CN217398646U - Integrated comprehensive treatment equipment for coating wastewater - Google Patents
Integrated comprehensive treatment equipment for coating wastewater Download PDFInfo
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- CN217398646U CN217398646U CN202221555162.8U CN202221555162U CN217398646U CN 217398646 U CN217398646 U CN 217398646U CN 202221555162 U CN202221555162 U CN 202221555162U CN 217398646 U CN217398646 U CN 217398646U
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Abstract
The utility model relates to the technical field of wastewater treatment, in particular to coating wastewater integrated comprehensive treatment equipment, which comprises a reaction zone, a dosing device, a paint water separation zone and a paint slag dehydration device, wherein the dosing device, the paint water separation zone and the paint slag dehydration device are arranged above the reaction zone; the device also comprises a water return pipeline and a back washing pipeline, wherein a clear water outlet of the water return pipeline is arranged above the reaction zone, one end of the back washing pipeline is connected with a pipeline of the air floatation device, and the other end of the back washing pipeline is connected with the regulating tank. This integration is synthesized department and has been realized automatic reagent feeding, air supporting reaction, regularly scrapes the integrated comprehensive treatment of sediment and lacquer sediment dehydration, has promoted waste water treatment efficiency, and the water after handling can cyclic utilization, and lacquer sediment moisture content is low, and structural design is compact moreover, and area is little, and an equipment can supply a plurality of wastewater disposal ponds to use. The device has good market application prospect and is beneficial to popularization and application.
Description
Technical Field
The utility model relates to a waste water treatment technical field, concretely relates to application waste water integration treatment equipment that synthesizes.
Background
The coating wastewater is one of industrial wastewater, and mainly includes pretreatment wastewater, electrophoretic coating wastewater, paint spraying wastewater, and the like. At present, the construction facilities of the painting shop mostly adopt a closed container type painting room, wherein a water curtain painting room is the most common one, and a wet type painting room which takes water as an absorption medium to absorb paint mist is used for capturing the paint mist by using circulating water. When the paint is sprayed, the paint mist collides with the water curtain, is adsorbed by water and then is stored in the water tank at the lower part. The paint spraying wastewater is mainly provided with a large amount of paint mist particles, contains various paint vehicles and organic solvents, polyacrylic resin, polyurethane alkyd resin, aromatic solvents and the like, so that COD, SS and the like in the paint spraying wastewater are very high in numerical value, large in pungent smell, difficult to degrade and very large in influence on the environment, and cannot be directly discharged or recycled. Therefore, the treatment of coating waste water is very important.
In the prior art, the treatment method of the paint spraying wastewater comprises treatment methods such as coagulating sedimentation, chemical oxidation, anaerobic biochemical treatment and the like, but the treatment methods hardly reach the emission standard, most of the treatment methods have the defects of low treatment efficiency, high chemical oxygen consumption in the treated wastewater, high paint slag water content and the like, the treated water cannot be recycled, the flow is complicated, the occupied area of each wastewater treatment tank is large, and more manpower is consumed, so that the treatment cost of the coating wastewater is high.
Disclosure of Invention
An object of the utility model is to prior art not enough, and provide an application waste water integration integrated treatment equipment, this equipment has realized automatic medicine, air supporting reaction, regularly scrapes the integration integrated treatment of sediment and lacquer sediment dehydration, has promoted waste water treatment efficiency, and the water after handling can cyclic utilization, and lacquer sediment moisture content is low, and equipment area is little moreover, portable use.
The purpose of the utility model is realized through the following technical scheme:
providing integrated comprehensive treatment equipment for coating wastewater, which comprises a shell, a reaction zone arranged in the shell, a dosing device arranged above the reaction zone, a paint water separation zone connected with a sewage outlet of the reaction zone, and a paint slag dehydration device connected with a discharge port of the paint water separation zone, wherein an air flotation device is arranged at the bottom of the reaction zone, a slag scraping device and a paint slag collecting hopper are arranged above the paint water separation zone, and an adjusting tank is arranged below the paint slag dehydration device;
the paint slag collecting hopper is arranged right below the slag scraping plate;
the paint slag dewatering device comprises a dewatering box and a dewatering pressing plate arranged on the dewatering box, the dewatering box is provided with a feed inlet, a slag discharge port and a water outlet, the feed inlet is communicated with a discharge port of the paint slag collecting hopper, and the water outlet is communicated with the regulating tank;
the device also comprises a water return pipeline and a backwashing pipeline, wherein a clear water outlet of the water return pipeline is arranged above the reaction zone, one end of the backwashing pipeline is connected with a pipeline of the air floatation device, and the other end of the backwashing pipeline is connected with the regulating tank.
In the above technical scheme, the reaction zone comprises a first reaction zone and a second reaction zone which are arranged at intervals and communicated with each other.
In the above technical scheme, the dosing device comprises a chemical box and a plurality of dosing pipelines communicated with the chemical box, an electromagnetic metering pump is arranged on each dosing pipeline, and the dosing pipelines are distributed and arranged above the first reaction zone and the second reaction zone.
In the technical scheme, a scum separation baffle is arranged on one side, close to the sewage outlet of the reaction zone, of the upper part of the paint-water separation zone.
In the technical scheme, the lower part of the paint-water separation area is provided with a liquid level isolation baffle and a liquid level sensor.
In the technical scheme, the adjusting tank is provided with the water pump, and the water inlet end of the water pump is provided with the filter screen.
In the technical scheme, the shell is provided with the slag discharge hole, the slag discharge port of the dewatering box is connected with the slag discharge hole through the slag discharge pipe, and the shell is positioned below the slag discharge hole and is provided with the bag hanging support.
In the above technical scheme, the casing includes the support, with leg joint's curb plate and roof, the curb plate pass through the buckle with the support is dismantled and is connected, the roof pass through the air spring with leg joint.
The utility model has the advantages that:
the utility model discloses an application wastewater integration comprehensive treatment equipment, including the casing, set up the reaction zone in the casing, set up charge device above the reaction zone, paint water separating area connected with the sewage outlet of reaction zone and the lacquer sediment dewatering device connected with the discharge gate of lacquer water separating area, the reaction zone bottom is provided with the air supporting device, the upper side of lacquer water separating area is provided with slag scraping device and lacquer sediment collecting hopper, the lower side of lacquer sediment dewatering device is provided with the equalizing basin; the paint slag collecting hopper is arranged right below the slag scraping plate; the paint slag dewatering device comprises a dewatering box and a dewatering pressing plate arranged on the dewatering box, the dewatering box is provided with a feed inlet, a slag discharge port and a water outlet, the feed inlet is communicated with a discharge port of the paint slag collecting hopper, and the water outlet is communicated with the regulating tank; the device also comprises a water return pipeline and a back washing pipeline, wherein a clear water outlet of the water return pipeline is arranged above the reaction zone, one end of the back washing pipeline is connected with a pipeline of the air floatation device, and the other end of the back washing pipeline is connected with the regulating tank. When the structure is adopted for working, the collected coating wastewater is lifted to the reaction area through the sewage pump, at the moment, the medicine adding device and the air floatation device are started, the medicine adding device automatically puts the medicine into the wastewater in the reaction area, the coating wastewater and the medicine are fully mixed and reacted through the air floatation device, then the paint slag floats upwards, and the treated clear water is discharged through the clear water outlet of the water return pipeline, so that the recycling can be realized; the higher lacquer sediment of water content of reaction zone come-up passes through the pipeline and gets into lacquer water separation area and diffuses rapidly, impel the lacquer sediment flotation layer that forms the upper strata at the lacquer water separation area along with rivers, then scrape the sediment device and constantly scrape into lacquer sediment collection fill with the aqueous lacquer sediment on upper strata, discharge gate discharge by lacquer sediment collection fill gets into lacquer sediment dewatering device after that, the excess moisture in the aqueous lacquer sediment extrudes the lacquer sediment under clamp plate and the action of gravity in the dewatering box, moisture gets into the equalizing basin of below by the delivery port, the lacquer sediment after the dehydration is collected and is transported after discharging by row's cinder notch. Compared with the prior art, the utility model discloses an application waste water integration integrated processing equipment has realized automatic reagent feeding, the air supporting reaction, regularly scrape the integration integrated processing of sediment and lacquer sediment dehydration, degree of automation is high, the treatment effeciency has been improved greatly, need not extravagant manpower, whole equipment structural design is compact, area is little, easily installation, still can remove the use, an equipment can supply a plurality of wastewater disposal ponds to use, and the water after handling can cyclic utilization, reduce the emission number of times, lacquer sediment moisture content after the dehydration is low, the follow-up transportation of being convenient for is dealt with, the operation and the waste water treatment cost of equipment have been showing and having reduced, and equipment operation is stable, the fault rate is low. Therefore, the utility model discloses an integration comprehensive treatment has very good market perspective, is favorable to popularizing and using.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural view of the integrated coating wastewater treatment facility of the present embodiment.
Fig. 2 is a schematic view of the internal structure of the integrated coating wastewater treatment facility according to this embodiment.
Reference numerals:
the device comprises a shell 1, a side plate 11, a top plate 12, a buckle 13 and a gas spring 14;
a paint-water separation area 3, a scum separation baffle 31 and a liquid level isolation baffle 32;
a dosing device 4, an electromagnetic metering pump 41;
a slag scraping device 5 and a paint slag collecting hopper 6;
a paint slag dewatering device 7 and a slag discharge pipe 71;
an adjusting tank 8, a bag hanging bracket 9 and a water return pipeline 10.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
The specific implementation manner of the integrated comprehensive treatment equipment for coating wastewater of the embodiment is shown in fig. 1 and 2, and comprises a shell 1, a reaction zone 2 arranged in the shell 1, a dosing device 4 arranged above the reaction zone 2, a paint water separation zone 3 connected with a sewage outlet of the reaction zone 2, and a paint slag dehydration device 7 connected with a discharge port of the paint water separation zone 3, wherein an air flotation device is arranged at the bottom of the reaction zone 2, a slag scraping device 5 and a paint slag collecting hopper 6 are arranged above the paint water separation zone 3, and an adjusting tank 8 is arranged below the paint slag dehydration device 7; the slag scraping device 5 comprises a slag scraping plate, a rotating shaft fixed at one side end of the slag scraping plate and a motor connected with the rotating shaft, and the paint slag collecting hopper 6 is arranged right below the slag scraping plate; paint slag dewatering device 7 includes the dehydration box and installs in the dehydration clamp plate of dehydration box, and feed inlet, row's cinder notch and delivery port have been seted up to the dehydration box, and the feed inlet communicates with paint slag collection hopper 6's discharge gate, delivery port and equalizing basin 8 intercommunication. By adopting the structure, the collected coating wastewater is lifted to the reaction zone 2 through the sewage pump, at the moment, the chemical adding device 4 and the air flotation device are started, the chemical agent is automatically added into the wastewater in the reaction zone 2 by the chemical adding device 4, the coating wastewater and the chemical agent are fully mixed and reacted through the air flotation device, then the paint slag floats upwards, and the treated clear water is discharged through the clear water outlet of the water return pipeline 10, so that the recycling is realized; the higher lacquer sediment of the water content of 2 come-ups in reaction zone passes through the pipeline and gets into 3 diffusions of lacquer water separating zone, along with rivers ground impel the lacquer sediment flotation layer that forms the upper strata in 3 lacquer water separating zone, then scrape sediment device 5 and constantly scrape into lacquer sediment collection fill 6 with the water-containing lacquer sediment on upper strata, discharge by the discharge gate of fighting 6 is collected to lacquer sediment and get into lacquer sediment dewatering device 7 after that, water-containing lacquer sediment extrudes the unnecessary moisture in the lacquer sediment under clamp plate and the action of gravity of dewatering box in the dewatering box, moisture gets into the equalizing basin 8 of below by the delivery port, the lacquer sediment after the dehydration is collected and is transported by arranging behind the discharge of cinder notch. The coating wastewater integrated comprehensive treatment equipment realizes integrated comprehensive treatment of automatic dosing, air flotation reaction, timed slag scraping and paint slag dehydration, treated water can be recycled, emission times are reduced, and the water content of the dehydrated paint slag is low. The whole equipment has compact structural design, small occupied area, easy installation and movable use, and one piece of equipment can be used for a plurality of wastewater ponds.
The utility model discloses still include return water pipeline 10 and back flush pipeline, the clear water export of return water pipeline 10 sets up in the top of reaction zone 2, and the return water design adopts drainage mode down promptly, makes the drainage more smooth and easy, has effectively solved the unstable phenomenon of water level. One end of the back flushing pipeline is connected with the pipeline of the air floating device, and the other end of the back flushing pipeline is connected with the regulating tank 8. The design of a back flushing pipeline is adopted, the air floatation device in the reaction area 2 is back flushed by water in the regulating tank 8, the problem that a reactor of the air floatation device is blocked due to long-time operation can be effectively solved, and therefore stable operation of equipment is guaranteed.
Specifically, the reaction zone 2 includes a first reaction zone 21 and a second reaction zone 22 which are spaced apart and connected to each other. Set up two reaction zones 2, add the medicine through two steps and react step by step to improve the utilization ratio of medicament greatly, promote the flocculation effect of lacquer sediment, still be favorable to improving the dehydration rate of follow-up lacquer sediment.
Specifically, the dosing device 4 includes a chemical tank and a plurality of dosing pipelines communicated with the chemical tank, each dosing pipeline is provided with an electromagnetic metering pump 41, and the dosing pipelines are distributed and arranged above the first reaction region 212 and the second reaction region 222. This charge device 4 can realize adding medicine accurately and quantitatively through electromagnetic metering pump 41.
In this embodiment, as a preferred embodiment, a scum separation baffle 31 is disposed on one side of the upper portion of the paint-water separation area 3, which is close to the sewage outlet of the reaction area 2, so as to facilitate floating of paint slag particles entering the paint-water separation area 3, and form a paint slag floating layer on the upper layer, thereby facilitating the scum scraping treatment of the scum scraping device 5.
Further, the lower part of lacquer water separating zone 3 is provided with liquid level isolation baffle 32 and level sensor, and like this in limited space, liquid level isolation baffle 32 can increase waste water dwell time, effectively promotes the treatment effect. The liquid level sensor is convenient for detect the height of water level in real time to the stability of accurate ground control water level prevents that the lacquer sediment from blockking up and leading to the condition emergence of liquid level failure.
In this embodiment, equalizing basin 8 is provided with the water pump, and the filter screen has been installed to the end of intaking of water pump, can prevent effectively that the paint sediment of large granule from blockking up the water pump, and the filter screen can regularly automatic back flush, reduces manual operation.
In this embodiment, the housing 1 is provided with a slag discharge hole, a slag discharge port of the dewatering box is connected with the slag discharge hole through a slag discharge pipe 71, and the housing 1 is provided with a bag hanging bracket 9 below the slag discharge hole. Place the receiver through hanging bag support 9, be convenient for by row's cinder notch exhaust lacquer sediment directly drop to the receiver in collect, improve the treatment effeciency.
Specifically, the shell 1 comprises a support, a side plate 11 and a top plate 12, wherein the side plate 11 is connected with the support through a buckle 13 in a detachable mode, and the top plate 12 is connected with the support through a gas spring 14. Curb plate 11 can the express delivery open curb plate 11 through buckle structure, maintains the maintenance, and roof 12 is convenient for uncap through air spring 14 and observes, and this structural design easily staff's operation saves time more and makes things convenient for.
The utility model discloses a theory of operation as follows:
the collected coating wastewater is lifted to the reaction zone 2 through a sewage pump, at the moment, the chemical adding device 4 and the air flotation device are started, the chemical adding device 4 automatically adds the chemical into the wastewater in the reaction zone 2, the coating wastewater and the chemical are fully mixed and reacted through the air flotation device, paint residues float upwards, and treated clear water is discharged through a clear water outlet of the water return pipeline 10, so that the recycling can be realized; the higher lacquer sediment of water content of 2 come-ups in reaction zone gets into lacquer water separation district 3 and diffuses rapidly through the pipeline, impel the lacquer sediment floating layer that forms the upper strata in lacquer water separation district 3 along with rivers, then the scum board of scum device 5 constantly rotates under motor drive, constantly scrape into lacquer sediment collection fill 6 with the water-containing lacquer sediment on upper strata, discharge gate discharge entering lacquer sediment dewatering device 7 by lacquer sediment collection fill 6 is carried out dehydration treatment after that, the water-containing lacquer sediment extrudes the unnecessary moisture in the lacquer sediment under clamp plate and the action of gravity in the dewatering box, moisture gets into regulation pond 8 below by the delivery port, the lacquer sediment after the dehydration is collected and is transported after being discharged by the row's cinder notch.
Compared with the prior art, the utility model discloses an application waste water integration integrated processing equipment has realized automatic reagent feeding, the air supporting reaction, regularly scrape the integration integrated processing of sediment and lacquer sediment dehydration, degree of automation is high, the treatment effeciency has been improved greatly, need not extravagant manpower, whole equipment structural design is compact, area is little, easily installation, still can remove the use, an equipment can supply a plurality of wastewater disposal ponds to use, and the water after handling can cyclic utilization, reduce the emission number of times, lacquer sediment moisture content after the dehydration is low, the follow-up transportation of being convenient for is dealt with, the operation and the waste water treatment cost of equipment have been showing and having reduced, and equipment operation is stable, the fault rate is low. Therefore, the utility model discloses an integration comprehensive treatment has very good market perspective, is favorable to popularizing and using.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The integrated comprehensive treatment equipment for coating wastewater is characterized in that: the device comprises a shell, a reaction zone arranged in the shell, a dosing device arranged above the reaction zone, a paint water separation zone connected with a sewage outlet of the reaction zone, and a paint slag dehydration device connected with a discharge port of the paint water separation zone, wherein an air floatation device is arranged at the bottom of the reaction zone, a slag scraping device and a paint slag collecting hopper are arranged above the paint water separation zone, and an adjusting tank is arranged below the paint slag dehydration device;
the paint slag collecting hopper is arranged right below the slag scraping plate;
the paint slag dewatering device comprises a dewatering box and a dewatering pressing plate arranged on the dewatering box, the dewatering box is provided with a feed inlet, a slag discharge port and a water outlet, the feed inlet is communicated with a discharge port of the paint slag collecting hopper, and the water outlet is communicated with the regulating tank;
the device also comprises a water return pipeline and a backwashing pipeline, wherein a clear water outlet of the water return pipeline is arranged above the reaction zone, one end of the backwashing pipeline is connected with a pipeline of the air floatation device, and the other end of the backwashing pipeline is connected with the regulating tank.
2. The integrated comprehensive treatment equipment for coating wastewater according to claim 1, characterized in that: the reaction zone comprises a first reaction zone and a second reaction zone which are arranged at intervals and communicated with each other.
3. The coating wastewater integrated comprehensive treatment equipment as recited in claim 2, characterized in that: the dosing device comprises a chemical box and a plurality of dosing pipelines communicated with the chemical box, wherein an electromagnetic metering pump is arranged on each dosing pipeline, and the dosing pipelines are distributed above the first reaction zone and the second reaction zone.
4. The coating wastewater integrated comprehensive treatment equipment according to claim 1, characterized in that: and a scum separation baffle is arranged on one side, close to the sewage outlet of the reaction zone, of the upper part of the paint-water separation zone.
5. The coating wastewater integrated comprehensive treatment equipment according to claim 4, characterized in that: and the lower part of the paint-water separation area is provided with a liquid level isolation baffle and a liquid level sensor.
6. The coating wastewater integrated comprehensive treatment equipment according to claim 1, characterized in that: the equalizing basin is provided with the water pump, the filter screen has been installed to the end of intaking of water pump.
7. The integrated comprehensive treatment equipment for coating wastewater according to claim 1, characterized in that: the shell is provided with a slag discharge hole, a slag discharge port of the dewatering box is connected with the slag discharge hole through a slag discharge pipe, and a bag hanging support is arranged below the slag discharge hole.
8. The integrated comprehensive treatment equipment for coating wastewater according to claim 1, characterized in that: the shell comprises a support, a side plate and a top plate, wherein the side plate is connected with the support through a buckle, the side plate is detachably connected with the support, and the top plate is connected with the support through an air spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221555162.8U CN217398646U (en) | 2022-06-21 | 2022-06-21 | Integrated comprehensive treatment equipment for coating wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221555162.8U CN217398646U (en) | 2022-06-21 | 2022-06-21 | Integrated comprehensive treatment equipment for coating wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217398646U true CN217398646U (en) | 2022-09-09 |
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ID=83148137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221555162.8U Active CN217398646U (en) | 2022-06-21 | 2022-06-21 | Integrated comprehensive treatment equipment for coating wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217398646U (en) |
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2022
- 2022-06-21 CN CN202221555162.8U patent/CN217398646U/en active Active
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