CN219217669U

CN219217669U - Improve and produce electrolysis trough that chlorine concentration is convenient for wash

Info

Publication number: CN219217669U
Application number: CN202320818888.4U
Authority: CN
Inventors: 陈豪; 李恒祥; 陶进秋; 龚曲靖
Original assignee: Guizhou Chutian Environmental Testing Consulting Co ltd; Guizhou Chutian Liangjiang Environment Co ltd
Current assignee: Guizhou Chutian Environmental Testing Consulting Co ltd; Guizhou Chutian Liangjiang Environment Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-20
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses an electrolytic tank capable of improving chlorine production concentration and facilitating cleaning, which comprises an electrolytic tank shell and an electrode group, wherein cover plates are arranged on two sides of the electrolytic tank shell and are connected with the electrolytic tank shell through electrolytic tank flanges, the inner cavity of the electrolytic tank shell is divided into a single cell A, a single cell B and a single cell C through a partition plate, the electrode group is arranged in the electrolytic tank shell along an axis, two ends of the electrode group are fixedly connected with the cover plates, the middle part of the electrode group is connected with the partition plate, a gas distribution plate is arranged above the electrode group, and the gas distribution plate is in a strip shape. According to the utility model, the gas distribution plate is arranged above the electrode group, so that the ascending process of chlorine and hydrogen is disturbed, the water and the chlorine are stirred again by the property that the hydrogen is not easy to dissolve in water, the contact time of the chlorine and the water is increased, the chlorine dissolution efficiency is increased, the chlorine production concentration is increased by increasing the chlorine dissolution efficiency, and meanwhile, the acid washing pipe is added, so that the electrolytic tank can be quickly and efficiently washed, and the effect of cleaning the electrolytic tank is achieved.

Description

Improve and produce electrolysis trough that chlorine concentration is convenient for wash

Technical Field

The utility model belongs to the field of sewage treatment, and particularly relates to an electrolytic tank capable of improving chlorine production concentration and convenient to clean.

Background

At present, chlorine disinfection is gradually applied to various water quality treatments, and a continuous electrolytic sodium hypochlorite generator is equipment commonly used for chlorine disinfection. The method has the advantages of easy purchase of raw materials, low use cost, high safety and no byproducts.

The electrolytic tank in the electrolytic sodium hypochlorite generator is used as the core of the generator, and the structural design of the electrolytic tank directly influences the performance of the sodium hypochlorite generator and the service life of the electrolytic tank. The traditional sodium hypochlorite generator electrolytic cell mainly has two problems: 1. most of the electrolytic tanks in the market are usually designed in a tube way, the inside of the electrolytic tank is divided into a plurality of chambers by a baffle plate, the top of the electrolytic tank is provided with an air outlet, and the chlorine generated when the electrolytic tank is electrolyzed is directly discharged from the air outlet; 2. most of electrolysis in the market adopts the below to enter electrolyte, and sodium hypochlorite solution is produced to the top, and the top flows back from the electrolysis trough below when pickling, and because the inside several cavity of electrolysis trough can not directly get rid of from the lower part import under the serious condition of electrolysis trough scale deposit, the electrolysis trough pickling of entrance point electrolysis trough is comparatively clean when only having an import pickling of electrolysis trough, and the electrolysis trough of pickling backward flow end and middle part cavity can not wash completely.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the electrolytic tank which can improve the chlorine production concentration and is convenient to clean, and the problems of low chlorine concentration and difficult cleaning in the prior art can be solved.

The utility model is realized by the following technical scheme.

The utility model provides an electrolytic tank capable of improving chlorine concentration and facilitating cleaning, which comprises an electrolytic tank shell and an electrode group, wherein cover plates are arranged on two sides of the electrolytic tank shell and are connected with the electrolytic tank shell through electrolytic tank flanges, an inner cavity of the electrolytic tank shell is divided into a single cell A, a single cell B and a single cell C through a partition plate, the electrode group is arranged in the electrolytic tank shell along an axis, two ends of the electrode group are fixedly connected with the cover plates, the middle part of the electrode group is connected with the partition plate, a gas distribution plate is arranged above the electrode group, the gas distribution plate is in a strip shape, the long side of the gas distribution plate is parallel to the electrode group, and an included angle of 20-60 degrees is formed between the short side of the gas distribution plate and the upper end face of the electrode group.

The air distribution plate is provided with a plurality of air holes.

The lower parts of the single cell A, the single cell B and the single cell C are provided with interfaces, the three interfaces are connected in parallel through pipelines, the lower part interface of the single cell A is connected with an acid washing pipe, and the lower part interface of the single cell C is connected with an electrolyte conveying pipe.

And the pipeline is provided with a one-way valve.

The lower part of the partition board is provided with a sewage outlet, and the upper part of the partition board is provided with a through hole.

And a sodium hypochlorite outlet is arranged at the upper part of the single cell A, and a temperature detection port is arranged above the single cell B.

The electrode group is provided with a plurality of electrode plates, and the connection position of the electrode plates and the connecting frame is positioned above the center of the electrode plates.

The utility model has the beneficial effects that: through setting up the gas distribution board in electrode group top, the disorder chlorine rises the process with hydrogen, stirs water and chlorine again through the nature that hydrogen is difficult to dissolve in water, increases chlorine and water's contact time, increases chlorine dissolution efficiency, improves chlorine concentration through the mode that increases chlorine dissolution efficiency, increases the pickling pipe simultaneously, can be quick efficient carry out the pickling to the electrolysis trough, reaches the effect of sanitization electrolysis trough.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of an electrolytic cell;

FIG. 3 is a schematic view of the layout of the openings of the cell housing;

FIG. 4 is a schematic view of an electrode assembly and internal separator;

in the figure: 1-an electrolytic tank shell, 2-an electrode group, 3-a cover plate, 4-an electrolytic tank flange, 5-a partition plate, 6-a cell, 7-B cell, 8-C cell, 9-a gas distribution plate, 10-an acid washing pipe, 11-an electrolyte conveying pipe, 12-a one-way valve and 13-a sewage outlet.

Detailed Description

The technical solution of the present utility model is further described below, but the scope of the claimed utility model is not limited to the above.

As shown in fig. 1 to 4, an electrolytic cell capable of improving chlorine concentration and facilitating cleaning comprises an electrolytic cell shell 1 and an electrode group 2, wherein cover plates 3 are arranged on two sides of the electrolytic cell shell 1, the cover plates 3 are connected with the electrolytic cell shell 1 through electrolytic cell flanges 4, an inner cavity of the electrolytic cell shell 1 is divided into a single cell A6, a single cell B7 and a single cell C8 through a partition plate 5, the electrode group 2 is arranged in the electrolytic cell shell 1 along an axis, two ends of the electrode group 2 are fixedly connected with the cover plates 3, the middle part of the electrode group 2 is connected with the partition plate 5, a gas distribution plate 9 is arranged above the electrode group 2, the gas distribution plate 9 is in a strip shape, long sides of the gas distribution plate 9 are parallel to the electrode group 2, and an included angle of 20-60 degrees is formed between the short sides of the gas distribution plate 9 and the upper end face of the electrode group 2.

When the electrolytic tank electrolyzes sodium hypochlorite solution, electrolyte enters the electrolytic tank from the single cell C8, as the one-way valve 12 is arranged on the lower joint pipeline, the electrolyte can only flow through the single cell C8, the single cell B7 and the single cell A6 in sequence, the electrode group 2 is electrolyzed to generate chlorine and hydrogen when the electrolytic tank works, the chlorine and the hydrogen generated in the previous electrolytic tank working process directly rise to the top of the electrolytic tank to form an air chamber, the electrolytic tank is directly discharged from the baffle hole, the chlorine is insufficiently dissolved in water, part of the chlorine is directly discharged outside the room with the hydrogen, in the application, the eccentrically installed electrode group 2 is used, and the gas distribution plate 9 is arranged on the electrode group 2, so that the generated hydrogen and the hydrogen are disturbed in the chlorine rising process due to the action of the gas supplementing plate, the water and the chlorine are stirred again due to the property that the hydrogen is not easily dissolved in the water, the contact time of the chlorine and the water is increased, the chlorine dissolving efficiency is increased, and the chlorine generating concentration is increased by increasing the mode of the chlorine dissolving efficiency.

Because of the different water quality in different areas and different salt standards, the scaling condition of the electrolytic cell is different, and when the electrolytic cell is scaled, the electrolytic cell needs to be pickled, and scales on the electrolytic cell shell 1 and the electrode group 2 are removed. As shown in fig. 3, the electrolytic tank shell 1 is designed for cleaning conveniently, 3 interfaces are arranged at the lower part of the electrolytic tank design, 1 outlet is arranged at the upper part of the electrolytic tank shell 1, after a pickling pipeline is arranged, as shown in fig. 1, a pickling emptying valve is closed during pickling, a pickling inlet valve is opened, pickling solution is reserved in each single cell through the pipeline, and a diverter and a one-way valve 12 are arranged on each single cell pipeline to ensure that the pickling solution in each chamber of the electrolytic tank is the same, and simultaneously, the backflow of the pickling solution is prevented. When pickling, pickling solution enters the electrolytic tank from the lower part, flows back to the pickling water tank from the pickling reflux port from the upper part for circulating pickling, when pickling is completed, the electrolytic tank needs to be emptied, the partition board 5 in the common electrolytic tank is a circular plate, impurities which cannot be dissolved in pickling are not considered, so that residual part of dirt in each chamber of the electrolytic tank can not be removed from the electrolytic tank shell 1 all the time, as shown in fig. 2, a drain outlet 13 is formed below the partition board 5, after the pickling emptying port is opened when pickling is completed, pickling solution in each chamber is emptied through the drain outlet 13 formed in the partition board 5, and meanwhile, insoluble impurities at the bottom of the electrolytic tank shell 1 flow out to the drain outlet of the electrolytic tank through the drain outlet, so that the effect of clean electrolysis is achieved.

The gas distribution plate 9 is provided with a plurality of air holes, the gas distribution plate 9 is utilized to disturb the rising process of chlorine and hydrogen, water and chlorine are stirred again through the property that hydrogen is not easy to dissolve in water, the contact time of the chlorine and the water is increased, the dissolution efficiency of the chlorine is increased, and the chlorine concentration is improved in a mode of increasing the dissolution efficiency of the chlorine.

The lower parts of the single cell A6, the single cell B7 and the single cell C8 are provided with interfaces, the three interfaces are connected in parallel through pipelines, the lower part interface of the single cell A6 is connected with the pickling pipe 10, and the lower part interface of the single cell C8 is connected with the electrolyte conveying pipe 11, so that electrolyte can be filled in the single cell A6, the single cell B7 and the single cell C8 when electrolyte is filled.

The pipe is provided with a one-way valve 12, so that electrolyte can flow through the single cell C8, the single cell B7 and the single cell A6 in sequence when entering from the electrolyte conveying pipe 11.

The lower part of the partition board 5 is provided with a sewage outlet 13, and the upper part of the partition board 5 is provided with through holes which are convenient for the gas and liquid of each single compartment to circulate.

And a sodium hypochlorite outlet is formed in the upper part of the single cell A6, and a temperature detection port is formed in the upper part of the single cell B7.

The electrode group 2 is provided with a plurality of electrode plates, the connection position of the electrode plates and the connecting frame is positioned above the center of the electrode plates, the electrode plates are downward, the upper space of the electrode group can be increased, and the time of the generated chlorine in water is increased.

Claims

1. An electrolytic cell capable of improving chlorine concentration and convenient to clean, which is characterized in that: the electrolytic cell comprises an electrolytic cell shell (1) and an electrode group (2), wherein cover plates (3) are arranged on two sides of the electrolytic cell shell (1), and the cover plates (3) are connected with the electrolytic cell shell (1) through electrolytic cell flanges (4); the inner cavity of the electrolytic tank shell (1) is divided into a single cell A (6), a single cell B (7) and a single cell C (8) through a partition board (5), an electrode group (2) is arranged in the electrolytic tank shell (1) along the axis, two ends of the electrode group (2) are fixedly connected with a cover board (3), and the middle part of the electrode group (2) is connected with the partition board (5); the gas distribution plate (9) is arranged above the electrode group (2), the gas distribution plate (9) is in a strip shape, the long side of the gas distribution plate (9) is parallel to the electrode group (2), and the included angle between the short side of the gas distribution plate (9) and the upper end face of the electrode group (2) is 20-60 degrees.

2. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 1, wherein: a plurality of air holes are arranged on the air distribution plate (9).

3. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 1, wherein: the lower parts of the single cell A (6), the single cell B (7) and the single cell C (8) are provided with interfaces, the three interfaces are connected in parallel through pipelines, the lower interfaces of the single cell A (6) are connected with the pickling pipe (10), and the lower interfaces of the single cell C (8) are connected with the electrolyte conveying pipe (11).

4. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 3, wherein: the pipeline is provided with a one-way valve (12).

5. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 1, wherein: the lower part of the partition board (5) is provided with a sewage outlet (13), and the upper part of the partition board (5) is provided with a through hole.

6. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 1, wherein: and a sodium hypochlorite outlet is formed in the upper part of the single cell A (6), and a temperature detection port is formed in the upper part of the single cell B (7).

7. An electrolytic cell for increasing chlorine production concentration for cleaning as defined in claim 1, wherein: the electrode group (2) is provided with a plurality of electrode plates, and the connection position of the electrode plates and the connecting frame is positioned above the center of the electrode plates.