CN212894230U - Car washing wastewater treatment cyclic utilization device - Google Patents
Car washing wastewater treatment cyclic utilization device Download PDFInfo
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- CN212894230U CN212894230U CN202021378342.4U CN202021378342U CN212894230U CN 212894230 U CN212894230 U CN 212894230U CN 202021378342 U CN202021378342 U CN 202021378342U CN 212894230 U CN212894230 U CN 212894230U
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- 238000005406 washing Methods 0.000 title claims abstract description 56
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 15
- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000002351 wastewater Substances 0.000 claims abstract description 36
- 238000005345 coagulation Methods 0.000 claims abstract description 19
- 230000015271 coagulation Effects 0.000 claims abstract description 19
- 238000001179 sorption measurement Methods 0.000 claims abstract description 18
- 238000004062 sedimentation Methods 0.000 claims abstract description 17
- 238000009287 sand filtration Methods 0.000 claims abstract description 14
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 5
- 230000001112 coagulating effect Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 28
- 238000004064 recycling Methods 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 15
- 239000006004 Quartz sand Substances 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 11
- 239000010802 sludge Substances 0.000 claims description 8
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical group [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 4
- 239000000945 filler Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003203 everyday effect Effects 0.000 abstract description 3
- 239000008213 purified water Substances 0.000 abstract description 2
- 239000013049 sediment Substances 0.000 abstract description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 abstract 1
- 239000004576 sand Substances 0.000 description 17
- 239000012535 impurity Substances 0.000 description 10
- 238000007599 discharging Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 238000011001 backwashing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 239000011859 microparticle Substances 0.000 description 3
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a carwash waste water treatment cyclic utilization device, include pipe chute sedimentation tank, coagulating basin, sand filtration jar, active carbon adsorption jar, disinfection pond and the cistern that connects gradually through the raceway. Adopt the utility model discloses a car washing wastewater treatment retrieval and utilization device is with car washing wastewater through pipe chute sedimentation tank, coagulation basin, sand filtration jar, activated carbon adsorption jar and disinfection pond physics, chemical treatment sediment back row to cistern in proper order, and the residue is got rid of the effect and is reached this standard, and can purify car washing wastewater 24m every day3The purified water can be reused for washing the car, thereby not only reducing the water cost of the car washing industry, but also saving the urban waterWater, and local environment is protected.
Description
Technical Field
The utility model belongs to waste water utilization's energy-concerving and environment-protective field, concretely relates to carwash waste water treatment cyclic utilization device.
Background
The number of domestic small-sized car washing stations is the largest, the occupied area of the car washing station is small, the water quantity required by car washing is relatively small, the investment cost in the small-sized car washing station is less than that in a large-sized car washing station, and the recycling device adopted by the small-sized car washing station is greatly different from that in the large-sized car washing station. The shortage of water resources causes the increase of urban water supply pressure and the increase of water price, and promotes the research and the popularization of the car washing wastewater recycling device. At a certain carwash point of Tianjin, Yanzong et al adopt a common activated sludge membrane bioreactor process to treat the carwash wastewater, and the effluent water after the process reaches the recycling standard and is used for washing the carwash again; the vehicle washing wastewater of the Taiyuan Jinci automobile cleaning center purifies sewage by using the traditional treatment process, and the capital is saved by 140.89 ten thousand yuan every year.
At present, China has certain defects in the research aspect of recycling treatment technology and equipment of car washing wastewater, and then innovation in the technical research aspect should be emphasized. The research of the car washing wastewater recycling device with low cost and good treatment effect is a big problem faced by people. Taking local as an example, according to real-time survey, in small-sized cities where economy is not achieved, most car washing wastewater of car washing stations is directly discharged to a sewer, and only few car washing stations enable the quality of effluent to reach the standard by purchasing expensive recycling equipment. Most car washes cannot afford the high cost of equipment and maintenance and care of the equipment, making the reuse equipment difficult to popularize locally.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned exists, the utility model provides a carwash waste water treatment cyclic utilization device, the device put can not only purify carwash waste water and make it reach "people's republic of china ministry of construction department's miscellaneous water quality of life standard of water CJ25.1-89 to can reuse in carwash once more, alleviate city water supply burden when reducing the water cost of carwash greatly, have great significance to water conservation, rational utilization water resource.
The utility model adopts the technical proposal that:
a car washing wastewater treatment recycling device,
comprises an inclined tube sedimentation tank, a coagulation tank, a sand filtration tank, an activated carbon adsorption tank, a disinfection tank and a reservoir which are sequentially connected through a water delivery pipe.
Preferably, the pipe chute sedimentation tank includes the water distribution tank of being connected with the car washing waste pipe to and the surge chamber with water distribution tank intercommunication, surge chamber top has set gradually the water distribution chamber, pipe chute filter chamber and clear water play hydroecium, be provided with the baffle between surge chamber, water distribution chamber, pipe chute filter chamber and the clear water play hydroecium respectively, be provided with a plurality of through-hole on the baffle, the lateral wall that the clear water goes out the hydroecium is provided with the opening, the opening with set up the play hydroecium intercommunication on the clear water play hydroecium lateral wall, it is connected with the coagulating basin through the raceway to go out the hydroecium.
Preferably, a plurality of triangle-shaped lugs side by side are laid to the buffer chamber bottom, be provided with the mud discharging port on the buffer chamber lateral wall, the mud discharging port is located the both sides of triangle-shaped lug, the mud discharging port is connected with the mud pipe.
Preferably, a plurality of parallel inclined pipes are arranged in the inclined pipe filtering chamber, and the included angle between the inclination of the inclined pipes and the baffle is 60 degrees.
Preferably, the length of the inclined tube is 1.0-1.2 m.
Preferably, the coagulation tank is connected with a water inlet of the sand filtration tank through a water delivery pipe, and a chemical flocculant is added into the coagulation tank and is aluminum sulfate.
Preferably, the height of the sand filtering tank is 2.18 m.
Preferably, the bottom filler in the activated carbon adsorption tank is stacked by quartz sand of 0.15-0.4 m, the particle size of the quartz sand is selected to be 20-40 mm, and a granular activated carbon filter layer of 1.0-1.5 m is filled on the quartz sand.
Preferably, the volume of the disinfection tank is 2m3The specification of the water reservoir is 3 multiplied by 1m3。
Compared with the prior art, the utility model, its beneficial effect is: adopt the utility model discloses a car washing wastewater treatment retrieval and utilization device is with car washing wastewater in proper order through pipe chute sedimentation tank, coagulation basin, sand filtration jar, activated carbon adsorption jar and disinfection pond physics, chemical treatment sediment back row to cistern, and the residue is got rid of the effect and is reachedTo the standard, the car washing wastewater can be purified by 24m every day3The purified water can be reused for washing the car, thereby not only reducing the water cost of the car washing industry, but also saving the water used in cities and protecting the local environment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a connection block diagram of an unloading wastewater treatment and recycling device according to an embodiment of the present invention;
fig. 2 is a simple schematic view of a tube settler according to an embodiment of the present invention.
Wherein, 1-an inclined tube sedimentation tank; 101-a water distribution tank; 102-a through-wall hole; 103-triangular bumps; 104-a sludge discharge port; 105-a buffer chamber; 106-water distribution chamber; 107-inclined tube settling chamber; 1071-inclined tube; 108-clear water outlet chamber; 109-opening; 110-a water outlet groove; 111-a baffle; 112-a through hole; 2-a coagulation tank; 3-a sand filter tank; 301-tank body; 302-access hole; 303-discharge holes; 304-a water inlet; 305-a water outlet; 306-a viewing window; 307-exhaust pipe; 308-a valve; 309-support leg; 4-activated carbon adsorption tank; 5-a disinfection tank; 6-a water reservoir.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
During the running of the small automobile, the window glass of the small automobile is easy to adhere to particles and wind sand in the air, and the tires and the chassis are mostly stuck with mud sand, oil stains, asphalt and the like. Especially when the automobile goes out in rainy days in summer, a large amount of mud can be adhered to the automobile tires, so that mud and sand are main pollutants in the automobile washing wastewater. When the car washing wastewater is directly discharged to an underground pipeline, the pipeline is likely to be blocked, and the daily life of citizens is influenced. Most of the car washing stations add detergent in the process of washing cars, and if the detergent is directly discharged, the detergent can cause pollution to surrounding water bodies. The water quality of the car washing wastewater is measured, and the main pollutants in the car washing wastewater are silt and the numerical value is far higher than the highest allowable amount in the Water quality Standard for Living miscellaneous Water of the Ministry of construction of the people's republic of China CJ 25.1-89. The mud and sand content in the car washing wastewater accounts for a higher proportion than that of organic matters. BOD5/COD is 0.15, and the biodegradability of sewage is general.
To the result of above-mentioned survey, the utility model discloses a carwash waste water treatment cyclic utilization device, as shown in fig. 1, include the pipe chute sedimentation tank 1, coagulating basin 2, sand filtration jar 3, activated carbon adsorption jar 4, disinfection pond 5 and cistern 6 that connect gradually through the raceway, be provided with the control valve on the water piping.
The car washing waste water at first carries out the primary sedimentation through pipe chute sedimentation tank 1, and aquatic impurity particle and water have density difference, and the impurity that density is greater than water can take place to subside under the effect of gravity field to reach solid-liquid separation's purpose, the greasy dirt can come up, and the artifical greasy dirt that gets rid of. The effluent enters a coagulation tank 2, and an aluminum sulfate chemical agent is added into the coagulation tank 2 to coagulate colloid and micro particles in the water to form floccules and enable the floccules to settle. And then, the car washing wastewater enters a sand filter tank 3, and small particles which cannot be completely settled in the coagulation tank 2 are further removed, so that subsequent filtering equipment is protected. And the effluent enters an activated carbon adsorption tank 4, the activated carbon can adsorb pigment, peculiar smell and micro particles in the wastewater, the effluent is sterilized, pathogenic bacteria are removed, and the treated wastewater enters a reservoir 6 for later use. The water pipes connected among the inclined tube sedimentation tank 1, the coagulation tank 2, the sand filter tank 3, the activated carbon adsorption tank 4, the disinfection tank 5 and the water storage tank 6 are all provided with switch valves, or the inlet and outlet of each component are provided with valves for controlling water inlet and outlet. Since the arrangement of valves at the water pipe or the inlet and outlet is conventional, the control process is not described in detail here.
In this embodiment, the inclined tube sedimentation tank 1 includes a water distribution tank 101 connected to a car washing wastewater pipe, and a buffer chamber 105 connected to the water distribution tank 101 through a wall through hole 102, a water distribution chamber 106, an inclined tube filtering chamber 107, and a clean water outlet chamber 108 are sequentially disposed above the buffer chamber 105, a baffle 111 is disposed between the buffer chamber 105, the water distribution chamber 106, the inclined tube filtering chamber 107, and the clean water outlet chamber 108, the baffle 111 is provided with a plurality of through holes 112, a side wall of the clean water outlet chamber 108 is provided with an opening 109, the opening 109 is communicated with a water outlet groove 110 disposed on an outer side wall of the clean water outlet chamber 108, and the water outlet groove 110 is connected to the coagulation tank 2 through a water pipe. A plurality of triangle-shaped lugs 103 that are parallel are laid to buffer chamber 105 bottom, be provided with mud discharging port 104 (dotted line portion in the figure) on the buffer chamber 105 lateral wall, mud discharging port 104 is located the both sides of triangle-shaped lug, mud discharging port 104 and mud pipe connection.
The inclined tube sedimentation tank 1 adopts an upflow type counter-current inclined tube sedimentation tank, a plurality of parallel inclined tubes 1071 are arranged in the inclined tube filtering chamber 107, and the inclined angle between the inclined tubes 1071 and the horizontal plane is 60 degrees. The impurity removal efficiency is highest, and the length of the inclined pipe 1071 is usually 1.0-1.2 m.
The working principle is as follows: under the action of gravity, water and impurities in water are separated according to different densities, sand grains with the density higher than that of the water are sunk into the bottom of the pool, and the impurities with the density lower than that of the water and oil stains float to the water surface to be manually cleared. After the inclined tube sedimentation tank is used, the inclined tube sedimentation tank is cleaned regularly.
The coagulation tank 2 is connected with a water inlet of the sand filtration tank 3 through a water delivery pipe, a chemical flocculating agent is added into the coagulation tank 2, the chemical flocculating agent is aluminum sulfate, the price is low, and the flocculation effect is excellent. The principle is as follows: the water body to be treated is fully mixed with the chemical agent, and the colloid and the micro particles in the water are agglomerated to form a flocculating constituent which is settled to the bottom of the pool, thereby realizing the water body purification.
Clear water flowing out through the treatment of the coagulation tank 2 enters the sand filtration tank 3 through the water delivery pipe, and the sand filtration in the sand filtration tank 3 can filter out tiny pollutants in sewage, such as particles, suspended matters, heavy metals and the like which cannot be removed by the coagulation tank 2, so that the turbidity of the car washing wastewater is further reduced, and the quality of the outlet water meets the project requirements. The filtering sand in the sand filtering tank adopts double-layer quartz sand filtering materials.
The height of the sand filter tank 3 is 2.18m, and the filter sand in the sand filter tank 3 can filter out micro pollutants in sewage, such as particles, suspended matters, heavy metals and the like which cannot be removed by a coagulation tank, so that the turbidity of the car washing wastewater is further reduced, and the effluent quality meets the project requirements. The car washing wastewater firstly enters a filter in a sand filter cylinder, a sand bed traps impurities in the car washing wastewater, and the flowing clean water enters the next flow through a control switch.
The bottom filler in the activated carbon adsorption tank 4 is stacked by quartz sand of 0.15-0.4 m, the particle size of the quartz sand is selected to be 20-40 mm, and a granular activated carbon filter layer of 1.0-1.5 m is filled on the quartz sand. Clear water filtered by the sand filter tank 3 enters from the bottom of the activated carbon adsorption tank 4 through a water pipe, and is filtered by quartz sand and activated carbon particles, and the treated water is discharged from the upper part of the adsorption tank and enters the next flow.
After the recycling device operates, the discharged impurities and the sludge are air-dried and thrown into the garbage can, and the sludge can be used as fertilizer if the heavy metal content reaches the standard, so that a virtuous cycle is formed.
Rainwater can be stored in the reservoir in rainy season and used for washing vehicles for the first time, and part of water cost can be reduced. When the amount of the reuse water is insufficient, the industrial water is used for cleaning temporarily.
The specification of each component in the utility model is as follows (table one):
the utility model discloses a stable back is accomplished in the equipment of carwash waste water treatment retrieval and utilization device, chooses the carwash waste water of carwash for use as intaking, makes carwash waste water pass through complete set of design retrieval and utilization device, gathers out water in the export of each technology after handling two hours and carries out the quality of water index survey respectively. Comparing the water outlet effect of the designed device with ' Water quality Standard for Living general use of Ministry of construction of the people's republic of China ' CJ25.1-89, and verifying whether the recycling device is qualified. The comparison result of the water quality after the treatment of the car washing wastewater treatment and reuse device and the miscellaneous water quality standard is shown as the following table two.
Water quality comparison meter
The result shows that after the treatment of the device, the content of the organic matters in the effluent is lower than the highest content of the organic matters required by the service water, and the content of the organic matters in the effluent reaches the standard. By integrating the experimental data of the three indexes, the effluent can be used as the primary water for cleaning the automobile, and after a large amount of silt and stains are washed away, a small amount of clear water is used for washing the automobile, so that the automobile is kept clean. The use amount of clean water is greatly reduced to a certain extent, and the water cost of a car washing station is reduced.
This device fitment enclosure notes:
after the device is normally put into use, workers should regularly check the operation condition of the device every day and record the result as a hand of regular maintenance. The following notes of the respective processes are presented separately:
1. the sand filtration tank is periodically back-flushed. The back washing is to loosen the filtering layer, wash out the impurities trapped on the filtering layer and clean the filtering layer. Generally, the back washing time is not less than 20 minutes, and the back washing is carried out until the turbidity of the discharged water is less than 3 mg/L.
2. The activated carbon adsorption tank is arranged in the activated carbon adsorption tank, and the longer the retention time of the car washing wastewater is, the higher the impurity removal rate is, so that the retention time of the car washing wastewater in the activated carbon adsorption tank can be properly prolonged; when the activated carbon is used for the first time, the activated carbon is washed clean by clear water; when the activated carbon is placed in the adsorption tank, a layer of sponge with the thickness of 2-3 cm is laid on the bottom and the top of the tank, so that the probability of algae and large-particle impurities permeating into the tank is reduced, and the service life of the activated carbon is prolonged; the service life of the common active carbon is 2-3 months, the active carbon is replaced periodically, and the sponge needs to be replaced with a new active carbon film.
3. The bleaching powder used in the disinfection tank of the disinfection tank is sealed and stored in a dark and dry place, and the validity period is 1 year.
4. Some residue may be left after the bleaching powder in the water storage tank is disinfected, and water in the water storage tank is required to stay for a period of time and then is reused.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modifications, changes and equivalent changes made to the above embodiments according to the technical spirit of the present invention all fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a carwash waste water treatment cyclic utilization device which characterized in that includes pipe chute sedimentation tank, coagulating basin, sand filtration jar, active carbon adsorption jar, disinfection pond and the cistern that connects gradually through the raceway.
2. The device for treating and recycling the car washing wastewater as claimed in claim 1, wherein the inclined tube sedimentation tank comprises a water distribution tank connected with the car washing wastewater pipe and a buffer chamber connected with the water distribution tank through a wall through hole, a water distribution chamber, an inclined tube filtering chamber and a clean water outlet chamber are sequentially arranged above the buffer chamber, partition plates are respectively arranged among the buffer chamber, the water distribution chamber, the inclined tube filtering chamber and the clean water outlet chamber, a plurality of through holes are arranged on the partition plates, an opening is arranged on the side wall of the clean water outlet chamber and communicated with a water outlet groove arranged on the outer side wall of the clean water outlet chamber, and the water outlet groove is connected with the coagulation tank through a water pipe.
3. The device for treating and recycling the car washing wastewater according to claim 2, wherein a plurality of triangular lugs are arranged in parallel at the bottom of the buffer chamber, the outer side wall of the buffer chamber is provided with sludge discharge ports, the sludge discharge ports are positioned at two sides of the triangular lugs, and the sludge discharge ports are connected with sludge discharge pipes.
4. The device as claimed in claim 2, wherein a plurality of parallel inclined pipes are arranged in the inclined pipe filtering chamber, and the inclined pipes are inclined at an angle of 60 ° with the partition plate.
5. The device for treating and recycling the car washing wastewater according to claim 4, wherein the length of the inclined tube is 1.0-1.2 m.
6. The device for treating and recycling the car washing wastewater according to claim 1, wherein the coagulation tank is connected with a water inlet of the sand filtration tank through a water pipe, a chemical flocculant is added into the coagulation tank, and the chemical flocculant is aluminum sulfate.
7. The carwash waste water treatment cyclic utilization device of claim 1, characterized in that the height of the sand filtration tank is 2.18 m.
8. The car washing wastewater treatment and recycling device according to claim 1, wherein quartz sand is adopted as bottom filler in the activated carbon adsorption tank, the stacking is 0.15-0.4 m, the particle size of the quartz sand is 20-40 mm, and a granular activated carbon filter layer with the particle size of 1.0-1.5 m is filled on the quartz sand.
9. The recycling device for car washing wastewater according to claim 7, wherein the volume of the disinfection tank is 2m3The specification of the water reservoir is 3 multiplied by 1m3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021378342.4U CN212894230U (en) | 2020-07-14 | 2020-07-14 | Car washing wastewater treatment cyclic utilization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021378342.4U CN212894230U (en) | 2020-07-14 | 2020-07-14 | Car washing wastewater treatment cyclic utilization device |
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| CN212894230U true CN212894230U (en) | 2021-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860586A (en) * | 2021-09-30 | 2021-12-31 | 中新联科环境科技(安徽)有限公司 | Dyeing wastewater collection treatment system and wastewater collection pool thereof |
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2020
- 2020-07-14 CN CN202021378342.4U patent/CN212894230U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113860586A (en) * | 2021-09-30 | 2021-12-31 | 中新联科环境科技(安徽)有限公司 | Dyeing wastewater collection treatment system and wastewater collection pool thereof |
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