CN213977905U - Multistage sodium hypochlorite generator - Google Patents
Multistage sodium hypochlorite generator Download PDFInfo
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- CN213977905U CN213977905U CN202023234605.7U CN202023234605U CN213977905U CN 213977905 U CN213977905 U CN 213977905U CN 202023234605 U CN202023234605 U CN 202023234605U CN 213977905 U CN213977905 U CN 213977905U
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Abstract
The utility model discloses a multistage sodium hypochlorite generator, which belongs to the technical field of water treatment equipment. Including electrolysis box and control box, be equipped with one-level electrolysis trough, second grade electrolysis trough, heat exchanger, tertiary electrolysis trough and pipe-line system in the electrolysis box, be equipped with the one-level blast pipe on the one-level electrolysis trough, be equipped with the second grade blast pipe on the second grade electrolysis trough, one-level blast pipe and second grade blast pipe all with be equipped with the connecting pipe between one-level electrolysis trough and the second grade electrolysis trough, the heat exchanger includes tube and tube bank, be equipped with shell side fluid entry on the tube, shell side fluid outlet, tube side fluid entry and tube side fluid outlet, shell side fluid entry and shell side fluid outlet communicate with the outside of electrolysis box, tube side fluid entry and second grade electrolysis trough intercommunication. Through providing a multistage sodium hypochlorite generator, set up multistage electrolysis trough in the electrolysis box, sodium hypochlorite loops through one-level electrolysis trough, second grade electrolysis trough and tertiary electrolysis trough electrolysis to make sodium hypochlorite by the electrolysis abundant.
Description
Technical Field
The utility model relates to a multistage sodium hypochlorite generator, which belongs to the technical field of water treatment equipment.
Background
The sodium hypochlorite generator is one kind of water treatment sterilizing equipment, which produces sodium hypochlorite solution through electrolysis reaction with salt solution as material. Sodium hypochlorite is a strong oxidant and disinfectant, which is generated by diaphragm-free electrolysis of a dilute solution of industrial salt or seawater, which is widely available and inexpensive. In order to ensure the fresh texture and higher activity of the sodium hypochlorite and ensure the disinfection effect, the device can generate the sodium hypochlorite while adding the generated sodium hypochlorite for use. The device is mainly used for treating bacteria-containing sewage in hospitals and cyanogen-containing electroplating wastewater, and can also be used for sterilizing swimming pools, domestic drinking water, domestic sewage, food processing environments, medical instruments, tableware and drinking utensils in eating houses and public dining halls.
In an authorized bulletin number CN 111470609A's a chinese patent, it throws sodium hypochlorite generator to have described a bucket formula solid raw materials, relates to water treatment facilities technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, internal electrolyser and the water softening device of installing of cabinet, feed arrangement is installed on cabinet body upper portion, feed arrangement includes the feeder hopper, the below intercommunication of feeder hopper has the salt dissolving device, be equipped with on the salt dissolving device and dissolve salt device water inlet and salt dissolving device liquid outlet, salt dissolving device water inlet intercommunication the delivery port of water softening device, salt dissolving device liquid outlet intercommunication the inlet of electrolyser. The bucket type solid raw material sodium hypochlorite adding generator can directly take solid salt as a raw material, does not need separate salt dissolving equipment, and is small in occupied area and convenient to install and maintain.
Similar sodium hypochlorite generators are common in the market at present, but the sodium hypochlorite generator is simple in structure and insufficient in electrolysis of sodium hypochlorite.
Disclosure of Invention
The utility model discloses the technical problem that will solve lies in: the utility model provides a multistage sodium hypochlorite generator, it has solved the insufficient problem of sodium hypochlorite generator electrolysis sodium hypochlorite among the prior art.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
a multistage sodium hypochlorite generator comprises an electrolytic tank and a control box, wherein a primary electrolytic tank, a secondary electrolytic tank, a heat exchanger, a tertiary electrolytic tank and a pipeline system are arranged in the electrolytic tank;
a first-stage exhaust pipe is arranged on the first-stage electrolytic cell, a second-stage exhaust pipe is arranged on the second-stage electrolytic cell, and connecting pipes are arranged between the first-stage exhaust pipe and the second-stage exhaust pipe and between the first-stage electrolytic cell and the second-stage electrolytic cell;
the heat exchanger comprises a shell and a tube bundle, wherein the shell is provided with a shell-side fluid inlet, a shell-side fluid outlet, a tube-side fluid inlet and a tube-side fluid outlet, the shell-side fluid inlet and the shell-side fluid outlet are communicated with the outside of the electrolytic tank, the tube-side fluid inlet is communicated with the secondary electrolytic tank, the tube-side fluid outlet is communicated with the tertiary electrolytic tank, and the top of the electrolytic tank is provided with a water outlet communicated with the tertiary electrolytic tank;
the bottom of the electrolytic tank is provided with an acid washing outlet, an acid washing inlet, a drain outlet, a soft water inlet, a brine inlet and a cooling water inlet, and the pipeline system comprises a plurality of pipelines connected with the acid washing outlet, the acid washing inlet, the drain outlet, the soft water inlet, the brine inlet and the cooling water inlet;
the control box is internally provided with an electrical control area and a rectifier area, the surface of the control box is provided with a display screen, the bottom of the control box is provided with a waterproof cable joint, and the waterproof cable joint is provided with a power line.
As a preferable example, the control box is provided with heat dissipation holes.
As a preferable example, bases are arranged at the bottoms of the electrolytic tank and the control tank.
As a preferred example, the top of the electrolytic tank and the control tank is provided with a plurality of circular rings.
The utility model has the advantages that:
1. the electrolysis box is internally provided with a multi-stage electrolytic tank, and sodium hypochlorite sequentially passes through the one-stage electrolytic tank, the second-stage electrolytic tank and the third-stage electrolytic tank for electrolysis, so that the sodium hypochlorite is fully electrolyzed, and meanwhile, the cooling water flows in the shell through the circulation of the cooling water in the shell, and is cooled from the sodium hypochlorite solution discharged from the second-stage electrolytic tank to the tube bundle of the heat exchanger, and finally electrolyzed in the third-stage electrolytic tank.
2. The bottom of electrolysis box is equipped with pickling export and pickling import, can regularly carry out the pickling to electrolysis box inner wall and electrolysis trough to detach the cinder and the corrosion thing on steel surface, the soft water import lets in soft water and will get rid of the cinder and the corrosion thing and wash, and the drain on the electrolysis box is used for discharging the inside precipitate of electrolysis box etc..
3. The heat dissipation holes are formed in the control box, so that heat generated by various electrical components in the control box can be timely discharged, and potential safety hazards caused by the fact that the electrical components are located at high temperature for a long time are prevented.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of an electrolytic tank;
FIG. 3 is a schematic view of the inside of the electrolytic tank;
FIG. 4 is a schematic view of the bottom structure of the electrolytic tank;
fig. 5 is a schematic structural diagram of the control box.
In the figure: 1. an electrolytic tank; 11. an acid washing outlet; 12. an acid washing inlet; 13. a sewage draining outlet; 14. a soft water inlet; 15. a brine inlet; 16. a cooling water inlet; 17. a base; 18. a circular ring; 2. a control box; 21. controlling the electrical area; 22. a rectifier region; 23. a display screen; 24. a cable water joint; 25. heat dissipation holes; 3. a primary electrolytic cell; 31. a primary exhaust pipe; 4. a secondary electrolytic tank; 41. a secondary exhaust pipe; 5. a heat exchanger; 51. a shell-side fluid inlet; 52. a shell-side fluid outlet; 53. a tube-side fluid inlet; 54. a tube-side fluid outlet; 6. a third-stage electrolytic cell; 7. a piping system; 8. a connecting pipe; 9. and (7) a water outlet.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-5, the multistage sodium hypochlorite generator comprises an electrolytic tank 1 and a control box 2, wherein a primary electrolytic tank 3, a secondary electrolytic tank 4, a heat exchanger 5, a tertiary electrolytic tank 6 and a pipeline system 7 are arranged in the electrolytic tank 1.
The bottom of the electrolytic tank 1 and the bottom of the control box 2 are both provided with a base 17, and the top of the electrolytic tank 1 and the top of the control box 2 are provided with a plurality of circular rings 18.
The bottom of electrolysis box 1 is equipped with pickling export 11, pickling import 12, drain 13, soft water import 14, salt solution import 15 and cooling water import 16, and pipe-line system 7 includes many and the pickling export 11, pickling import 12, drain 13, soft water import 14, the pipeline of salt solution import 15 and cooling water import 16 connection, is equipped with the valve on the pipeline.
The bottom of the electrolytic tank 1 is provided with an acid washing outlet 11 and an acid washing inlet 12, the inner wall of the electrolytic tank 1 and the electrolytic tank can be periodically acid-washed to remove oxide skin and rust on the surface of steel, and a drain outlet 13 on the electrolytic tank 1 is used for discharging sediments and the like in the electrolytic tank 1.
Be equipped with one-level blast pipe 31 on the one-level electrolysis trough 3, be equipped with second grade blast pipe 41 on the second grade electrolysis trough 4, one-level blast pipe 31 and second grade blast pipe 41 all with one-level electrolysis trough 3 and second grade electrolysis trough 4 between be equipped with connecting pipe 8.
The heat exchanger 5 comprises a shell and a tube bundle, wherein the shell is provided with a shell-side fluid inlet 51, a shell-side fluid outlet 52, a tube-side fluid inlet 53 and a tube-side fluid outlet 54, the shell-side fluid inlet 51 and the shell-side fluid outlet 52 are communicated with the outside of the electrolytic tank 1, the tube-side fluid inlet 53 is communicated with the secondary electrolytic tank 4, the tube-side fluid outlet 54 is communicated with the tertiary electrolytic tank 6, and the top of the electrolytic tank 1 is provided with a water outlet 9 communicated with the tertiary electrolytic tank 6.
The control box 2 is internally provided with a control electric area 21 and a rectifier area 22, and the surface of the control box 2 is provided with a display screen 23. The bottom of control box 2 is equipped with cable water joint 24, is equipped with the power cord on the cable water joint 24. The control box 2 is provided with a heat dissipation hole 25.
The working principle is as follows:
1. adding 3-4 drops of dilute brine into the primary electrolytic tank 3, introducing the brine into the primary electrolytic tank 3 through a brine inlet 15 to generate H2The solution electrolyzed in the first-stage electrolytic tank 3 is introduced into the second-stage electrolytic tank 4 for electrolysis through the first-stage exhaust pipe 31, the solution electrolyzed in the second-stage electrolytic tank 4 is introduced into the tube bundle of the heat exchanger 5, meanwhile, cooling water enters the shell of the heat exchanger 5 through the cooling water inlet 16, the temperature of the solution is reduced and then introduced into the third-stage electrolytic tank 6, and the solution is discharged out of the third-stage electrolytic tank 6 through the water outlet 9 after the last electrolysis is finished;
2. the sodium hypochlorite generator is combined, the diluted saline water is metered and added into an electrolytic bath, a silicon rectifier is connected with a cathode and anode direct current power supply to electrolyze to generate sodium hypochlorite, and Na is contained in the saline water solution+、H+When several ions are inserted into the electrode according to the electrolysis theory, under a certain voltage, the electrolyte solution generates the electric conduction action due to the movement of the ions and the reaction of the electrode, and then CL is carried out-、OH-Plasma negative ions move to the anode, and Na+、H+The plasma moves to the cathode and discharges on the corresponding electrode, so that the redox reaction is carried out to generate a corresponding substance;
3. the process of electrolysis of brine solutions can be represented by the following equation: NaCl ═ Na++Cl-；
4. Anode electrolysis: h2O＝H++OH-+2Cl--2e-→H2↑；
5. In the diaphragm-free electrolysis device, except the electrolyte and the electrolysis product hydrogen solution escaping outwards, the rest are all in an electrolytic cell, and because hydrogen plays a certain stirring role to the solution in the escaping process, the electrolysis product between the two poles generates a series of chemical reactions, and the reaction equation is as follows: 2NaCl +2H2O→2NaOH+H2↑+Cl2，2NaOH+Cl2→NaClO+NaCl+H2O；
6. In the case of the diaphragm-free electrolytic brine, the general equation of the solution is the sum of the two equations: NaCl + H2O+2F→NaClO+H2↑。
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be included within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A generator of multistage sodium hypochlorite, comprising an electrolytic tank (1) and a control tank (2), characterized in that:
a primary electrolytic tank (3), a secondary electrolytic tank (4), a heat exchanger (5), a tertiary electrolytic tank (6) and a pipeline system (7) are arranged in the electrolytic tank (1);
a primary exhaust pipe (31) is arranged on the primary electrolytic tank (3), a secondary exhaust pipe (41) is arranged on the secondary electrolytic tank (4), and a connecting pipe (8) is arranged between the primary exhaust pipe (31) and the secondary exhaust pipe (41) and between the primary electrolytic tank (3) and the secondary electrolytic tank (4);
the heat exchanger (5) comprises a shell and a tube bundle, wherein a shell-side fluid inlet (51), a shell-side fluid outlet (52), a tube-side fluid inlet (53) and a tube-side fluid outlet (54) are formed in the shell, the shell-side fluid inlet (51) and the shell-side fluid outlet (52) are communicated with the outside of the electrolytic tank (1), the tube-side fluid inlet (53) is communicated with the second-stage electrolytic tank (4), the tube-side fluid outlet (54) is communicated with the third-stage electrolytic tank (6), and a water outlet (9) communicated with the third-stage electrolytic tank (6) is formed in the top of the electrolytic tank (1);
the bottom of the electrolytic tank (1) is provided with an acid washing outlet (11), an acid washing inlet (12), a drain outlet (13), a soft water inlet (14), a brine inlet (15) and a cooling water inlet (16), and the pipeline system (7) comprises a plurality of pipelines connected with the acid washing outlet (11), the acid washing inlet (12), the drain outlet (13), the soft water inlet (14), the brine inlet (15) and the cooling water inlet (16);
the control box is characterized in that a control electric area (21) and a rectifier area (22) are arranged in the control box (2), a display screen (23) is arranged on the surface of the control box (2), a cable waterproof connector (24) is arranged at the bottom of the control box (2), and a power line is arranged on the cable waterproof connector (24).
2. The generator of claim 1, wherein said control box (2) is provided with heat dissipation holes (25).
3. The generator of claim 1, wherein the bottom of the electrolytic tank (1) and the bottom of the control tank (2) are provided with bases (17).
4. The generator of claim 1, wherein the top of the electrolytic tank (1) and the control tank (2) is provided with a plurality of rings (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234605.7U CN213977905U (en) | 2020-12-29 | 2020-12-29 | Multistage sodium hypochlorite generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234605.7U CN213977905U (en) | 2020-12-29 | 2020-12-29 | Multistage sodium hypochlorite generator |
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| Publication Number | Publication Date |
|---|---|
| CN213977905U true CN213977905U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023234605.7U Active CN213977905U (en) | 2020-12-29 | 2020-12-29 | Multistage sodium hypochlorite generator |
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|---|---|
| CN (1) | CN213977905U (en) |
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- 2020-12-29 CN CN202023234605.7U patent/CN213977905U/en active Active
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