CN113526794A - Domestic wastewater treatment control system - Google Patents

Domestic wastewater treatment control system Download PDF

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Publication number
CN113526794A
CN113526794A CN202110849799.1A CN202110849799A CN113526794A CN 113526794 A CN113526794 A CN 113526794A CN 202110849799 A CN202110849799 A CN 202110849799A CN 113526794 A CN113526794 A CN 113526794A
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China
Prior art keywords
tank
receiving module
drainage
water
sundries
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CN202110849799.1A
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Chinese (zh)
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CN113526794B (en
Inventor
谭建萍
徐斌
余江勇
张嘉琪
黄金生
熊俊
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Guangdong Donglee Environment Co ltd
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Guangdong Donglee Environment Co ltd
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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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • 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
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/42—Liquid level
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection
    • 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
    • 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
    • C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • 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
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used

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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)
  • Hydroponics (AREA)
  • Biological Treatment Of Waste Water (AREA)

Abstract

The invention discloses a domestic wastewater treatment control system, which comprises a sundries separation tank, an oil separation tank, a culture tank, a sedimentation tank, a disinfection tank, a plant planting tank and a recycling control room, wherein the sundries separation tank is connected with the culture tank; the sundries separation tank, the oil separation tank, the culture tank, the sedimentation tank, the disinfection tank and the plant planting tank are sequentially connected. The invention provides a domestic wastewater treatment control system, wherein a piston rod drives a piston rod to be pulled out of a drainage channel under the driving of an air cylinder, wastewater flows into the drainage channel, the piston rod moves along a waterproof plate to extrude the wastewater to move towards the waterproof plate, the waterproof plate is pushed to move rightwards to be separated from a drainage frame, a spring is compressed, the wastewater flows into a right cavity, the piston rod moves towards a left cavity, the spring restores to drive the waterproof plate to seal the drainage frame and is used for blocking the drainage channel, plants absorb and utilize rich nutrient substances and the like, so that domestic wastewater in a community forms a cyclic treatment and utilization system, the domestic wastewater in the community is treated and utilized, and the influence on the environment is reduced.

Description

Domestic wastewater treatment control system
Technical Field
The invention relates to the field of domestic wastewater treatment, in particular to a domestic wastewater treatment control system.
Background
Water is an important resource on which humans live. With the increase of urban development speed, people have higher and higher demands on water resources. According to data, the per-capita share of water resources in China is 2200m3About 1/5, the world's average population level, is one of the 13 water-poor countries in the world. The shortage of water resources is a highly important problem worldwide, and the main reasons for the shortage of water resources are as follows: one, a great deal of waste of water resource. And secondly, the pollution problem of water resources. Domestic wastewater refers to washing water excreted by residents in daily life, and at present, the treatment and control mechanism of domestic wastewater in China is not complete, and no wastewater treatment work is carried out in a practical way. Domestic wastewater treatment lacks reasonable sewage pipe network design, and the domestic wastewater pipe network after the partial transformation is difficult to dock with the branch pipe of service life and is supporting, and the main pipe network can't hold all urban domestic wastewater completely, and has the phenomenon of domestic wastewater surplus rainwater pipeline sharing, leads to the treatment effect on the low side. The domestic wastewater treatment technology is not advanced and mature enough, and the treatment method is single and lagged, which brings more serious domestic wastewater problems.
The existing treatment devices and treatment methods for domestic wastewater are also multiple, but are rarely connected with the Internet of things technology, so that manual operation is time-consuming and labor-consuming, and the sustainable operability is not strong.
Disclosure of Invention
The present invention is directed to a domestic wastewater treatment control system, which overcomes the above-mentioned problems of the prior art.
The technical scheme of the invention is realized as follows:
a domestic wastewater treatment control system comprises a sundries separation tank, an oil separation tank, a culture tank, a sedimentation tank, a disinfection tank, a plant planting tank and a recycling control room;
the sundries separation tank, the oil separation tank, the culture tank, the sedimentation tank, the disinfection tank and the plant planting tank are sequentially connected, and the recycling control room is respectively connected with the sundries separation tank, the oil separation tank and the disinfection tank.
Furthermore, a partition is arranged in the sundries separating tank, a left cavity and a right cavity are formed in the sundries separating tank through the partition, a drain hole communicated with the left cavity and the right cavity is formed in the bottom of the partition in a connected mode, a backflow-preventing component is installed in the drain hole, a double-filter-screen component is arranged in the left cavity, the bottom of the double-filter-screen component is connected with a weight sensor, a first submersible pump and a first liquid level sensor are arranged in the right cavity respectively, the first liquid level sensor detects that waste water in the right cavity reaches a threshold value, and the first submersible pump works to extract liquid;
the double-filter screen assembly comprises a feeding funnel, a motor, a spiral conveyor and a filter screen cylinder, wherein the feeding funnel is abutted against four inner walls of the left cavity, the bottom of the feeding funnel is communicated with the top of the filter screen cylinder, the filter screen cylinder penetrates through the sundries separation tank and is fixed with the platform, the motor is fixed on the platform, the spiral conveyor connected with the motor penetrates into the filter screen cylinder, wastewater and sundries flowing into the feeding funnel flow into the filter screen cylinder, and the wastewater falls into the left cavity through the filter screen cylinder;
the bottom of the weight sensor is connected with a cross rod fixed on the inner wall of the sundries separation tank, the weight sensor is used for sensing the weight of sundries, when the sensed weight of the sundries exceeds a set value, the motor drives the spiral conveyor to rotate, and the sundries are taken out of the sundries separation tank by the spiral conveyor and are discharged;
the backflow-preventing assembly comprises a piston rod, a drainage frame, an insertion rod, a spring and a waterproof board, wherein the drainage frame is fixed on a drainage hole port of the left cavity, the drainage frame and the bottom wall of the sundries separation tank form a drainage channel, the piston rod is inserted into the drainage frame and is in sealing connection with the drainage channel, the insertion rod is inserted into a drainage frame port of the right cavity, the spring is sleeved on the insertion rod, the insertion rod penetrates out of the drainage frame and is connected with the waterproof board, the piston rod drives the piston rod to be pulled out of the drainage channel under the driving of an air cylinder, wastewater flows into the drainage channel, the piston rod moves along the waterproof board to extrude the wastewater to move towards the direction of the waterproof board, the waterproof board is pushed to move rightwards to separate from the drainage frame, the spring is compressed, the wastewater flows into the right cavity, the piston rod moves towards the left cavity, and the spring restores to drive the waterproof board to seal the drainage frame for separating the drainage channel.
Further, be provided with the baffle in the oil interceptor, the baffle is inside to be left space and right space in the oil interceptor, install kitchen oil water separator in the left space, kitchen oil water separator's import and first immersible pump intercommunication, first immersible pump extraction waste water flows into oil water separator for kitchen oil water separation in, baffle and right space intercommunication are worn out to kitchen oil water separator's outlet pipe, in the oil stream income left space after the separation, in the waste water inflow right space after the separation, install second immersible pump and second level sensor in the right space respectively.
Furthermore, the culture pond is communicated with a second submersible pump, the liquid after the right space separation floats on the water surface of the culture pond with floating plants, and the aerator is installed in the culture pond.
Further, the top and the breed pond intercommunication of sedimentation tank have placed in the sedimentation tank from last to down superimposed active carbon layer, geotechnological cloth layer and cobble layer in proper order, and the row hole has been seted up with the junction of active carbon layer, geotechnological cloth layer and cobble layer to the sedimentation tank, and the one end of water purification pipe inserts in the row hole, and the other end of water purification pipe inserts in the disinfection pond.
Further, the curb plate in space about the inside partition of disinfection pond, the left space in disinfection pond communicates with clean water pipe and pay-off mouth respectively, the below in left space is provided with holds the drain box, hold the drain box top and laid geotechnological cloth layer and cobble layer respectively, hold the right space intercommunication of drain box and disinfection pond, third immersible pump and third level sensor set up respectively in the right space in disinfection pond, quality of water sensor is installed to third level sensor's import department, the roof covers on the right space top in disinfection pond.
Furthermore, the plant planting pool is communicated with an outlet of the third submersible pump, pebbles and silt are respectively paved at the bottom of the plant planting pool, and emergent aquatic plants and water lily/lotus are planted on the pebbles and the silt.
Furthermore, an automatic controller, a cloud server, a first receiving module, a second receiving module, a third receiving module, a fourth receiving module and a fifth receiving module are respectively arranged in the recycling control chamber, and the automatic controller is respectively electrically connected with the cloud server, the first receiving module, the second receiving module, the third receiving module, the fourth receiving module and the fifth receiving module.
Furthermore, the first receiving module is wirelessly connected with the first submersible pump, the second receiving module is wirelessly connected with the second submersible pump, the third receiving module is wirelessly connected with the third submersible pump, and the fourth receiving module is wirelessly connected with the water quality sensor;
the first liquid level sensor, the second liquid level sensor and the third liquid level sensor are connected with the automatic controller through the cloud server.
The technical scheme has the following advantages or beneficial effects:
1. the invention provides a domestic wastewater treatment control system, wherein the bottom of a weight sensor is connected with a cross rod fixed on the inner wall of a sundries separation tank, the weight sensor is used for sensing the weight of sundries, when the sensed weight of the sundries exceeds a set value, a motor drives a screw conveyor to rotate, the sundries are taken out of the sundries separation tank by the screw conveyor to be discharged, a piston rod drives a piston rod to be pulled out of a drainage channel under the driving of an air cylinder, the wastewater flows into the drainage channel, the piston rod moves along a waterproof plate to extrude the wastewater to move towards the waterproof plate to push the waterproof plate to move rightwards to be separated from a drainage frame, a spring compresses the wastewater, the piston rod moves towards the left cavity, and the spring restores to drive the waterproof plate to seal the drainage frame and is used for separating the drainage channel.
2. The invention provides a domestic wastewater treatment control system, which enables domestic wastewater in a community to form a circular treatment and utilization system by means of physical methods, animal-plant circular purification, microbial treatment, chemical disinfection methods, absorption and utilization of plants on rich nutrients and the like, realizes treatment and utilization of the domestic wastewater in the community, and reduces the influence on the environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is an overall configuration diagram of a sanitary wastewater treatment control system according to an embodiment of the present invention;
FIG. 2 is a part A diagram of a sanitary wastewater treatment control system according to an embodiment of the present invention;
FIG. 3 is a part B diagram of a domestic wastewater treatment control system according to an embodiment of the present invention;
FIG. 4 is a view showing a state of conduction of a drain passage of a sundries separating tank of a domestic wastewater treatment control system according to an embodiment of the present invention;
FIG. 5 is a view showing a closed state of a drainage passage of a foreign material separation tank of a sanitary wastewater treatment control system according to an embodiment of the present invention;
FIG. 6 is an enlarged view at A of FIG. 3 of a sanitary wastewater treatment control system according to an embodiment of the present invention;
FIG. 7 is an enlarged view at B of FIG. 3 of a sanitary wastewater treatment control system according to an embodiment of the present invention;
fig. 8 is a structure view of a filter screen drum of a sanitary wastewater treatment control system according to an embodiment of the present invention.
In the figure:
1. a sundry separation tank; 11. a dual screen assembly; 111. a feed hopper; 112. a motor; 113. a screw conveyor; 114. a filter screen cylinder; 12. a weight sensor; 13. a backflow prevention assembly; 131. a piston rod; 132. a drainage frame; 133. inserting a rod; 134. a spring; 135. a waterproof sheet; 14. blocking; 15. a first submersible pump; 16. a first liquid level sensor; 17. a drain hole; 2. an oil separation tank; 21. a kitchen oil-water separator; 22. a partition plate; 23. a second submersible pump; 24. a second liquid level sensor; 3. a culture pond; 31. floating the plant; 32. an aerator; 4. a sedimentation tank; 41. an activated carbon layer; 42. geotextile; 43. a pebble layer; 44. arranging holes; 45. a water purifying pipe; 5. a disinfection tank; 51. a feed port; 52. a water quality sensor; 53. a top plate; 54. a water storage and drainage tank; 55. a side plate; 56. a third submersible pump; 57. a third liquid level sensor; 6. a plant planting pond; 62. pebbles; 63. silt; 64. emerging plants; 65. water lily/lotus; 7. a recycling control room; 71. an automatic controller; 72. a cloud server; 73. a first receiving module; 74. a second receiving module; 75. a third receiving module; 76. a fourth receiving module; 77. and a fifth receiving module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Referring to the attached drawings 1-8, a domestic wastewater treatment control system comprises a sundries separation tank 1, an oil separation tank 2, a culture tank 3, a sedimentation tank 4, a disinfection tank 5, a plant planting tank 6 and a recycling control room 7;
the sundries separation tank 1, the oil separation tank 2, the culture tank 3, the sedimentation tank 4, the disinfection tank 5 and the plant planting tank 6 are sequentially connected, and the recycling control room 7 is respectively connected with the sundries separation tank 1, the oil separation tank 2 and the disinfection tank 5.
A baffle 14 is arranged in the sundries separation tank 1, the baffle 14 divides the interior of the sundries separation tank 1 into a left cavity and a right cavity, the bottom of the baffle 14 is connected with a drain hole 17 communicated with the left cavity and the right cavity, a backflow-preventing component 13 is arranged in the drain hole 17, a double-filter-screen component 11 is arranged in the left cavity, the bottom of the double-filter-screen component 11 is connected with a weight sensor 12, a first submersible pump 15 and a first liquid level sensor 16 are respectively arranged in the right cavity, the first liquid level sensor 16 detects that the wastewater in the right cavity reaches a threshold value, and the first submersible pump 15 works to extract liquid;
the double-filter screen assembly 11 comprises a feeding funnel 111, a motor 112, a spiral conveyor 113 and a filter screen cylinder 114, wherein the feeding funnel 111 is abutted against four inner walls of the left cavity, the bottom of the feeding funnel 111 is communicated with the top of the filter screen cylinder 114, the filter screen cylinder 114 penetrates out of the impurity separation tank 1 and is fixed with the platform, the motor 112 is fixed on the platform, the spiral conveyor 113 connected with the motor 112 penetrates into the filter screen cylinder 114, wastewater and impurities flowing into the feeding funnel 111 flow into the filter screen cylinder 114, and the wastewater falls into the left cavity through the filter screen cylinder 114;
the bottom of the weight sensor 12 is connected with a cross bar fixed on the inner wall of the sundries separation tank 1, the weight sensor 12 is used for sensing the weight of the sundries, when the sensed weight of the sundries exceeds a set value, the motor 112 drives the spiral conveyor 113 to rotate, and the sundries are taken out of the sundries separation tank 1 by the spiral conveyor 113 to be discharged;
after domestic wastewater is injected into the sundries separation pool 1 and filtered by the filter screen cylinder 114, sundries such as kitchen garbage, leftover food, hair and the like are separated, when the weight of the sundries in the filter screen cylinder 114 triggers the weight sensor, the sundries in the filter screen cylinder 114 can be transmitted to the garbage can through the screw conveyor 113, the domestic wastewater enters the right cavity through the water discharge hole 17, when the liquid level of the culture pool 3 in the sundries separation pool 1 reaches the height of the partition 14 of 3/4-7/8, the first liquid level sensor 16 is triggered, and after the first liquid level sensor 16 receives a signal, the first submersible pump 15 is automatically opened, and water in the sundries separation pool 1 flows into the oil separation pool 2.
The backflow preventing assembly 13 includes a piston rod 131 and a drain frame 132, the drainage device comprises a plug rod 133, a spring 134 and a waterproof plate 135, wherein a drainage frame 132 is fixed on the port of a drainage hole 17 of a left cavity, the drainage frame 132 and the bottom wall of the sundries separation pool 1 form a drainage channel, a piston rod 131 is inserted into the drainage frame 132 and is connected with the drainage channel in a sealing mode, the plug rod 133 is inserted into the port of a drainage frame 132 of a right cavity, the spring 134 is sleeved on the plug rod 133, the plug rod 133 penetrates out of the drainage frame 132 and is connected with the waterproof plate 135, the piston rod 131 drives the piston rod 131 to be pulled out of the drainage channel under the driving of an air cylinder, wastewater flows into the drainage channel, the piston rod 131 moves along the waterproof plate 135 and extrudes the wastewater to move towards the waterproof plate 135 to push the waterproof plate 135 to move rightwards to separate from the drainage frame 132, the spring 134 compresses, the wastewater flows into the right cavity, the piston rod 131 moves towards the left cavity, and the spring 134 restores to drive the waterproof plate 135 to seal the drainage frame 132 and is used for separating the drainage channel.
Be provided with baffle 22 in the oil interceptor 2, baffle 22 separates 2 inside left spaces and the right space of being of oil interceptor, install oil water separator 21 for kitchen in the left space, oil water separator 21 for kitchen's import and first immersible pump 15 intercommunication, first immersible pump 15 extracts waste water and flows into oil water separator 21 for kitchen oil water separator in the oil water separator 21 for kitchen, baffle 22 and right space intercommunication are worn out to oil water separator 21 for kitchen's outlet pipe, the oil after the separation flows into in the left space, the waste water after the separation flows into in the right space, install second immersible pump 23 and second level sensor 24 in the right space respectively.
Breed pond 3 and second immersible pump 23 intercommunication, the liquid after the right space separation, the surface of water that breeds pond 3 floats there is floating plant 31, and aeration machine 32 installs in breeding pond 3, through, aeration machine 32 carries out the oxygenation to the water. The catfish is the bottom layer of murder carnivorous fish, is photophobic, is mostly hidden under the bottom layer of shade or flaky water lettuce, water peanut and water hyacinth in still water, and the hotter the weather, the larger the food intake. The kitchen waste which is not filtered out in the culture pond 3 can be used as food, and organic matter residues in the culture pond 3 are reduced. The requirement of the catfish on the water quality of the culture water body is not strict, and the requirement of catfish culture can be maintained by aerating once every 2-3 days by the aerator 32. The water hyacinth, the pistia stratiotes and the duckweed put in the culture pond 3 can provide a shaded growth environment for catfish, the dissolved oxygen in the culture pond 3 can be increased, the root system of phytoplankton is developed and grows and breeds quickly, N, P and other organic matters in water can be absorbed, the water is purified, the growth of the phytoplankton can be limited by controlled putting in the culture pond 3, the phenomenon that the growth and breeding area is too large and the ventilation and dissolved oxygen in the culture pond 3 are reduced is avoided, and when the growth amount of the phytoplankton nearly reaches the area 2/3-7/8 of the culture pond 3, the phytoplankton is fished. When the water level in the culture pond 3 reaches 2/3-4/5, pond water flows downstream into the sedimentation pond through the clear water pipe.
The top of sedimentation tank 4 and culture pond 3 intercommunication, place in the sedimentation tank 4 from last to down in proper order superimposed active carbon layer 41, geotechnological cloth layer 42 and cobble layer 43, the round of the hole 44 has been seted up with the junction of active carbon layer 41, geotechnological cloth layer 42 and cobble layer 43 to sedimentation tank 4, and in the round of the hole 44 was inserted to the one end of water purification pipe 45, the other end of water purification pipe 45 inserted in the disinfection pond 5.
Space's curb plate 55 about disinfection pond 5's inside partition, disinfection pond 5's left space communicates with clean water pipe 45 and pay-off mouth 51 respectively, the below in left space is provided with holds drainage box 54, hold drainage box 54 top and laid geotechnological cloth layer 42 and cobble layer 43 respectively, hold drainage box 54 and disinfection pond 5's right space intercommunication, third immersible pump 56 and third level sensor 57 set up respectively in disinfection pond 5's right space, water quality sensor 52 is installed to the import department of third level sensor 57, roof 53 covers on disinfection pond 5's right space top. The disinfection tank 5 carries out primary disinfection and sterilization on the water body in the disinfection tank every 10-15 days, and the disinfection and sterilization agent is a common sterilization agent for secondary wastewater treatment. The geotechnical cloth layer 42 is paved with a 20-30cm thick pebble layer 43 with the grain diameter of 2-3cm, the water storage and drainage box 54 with the height of 70-100cm is paved below the geotechnical cloth layer 42 and can store filtered and disinfected water, the water flows to the other side of the side plate 55 spontaneously, when the liquid level triggers the third liquid level sensor 57, the third submersible pump 56 is started, the stored water is pumped into the plant planting pond 6 through the water purification pipe 45 and other pipelines, or is used for greening irrigation of a residential area or is connected into a reclaimed water recycling pipe for washing a toilet or connecting into a municipal rainwater pipeline and the like.
The plant planting pond 6 is communicated with an outlet of the third submersible pump 56, pebbles 62 and silt 63 are respectively paved at the bottom of the plant planting pond 6, emergent aquatic plants 64 and water lily/lotus 65 are planted on the pebbles 62 and the silt 63, the silt 63 with the thickness of 20-30cm is paved at the bottom of the existing landscape water body or other constructions, so that the plants can grow by rooting, and the selected plants mainly comprise the water lily/lotus 65 and are matched with two or three of the water lily, the swordfish, the eclipta alba, the arundo donax linn, the cattail, the Thalictrum Reynaudiana, the canna, the calamus and the like. Stocking in water at a ratio of 50-80 tails/m3The small fish or the small shrimps feed on the wigglers in the water to reduce mosquitoes in the small area.
The recycling control room 7 is internally provided with an automatic controller 71, a cloud server 72, a first receiving module 73, a second receiving module 74, a third receiving module 75, a fourth receiving module 76 and a fifth receiving module 77, and the automatic controller 71 is electrically connected with the cloud server 72, the first receiving module 73, the second receiving module 74, the third receiving module 75, the fourth receiving module 76 and the fifth receiving module 77.
The first receiving module 73 is wirelessly connected with the first submersible pump 15, the second receiving module 74 is wirelessly connected with the second submersible pump 23, the third receiving module 75 is wirelessly connected with the third submersible pump 56, and the fourth receiving module 76 is wirelessly connected with the water quality sensor 52;
the first level sensor 16, the second level sensor 24 and the third level sensor 57 are connected to the automatic controller 71 through the cloud server 72.
The domestic wastewater in the residential area forms a circular treatment and utilization system by means of physical methods, animal-plant circular purification, microbial treatment, chemical disinfection methods, absorption and utilization of plants on rich nutrients and the like, so that the domestic wastewater in the residential area is treated and utilized, and the influence on the environment is reduced.
The domestic wastewater in the residential area flows through the sewage pipe, enters the sundries separation pool 1, is filtered and separated, the liquid level reaches the first liquid level sensor 16, sends a signal to the cloud server 72 in the recycling control room 7, the first receiving module 73 receives a command sent by the cloud server 72, the first submersible pump 15 is started, the water is discharged to the oil separation pool 2, the oil in the domestic wastewater is separated through the kitchen oil-water separator 21, when the liquid level height triggers the second liquid level sensor 24, the signal is sent to the cloud server 72 in the recycling control room 7, the second receiving module 74 receives the command sent by the cloud server 72, the second submersible pump 23 is started, the water is pumped into the culture pool 3, the domestic wastewater is absorbed by the floating plants 31 through nutrient substances such as N, P and cleaned by catfish through meal residues in the wastewater, nutrient-rich substances in the domestic wastewater can be reduced, and then flows into the sedimentation pool 4 through the purified water pipe 45, domestic wastewater flows into the disinfection pond 5 through the purified water pipe 45 after passing through the adsorption effect of the activated carbon layer 41 in the sedimentation pond 4 and the filtering effect of the geotechnical cloth layer 42 and the pebble layer 43, and then flows into the disinfection pond 5 after disinfection and sterilization, when the liquid level triggers the multi-parameter water quality sensor 52, a signal is sent to the cloud server 72, the cloud server 72 sends an instruction to the fourth receiving module 76 to perform water quality detection, when the liquid level triggers the third liquid level sensor 57, the signal is sent to the cloud server 72, the cloud server 72 sends an instruction to the third receiving module 75, the third submersible pump 56 is opened, and water is conveyed to the plant planting pond or is used for greening irrigation in a residential area or is connected into a reclaimed water recycling pipe for washing a toilet or accessing a municipal rainwater pipeline and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. A domestic wastewater treatment control system is characterized in that: comprises a sundries separation tank (1), an oil separation tank (2), a culture tank (3), a sedimentation tank (4), a disinfection tank (5), a plant planting tank (6) and a recycling control room (7);
the sundries separation tank (1), the oil separation tank (2), the culture tank (3), the sedimentation tank (4), the disinfection tank (5) and the plant planting tank (6) are sequentially connected, and the recycling control room (7) is respectively connected with the sundries separation tank (1), the oil separation tank (2) and the disinfection tank (5).
2. The domestic wastewater treatment control system according to claim 1, wherein a baffle (14) is arranged in the impurity separation tank (1), the baffle (14) divides the impurity separation tank (1) into a left cavity and a right cavity, the bottom of the baffle (14) is connected with a drain hole (17) communicated with the left cavity and the right cavity, an anti-backflow component (13) is installed in the drain hole (17), a double-filter-screen component (11) is arranged in the left cavity, the bottom of the double-filter-screen component (11) is connected with the weight sensor (12), a first submersible pump (15) and a first liquid level sensor (16) are respectively arranged in the right cavity, the first liquid level sensor (16) detects that wastewater in the right cavity reaches a threshold value, and the first submersible pump (15) works to extract liquid;
the double-filter screen assembly (11) comprises a feeding funnel (111), a motor (112), a spiral conveyor (113) and a filter screen cylinder (114), the feeding funnel (111) abuts against four inner walls of the left cavity, the bottom of the feeding funnel (111) is communicated with the top of the filter screen cylinder (114), the filter screen cylinder (114) penetrates out of the impurity separation tank (1) and is fixed with the platform, the motor (112) is fixed on the platform, the spiral conveyor (113) connected with the motor (112) penetrates into the filter screen cylinder (114), wastewater and impurities flowing into the feeding funnel (111) flow into the filter screen cylinder (114), and the wastewater falls into the left cavity through the filter screen cylinder (114);
the bottom of the weight sensor (12) is connected with a cross rod fixed on the inner wall of the sundries separation pool (1), the weight sensor (12) is used for sensing the weight of sundries, when the sensed weight of the sundries exceeds a set value, the motor (112) drives the spiral conveyor (113) to rotate, and the sundries are taken out of the sundries separation pool (1) by the spiral conveyor (113) and discharged;
the backflow prevention assembly (13) comprises a piston rod (131), a drainage frame (132), an insertion rod (133), a spring (134) and a waterproof plate (135), the drainage frame (132) is fixed on the port of a drainage hole (17) of the left cavity, a drainage channel is formed by the drainage frame (132) and the bottom wall of the sundries separation tank (1), the piston rod (131) is inserted into the drainage frame (132) and is connected with the drainage channel in a sealing mode, the insertion rod (133) is inserted into the port of the drainage frame (132) of the right cavity, the spring (134) is sleeved on the insertion rod (133), the insertion rod (133) penetrates through the drainage frame (132) and is connected with the waterproof plate (135), the piston rod (131) drives the piston rod (131) to be pulled out of the drainage channel under the driving of an air cylinder, wastewater flows into the drainage channel, the piston rod (131) moves along the waterproof plate (135), extrudes the wastewater to move towards the direction of the waterproof plate (135), and pushes the waterproof plate (135) to move rightwards to separate from the drainage frame (132), the spring (134) is compressed, wastewater flows into the right cavity, the piston rod (131) moves towards the left cavity, and the spring (134) restores to drive the waterproof plate (135) to seal the drainage frame (132) for cutting off the drainage channel.
3. The domestic wastewater treatment control system according to claim 2, wherein a partition plate (22) is arranged in the oil separation tank (2), the partition plate (22) divides the interior of the oil separation tank (2) into a left space and a right space, a kitchen oil-water separator (21) is arranged in the left space, an inlet of the kitchen oil-water separator (21) is communicated with a first submersible pump (15), the first submersible pump (15) extracts wastewater to flow into the kitchen oil-water separator (21) for oil separation, an outlet pipe of the kitchen oil-water separator (21) penetrates through the partition plate (22) to be communicated with the right space, the separated oil flows into the left space, the separated wastewater flows into the right space, and a second submersible pump (23) and a second liquid level sensor (24) are respectively arranged in the right space.
4. The domestic wastewater treatment control system according to claim 3, wherein the cultivation pond (3) is communicated with the second submersible pump (23), the right space is separated from the liquid, floating plants (31) float on the water surface of the cultivation pond (3), and the aerator (32) is installed in the cultivation pond (3).
5. The domestic wastewater treatment control system according to claim 4, wherein the top of the sedimentation tank (4) is communicated with the culture tank (3), an activated carbon layer (41), a geotextile layer (42) and a pebble layer (43) which are sequentially stacked from top to bottom are placed in the sedimentation tank (4), a drain hole (44) is formed at the joint of the sedimentation tank (4) and the activated carbon layer (41), the geotextile layer (42) and the pebble layer (43), one end of the water purification pipe (45) is inserted into the drain hole (44), and the other end of the water purification pipe (45) is inserted into the disinfection tank (5).
6. The domestic wastewater treatment control system according to claim 5, wherein the interior of the disinfection tank (5) is provided with a side plate (55) for separating left and right spaces, the left space of the disinfection tank (5) is respectively communicated with the purified water pipe (45) and the feeding port (51), a water storage and drainage tank (54) is arranged below the left space, a geotextile layer (42) and a pebble layer (43) are respectively laid above the water storage and drainage tank (54), the water storage and drainage tank (54) is communicated with the right space of the disinfection tank (5), a third submersible pump (56) and a third liquid level sensor (57) are respectively arranged in the right space of the disinfection tank (5), a water quality sensor (52) is installed at the inlet of the third liquid level sensor (57), and the top plate (53) covers the top of the right space of the disinfection tank (5).
7. The domestic wastewater treatment control system according to claim 6, wherein the plant cultivation pond (6) is communicated with the outlet of the third submersible pump (56), pebbles (62) and silt (63) are respectively paved at the bottom of the plant cultivation pond (6), and emergent aquatic plants (64) and water lily/lotus (65) are planted on the pebbles (62) and the silt (63).
8. The domestic wastewater treatment control system according to claim 7, wherein the recycling control room (7) is internally provided with an automatic controller (71), a cloud server (72), a first receiving module (73), a second receiving module (74), a third receiving module (75), a fourth receiving module (76) and a fifth receiving module (77), and the automatic controller (71) is electrically connected with the cloud server (72), the first receiving module (73), the second receiving module (74), the third receiving module (75), the fourth receiving module (76) and the fifth receiving module (77).
9. The domestic wastewater treatment control system of claim 8, wherein the first receiving module (73) is wirelessly connected to the first submersible pump (15), the second receiving module (74) is wirelessly connected to the second submersible pump (23), the third receiving module (75) is wirelessly connected to the third submersible pump (56), and the fourth receiving module (76) is wirelessly connected to the water quality sensor (52); the first liquid level sensor (16), the second liquid level sensor (24) and the third liquid level sensor (57) are connected with the automatic controller (71) through the cloud server (72).
CN202110849799.1A 2021-07-27 2021-07-27 Domestic wastewater treatment control system Active CN113526794B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002166287A (en) * 2000-12-04 2002-06-11 Nkk Corp Device and method for waste water treatment
CN204848576U (en) * 2015-07-03 2015-12-09 广州太和水生态科技有限公司 Water treatment facilities based on water ecosystem
CN208390645U (en) * 2018-05-15 2019-01-18 山西亿万德厨业有限公司 A kind of energy-saving type kitchen refuse processing apparatus
CN109319939A (en) * 2018-11-28 2019-02-12 广东东篱环境股份有限公司 A kind of artificial Lake Water Body complex ecological purification system
CN209412011U (en) * 2018-08-27 2019-09-20 江苏江通科技环保有限公司 A kind of life sewage treatment and reuse system
CN210103692U (en) * 2019-05-22 2020-02-21 盐城金球不锈钢有限公司 Oil-water separator for sewage treatment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002166287A (en) * 2000-12-04 2002-06-11 Nkk Corp Device and method for waste water treatment
CN204848576U (en) * 2015-07-03 2015-12-09 广州太和水生态科技有限公司 Water treatment facilities based on water ecosystem
CN208390645U (en) * 2018-05-15 2019-01-18 山西亿万德厨业有限公司 A kind of energy-saving type kitchen refuse processing apparatus
CN209412011U (en) * 2018-08-27 2019-09-20 江苏江通科技环保有限公司 A kind of life sewage treatment and reuse system
CN109319939A (en) * 2018-11-28 2019-02-12 广东东篱环境股份有限公司 A kind of artificial Lake Water Body complex ecological purification system
CN210103692U (en) * 2019-05-22 2020-02-21 盐城金球不锈钢有限公司 Oil-water separator for sewage treatment

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