CN224015445U - A comprehensive paint spraying wastewater treatment system - Google Patents
A comprehensive paint spraying wastewater treatment systemInfo
- Publication number
- CN224015445U CN224015445U CN202520616387.7U CN202520616387U CN224015445U CN 224015445 U CN224015445 U CN 224015445U CN 202520616387 U CN202520616387 U CN 202520616387U CN 224015445 U CN224015445 U CN 224015445U
- Authority
- CN
- China
- Prior art keywords
- tank
- sludge
- paint spraying
- sewage
- oil
- 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.)
- Active
Links
Classifications
-
- 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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Physical Water Treatments (AREA)
Abstract
The utility model relates to the technical field of wastewater treatment devices, and discloses a spray paint wastewater comprehensive treatment system which comprises spray paint wastewater, a spray paint wastewater collecting tank, an oil separation sedimentation tank, a dissolved air flotation machine, an SBR reaction tank, a sludge tank and a plate-and-frame filter press, wherein the spray paint wastewater is injected into the spray paint wastewater collecting tank through a conveying pipeline, and gas is injected into the spray paint wastewater collecting tank. This integrated processing system of waste water sprays paint, collect sewage through the waste water collecting tank that sprays paint, the while separates oily sedimentation tank and deposits sewage, dissolve air supporting machine and to demulsification deoiling treatment, SBR reaction tank aerifys sewage, ensure that sewage treatment is more abundant, utilize filter pressing device can carry out solid-liquid separation to the sewage after the processing simultaneously to improve impurity centralized processing's efficiency, consequently effectively handle waste water sprays paint, save the treatment investment cost and realize emission up to standard.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment devices, in particular to a paint spraying wastewater comprehensive treatment system.
Background
The paint spraying waste water mainly comes from the paint spraying waste water formed by washing the air of a working area of a paint spraying room with water of a wet paint spraying room, paint substances and organic solvents in the air are transferred into the water, and the waste water contains a large amount of paint substance particles, and the water quality of the waste water is determined by the paint (mainly including nitropaint, amino paint, alkyd paint and epoxy paint), solvents (such as ethanol, acetone, esters and benzene) and auxiliary agents. The form of the wastewater is two, namely, part of the circulating water is discharged to form wastewater and sufficient fresh water is supplemented, and the other is that the water is completely updated after certain circulating use.
In the process of treating paint spraying wastewater, the existing pretreatment equipment generally utilizes a single device to filter, neutralize or aerate the wastewater, so that in the wastewater treatment process, the wastewater treatment is insufficient due to the fact that the treatment device is single, the treatment efficiency of the pretreatment device is low, indexes such as pretreatment effluent SS are high, and the conventional treatment device needs to convey the treated wastewater to another area by the transfer device after the wastewater is treated to different circulation, so that the occupied area of the treatment device is large, the subsequent treatment effect and the discharge index are affected, and therefore, the paint spraying wastewater comprehensive treatment system is provided.
Disclosure of utility model
Aiming at the defects of the existing paint spraying wastewater comprehensive treatment system, the utility model provides a paint spraying wastewater comprehensive treatment system which has the advantages of ensuring that liquid formed after wastewater treatment can be directly discharged by systematically carrying out aeration, precipitation, neutralization and other treatment modes on wastewater, simultaneously, the generated solid impurities can be treated after transportation, forming a complete treatment mode, ensuring the efficiency and sufficiency of wastewater treatment, and solving the problems in the prior art.
The utility model provides a spray paint wastewater comprehensive treatment system which comprises spray paint wastewater, a spray paint wastewater collecting tank, an oil separation sedimentation tank, a dissolved air flotation machine, an SBR reaction tank, a sludge tank and a plate-and-frame filter press, wherein the spray paint wastewater is injected into the spray paint wastewater collecting tank through a conveying pipeline, gas is injected into the spray paint wastewater collecting tank through a first air blower, the gas generated by the first air blower is simultaneously injected into the spray paint wastewater collecting tank through a group of first air pipes, the spray paint wastewater collecting tank transmits power through a water collecting tank lifting pump and drives sewage to be transmitted into the oil separation sedimentation tank through a first sewage lifting pipeline, sludge in the oil separation sedimentation tank is precipitated to generate sludge, liquid and oil liquid, the liquid is transmitted into the dissolved air flotation machine through a sewage pipeline, the dissolved air flotation machine drives the sewage to be transmitted into the SBR reaction tank through an intermediate lifting pump and a second sewage lifting pipeline, sludge discharge pipelines are arranged at the lower parts of the oil separation sedimentation tank, the dissolved air flotation machine and the SBR reaction tank are extended into the sludge discharge pipeline, and the sludge in the sludge discharge tank is transmitted into the feed plate filter press through a feed pipe.
Preferably, the chemical adding device and the lime chemical adding port are respectively arranged in the dissolved air flotation machine and the sludge tank, the lime chemical adding port extends to the sludge tank through a chemical adding pipeline, and the chemical adding device comprises a demulsifier chemical adding device, an alkali chemical adding device and a hardening agent chemical adding device.
Preferably, the other group of the first air pipes are provided with microporous aerators at the end parts, the microporous aerators are arranged at the bottom end inside the SBR reaction tank, and a drainage pipeline is arranged inside the SBR reaction tank.
Preferably, a second air blower is installed on one side of the sludge tank through a second air pipe, and the end part of the second air pipe extends to the lower end inside the sludge tank.
Preferably, the paint spraying wastewater collecting tank comprises a wastewater collecting tank and an oil collecting tank, and the dirty oil discharging pipeline extends to the inside of the oil collecting tank.
Preferably, the plate-and-frame filter press generates filter-pressing liquid and silt after carrying out filter-pressing on the silt, the outside of the plate-and-frame filter press is externally connected with a filter-pressing filtrate output pipe and a filter-pressing silt conveying pipe, the silt is conveyed to the inside of the silt outward transportation device through the filter-pressing silt conveying pipe, and the filter-pressing liquid carries the filter-pressing liquid to flow back to the inside of the spray-painting wastewater collection tank through the filter-pressing filtrate output pipe.
Preferably, the oil separation sedimentation tank drives sewage to sediment, and oil liquid generated by sedimentation flows back to the interior of the paint spraying wastewater collection tank through a dirty oil discharge pipeline.
Compared with the existing paint spraying wastewater comprehensive treatment system, the utility model has the following beneficial effects:
1. This integrated processing system of waste water sprays paint, collect sewage through the waste water collecting tank that sprays paint, the while separates oily sedimentation tank and deposits sewage, dissolve air supporting machine and to demulsification deoiling treatment, SBR reaction tank aerifys sewage, ensure that sewage treatment is more abundant, utilize filter pressing device can carry out solid-liquid separation to the sewage after the processing simultaneously to improve impurity centralized processing's efficiency, consequently effectively handle waste water sprays paint, save the treatment investment cost and realize emission up to standard.
2. This paint spraying wastewater integrated treatment system, through paint spraying wastewater collecting tank, oil removal sedimentation tank, dissolve air supporting machine, SBR reaction tank, sludge impoundment and plate and frame pressure filter handle the back to paint spraying wastewater in proper order, the waste water after the processing produces solid impurity and can direct discharge's liquid, ensure the sufficiency of handling, and the liquid that produces after the equipment filter-pressing flows back to the inside of paint spraying wastewater collecting tank again, after guaranteeing liquid treatment, further improve the efficiency and the comprehensiveness of handling, effectively avoid handling insufficient phenomenon, and wholly realize a comprehensive whole for handling in-process, operation such as need not transport, the operation cost and the space of reduction.
Drawings
FIG. 1 is a schematic diagram of an integrated processing system according to the present utility model;
fig. 2 is an enlarged schematic view of a portion of the drug delivery device of the present utility model.
In the figure, 1, a paint spraying wastewater collecting tank, 2, paint spraying wastewater, 3, a material conveying pipeline, 4, a first blower, 5, a first air pipe, 6, a water collecting tank lifting pump, 7, a first sewage lifting pipeline, 8, an oil separation sedimentation tank, 9, a dirty oil discharging pipeline, 10, a sewage pipeline, 11, a dissolved air flotation machine, 12, a dosing device, 121, a demulsifier dosing device, 122, an alkali dosing device, 123, a hardening agent dosing device, 13, an intermediate lifting pump, 14, a second sewage lifting pipeline, 15, an SBR reaction tank, 16, a drainage pipeline, 17, a sludge discharge pipeline, 18, a sludge tank, 19, a second blower, 20, a second air pipe, 21, a lime dosing port, 22, a dosing pipeline, 23, a sludge feeding pump, 24, sludge, 25, a plate-frame filter press, 26, a filter filtrate output pipe, 27, a filter-press sludge conveying pipe, 28, a sludge outward conveying device, 29, and a microporous aerator.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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 be within the scope of the utility model.
Referring to fig. 1 and 2, a spray paint wastewater comprehensive treatment system comprises a spray paint wastewater 2, a spray paint wastewater collection tank 1, an oil removal sedimentation tank 8, a dissolved air flotation machine 11, an SBR reaction tank 15, a sludge tank 18 and a plate-and-frame filter press 25, wherein the spray paint wastewater 2 is injected into the spray paint wastewater collection tank 1 through a conveying pipeline 3, the conveying pipeline 3 drives paint wastewater to be conveyed, oil gas is injected into the spray paint wastewater collection tank 1, gas generated by a first blower 4 is simultaneously injected into the spray paint wastewater collection tank 1 through a group of first air pipes 5, the first air pipes 5 drive the gas to be conveyed into the spray paint wastewater collection tank 1, sewage in the spray paint wastewater collection tank 1 is stirred, the spray paint wastewater collection tank 1 is conveyed by a water collection tank lifting pump 6, and meanwhile, the sewage is driven to be conveyed into the oil removal sedimentation tank 8 through a first sewage lifting pipeline 7, the oil removal sedimentation tank 8 drives sewage to sediment, sludge, liquid and oil are generated after the sludge in the oil removal sedimentation tank 8 is settled, the liquid is conveyed into the dissolved air flotation machine 11 through the sewage pipeline 10, the dissolved air flotation machine 11 processes the sewage and simultaneously realizes oil stain separation, the dissolved air flotation machine 11 drives the sewage to be conveyed into the SBR reaction tank 15 through the middle lifting pump 13 and the second sewage lifting pipeline 14, the SBR reaction tank 15 drives the sewage to be subjected to aeration treatment again, the sludge discharge pipeline 17 is arranged at the lower parts of the oil removal sedimentation tank 8, the dissolved air flotation machine 11 and the SBR reaction tank 15, the sludge discharge pipeline 17 extends into the sludge tank 18, the sludge in the sludge tank 18 is conveyed into the plate-and-frame filter press 25 through the sludge feed pump 23 and the sludge feed pipe 24, the plate-and-frame filter press 25 processes the sludge, and filter-pressed impurities conveyed by filter pressing are conveyed, the liquid is returned to the interior of the paint spray wastewater collection tank 1 for further treatment.
Referring to fig. 2, the chemical adding device 12 and the lime chemical adding port 21 are respectively installed in the dissolved air flotation machine 11 and the sludge tank 18, the lime chemical adding port 21 extends to the sludge tank 18 through the chemical adding pipeline 22, the chemical adding device 12 comprises a demulsifier chemical adding device 121, an alkali chemical adding device 122 and a hardening agent chemical adding device 123, and the chemical adding device 12 and the lime chemical adding port 21 are respectively installed in the dissolved air flotation machine 11 and the sludge tank 18, namely, in the sludge and sewage treatment process, the neutralization of liquid, the sewage and impurities in the sludge is ensured, and the treatment efficiency is ensured.
Referring to fig. 1, a micro-pore aerator 29 is installed at the end of the other group of first air pipes 5, the micro-pore aerator 29 is installed at the bottom end of the inside of the SBR reaction tank 15, a drainage pipeline 16 is installed inside the SBR reaction tank 15, two groups of first air pipes 5 are installed through the outer part of the first blower 4, one group of first air pipes 5 drives the aerator to extend to the inside of the paint spraying wastewater collection tank 1, namely, the aerator can primarily treat sewage in the paint spraying wastewater collection tank 1, meanwhile, the sewage after subsequent treatment is conveyed to the inside of the SBR reaction tank 15, the micro-pore aerator 29 is driven to extend to the inside of the SBR reaction tank 15 through the first air pipes 5, the cleanliness of liquid discharged through the drainage pipeline 16 is ensured, and the environment pollution caused by the discharged sewage is avoided.
Referring to fig. 1, a second air blower 19 is installed on one side of the sludge tank 18 through a second air pipe 20, the end portion of the second air pipe 20 extends to the lower end inside the sludge tank 18, by installing the second air blower 19 on one side of the sludge tank 18, the second air pipe 20 drives high-pressure gas to perform aeration treatment on sludge inside the sludge tank 18, and the sufficiency is ensured when the chemical agent and the sludge are mixed, wherein the chemical agent and the sludge are put into the lime chemical adding port 21.
Referring to fig. 1, the paint spraying wastewater collection tank 1 comprises a wastewater collection tank and an oil collection tank, a dirty oil discharge pipeline 9 extends to the interior of the oil collection tank, and the wastewater collection tank and the oil collection tank are arranged in the paint spraying wastewater collection tank 1 to collect and treat wastewater, and meanwhile, the oil collection tank collects recovered oil liquid and simultaneously collects and treats oil liquid.
Referring to fig. 1, a plate-and-frame filter press 25 filters sludge to generate filter-pressing liquid and sludge, a filter-pressing filtrate output pipe 26 and a filter-pressing sludge conveying pipe 27 are externally connected to the outside of the plate-and-frame filter press 25, the sludge is conveyed to the inside of a sludge outward-conveying device 28 through the filter-pressing sludge conveying pipe 27, the filter-pressing liquid carries filter-pressing liquid through the filter-pressing filtrate output pipe 26 to flow back to the inside of a paint-spraying wastewater collection tank 1, the sludge after treatment is conveyed to the inside of the plate-and-frame filter press 25, the sludge after the filter pressing is filtered by the plate-and-frame filter press 25, the sludge blocks after the filter pressing are conveyed to the inside of the sludge outward-conveying device 28 through the filter-pressing sludge conveying pipe 27, the produced sludge blocks can be treated through the sludge outward-conveying device 28, meanwhile, wastewater is produced, and impurities are contained in the wastewater, so that the wastewater produced by the filter-pressing filtrate output pipe 26 drives the treatment flows back to the inside of the paint-spraying wastewater collection tank 1, the wastewater is treated again through the paint-spraying wastewater collection tank 1, and then the wastewater treatment efficiency is ensured
Referring to fig. 1, an oil separation sedimentation tank 8 drives sewage sedimentation, oil produced by sedimentation flows back to the interior of a paint spraying wastewater collection tank 1 through an oil separation sedimentation tank 9, after sewage sedimentation is driven by the oil separation sedimentation tank 8, the oil separation sedimentation tank 8 is internally provided with the oil separation sedimentation tank 9, and upper floating oil is driven to flow back to the interior of the paint spraying wastewater collection tank 1 through the oil separation sedimentation tank 9, so that the influence of the oil on sewage treatment is effectively avoided.
The working principle comprises the steps that when the paint spraying wastewater treatment device is used, paint spraying wastewater is discharged into a paint spraying wastewater collection tank 1, a first air pipe 5 is adopted in the paint spraying wastewater collection tank 1 to drive an aeration device to supply air to uniformly stir sewage through a first air blower 4, the sewage is conveyed to an oil separation sedimentation tank 8 through a sump lifting pump 6 to be treated, dirty oil is conveyed to the interior of an oil collecting tank in the paint spraying wastewater collection tank 1 through a dirty oil discharge pipeline 9 to be stored, oil sludge is settled to the bottom and discharged to a dissolved air floatation machine 11 through a sewage pipeline 10 to wait for treatment, water discharged from the sewage pipeline 10 flows into the dissolved air floatation machine 11, a chemical agent is driven to separate dissolved mixed oil pollutants in the sewage through an adding chemical agent 12 to separate through floatation action of the air floatation machine, scum and sludge are discharged into a sludge tank to wait for treatment, the air floatation machine effluent is lifted to an SBR reaction tank 15 through a lifting pump after being temporarily stored in an intermediate water tank, pollutants such as COD (chemical oxygen demand) in the water are removed through aeration intermittent operation, the sludge stored in the sludge tank reaches the discharge standard after being treated, the sludge is conveyed to a filter press plate frame 25 through a filter press through a micro-hole filter 29 to be subjected to sludge conditioning, and the filter press filtration is carried out through the micro-pore filter press, and the waste water is conveyed to the filter press 1 to be subjected to regular back to clean and flow to clean the clean wastewater.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520616387.7U CN224015445U (en) | 2025-04-03 | 2025-04-03 | A comprehensive paint spraying wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520616387.7U CN224015445U (en) | 2025-04-03 | 2025-04-03 | A comprehensive paint spraying wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224015445U true CN224015445U (en) | 2026-03-20 |
Family
ID=99087500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520616387.7U Active CN224015445U (en) | 2025-04-03 | 2025-04-03 | A comprehensive paint spraying wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224015445U (en) |
-
2025
- 2025-04-03 CN CN202520616387.7U patent/CN224015445U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20090272681A1 (en) | Recycle water treatment system for car wash | |
| CN110835209A (en) | Method and system for centralized treatment of oily sewage from ships | |
| CN102020370A (en) | Sewage advanced treatment method and device thereof | |
| CN101638277A (en) | Car washing water purification recycling processing system | |
| CN101492039B (en) | Environment-friendly cleaning method and environment-friendly cleaning station of chemical operation storage and transportation device | |
| CN117326743A (en) | Sewage treatment denitrification and dephosphorization process and device | |
| CN206244600U (en) | A kind of printing wastewater zero-emission biological treatment system | |
| CN111807620A (en) | An emulsion wastewater treatment system based on integrated membrane method | |
| CN224015445U (en) | A comprehensive paint spraying wastewater treatment system | |
| CN213357014U (en) | Progressive air flotation integrated system | |
| CN110028206B (en) | Treatment method of weaving wastewater | |
| CN220999441U (en) | Mining wastewater treatment device | |
| CN109422412A (en) | A kind of Integrated Processing Unit of coating waste-water and sanitary sewage | |
| CN111635036A (en) | Cement Industry Wastewater Zero Discharge Treatment Process | |
| CN215924699U (en) | Sled dress formula river lake water purifier | |
| CN216837220U (en) | Chemical wastewater treatment system based on air floatation method | |
| CN216639219U (en) | Aquaculture waste water integration processing apparatus | |
| CN206359396U (en) | A kind of MBR Treated sewage reusings processing unit | |
| CN101209884B (en) | Method and device for comprehensive processing zero discharge and reusing commonly industrial wastewater | |
| CN105016561B (en) | Method for treating sewage generated during process of cleaning SBR-MBR (sequencing batch reactor-membrane bioreactor) by using integrated machine | |
| CN212954667U (en) | Novel integrated water purifying equipment | |
| CN210065419U (en) | A new type of wastewater treatment equipment | |
| KR20010107843A (en) | A sludge treatment system | |
| CN115521028A (en) | A combined advanced treatment system and method for industrial wastewater | |
| CN208166799U (en) | A kind of vehicle-mounted removable aquiculture waste water processing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |