CN212476449U - Integrated domestic sewage treatment equipment aiming at infiltration culture and industrial wastewater - Google Patents
Integrated domestic sewage treatment equipment aiming at infiltration culture and industrial wastewater Download PDFInfo
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- CN212476449U CN212476449U CN202020559326.9U CN202020559326U CN212476449U CN 212476449 U CN212476449 U CN 212476449U CN 202020559326 U CN202020559326 U CN 202020559326U CN 212476449 U CN212476449 U CN 212476449U
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Abstract
The utility model discloses an integration sewage treatment unit to infiltration breed and industrial waste water, it relates to the rural area and towns sewage treatment field, be provided with fixed steel sheet between auxiliary assembly room and the biochemical reactor, the top of auxiliary assembly room is provided with removable cover, the inside of auxiliary assembly room is provided with dephosphorization charge device, the air-blower, suction pump and cat ladder, the inside of biochemical reactor is provided with several baffles, and separate for reaction sedimentation tank, catalytic adsorption reaction tank, high-efficient biochemical reaction tank, membrane cisterna and sludge impoundment through several baffles. The device is divided into an upper part and a lower part by a fixed steel plate into an auxiliary device chamber and a biochemical reactor, in order to prevent rainwater on the ground from entering the device, one part of the upper auxiliary device chamber is arranged above the ground, and the other parts are all buried, so that the occupied area of a sewage plant is saved, and the problems that the temperature and the water temperature are low in winter in cold areas in the north, the activity of microorganisms is low, and the effluent cannot reach the standard are solved.
Description
The technical field is as follows:
the utility model relates to an integration sewage treatment unit to infiltration breed and industrial waste water belongs to villages and towns sewage treatment technical field.
Background art:
in the process of collecting sewage in villages and towns, after the domestic sewage is mixed with culture wastewater or a small amount of industrial wastewater, CODcr in the sewage is obviously increased; mixing a large amount of excrement discharged from live animals with a large amount of sewage from a livestock farm for cleaning a livestock house, so that the sewage contains a large amount of nutrients such as N, P; the biochemical property of the sewage is reduced by the infiltration of a small amount of industrial wastewater, so that the conventional domestic sewage treatment equipment can not meet the treatment requirement and discharge after reaching the standard.
The operation of the sewage treatment station in the traditional process has great dependence on the quality of sewage treatment professionals, and the operation effect of the sewage treatment station is usually determined by the professional literacy of the operators. At present, because of the restriction of the economic development problem of villages and towns, the technical personnel of villages and towns are less, and in the sewage treatment station of villages and towns, most field operation personnel are non-professional, only through simple training, cause the sewage treatment station management technical level low, the operation experience is serious not enough, the problem of appearing can not in time discover and solve the problem, cause the operation of sewage treatment station to break down easily, the problem is difficult to in time solve, the maintenance of sewage treatment station and working costs are high.
In addition, due to the restriction of the environment of the villages and towns, the operation and management of the sewage treatment stations in the villages and the towns are not perfect at present, and a large amount of unattended sewage treatment stations basically waste water, so that the sewage treatment stations do not exert the due social benefits.
The utility model has the following contents:
to the above problem, the to-be-solved technical problem of the utility model is to provide an integration treatment of domestic sewage equipment to infiltration breed and industrial waste water.
The utility model discloses an integrated domestic sewage treatment device aiming at infiltration cultivation and industrial wastewater, which comprises an auxiliary equipment room and a biochemical reactor, wherein a fixed steel plate is arranged between the auxiliary equipment room and the biochemical reactor, a movable cover plate is arranged at the top of the auxiliary equipment room, a dephosphorization dosing device, an air blower, a suction pump and a ladder stand are arranged inside the auxiliary equipment room, a plurality of clapboards are arranged inside the biochemical reactor, and the biochemical reactor is divided into a reaction sedimentation tank, a catalytic adsorption reaction tank, a high-efficiency biochemical reaction tank, a membrane tank and a sludge tank by the plurality of clapboards;
the novel iron-carbon micro-electrolysis colored glaze ball is placed in the catalytic adsorption reaction tank, a first stainless steel upper grid and a first stainless steel lower grid are respectively arranged above and below the novel iron-carbon micro-electrolysis colored glaze ball, the novel iron-carbon micro-electrolysis colored glaze ball is supported by the first stainless steel upper grid and suspended in the catalytic adsorption reaction tank, and the first stainless steel upper grid and the first stainless steel lower grid are fixedly connected with the side wall of the catalytic adsorption reaction tank;
the efficient biochemical reaction tank is internally filled with efficient immobilized biological carriers, a second stainless steel upper grid and a second stainless steel lower grid are respectively arranged above and below the efficient immobilized biological carriers, the efficient immobilized biological carriers are limited in the range between the second stainless steel upper grid and the second stainless steel lower grid and are suspended in the efficient biochemical reaction tank, and the second stainless steel upper grid and the second stainless steel lower grid are fixedly connected with the side wall of the efficient biochemical reaction tank;
the membrane tank in install MBR integration processing apparatus, MBR integration processing apparatus is connected with the suction pump, the suction pump is connected with outlet conduit, goes out water and passes through the suction pump suction, arranges to drainage pipe by outlet conduit, MBR integration processing apparatus constitute by membrane steelframe, pipe strap, MBR membrane, aeration pipe, water outlet flange, both ends are provided with the several pipe strap about the inboard of membrane steelframe, are provided with the MBR membrane between the pipe strap at upper and lower both ends, the inboard below of membrane steelframe is provided with the aeration pipe, the upper end of membrane steelframe is provided with water outlet flange.
Preferably, the phosphorus removal and medicine feeding device comprises a medicine feeding box, a stirring motor and a medicine feeding pump, and after the phosphorus removal medicine is configured according to a certain concentration, the medicine is fed into a water inlet pipe according to the total phosphorus content in the sewage.
Preferably, the blower is respectively connected with the catalytic adsorption reaction tank, the high-efficiency biochemical reaction tank and the membrane tank through aeration pipelines, valves are arranged on branch pipes of the aeration pipelines of the tanks to control aeration quantity of the aeration pipelines, oxygen required by metabolism of microorganisms is supplied to the catalytic adsorption reaction tank, the high-efficiency biochemical reaction tank and the membrane tank through the aeration pipelines, and the quantity of the supplied oxygen in each tank is controlled through the valves.
Preferably, the partition board is provided with a plurality of openings, and the positions of the openings are arranged according to the directions of water flows among the reaction sedimentation tank, the catalytic adsorption reaction tank, the high-efficiency biochemical reaction tank, the membrane tank and the sludge tank.
Preferably, the reaction sedimentation tank is internally provided with a sludge pump, the sludge pump is connected with the sludge tank through a sludge discharge pipe, the precipitated sludge is conveyed to the sludge tank through the sludge pump and the sludge discharge pipe, and the reaction sedimentation tank is internally connected with a water inlet pipe.
Preferably, the novel iron-carbon microelectrolysis colored glaze ball is internally provided with porous spherical filler which is prepared according to a certain proportion and sintered at a high temperature, the outside of the novel iron-carbon microelectrolysis colored glaze ball is wrapped by a reticular hollow sphere made of PE (polyethylene), the novel iron-carbon microelectrolysis colored glaze ball is in a fluidized state under the action of aeration airflow, the huge specific surface area of the porous spherical filler has very strong adsorption capacity, meanwhile, iron and carbon can form microelectrolysis reaction by utilizing the electrode potential difference of the iron and the carbon in waste water to generate hydroxyl free radicals with higher oxidability, and refractory organic matters can be oxidized and decomposed, so that the refractory organic matters can be removed, the huge specific surface area of the porous spherical filler can form an anaerobic/anoxic environment inside the filler, the decomposition of the refractory organic matters and the removal of ammonia nitrogen are facilitated, and the removal rate of organic matter.
Preferably, aerators are arranged below the catalytic adsorption reaction tank, the high-efficiency biochemical reaction tank, the membrane tank and the sludge tank.
The utility model has the advantages that:
1. the device is divided into an auxiliary device chamber and an upper part and a lower part of a biochemical reactor by a fixed steel plate, in order to prevent rainwater on the ground from entering the device, one part of the upper auxiliary device chamber is arranged above the ground, and the other parts are buried underground, so that the floor area of a sewage plant is saved, and the problems that the temperature and the water temperature are low in winter in cold regions in the north, the activity of microorganisms is low, and the effluent does not reach the standard are solved;
2. novel iron-carbon micro-electrolysis colored glaze balls and efficient immobilized biological carriers are filled in the catalytic adsorption reaction tank and the efficient biochemical reaction tank to form a two-stage anaerobic/aerobic environment, so that on one hand, organic matters which are difficult to degrade are decomposed, and the biodegradability of sewage is increased; secondly, the removal rate of the refractory organic matters in the sewage is improved due to the great increase of the microbial biomass; thirdly, the two reaction tanks have alternation of anaerobic and aerobic, and have local digestion/denitrification processes, so that the nitrogen removal effect is improved;
3. the MBR integrated treatment device is arranged in the membrane tank, organic matters in the sewage are further removed through the filtration of the MBR membrane, the sewage is ensured to be discharged after reaching the standard, microorganisms in the sewage are intercepted in a biochemical system due to the filtration of the membrane, the sludge age is infinitely prolonged, and the removal of nitrogen is facilitated;
4. the mobile phone wireless communication module is connected with the PLC program controller, the running data or state of the equipment is transmitted on a computer through a GPRS wireless communication network to carry out relevant configuration, the picture is published, remote monitoring is realized through a webpage form, a short message alarm function and a short message remote control function can also be realized, the equipment can be remotely controlled to start, stop, monitor data and the like, the remote communication module can support various PLCs and RTUs and is provided with IO points, simple vacant and data acquisition functions can be realized, unattended operation and automatic operation of the sewage treatment equipment are realized.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the MBR integrated treatment device in the present invention;
fig. 3 is a top view of the MBR integrated treatment device of the present invention.
1-an auxiliary equipment room; 11-a removable cover plate; 12-a phosphorus and medicine removing device; 13-a blower; 131-an aeration pipeline; 14-a suction pump; 15-climbing a ladder; 2-a biochemical reactor; 21-a separator; 22-a reaction sedimentation tank; 221-sludge pump; 222-a mud pipe; 223-a water inlet pipe; 23-a catalytic adsorption reaction tank; 231-novel iron-carbon microelectrolysis colored glaze spheres; 232-first stainless steel upper grid; 233-first stainless steel lower grid; 24-high-efficiency biochemical reaction tank; 241-immobilizing the biological carrier with high efficiency; 242-a second stainless steel upper grid; 243-second stainless steel lower grid; 25-a membrane pool; 251-MBR integrated processing unit; 2511-membrane steel frame; 2512-pipe strap; 2513-MBR membrane; 2514-an aerator pipe; 2515-water outlet flange; 252-an outlet conduit; 26-a sludge tank; 27-an aerator; and 3, fixing the steel plate.
The specific implementation mode is as follows:
as shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises an auxiliary equipment chamber 1 and a biochemical reactor 2, wherein a fixed steel plate 3 is arranged between the auxiliary equipment chamber 1 and the biochemical reactor 2, a movable cover plate 11 is arranged at the top of the auxiliary equipment chamber 1, a dephosphorization and dosing device 12, an air blower 13, a suction pump 14 and a ladder stand 15 are arranged in the auxiliary equipment chamber 1, a plurality of partition plates 21 are arranged in the biochemical reactor 2, and the biochemical reactor is divided into a reaction sedimentation tank 22, a catalytic adsorption reaction tank 23, a high-efficiency biochemical reaction tank 24, a membrane tank 25 and a sludge tank 26 by the plurality of partition plates 21;
the novel iron-carbon micro-electrolysis colored glaze ball 231 is placed in the catalytic adsorption reaction tank 23, a first stainless steel upper grid 232 and a first stainless steel lower grid 233 are respectively arranged above and below the novel iron-carbon micro-electrolysis colored glaze ball 231, the novel iron-carbon micro-electrolysis colored glaze ball 231 is supported and suspended in the catalytic adsorption reaction tank 23 through the first stainless steel upper grid 232, and the first stainless steel upper grid 232 and the first stainless steel lower grid 233 are fixedly connected with the side wall of the catalytic adsorption reaction tank 23;
the efficient biochemical reaction tank 24 is filled with efficient immobilized biological carriers 241, second stainless steel upper grids 242 and second stainless steel lower grids 243 are respectively arranged above and below the efficient immobilized biological carriers 241, the efficient immobilized biological carriers 241 are limited in the range between the second stainless steel upper grids 242 and the second stainless steel lower grids 243 and are suspended in the efficient biochemical reaction tank 24, and the second stainless steel upper grids 242 and the second stainless steel lower grids 243 are fixedly connected with the side wall of the efficient biochemical reaction tank 24;
the membrane tank 25 is internally provided with an MBR integrated treatment device 251, the MBR integrated treatment device 251 is connected with a suction pump 14, the suction pump 14 is connected with a water outlet pipeline 252, outlet water is sucked by the suction pump 14 and is discharged to a water outlet pipeline 252, the MBR integrated treatment device 251 is composed of a membrane steel frame 2511, pipe clamps 2512, an MBR membrane 2513, an aeration pipe 2514 and a water outlet flange 2515, the upper end and the lower end of the inner side of the membrane steel frame 2511 are provided with a plurality of pipe clamps 2512, an MBR membrane 2513 is arranged between the pipe clamps 2512 at the upper end and the lower end, the aeration pipe 2514 is arranged below the inner side of the membrane steel frame 2511, and the water outlet flange 2515 is arranged at the upper end of the membrane.
The phosphorus removal and medicine feeding device 12 comprises a medicine feeding box, a stirring motor and a medicine feeding pump, and after the phosphorus removal medicine is prepared according to a certain concentration, the medicine is fed into the water inlet pipe 223 according to the total phosphorus content in the sewage; the blower 13 is respectively connected with the catalytic adsorption reaction tank 23, the high-efficiency biochemical reaction tank 24 and the membrane tank 25 through an aeration pipeline 131, valves are arranged on branch pipes of the aeration pipeline 131 of each tank to control the aeration quantity of the aeration pipeline, oxygen required by metabolism of microorganisms is supplied to the catalytic adsorption reaction tank 23, the high-efficiency biochemical reaction tank 24 and the membrane tank 25 through the aeration pipeline 131, and the oxygen supply quantity in each tank is controlled through the valves; the partition plate 21 is provided with a plurality of openings, and the positions of the openings are arranged according to the direction of water flow among the reaction sedimentation tank 22, the catalytic adsorption reaction tank 23, the high-efficiency biochemical reaction tank 24, the membrane tank 25 and the sludge tank 26; a sludge pump 221 is arranged in the reaction sedimentation tank 22, the sludge pump 221 is connected with the sludge tank 26 through a sludge discharge pipe 222, the precipitated sludge is conveyed to the sludge tank 26 through the sludge pump 221 and the sludge discharge pipe 222, and a water inlet pipe 223 is connected in the reaction sedimentation tank 22; the novel iron-carbon micro-electrolysis colored glaze ball 231 is internally provided with porous spherical filler which is prepared according to a certain proportion and sintered at high temperature, the outside of the novel iron-carbon micro-electrolysis colored glaze ball 231 is wrapped by a reticular hollow sphere made of PE material, the novel iron-carbon micro-electrolysis colored glaze ball 231 is in a fluidized state under the action of aeration airflow, the huge specific surface area of the porous spherical filler has very strong adsorption capacity, meanwhile, iron and carbon can form micro-electrolysis reaction by utilizing the electrode potential difference of the iron and the carbon in wastewater, hydroxyl free radicals with higher oxidability are generated, and organic matters difficult to degrade can be oxidized and decomposed, so that the organic matters difficult to degrade can be removed, the huge specific surface area of the porous spherical filler can form an anaerobic/anoxic environment in the filler, the decomposition of the organic matters difficult to degrade and the removal of ammonia nitrogen are facilitated, and; aerators 27 are arranged below the catalytic adsorption reaction tank 23, the high-efficiency biochemical reaction tank 24, the membrane tank 25 and the sludge tank 26.
The working principle of the specific embodiment is as follows: after the equipment foundation is poured and maintained as required, the integrated equipment is integrally hoisted onto the equipment foundation, domestic sewage enters a water inlet pipe 223 of the integrated equipment, a phosphorus removal and drug adding device 12 adds a drug into sewage in a channel through the water inlet pipe 223, the sewage and the drug are subjected to flocculation reaction to form flocculent precipitates, the flocculent precipitates are precipitated in a reaction sedimentation tank 22, the sewage treatment effect is improved, a sludge pump 221 and a sludge discharge pipe 222 arranged in the reaction sedimentation tank 22 periodically send the precipitated sludge to a sludge tank 26, supernatant in the reaction sedimentation tank 22 automatically flows into a catalytic adsorption reaction tank 23, organic matters in the sewage, particularly refractory organic matters are decomposed or degraded under the adsorption and catalytic reaction effects of novel iron-carbon micro-electrolysis colored glaze balls 231 filled in the catalytic adsorption reaction tank 23, and the removal rate of the refractory organic matters is greatly increased; the effluent of the catalytic adsorption reaction tank 23 flows into the high-efficiency biochemical reaction tank 24 from the bottom of the tank, the high-efficiency biochemical reaction tank 24 is a two-stage reaction tank, the sewage firstly enters the first-stage high-efficiency biochemical reaction tank 24 from the bottom of the tank and then flows into the second-stage high-efficiency biochemical reaction tank 24 from the upper part of the tank, and under the action of the high-efficiency immobilized bio-carrier 241, organic matters and other pollutants are further degraded, so that the pollutants in the sewage are more effectively removed; sewage flows into the membrane tank 25 from the bottom of the secondary efficient biochemical reaction tank 24 by utilizing the elevation difference, under the suction action of the suction pump 14, the sewage and impurities in the water flow through the MBR integrated treatment device 251, the surfaces of the membranes of the magazines are retained in the membrane tank, the sewage passes through the surfaces of the membranes and is filtered by the membranes, the impurities in the water are reduced and removed, and then the sewage is discharged out of the integrated equipment through the water outlet pipeline 252 of the suction pump 14.
In the specific embodiment, the fixed steel plate is adopted to divide the equipment into an auxiliary equipment chamber and an upper part and a lower part of the biochemical reactor, in order to prevent rainwater on the ground from entering the equipment, one part of the upper auxiliary equipment chamber is arranged above the ground, and the other parts are buried underground, so that the floor area of a sewage plant is saved, and the problems that the microbial activity is low and the effluent does not reach the standard due to low temperature and water temperature in winter in cold regions in the north are solved; novel iron-carbon micro-electrolysis colored glaze balls and efficient immobilized biological carriers are filled in the catalytic adsorption reaction tank and the efficient biochemical reaction tank to form a two-stage anaerobic/aerobic environment, so that on one hand, organic matters which are difficult to degrade are decomposed, and the biodegradability of sewage is increased; secondly, the removal rate of the refractory organic matters in the sewage is improved due to the great increase of the microbial biomass; thirdly, the two reaction tanks have alternation of anaerobic and aerobic, and have local digestion/denitrification processes, so that the nitrogen removal effect is improved; the MBR integrated treatment device is arranged in the membrane tank, organic matters in the sewage are further removed through the filtration of the MBR membrane, the sewage is ensured to be discharged after reaching the standard, microorganisms in the sewage are intercepted in a biochemical system due to the filtration of the membrane, the sludge age is infinitely prolonged, and the removal of nitrogen is facilitated; the mobile phone wireless communication module is connected with the PLC program controller, the running data or state of the equipment is transmitted on a computer through a GPRS wireless communication network to carry out relevant configuration, the picture is published, remote monitoring is realized through a webpage form, a short message alarm function and a short message remote control function can also be realized, the equipment can be remotely controlled to start, stop, monitor data and the like, the remote communication module can support various PLCs and RTUs and is provided with IO points, simple vacant and data acquisition functions can be realized, unattended operation and automatic operation of the sewage treatment equipment are realized.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an integration domestic sewage treatment device to infiltration breed and industrial waste water which characterized in that: the device comprises an auxiliary equipment chamber (1) and a biochemical reactor (2), wherein a fixed steel plate (3) is arranged between the auxiliary equipment chamber (1) and the biochemical reactor (2), a movable cover plate (11) is arranged at the top of the auxiliary equipment chamber (1), a dephosphorization dosing device (12), an air blower (13), a suction pump (14) and a ladder stand (15) are arranged inside the auxiliary equipment chamber (1), a plurality of partition plates (21) are arranged inside the biochemical reactor (2), and the biochemical reactor is divided into a reaction sedimentation tank (22), a catalytic adsorption reaction tank (23), a high-efficiency biochemical reaction tank (24), a membrane tank (25) and a sludge tank (26) through the plurality of partition plates (21);
the novel iron-carbon micro-electrolysis colored glaze ball (231) is placed in the catalytic adsorption reaction tank (23), a first stainless steel upper grid (232) and a first stainless steel lower grid (233) are respectively arranged above and below the novel iron-carbon micro-electrolysis colored glaze ball (231), the novel iron-carbon micro-electrolysis colored glaze ball (231) is supported and suspended in the catalytic adsorption reaction tank (23) through the first stainless steel upper grid (232), and the first stainless steel upper grid (232) and the first stainless steel lower grid (233) are fixedly connected with the side wall of the catalytic adsorption reaction tank (23);
the efficient biochemical reaction tank (24) is filled with efficient immobilized biological carriers (241), second stainless steel upper grids (242) and second stainless steel lower grids (243) are respectively arranged above and below the efficient immobilized biological carriers (241), the efficient immobilized biological carriers (241) are limited in the range between the second stainless steel upper grids (242) and the second stainless steel lower grids (243) and are suspended in the efficient biochemical reaction tank (24), and the second stainless steel upper grids (242) and the second stainless steel lower grids (243) are fixedly connected with the side wall of the efficient biochemical reaction tank (24);
the membrane tank (25) is internally provided with an MBR integrated treatment device (251), the MBR integrated treatment device (251) is connected with a suction pump (14), the suction pump (14) is connected with a water outlet pipeline (252), the MBR integrated treatment device (251) consists of a membrane steel frame (2511), pipe clamps (2512), an MBR membrane (2513), an aeration pipe (2514) and a water outlet flange (2515), the upper end and the lower end of the inner side of the membrane steel frame (2511) are provided with a plurality of pipe clamps (2512), the MBR membrane (2513) is arranged between the pipe clamps (2512) at the upper end and the lower end, the aeration pipe (2514) is arranged below the inner side of the membrane steel frame (2511), and the water outlet flange (2515) is arranged at the upper end of the membrane steel frame (2511).
2. The integrated domestic sewage treatment plant for infiltration of aquaculture and industrial wastewater according to claim 1, characterized in that: the air blower (13) is respectively connected with the catalytic adsorption reaction tank (23), the high-efficiency biochemical reaction tank (24) and the membrane tank (25) through aeration pipelines (131), and valves are arranged on branch pipes of the aeration pipelines (131) of all the tanks.
3. The integrated domestic sewage treatment plant for infiltration of aquaculture and industrial wastewater according to claim 1, characterized in that: the clapboard (21) is provided with a plurality of openings.
4. The integrated domestic sewage treatment plant for infiltration of aquaculture and industrial wastewater according to claim 1, characterized in that: the reaction sedimentation tank (22) in be provided with sludge pump (221), sludge pump (221) are connected with sludge impoundment (26) through mud pipe (222), sediment mud passes through sludge pump (221) and mud pipe (222) and sends sludge impoundment (26) to, reaction sedimentation tank (22) in-connection has inlet tube (223).
5. The integrated domestic sewage treatment plant for infiltration of aquaculture and industrial wastewater according to claim 1, characterized in that: aerators (27) are arranged below the catalytic adsorption reaction tank (23), the high-efficiency biochemical reaction tank (24), the membrane tank (25) and the sludge tank (26).
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| CN202020559326.9U CN212476449U (en) | 2020-04-15 | 2020-04-15 | Integrated domestic sewage treatment equipment aiming at infiltration culture and industrial wastewater |
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| CN202020559326.9U CN212476449U (en) | 2020-04-15 | 2020-04-15 | Integrated domestic sewage treatment equipment aiming at infiltration culture and industrial wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666586A (en) * | 2021-09-09 | 2021-11-19 | 海南天鸿市政设计股份有限公司 | Integrated electro-catalysis sewage treatment device |
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2020
- 2020-04-15 CN CN202020559326.9U patent/CN212476449U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666586A (en) * | 2021-09-09 | 2021-11-19 | 海南天鸿市政设计股份有限公司 | Integrated electro-catalysis sewage treatment device |
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