CN219279689U - Reclaimed water treatment system - Google Patents

Abstract

The application relates to a regeneration reuse water treatment system, and relates to the technical field of water treatment. The device comprises a raw water tank, a water storage tank, a clean water tank, a impurity removing device for removing impurities in drinking water, a pharmaceutical device for manufacturing sodium hypochlorite medicaments, and a collecting device for collecting hydrogen generated by the pharmaceutical device, wherein the raw water tank, the water storage tank, the impurity removing device and the clean water tank are sequentially communicated; the reservoir and the clean water tank are respectively communicated with the pharmaceutical device, and the collecting device is communicated with the pharmaceutical device. The method has the effect of preventing potential safety hazards caused by hydrogen.

Description

Reclaimed water treatment system

Technical Field

The application relates to the technical field of water treatment, in particular to a regeneration reuse water treatment system.

Background

The water treatment refers to physical and chemical measures adopted for enabling the water quality to reach a certain use standard, and the sewage of municipal sewage plants in China is subjected to advanced treatment at present and is used for industrial production, farm irrigation, municipal greening, living miscellaneous use, recharging underground and supplementing surface water sources and the like so as to solve the problem of water resource shortage.

The patent document with application number 202222794269.4 discloses a drinking water treatment system, which comprises a raw water tank, a water storage tank, a clean water tank, a impurity removing device for removing impurities in drinking water and a pharmaceutical device for manufacturing sodium hypochlorite medicaments, wherein the raw water tank, the water storage tank and the clean water tank are sequentially communicated; the pharmacy device is communicated with the clean water tank; the impurity removing device is arranged between the reservoir and the clean water tank; the pharmacy device comprises a box body, a water inlet pipe for allowing saline water to flow into the box body, a water pump for driving the saline water to flow into the water inlet pipe, a water outlet pipe for allowing sodium hypochlorite medicament to flow out of the box body, and an electrolysis assembly for electrolyzing the saline water; the water inlet pipe is arranged on the side wall of the box body, the water pump and the electrolysis assembly are arranged inside the box body, and the water inlet pipe, the water pump, the electrolysis assembly, the water outlet pipe and the clean water tank are sequentially communicated; the electrolysis assembly comprises an electrolysis box, an electrode and a direct current power supply connected with the electrode; the water pump, the electrolytic tank and the water outlet pipe are sequentially communicated, the electrode is arranged at the top end of the electrolytic tank, and the direct current power supply is arranged at the top wall of the electrolytic tank; the side wall of the electrolytic tank is provided with an exhaust pipe for exhausting gas.

Aiming at the related technology, when sodium hypochlorite medicament is prepared by electrolyzing saline solution, hydrogen is generated at the electrode, and is discharged out of the electrolytic tank through the exhaust pipe, and the hydrogen is easy to burn in the air, so that the hydrogen is directly discharged to the external environment, and potential safety hazards exist.

Disclosure of Invention

In order to prevent potential safety hazards caused by hydrogen, the application provides a recycling water treatment system.

The application provides a regeneration reuse water treatment system adopts following technical scheme:

the system comprises a raw water tank, a water reservoir, a clean water tank, a impurity removing device for removing impurities in drinking water, a pharmaceutical device for manufacturing sodium hypochlorite medicaments, and a collecting device for collecting hydrogen generated by the pharmaceutical device, wherein the raw water tank, the water reservoir, the impurity removing device and the clean water tank are sequentially communicated;

the reservoir and the clean water tank are respectively communicated with the pharmaceutical device, and the collecting device is communicated with the pharmaceutical device.

By adopting the technical scheme, when sewage flows into the reservoir through the raw water tank, the pharmaceutical device is started to prepare sodium hypochlorite medicament, the sodium hypochlorite medicament is introduced into the reservoir to primarily disinfect the sewage, the disinfected sewage is subjected to impurity removal through the impurity removal device, impurities, smell and color in the sewage are removed, and then the sewage flows into the clean water tank, the sodium hypochlorite medicament prepared by the pharmaceutical device is introduced into the clean water tank to secondarily disinfect the sewage, so that the sewage in the clean water tank is purified into recycled water, the recycled water is convenient to provide for municipal greening or industrial water, and the waste of water resources is reduced; when the pharmaceutical device prepares the sodium hypochlorite medicament, the pharmaceutical device recovers the hydrogen generated by the electrolysis of the saline solution by the collecting device, so that potential safety hazards caused by the discharge of the hydrogen to the external environment are prevented, and the safety of the regenerated reuse water treatment system is improved; by sterilizing the sewage twice, the water quality of the regenerated reuse water is improved, and the purification effect of the regenerated reuse water treatment system is improved.

Optionally, the collecting device comprises an alkali liquor tank, a compressor and a hydrogen storage tank;

an air inlet pipe and an air outlet pipe are fixedly connected on the alkali liquor box, one end of the air inlet pipe, which is far away from the alkali liquor box, is connected with the pharmacy device, one end of the air inlet pipe, which extends into the alkali liquor box, is positioned below the liquid level of the alkali liquor, the utility model discloses a hydrogen storage tank, including alkali lye case, the outlet duct, the alkali lye case is kept away from one end with the compressor inlet end is connected, the compressor end of giving vent to anger is connected with the collecting pipe, the collecting pipe is kept away from compressor one end with hydrogen storage tank threaded connection.

Through adopting above-mentioned technical scheme, after pharmacy device produced hydrogen, hydrogen and little part chlorine flow into the lye case through the intake pipe, because intake pipe one end stretches into lye in the lye case below the lye liquid level, mixed chlorine in the hydrogen reacts with lye and produces hypochlorite, hydrogen flows into the outlet duct after passing through lye drying, flow into the compressor through the outlet duct and compress, the hydrogen after the compression flows into the hydrogen storage jar through the collecting pipe and stores, be convenient for realize the recycle of hydrogen, little part chlorine and lye production hypochlorite of mixing in hydrogen simultaneously, can be used as the disinfectant disinfect sewage, changing waste into valuables, reduce the cost and increase efficiency.

Optionally, a first valve is disposed on the air inlet pipe.

Through adopting above-mentioned technical scheme, the first valve of design, the opening and close of the control intake pipe inner chamber of being convenient for.

Optionally, a liquid inlet pipe is arranged on the alkali liquor tank, and a second valve is arranged on the liquid inlet pipe.

By adopting the technical scheme, the designed liquid inlet pipe is convenient for adding alkali liquor into the alkali liquor box; the second valve is designed to be convenient for prevent that hydrogen from discharging to the external world through the feed liquor pipe.

Optionally, a liquid discharge pipe is arranged on the alkali liquor tank, and a third valve is arranged on the liquid discharge pipe.

By adopting the technical scheme, the liquid discharge pipe is designed, so that the produced hypochlorite can be conveniently discharged out of the alkali liquor tank; and the designed third valve is convenient for controlling the opening and closing of the inner cavity of the liquid discharge pipe.

Optionally, the pharmaceutical device comprises a box body, a water pump, an electrolytic box for preparing sodium hypochlorite medicament and a medicine storage box for storing sodium hypochlorite solvent;

the water pump, the electrolytic tank and the medicine storage tank are arranged in the tank body, the water pump, the electrolytic tank and the medicine storage tank are sequentially communicated, and one end, far away from the alkali liquor tank, of the air inlet pipe is connected with the electrolytic tank.

Through adopting above-mentioned technical scheme, the pharmacy device of design carries the saline solution to the electrolysis through the water pump and carries out the electrolysis and prepare sodium hypochlorite medicament in the electrolysis case, and the sodium hypochlorite medicament of preparation flows into in the medicine storage case, then flows into in cistern and the clean water basin and disinfects sewage, is convenient for the preparation of sodium hypochlorite medicament.

Optionally, a water inlet pipe for inflow of saline solution is arranged on the water pump, and a filter is arranged on the water inlet pipe.

Through adopting above-mentioned technical scheme, inlet tube and the filter of design filter the saline water of inlet tube through the filter, prevented that impurity in the saline water from influencing the preparation of sodium hypochlorite medicament.

Optionally, the number of the filters is two, and the water inlet pipe comprises a first water inlet section, a second water inlet section and two middle sections;

the first water inlet section is respectively communicated with the two middle sections, the second water inlet section is connected with the water pump, one middle section is connected with one filter, and the two middle sections are respectively provided with a fourth valve.

Through adopting above-mentioned technical scheme, during normal operation of pharmaceutical device, open one of them fourth valve, close another fourth valve, when need wash the section of thick bamboo of one of them filter, close the fourth valve on the filter place interlude that needs abluent, open another fourth valve, guaranteed the normal supply of salt solution when being convenient for wash the section of thick bamboo of filter, need not the staff and close pharmaceutical device to regeneration reuse water's treatment effeciency has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the designed regeneration reuse water treatment system, the sodium hypochlorite medicament prepared by the pharmaceutical device is introduced into the reservoir and the clean water tank to disinfect sewage for two times, so that the sewage in the clean water tank is purified into regeneration reuse water, the regeneration reuse water is convenient to provide for municipal greening or industrial water, and the waste of water resources is reduced;

2. when the sodium hypochlorite medicament is prepared by the pharmaceutical device, hydrogen generated by electrolysis of saline solution is recovered by the collecting device, so that potential safety hazards caused by discharge of the hydrogen to the external environment are prevented, and the safety of the regenerated reuse water treatment system is improved;

3. according to the designed recycling water treatment system, hypochlorite is generated by reacting chlorine mixed in hydrogen with alkali liquor, the hydrogen enters an air outlet pipe after being dried by the alkali liquor, the hydrogen flows into a compressor for compression through the air outlet pipe, the compressed hydrogen flows into a hydrogen storage tank for storage through a collecting pipe, recycling of the hydrogen is facilitated, safety of the recycling water treatment system is improved, meanwhile, a small amount of the chlorine mixed in the hydrogen and the alkali liquor generate hypochlorite which can be used as a disinfectant for disinfecting sewage, waste is changed into valuable, cost is reduced, and efficiency is improved;

4. according to the designed regeneration reuse water treatment system, when the filter cartridge of one filter is required to be cleaned, the fourth valve on the middle section of the filter which is required to be cleaned is closed, the other fourth valve is opened, the filter cartridge of the filter is convenient to clean, normal supply of saline water is guaranteed, a worker is not required to close a pharmaceutical device, and therefore the treatment efficiency of regeneration reuse water is improved.

Drawings

FIG. 1 is a schematic illustration of a system for treating recycled water in accordance with an embodiment of the present application;

fig. 2 is a schematic structural view of a pharmaceutical device and a collecting device according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a regeneration reuse water treatment system according to an embodiment of the present application;

fig. 4 is an enlarged view of a portion a in fig. 3.

Reference numerals: 1. a raw water pool; 2. a reservoir; 3. a clean water tank; 4. a impurity removing device; 41. a flocculation tank; 42. a filtering tank; 43. an activated carbon adsorption tank; 5. a pharmaceutical device; 51. a case; 52. a water pump; 53. an electrolytic tank; 54. a medicine storage box; 55. a water inlet pipe; 551. a first water inlet section; 552. a second water inlet section; 553. an intermediate section; 554. a fourth valve; 56. a medicine outlet pipe; 57. a filter; 6. a collecting device; 61. an alkali liquor tank; 611. a liquid inlet pipe; 612. a second valve; 613. a liquid discharge pipe; 614. a third valve; 62. a compressor; 63. a hydrogen storage tank; 64. an air inlet pipe; 65. an air outlet pipe; 66. a first valve; 67. and (5) collecting pipes.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a regeneration reuse water treatment system.

Referring to fig. 1, a recycling water treatment system comprises a raw water tank 1, a water reservoir 2, a clean water tank 3, a impurity removing device 4 for removing impurities in drinking water, a pharmaceutical device 5 for manufacturing sodium hypochlorite medicaments and a collecting device 6 for collecting hydrogen generated by the pharmaceutical device 5, wherein the raw water tank 1, the water reservoir 2, the impurity removing device 4 and the clean water tank 3 are sequentially communicated through pipelines, the water reservoir 2 and the clean water tank 3 are respectively communicated with the pharmaceutical device 5 through pipelines, and the collecting device 6 is communicated with the pharmaceutical device 5.

When sewage flows into the reservoir 2 through the raw water pond 1, the pharmaceutical device 5 is started to prepare sodium hypochlorite medicament, the sodium hypochlorite medicament is introduced into the reservoir 2 to primarily disinfect the sewage, the disinfected sewage is subjected to impurity removal through the impurity removal device 4, impurities, smell and color in the sewage are removed, and then the sewage flows into the clean water pond 3, the sodium hypochlorite medicament prepared by the pharmaceutical device 5 is introduced into the clean water pond 3 to secondarily disinfect the sewage, so that the sewage in the clean water pond 3 is purified into recycled water, and the recycled water is convenient to provide for municipal greening or industrial water.

Referring to fig. 1, the impurity removing device 4 in this embodiment includes a flocculation tank 41, a filter tank 42 and an activated carbon adsorption tank 43, and the water reservoir 2, the flocculation tank 41, the filter tank 42, the activated carbon adsorption tank 43 and the clean water tank 3 are sequentially communicated through pipelines, and the number of the flocculation tanks 41 in this application can be two, so that secondary flocculation can be performed on sewage, and impurity removal can be performed on sewage.

Referring to fig. 2 and 3, the pharmaceutical device 5 includes a tank body 51, a water pump 52, an electrolytic tank 53 for preparing sodium hypochlorite medicament and a medicine storage tank 54 for storing sodium hypochlorite solvent, the water pump 52, the electrolytic tank 53 and the medicine storage tank 54 are arranged in the tank body 51, the water pump 52, the electrolytic tank 53 and the medicine storage tank 54 are sequentially communicated through pipelines, the water pump 52 and the medicine storage tank 54 are positioned below the electrolytic tank 53, the water pump 52 and the medicine storage tank 54 are separated by a partition plate, a water inlet pipe 55 for inflow of saline solution is connected to the flange on the water pump 52, the water inlet pipe 55 extends out of the side wall of the tank body 51, a medicine outlet pipe 56 for discharging sodium hypochlorite medicament is welded on the side wall of the medicine storage tank 54, and the medicine outlet pipe 56 extends out of the side wall of the tank body 51; in order to facilitate the filtration of impurities in the saline solution, in this embodiment, the water inlet pipe 55 is connected with a filter 57 through a flange, and the filter 57 is located right under the water pump 52.

Referring to fig. 3 and 4, the water inlet pipe 55 includes a first water inlet segment 551, a second water inlet segment 552 and two intermediate segments 553, the first water inlet segment 551 is respectively communicated with the two intermediate segments 553 through a three-way joint, the second water inlet segment 552 is respectively communicated with the two intermediate segments 553 through a three-way joint, the two intermediate segments 553 are symmetrically arranged with respect to the first water inlet segment 551, one end of the second water inlet segment 552, which is far away from the intermediate segments 553, is connected with the water pump 52 through a flange, the number of the filters 57 is two, one intermediate segment 553 is connected with one filter 57 through a flange, and in order to control the opening and closing of the inner cavity of the intermediate segment 553, in this embodiment, a fourth valve 554 is connected on the two intermediate segments 553 through flanges.

Referring to fig. 3, the collecting device 6 includes an alkali liquor tank 61, a compressor 62 and a hydrogen storage tank 63, in this embodiment, the alkali liquor is sodium hydroxide solution, in this embodiment, the alkali liquor may also be sodium carbonate solution, which is required for absorbing chlorine, an air inlet pipe 64 and an air outlet pipe 65 are welded on the top wall of the alkali liquor tank 61, one end of the air inlet pipe 64 far away from the alkali liquor tank 61 is in threaded connection with the side wall of the electrolytic tank 53, one end of the air inlet pipe 64 extending into the alkali liquor tank 61 is located below the alkali liquor level, one end of the air outlet pipe 65 far away from the alkali liquor tank 61 is in flanged connection with the air inlet end of the compressor 62, the air outlet end of the compressor 62 is in flanged connection with a collecting pipe 67, one end of the collecting pipe 67 far away from the compressor 62 is in threaded connection with the hydrogen storage tank 63, and the air inlet pipe 64, the air outlet pipe 65, the alkali liquor tank 61 and the collecting pipe 67 are light shielding materials; in order to control the opening and closing of the inner cavity of the air inlet pipe 64, the air inlet pipe 64 is connected with a first valve 66 through a flange in the embodiment; in order to facilitate the addition of the alkaline solution into the alkaline solution tank 61, in this embodiment, the top wall of the alkaline solution tank 61 is welded with a liquid inlet pipe 611, and the liquid inlet pipe 611 is connected with a second valve 612 through a flange; in order to facilitate the discharge of sodium hypochlorite from the lye tank 61, in this embodiment, a drain tube 613 is welded to the side wall of the lye tank 61 near the bottom end, and a third valve 614 is connected to the drain tube 613 via a flange.

The implementation principle of the regeneration reuse water treatment system in the embodiment of the application is as follows: when sewage flows into the reservoir 2 through the raw water tank 1, the pharmaceutical device 5 is started to prepare sodium hypochlorite medicament, the sodium hypochlorite medicament is introduced into the reservoir 2 to primarily disinfect the sewage, the disinfected sewage sequentially passes through the flocculation tank 41, the filtration tank 42 and the activated carbon adsorption tank 43 to remove impurities, smell and color in the sewage, and then flows into the clean water tank 3, the sodium hypochlorite medicament prepared by the pharmaceutical device 5 is introduced into the clean water tank 3 to secondarily disinfect the sewage, so that the sewage in the clean water tank 3 is purified into recycled water, and the recycled water is convenient to provide for municipal greening or industrial water.

In the process of preparing sodium hypochlorite medicament by the medicament preparation device 5, the water pump 52 drives saturated saline solution to flow into the water inlet pipe 55, impurities in the saline solution are filtered through the filter 57, the filtered saline solution flows into the electrolytic tank 53 for electrolysis, sodium hypochlorite medicament generated by electrolysis flows into the medicament storage tank 54, and then the sodium hypochlorite medicament is introduced into the reservoir 2 and the clean water tank 3 for disinfection of sewage; the generated hydrogen and a small part of chlorine flow into the alkali liquor box 61 through the air inlet pipe 64, the chlorine reacts with the alkali liquor to generate sodium hypochlorite, the hydrogen enters the air outlet pipe 65 after being dried through the alkali liquor, the compressed hydrogen flows into the compressor 62 through the air outlet pipe 65 to be compressed, the compressed hydrogen flows into the hydrogen storage tank 63 through the collecting pipe 67 to be stored, the recycling of the hydrogen is facilitated, the safety of the regenerated reuse water treatment system is improved, and meanwhile, the small part of the chlorine mixed in the hydrogen and the alkali liquor generate sodium hypochlorite and can be used as a disinfectant to disinfect sewage, so that waste is changed into valuable, cost is reduced and efficiency is improved.

When the pharmaceutical device 5 works normally, one of the fourth valves 554 is opened, the other fourth valve 554 is closed, when the filter cartridge of one of the filters 57 needs to be cleaned, the fourth valve 554 on the middle section 553 where the filter 57 needs to be cleaned is closed, the other fourth valve 554 is opened, the filter cartridge of the filter 57 is conveniently cleaned, normal supply of saline water is ensured, the pharmaceutical device 5 is not required to be closed by a worker to stop sewage treatment, and the treatment efficiency of the regenerated reuse water is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a regeneration reuse water treatment system, includes raw water pond (1), cistern (2), clean water basin (3), is arranged in getting rid of impurity in the drinking water edulcoration device (4) and is used for making pharmacy device (5) of sodium hypochlorite medicament, raw water pond (1), cistern (2), edulcoration device (4) and clean water basin (3) communicate, its characterized in that in proper order: also comprises a collecting device (6) for collecting the hydrogen generated by the pharmaceutical device (5);

the reservoir (2) and the clean water tank (3) are respectively communicated with the pharmaceutical device (5), and the collecting device (6) is communicated with the pharmaceutical device (5).

2. A system for treating recycled water according to claim 1, wherein: the collecting device (6) comprises an alkali liquor tank (61), a compressor (62) and a hydrogen storage tank (63);

the utility model discloses a hydrogen storage tank, including alkali lye case (61), alkali lye case (61) is gone up the rigid coupling has intake pipe (64) and outlet duct (65), intake pipe (64) keep away from alkali lye case (61) one end with pharmacy device (5) are connected, intake pipe (64) stretch into one end in alkali lye case (61) is located alkali lye liquid level below, outlet duct (65) keep away from alkali lye case (61) one end with compressor (62) inlet end is connected, compressor (62) end of giving vent to anger is connected with collecting pipe (67), collecting pipe (67) are kept away from compressor (62) one end with hydrogen storage tank (63) threaded connection.

3. A system for treating recycled water according to claim 2, wherein: a first valve (66) is arranged on the air inlet pipe (64).

4. A system for treating recycled water according to claim 2, wherein: the alkali liquor box (61) is provided with a liquid inlet pipe (611), and the liquid inlet pipe (611) is provided with a second valve (612).

5. A system for treating recycled water according to claim 2, wherein: a liquid discharge pipe (613) is arranged on the alkali liquor tank (61), and a third valve (614) is arranged on the liquid discharge pipe (613).

6. A system for treating recycled water according to claim 2, wherein: the pharmaceutical device (5) comprises a box body (51), a water pump (52), an electrolytic box (53) for preparing sodium hypochlorite medicament and a medicine storage box (54) for storing sodium hypochlorite solvent;

the water pump (52), the electrolysis box (53) and the medicine storage box (54) are arranged in the box body (51), the water pump (52), the electrolysis box (53) and the medicine storage box (54) are sequentially communicated, and one end, far away from the alkali liquor box (61), of the air inlet pipe (64) is connected with the electrolysis box (53).

7. A system for treating recycled water according to claim 6, wherein: the water pump (52) is provided with a water inlet pipe (55) for inflow of saline water, and the water inlet pipe (55) is provided with a filter (57).

8. A system for treating recycled water according to claim 7, wherein: the number of the filters (57) is two, and the water inlet pipe (55) comprises a first water inlet section (551), a second water inlet section (552) and two middle sections (553);

the first water inlet section (551) is respectively communicated with two middle sections (553), the second water inlet section (552) is connected with the water pump (52), one middle section (553) is connected with one filter (57), and the two middle sections (553) are respectively provided with a fourth valve (554).

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