CN210559665U - Rural domestic sewage treatment facility goes out water normal position recycling system - Google Patents
Rural domestic sewage treatment facility goes out water normal position recycling system Download PDFInfo
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- CN210559665U CN210559665U CN201921539401.9U CN201921539401U CN210559665U CN 210559665 U CN210559665 U CN 210559665U CN 201921539401 U CN201921539401 U CN 201921539401U CN 210559665 U CN210559665 U CN 210559665U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
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- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The utility model discloses a rural domestic sewage treatment facility goes out water normal position resourceization recycling system belongs to environmental engineering technical field. An effluent in-situ recycling system of rural domestic sewage treatment facilities, which is characterized in that eutrophic water in a fish pond is conveyed to a first planting bed, bacteria decompose ammonia nitrogen in the water into nitrite in the first planting bed, then the nitrate is decomposed into nitrate by nitrifying bacteria, the nitrate is absorbed by the plants of the water culture planting tubes as nutrient substances, meanwhile, the plants purify the water, the water treated in the first planting bed is conveyed to the second planting bed through the overflow weir, the water in the first planting bed is conveyed to the second planting bed, the bacteria can decompose the ammonia nitrogen in the water into nitrite in the second planting bed, then the nitrate is decomposed into nitrate by nitrifying bacteria, the nitrate is absorbed by the plants of the water culture planting tubes as nutrient substances, meanwhile, the plants purify the water further, and the water discharged from the overflow weir of the second planting bed returns to the fish pond again.
Description
Technical Field
The utility model relates to the technical field of environmental engineering, in particular to an effluent in-situ recycling system of a rural domestic sewage treatment facility.
Background
The quality of the reclaimed water is between that of sewage and tap water, the sewage and the wastewater reach the national standard after purification treatment, and the reclaimed water can be used as non-drinking water in a certain range and can be used for river supply and various aspects of common people life.
In order to solve the problem of water resource shortage, the sewage recycling is increasingly paid attention, and the sewage recycling has advantages compared with the development of other water sources. Firstly, the sewage is huge in quantity, stable, free from the limitation of climatic conditions and other natural conditions, and can be recycled. The sewage can be synchronously generated on the basis of generating the sewage as a recycling water source, namely, as long as the sewage is generated, a reliable recycling water source can be obtained.
The current water treatment technology can treat sewage to the water quality standard required by people.
Successful examples of a large amount of domestic and foreign sewage regeneration and reuse projects also show that the sewage regeneration and reuse in industry, agriculture, municipal miscellaneous use, riverway water replenishing, domestic miscellaneous use, groundwater recharge and the like are completely feasible technically.
The fish and vegetable symbiosis is a novel composite cultivation system, two originally completely different farming techniques of aquaculture and vegetable production are adopted, and scientific synergistic symbiosis is achieved through ingenious ecological design, so that the ecological symbiosis effect that water is not changed during fish cultivation, water is not worried about, and the plants and vegetables are not fertilized to normally grow is realized. The method has the advantages that a harmonious ecological balance relationship among animals, plants and microorganisms is achieved, the method is a sustainable circulating type zero-emission low-carbon production mode in the future, and the method is the most effective method for effectively solving the agricultural ecological crisis.
The application of the fish-vegetable symbiotic technology conveys eutrophic water in aquaculture to a water culture system, ammonia nitrogen in the polluted water is decomposed into nitrite and alkali nitrate by microbial bacteria, and the nitrite and the alkali nitrate are absorbed and utilized by water culture plants as nutrients, so that nitrogen and phosphorus in a water body can be effectively removed. Can make the water resource be well reused and improve the quality index of the reclaimed water.
The fish and vegetable symbiotic technology has simple principle and strong practical operability, is suitable for large-scale agricultural production, can also be used for small-scale family farms or favorite agriculture in cities, and has wide application prospect. The fish-vegetable symbiotic system is applied to the quality maintenance of the reclaimed water, so that the quality of the reclaimed water can be improved, the use channel of the reclaimed water is widened, and the problem of water resource shortage in the aquaculture industry can be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the water shortage of aquaculture industry can be solved by applying the fish-vegetable symbiotic system to the reclaimed water quality maintenance, predicting to improve the reclaimed water quality, widening the reclaimed water use channel, and providing an effluent in-situ recycling system of a rural domestic sewage treatment facility.
In order to achieve the purpose, the following technical scheme is adopted in the utility model:
a rural domestic sewage treatment facility goes out water normal position resourceization recycling system includes: main body frame, main body frame upper end activity has cup jointed first kind of plant bed, main body frame middle part and lower extreme fixed mounting have the second to plant bed and fish pond in proper order, first kind of plant bed left and right sides and automatic resilience mechanism upper end fixed connection, automatic resilience mechanism lower extreme passes through pipeline and automatic water supply mechanism fixed connection, automatic water supply mechanism one side and aeration mechanism fixed connection, automatic water supply mechanism upper end passes through pipeline and first kind of plant bed fixed connection, first kind of plant bed and second plant the inside overflow weir separation of bed for planting district and overflow district.
Preferably, the automatic rebound mechanism comprises: connecting block, carriage release lever, fixed spring and fixed shell, first kind plant bed left and right sides fixed mounting has the connecting block, connecting block lower extreme and carriage release lever upper end fixed connection, the activity of carriage release lever lower extreme is cup jointed inside fixed shell, fish pond left and right sides fixed mounting has fixed shell, fixed shell bottom fixed mounting has fixed spring, fixed spring upper end and carriage release lever lower extreme fixed connection, fixed shell lower extreme venthole passes through pipeline and automatic water supply mechanism fixed connection.
Preferably, the automatic water supply mechanism includes: the fish pond water supply device comprises a water supply valve shell, a water inlet, a water outlet, an air inlet, an air outlet, a pneumatic track, a pneumatic rod, a sealing plate, a corrugated pipe and a one-way valve, wherein the water supply valve shell is fixedly installed on the front side and the rear side of the fish pond, the water inlet is formed in one side, close to the inner side, of the water supply valve shell, the water outlet is formed in the left side and the right side, close to the inner end, of the water supply valve shell, the air inlet is formed in the left side and the right side, close to the inner end, of the water supply valve shell, the pneumatic track is formed in the left side and the right side of the inner end of the water supply valve shell, the pneumatic track is fixedly connected with the air inlet and the air, the water outlet is fixedly connected with the lower end of the corrugated pipe through a pipeline, the upper end of the corrugated pipe is fixedly connected with the one-way valve, and the one-way valve is fixedly connected with the first planting bed through a pipeline.
Preferably, the aeration mechanism comprises: the water inlet is fixedly connected with one end of the three-way pipe through a pipeline, the other end of the three-way pipe is fixedly connected with the water supply pump, the upper end of the three-way pipe is fixedly connected with the lower end of the aeration spray head through a pipeline, and the water supply pump is electrically connected with an external control system.
Preferably, the four corners of the lower end of the first planting bed are provided with limiting blocks, the four corners of the upper end of the main body frame are provided with limiting rails, and the limiting blocks are movably sleeved inside the limiting rails.
Preferably, the inside fixed mounting of second kind plant bed has nitrate concentration detection device, the inside fixed mounting of fish pond has temperature-detecting device and heating device, nitrate concentration detection device, temperature-detecting device and heating device all with external control system electric connection.
Compared with the prior art, the utility model provides a rural domestic sewage treatment facility goes out water normal position resourceful recycling system possesses following beneficial effect:
1. the utility model discloses a carry the water of eutrophication to first kind plant bed in the fish pond, the bacterium decomposes into nitrite to the ammonia nitrogen of aquatic in first kind plant bed, then decomposed into the nitrate by nitrobacteria, the nitrate is absorbed as nutrient substance by the plant of water planting pipe, the plant purifies water simultaneously, water after handling from first kind plant bed is carried to second kind plant bed after the overflow weir, carry the water in the first kind plant bed to second kind plant bed, the bacterium can decompose into nitrite to the ammonia nitrogen of aquatic in second kind plant bed, then decomposed into nitrate by nitrobacteria, the nitrate is absorbed as nutrient substance by the plant of water planting pipe, the plant has carried out further purification to water simultaneously, get back to the fish pond again from the discharged water in the second kind plant bed overflow weir. Through the circulation, the quality of the reclaimed water can be improved, the eutrophic water can be converted into water suitable for the survival of aquatic organisms, and meanwhile, the nutrient substances in the eutrophic water can be used as the fertilizer for plants, so that the aim of changing waste into valuable is fulfilled, the waste of water resources is reduced, and the increase of channels for reclaiming the reclaimed water is facilitated. In addition, the first planting bed, the second planting bed and the fish pond are sequentially arranged from top to bottom in the altitude; therefore, after the eutrophic water is pumped to the first planting bed, the eutrophic water flows into the second planting bed and the fish pond from top to bottom in sequence, only one water supply pump is needed, and the operation cost is relatively low. The number of water pipes required is reduced and, relatively speaking, clogging thereof can be reduced.
2. The utility model is provided with automatic resilience mechanism and automatic water supply mechanism, when using, the working of aeration and water delivery is carried out simultaneously to the working of.
Drawings
FIG. 1 is a schematic view of an in-situ recycling system for effluent from a rural domestic sewage treatment facility;
FIG. 2 is a schematic view of a rural domestic sewage treatment facility effluent in-situ recycling system according to the present invention;
FIG. 3 is a schematic view of the rural domestic sewage treatment facility effluent in-situ recycling system according to the present invention;
FIG. 4 is a schematic view of the rural domestic sewage treatment facility effluent in-situ recycling system according to the present invention;
FIG. 5 is a schematic view of the split of the system for recycling the effluent of the rural domestic sewage treatment facility in situ.
The reference numbers in the figures illustrate:
101 main frame, 102 first planting bed, 103 second planting bed, 104 fishpond, 105 overflow weir, 106 planting area, 107 overflow area, 201 connecting block, 202 moving rod, 203 fixing spring, 204 fixing shell, 301 water supply valve shell, 302 water inlet, 303 water outlet, 304 air inlet, 305 air outlet, 306 pneumatic track, 307 pneumatic rod, 308 sealing plate, 309 corrugated pipe, 310 one-way valve, 401 three-way pipe, 402 water supply pump, 403 aeration nozzle, 501 limiting block, 502 limiting track.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
Example 1:
a rural domestic sewage treatment facility goes out water normal position resourceization recycling system includes: the main body frame 101, the first planting bed 102 has been cup jointed in the activity of main body frame 101 upper end, main body frame 101 middle part and lower extreme fixed mounting have second planting bed 103 and fish pond 104 in proper order, the first planting bed 102 left and right sides and automatic rebound mechanism upper end fixed connection, automatic rebound mechanism lower extreme passes through pipeline and automatic water supply mechanism fixed connection, automatic water supply mechanism one side and aeration mechanism fixed connection, automatic water supply mechanism upper end passes through pipeline and first planting bed 102 fixed connection, first planting bed 102 and second planting bed 103 are inside to be separated for planting district 106 and overflow district 107 through overflow weir 105.
The aeration mechanism comprises: the water supply device comprises a three-way pipe 401, a water supply pump 402 and an aeration spray head 403, wherein a water inlet 302 is fixedly connected with one end of the three-way pipe 401 through a pipeline, the other end of the three-way pipe 401 is fixedly connected with the water supply pump 402, the upper end of the three-way pipe 401 is fixedly connected with the lower end of the aeration spray head 403 through a pipeline, and the water supply pump 402 is electrically connected with an external control system.
The four corners of the lower end of the first planting bed 102 are provided with limiting blocks 501, the four corners of the upper end of the main body frame 101 are provided with limiting rails 502, and the limiting blocks 501 are movably sleeved inside the limiting rails 502.
The inside fixed mounting of second kind bed 103 has nitrate concentration detection device, and the inside fixed mounting of fish pond 104 has temperature-detecting device and heating device, and nitrate concentration detection device, temperature-detecting device and heating device all are connected with external control system electric.
Example 2: based on example 1, but with the difference that:
the automatic rebounding mechanism includes: connecting block 201, the carriage release lever 202, fixed spring 203 and fixed shell 204, the first kind plant bed 102 left and right sides fixed mounting has connecting block 201, connecting block 201 lower extreme and carriage release lever 202 upper end fixed connection, the activity of carriage release lever 202 lower extreme is cup jointed inside fixed shell 204, fish pond 104 left and right sides fixed mounting has fixed shell 204, fixed shell 204 bottom fixed mounting has fixed spring 203, fixed spring 203 upper end and carriage release lever 202 lower extreme fixed connection, fixed shell 204 lower extreme venthole passes through pipeline and automatic water supply mechanism fixed connection.
The automatic water supply mechanism includes: the fish pond water supply device comprises a water supply valve shell 301, a water inlet 302, a water outlet 303, an air inlet 304, an air outlet 305, a pneumatic track 306, a pneumatic rod 307, a sealing plate 308, a corrugated pipe 309 and a one-way valve 310, wherein the water supply valve shell 301 is fixedly installed on the front side and the rear side of the fish pond 104, the water inlet 302 is arranged on one side of the water supply valve shell 301 close to the inner side, the water outlet 303 is arranged on the upper side of the water supply valve shell 301, the air inlet 304 is arranged on the left side and the right side of the inner end of the water supply valve shell 301, the air outlet 305 is arranged on the left side and the right side of the lower end of the water supply valve shell 301, the pneumatic track 306 is fixedly connected with the air inlet 304 and the air outlet 305 on the two sides respectively, the pneumatic rod 307 is movably sleeved inside the pneumatic track, the water inlet 302 is fixedly connected with the aeration mechanism through a pipeline, the water outlet 303 is fixedly connected with the lower end of a corrugated pipe 309 through a pipeline, the upper end of the corrugated pipe 309 is fixedly connected with a one-way valve 310, and the one-way valve 310 is fixedly connected with the first planting bed 102 through a pipeline.
The utility model is provided with automatic resilience mechanism and automatic water supply mechanism, when using, water supply pump 402 aerates simultaneously and water delivery work, when water delivery in to first kind plant bed 102, when water content surpassed when predetermineeing the threshold value in first kind plant bed 102, will move down along spacing track 502 under the action of gravity, it moves down to drive carriage release lever 202, make the inside gas of fixed shell 204 move to pneumatic track 306 along the pipeline, extrusion pneumatic rod 307 moves, drive closing plate 308 and move, thereby close delivery port 303, stop to water delivery in first kind plant bed 102, after moisture absorption finishes in first kind plant bed 102, bounce the carriage release lever 202 with fixed spring 203, thereby drive its wherein atmospheric pressure and reduce, pneumatic rod 307 moves, drive closing plate 308 and move, thereby open delivery port 303, continue to water delivery in the first kind plant bed 102 on ground.
Example 3: based on examples 1 and 2, but with the difference that:
the utility model provides an effluent in-situ recycling system of rural domestic sewage treatment facilities, which comprises a fish pond 104, a first planting bed 102, a second planting bed 103 and a water supply pump 402 as shown in figure 1; in altitude, the first planting bed 102, the second planting bed 103 and the fish pond 104 are sequentially arranged from top to bottom; the water supply pump 402 is used to deliver water from the fish pond 104 to the first planting bed 102.
Based on the structure, the eutrophic water in the fish pond 104 is conveyed to the first planting bed 102, the bacteria decompose the ammonia nitrogen in the water into nitrite in the first planting bed 102, then the nitrate is decomposed into nitrate by nitrifying bacteria, the nitrate is absorbed by the plants of the water culture planting tubes as nutrient substances, meanwhile, the plants purify the water, the water treated in the first planting bed 102 is conveyed to the second planting bed 103 through the overflow weir 105, the water in the first planting bed 102 is conveyed to the second planting bed 103, the bacteria can decompose the ammonia nitrogen in the water into nitrite in the second planting bed 103, then the nitrate is decomposed into nitrate by nitrifying bacteria, the nitrate is absorbed by the plants of the water culture planting tubes as nutrient substances, at the same time, the plants purify the water further, and the water discharged from the overflow weir 105 of the second planting bed 103 returns to the fish pond 104 again. Through the circulation, the quality of the reclaimed water can be improved, the eutrophic water can be converted into water suitable for the survival of aquatic organisms, and meanwhile, the nutrient substances in the eutrophic water can be used as the fertilizer for plants, so that the aim of changing waste into valuable is fulfilled, the waste of water resources is reduced, and the increase of channels for reclaiming the reclaimed water is facilitated. In addition, in altitude, the first planting bed 102, the second planting bed 103 and the fish pond 104 are sequentially arranged from top to bottom; thus, after being pumped to the first planting bed 102, the eutrophic water flows into the second planting bed 103 and the fish pond 104 from top to bottom in sequence, only one water supply pump 402 is needed, and the operation cost is relatively low. The number of water pipes required is reduced and, relatively speaking, clogging thereof can be reduced.
In the present application, a heating device is provided in the fish pond 104, and the heating device is electrically connected with and controlled by an external control system. The heating device is convenient for fish discomfort caused by too low temperature in the water pool when the temperature is low, and the temperature detection device is also arranged in the fish pool 104 and is connected with an external control system; the temperature detection device constantly detects the water temperature in the fish pond 104 and feeds back the water temperature to the external control system in real time, and the external control system controls the operation of the heating device in real time according to the information fed back by the temperature detection device.
In the present embodiment, the first planting bed 102 and the second planting bed 103 are provided with overflow weirs, so that when the water in the first planting bed 102 reaches a certain height, the water overflows to the second planting bed 103 through the overflow weir 105, and when the water in the second planting bed 103 reaches a certain height, the water flows back to the fish pond 104 through the overflow weir 105.
In the present embodiment, nitrate concentration detection means are provided in the first and second planting beds 102 and 103. Although the eutrophic water body can be converted into nitrate for plants to absorb, the nitrate concentration is insufficient or too high, so the nitrate concentration detection device 9 can detect the nitrate concentration in the water at any time, the nitrate is added to improve the concentration when the nitrate concentration is insufficient, and the water is added to dilute the nitrate concentration when the nitrate concentration is too high, so that the normal growth and development of the plants are ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be covered by the scope of the present invention by the technical solutions and the practical concepts equivalent to or modified from the technical solutions and the practical concepts of the present invention.
Claims (6)
1. A rural domestic sewage treatment facility goes out water normal position resourceization recycling system includes: main body frame (101), its characterized in that, first kind of plant bed (102) has been cup jointed in the activity of main body frame (101) upper end, main body frame (101) middle part and lower extreme fixed mounting have second kind of plant bed (103) and fish pond (104) in proper order, first kind of plant bed (102) left and right sides and automatic resilience mechanism upper end fixed connection, automatic resilience mechanism lower extreme passes through pipeline and automatic water supply mechanism fixed connection, automatic water supply mechanism one side and aeration mechanism fixed connection, automatic water supply mechanism upper end passes through pipeline and first kind of plant bed (102) fixed connection, first kind of plant bed (102) and second kind of plant bed (103) inside are separated for planting district (106) and overflow district (107) through overflow weir (105).
2. The rural domestic sewage treatment facility effluent in-situ resource recycling system of claim 1, characterized in that: the automatic rebounding mechanism includes: connecting block (201), carriage release lever (202), fixed spring (203) and fixed shell (204), first kind plant bed (102) left and right sides fixed mounting has connecting block (201), connecting block (201) lower extreme and carriage release lever (202) upper end fixed connection, carriage release lever (202) lower extreme activity is cup jointed inside fixed shell (204), fish pond (104) left and right sides fixed mounting has fixed shell (204), fixed shell (204) bottom fixed mounting has fixed spring (203), fixed spring (203) upper end and carriage release lever (202) lower extreme fixed connection, fixed shell (204) lower extreme venthole passes through pipeline and automatic water supply mechanism fixed connection.
3. The rural domestic sewage treatment facility effluent in-situ resource recycling system of claim 2, characterized in that: the automatic water supply mechanism includes: the fish pond water supply device comprises a water supply valve shell (301), a water inlet (302), a water outlet (303), an air inlet (304), an air outlet (305), a pneumatic track (306), a pneumatic rod (307), a sealing plate (308), a corrugated pipe (309) and a one-way valve (310), wherein the water supply valve shell (301) is fixedly installed on the front side and the rear side of the fish pond (104), the water inlet (302) is arranged on one side of the water supply valve shell (301) close to the inner side, the water outlet (303) is arranged on the upper side of the water supply valve shell (301), the air inlet (304) is arranged on the left side and the right side of the inner end of the water supply valve shell (301), the air outlet (305) is arranged on the left side and the right side of the lower end of the water supply valve shell (301), the pneumatic track (306) is arranged on, pneumatic rod (307) have been cup jointed in pneumatic track (306) inside activity, pneumatic rod (307) middle part and closing plate (308) left and right sides fixed connection, fixed shell (204) lower extreme passes through pipeline and air inlet (304) fixed connection, gas outlet (305) and external environment UNICOM, water inlet (302) pass through pipeline and aeration mechanism fixed connection, delivery port (303) pass through pipeline and bellows (309) lower extreme fixed connection, bellows (309) upper end and check valve (310) fixed connection, check valve (310) pass through pipeline and first kind plant bed (102) fixed connection.
4. The rural domestic sewage treatment facility effluent in-situ resource recycling system of claim 3, characterized in that: the aeration mechanism comprises: the water supply device comprises a three-way pipe (401), a water supply pump (402) and an aeration spray head (403), wherein the water inlet (302) is fixedly connected with one end of the three-way pipe (401) through a pipeline, the other end of the three-way pipe (401) is fixedly connected with the water supply pump (402), the upper end of the three-way pipe (401) is fixedly connected with the lower end of the aeration spray head (403) through a pipeline, and the water supply pump (402) is electrically connected with an external control system.
5. The rural domestic sewage treatment facility effluent in-situ resource recycling system of claim 1, characterized in that: the four corners of the lower end of the first planting bed (102) are provided with limiting blocks (501), the four corners of the upper end of the main body frame (101) are provided with limiting rails (502), and the limiting blocks (501) are movably sleeved inside the limiting rails (502).
6. The rural domestic sewage treatment facility effluent in-situ resource recycling system of claim 1, characterized in that: the inside fixed mounting of second kind plant bed (103) has nitrate concentration detection device, the inside fixed mounting of fish pond (104) has temperature-detecting device and heating device, nitrate concentration detection device, temperature-detecting device and heating device all with external control system electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921539401.9U CN210559665U (en) | 2019-09-17 | 2019-09-17 | Rural domestic sewage treatment facility goes out water normal position recycling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921539401.9U CN210559665U (en) | 2019-09-17 | 2019-09-17 | Rural domestic sewage treatment facility goes out water normal position recycling system |
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| CN210559665U true CN210559665U (en) | 2020-05-19 |
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| CN201921539401.9U Expired - Fee Related CN210559665U (en) | 2019-09-17 | 2019-09-17 | Rural domestic sewage treatment facility goes out water normal position recycling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467277A (en) * | 2019-09-17 | 2019-11-19 | 中国通用机械工程有限公司 | A kind of rural domestic sewage treatment facility water outlet recycling reclaiming system in situ |
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2019
- 2019-09-17 CN CN201921539401.9U patent/CN210559665U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467277A (en) * | 2019-09-17 | 2019-11-19 | 中国通用机械工程有限公司 | A kind of rural domestic sewage treatment facility water outlet recycling reclaiming system in situ |
| CN110467277B (en) * | 2019-09-17 | 2024-02-13 | 中国通用机械工程有限公司 | Rural domestic sewage treatment facility goes out water normal position resourceful utilization system |
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Granted publication date: 20200519 Termination date: 20200917 |