CN211035519U - Carwash effluent disposal system - Google Patents
Carwash effluent disposal system Download PDFInfo
- Publication number
- CN211035519U CN211035519U CN201921993076.3U CN201921993076U CN211035519U CN 211035519 U CN211035519 U CN 211035519U CN 201921993076 U CN201921993076 U CN 201921993076U CN 211035519 U CN211035519 U CN 211035519U
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- Prior art keywords
- tank
- pool
- water
- sludge
- outlet end
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000007788 liquid Substances 0.000 claims abstract description 64
- 239000010802 sludge Substances 0.000 claims abstract description 47
- 238000005406 washing Methods 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 21
- 238000004062 sedimentation Methods 0.000 claims abstract description 16
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 14
- 239000003814 drug Substances 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 12
- 239000010865 sewage Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 abstract description 20
- 238000000926 separation method Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 101150054854 POU1F1 gene Proteins 0.000 description 5
- 239000000701 coagulant Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- 230000008719 thickening Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Abstract
The utility model discloses a car washing wastewater treatment system, which comprises a grid pool, a water collecting pool, an oil separation pool, an adjusting pool, a lifting pool, a pipeline mixer, a liquid medicine stirring pool, an inclined tube sedimentation pool, a gas-water mixing pool, a dosing device, a clean water pool, a sludge concentration pool and a sludge filter press which are connected in sequence and form communication; the chemical adding device is connected with the pipeline mixer, the clean water tank is connected with the gas-water mixing tank, the sludge concentration tank is respectively connected with the gas-water mixing tank, the inclined tube sedimentation tank and the regulating tank, and the sludge concentration tank is respectively connected with the sludge filter press and the water collecting tank; the sludge filter press is connected with the water collecting tank; this carwash effluent disposal system can carwash waste water go out water after handling and reach the production reuse water standard, accomplishes to recycle behind the waste water treatment, and waste recycling handles and utilizes in the middle of the processing procedure to avoid the secondary pollution to the environment, accomplish the zero release, effective resources are saved and the energy.
Description
Technical Field
The utility model relates to an environmental protection technical field, in particular to carwash effluent disposal system.
Background
With the increasing number of automobiles in China, the car washing industry has a red fire situation in China and is increasingly developed, the flourishing of the car washing industry on one hand proves the vigorous vigor of the car industry in China, on the other hand, the urban water and wastewater treatment capacity is increased, the car washing machine which is common at present is used for washing cars, according to conservative estimation, the water consumption for washing cars for each time is at least 0.15 cubic to 0.2 cubic, the car washing wastewater contains oil, organic matters, surfactants and other substances which are difficult to degrade, pollutes rivers and lakes, causes the natural ecological environment to be artificially damaged, and in order to save water resources, the recycling of the car washing wastewater becomes a necessary way.
The recycling of the car washing wastewater can realize water reclamation and harmlessness, play important roles in protecting the environment, preventing water pollution and relieving insufficient water resources, and have obvious social and economic benefits.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can realize handling and cyclic utilization's carwash effluent disposal system to carwash waste water.
Therefore, the utility model discloses technical scheme as follows:
a car washing wastewater treatment system comprises a grid pool, a water collecting pool, an oil separation pool, an adjusting pool, a lifting pool, a pipeline mixer, a liquid medicine stirring pool, an inclined tube sedimentation pool, a gas-water mixing pool, a dosing device, a clean water pool, a sludge concentration pool and a sludge filter press which are sequentially connected and communicated; the liquid outlet end of the dosing device is connected with the liquid inlet end of the pipeline mixer through a connecting pipeline; the liquid inlet end of the clean water tank is connected with the liquid outlet end of the gas-water mixing tank through a connecting pipeline; the first inlet end of the sludge thickening tank is connected with the solid outlet end of the gas-water mixing tank through a connecting pipeline, the second inlet end of the sludge thickening tank is respectively connected with the sludge outlet end at the bottom of the inclined tube sedimentation tank and the sludge outlet end at the bottom of the adjusting tank through connecting pipelines, the solid outlet end of the sludge thickening tank is connected with the inlet end of the sludge press filter through a connecting pipeline, and the liquid outlet end at the top of the sludge thickening tank is connected with the liquid inlet end of the water collecting tank through a connecting pipeline; the liquid outlet end of the sludge filter press is connected with the liquid inlet end of the water collecting tank through a connecting pipeline; at least one lifting pump is arranged in the water collecting tank, and at least one submersible sewage pump is arranged in the lifting tank.
Further, the grid gap of the grid in the grid pool is 25-40 mm.
Further, a water pump with a fiber filter is arranged in the clean water tank.
Furthermore, a pit is dug below the underground of the car washing yard, and a grid plate which is flush with the ground is laid above the pit; the grid pond with the catch basin sets up in the below ground, just the pit with the end of intaking in the grid pond is linked together.
Furthermore, flow regulating valves are additionally arranged on connecting pipelines among the devices.
Compared with the prior art, the car washing wastewater treatment system can ensure that the treated effluent of the car washing wastewater reaches the production reuse water standard, the treated effluent is recycled, the car washing wastewater treatment system has the characteristics of small occupied area, low engineering investment, low operation energy consumption and low treatment cost, and the intermediate waste is recycled in the treatment process, so that the secondary pollution to the environment is avoided, zero emission is realized, and the resources and the energy are effectively saved.
Drawings
FIG. 1 is a schematic structural view of a car washing wastewater treatment system of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
As shown in fig. 1, the car washing wastewater treatment system comprises a grating tank 2, a water collecting tank 3, an oil separation tank 4, an adjusting tank 5, a lifting tank 6, a pipeline mixer 7, a liquid medicine stirring tank 8, an inclined tube sedimentation tank 9, a gas-water mixing tank 10, a clean water tank 11, a sludge concentration tank 12, a sludge filter press 13 and a dosing device 14; wherein,
a pit 1 is dug below the underground of the car washing yard, and a grating plate which is flush with the ground is laid above the pit 1, so that the car washing wastewater flows into the pit 1 through the grating plate;
the grid pond 2 and the water collecting pond 3 are arranged underground, and the pit 1 is communicated with the water inlet end of the grid pond 2; wherein, a grid is arranged in the grid pool 2, the gap between grid bars is 25mm, and the grid pool 2 is utilized to remove larger sand grains and sundries in the car washing wastewater flowing into the pit 1;
the water inlet end of the water collecting tank 3 is communicated with the water outlet end of the grating tank 2 and is used for collecting wastewater obtained by primary filtration in the grating tank 2; a lifting pump 15 is arranged in the water collecting tank 3, the liquid outlet end of the water collecting tank 3 is connected with the liquid inlet end of the oil separation tank 4 through a connecting pipeline, and the wastewater in the water collecting tank 3 is pumped into the oil separation tank 4 by the lifting pump;
the oil separation tank 4 specifically adopts an inclined plate oil separation tank, and the bottom end of the inclined plate oil separation tank is communicated with the liquid inlet end at the bottom end of the regulating tank; wherein, the oil separation tank 4 carries out oil-water separation on the wastewater to enable grease in the wastewater to float upwards, and separated water enters the regulating tank through a liquid outlet end at the bottom end of the oil separation plate;
the adjusting tank 5 is used for adjusting the water quality and flow of the wastewater, so that the water quality in different periods is uniform in the adjusting tank; the liquid outlet end of the adjusting tank 5 is arranged on the side wall of the upper part of the tank body, so that wastewater with balanced water quality flows out from the liquid outlet end; the liquid outlet end of the adjusting tank 5 is communicated with the liquid inlet end of the lifting tank 6;
a submersible sewage pump 16 is arranged in the lifting pool 6, so that the wastewater entering the lifting pool 6 from the liquid outlet end of the self-regulating pool 5 is pumped into the pipeline mixer 7 at a certain flow rate;
the pipeline mixer 7 comprises two liquid inlet ends and one liquid outlet end which are arranged on the mixing pipe body, wherein the first liquid inlet end of the pipeline mixer 7 is connected with the liquid outlet end of the lifting pool 6 through a connecting pipeline, the second liquid inlet end of the pipeline mixer 7 is connected with the liquid outlet end of the dosing device 14 through a connecting pipeline, and the liquid outlet end of the pipeline mixer 7 is connected with the liquid inlet end of the liquid medicine stirring pool 8 through a connecting pipeline; a liquid conveying pump is arranged in the dosing device 14, so that the mixed liquid of the flocculating agent and the coagulant aid which is contained in the dosing device 14 and is mixed in advance is conveyed to the pipeline mixer 7 through the liquid conveying pump according to the flow matched with the submersible sewage pump 16, the wastewater entering the pipeline mixer 7 is mixed with the mixed liquid of the flocculating agent and the coagulant aid according to a certain proportion, and then enters the liquid medicine stirring tank 8 through the liquid outlet end of the pipeline mixer 7;
a stirring device is arranged in the liquid medicine stirring tank 8, so that the wastewater entering the liquid medicine stirring tank 8 through the liquid outlet end of the pipeline mixer 7 and the mixed liquid of the flocculating agent and the coagulant aid which are mixed with the wastewater according to the proportion are fully stirred and mixed, the flocculating agent is subjected to adsorption reaction with impurities in the wastewater under the action of the coagulant aid to form floccules, and the floccules are properly stirred and are mutually bonded to form alumen ustum;
the liquid inlet end of the inclined tube sedimentation tank 9 is communicated with the liquid outlet end of the liquid medicine stirring tank 8, so that the waste water which generates alum floc enters the inclined tube sedimentation tank 9, and then the substances with the specific gravity larger than that of the water sink to the bottom of the tank under the action of gravity, and are separated from the water; the inclined tube sedimentation tank 9 comprises a liquid outlet end arranged at the upper part of the tank body and a solid outlet end arranged at the bottom of the tank body, so that substances with specific gravity higher than that of water deposited to the bottom of the tank body can be separated out from the solid outlet end, and the water enters the gas-water mixing tank 10 from the liquid outlet end;
the liquid inlet end of the gas-water mixing tank 10 is communicated with the liquid outlet end of the inclined tube sedimentation tank 9, when separated water in the inclined tube sedimentation tank 9 overflows into the gas-water mixing tank 10, a large amount of dense bubbles smaller than 0.01 mu m are generated in the water outlet in the gas-water mixing tank 10 and attached to the surface of a flocculation group to form scum, and the scum is separated by a scum board arranged at the top of the gas-water mixing tank 10 and conveyed into the sludge concentration tank 12 through a connecting pipeline connected between the solid outlet end at the top of the gas-water mixing tank 10 and the sludge concentration tank 12;
the liquid inlet end of the clean water tank 11 is connected with the liquid outlet end of the gas-water mixing tank 10 through a connecting pipeline, so that the discharged water separated and discharged from the gas-water mixing tank 10 enters the clean water tank 11 to be recycled for flushing;
the sludge concentration tank 12 comprises a first inlet end, a second inlet end, a solid outlet end and a liquid outlet end, wherein the first inlet end, the second inlet end and the solid outlet end are arranged on the tank body, and the liquid outlet end is positioned at the top of the tank body; wherein, the first inlet end of the sludge concentration tank 12 is connected with the solid outlet end of the gas-water mixing tank 10 through a connecting pipeline, the second inlet end of the sludge concentration tank 12 is respectively connected with the sludge outlet end at the bottom of the inclined tube sedimentation tank 9 and the sludge outlet end at the bottom of the regulating tank 5 through connecting pipelines, and two main pipelines respectively connected with the first inlet end and the second inlet end are provided with sludge pumps, so that the sludge respectively generated by sedimentation in the regulating tank 5, the inclined tube sedimentation tank 9 and the gas-water mixing tank 10 in the middle process of wastewater treatment is completely conveyed to the sludge concentration tank 12 for uniform treatment;
the solid outlet end of the sludge concentration tank 12 is connected with the inlet end of the sludge filter press 13 through a connecting pipeline, and the liquid outlet end at the top of the sludge concentration tank 12 is connected with the liquid inlet end of the water collecting tank 3 through a connecting pipeline; the sludge entering the sludge concentration tank 12 is precipitated under the action of gravity, the supernatant overflows into the water collecting tank 3 from the connecting pipeline under the action of gravity for circular treatment, and the sludge precipitate at the lower layer is pumped into a sludge filter press 13 for filter pressing and discharging solid sludge cakes so as to be uniformly recovered and transported to a treatment plant for uniform treatment; the sludge filter press 13 is also provided with a liquid outlet end which is connected with the liquid inlet end of the water collecting tank 3 through a connecting pipeline, so that clear liquid generated by filtering is overflowed into the water collecting tank 3 through the connecting pipeline under the action of gravity for circular treatment; in addition, all install flow control valve additional on the connecting line between above-mentioned each device, make this automobile wastewater treatment system's whole treatment process can carry out controllable regulation according to actual need and actual conditions.
In another embodiment of the application, a water pump with a fiber filter can be additionally arranged in the clean water tank 11 for filtering according to the water quality condition, so that the water in the clean water tank 11 is sequentially sent to a sand filter and an active carbon filter which are pinched by the water pump for filtering, and the effluent is deeply treated. In addition, in the actual operation process, whether filtration treatment is carried out or not can be considered according to the water quality condition of the coagulating sedimentation effluent, and the water after filtration is disinfected by adding chlorine.
Claims (5)
1. A car washing wastewater treatment system is characterized by comprising a grid pool (2), a water collecting pool (3), an oil separating pool (4), an adjusting pool (5), a lifting pool (6), a pipeline mixer (7), a liquid medicine stirring pool (8), an inclined tube sedimentation pool (9) and a gas-water mixing pool (10), a medicine adding device (14), a clean water pool (11), a sludge concentration pool (12) and a sludge filter press (13) which are sequentially connected and communicated; the liquid outlet end of the dosing device (14) is connected with the liquid inlet end of the pipeline mixer through a connecting pipeline; the liquid inlet end of the clean water tank (11) is connected with the liquid outlet end of the gas-water mixing tank (10) through a connecting pipeline; a first inlet end of the sludge concentration tank (12) is connected with a solid outlet end of the gas-water mixing tank (10) through a connecting pipeline, a second inlet end of the sludge concentration tank (12) is respectively connected with a sludge outlet end at the bottom of the inclined tube sedimentation tank (9) and a sludge outlet end at the bottom of the adjusting tank (5) through connecting pipelines, a solid outlet end of the sludge concentration tank (12) is connected with an inlet end of the sludge press filter (13) through a connecting pipeline, and a liquid outlet end at the top of the sludge concentration tank (12) is connected with a liquid inlet end of the water collecting tank (3) through a connecting pipeline; the liquid outlet end of the sludge filter press (13) is connected with the liquid inlet end of the water collecting tank (3) through a connecting pipeline; at least one lifting pump (15) is arranged in the water collecting tank (3), and at least one submersible sewage pump (16) is arranged in the lifting tank (6).
2. The carwash effluent disposal system according to claim 1 wherein the grid gaps of the grids disposed within said grid basin (2) are 25-40 mm.
3. The car wash wastewater treatment system according to claim 1, characterized in that a water pump with a fiber filter is provided in the clean water tank (11).
4. The car washing wastewater treatment system according to claim 1, wherein a pit (1) is dug below the underground of the car washing yard, and a grid plate flush with the ground is laid above the pit (1); the grating pool (2) and the water collecting pool (3) are arranged below the ground, and the pit (1) is communicated with the water inlet end of the grating pool (2).
5. The car wash wastewater treatment system according to claim 1, wherein a flow regulating valve is additionally installed on a connection pipe between each device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921993076.3U CN211035519U (en) | 2019-11-18 | 2019-11-18 | Carwash effluent disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921993076.3U CN211035519U (en) | 2019-11-18 | 2019-11-18 | Carwash effluent disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211035519U true CN211035519U (en) | 2020-07-17 |
Family
ID=71537087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921993076.3U Active CN211035519U (en) | 2019-11-18 | 2019-11-18 | Carwash effluent disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211035519U (en) |
-
2019
- 2019-11-18 CN CN201921993076.3U patent/CN211035519U/en active Active
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