CN216808426U - Multistage waste water purification device - Google Patents
Multistage waste water purification device Download PDFInfo
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- CN216808426U CN216808426U CN202220552616.XU CN202220552616U CN216808426U CN 216808426 U CN216808426 U CN 216808426U CN 202220552616 U CN202220552616 U CN 202220552616U CN 216808426 U CN216808426 U CN 216808426U
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- 238000000746 purification Methods 0.000 title claims abstract description 100
- 239000002351 wastewater Substances 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- 239000010865 sewage Substances 0.000 claims abstract description 51
- 238000002156 mixing Methods 0.000 claims abstract description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000002808 molecular sieve Substances 0.000 claims abstract description 16
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000002585 base Substances 0.000 claims description 38
- 238000003756 stirring Methods 0.000 claims description 25
- 239000012535 impurity Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 15
- 239000013043 chemical agent Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 238000005496 tempering Methods 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 238000011049 filling Methods 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000012670 alkaline solution Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003818 cinder Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of wastewater treatment equipment, in particular to a multistage wastewater purification device, which comprises a purification box and an acid-base mixing box which are communicated through a conveying pipeline, wherein the interior of the purification box is divided into an upper purification chamber, a middle purification chamber and a lower purification chamber from top to bottom, vertical baffles are arranged in the upper purification chamber, the middle purification chamber and the lower purification chamber, the baffles divide the interior of the upper purification chamber into an upper purification cavity and an upper water storage cavity which are communicated with each other, the interior of the middle purification chamber is divided into a middle purification cavity and a middle water storage cavity which are communicated with each other, the interior of the lower purification chamber is divided into a lower purification cavity and a lower water storage cavity which are communicated with each other, and a filter screen assembly, an active carbon assembly and a molecular sieve assembly are arranged in the purification box. Greatly improving the sewage treatment efficiency and quality.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment equipment, in particular to a multistage wastewater purification device.
Background
At present, industrial sewage treatment is accepted by each mill, and traditional treatment mode is to discharge used sewage into the treatment tank, deposits and the medicament is handled in the treatment tank, discharges into again and carries out separation work among the processing apparatus, finally discharges, so not only need on a large scale the place to carry out the device and arrange, all need transport and detect between each process moreover, influence sewage treatment's efficiency, and then influence the economic benefits of enterprise.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multi-stage wastewater purification device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the multi-stage wastewater purification device comprises a purification box and an acid-base blending box which are communicated through a conveying pipeline, wherein a water inlet mechanism capable of filtering sewage is arranged at the side end of the purification box, a plurality of clapboards are arranged in the purification box in parallel, and the inner part of the purification box is divided into an upper purification chamber, a middle purification chamber and a lower purification chamber from top to bottom by the clapboards;
the upper purifying chamber, the middle purifying chamber and the lower purifying chamber are respectively provided with a vertical baffle plate, the baffle plate divides the interior of the upper purifying chamber into an upper purifying cavity and an upper water storage cavity which are communicated with each other, the interior of the middle purifying chamber is divided into a middle purifying cavity and a middle water storage cavity which are communicated with each other, the interior of the lower purifying chamber is divided into a lower purifying cavity and a lower water storage cavity which are communicated with each other, the upper water storage cavity is communicated with the middle purifying cavity through a pipeline provided with a three-way electromagnetic valve I, the middle water storage cavity is communicated with the lower purifying cavity through a pipeline provided with a three-way electromagnetic valve II, the lower water storage cavity is communicated with a conveying pipeline through a one-way electromagnetic valve, the other outlets of the three-way electromagnetic valve I and the three-way electromagnetic valve II are respectively communicated with the conveying pipeline through pipelines, and the end part of the water inlet mechanism is communicated with the upper purifying cavity;
the purification box is internally provided with a filter screen assembly, an activated carbon assembly and a molecular sieve assembly, and the filter screen assembly is arranged in the upper purification cavity and is used for filtering impurities in water flowing into the upper water storage cavity from the upper purification cavity; the active carbon assembly is arranged in the middle purification cavity and is used for adsorbing impurities in water flowing into the middle water storage cavity from the middle purification cavity; the molecular sieve component is arranged in the lower purification cavity and is used for adsorbing ions in water flowing into the lower water storage cavity from the lower purification cavity.
Preferably, the filter screen assembly comprises a hollow pipe and a cylindrical filter screen layer coated on the outer wall of the hollow pipe; the active carbon component comprises a hollow pipe and a cylindrical active carbon adsorption layer arranged on the outer wall of the hollow pipe; the molecular sieve component comprises a hollow pipe and a cylindrical molecular sieve layer arranged on the outer wall of the hollow pipe;
the side wall of the hollow pipe is provided with dense through holes, and the end part of the hollow pipe is connected with the baffle and penetrates through the baffle.
Preferably, the mechanism of intaking includes the U-shaped water pipe, the end of U-shaped water pipe with go up the purification chamber intercommunication, the bottom of U-shaped water pipe is equipped with a convex hemisphere structure downwards, be equipped with in the hemisphere structure and separate the fender filter screen, separate and keep off the filter screen and be arranged in separating the big granule impurity of aquatic and keep off and collect in the hemisphere structure, the bottom of hemisphere structure is equipped with the slag notch.
Preferably, be equipped with rabbling mechanism in the acid-base tempering tank, the upper end of acid-base tempering tank is equipped with the sour fluid reservoir that is used for filling acidic chemical agent and is used for filling alkaline chemical agent's alkali lye tank, and sour fluid reservoir and alkali lye tank are all through annotating liquid pipe and acid-base tempering tank intercommunication, and annotate and be equipped with solenoid valve on the liquid pipe, the upper end of acid-base tempering tank is equipped with the detector that is used for carrying out the detection to the pH valve of water, and the sense terminal of detector runs through the acid-base tempering tank to extend to in the acid-base tempering tank.
Preferably, the stirring mechanism comprises a stirring motor and a stirring assembly, the stirring assembly is vertically rotatably installed in the acid-base blending box, the stirring motor is installed at the upper end of the acid-base blending box, and the driving end of the stirring motor is connected with the end of the stirring assembly.
Preferably, the lower end of the acid-base blending box is provided with a drainage component.
When the multi-stage sewage purification device is used, the multi-stage sewage purification device is used for carrying out multi-stage filtration and purification on sewage, when the multi-stage sewage purification device is used, the sewage flows in from an inlet of a U-shaped water pipe, large-particle impurities and suspended matters are intercepted in a hemispheroid structure under the action of a blocking filter screen, then the sewage is subjected to centralized treatment through a slag discharge port, the sewage entering an upper purification cavity is intercepted in the upper purification cavity under the action of a cylindrical filter screen layer, so that the impurities and the suspended matters with smaller particles are intercepted in the upper purification cavity under the action of the cylindrical filter screen layer, and a cleaning window can be arranged at the upper end of the upper purification cavity and used for periodically cleaning the impurities and the suspended matters; the sewage enters the upper water storage cavity, the outlet of the first three-way electromagnetic valve can be selectively opened according to the requirements of sewage treatment, when impurities in the sewage can be removed through filtration, the sewage in the upper water storage cavity can be directly introduced into the acid-base tempering tank through the conveying pipeline, if the sewage needs to be subjected to secondary treatment, the sewage in the upper water storage cavity is introduced into the middle purification cavity, the impurities in the sewage can be adsorbed through the adsorption of the cylindrical activated carbon layer, so that the sewage is subjected to secondary treatment, if the next purification treatment is not needed, the sewage in the middle water storage cavity can be introduced into the acid-base tempering tank through the conveying pipeline by opening the corresponding outlet of the second three-way electromagnetic valve, if the next purification treatment is needed, the sewage in the middle water storage cavity is introduced into the lower purification cavity, and heavy metal ions in the sewage are adsorbed through the cylindrical molecular sieve layer, finally, water in the lower water storage cavity is introduced into the acid-base mixing tank through a conveying pipeline through a one-way electromagnetic valve;
by the mode, the flexibility of the device is greatly improved when the device is used, corresponding procedures can be reasonably selected according to the actual condition of sewage to treat the sewage, and the efficiency and quality of sewage treatment are improved;
when the water is acidic, a pump body in the lye tank can be opened to introduce an alkaline chemical agent into the water; when water is alkaline, can open the pump body in the sour fluid reservoir and let in acid chemical agent to the aquatic, through starting agitator motor for the stirring subassembly rotates, and the efficient of being convenient for realizes the mixture of water and alkaline chemical agent or acid chemical agent, when the detector shows that the Ph value of water reaches the Ph value of reasonable emission, opens the emission subassembly, can discharge water.
The utility model has simple structure, can carry out multi-stage filtration and purification treatment on the sewage, has higher flexibility when in use compared with the prior art, and greatly improves the treatment efficiency and treatment quality of the sewage.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of FIG. 1;
wherein:
1-U-shaped water pipe, 2-hemispheroid structure, 3-slag discharge port, 4-blocking filter screen, 5-purification tank, 6-upper purification chamber, 7-upper water storage chamber, 8-hollow pipe, 9-cylindrical filter screen layer, 10-three-way electromagnetic valve I, 11-middle purification chamber, 12-middle water storage chamber, 13-cylindrical activated carbon adsorption layer, 14-three-way electromagnetic valve II, 15-lower purification chamber, 16-lower water storage chamber, 17-cylindrical molecular sieve layer, 18-one-way electromagnetic valve, 19-conveying pipeline, 20-acid-base mixing tank, 21-stirring motor, 22-stirring assembly, 23-detector, 24-acid liquid tank, 25-electromagnetic valve, 26-alkali liquid tank and 27-drainage assembly.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and not for the purpose of limiting the same, the same is shown by way of illustration only and not in the form of limitation; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 and 2, a multi-stage wastewater purification device is provided, which comprises a purification box 5 and an acid-base blending box 20 which are communicated through a conveying pipeline 19, wherein a water inlet mechanism capable of filtering sewage is arranged at the side end of the purification box 5, a plurality of partition plates are arranged in the purification box 5 in parallel, and the interior of the purification box 5 is divided into an upper purification chamber, a middle purification chamber and a lower purification chamber from top to bottom by the partition plates;
the upper purifying chamber, the middle purifying chamber and the lower purifying chamber are respectively provided with a vertical baffle plate, the baffle plate divides the interior of the upper purifying chamber into an upper purifying cavity 6 and an upper water storage cavity 7 which are communicated with each other, the interior of the middle purifying chamber is divided into a middle purifying cavity 11 and a middle water storage cavity 12 which are communicated with each other, the interior of the lower purifying chamber is divided into a lower purifying cavity 15 and a lower water storage cavity 16 which are communicated with each other, the upper water storage cavity 7 and the middle purifying cavity 11 are communicated through a pipeline provided with a three-way electromagnetic valve I10, the middle water storage cavity 12 and the lower purifying cavity 15 are communicated through a pipeline provided with a three-way electromagnetic valve II 14, the lower water storage cavity 16 is communicated with a conveying pipeline 19 through a one-way electromagnetic valve 18, the other outlets of the three-way electromagnetic valve I10 and the three-way electromagnetic valve II 14 are respectively communicated with the conveying pipeline 19, and the end part of the water inlet mechanism is communicated with the upper purifying cavity 6;
a filter screen assembly, an activated carbon assembly and a molecular sieve assembly are arranged in the purification box 5, and the filter screen assembly is arranged in the upper purification cavity 6 and is used for filtering impurities in water flowing into the upper water storage cavity 7 from the upper purification cavity 6; the activated carbon component is arranged in the middle purification cavity 11 and is used for adsorbing impurities in water flowing into the middle water storage cavity 12 from the middle purification cavity 11; the molecular sieve component is arranged in the lower purifying cavity 15 and is used for adsorbing ions in water flowing into the lower water storage cavity 16 from the lower purifying cavity 15.
In the embodiment, the filter screen assembly comprises a hollow tube 8 and a cylindrical filter screen layer 9 coated on the outer wall of the hollow tube 8; the active carbon component comprises a hollow pipe 8 and a cylindrical active carbon adsorption layer 13 arranged on the outer wall of the hollow pipe; the molecular sieve component comprises a hollow pipe 8 and a cylindrical molecular sieve layer 17 arranged on the outer wall of the hollow pipe 8;
the side wall of the hollow pipe 8 is provided with dense through holes, and the end part of the hollow pipe 8 is connected with the baffle and penetrates through the baffle.
In this embodiment, the mechanism of intaking includes U-shaped water pipe 1, the end of U-shaped water pipe 1 with go up purification chamber 6 intercommunication, the bottom of U-shaped water pipe 1 is equipped with a convex hemisphere structure 2 downwards, be equipped with in hemisphere structure 2 and separate fender filter screen 4, separate to keep off filter screen 4 and be arranged in separating the big granule impurity of aquatic and keep off and collect in hemisphere structure 2, hemisphere structure 2's bottom is equipped with row cinder notch 3.
In this embodiment, be equipped with rabbling mechanism in the acid-base blending case 20, the upper end of acid-base blending case 20 is equipped with the acidizing fluid jar 24 that is used for filling acid chemical agent and the alkaline solution jar 26 that is used for filling alkaline chemical agent, and acidizing fluid jar 24 and alkaline solution jar 26 are all through annotating liquid pipe and acid-base blending case 20 intercommunication, and annotate the liquid and be equipped with solenoid valve 25 on the pipe, the upper end of acid-base blending case 20 is equipped with the detector 23 that is used for carrying out the detection to the pH value of water, and the sense terminal of detector 23 runs through acid-base blending case 20 to extend to in the acid-base blending case 20.
In this embodiment, the stirring mechanism includes stirring motor 21 and stirring subassembly 22, stirring subassembly 22 vertical rotation is installed in acid-base blending box 20, stirring motor 21 installs in the upper end of acid-base blending box 20, and the drive end with the tip of stirring subassembly 22 is connected.
In this embodiment, the lower end of the acid-base regulation tank 20 is provided with a drainage assembly 27.
When the multi-stage sewage purification device is used, sewage is subjected to multi-stage filtration and purification, when the multi-stage sewage purification device is used, the sewage flows in from an inlet of the U-shaped water pipe 1, large-particle impurities and suspended matters are intercepted in the hemispherical structure 2 under the action of the blocking filter screen 4, then concentrated treatment is carried out through the slag discharge port 3, the sewage entering the upper purification cavity 6 is intercepted in the upper purification cavity 6 under the action of the cylindrical filter screen layer 9, and the impurities and the suspended matters with smaller particles are intercepted in the upper purification cavity 6 under the action of the cylindrical filter screen layer, so that a cleaning window can be formed at the upper end of the upper purification cavity 6 and used for periodically cleaning the impurities and the suspended matters; the sewage enters the upper water storage cavity 7, the outlet of the three-way electromagnetic valve I10 can be selectively opened according to the requirement of sewage treatment, when impurities in the sewage can be removed by filtering, the sewage in the upper water storage cavity 7 can be directly led into the acid-base mixing box 20 through the conveying pipeline 19, if the sewage needs to be subjected to secondary treatment, the sewage in the upper water storage cavity 7 is led into the middle purification cavity 11, the impurities in the sewage can be adsorbed through the adsorption of the cylindrical activated carbon layer 13, so that the sewage is subjected to secondary treatment, if the next purification treatment is not needed, the sewage in the middle water storage cavity 12 can be led into the acid-base mixing box 20 through the conveying pipeline 19 by opening the corresponding outlet of the three-way electromagnetic valve II 14, if the next purification treatment is needed, the sewage in the middle water storage cavity 12 is led into the lower purification cavity 15, and heavy metal ions in the sewage are adsorbed through the cylindrical molecular sieve layer 17, finally, water in the lower water storage cavity 16 is introduced into an acid-base mixing tank 20 through a delivery pipe 19 by a one-way electromagnetic valve 18;
by the mode, the flexibility of the device is greatly improved when the device is used, corresponding procedures can be reasonably selected according to the actual condition of sewage to treat the sewage, and the efficiency and quality of sewage treatment are improved;
when water enters the acid-base blending tank 20, the detector 23 can detect the pH value of the water in time, and when the water is acidic, the pump body in the lye tank 26 can be opened to introduce the alkaline chemical agent into the water; when water is alkaline, can open the pump body in sour fluid reservoir 24 and let in acid chemical agent to the aquatic for stirring subassembly 22 rotates through starting agitator motor 21, the efficient mixture of realizing water and alkaline chemical agent or acid chemical agent of being convenient for, when the detector shows that the Ph value of water reaches the Ph value of reasonable emission, opens the emission subassembly, can discharge water.
The utility model has simple structure, can carry out multi-stage filtration and purification treatment on the sewage, has higher flexibility when in use compared with the prior art, and greatly improves the treatment efficiency and treatment quality of the sewage.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A multi-stage wastewater purification device comprises a purification box (5) and an acid-base blending box (20) which are communicated through a conveying pipeline (19), and is characterized in that a water inlet mechanism capable of filtering sewage is arranged at the side end of the purification box (5), a plurality of partition plates are arranged in the purification box (5) in parallel, and the interior of the purification box (5) is divided into an upper purification chamber, a middle purification chamber and a lower purification chamber from top to bottom by the partition plates;
the upper purifying chamber, the middle purifying chamber and the lower purifying chamber are respectively provided with a vertical baffle plate, the baffle plate divides the interior of the upper purifying chamber into an upper purifying cavity (6) and an upper water storage cavity (7) which are communicated with each other, the interior of the middle purifying chamber is divided into a middle purifying cavity (11) and a middle water storage cavity (12) which are communicated with each other, the interior of the lower purifying chamber is divided into a lower purifying cavity (15) and a lower water storage cavity (16) which are communicated with each other, the upper water storage cavity (7) is communicated with the middle purifying cavity (11) through a pipeline provided with a three-way electromagnetic valve I (10), the middle water storage cavity (12) is communicated with the lower purifying cavity (15) through a pipeline provided with a three-way electromagnetic valve II (14), the lower water storage cavity (16) is communicated with a conveying pipeline (19) through a one-way electromagnetic valve (18), and the other outlets of the three-way electromagnetic valve I (10) and the three-way electromagnetic valve II (14) are respectively communicated with the conveying pipeline (19), the end part of the water inlet mechanism is communicated with the upper purifying cavity (6);
a filter screen assembly, an activated carbon assembly and a molecular sieve assembly are arranged in the purification box (5), and the filter screen assembly is arranged in the upper purification cavity (6) and is used for filtering impurities in water flowing into the upper water storage cavity (7) from the upper purification cavity (6); the activated carbon assembly is arranged in the middle purification cavity (11) and is used for adsorbing impurities in water flowing into the middle water storage cavity (12) from the middle purification cavity (11); the molecular sieve component is arranged in the lower purification cavity (15) and is used for adsorbing ions in water flowing into the lower water storage cavity (16) from the lower purification cavity (15).
2. The multistage wastewater purification apparatus as claimed in claim 1, wherein the screen assembly comprises a hollow tube (8) and a cylindrical screen layer (9) coated on the outer wall of the hollow tube (8); the active carbon component comprises a hollow pipe (8) and a cylindrical active carbon adsorption layer (13) arranged on the outer wall of the hollow pipe (8); the molecular sieve component comprises a hollow pipe (8) and a cylindrical molecular sieve layer (17) arranged on the outer wall of the hollow pipe (8);
the side wall of the hollow pipe (8) is provided with dense through holes, and the end part of the hollow pipe (8) is connected with the baffle and penetrates through the baffle.
3. The multistage wastewater purification device according to claim 1, wherein the water inlet mechanism comprises a U-shaped water pipe, the end of the U-shaped water pipe (1) is communicated with the upper purification cavity (6), a downwardly convex hemisphere structure (2) is arranged at the bottom of the U-shaped water pipe (1), a separation filter screen (4) is arranged in the hemisphere structure (2), the separation filter screen (4) is used for separating and collecting large granular impurities in water in the hemisphere structure (2), and a slag discharge port (3) is arranged at the bottom of the hemisphere structure (2).
4. The multi-stage wastewater purification device according to claim 1, wherein a stirring mechanism is arranged in the acid-base mixing tank (20), an acid liquid tank (24) for filling an acidic chemical agent and an alkali liquid tank (26) for filling an alkaline chemical agent are arranged at the upper end of the acid-base mixing tank (20), the acid liquid tank (24) and the alkali liquid tank (26) are both communicated with the acid-base mixing tank (20) through liquid injection pipes, electromagnetic valves (25) are arranged on the liquid injection pipes, a detector (23) for detecting the pH value of water is arranged at the upper end of the acid-base mixing tank (20), and a detection end of the detector (23) penetrates through the acid-base mixing tank (20) and extends into the acid-base mixing tank (20).
5. The multi-stage wastewater purification device according to claim 4, wherein the stirring mechanism comprises a stirring motor (21) and a stirring component (22), the stirring component (22) is vertically and rotatably installed in the acid-base blending tank (20), the stirring motor (21) is installed at the upper end of the acid-base blending tank (20), and the driving end of the stirring motor is connected with the end of the stirring component (22).
6. The multi-stage wastewater purification apparatus as claimed in claim 4, wherein a drain assembly (27) is provided at a lower end of the acid-base tempering tank (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220552616.XU CN216808426U (en) | 2022-03-14 | 2022-03-14 | Multistage waste water purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220552616.XU CN216808426U (en) | 2022-03-14 | 2022-03-14 | Multistage waste water purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216808426U true CN216808426U (en) | 2022-06-24 |
Family
ID=82044707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220552616.XU Expired - Fee Related CN216808426U (en) | 2022-03-14 | 2022-03-14 | Multistage waste water purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216808426U (en) |
-
2022
- 2022-03-14 CN CN202220552616.XU patent/CN216808426U/en not_active Expired - Fee Related
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Granted publication date: 20220624 |