CN212051676U - Preparation facilities of sodium hypochlorite solution - Google Patents

Preparation facilities of sodium hypochlorite solution Download PDF

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Publication number
CN212051676U
CN212051676U CN202020318801.3U CN202020318801U CN212051676U CN 212051676 U CN212051676 U CN 212051676U CN 202020318801 U CN202020318801 U CN 202020318801U CN 212051676 U CN212051676 U CN 212051676U
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electrolysis
sodium hypochlorite
pipe
cylinder
liquid
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张朝辉
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Sichuan Dongbao Water Treatment Technology Co ltd
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Sichuan Dongbao Water Treatment Technology Co ltd
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Abstract

The utility model discloses a preparation facilities of sodium hypochlorite solution belongs to sodium hypochlorite antiseptic solution preparation facilities technical field, which comprises a tank body, internal from last first baffle and the second baffle of having set gradually under to of jar, first baffle with the second baffle will the liquid reserve tank of the brine tank on upper portion, the electrolysis storehouse at middle part and lower part is separated into to the jar body, be provided with the electrolysis part in the electrolysis storehouse, the brine tank with through feed liquor pipe intercommunication between the electrolysis part, the electrolysis part with through the drain pipe intercommunication between the liquid reserve tank, be provided with the salt solution measuring pump on the feed liquor pipe. Through the setting from last brine tank, electrolysis storehouse and solution tank and feed liquor pipe and drain pipe down, salt solution flows into the electrolysis part in the electrolysis storehouse from the feed liquor pipe under the action of gravity and carries out the electrolysis, and sodium hypochlorite solution after the electrolysis flows to the liquid reserve tank through the drain pipe under the action of gravity in, the integral type sets up and makes device area little, and the power consumption is low.

Description

Preparation facilities of sodium hypochlorite solution
Technical Field
The utility model belongs to the technical field of sodium hypochlorite antiseptic solution preparation facilities, especially, relate to a preparation facilities of sodium hypochlorite solution.
Background
The molecular formula of the sodium hypochlorite is NaClO, belongs to strong base and weak acid salt, is clear and transparent, and is a liquid capable of being completely dissolved in water. As a strong sterilizing and virus killing agent with real high efficiency, broad spectrum and safety, the strong sterilizing and virus killing agent has good affinity with water, can be mutually dissolved with water in any ratio, does not have the potential safety hazards of liquid chlorine, chlorine dioxide and other medicaments, and has the disinfection effect which is known to be equivalent to that of chlorine. Because of the characteristics, the sterilizing agent has good sterilizing effect, accurate adding, safe operation, convenient use, easy storage, no toxicity to the environment, no leakage and can be added under any environmental working condition.
The principle of sodium hypochlorite disinfection is that hypochlorous acid is formed by hydrolysis of the sodium hypochlorite, the hypochlorous acid is further decomposed to form nascent oxygen, and the protein of thalli and viruses is denatured by the strong oxidizing property of the nascent oxygen, so that pathogenic microorganisms are killed. In the process of sterilization and virus killing, hypochlorous acid can act on cell walls and virus shells, sodium hypochlorite has small molecules and no electric charge, can permeate into bacteria (viruses) to generate oxidation reaction with bacteria (viruses) body proteins, nucleic acid, enzyme and the like, so that pathogenic microorganisms are killed, and meanwhile, chloride ions can remarkably change the osmotic pressure of bacteria and viruses to cause the bacteria and the viruses to lose activity and die.
Authorizing notice number CN207632898U discloses a sodium hypochlorite antiseptic solution preparation facilities, it has solved the easy problem that damages and cause the energy waste of sodium hypochlorite preparation generator, and the structure is simpler, and electrolysis efficiency is faster, and can the reliable and stable operation, and its technical scheme is: the electrolytic device comprises an electrolytic component, wherein the electrolytic component comprises an outer barrel and an inner barrel sleeved in the outer barrel, one side of the outer barrel is communicated with a brine tank through a first pipeline, and the other side of the outer barrel is communicated with a liquid storage tank through a second pipeline; the outer cylinder is connected with one pole of the power supply, the inner cylinder is connected with the other pole of the power supply, and an electric field is formed between the outer cylinder and the inner cylinder to ionize the salt water.
The defect that above-mentioned patent exists is that brine tank, electrolysis part and liquid storage pot are arranged in a word, connect through pipeline and pump between, and equipment area is big, and the power consumption is high, still exists the device's electrolysis part in addition only by urceolus and inner tube constitute, and the space is limited, the difficult control sodium hypochlorite antiseptic solution output.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a preparation facilities of sodium hypochlorite solution to solve above-mentioned brine tank, electrolysis part and liquid storage pot and arrange in a line, connect through pipeline and pump between, equipment area is big, the defect that the power consumption is high.
The utility model adopts the technical scheme as follows:
the utility model provides a preparation facilities of sodium hypochlorite solution, includes a jar body, internal first baffle and the second baffle of having set gradually under to from last of jar, first baffle with the second baffle will the jar body is separated into the brine tank on upper portion, the electrolysis storehouse at middle part and the liquid reserve tank of lower part, be provided with the electrolysis part in the electrolysis storehouse, the brine tank with through feed liquor pipe intercommunication between the electrolysis part, the electrolysis part with through the drain pipe intercommunication between the liquid reserve tank, be provided with the salt solution measuring pump on the feed liquor pipe.
The working principle is as follows: the electrolysis part is the electrolysis trough, and during operation, the salt solution measuring pump is inputed salt solution into electrolysis part (electrolysis trough) through the feed liquor pipe by the salt solution case, and salt solution is ionized into chlorine, hydrogen and hydroxyl ion, and the chlorine and the hydroxyl ion that generate take place the reaction once more and generate the hypochlorite ion, and hypochlorite ion and sodium ion constitute the sodium hypochlorite antiseptic solution, accomplish in the electrolysis back flows out the entering liquid reserve tank through the drain pipe, so reciprocating cycle. Through from last brine tank down, electrolysis storehouse and solution tank and the setting of feed liquor pipe and drain pipe, salt solution flows into the electrolysis part in the electrolysis storehouse from the feed liquor pipe under the action of gravity and carries out the electrolysis, sodium hypochlorite solution after the electrolysis flows to the liquid reserve tank through the drain pipe under the action of gravity in, the integral type sets up and makes device area little, and the power consumption is low, has solved above-mentioned brine tank, electrolysis part and liquid storage pot word are arranged, connect through pipeline and pump between, equipment area is big, the defect that the power consumption is high.
Furthermore, the electrolytic component is provided with a plurality of electrolytic components, each electrolytic component comprises an outer barrel and an inner barrel sleeved in the outer barrel, a liquid inlet main pipe is arranged in the electrolytic bin and communicated with the liquid inlet pipe, a plurality of liquid inlet branch pipes are communicated with the liquid inlet main pipe, each liquid inlet branch pipe is provided with a first electromagnetic valve, and each liquid inlet branch pipe is communicated with one outer barrel; each outer barrel is provided with a liquid outlet branch pipe, each liquid outlet branch pipe is provided with a second electromagnetic valve, one side of each liquid outlet branch pipe is provided with a liquid outlet main pipe communicated with the liquid outlet pipe, and each liquid outlet branch pipe is communicated with the liquid outlet main pipe; the power supply is arranged below the electrolytic components, the outer cylinder of each electrolytic component is connected with one pole of the power supply, the inner cylinder is connected with the other pole of the power supply, and an electric field is formed between the outer cylinder and the inner cylinder to ionize saline water. Form a plurality of mutually independent tube-shape electrolysis trough, when needing more sodium hypochlorite antiseptic solution, through opening a plurality of first solenoid valve and second solenoid valve, open a plurality of electrolysis trough and electrolyze simultaneously, when needing less sodium hypochlorite antiseptic solution, can open one or two electrolysis trough, high durability and convenient operation, it only comprises urceolus and inner tube to have solved current electrolytic component, the space is limited, the defect of difficult control sodium hypochlorite antiseptic solution output, can also set up the controller of prior art, the controller is connected with first solenoid valve and second solenoid valve electricity respectively, its switching of in time control.
Furthermore, the inner cylinder and the outer cylinder of each electrolysis component are coaxially arranged, and a gap is arranged between the outer cylinder and the inner cylinder. Uniform electrolytic gaps are formed between the outer cylinder and the inner cylinder, and the electrolytic effect is good.
Furthermore, one end of the outer cylinder and one end of the inner cylinder close to the end of the outer cylinder of each electrolysis component are both closed, and the other end of the outer cylinder and the other end of the inner cylinder are sealed by sealing components. Forming an electrolytic cell.
Furthermore, the sealing component comprises an outer flange for sealing a gap between the other end of the inner cylinder and the other end of the outer cylinder and an inner flange for sealing the other end of the inner cylinder, the outer flange is perpendicular to the cylinder wall of the outer cylinder, the inner flange is perpendicular to the cylinder wall of the inner cylinder, the outer flange is sleeved outside the inner cylinder, and the outer flange seals the other end of the outer cylinder. To form a closed cylindrical electrolytic cell insulated from each other.
Furthermore, the outer flange is connected with the inner flange through an insulating bolt, and an insulating gasket is arranged between the outer flange and the inner flange. The outer cylinder and the inner cylinder are formed into a closed cylindrical electrolytic cell insulated from each other.
Furthermore, a first binding post is arranged on the outer side of the outer barrel and connected with a power supply through a wire, and a second binding post is arranged on the outer side of the inner flange and connected with the power supply through a wire. When the outer cylinder is used as an anode, the inner cylinder is used as a cathode, and in the process that the salt water passes through a gap between the outer cylinder and the inner cylinder, most of the salt water is ionized into chlorine, hydrogen and hydroxyl ions on the outer surface of the outer cylinder and the outer surface of the inner cylinder of the electrode, the generated chlorine and the hydroxyl ions grow again to react to generate hypochlorite ions, and the hypochlorite ions and the sodium ions form a sodium hypochlorite disinfectant and flow out through the liquid outlet pipe after electrolysis; in specific implementation, the positive pole of the power supply can also be connected with the second binding post through a lead to form the positive pole of the electrolysis device, and the negative pole of the power supply is connected with the first binding post through a lead to form the negative pole of the electrolysis device.
Furthermore, one side of the top of the brine tank is provided with a liquid inlet, and a sealing door is arranged on the liquid inlet. The prepared brine is conveniently added into the brine tank in time.
Furthermore, a liquid discharge pipe is arranged at the bottom of the liquid storage tank, and a switch is arranged on the liquid discharge pipe. The prepared sodium hypochlorite disinfectant can be conveniently discharged in time.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. in the utility model, the brine tank, the electrolysis bin, the solution tank, the liquid inlet pipe and the liquid outlet pipe are arranged from top to bottom, brine flows into the electrolysis component in the electrolysis bin from the liquid inlet pipe under the action of gravity to be electrolyzed, and the electrolyzed sodium hypochlorite solution flows into the liquid storage tank through the liquid outlet pipe under the action of gravity, so that the device has small floor area and low energy consumption due to the integrated arrangement;
2. when the outer cylinder is used as an anode, the inner cylinder is used as a cathode, and in the process that the salt water passes through a gap between the outer cylinder and the inner cylinder, most of the salt water is ionized into chlorine, hydrogen and hydroxyl ions on the outer surface of the outer cylinder and the outer surface of the inner cylinder of the electrode, the generated chlorine and the hydroxyl ions grow again to react to generate hypochlorite ions, and the hypochlorite ions and the sodium ions form a sodium hypochlorite disinfectant and flow out through the liquid outlet pipe after electrolysis;
3. form a plurality of independent tube-shape electrolysis tanks each other, when needing more sodium hypochlorite antiseptic solution, through opening a plurality of first solenoid valve and second solenoid valve, open a plurality of electrolysis tanks and electrolyze simultaneously, when needing less sodium hypochlorite antiseptic solution, can open one or two electrolysis tanks, convenient operation.
Drawings
FIG. 1 is a schematic structural view of a device for preparing sodium hypochlorite solution according to the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a transverse sectional view of a plurality of cylindrical electrolytic cells and their main and branch liquid inlet pipes;
FIG. 4 is a transverse sectional view of a plurality of cylindrical electrolytic cells and their main liquid outlet pipes and branch liquid outlet pipes.
The labels in the figure are: 1-tank body, 2-first partition plate, 3-second partition plate, 4-brine tank, 5-electrolytic bin, 6-liquid storage tank, 7-liquid inlet pipe, 8-brine metering pump, 9-liquid outlet pipe, 10-outer barrel, 11-inner barrel, 12-gap, 13-power supply, 14-first binding post, 15-lead, 16-second binding post, 17-outer flange, 18-inner flange, 19-insulating bolt, 20-insulating gasket, 21-liquid inlet main pipe, 22-liquid inlet branch pipe, 23-first electromagnetic valve, 24-liquid outlet main pipe, 25-liquid outlet branch pipe, 26-second electromagnetic valve, 27-liquid outlet pipe, 28-switch, 29-liquid inlet and 30-sealing door.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1-2, a preparation facilities of sodium hypochlorite solution, including a jar body 1, from last to having set gradually first baffle 2 and second baffle 3 down in jar body 1, first baffle 2 with second baffle 3 will jar body 1 is separated into brine tank 4 on upper portion, electrolysis storehouse 5 and the liquid reserve tank 6 of lower part in the middle part, be provided with the electrolysis part in the electrolysis storehouse 5, brine tank 4 with communicate through feed liquor pipe 7 between the electrolysis part, the electrolysis part with communicate through drain pipe 9 between the liquid reserve tank 6, be provided with salt solution measuring pump 8 on the feed liquor pipe 7.
The working principle is as follows: the electrolysis part is the electrolysis trough, and during operation, salt solution measuring pump 8 is inputed salt solution into electrolysis part (electrolysis trough) by salt solution case 4 through feed liquor pipe 7 in, and salt solution is ionized into chlorine, hydrogen and hydroxyl ion, and the chlorine and the hydroxyl ion that generate react once more and generate hypochlorite ion, and hypochlorite ion and sodium ion constitute the sodium hypochlorite antiseptic solution, and the completion is in the back flows out entering liquid reserve tank 6 through drain pipe 9 after the electrolysis, so reciprocating cycle. Through from last brine tank 4 to down, electrolysis storehouse 5 and solution tank and feed liquor pipe 7 and drain pipe 9's setting, salt solution flows into the electrolysis part in the electrolysis storehouse 5 from feed liquor pipe 7 under the action of gravity and carries out the electrolysis, sodium hypochlorite solution after the electrolysis flows to in the liquid reserve tank 6 through drain pipe 9 under the action of gravity, the integral type sets up and makes device area little, the power consumption is low, above-mentioned brine tank has been solved, electrolysis part and liquid storage pot are arranged in a word, connect through pipeline and pump between, equipment area is big, the defect that the power consumption is high.
Example 2
As shown in fig. 1 to 4, on the basis of embodiment 1, there are a plurality of electrolysis components, each electrolysis component includes an outer cylinder 10 and an inner cylinder 11 sleeved in the outer cylinder 10, a main liquid inlet pipe 21 is arranged in the electrolysis chamber 5, the main liquid inlet pipe 21 is communicated with the liquid inlet pipe 7, the main liquid inlet pipe 21 is communicated with a plurality of branch liquid inlet pipes 22, each branch liquid inlet pipe 22 is provided with a first electromagnetic valve 23, and each branch liquid inlet pipe 22 is communicated with one outer cylinder 10; each outer cylinder 10 is provided with a liquid outlet branch pipe 25, each liquid outlet branch pipe 25 is provided with a second electromagnetic valve 26, one side of each liquid outlet branch pipe 25 is provided with a liquid outlet main pipe 24 communicated with the liquid outlet pipe 9, and each liquid outlet branch pipe 25 is communicated with the liquid outlet main pipe 24; a power supply 13 is arranged below the electrolytic components, the outer cylinder 10 of each electrolytic component is connected with one pole of the power supply 13, the inner cylinder 11 is connected with the other pole of the power supply 13, and an electric field is formed between the outer cylinder 10 and the inner cylinder 11 to ionize the saline water.
Form a plurality of mutually independent tube-shape electrolysis trough, when needing more sodium hypochlorite antiseptic solution, through opening a plurality of first solenoid valve 23 and second solenoid valve 26, open a plurality of electrolysis trough and electrolyze simultaneously, when needing less sodium hypochlorite antiseptic solution, can open one or two electrolysis trough, high durability and convenient operation, it only comprises urceolus 10 and inner tube 11 to have solved current electrolytic component, the space is limited, the defect of difficult control sodium hypochlorite antiseptic solution output, can also set up the controller of prior art, the controller is connected with first solenoid valve 23 and second solenoid valve 26 electricity respectively, its switching of timely control.
Example 3
As shown in fig. 1-2, in example 2, the inner tube 11 and the outer tube 10 of each of the electrolytic parts are coaxially disposed, and a gap 12 is provided between the outer tube 10 and the inner tube 11.
A uniform electrolytic gap 12 is formed between the outer cylinder 10 and the inner cylinder 11, and the electrolytic effect is good.
Example 4
As shown in fig. 1-2, in example 2, one end of the outer tube 10 and one end of the inner tube 11 adjacent thereto of each of the electrolytic members were closed, and the other end of the outer tube 10 and the other end of the inner tube 11 were sealed by a sealing member.
Forming an electrolytic cell.
Example 5
As shown in fig. 1-2, in embodiment 4, the sealing member includes an outer flange 17 for sealing the gap 12 between the inner cylinder 11 and the other end of the outer cylinder 10, and an inner flange 18 for sealing the other end of the inner cylinder 11, the outer flange 17 is perpendicular to the cylinder wall of the outer cylinder 10, the inner flange 18 is perpendicular to the cylinder wall of the inner cylinder 11, the outer flange 17 is sleeved outside the inner cylinder 11, and the outer flange 17 seals the other end of the outer cylinder 10.
To form a closed cylindrical electrolytic cell insulated from each other.
Example 6
As shown in fig. 1-2, in embodiment 5, the outer flange 17 and the inner flange 18 are connected by an insulating bolt 19, and an insulating gasket 20 is disposed between the outer flange 17 and the inner flange 18.
The outer cylinder 10 and the inner cylinder 11 are formed into a closed cylindrical electrolytic cell insulated from each other.
Example 7
As shown in fig. 1-2, in addition to embodiment 5, a first terminal 14 is disposed outside the outer cylinder 10, the first terminal 14 is connected to the power supply 13 through a wire 15, a second terminal 16 is disposed outside the inner flange 18, and the second terminal 16 is connected to the power supply 13 through a wire 15.
When the outer cylinder 10 is used as an anode and the inner cylinder 11 is used as a cathode, in the process that the salt water passes through a gap 12 between the outer cylinder 10 and the inner cylinder 11, the surface of the outer cylinder 10 and the outer surface of the inner cylinder 11 which are mostly electrodes are ionized into chlorine, hydrogen and hydroxyl ions, the generated chlorine and the hydroxyl ions grow again to react to generate hypochlorite ions, the hypochlorite ions and the sodium ions form a sodium hypochlorite disinfectant, and the hypochlorite disinfectant flows out through the liquid outlet pipe 9 after electrolysis; in specific embodiments, the positive electrode of the power supply 13 may be connected to the second terminal 16 through a lead 15 to form the positive electrode of the electrolysis device, and the negative electrode of the power supply 13 may be connected to the first terminal 14 through a lead 15 to form the negative electrode of the electrolysis device.
Example 8
As shown in fig. 1, on the basis of embodiment 1, a liquid inlet is arranged at one side of the top of the brine tank 4, and a sealing door is arranged on the liquid inlet.
The prepared brine is conveniently added into the brine tank 4 in time.
Example 9
As shown in fig. 1, in example 1, a drain pipe 27 is provided at the bottom of the reservoir 6, and a switch 28 is provided on the drain pipe 27.
The prepared sodium hypochlorite disinfectant can be conveniently discharged in time.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. The utility model provides a preparation facilities of sodium hypochlorite solution which characterized in that: including a jar body (1), from last to having set gradually first baffle (2) and second baffle (3) down in jar body (1), first baffle (2) with second baffle (3) will brine tank (4) on upper portion, electrolysis storehouse (5) at middle part and liquid reserve tank (6) of lower part are separated into in jar body (1), be provided with the electrolysis part in electrolysis storehouse (5), brine tank (4) with through feed liquor pipe (7) intercommunication between the electrolysis part, the electrolysis part with through drain pipe (9) intercommunication between liquid reserve tank (6), be provided with salt water measuring pump (8) on feed liquor pipe (7).
2. The apparatus for preparing sodium hypochlorite solution according to claim 1, wherein: the electrolytic component is provided with a plurality of electrolytic components, each electrolytic component comprises an outer barrel (10) and an inner barrel (11) sleeved in the outer barrel (10), a liquid inlet main pipe (21) is arranged in the electrolytic bin (5), the liquid inlet main pipe (21) is communicated with the liquid inlet pipe (7), the liquid inlet main pipe (21) is communicated with a plurality of liquid inlet branch pipes (22), each liquid inlet branch pipe (22) is provided with a first electromagnetic valve (23), and each liquid inlet branch pipe (22) is communicated with one outer barrel (10); each outer cylinder (10) is provided with a liquid outlet branch pipe (25), each liquid outlet branch pipe (25) is provided with a second electromagnetic valve (26), one side of each liquid outlet branch pipe (25) is provided with a liquid outlet main pipe (24) communicated with the liquid outlet pipe (9), and each liquid outlet branch pipe (25) is communicated with the liquid outlet main pipe (24); a power supply (13) is arranged below the electrolytic components, the outer cylinder (10) and the inner cylinder (11) of each electrolytic component are respectively and electrically connected with the power supply (13), and an electric field is formed between the outer cylinder (10) and the inner cylinder (11) to ionize saline water.
3. The apparatus for preparing sodium hypochlorite solution according to claim 2, wherein: the inner cylinder (11) and the outer cylinder (10) of each electrolysis component are coaxially arranged, and a gap (12) is arranged between the outer cylinder (10) and the inner cylinder (11).
4. The apparatus for preparing sodium hypochlorite solution according to claim 2, wherein: one end of the outer cylinder (10) and one end of the inner cylinder (11) close to the end of the outer cylinder (10) of each electrolytic component are both closed, and the other end of the outer cylinder (10) and the other end of the inner cylinder (11) are sealed by sealing components.
5. The apparatus for preparing sodium hypochlorite solution according to claim 4, wherein: the sealing component comprises an outer flange (17) for sealing a gap (12) between the other end of the inner cylinder (11) and the other end of the outer cylinder (10) and an inner flange (18) for sealing the other end of the inner cylinder (11), the outer flange (17) is perpendicular to the cylinder wall of the outer cylinder (10), the inner flange (18) is perpendicular to the cylinder wall of the inner cylinder (11), the outer flange (17) is sleeved outside the inner cylinder (11), and the outer flange (17) seals the other end of the outer cylinder (10).
6. The apparatus for preparing sodium hypochlorite solution according to claim 5, wherein: the outer flange (17) and the inner flange (18) are connected through insulating bolts (19), and an insulating gasket (20) is arranged between the outer flange (17) and the inner flange (18).
7. The apparatus for preparing sodium hypochlorite solution according to claim 5, wherein: the outer barrel (10) is provided with first terminal (14) in the outside, first terminal (14) are connected with power (13) through wire (15), inner flange (18) outside is provided with second terminal (16), second terminal (16) are connected with power (13) through wire (15).
8. The apparatus for preparing sodium hypochlorite solution according to claim 1, wherein: a liquid inlet (29) is arranged on one side of the top of the brine tank (4), and a sealing door (30) is arranged on the liquid inlet.
9. The apparatus for preparing sodium hypochlorite solution according to claim 1, wherein: a liquid discharge pipe (27) is arranged at the bottom of the liquid storage tank (6), and a switch (28) is arranged on the liquid discharge pipe (27).
CN202020318801.3U 2020-03-13 2020-03-13 Preparation facilities of sodium hypochlorite solution Active CN212051676U (en)

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Application Number Priority Date Filing Date Title
CN202020318801.3U CN212051676U (en) 2020-03-13 2020-03-13 Preparation facilities of sodium hypochlorite solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020318801.3U CN212051676U (en) 2020-03-13 2020-03-13 Preparation facilities of sodium hypochlorite solution

Publications (1)

Publication Number Publication Date
CN212051676U true CN212051676U (en) 2020-12-01

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