CN220132004U - High ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus - Google Patents
High ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus Download PDFInfo
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- CN220132004U CN220132004U CN202320562513.6U CN202320562513U CN220132004U CN 220132004 U CN220132004 U CN 220132004U CN 202320562513 U CN202320562513 U CN 202320562513U CN 220132004 U CN220132004 U CN 220132004U
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- ammonia nitrogen
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- 239000012528 membrane Substances 0.000 title claims abstract description 37
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 title claims description 5
- 238000005273 aeration Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000945 filler Substances 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 239000012764 mineral filler Substances 0.000 claims abstract description 11
- 229920002635 polyurethane Polymers 0.000 claims abstract description 11
- 239000004814 polyurethane Substances 0.000 claims abstract description 11
- 239000010802 sludge Substances 0.000 claims abstract description 10
- 230000002776 aggregation Effects 0.000 claims abstract description 7
- 238000004220 aggregation Methods 0.000 claims abstract description 7
- 238000004062 sedimentation Methods 0.000 claims description 9
- 238000005374 membrane filtration Methods 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims 3
- 238000012856 packing Methods 0.000 claims 2
- 239000013049 sediment Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001556 precipitation Methods 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 239000002351 wastewater Substances 0.000 description 10
- 244000005700 microbiome Species 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 229910002651 NO3 Inorganic materials 0.000 description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a high ammonia nitrogen mud membrane double-effect fast-growing method treatment device. The device comprises a biochemical pre-selection area, a first mud film symbiotic area, a second mud film symbiotic area, a biological aggregation area, a mud-water separation area, a sludge storage area and a control equipment area which are sequentially arranged, wherein polyurethane filler is filled in the biochemical pre-selection area, the first mud film symbiotic area and the second mud film symbiotic area, porous mineral filler is filled in the biological aggregation area, an integrated precipitation device is arranged in the mud-water separation area, a PLC control system and an aeration pump are arranged in the control equipment area, the aeration pump is communicated with the first mud film symbiotic area, the second mud film symbiotic area and the biological aggregation area through pipelines, and the mud-water separation area is connected with the first biochemical pre-selection area and the first mud film symbiotic area through return pipes. The utility model cancels a single biological treatment mode, forms a mud film symbiotic environment and improves the removal effect of pollutants such as ammonia nitrogen and the like.
Description
Technical Field
The utility model relates to the technical field of ammonia nitrogen wastewater treatment, in particular to a high ammonia nitrogen mud membrane double-effect rapid-growth method treatment device.
Background
At present, along with the rapid development of industries such as chemical fertilizers, petrochemical industry and the like, the high ammonia nitrogen wastewater generated by the rapid development of the industries also becomes one of the restriction factors of the development of the industries. Ammonia nitrogen is one of the important causes of pollution, especially pollution caused by high-concentration ammonia nitrogen wastewater. Therefore, economical and effective control of high concentration pollution is also an important subject of current research by environmental workers, and is highly valued by industry personnel.
The general formation of ammonia nitrogen wastewater is caused by the coexistence of ammonia water and inorganic ammonia, the main source of ammonia nitrogen in wastewater with pH above neutral is the combined action of inorganic ammonia and ammonia water, and the ammonia nitrogen in wastewater with pH under acidic condition is mainly caused by inorganic ammonia. The composition of ammonia nitrogen in the wastewater mainly comprises two types, one is ammonia nitrogen formed by ammonia water, the other is ammonia nitrogen formed by inorganic ammonia, and the inorganic ammonia mainly comprises ammonium sulfate, ammonium chloride and the like.
Biological treatment is used as the most common method for treating ammonia nitrogen wastewater. In the biological method wastewater ammonia nitrogen removal process, ammonia nitrogen in the wastewater is oxidized into nitrite or nitrate under an aerobic condition; nitrite and nitrate are then reduced to nitrogen under anoxic conditions using denitrifying bacteria (denitrifying bacteria). Thus, biological denitrification of sewage includes two stages, nitrification and denitrification. The nitration reaction is a process of converting ammonia nitrogen into nitrate, and comprises two basic reaction steps: converting ammonia nitrogen into nitrite; a reaction to convert nitrite to nitrate. Conventional biological treatment methods have the following disadvantages: 1) The flow is long, the volume of the reaction tank is large, and the occupied area is large; 2) Carbon sources are often required to be added, the reflux requirement is high, and the operation cost is high; 3) The limiting conditions are more and are limited by various environmental conditions such as temperature, PH and the like; 4) The impact load resistance is weak, and the water quality is only suitable for water quality with lower concentration and stable concentration; 5) The operation is complex and the operation requirement is high.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a high ammonia nitrogen mud membrane double-effect rapid-growth method treatment device.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides a high ammonia nitrogen mud membrane economic benefits and social benefits fast-growing method processing apparatus, including biochemical pre-selection district, mud membrane intergrowth district first, mud membrane intergrowth district second, biological gathering district, mud-water separation district, mud storage area and control equipment district that set gradually, biochemical pre-selection district, mud membrane intergrowth district first and mud membrane intergrowth district second are inside to be filled with polyurethane filler, biological gathering district inside is filled with porous mineral filler, mud-water separation district inside is provided with integrated precipitation device, control equipment district is provided with PLC control system and aeration pump, the aeration pump passes through the pipeline intercommunication in mud membrane intergrowth district first, mud membrane intergrowth district second and biological gathering district, mud-water separation district passes through the back flow and connects in biochemical pre-selection district and mud membrane intergrowth district first.
Preferably, a first stirrer and a second stirrer are respectively arranged at the bottoms of the biochemical pre-selection area and the mud membrane symbiotic area.
Preferably, a microporous aeration disc is arranged at the bottom of the sludge membrane symbiotic region II, a nanometer aeration pipe is arranged at the bottom of the biological aggregation region, and the microporous aeration disc and the nanometer aeration pipe are connected with an aeration pump through pipelines.
Preferably, the integrated sedimentation device adopts an inclined plate sedimentation or membrane filtration device.
The beneficial effects of the utility model are as follows: according to the utility model, a single biological treatment mode is canceled, a mud film symbiotic environment is formed, and the removal effect of pollutants such as ammonia nitrogen is improved; compared with the traditional combined filler and elastic filler, the polyurethane filler is selected, so that the surface area is greatly increased, meanwhile, the unnecessary construction of biological filler brackets and the like is reduced, and the service life of the biological film reaches 20 years or more; meanwhile, the porous mineral filler is selected, and the porous mineral filler has certain porosity and rough and microporous surface, so that the porous mineral filler is particularly suitable for growth and propagation of microorganisms on the surface of the porous mineral filler to form a biological film, and meanwhile, the surface of the porous mineral filler has positive charges, so that the porous mineral filler is beneficial to the fixation and growth of the microorganisms, has strong hydrophilicity, and has a large amount and high speed of the attached biological film, thereby greatly increasing the biodiversity and the biomass, and improving the biochemical removal effect.
Drawings
The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
FIG. 1 is a schematic structural diagram of a high ammonia nitrogen sludge membrane double-effect fast-growing method treatment device.
The reference numerals shown in the figures are represented as: 1. a biochemical pre-selection area; 2. a first mud film symbiotic area; 3. a mud film symbiotic area II; 4. a bioaggregation area; 5. a mud-water separation zone; 6. a sludge storage area; 7. a control device area; 8. a PLC control system; 9. polyurethane filler; 10. a first agitator; 11. a second stirrer; 12. a microporous aeration disc; 13. a porous mineral filler; 14. a nano aeration pipe; 15. integrating a precipitation device; 16. a reflow device; 17. and (5) an aeration pump.
Detailed Description
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Referring to fig. 1, the structure of the present utility model is: the utility model provides a high ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus, including biochemical pre-selection district 1 that sets gradually, mud membrane intergrowth district first 2, mud membrane intergrowth district second 3, biological gathering district 4, mud-water separation district 5, mud storage district 6 and control equipment district 7, biochemical pre-selection district 1, mud membrane intergrowth district first 2 and mud membrane intergrowth district second 3 inside are filled with polyurethane filler 9, biological gathering district 4 inside is filled with porous mineral filler 13, mud-water separation district 5 inside is provided with integrated precipitation device 15, control equipment district 7 is provided with PLC control system 8 and aeration pump 17, aeration pump 17 communicates in mud membrane intergrowth district first 2, mud membrane intergrowth district second 3 and biological gathering district 4 through the pipeline, mud-water separation district 5 is connected in biochemical pre-selection district 1 and mud membrane intergrowth district first 2 through back flow 16. Specifically, polyurethane biological filler is selected in the biochemical pre-selection area 1, the first mud film symbiotic area 2 and the second mud film symbiotic area 3, and compared with the traditional biological filler, the polyurethane biological filler has the advantages of high porosity, good wear resistance, good hydrophilicity, high microorganism adhesion rate and the like. As a carrier of microorganisms, affects the growth, reproduction, shedding and morphology of the microorganisms; secondly, the carrier plays a role in adsorbing and intercepting suspended matters in the sewage; the carrier again plays roles of cutting and blocking bubbles, so that the residence time of the bubbles in the water body and the contact surface area of gas and liquid can be increased, and the mass transfer efficiency is improved. The carrier has very important influence and significance on the operation effect and energy consumption of the biological contact oxidation process. The polyurethane filler carrier is introduced with a concept of 'suspension space', so that space obstacle is reduced, a wide metabolic proliferation space is provided for microorganism culture, sewage, air and microorganisms can be fully contacted and exchanged, and a biological film can keep good activity and void variability and is not adhered to form a cluster. The density of the carrier is close to that of water, and the carrier is in a suspension shape in the water, so that the carrier has the characteristics of large specific surface area, high biomass in unit volume, uniform contact, high mass transfer speed, low pressure loss and the like. The polyurethane filler can maintain high-concentration biomass, so that the polyurethane filler has the advantages of large volume load, small occupied area, low construction cost, high impact load resistance, no sludge expansion, high oxygen utilization rate, low running cost and the like. The biological aggregation area 4 is internally provided with porous mineral biological filler which has certain porosity and rough and microporous surface, the characteristics are particularly suitable for the growth and propagation of microorganisms on the surface of the porous mineral biological filler to form a biological film, meanwhile, the surface of the filler is provided with positive charges, the fixation growth of the microorganisms is facilitated, the hydrophilicity is strong, the attached biological film is large in quantity and high in speed, the biological diversity and the biological quantity are greatly increased, and the biochemical removal effect is improved. The main structure of the equipment can be made of various materials such as carbon steel, PP, stainless steel and the like, can be used for wastewater with different properties in different industries, is square, and is convenient to process and transport. Each partition can be flexibly combined, stirring, aeration/stirring alternation, oxygenation and mud-water separation are respectively realized, and by creating double anaerobic-anoxic-aerobic circulation, the advantages of the traditional denitrification and dephosphorization process are brought into play, the problems of incomplete reflux of digestive juice and insufficient utilization of organic matters in the traditional process are solved, and the ammonia nitrogen removal effect is greatly improved.
Further, the bottoms of the biochemical pre-selection area 1 and the sludge membrane symbiotic area 2 are respectively provided with a first stirrer 10 and a second stirrer 11. Specifically, the first stirrer 10 is used for stirring in the biological pre-selection zone 1, and the second stirrer 11 is used for stirring and aeration by the aeration pump 17 are used for aeration alternately in the first mud membrane symbiotic zone 2.
Further, a microporous aeration disc 12 is arranged at the bottom of the second mud film symbiotic area 3, a nanometer aeration tube 14 is arranged at the bottom of the biological aggregation area 4, and the microporous aeration disc 12 and the nanometer aeration tube 14 are connected with an aeration pump 17 through pipelines. Specifically, the nano aerator pipe 14 utilizes the synergistic effect of the ultra-dissolution and air release technology and the nano dispersion technology to preliminarily compress air into a large amount of 0.25mm bubbles, then utilizes a release system to highly disperse the bubbles through gas phase and liquid phase under the condition of semi-vacuum to generate micron-sized bubbles and nano-sized bubbles with diameters smaller than 3um, and releases the bubbles into a water body, thereby achieving the effect of rapid oxygenation, improving the oxygen utilization rate and greatly reducing the energy consumption of the aerator.
Further, the integrated sedimentation device 15 adopts a sloping plate sedimentation or membrane filtration device. The sludge and the clean water are separated in the sludge-water separation area 5 through the integrated sedimentation device 15, the sludge is discharged into the sludge storage area 6 for centralized treatment, the clean water is discharged or recycled up to the standard, the integrated sedimentation device 15 can freely select an inclined plate sedimentation or membrane filtration device according to the standard of discharged or recycled water, and different requirements of discharge or recycling can be met.
The utility model has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the utility model, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments.
Claims (4)
1. A high ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus which characterized in that: including biochemical pre-selection district (1), mud membrane intergrowth district (2), mud membrane intergrowth district two (3), biological accumulation district (4), mud water separation district (5), mud storage district (6) and controlgear district (7) that set gradually, biochemical pre-selection district (1), mud membrane intergrowth district one (2) and mud membrane intergrowth district two (3) inside packing have polyurethane filler (9), biological accumulation district (4) inside packing has porous mineral filler (13), mud water separation district (5) inside is provided with integrated sediment device (15), controlgear district (7) are provided with PLC control system (8) and aeration pump (17), aeration pump (17) are through pipeline intercommunication in mud membrane intergrowth district one (2), mud membrane intergrowth district two (3) and biological accumulation district (4), mud water separation district (5) are connected in biochemical pre-selection district (1) and mud membrane intergrowth district one (2) through back flow (16).
2. The high ammonia nitrogen mud membrane double-effect rapid-growth method treatment device according to claim 1, which is characterized in that: the bottoms of the biochemical pre-selection area (1) and the first mud film symbiotic area (2) are respectively provided with a first stirrer (10) and a second stirrer (11).
3. The high ammonia nitrogen mud membrane double-effect rapid-growth method treatment device according to claim 1, which is characterized in that: the bottom of the sludge film symbiotic area II (3) is provided with a microporous aeration disc (12), the bottom of the biological aggregation area (4) is provided with a nanometer aeration pipe (14), and the microporous aeration disc (12) and the nanometer aeration pipe (14) are connected with an aeration pump (17) through pipelines.
4. The high ammonia nitrogen mud membrane double-effect rapid-growth method treatment device according to claim 1, which is characterized in that: the integrated sedimentation device (15) adopts an inclined plate sedimentation or membrane filtration device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320562513.6U CN220132004U (en) | 2023-03-21 | 2023-03-21 | High ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320562513.6U CN220132004U (en) | 2023-03-21 | 2023-03-21 | High ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus |
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| Publication Number | Publication Date |
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| CN220132004U true CN220132004U (en) | 2023-12-05 |
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| CN202320562513.6U Active CN220132004U (en) | 2023-03-21 | 2023-03-21 | High ammonia nitrogen mud membrane double-effect fast-growing method processing apparatus |
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| Country | Link |
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| CN (1) | CN220132004U (en) |
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- 2023-03-21 CN CN202320562513.6U patent/CN220132004U/en active Active
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