CN112645480A - Zinc-containing sewage treatment system - Google Patents
Zinc-containing sewage treatment system Download PDFInfo
- Publication number
- CN112645480A CN112645480A CN201910964973.XA CN201910964973A CN112645480A CN 112645480 A CN112645480 A CN 112645480A CN 201910964973 A CN201910964973 A CN 201910964973A CN 112645480 A CN112645480 A CN 112645480A
- Authority
- CN
- China
- Prior art keywords
- zinc
- sampling box
- sedimentation tank
- tank
- treatment system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011701 zinc Substances 0.000 title claims abstract description 41
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 38
- 239000010865 sewage Substances 0.000 title claims abstract description 29
- 238000005070 sampling Methods 0.000 claims abstract description 56
- 238000004062 sedimentation Methods 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002351 wastewater Substances 0.000 claims abstract description 21
- 239000010802 sludge Substances 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000004065 wastewater treatment Methods 0.000 claims description 8
- 210000000883 ear external Anatomy 0.000 claims description 7
- 239000008394 flocculating agent Substances 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 3
- 239000011790 ferrous sulphate Substances 0.000 claims description 3
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 3
- 238000005189 flocculation Methods 0.000 claims description 3
- 230000016615 flocculation Effects 0.000 claims description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 3
- GRLPQNLYRHEGIJ-UHFFFAOYSA-J potassium aluminium sulfate Chemical compound [Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRLPQNLYRHEGIJ-UHFFFAOYSA-J 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000029219 regulation of pH Effects 0.000 claims description 2
- 230000001112 coagulating effect Effects 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 8
- 230000015271 coagulation Effects 0.000 abstract description 5
- 238000005345 coagulation Methods 0.000 abstract description 5
- 239000003795 chemical substances by application Substances 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010979 pH adjustment Methods 0.000 description 5
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 150000002505 iron Chemical class 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
Abstract
The invention discloses a zinc-containing sewage treatment system, which comprises a wastewater collecting tank, a PH regulating tank, a coagulation tank, a sedimentation tank and a sludge tank, wherein the PH regulating tank is connected to a PH regulating and adding device through a pipeline, the sedimentation tank is connected with an external clean water tank, a PAC adding device, a PAM adding device and a heavy-duty agent adding device, regulating ball valves are arranged on the adding devices, a sampling device is arranged in the sedimentation tank, the sampling device comprises a sampling box, a screw rod and a polished rod are arranged on the sampling box in a penetrating way, and the sampling box moves up and down along the polished rod; the sampling device is used for collecting and detecting water samples at different depths in the sedimentation tank, and the addition amount of the external adding device is adjusted.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a zinc-containing sewage treatment system.
Background
The method is characterized in that zinc is one of important non-ferrous metal mineral products in China, the consumption of zinc is remarkably increased and the resource advantages are gradually weakened in the long-term high-strength development of zinc resources in China, the research on recycling zinc from zinc-containing waste materials is very important in the United states, Japan and European countries, the recycled zinc almost accounts for more than three times of the total zinc yield in the whole world at present, the recycled zinc industry in China starts late, the recycled zinc industry still has great development potential, about half of the total consumption of zinc in the world is used for zinc plating, the pH value of the electroplating zinc-containing waste water is about 4-5, the concentration of zinc in the waste water is about 25-800 mg.L < -1 >, how to recycle various zinc-containing secondary resources, and the method has very important significance in realizing the recycling of the electroplating zinc-containing.
In the prior art, a chemical precipitation method is mostly adopted for treating zinc-containing wastewater, a heavy-duty agent is added into sewage to perform a complex reaction on zinc ions in the sewage, so that the content of the zinc ions in the sewage is reduced, and the content of the zinc ions is reduced to a dischargeable content.
In the prior art, the PH value of sewage and the amount of zinc in the interior need to be adjusted to the treatment of zinc-containing waste water, and in the prior art, the treatment of zinc-containing sewage is carried out in the sedimentation tank mostly, and the zinc content of different positions is different, and the zinc content of sewage at a plurality of positions in the sewage tank needs to be detected during discharge to control the addition of the recapture agent, and in the prior art, the detection of the zinc content of sewage at different positions in the sewage is not adopted.
Disclosure of Invention
In order to overcome the technical problem that the zinc content in different parts in the sewage sedimentation tank is difficult to detect in the prior art, the invention provides a zinc-containing sewage treatment system with convenient detection.
The technical scheme adopted by the invention for solving the technical problems is as follows: a zinc-containing sewage treatment system comprises a wastewater collecting tank, a PH regulating tank, a coagulation tank, a sedimentation tank and a sludge tank, wherein the wastewater collecting tank, the PH regulating tank, the coagulation tank, the sedimentation tank and the sludge tank are connected through pipelines, the PH regulating tank is connected to a PH regulation adding device through a pipeline, the sedimentation tank is connected with an external clean water tank, a PAC adding device, a PAM adding device and a recapture agent adding device, regulating ball valves are arranged on the adding devices, a sampling device is arranged in the sedimentation tank, the sampling device comprises a sampling box, a lead screw and a polished rod are arranged on the sampling box in a penetrating way, and the sampling box moves up and down along the polished rod;
sampling device gathers the water sample of the different degree of depth in to the sedimentation tank and detects, adjusts the addition of outside interpolation device.
Preferably, the flocculating agent added into the flocculation tank comprises iron salt, aluminum salt and high molecular substance.
Preferably, the flocculant comprises one or more of aluminum sulfate, potassium aluminum sulfate, ferrous sulfate and polyaluminium chloride.
Preferably, be provided with the external ear on the sampling box, the external ear sets up two through-holes and a screw thread at least, threaded hole cover is established on the lead screw, and the through-hole cover is established on the polished rod, the lead screw stretches out sedimentation tank surface part and is provided with the gear, the rotation of lead screw is driven in gear and outside driving gear meshing.
Preferably, the external driving gear is connected with an external motor through a coupling, and the motor is fixed on the sedimentation tank through a casing.
Preferably, the sampling box is hinged with an cover plate, a sealing ring is arranged on the cover plate, a fixing bolt is arranged on the cover plate, a fixing hole is formed in the surface of the sampling box, an internal thread is formed in the fixing hole, and the cover plate is sealed on the surface of the sampling box through threaded engagement of the bolt.
Preferably, a negative pressure air pipe is arranged on the surface of the cover plate of the sampling box.
Preferably, a water inlet is formed in the sampling box, and a differential pressure valve is further arranged on the water inlet.
The invention has the beneficial effects that: a sampling box is arranged in a sedimentation tank in the system, the sampling box is fixed through a polished rod and penetrates through a screw rod, an external ear, a through hole and a threaded hole in the external ear are arranged on the periphery of the sampling box, the polished rod penetrates through the through hole, the screw rod is matched with the threaded hole, the sampling box is driven by an external motor to move up and down on the polished rod, wherein a negative pressure air pipe is connected to the sampling box, the sampling box is a sealed sampling box, a cover plate can be opened, a water inlet is arranged in the sampling box, a differential pressure valve is arranged on the water inlet, when negative pressure vacuum suction is carried out on the outside, the differential pressure valve is opened due to the generated pressure difference, the external sewage enters, the negative pressure is stopped, water flow does not enter, and therefore the sampling box can collect sewage samples in different depths to carry out detection and.
Drawings
FIG. 1 is a schematic diagram of the system.
FIG. 2 is a schematic diagram of the structure of the sedimentation tank of the present invention.
FIG. 3 is a top view of a cartridge.
FIG. 4 is a schematic view of a cartridge configuration.
In the figure 1, a sedimentation tank; 2. a polish rod; 3. a screw rod; 4. a sample cartridge; 5. a first gear; 6. an electric motor; 7. a second gear; 8. an outer ear; 9. a bolt; 10. a fixing hole; 11. a seal ring; 12. a negative pressure trachea; 13. a cover plate; 14. a water inlet pipe; 15. a differential pressure valve.
Detailed Description
The present invention is described in further detail below with reference to specific drawings and examples, which should be understood as illustrative of the present invention and not as limiting the scope of the present invention.
FIG. 1 is a schematic diagram of the sewage treatment process of the system of the present invention, which includes a wastewater collection tank, a pH adjustment tank, a coagulation tank, a sedimentation tank 1 and a sludge tank, wherein the wastewater is transported through a pipeline, ball valves (not shown) are disposed on the connecting pipelines, when the wastewater containing Zn is treated, the wastewater containing Zn is collected first, the impurities in the wastewater are removed first in the wastewater collection tank, the treated wastewater is sent to the pH adjustment tank through a pipeline, wherein the pH adjustment tank is connected with an external pH adjustment adding device, the wastewater containing Zn generally used for acid pickling is acidic wastewater, the wastewater after pH adjustment is sent to the coagulation tank through a pipeline, the internal pollution particles are formed into colloidal precipitate through an external coagulant, and then the wastewater enters the sedimentation tank 1 to perform the most important precipitation step of wastewater treatment, so as to remove the free zinc ions in the wastewater, usually through the outside PAC of pipe connection interpolation device, PAM adds the device, heavy catcher adds device and clean water basin, wherein, these add the device and all pass through pipe connection sedimentation tank 1, are provided with the ball valve on the connecting tube for the content of the additive that the control adds, the control reaction process, sewage after the processing gets into the mud sewage pond, under external water pump effect, discharges the clear water on upper strata, mud stays in the mud pond, cleans and clears away the mud in the mud pond.
Furthermore, the flocculating agent added into the flocculation tank comprises iron salt, aluminum salt and high molecular substances, and the flocculating agent comprises one or more of aluminum sulfate, potassium aluminum sulfate, ferrous sulfate and polyaluminium chloride.
Because the reaction in the sedimentation tank 1 needs time, and an accelerating reaction device is not arranged in the general sedimentation tank 1, the reaction speeds of different depth positions are not necessarily the same, only the zinc content of the water sample on the surface of the sedimentation tank 1 is inevitably unreliable, therefore, in order to control the reaction process in the sedimentation tank 1, a sampling device for collecting the water samples in different depth positions is arranged in the sedimentation tank 1, the sampling device is a sealed sampling box 4, a water inlet and a cover plate 13 which can be opened are arranged in the sampling box 4, the sampling box 4 is provided with a plurality of outer lugs 8, wherein the outer lugs 8 are provided with at least two through holes and a threaded hole, at least two polished rods 2 and a lead screw 3 are arranged in the sedimentation tank 1, the through holes on the sampling box 4 are arranged on the polished rods 2 in a penetrating way, the lead screw 3 is matched with the threaded hole, in order to prevent rusting, the polished, lead screw 3 and sampling box 4 are stainless steel, wherein, 1 surface part of the sedimentation tank that 3 stretches out of lead screw has set up first gear 5, first gear 5 and 3 integrated into one piece of lead screw, be provided with motor 6 in 1 outside of sedimentation tank, motor 6 passes through the casing to be fixed on sedimentation tank 1, motor 6 passes through the coupling joint axis of rotation, be provided with in the axis of rotation with the second gear 7 of 5 meshing of first gear, second gear 7 that motor 6 is connected drives lead screw 3 and rotates, cooperation through polished rod 2 and lead screw 3, sampling box 4 can reciprocate on polished rod 2, stop in the position that needs.
Further, for the convenience of intaking, be provided with the water inlet in sampling box 4 bottom, be provided with differential pressure valve 15 on the water inlet, it has apron 13 to articulate on sampling box 4, be provided with negative pressure trachea 12 on apron 13, in order to guarantee the inside leakproofness of sampling box 4, be provided with sealing washer 11 on apron 13's the side all around, be provided with the bolt 9 that runs through on apron 13, be provided with fixed orifices 10 on sampling box 4, be provided with the internal thread on fixed orifices 10, bolt 9 mutually supports with the internal thread, fixed cover 13. Wherein, be provided with differential pressure valve 15 on inlet tube 14, through external intercommunication negative pressure, make the inside negative pressure that forms of sampling box 4, when reaching certain pressure differential, differential pressure valve 15 opens, sewage enters into sampling box 4 in, set up differential pressure valve 15 and can also prevent when sampling box 4 gets into the sewage, sewage enters into to sampling box 4 in from inlet tube 14, can control sampling box 4 and sample in the different degree of depth position of sedimentation tank 1, sewage gathers the completion, stop the negative pressure, direction rotation lead screw 3, take out sampling box 4, open apron 13, detect the sewage of gathering, confirm the zinc content of different degree of depth sewage, with the addition of adjustment outside interpolation device medicament.
Claims (8)
1. The utility model provides a zinciferous sewage treatment system, includes waste water collecting pit, PH equalizing basin, coagulating basin, sedimentation tank and sludge impoundment, its waste water collecting pit, PH equalizing basin, coagulating basin pass through the pipe connection between sedimentation tank and the sludge impoundment, the PH equalizing basin passes through pipe connection to PH regulation and adds the device, external clean water basin is connected to the sedimentation tank, and PAC adds the device, and PAM adds the device and recaptures and adds the device, all is provided with ball control valve, characterized in that on the above-mentioned device that adds: a sampling device is arranged in the sedimentation tank and comprises a sampling box, a screw rod and a polished rod are arranged on the sampling box in a penetrating mode, and the sampling box moves up and down along the polished rod;
sampling device gathers the water sample of the different degree of depth in to the sedimentation tank and detects, adjusts the addition of outside interpolation device.
2. The zinc-containing wastewater treatment system according to claim 1, wherein: the flocculating agent added into the flocculation tank comprises ferric salt, aluminum salt and high molecular substances.
3. The zinc-containing wastewater treatment system according to claim 2, wherein: the flocculating agent comprises one or more of aluminum sulfate, potassium aluminum sulfate, ferrous sulfate and polyaluminium chloride.
4. The zinc-containing wastewater treatment system according to claim 1, wherein: be provided with external ear on the sampling box, external ear sets up two through-holes and a screw thread at least, threaded hole cover is established on the lead screw, and the through-hole cover is established on the polished rod, the lead screw stretches out sedimentation tank surface part and is provided with the gear, gear and outside driving gear meshing drive the rotation of lead screw.
5. The zinc-containing wastewater treatment system according to claim 4, wherein: the external driving gear is connected with an external motor through a coupler, and the motor is fixed on the sedimentation tank through a casing.
6. The zinc-containing wastewater treatment system according to claim 4, wherein: the sampling box is articulated to have an apron, be provided with the sealing washer on the apron, be provided with fixing bolt on the apron, the sampling box surface is provided with the fixed orifices, the fixed orifices sets up the internal thread, the bolt passes through the screw thread interlock and seals up the apron on the sampling box surface.
7. The zinc-containing wastewater treatment system according to claim 4, wherein: and a negative pressure air pipe is arranged on the surface of the sampling box cover plate.
8. The zinc-containing wastewater treatment system according to claim 4, wherein: the sampling box is provided with a water inlet, and the water inlet is also provided with a differential pressure valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964973.XA CN112645480A (en) | 2019-10-11 | 2019-10-11 | Zinc-containing sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964973.XA CN112645480A (en) | 2019-10-11 | 2019-10-11 | Zinc-containing sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112645480A true CN112645480A (en) | 2021-04-13 |
Family
ID=75343544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910964973.XA Pending CN112645480A (en) | 2019-10-11 | 2019-10-11 | Zinc-containing sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112645480A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114315057A (en) * | 2022-03-15 | 2022-04-12 | 武汉科迪智能环境股份有限公司 | Water treatment control method, system, computer equipment and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4100805A (en) * | 1977-04-25 | 1978-07-18 | Cossin George E | Settling basin sampler |
| CN205892929U (en) * | 2016-07-08 | 2017-01-18 | 厦门科滤膜技术有限公司 | Contain zinc effluent disposal system |
| CN207423594U (en) * | 2017-11-09 | 2018-05-29 | 李根华 | A kind of Oilfield Mining Area water quality monitoring sampler |
| CN208350779U (en) * | 2018-05-17 | 2019-01-08 | 杭州启鲲科技有限公司 | A kind of water level water quality detection device |
| CN208517142U (en) * | 2018-06-28 | 2019-02-19 | 宜兴大平杆塔制造有限公司 | Zinc-containing water processing and reclaiming system |
| CN109781467A (en) * | 2019-03-08 | 2019-05-21 | 赵云红 | Water quality distributed detection system and detection method on a kind of sewage Larger water depths direction |
-
2019
- 2019-10-11 CN CN201910964973.XA patent/CN112645480A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4100805A (en) * | 1977-04-25 | 1978-07-18 | Cossin George E | Settling basin sampler |
| CN205892929U (en) * | 2016-07-08 | 2017-01-18 | 厦门科滤膜技术有限公司 | Contain zinc effluent disposal system |
| CN207423594U (en) * | 2017-11-09 | 2018-05-29 | 李根华 | A kind of Oilfield Mining Area water quality monitoring sampler |
| CN208350779U (en) * | 2018-05-17 | 2019-01-08 | 杭州启鲲科技有限公司 | A kind of water level water quality detection device |
| CN208517142U (en) * | 2018-06-28 | 2019-02-19 | 宜兴大平杆塔制造有限公司 | Zinc-containing water processing and reclaiming system |
| CN109781467A (en) * | 2019-03-08 | 2019-05-21 | 赵云红 | Water quality distributed detection system and detection method on a kind of sewage Larger water depths direction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114315057A (en) * | 2022-03-15 | 2022-04-12 | 武汉科迪智能环境股份有限公司 | Water treatment control method, system, computer equipment and storage medium |
| CN114315057B (en) * | 2022-03-15 | 2022-07-08 | 武汉科迪智能环境股份有限公司 | Water treatment control method, system, computer equipment and storage medium |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210413 |
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