CN110746042A - Domestic sewage treatment device - Google Patents

Domestic sewage treatment device Download PDF

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Publication number
CN110746042A
CN110746042A CN201911034271.8A CN201911034271A CN110746042A CN 110746042 A CN110746042 A CN 110746042A CN 201911034271 A CN201911034271 A CN 201911034271A CN 110746042 A CN110746042 A CN 110746042A
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CN
China
Prior art keywords
layer
filtering
water
aeration
tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911034271.8A
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Chinese (zh)
Inventor
黄明华
黃梓钧
艾魏魏
高艳
曾兆会
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhonghui Ecological Environment Co Ltd
Original Assignee
Zhonghui Ecological Environment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhonghui Ecological Environment Co Ltd filed Critical Zhonghui Ecological Environment Co Ltd
Priority to CN201911034271.8A priority Critical patent/CN110746042A/en
Publication of CN110746042A publication Critical patent/CN110746042A/en
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/007—Modular design
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
  • Biological Treatment Of Waste Water (AREA)

Abstract

The invention discloses a household domestic sewage treatment device which is characterized by comprising a device bracket, a domestic sewage pretreatment device, an aquatic plant treatment device and a water body purification and disinfection device, wherein the domestic sewage pretreatment device is an integrated device formed by welding stainless steel sheets and comprises a filtering and settling layer, an aeration decomposition layer and a sand filter layer, the aquatic plant treatment device comprises 3 layers including an Eichhornia crassipes plant layer, a water lily plant layer and a duckweed plant layer, and the water body purification and disinfection device comprises a sand filter and an ultraviolet sterilizer; domestic sewage is treated without any chemical agent, so that secondary pollution caused by a water environment is avoided; the aquatic plants for treating sewage can be used as natural landscapes for appreciation, and the adopted aquatic plants can purify the indoor air of a family.

Description

Domestic sewage treatment device
Technical Field
The invention belongs to the field of household domestic sewage treatment, and particularly relates to a household domestic sewage treatment device.
Background
At present, global climate is changeable, and coexistence of land drought and flood abnormal climate is formed, so that the distribution of fresh water resources is uneven, especially, the fresh water resources caused by drought in recent years in China are very short, the growth of crops is influenced, and even the shortage of drinking water resources of people is seriously influenced, so that how to realize the cyclic utilization of the fresh water resources in the limited fresh water resources is realized, and the energy conservation and environmental protection are a difficult task of solving the fresh water resources at present.
Along with the steady implementation of the urbanization policy in China, the consumption of domestic water in urban families is relatively large, the domestic water in urban families is mainly rice washing water, vegetable washing water, tableware washing water, bath water, laundry mopping water and the like, the water for daily life of the families is usually discharged and enters the sewage pipeline of urban life after being used and is not recycled, thereby causing the waste of urban fresh water resources and simultaneously increasing the expense of household water and the expense of urban sewage treatment, although some domestic sewage treatment systems, such as SBR domestic sewage treatment equipment and the like, however, in actual operation, some problems always occur, such as poor treatment effect, large occupied space, high energy consumption, unstable system operation and the like, and the devices lack natural landscape colors and are placed at home to give people a feeling of depression in spirit. Therefore, how to develop a domestic sewage treatment system not only can solve the problems of saving water resources and reducing the domestic cost, but also can create a warm and harmonious natural landscape is a problem to be solved urgently in the current domestic sewage treatment.
Disclosure of Invention
The invention aims to provide a domestic sewage treatment device, which realizes the recovery and the reutilization of drinking water resources in domestic life, further saves limited water resources and also realizes the recycling of drinking water resources in domestic life
The domestic cost can be reduced, simultaneously, a warm and harmonious natural landscape can be created, and the technical scheme of the invention has the advantages of low energy consumption of domestic sewage treatment, small occupied space, simple structure, low manufacturing cost and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
the household domestic sewage treatment device is characterized by comprising a device support, a domestic sewage pretreatment device, an aquatic plant treatment device and a water body purification and disinfection device, wherein the device support is formed by welding carbon steel sectional materials, the surface is subjected to anticorrosive treatment, the domestic sewage pretreatment device is an integrated device formed by welding stainless steel sheets and comprises a filtering and settling layer, an aeration decomposition layer and a sand filtering layer, the filtering and settling layer comprises a filtering and settling tank, a filtering screen, a stirrer, a sewage inlet pipe, a water outlet and a sewage drain outlet, the filtering and settling tank is square, the bottom of the filtering and settling tank is conical, the sewage inlet pipe is arranged at the top of the filtering and settling tank, the sewage outlet and the water outlet are arranged at two sides of the lower end of the filtering and settling tank, the filtering screen is fixedly arranged in the filtering and settling tank through bolts, the stirrer comprises a stirring rod and a stirring motor, and the stirring rod is fixedly connected with, and the stirring motor is fixed on the top of the filtering and sedimentation tank through bolt installation, the sewage inlet pipe is fixed on the top of the filtering and sedimentation tank through welding, the water outlet is wedge-shaped and is close to one side of the aeration decomposition layer, the sewage discharge outlet is positioned at the bottom of the filtering and sedimentation tank, and a manual butterfly valve is arranged at the bottom of the filtering and sedimentation tank, the aeration decomposition layer comprises an aeration decomposition tank, an aeration pipeline, a horn air head and a high-pressure fan, the aeration decomposition tank is of a square structure, the top of the aeration decomposition tank is open, the aeration pipeline is spiral, one end of the aeration pipeline is sealed, the other end of the aeration pipeline is connected with the high-pressure fan, the horn air head is fixedly connected on the aeration pipeline through threads, the high-pressure fan, a mounting hole arranged on a base of the high-pressure fan is fixed on the top of the aeration decomposition tank, the activated carbon layer is located the top layer, aquatic plant processing apparatus, 3 total, including water hyacinth plant layer, water hyacinth plant layer and duckweed plant layer, water hyacinth plant layer includes glass groove I, water hyacinth and grit, glass groove I is placed on the device support, is provided with inlet tube I
And a water outlet pipe I, wherein the water inlet pipe I is connected with the bottom of the sand filtering layer, the water outlet pipe I is connected with the water lily plant layer, the water lily plant layer comprises a glass groove II, water lily and sand stones, the glass groove II is placed on the device bracket and is provided with a water outlet pipe II, the water outlet pipe II is connected with a duckweed plant layer, the duckweed plant layer comprises a glass groove III, duckweeds and gravels, the glass groove III is arranged on the device bracket and is provided with a water outlet pipe III which is connected with a water body purifying and disinfecting device, the water body purifying and sterilizing device comprises a sand filter and an ultraviolet sterilizer, the sand filter is positioned at the upper part of the water body purifying and sterilizing device, one end of the sand filter is connected with the water outlet pipe III, the other end of the sand filter is connected with the ultraviolet sterilizer, one end of the ultraviolet sterilizer is connected with the sand filter, and the other end of the ultraviolet sterilizer is connected with the water storage tank.
Preferably, the filtering screen of the domestic sewage pretreatment device can screen and remove oil stains and large-particle organic matters.
Preferably, domestic sewage pretreatment unit's filtration sediment layer, the stirring through the agitator is with the organic matter suspension in the domestic sewage, treats the stirring and stops the back, and the organic matter in the sewage deposits to fall into in the filtration sediment layer.
Preferably, the aeration decomposition layer of the domestic sewage pretreatment device decomposes organic matters in the sewage by air floatation under aerobic bacteria and forms inorganic matters.
Preferably, the eichhornia crassipes plant layer, the water lily plant layer and the duckweed plant layer in the aquatic plant treatment device fully absorb ammonia nitrogen and phosphorus in inorganic matters so as to maintain the growth of aquatic plants and realize a water purification function.
Compared with the prior art, the invention has the beneficial effects that:
1. the cost for treating the domestic sewage is low, the treatment efficiency is higher, and the method is more suitable for the characteristic of small domestic sewage amount;
2. domestic sewage is treated without any chemical agent, so that secondary pollution caused by a water environment is avoided;
3. the aquatic plants for treating sewage can be used as natural landscapes for appreciation, and the adopted aquatic plants can purify the indoor air of a family.
Drawings
FIG. 1 is a schematic structural view of a domestic sewage treatment apparatus according to the present invention.
In the figure, 1, a device bracket, 2, a domestic sewage pretreatment device, 3, an aquatic plant treatment device, 4, a water body purification and disinfection device, 5, gravels, 6, a water storage tank, 21, a filtering and settling layer, 22, an aeration decomposition layer, 23, a sand filter layer, 211, a filtering and settling tank, 212, a filtering screen, 213, a stirrer, 214, a sewage inlet pipe, 215, a water outlet, 216, a sewage outlet, 213-1, a stirring rod, 213-2, a stirring motor, 216-1, a manual butterfly valve, 221, an aeration decomposition tank, 222, an aeration pipeline, 223, a horn air head, 224, a high-pressure fan, 231, a quartz layer, 232, an active carbon layer, 31, an Eichhornia crassipes plant layer, 32, an Eichhornia crassipes plant layer, 33, a duckweed plant layer, 311, a glass groove I, 312, an Eichia crassipes, 311-1, a water inlet pipe I, 311-2, a water outlet pipe I, 321, 322. water lily, 321-1, water outlet pipes II, 331, a glass tank III, 332, duckweed, 331-1, water outlet pipe III, 41, a sand filter and 42, an ultraviolet sterilizer.
Detailed Description
The present invention will be further described with reference to the following detailed description, but is not limited to the scope of the invention.
The utility model provides a domestic sewage treatment device of family, its characterized in that, includes device support 1, domestic sewage pretreatment device 2, aquatic plant processing apparatus 3 and water purification degassing unit 4, device support 1 is formed by the welding of carbon steel section bar, and surface corrosion prevention handles, domestic sewage pretreatment device 2, the integrated device who is formed by the welding of stainless steel sheet metal, including filtering sedimentation layer 21, aeration decomposition layer 22 and sand filtration layer 23, filtering sedimentation layer 21 is including filtering sedimentation tank 211, filter screen 212, agitator 213, sewage import pipe 214, delivery port 215 and drain 216, filtering sedimentation tank 211 is square, and the bottom is the toper, and is provided with sewage import pipe 214 at its top, and the both sides of its lower extreme are provided with drain 216 and delivery port 215, filter screen 212 passes through the bolt installation to be fixed in the inside of filtering sedimentation tank 211, the stirrer 213 comprises a stirring rod 213-1 and a stirring motor 213-2, and the stirrer
Mixing motor 213-2 and puddler 213-1 pass through hole axle keyway cooperation fixed connection, just agitator motor 213-2 passes through the bolt-up to be fixed at the top of filtering sedimentation tank 211, sewage import pipe 214 welded fastening is fixed at the top of filtering sedimentation tank 211, delivery port 215 is the wedge, and is close to aeration decomposition layer 22 one side, drain 216 is located the bottom of filtering sedimentation tank 211, and is provided with manual butterfly valve 216-1 in the bottom, aeration decomposition layer 22, including aeration decomposition tank 221, aeration pipe 222, loudspeaker gas head 223 and high pressure positive blower 224, aeration decomposition tank 221 is square structure, and the top is uncovered, aeration pipe 222 is the spiral, and one end is sealed, and the other end is connected with high pressure positive blower 224, loudspeaker gas head 223 passes through screw thread fixed connection on aeration pipe 222, high pressure positive blower 214, the device comprises a base, a sand filter layer 23, an aquatic plant treatment device 3, a water hyacinth plant layer 31, a water hyacinth plant layer 32 and a duckweed plant layer 33, wherein the water hyacinth plant layer comprises a glass groove I311, a water hyacinth plant 312 and sand 5, the glass groove I311 is arranged on a device bracket 1 and is provided with a water inlet pipe I311-1 and a water outlet pipe I311-2, the water inlet pipe I311-1 is connected with the bottom of the sand filter layer 23, the water hyacinth plant layer I311-2 is connected with the water hyacinth plant layer 32, the water hyacinth plant layer 32 comprises a glass groove II 321, a water hyacinth 322 and sand 5, the glass groove 321 II is arranged on the device bracket 1, the water purification and disinfection device is provided with a water outlet pipe II 321-1, the water outlet pipe II 321-1 is connected with a duckweed plant layer 33, the duckweed plant layer 33 comprises a glass groove III 331, duckweed 332 and sand 5, the glass groove III 331 is placed on a device support 1 and is provided with a water outlet pipe III 331-1, the water outlet pipe III 331-1 is connected with a water body purification and disinfection device 4, the water body purification and disinfection device 4 comprises a sand filter 41 and an ultraviolet sterilizer 42, the sand filter 41 is positioned at the upper part of the water body purification and disinfection device 4, one end of the sand filter is connected with the water outlet pipe III 331-1, the other end of the sand filter 41 is connected with the ultraviolet sterilizer 42, and one end of the
41 and the other end is connected with the water storage tank 6.
The working principle is as follows: after the domestic sewage pipeline is connected with the sewage inlet pipe 214, when the domestic sewage passes through the filtering screen 212, the grease and the organic matters with larger particles remain on the filtering screen 212 and then enter the filtering and settling layer 21, and after stirring for 10min by the stirrer 213, the stirring is stopped, small suspended matters in the sewage form a precipitate and fall into the bottom of the filtering and settling layer 21, meanwhile, the sewage after the suspended matters are settled enters the aeration decomposition tank 221, air is blown into the aeration pipeline 222 under the blast operation of the high pressure fan 224, and aeration is carried out on the sewage by the horn air head 223 to form an oxygen supply environment, the organic matters are decomposed into inorganic matters such as ammonia, nitrogen, phosphorus and the like under the aerobic environment, the organic matters containing ammonia and part of the small particle organic matters enter the quartz sand layer 231 and the activated carbon layer 232, part of the small particle organic matters and part of high concentration ammonia, the turbid water on the upper part of the sand filter layer 23 enters the aquatic plant treatment device 3, the inorganic substances such as ammonia, nitrogen and phosphorus are absorbed by the roots of the aquatic plants in the water hyacinth plant layer 31, the water lily plant layer 32 and the duckweed plant layer 33, the growth of the aquatic plants is promoted, the turbid water is changed into clear water at the moment, the clear water enters the sand filter 41 and the ultraviolet sterilizer 42 in the water body purification and disinfection device 4 for secondary purification and disinfection, and finally the treated clear water enters the water storage tank 6 for storage so as to be used for washing clothes, flushing a toilet, watering flowers and mopping the floor in family life.
Technical solution of the present invention is described as an example, and it is obvious that the specific implementation of the present invention is not limited by the above-mentioned manner, and it is within the protection scope of the present invention as long as various insubstantial modifications are made by using the method concept and technical solution of the present invention, or the inventive concept and technical solution are directly applied to other occasions without modifications.

Claims (1)

1. The household domestic sewage treatment device is characterized by comprising a device support, a domestic sewage pretreatment device, an aquatic plant treatment device and a water body purification and disinfection device, wherein the device support is formed by welding carbon steel sectional materials, the surface is subjected to anticorrosive treatment, the domestic sewage pretreatment device is an integrated device formed by welding stainless steel sheets and comprises a filtering and settling layer, an aeration decomposition layer and a sand filtering layer, the filtering and settling layer comprises a filtering and settling tank, a filtering screen, a stirrer, a sewage inlet pipe, a water outlet and a sewage drain outlet, the filtering and settling tank is square, the bottom of the filtering and settling tank is conical, the sewage inlet pipe is arranged at the top of the filtering and settling tank, the sewage outlet and the water outlet are arranged at two sides of the lower end of the filtering and settling tank, the filtering screen is fixedly arranged in the filtering and settling tank through bolts, the stirrer comprises a stirring rod and a stirring motor, and the stirring rod is fixedly connected with, and the stirring motor is fixed on the top of the filtering and sedimentation tank through bolt installation, the sewage inlet pipe is fixed on the top of the filtering and sedimentation tank through welding, the water outlet is wedge-shaped and is close to one side of the aeration decomposition layer, the sewage discharge outlet is positioned at the bottom of the filtering and sedimentation tank, and a manual butterfly valve is arranged at the bottom of the filtering and sedimentation tank, the aeration decomposition layer comprises an aeration decomposition tank, an aeration pipeline, a horn air head and a high-pressure fan, the aeration decomposition tank is of a square structure, the top of the aeration decomposition tank is open, the aeration pipeline is spiral, one end of the aeration pipeline is sealed, the other end of the aeration pipeline is connected with the high-pressure fan, the horn air head is fixedly connected on the aeration pipeline through threads, the high-pressure fan, a mounting hole arranged on a base of the high-pressure fan is fixed on the top of the aeration decomposition tank, the water purification and disinfection device comprises an active carbon layer, an aquatic plant treatment device and 3 layers, wherein the active carbon layer is positioned at the top layer, the aquatic plant treatment device comprises an Eichhornia crassipes plant layer, a water lily plant layer and a duckweed plant layer, the Eichhornia crassipes plant layer comprises a glass groove I, Eichhornia crassipes and gravels, the glass groove I is arranged on a device support and is provided with a water inlet pipe I and a water outlet pipe I, the water inlet pipe I is connected with the bottom of a sand filtering layer, the water outlet pipe I is connected with the water lily plant layer, the water lily plant layer comprises a glass groove II, water lily and gravels, the glass groove II is arranged on the device support and is provided with a water outlet pipe II, the water outlet pipe II is connected with the duckweed plant layer, the duckweed plant layer comprises a glass groove III, duckweed and gravels, the water groove III is arranged on the device support and is provided with a water purification and disinfection, the sand filter is positioned on the upper part of the water body purification and disinfection device, one end of the sand filter is connected with the water outlet pipe III, the other end of the sand filter is connected with the ultraviolet sterilizer, one end of the ultraviolet sterilizer is connected with the sand filter, and the other end of the ultraviolet sterilizer is connected with the water storage tank.
CN201911034271.8A 2019-10-29 2019-10-29 Domestic sewage treatment device Withdrawn CN110746042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911034271.8A CN110746042A (en) 2019-10-29 2019-10-29 Domestic sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911034271.8A CN110746042A (en) 2019-10-29 2019-10-29 Domestic sewage treatment device

Publications (1)

Publication Number Publication Date
CN110746042A true CN110746042A (en) 2020-02-04

Family

ID=69280593

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911034271.8A Withdrawn CN110746042A (en) 2019-10-29 2019-10-29 Domestic sewage treatment device

Country Status (1)

Country Link
CN (1) CN110746042A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111943445A (en) * 2020-08-20 2020-11-17 河南理工大学 Indoor intelligent ecological water-saving treatment system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111943445A (en) * 2020-08-20 2020-11-17 河南理工大学 Indoor intelligent ecological water-saving treatment system

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Application publication date: 20200204