CN214735235U - Zero release resource recovery clean system is bred in batch production - Google Patents
Zero release resource recovery clean system is bred in batch production Download PDFInfo
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- CN214735235U CN214735235U CN202120842787.1U CN202120842787U CN214735235U CN 214735235 U CN214735235 U CN 214735235U CN 202120842787 U CN202120842787 U CN 202120842787U CN 214735235 U CN214735235 U CN 214735235U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Treatment Of Water By Oxidation Or Reduction (AREA)
- Treatment Of Sludge (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a factory cultivation zero-emission resource recovery and purification system, which comprises a cultivation pond, a sedimentation and adjustment pond, a micro-filtration device, a vacuum filtration device, a three-stage biological purification device, an ozone ultraviolet reactor and a clean water pond; the water inlet of the sedimentation regulating tank is connected with the sludge discharge port of the culture pond; the water inlet of the microfiltration device is connected with the water outlet of the sedimentation regulating tank; the water inlet of the vacuum filtration device is respectively connected with the concentrated solution outlet of the microfiltration device and the sediment solution outlet of the sedimentation regulating tank; the water inlet of the three-stage biological purification device is connected with the micro-filtration device and the water outlet of the vacuum filtration device; the ozone ultraviolet reactor is connected with the water outlet of the three-stage biological purification device, the water inlet of the clean water tank is connected with the water outlet of the ozone ultraviolet reactor, and the water outlet of the clean water tank leads to the culture pond. The utility model discloses can make filtration mummification separation such as fish excrement and urine, fodder residue, the biological wadding group dystopy of cooperation is restoreed, realizes breeding the cyclic utilization of pond water.
Description
Technical Field
The utility model relates to an agricultural cultivation sewage treatment field, concretely relates to zero release resource recovery clean system is bred in batch production.
Background
Industrialized culture, circulating water culture and other facility culture technologies, intelligent culture equipment and the like are developed rapidly in recent years. However, in the intensive culture process, the problem of water pollution caused by large feeding amount is very serious, and the natural ecological culture process shows that the eutrophication of nearby surface water bodies is serious, the effluent is black and odorous, and the ecological environment is seriously damaged. The industrial recirculating aquaculture mode can produce pollutants such as ammonia nitrogen or nitrite and other pathogens to poison aquatic products, and the yield is influenced. If fish drugs or antibiotics are added, the product quality is affected and the water environment is damaged.
It is obvious that the prior art has certain defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a zero release resource recovery clean system is bred in batch production is provided, make the fish just, filtration mummification separation such as fodder residue, the biological wadding group dystopy of cooperation is restoreed, realizes breeding the cyclic utilization of pond water.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a factory cultivation zero-emission resource recovery and purification system comprises a cultivation pond, a sedimentation regulating pond, a microfiltration device, a vacuum filtration device, a three-stage biological purification device, an ozone ultraviolet reactor and a clean water pond; the water inlet of the sedimentation regulating tank is connected with the sludge discharge port of the culture pond; the water inlet of the microfiltration device is connected with the water outlet of the sedimentation regulating tank; the water inlet of the vacuum filtration device is respectively connected with the concentrated solution outlet of the microfiltration device and the sediment solution outlet of the sedimentation regulating tank; the water inlet of the three-stage biological purification device is connected with the micro-filtration device and the water outlet of the vacuum filtration device; the ozone ultraviolet reactor is connected with the water outlet of the three-stage biological purification device, the water inlet of the clean water tank is connected with the water outlet of the ozone ultraviolet reactor, and the water outlet of the clean water tank leads to the culture pond;
the microfiltration device comprises a filtering container, a filter screen is arranged in the filtering container, a water inlet is formed in the top of the filtering container and is communicated with the water inlet side of the filter screen, a water outlet is communicated with the water outlet side of the filter screen, and a concentrated solution outlet is formed in the bottom of the filtering container and is communicated with the water inlet side of the filter screen;
the vacuum filtration device comprises a filtration container, a vacuum pump and a vacuum tank, wherein the filtration container is barrel-shaped, a mesh plate is arranged in the middle of the filtration container to divide the bottom into a vacuum cavity, and filter cloth is laid on the mesh plate; the top of the suction filtration container is communicated with a concentrated solution outlet through a pipeline, and a water outlet is formed in the bottom of the vacuum cavity; the vacuum tank is communicated with the vacuum cavity through a pipeline, and the vacuum pump is connected with the vacuum tank;
the three-stage biological purification device comprises a reaction vessel, wherein a first-stage filtering area, a second-stage filtering area and a third-stage filtering area are sequentially divided in the reaction vessel; a filtering brush is fixedly arranged in the first-stage filtering area, a filler ball is fixedly arranged in the second-stage filtering area, and a filtering felt is fixedly arranged in the third-stage filtering area; the bottom of the reaction vessel is provided with an aeration pipe; the third-stage biological purification device is internally seeded with probiotics which are attached to the filtering hairbrush and the filler ball to form a bacterial membrane.
Furthermore, the bottom of the culture pond is provided with an aeration pipe and a grid net, and a sludge discharge port is arranged below the grid net.
Further, a brushing mechanism is also arranged in the microfiltration device; the brushing mechanism comprises a brushing motor and a brush head; the filter screen is cylindrical; the brushing motor is fixedly arranged in the filtering container and is coaxial with the filter screen, the brush head is in transmission connection with the brushing motor, and the surface of the brush head is in contact with the inner wall of the filter screen.
Furthermore, a storage tank is arranged between the microfiltration device and the vacuum filtration device, an inlet of the storage tank is communicated with a concentrated solution outlet and a precipitation solution outlet through pipelines, and an outlet of the storage tank is communicated with the top of the filtration container through a pipeline; an electric pump is arranged between the storage tank and the microfiltration device.
Furthermore, a sludge collecting device is also arranged; the sludge collecting device comprises a swing motor, a rotating arm, a telescopic device, a sucker, a one-way air valve and an air inlet valve; the swing motor is in transmission connection with the rotating arm; the telescopic device is arranged at the end part of the rotating arm; the bottom end of the telescopic device is fixedly provided with a sucker, the sucker is in a disc shape with an open bottom and a closed top, the top of the sucker is at least provided with an air inlet hole and an exhaust hole, the one-way air valve is arranged on the exhaust hole, and the air inlet valve is arranged on the air inlet hole.
Further, an ozone generator is arranged outside the ozone ultraviolet reactor, an aeration pipe is arranged at the bottom of the ozone ultraviolet reactor, and the aeration pipe is connected with the ozone generator; a purple light lamp tube is arranged in the ozone ultraviolet reactor.
The utility model provides a pair of zero release resource recovery clean system is bred in batch production has following advantage:
extracting a concentrated solution at the bottom of the culture pond for filtering, drying and separating, and carrying out independent biological floc treatment to realize ex-situ remediation and realize the recycling of treated clear water;
meanwhile, physical filtration and biological filtration are utilized, so that the water body treatment efficiency is comprehensive;
the heterotopic restoration has little influence on the ecology of the culture pond, is not easy to pollute and has cleaner and cleaner water body;
fish feces, feed residues and the like are extracted and dried, and compost is recycled, so that resources are utilized to the maximum extent, and the method is more green and environment-friendly;
the automation degree is high, frequent maintenance is not needed, and the operation cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is the utility model provides a pair of factory cultivation zero release resource recovery clean system's overall structure sketch map.
Fig. 2 is a schematic structural diagram of a microfiltration device and a vacuum filtration device.
FIG. 3 is a schematic structural diagram of a three-stage biological purification apparatus.
Fig. 4 is a schematic structural view of a sludge collecting device.
Description of reference numerals:
1. culture pond 2 and sedimentation regulating pond
3. Microfiltration device 4, vacuum suction filtration device
5. Three-stage biological purification device 6 and ozone ultraviolet reactor
7. Clean water tank 8 and filter container
9. Filter screen 10, concentrated solution outlet
11. Suction filtration container 12 and vacuum pump
13. Vacuum tank 14, mesh plate
15. Filter cloth 16, reaction vessel
17. A primary filtering area 18 and a secondary filtering area
19. Three-stage filtering area 20, filtering brush
21. Filler ball 22 and filter felt
23. Brushing motor 24 and brush head
25. Storage tank 26, electric pump
27. Valve 28 and sludge collecting device
29. Swing motor 30, rotating arm
31. Expansion device 32 and suction cup
33. One-way air valve 34, air inlet valve
35. Sludge cake
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention and the accompanying drawings are combined together to clearly and completely describe the technical solutions in the embodiments of the present invention. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, an embodiment of the present invention provides a zero-emission resource recycling and purifying system for industrial cultivation, including a cultivation pond 1, a sedimentation and adjustment pond 2, a microfiltration device 3, a vacuum filtration device 4, a three-stage biological purification device 5, an ozone ultraviolet reactor 6, and a clean water tank 7; the water inlet of the sedimentation regulating tank 2 is connected with the sludge discharge port of the culture tank 1; the water inlet of the microfiltration device 3 is connected with the water outlet of the sedimentation regulating tank 2; the water inlet of the vacuum filtration device 4 is respectively connected with the concentrated solution outlet 10 of the microfiltration device 3 and the sediment solution outlet of the sedimentation regulating tank 2; the water inlet of the three-stage biological purification device 5 is connected with the micro-filtration device 3 and the water outlet of the vacuum filtration device 4; the ozone ultraviolet reactor 6 is connected with the water outlet of the three-stage biological purification device 5, the water inlet of the clean water tank 7 is connected with the water outlet of the ozone ultraviolet reactor 6, and the water outlet of the clean water tank 7 leads to the culture tank 1.
Wherein, the micro-filtration device 3 includes a filter container 8, and filter container 8 is inside to be equipped with filter screen 9, and the water inlet is located filter container 8 top and is communicate with the side of intaking of filter screen 9, and the delivery port is said and is communicated with filter screen 9 play water side, and concentrate export 10 is located filter container 8 bottom and filter screen 9 income water side intercommunication.
The vacuum filtration device 4 comprises a filtration container 11, a vacuum pump 12 and a vacuum tank 13, wherein the filtration container 11 is barrel-shaped, a mesh plate 14 is arranged in the middle of the filtration container to divide the bottom into a vacuum cavity, and filter cloth 15 is laid on the mesh plate 14; the top of the suction filtration container 11 is communicated with a concentrated solution outlet 10 through a pipeline, and a water outlet is arranged at the bottom of the vacuum cavity; the vacuum tank 13 is connected to the vacuum chamber through a pipe, and the vacuum pump 12 is connected to the vacuum tank 13.
The three-stage biological purification device 5 comprises a reaction vessel 16, and a first-stage filtering area 17, a second-stage filtering area 18 and a third-stage filtering area 19 are sequentially divided inside the reaction vessel 16; a filtering brush 20 is fixedly arranged in the first-stage filtering area 17, a filler ball 21 is fixedly arranged in the second-stage filtering area 18, and a filtering felt 22 is fixedly arranged in the third-stage filtering area 19; the bottom of the reaction vessel 16 is provided with an aeration pipe; the third-level biological purification device 5 is internally provided with probiotics which are attached to the filtering hairbrush 20 and the filler ball 21 to form a bacterial film.
The utility model discloses a clean system belongs to the dystopy and restores, and the concentrate that will contain pollutants such as a large amount of fish just, fodder residue separates out from breeding 1 in the pond, gets into the single restoration in the clean system and handles.
The treatment process is divided into two parts of physical filtration and biological filtration. The physical filtering comprises the following steps: precipitating, micro-filtering, vacuum filtering, and filtering with brush filter felt; the biological filtration comprises: and (5) treating bacterial biological flocs.
The culture pond 1 is a water pond for culturing aquatic products, and preferably, an aeration pipe and a grid net (not shown) are arranged at the bottom of the culture pond 1, and a sludge discharge port (not shown) is arranged below the grid net.
The fish feces and the feed residues enter the sludge discharge port through the grid net and are conveyed to the sedimentation regulating tank 2 for sedimentation treatment. The supernatant is separated into clear supernatant at the upper part and turbid concentrated solution at the lower part after precipitation, the supernatant is input into the microfiltration device 3 through a water outlet, and the concentrated solution is directly input into the vacuum filtration device 4 through a precipitation solution outlet.
The microfiltration device 3 filters fish feces and feed residues dissolved in the supernatant through a filter screen 9, and the obtained concentrated solution is input into the vacuum filtration device 4 through a concentrated solution outlet 10; the filtrate obtained by the filtration of the microfiltration device 3 is input into the three-stage biological purification device 5 through a water outlet. The sieve 9 in the microfiltration device 3 is preferably a 200 mesh sieve.
The vacuum filtration device 4 is matched with the vacuum pump 12 through the filter cloth 15 to carry out vacuum filtration, filtrate obtained by the vacuum filtration is input into the three-stage biological purification device 5, and sludge formed by fish feces and feed residues which are dried and separated by the vacuum filtration device 4 is intensively recovered and can be used as compost. The filter cloth 15 in the vacuum filtration device 4 is preferably 200 mesh filter cloth.
The unique structure in the three-stage biological purification device 5, the filtering brush 20 and the filtering felt 22 also have certain physical filtering function, and can strengthen the filtering of residual pollutants in the water body. More importantly, the filter brush 20 and the filler ball 21 respectively form two different environments, and have two different bacterial membranes with dominant bacterial colony formation. Specifically, the primary filtering area 17 has abundant oxygen content, and the filtering brush 20 is easy to attach aerobic nitrobacteria to degrade ammonia nitrogen in the water body; the material balls 21 filled in the secondary filtering area 18 are easy to separate oxygen out and lack oxygen, so that a large amount of denitrifying bacteria are easy to breed, and nitrate and nitrite in water can be degraded. The filter felt 22 in the tertiary filtration zone 19 eventually enhances the filtration of impurities and bacteria in the water body.
The filtered liquid obtained by the three-stage biological purification device 5 is input into an ozone disinfection reactor 6 for ozone and ultraviolet disinfection, and then is conveyed to a clean water tank 7 for standing for more than three hours generally to remove residual ozone components. Clear water in the clear water tank 7 flows back to the culture tank 1 to form a cycle.
As shown in fig. 2 in detail, preferably, a brushing mechanism is further arranged inside the microfiltration device 3; the brushing mechanism comprises a brushing motor 23 and a brush head 24; the filter screen 9 is cylindrical; the brushing motor 23 is fixedly arranged in the filtering container 8 and is coaxial with the filter screen 9, the brush head 24 is in transmission connection with the brushing motor 23, and the surface of the brush head 24 is in contact with the inner wall of the filter screen 9. The brush motor 23 drives the brush head 24 to rotate, thereby scraping fish feces and debris inside the filter net 9.
As a further preference, a storage tank 25 is arranged between the microfiltration device 3 and the vacuum filtration device 4, an inlet of the storage tank 25 is communicated with the concentrated solution outlet 10 and the precipitation solution outlet through pipelines, and an outlet of the storage tank 25 is communicated with the top of the filtration container 11 through a pipeline; an electric pump 26 is arranged between the storage tank 25 and the microfiltration device 3.
Referring to fig. 4, in order to further improve the automation degree, a sludge collecting device 28 is further provided; the sludge collecting device 28 comprises a swing motor 29, a rotating arm 30, a telescopic device 31, a suction cup 32, a one-way air valve 33 and an air inlet valve 34; the swing motor 29 is in transmission connection with the rotating arm 30; the telescopic device 31 is arranged at the end part of the rotating arm 30; the bottom end of the telescopic device 31 is fixedly provided with a suction cup 32, the suction cup 32 is in a disc shape with an open bottom and a closed top, the top of the suction cup 32 is at least provided with an air inlet hole and an air outlet hole, a one-way air valve 33 is arranged on the air outlet hole, and an air inlet valve 34 is arranged on the air inlet hole.
The vacuum filtration device 4 can form a dried sludge block 35 above the filter cloth 15 through long-time filtration work, and the manual cleaning undoubtedly reduces the overall working efficiency. When the sludge collection device 28 works, the swing motor 29 drives the rotating arm 30 to rotate to a position right above the suction filtration container 11, and the telescopic device 31 extends downwards, so that the suction cup 32 is pressed on the surface of the sludge cake 35. In this process, the sludge cake 35 will be emptied of air inside the suction cup 32, which is led out to the outside through the one-way air valve 33, thereby forming a negative pressure area inside the suction cup 32, which will adsorb the dense sludge cake 35. Then the telescopic device 31 is lifted up, the sludge cake 35 is transferred out of the suction filtration container 11 by the rotating arm 30, and the air inlet valve 34 injects air into the suction cup 32 to make the sludge cake 35 fall off. The telescopic device 31 may be an electric cylinder or an air cylinder. After being intensively recycled, the sludge can be treated by a composting process, so that resources are utilized to the maximum extent.
Preferably, an ozone ultraviolet reactor 6 is arranged between the three-stage biological purification device 5 and the clean water tank 7; an ozone generator (not shown) is arranged outside the ozone ultraviolet reactor 6, and an aeration pipe is arranged at the bottom of the ozone ultraviolet reactor 6 and is connected with the ozone generator; a purple light lamp tube (not shown) is arranged in the ozone ultraviolet reactor 6.
Bacteria in the tertiary biological purification device 5 are generally attached to the interior of the tertiary biological purification device, and an ecological bacteria film formed by biological floccules is only present in the tertiary biological purification device 5. However, a small amount of bacteria exist along with the outflow of the filtered liquid, and the ozone introduced through the aeration pipe in the ozone ultraviolet reactor 6 is combined with the ultraviolet lamp pipe to achieve the aim of sterilization, so that the bacteria are prevented from being propagated in the clean water tank 7 later to influence the water quality of the clean water tank 7 and the culture pond 1.
The utility model provides a pair of zero release resource recovery clean system is bred in batch production utilizes the dystopy to restore, takes out breeding sewage from breeding pond 1 and carries out physics filtration, biological wadding group and handle the purification. Pollutants such as fish feces, feed residues and the like in the aquaculture water are filtered, dried and separated, and the compost can be recycled, so that the waste is changed into valuable. The filtrate is further subjected to independent biological floc treatment, the bacterial membranes consisting of different bacteria are used for purifying harmful substances dissolved in water, the recycling of the treated clean water is realized, and the water body treatment efficiency is comprehensive. The heterotopic restoration has little influence on the ecology of the culture pond 1, is not easy to pollute and has cleaner and cleaner water body. And the automation degree is high, frequent maintenance is not needed, and the operation cost is low.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a zero release resource recovery clean system is bred in batch production which characterized in that: comprises a culture pond, a sedimentation regulating pond, a microfiltration device, a vacuum filtration device, a three-stage biological purification device, an ozone ultraviolet reactor and a clean water pond; the water inlet of the sedimentation regulating tank is connected with the sludge discharge port of the culture pond; the water inlet of the microfiltration device is connected with the water outlet of the sedimentation regulating tank; the water inlet of the vacuum filtration device is respectively connected with the concentrated solution outlet of the microfiltration device and the sediment solution outlet of the sedimentation regulating tank; the water inlet of the three-stage biological purification device is connected with the micro-filtration device and the water outlet of the vacuum filtration device; the ozone ultraviolet reactor is connected with the water outlet of the three-stage biological purification device, the water inlet of the clean water tank is connected with the water outlet of the ozone ultraviolet reactor, and the water outlet of the clean water tank leads to the culture pond;
the microfiltration device comprises a filtering container, a filter screen is arranged in the filtering container, a water inlet is formed in the top of the filtering container and is communicated with the water inlet side of the filter screen, a water outlet is communicated with the water outlet side of the filter screen, and a concentrated solution outlet is formed in the bottom of the filtering container and is communicated with the water inlet side of the filter screen;
the vacuum filtration device comprises a filtration container, a vacuum pump and a vacuum tank, wherein the filtration container is barrel-shaped, a mesh plate is arranged in the middle of the filtration container to divide the bottom into a vacuum cavity, and filter cloth is laid on the mesh plate; the top of the suction filtration container is communicated with a concentrated solution outlet through a pipeline, and a water outlet is formed in the bottom of the vacuum cavity; the vacuum tank is communicated with the vacuum cavity through a pipeline, and the vacuum pump is connected with the vacuum tank;
the three-stage biological purification device comprises a reaction vessel, wherein a first-stage filtering area, a second-stage filtering area and a third-stage filtering area are sequentially divided in the reaction vessel; a filtering brush is fixedly arranged in the first-stage filtering area, a filler ball is fixedly arranged in the second-stage filtering area, and a filtering felt is fixedly arranged in the third-stage filtering area; the bottom of the reaction vessel is provided with an aeration pipe; the third-stage biological purification device is internally seeded with probiotics which are attached to the filtering hairbrush and the filler ball to form a bacterial membrane.
2. The industrial aquaculture zero-emission resource recovery and purification system of claim 1, which is characterized in that: the bottom of the culture pond is provided with an aeration pipe and a grid net, and a sludge discharge port is arranged below the grid net.
3. The industrial aquaculture zero-emission resource recovery and purification system of claim 1, which is characterized in that: a brushing mechanism is also arranged in the microfiltration device; the brushing mechanism comprises a brushing motor and a brush head; the filter screen is cylindrical; the brushing motor is fixedly arranged in the filtering container and is coaxial with the filter screen, the brush head is in transmission connection with the brushing motor, and the surface of the brush head is in contact with the inner wall of the filter screen.
4. The industrial aquaculture zero emission resource recovery purification system of claim 1, 2 or 3, wherein: a storage tank is arranged between the microfiltration device and the vacuum filtration device, an inlet of the storage tank is communicated with a concentrated solution outlet and a precipitation solution outlet through pipelines, and an outlet of the storage tank is communicated with the top of the filtration container through a pipeline; an electric pump is arranged between the storage tank and the microfiltration device.
5. The industrial aquaculture zero emission resource recovery purification system of claim 1, 2 or 3, wherein: a sludge collecting device is also arranged; the sludge collecting device comprises a swing motor, a rotating arm, a telescopic device, a sucker, a one-way air valve and an air inlet valve; the swing motor is in transmission connection with the rotating arm; the telescopic device is arranged at the end part of the rotating arm; the bottom end of the telescopic device is fixedly provided with a sucker, the sucker is in a disc shape with an open bottom and a closed top, the top of the sucker is at least provided with an air inlet hole and an exhaust hole, the one-way air valve is arranged on the exhaust hole, and the air inlet valve is arranged on the air inlet hole.
6. The industrial aquaculture zero emission resource recovery purification system of claim 1, 2 or 3, wherein: an ozone generator is arranged outside the ozone ultraviolet reactor, an aeration pipe is arranged at the bottom of the ozone ultraviolet reactor, and the aeration pipe is connected with the ozone generator; a purple light lamp tube is arranged in the ozone ultraviolet reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120842787.1U CN214735235U (en) | 2021-04-22 | 2021-04-22 | Zero release resource recovery clean system is bred in batch production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120842787.1U CN214735235U (en) | 2021-04-22 | 2021-04-22 | Zero release resource recovery clean system is bred in batch production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214735235U true CN214735235U (en) | 2021-11-16 |
Family
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| CN202120842787.1U Expired - Fee Related CN214735235U (en) | 2021-04-22 | 2021-04-22 | Zero release resource recovery clean system is bred in batch production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115093045A (en) * | 2022-06-14 | 2022-09-23 | 南充辉泓真空技术有限公司 | Treatment system for purifying aquaculture wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115093045A (en) * | 2022-06-14 | 2022-09-23 | 南充辉泓真空技术有限公司 | Treatment system for purifying aquaculture wastewater |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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