pressure range, and the flushing effect is ensured. When the concentration of the solution exceeds the preset concentration range, an alarm signal is sent out, and the addition amounts of the alkali storage tank or the acid storage tank and the water storage tank 11 are controlled and adjusted, so that the solution in the washing process is kept in the preset concentration range, the washing effect on the tank body is improved, and the corrosion effect on the tank body 4 to be washed is ensured to be small. The concentration detection is determined according to the conductivity detected by the conductivity detector, so that the real-time performance and the accuracy of the concentration detection are ensured, and the concentration of the cleaning agent is kept within a certain range on the basis.

When the concentration is detected to be out of the preset concentration range, a certain amount of concentrated alkali liquor or concentrated acid liquor is input into the dilute alkali tank 13 or the dilute acid tank 15 through a pump body at an outlet of the concentrated alkali tank 12 or the concentrated acid tank 14, or the flow ratio between the dilute alkali tank 13 or the dilute acid tank 15 and the water storage tank 11 is adjusted, so that the concentration of the output solution is adjusted. In the adjusting process, the central control system 6 is used for controlling the pump bodies at the outlets of the concentrated alkali tank 12, the concentrated acid tank 14, the diluted alkali tank 13 or the diluted acid tank 15, and the pump bodies preferably adopt diaphragm pumps.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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.