CN210261470U - Kitchen sewage treatment device - Google Patents
Kitchen sewage treatment device Download PDFInfo
- Publication number
- CN210261470U CN210261470U CN201920930103.6U CN201920930103U CN210261470U CN 210261470 U CN210261470 U CN 210261470U CN 201920930103 U CN201920930103 U CN 201920930103U CN 210261470 U CN210261470 U CN 210261470U
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- Prior art keywords
- biological filter
- sand layer
- water
- treatment
- plant
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- 239000010865 sewage Substances 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 235000012054 meals Nutrition 0.000 claims abstract description 6
- 239000004576 sand Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 17
- 241000196324 Embryophyta Species 0.000 claims description 14
- 238000005276 aerator Methods 0.000 claims description 6
- 244000205574 Acorus calamus Species 0.000 claims description 3
- 235000011996 Calamus deerratus Nutrition 0.000 claims description 3
- 235000005273 Canna coccinea Nutrition 0.000 claims description 3
- 240000008555 Canna flaccida Species 0.000 claims description 3
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 abstract description 22
- 239000003344 environmental pollutant Substances 0.000 abstract description 8
- 231100000719 pollutant Toxicity 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000004065 wastewater treatment Methods 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000005201 scrubbing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 239000004519 grease Substances 0.000 description 11
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 9
- 238000005273 aeration Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000006228 supernatant Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000010806 kitchen waste Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model belongs to the technical field of waste water treatment, concretely relates to meal kitchen sewage treatment plant. The kitchen sewage treatment device comprises an oil separation grit chamber, an artificial wetland, a biological filter and a water storage tank, wherein the oil separation grit chamber is connected with the artificial wetland through a water inlet pipe, the artificial wetland is connected with the biological filter through a first water outlet pipe, and the biological filter is connected with the water storage tank through a second water outlet pipe; the utility model discloses simple structure, can be fine carry out slagging-off, scrubbing treatment to kitchen sewage to carry out effective filtration to waste water, make waste water reuse, when its high efficiency takes off the pollutant in the scrubbing sewage, can avoid the secondary pollution in the processing procedure.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, concretely relates to meal kitchen sewage treatment plant.
Background
With the increase of sewage discharge, most of surface water and part of shallow groundwater in China are increasingly polluted, and if the water pollution is not effectively controlled, economic sustainable development and water supply safety are directly influenced. Investigation shows that more than 50% of nitrogen in lakes and rivers is caused by non-point source pollution, kitchen waste contains a large amount of organic matters and grease, and the direct discharge of the waste water can block sewer pipelines and generate a large amount of odor. The existing kitchen wastewater treatment equipment is large in size, is used for combining and completing a series of equipment such as an oil separation sedimentation tank, an adjusting tank, a PH adjusting tank, an ammonia stripping tower, a biochemical treatment tank, a Fenton reaction tank, a coagulating sedimentation tank and the like, is high in treatment efficiency, but is high in cost, and is not suitable for families. Most of the existing families directly discharge the sewage into a sewer pipeline, and the sewage can be blocked and cause environmental pollution after long-term direct discharge.
The artificial wetland is an artificial ecosystem simulating a natural wetland, and is a sewage treatment ecosystem which artificially forms a substrate by one or more media such as stones, sands, soil, coal slag and the like according to a certain proportion and selectively implants plants. The biological filter is made of crushed stones and can effectively remove pollutants such as ammonia nitrogen, total phosphorus, COD, BOD and the like in the kitchen sewage.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides an adopt constructed wetland coupling biological filter to handle device of meal kitchen sewage utilizes the two coprocessing action to remove the pollutant in the meal kitchen sewage.
In order to achieve the above purpose, the utility model discloses a technical scheme is:
the utility model provides a meal kitchen sewage treatment plant which characterized in that: comprises an oil-separating grit chamber, an artificial wetland, a biological filter and a water storage tank; the oil removal grit chamber pass through into water piping connection constructed wetland, constructed wetland in from last to having set gradually fine sand layer and coarse sand layer down, constructed wetland in be provided with the baffle, fine sand layer on plant the plant, constructed wetland through first water piping connection biological filter, biological filter in be provided with the filter material, the below of filter material be provided with the aerator, the top of filter material be provided with the porous net body, biological filter pass through the second and go out water piping connection tank.
Preferably, the plant is one or more selected from canna, calamus and reed.
Preferably, the particle size of the fine sand layer is 2-5mm, and the particle size of the coarse sand layer is 10-20 mm.
Preferably, the filter material is shale ceramsite, the diameter of the shale ceramsite is 5mm, and the layer height of the shale ceramsite is 1.5-2 m.
The utility model discloses a processing procedure as follows: the kitchen sewage to be treated enters an oil separation grit chamber through a pipeline to remove large granular substances, partial suspended matters and grease in the kitchen sewage, the treated supernatant enters an artificial wetland through a water inlet pipe and sequentially flows through a plant layer, a fine sand layer and a coarse sand layer from top to bottom, partial pollutants and suspended matters in the treated supernatant are removed through the adsorption of a plant root system and the filtering of the fine sand layer and the coarse sand layer, the treated supernatant flows into a biological filter through a first water outlet pipe, the pollutants in the wastewater are further filtered through filter materials and microorganisms in the biological filter, an aerator is arranged at the bottom to enhance the mixing and aeration effects of the wastewater, a porous net body is arranged at the top to play a role in blocking the filter materials, the treated clear water overflows into a water storage tank through an overflow weir to be stored, and the clear water is selectively recycled or discharged into an urban pipe network according to the requirement.
The utility model has the advantages as follows: the utility model discloses simple structure, can be fine carry out slagging-off, scrubbing treatment to kitchen sewage to carry out effective filtration to waste water, make waste water reuse, when its high efficiency takes off the pollutant in the scrubbing sewage, can avoid the secondary pollution in the processing procedure. The whole box body has small volume and low investment, greatly reduces the treatment cost and the manufacturing cost of the wastewater, and is easy to popularize.
Drawings
Fig. 1 is the structure schematic diagram of the kitchen sewage treatment device provided by the utility model.
In the figure, 1 is an oil separation grit chamber, 2 is an artificial wetland, 3 is a biological filter, 4 is a water storage tank, 5 is a fine sand layer, 6 is a coarse sand layer, 7 is a plant, 8 is a baffle, 9 is a first water outlet pipe, 10 is a water inlet pipe, 11 is a filter material, 12 is an aerator, 13 is a porous net body, and 14 is a second water outlet pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in figure 1, a kitchen sewage treatment device is characterized in that: comprises an oil-separating grit chamber 1, an artificial wetland 2, a biological filter 3 and a water storage tank 4; the oil-separating grit chamber 1 is connected with an artificial wetland 2 through a water inlet pipe 10, a fine sand layer 5 and a coarse sand layer 6 are sequentially arranged in the artificial wetland 2 from top to bottom, the artificial wetland 2 is internally provided with a baffle 8, the fine sand layer 5 is planted with plants 7, the artificial wetland 2 is connected with the biological filter 3 through a first water outlet pipe 9, a filter material 11 is arranged in the biological filter 3, an aerator 12 is arranged below the filter material 11, a porous net body 13 is arranged above the filter material 11, the biological filter 3 is connected with the water storage tank 4 through a second water outlet pipe 14, the plant 7 is two selected from canna, calamus and reed, the grain diameter of the fine sand layer 2 is 2-5mm, the grain diameter of the coarse sand layer 3 is 10-20mm, the filter material 11 is shale ceramsite, the diameter is 5mm, and the layer height is 1.5-2 m.
The kitchen sewage to be treated enters an oil separation grit chamber through a pipeline to remove large granular substances, partial suspended matters and grease in the kitchen sewage, the treated supernatant enters an artificial wetland through a water inlet pipe and sequentially flows through a plant layer, a fine sand layer and a coarse sand layer from top to bottom, partial pollutants and suspended matters in the treated supernatant are removed through the adsorption of a plant root system and the filtering of the fine sand layer and the coarse sand layer, the treated supernatant flows into a biological filter through a first water outlet pipe, the pollutants in the wastewater are further filtered through filter materials and microorganisms in the biological filter, an aerator is arranged at the bottom to enhance the mixing and aeration effects of the wastewater, a porous net body is arranged at the top to play a role in blocking the filter materials, the treated clear water overflows into a water storage tank through an overflow weir to be stored, and the clear water is selectively recycled or discharged into an urban pipe network according to the requirement.
Example 2
The kitchen wastewater treatment device of the embodiment 1 is adopted to treat kitchen wastewater of a certain catering enterprise, and the COD content, the grease content, the SS content and the ammonia nitrogen content in the wastewater to be treated are respectively 211mg/L, 30mg/L, 121mg/L and 80mg/L through detection. Treating the wastewater to be treated in an oil-separating grit chamber, an artificial wetland and a biological filter in sequence, wherein the whole treatment period is 5-40 hours, and the aeration intensity is 5-10L/m2And s, after treatment, the content of C0D in the water is detected to be 25mg/L, the content of grease is 2mg/L, the content of SS is 8mg/L, the content of ammonia nitrogen is 9mg/L, the treatment effect is obvious, and the domestic sewage treatment discharge standard is achieved.
Example 3
The kitchen wastewater treatment device of the embodiment 1 is adopted to treat kitchen wastewater of a certain catering enterprise, and the COD content, the grease content, the SS content and the ammonia nitrogen content in the wastewater to be treated are respectively 145mg/L, 22mg/L, 85mg/L and 63mg/L through detection. Treating the wastewater to be treated in an oil-separating grit chamber, an artificial wetland and a biological filter in sequence, wherein the whole treatment period is 5-40 hours, and the aeration intensity is 5-10L/m2And s, after treatment, the content of C0D in the water is detected to be 16mg/L, the content of grease is 2mg/L, the content of SS is 5mg/L, the content of ammonia nitrogen is 3mg/L, the treatment effect is obvious, and the discharge standard of domestic sewage treatment is achieved.
Example 4
The kitchen wastewater treatment device of the embodiment 1 is adopted to treat kitchen wastewater of a certain catering enterprise, and the COD content, the grease content, the SS content and the ammonia nitrogen content in the wastewater to be treated are respectively 189mg/L, 26mg/L, 118mg/L and 48mg/L respectively through detection. Treating the wastewater to be treated in an oil-separating grit chamber, an artificial wetland and a biological filter in sequence, wherein the whole treatment period is 5-40 hours, and the aeration intensity is 5-10L/m2And s, after treatment, the content of C0D in the water is detected to be 12mg/L, the content of grease is 1mg/L, the content of SS is 7mg/L, the content of ammonia nitrogen is 6mg/L, the treatment effect is obvious, and the discharge standard of domestic sewage treatment is achieved.
Example 5
Kitchen waste using example 1The water treatment device is used for treating kitchen wastewater of a certain catering enterprise, and the COD content, the grease content and the SS content in the wastewater to be treated are respectively 155mg/L, 22mg/L, 89mg/L and 35mg/L of ammonia nitrogen. Treating the wastewater to be treated in an oil-separating grit chamber, an artificial wetland and a biological filter in sequence, wherein the whole treatment period is 5-40 hours, and the aeration intensity is 5-10L/m2S, after treatment, the content of C0D in the water is detected to be 10mg/L, the content of grease is 1mg/L, the content of SS is 4mg/L, the content of ammonia nitrogen is 4mg/L, the treatment effect is obvious, and the discharge standard of domestic sewage treatment is achieved.
The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.
Claims (4)
1. The utility model provides a meal kitchen sewage treatment plant which characterized in that: comprises an oil-separating grit chamber (1), an artificial wetland (2), a biological filter (3) and a water storage tank (4); oil removal grit chamber (1) connect constructed wetland (2) through inlet tube (10), constructed wetland (2) in from last to having set gradually fine sand layer (5) and coarse sand layer (6) down, constructed wetland (2) in be provided with baffle (8), fine sand layer (5) on plant and have plant (7), constructed wetland (2) connect biological filter (3) through first outlet pipe (9), biological filter (3) in be provided with filter material (11), the below of filter material (11) be provided with aerator (12), the top of filter material (11) be provided with porous netted object (13), biological filter (3) connect tank (4) through second outlet pipe (14).
2. The apparatus of claim 1, wherein: the plant (7) is one or more selected from canna, calamus and reed.
3. The apparatus of claim 1, wherein: the grain diameter of the fine sand layer (2) is 2-5mm, and the grain diameter of the coarse sand layer (3) is 10-20 mm.
4. The apparatus of claim 1, wherein: the filter material (11) is shale ceramsite, the diameter is 5mm, and the layer height is 1.5-2 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920930103.6U CN210261470U (en) | 2019-06-20 | 2019-06-20 | Kitchen sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920930103.6U CN210261470U (en) | 2019-06-20 | 2019-06-20 | Kitchen sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210261470U true CN210261470U (en) | 2020-04-07 |
Family
ID=70043494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920930103.6U Expired - Fee Related CN210261470U (en) | 2019-06-20 | 2019-06-20 | Kitchen sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210261470U (en) |
-
2019
- 2019-06-20 CN CN201920930103.6U patent/CN210261470U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221226 Address after: 1st floor, No. 4815, Lianxi Road, Jinze Town, Qingpu District, Shanghai, 200000 Patentee after: Shanghai Rongzun Construction Engineering Consulting Co.,Ltd. Address before: Room 1116, building 1, 3068 Xihuan Road, Gusu District, Suzhou City, Jiangsu Province Patentee before: Haomiao Environmental Technology (Suzhou) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |