Heavy ion microporous membrane cleaning device

Abstract

The utility model belongs to the technical field of heavy ion microporous membrane cleaning, and particularly relates to a heavy ion microporous membrane cleaning device which comprises an immersion box, a first flushing box and a second flushing box, an ultrasonic generator is arranged on the front side wall of the immersion box, an ultrasonic vibration plate is arranged on the inner wall of the immersion box, and the first flushing box is connected with the second flushing box. The heavy ion microporous membrane cleaning device comprises an immersion box, a first flushing box and a second flushing box, the first flushing box is arranged on the left side wall of the immersion box, spraying heads are symmetrically arranged at the top and the bottom of an inner cavity of the first flushing box, and the second flushing box is arranged on the right side wall of the immersion box. The cleaning device is simple in structure and convenient to clean alkali liquor during etching of the heavy ion microporous membrane, the membrane is clean and tidy, no alkali liquor is left, and the cleaning effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy ion microporous membrane cleaning, in particular to a heavy ion microporous membrane cleaning device. Background Art

[0002] Heavy ion microporous membrane, also known as nuclear pore membrane, is a new type of filter membrane with the characteristics of regular pore geometry, uniform pore size, and the filter membrane itself being a dielectric film. These characteristics make it an ideal tool for precision filtration and particle screening. Since the filter membrane itself has little contamination to the filtrate, it is very suitable for use in the production of protective equipment such as masks.

[0003] In the existing technology, sodium hydroxide solution is used to etch holes in heavy ion microporous membranes during production. During this process, the membrane will carry alkaline solution and needs to be cleaned by a cleaning device. The current cleaning method of the cleaning device is relatively simple, resulting in insufficient cleaning of the heavy ion microporous membrane, reducing the cleaning effect and affecting the performance and service life of the heavy ion microporous membrane. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the above and / or existing problems in the cleaning of heavy ion microporous membranes, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a heavy ion microporous membrane cleaning device, which can, during the heavy ion microporous membrane cleaning process, use three different cleaning methods to easily clean away the alkaline solution brought by the heavy ion microporous membrane during etching, so that the membrane is clean and tidy, without any alkaline solution residue, thereby improving its cleaning effect.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A heavy ion microporous membrane cleaning device comprises an immersion tank, a first rinsing tank and a second rinsing tank, wherein the front side wall of the immersion tank is provided with an ultrasonic generator, the inner wall of the immersion tank is provided with an ultrasonic vibration plate, the first rinsing tank is provided on the left side wall of the immersion tank, the top and bottom of the inner cavity of the first rinsing tank are symmetrically provided with spray heads, the second rinsing tank is provided on the right side wall of the immersion tank, the top and bottom of the inner cavity of the second rinsing tank are symmetrically provided with spray heads, both sides of the first rinsing tank and the second rinsing tank are provided with openings, and the front sides of the first rinsing tank and the second rinsing tank are provided with openings. The walls are each provided with a liquid pump, and the side walls of the two liquid pumps are respectively provided with a liquid extraction pipe, one end of the two liquid extraction pipes are respectively connected to the inner walls of the first flushing box and the second flushing box, and one end of the spray head and the spray head are each provided with a spray pipe, and one end of the spray pipe is respectively connected to the corresponding liquid pump, and the inner walls of the immersion box, the first flushing box and the second flushing box are each provided with a number of guide rollers, and the rear side walls of the immersion box, the first flushing box and the second flushing box are connected with a water inlet tee, and the bottom of the first flushing box and the second flushing box and the front side wall of the immersion box are connected with a drainage tee.

[0009] As an optimal solution of the heavy ion microporous membrane cleaning device described in the utility model, a filter box is provided at one end of the drainage tee pipe, an activated carbon filter is provided on the inner wall of the filter box, a box cover is provided on the top of the filter box, and a water outlet pipe is provided on the front side wall of the filter box.

[0010] As a preferred solution of the heavy ion microporous membrane cleaning device described in the utility model, wherein: the bottom of the first and second flushing boxes and the left side wall of the immersion box are provided with conductivity probes, the front side wall of the immersion box is provided with a controller, and the water inlet tee and the drainage tee are respectively provided with control valves.

[0011] As a preferred solution of the heavy ion microporous membrane cleaning device described in the utility model, wherein: support frames are symmetrically provided at the bottom of the first flushing box and the second flushing box, and anti-slip pads are provided at the bottom of the support frames.

[0012] As a preferred solution of the heavy ion microporous membrane cleaning device described in the utility model, grooves are symmetrically provided on the left and right side walls of the immersion box, and the first flushing box and the second flushing box are connected to the two sides of the immersion box through the grooves.

[0013] As a preferred solution of the heavy ion microporous membrane cleaning device described in the present invention, the side wall of the guide roller is connected with a heavy ion microporous membrane, and the heavy ion microporous membrane is transported to the immersion box, the first flushing box and the second flushing box in sequence through the guide roller.

[0014] As a preferred solution of the heavy ion microporous membrane cleaning device described in the utility model, the first flushing box and the second flushing box have the same size.

[0015] Compared with the prior art: In the present application document, 1. the heavy ion microporous membrane is passed through the opening of the first flushing box, and then passes through the first flushing box, the immersion box and the second flushing box in turn, and is discharged through the opening of the second flushing box. The guide roller is used to guide the membrane, which is convenient for transporting the microporous membrane during cleaning. When the membrane passes through the first flushing box, the spray head is used to spray the membrane for pre-cleaning. When the membrane passes through the immersion box, it is suitable for immersion cleaning of the heavy ion microporous membrane. The ultrasonic generator is used to control the ultrasonic vibration plate to generate ultrasonic vibration. The vibration of the ultrasonic vibration plate is used to achieve ultrasonic cleaning of the heavy ion microporous membrane. When the membrane passes through the second flushing box, the spray head is used to spray and atomize the membrane. During the spray flushing process, the flushing liquid falls into the box and is collected. The liquid pump is used to control the liquid extraction pipe to extract the liquid in the corresponding flushing box, and the liquid is introduced into the spray head and the spray head through the spray pipe to achieve flushing. The purpose of liquid circulation flushing is to facilitate the water inlet and outlet of the immersion box, the first flushing box and the second flushing box through the water inlet tee and the drainage tee. Therefore, in the process of cleaning the heavy ion microporous membrane, the three-stage different cleaning methods are used to facilitate the good cleaning of the alkali solution brought by the etching of the heavy ion microporous membrane, so that the membrane is clean and tidy, and there is no alkali solution residue, thereby improving its cleaning effect. 2. The drainage tee is used to facilitate the transportation of the cleaned waste liquid to the filter box, so that the waste liquid passes through the activated carbon filter and is discharged through the outlet pipe. Activated carbon has the ability to adjust the pH value of wastewater, which is mainly achieved through adsorption and neutralization. Acidic or alkaline substances in wastewater can cause serious pollution to the environment, and activated carbon can adjust the pH value of wastewater to neutral through its unique adsorption and neutralization capabilities, which is convenient for filtering wastewater and is conducive to the reuse of water resources. The filter box is easy to open and seal through the box cover, which is convenient for subsequent replacement of the activated carbon filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive labor. Among them:

[0017] Figure 1 This is a structural diagram of a heavy ion microporous membrane cleaning device of the utility model;

[0018] Figure 2 This is an exploded view of the structure of a heavy ion microporous membrane cleaning device of the utility model;

[0019] Figure 3 This is a structural cross-sectional view of a heavy ion microporous membrane cleaning device of the utility model;

[0020] Figure 4 This is a schematic diagram of an activated carbon filter screen of a heavy ion microporous membrane cleaning device of the present invention.

[0021] In the figure: 100 immersion tank, 110 ultrasonic generator, 120 ultrasonic vibration plate, 200 first flushing tank, 210 spray head, 300 second flushing tank, 310 spray head, 320 opening, 330 liquid pump, 340 liquid extraction pipe, 350 spray pipe, 360 guide roller, 370 water inlet tee pipe, 380 drainage tee pipe, 400 filter box, 410 activated carbon filter, 420 box cover, 430 water outlet pipe, 500 conductivity probe, 510 controller. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0024] Next, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, cross-sectional views of device structures may be partially enlarged and not to scale when describing the embodiments of the present invention. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0025] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0026] The utility model provides a heavy ion microporous membrane cleaning device, please refer to Figures 1-4, including an immersion box 100, a first flushing box 200 and a second flushing box 300, an ultrasonic generator 110 is fixedly installed on the front side wall of the immersion box 100, an ultrasonic vibration plate 120 is fixedly installed on the inner wall of the immersion box 100, the first flushing box 200 is fixedly installed on the left side wall of the immersion box 100, and spray heads 210 are symmetrically installed on the top and bottom of the inner cavity of the first flushing box 200, the second flushing box 300 is fixedly installed on the right side wall of the immersion box 100, and spray heads 310 are symmetrically installed on the top and bottom of the inner cavity of the second flushing box 300, both sides of the first flushing box 200 and the second flushing box 300 are provided with openings 320, the first flushing box 200 and the second flushing box The front side walls of the two liquid pumps 330 are fixedly installed, and the side walls of the two liquid pumps 330 are respectively connected to the liquid extraction pipes 340, and one end of the two liquid extraction pipes 340 is respectively connected to the inner wall of the first flushing box 200 and the second flushing box 300, and one end of the spray head 210 and the spray head 310 are respectively connected to the spray pipe 350, and one end of the spray pipe 350 is respectively connected to the corresponding liquid pump 330. The inner walls of the immersion box 100, the first flushing box 200 and the second flushing box 300 are rotatably connected to a plurality of guide rollers 360, and the rear side walls of the immersion box 100, the first flushing box 200 and the second flushing box 300 are connected to the water inlet three-way pipe 370. The bottom of the washing box 300 and the front side wall of the immersion box 100 are connected with a drainage tee pipe 380. Specifically, the heavy ion microporous membrane passes through the opening 320 of the first washing box 200, passes through the first washing box 200, the immersion box 100 and the second washing box 300 in sequence, and is discharged through the opening 320 of the second washing box 300. The guide roller 360 is used to guide the membrane and facilitate the transportation of the microporous membrane during cleaning. When the membrane passes through the first washing box 200, the spray head 210 is used to spray the membrane for pre-cleaning. When the membrane passes through the immersion box 100, it is suitable for immersion cleaning of the heavy ion microporous membrane. The ultrasonic generator 110 is used to facilitate the control of the ultrasonic vibration plate 120. The ultrasonic vibration plate 120 generates ultrasonic vibration, and the vibration of the ultrasonic vibration plate 120 is used to ultrasonically clean the heavy ion microporous membrane. When the membrane passes through the second flushing box 300, the spray head 310 is used to spray and atomize the membrane. During the spraying and flushing process, the flushing liquid falls into the box and is collected. The liquid pump 330 controls the liquid extraction pipe 340 to extract the liquid in the corresponding flushing box respectively, and introduces it into the spray head 210 and the spray head 310 respectively through the spray pipe 350 to achieve the purpose of circulating flushing of the flushing liquid. The water inlet tee 370 and the drainage tee 380 are used to facilitate water inlet and drainage of the immersion box 100, the first flushing box 200 and the second flushing box 300.

[0027] Conductivity probes 500 are provided at the bottom of the first flushing box 200 and the second flushing box 300 and the left side wall of the immersion box 100, a controller 510 is provided on the front side wall of the immersion box 100, and control valves are provided on the water inlet tee 370 and the drainage tee 380 respectively. Specifically, the conductivity probes 500 are used to detect the conductivity of the flushing liquid in the first flushing box 200, the second flushing box 300 and the immersion box 100, and the detection data is fed back to the controller 510. When the conductivity of the data monitoring point reaches a certain data, the water inlet tee 370 and the drainage tee 380 are opened at the same time through the control valve to start water replacement.

[0028] Support frames are symmetrically provided at the bottom of the first flushing box 200 and the second flushing box 300, and anti-slip pads are provided at the bottom of the support frames. Specifically, the support frames facilitate support and positioning of the first flushing box 200 and the second flushing box 300, and the anti-slip pads facilitate increase of the anti-slip effect during support.

[0029] The left and right side walls of the immersion box 100 are symmetrically provided with grooves, and the first flushing box 200 and the second flushing box 300 are connected to both sides of the immersion box 100 through the grooves. Specifically, the grooves facilitate the connection of the first flushing box 200 and the second flushing box 300 with the immersion box 100, making installation convenient.

[0030] The side wall of the guide roller 360 is connected to a heavy ion microporous membrane, which is transported to the immersion box 100, the first flushing box 200 and the second flushing box 300 in sequence through the guide roller 360. Specifically, it is convenient to clean and transport the heavy ion microporous membrane and facilitate guidance.

[0031] The first flushing tank 200 and the second flushing tank 300 have the same size to ensure consistency during the cleaning process.

[0032] Combine Figures 1-4, a heavy ion microporous membrane cleaning device of this embodiment is specifically used as follows: during the heavy ion microporous membrane cleaning process, the heavy ion microporous membrane passes through the left opening 320 of the first flushing box 200, passes through the first flushing box 200, the immersion box 100 and the second flushing box 300 in sequence, and is discharged through the right opening 320 of the second flushing box 300. The guide roller 360 is used to guide the membrane, which is convenient for transporting the microporous membrane during cleaning. When the membrane passes through the first flushing box 200, the liquid pump 330 is used to control the liquid extraction pipe 340 to extract the liquid in the corresponding flushing box respectively, and the liquid is introduced into the spray head 210 and the spray head 310 respectively through the spray pipe 350. The spray head 210 is used to spray the membrane for pre-cleaning. When the membrane passes through the immersion box 100, it is suitable for The heavy ion microporous membrane is immersed in cleaning, and the ultrasonic generator 110 is used to control the ultrasonic vibration plate 120 to make the ultrasonic vibration plate 120 generate ultrasonic vibration. The heavy ion microporous membrane is ultrasonically cleaned by the vibration of the ultrasonic vibration plate 120. When the membrane passes through the second flushing box 300, the spray head 310 is used to spray and atomize the membrane. Through three different cleaning methods, the alkaline solution brought by the etching of the heavy ion microporous membrane is easily cleaned, so that the membrane is clean and tidy without any alkaline solution residue. During the spray flushing process, the flushing liquid falls into the box body for collection, so as to achieve the purpose of circulating flushing of the flushing liquid. The water inlet tee 370 and the drainage tee 380 are used to facilitate water inlet and drainage of the immersion box 100, the first flushing box 200 and the second flushing box 300.

[0033] Figure 4 The following is a schematic diagram of the structure of the second embodiment of the heavy ion microporous membrane cleaning device of the present invention. Figure 4 , different from the above embodiment, one end of the drainage tee pipe 380 is provided with a filter box 400, the inner wall of the filter box 400 is provided with an activated carbon filter 410, the top of the filter box 400 is provided with a box cover 420, and the front side wall of the filter box 400 is provided with a water outlet pipe 430. Specifically, the drainage tee pipe 380 is used to facilitate the transportation of cleaned waste liquid into the filter box 400, so that the waste liquid passes through the activated carbon filter 410 and is discharged through the water outlet pipe 430. Activated carbon has the ability to adjust the pH value of wastewater, mainly through adsorption and neutralization. Acidic or alkaline substances in wastewater can cause serious pollution to the environment, and activated carbon can adjust the pH value of wastewater to neutral through its unique adsorption and neutralization capabilities, which is convenient for filtering wastewater and is conducive to the reuse of water resources. The filter box 400 is easy to open and seal through the box cover 420, which is convenient for subsequent replacement of the activated carbon filter 410.

[0034] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A heavy ion microporous membrane cleaning device, characterized in that: The invention comprises an immersion box (100), a first flushing box (200) and a second flushing box (300), wherein the front side wall of the immersion box (100) is provided with an ultrasonic generator (110), the inner wall of the immersion box (100) is provided with an ultrasonic vibration plate (120), the first flushing box (200) is provided on the left side wall of the immersion box (100), the top and bottom of the inner cavity of the first flushing box (200) are symmetrically provided with spray heads (210), the second flushing box (300) is provided on the right side wall of the immersion box (100), the top and bottom of the inner cavity of the second flushing box (300) are symmetrically provided with spray heads (310), both sides of the first flushing box (200) and the second flushing box (300) are provided with openings (320), the front side walls of the first flushing box (200) and the second flushing box (300) are provided with liquid pumps (330), and the two flushing boxes are provided with a plurality of liquid pumps (330). The side walls of the liquid pumps (330) are respectively provided with liquid extraction pipes (340), one end of each of the two liquid extraction pipes (340) is connected to the inner wall of the first flushing box (200) and the second flushing box (300), one end of each of the spray heads (210) and the spray head (310) is provided with a spray pipe (350), one end of each of the spray pipes (350) is connected to the corresponding liquid pumps (330), the inner walls of the immersion box (100), the first flushing box (200) and the second flushing box (300) are respectively provided with a plurality of guide rollers (360), the rear side walls of the immersion box (100), the first flushing box (200) and the second flushing box (300) are connected to a water inlet tee pipe (370), and the bottom of the first flushing box (200) and the second flushing box (300) and the front side wall of the immersion box (100) are connected to a drainage tee pipe (380).

2. A heavy ion microporous membrane cleaning device according to claim 1, characterized in that: A filter box (400) is provided at one end of the drainage tee pipe (380), an activated carbon filter (410) is provided on the inner wall of the filter box (400), a box cover (420) is provided on the top of the filter box (400), and a water outlet pipe (430) is provided on the front side wall of the filter box (400).

3. The heavy ion microporous membrane cleaning device according to claim 1, characterized in that: The bottoms of the first flushing box (200) and the second flushing box (300) and the left side wall of the immersion box (100) are both provided with conductivity probes (500), the front side wall of the immersion box (100) is provided with a controller (510), and the water inlet tee (370) and the drainage tee (380) are respectively provided with control valves.

4. The heavy ion microporous membrane cleaning device according to claim 1, characterized in that: Support frames are symmetrically provided at the bottom of the first flushing box (200) and the second flushing box (300), and anti-slip pads are provided at the bottom of the support frames.

5. The heavy ion microporous membrane cleaning device according to claim 1, characterized in that: The left and right side walls of the immersion box (100) are symmetrically provided with grooves, and the first flushing box (200) and the second flushing box (300) are connected to both sides of the immersion box (100) through the grooves.

6. The heavy ion microporous membrane cleaning device according to claim 1, characterized in that: The side wall of the guide roller (360) is connected to a heavy ion microporous membrane, and the heavy ion microporous membrane is sequentially transported to the immersion tank (100), the first flushing tank (200) and the second flushing tank (300) through the guide roller (360).

7. The heavy ion microporous membrane cleaning device according to claim 1, characterized in that: The first flushing tank (200) and the second flushing tank (300) have the same size.

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