CN211035627U - Distributed rural domestic sewage low-energy-consumption integrated treatment equipment - Google Patents
Distributed rural domestic sewage low-energy-consumption integrated treatment equipment Download PDFInfo
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- CN211035627U CN211035627U CN201922063506.8U CN201922063506U CN211035627U CN 211035627 U CN211035627 U CN 211035627U CN 201922063506 U CN201922063506 U CN 201922063506U CN 211035627 U CN211035627 U CN 211035627U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses a distributed rural domestic sewage low-energy consumption integrated treatment device; belongs to the technical field of water treatment; the technical key points of the integrated box-shaped main body comprise an integrated box-shaped main body, an anoxic tank, an aerobic tank, a sedimentation tank and an equipment room are sequentially separated from the inside of the integrated box-shaped main body along a sewage flow direction isolation wall, biological fillers are filled in the anoxic tank and the aerobic tank, nitrified liquid in the aerobic tank flows back to the anoxic tank in an air stripping mode to realize a denitrification function, an active biological membrane in the aerobic tank degrades pollutants such as COD (chemical oxygen demand), ammonia nitrogen and total phosphorus while utilizing oxygen, mud-water separation is realized by a structural form of a mud bucket plate with holes in the sedimentation tank and a mud flap matched with an inclined pipe inside the mud flap, supernatant is discharged through a water outlet weir, and effluent can reach the first-level B standard of pollutant. The utility model aims to provide a distributed rural domestic sewage low-energy consumption integrated treatment device with simple and compact structure, small occupied area, low energy consumption and high treatment efficiency; is used for sewage treatment.
Description
Technical Field
The utility model relates to a water treatment structure, more specifically say, especially relate to a low energy consumption integration treatment facility of distributed rural domestic sewage.
Background
In the process selection of sewage treatment equipment, the AO process form is simple, the treatment efficiency is high, and the treatment effect of COD and ammonia nitrogen is particularly good, so AO is the most commonly used selection generally. However, in the AO process, sludge sedimentation easily occurs in the anoxic tank, which leads to sludge sedimentation, the traditional aeration disk for aeration of the aerobic tank easily leads to over-concentrated aeration, which leads to poor oxygen dissolution in water for supplying oxygen to microorganisms, the nitrifying liquid adopts a water pump for backflow, which leads to high energy consumption, and the metabolism or activity of phosphorus accumulating bacteria is disturbed or inhibited, which leads to poor biological phosphorus removal effect. Meanwhile, the conical hopper is used in the traditional sedimentation tank structure mode, the area is large, and the sedimentation efficiency is low. Therefore, although the traditional AO technology is widely applied, the traditional AO technology has the problems that sludge sedimentation is easy to occur in an anoxic tank, aeration in an aerobic tank is not uniform, sedimentation efficiency in a sedimentation tank is too low, energy consumption is high, and stability and flexibility of biological phosphorus removal are poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough of above-mentioned prior art, provide a simple structure is compact, take up an area of less, the energy consumption is low and the high distributed rural domestic sewage low energy consumption integration treatment facility of treatment effeciency.
The technical scheme of the utility model is realized like this: a distributed rural domestic sewage low-energy-consumption integrated treatment device comprises an integrated box-shaped main body, wherein a partition wall in the integrated box-shaped main body along the sewage flowing direction is sequentially divided into an anoxic tank, an aerobic tank, a sedimentation tank and a device room; the aerobic tank is internally provided with an electrolytic dephosphorization device, and the anoxic tank and the aerobic tank are internally filled with fixed functional biological fillers which provide inhabitation and reproduction environment for microorganisms and are beneficial to degrading organic matters.
A through hole is formed in the bottom of the partition wall between the sedimentation tank and the aerobic tank, a partition plate is arranged in the middle of the through hole along the horizontal direction, and the through hole is matched with the partition plate to form a gas discharge hole in the top and a water inlet in the bottom; and a mud guard is obliquely arranged on the inner wall of the isolation wall corresponding to the upper end surface of the gas discharge hole, the bottom surface of the sedimentation tank is a mud bucket plate with holes matched with the mud guard, and the mud guard and the mud bucket plate with holes are matched to form a bucket-shaped structure.
A first aeration unit is arranged in the anoxic tank, a second aeration unit is arranged in the aerobic tank, the first aeration unit and the second aeration unit are respectively connected with a compressed air source through pipelines, and the compressed air source is positioned in the equipment room; be equipped with the back flow between oxygen deficiency pond water level top and water inlet, the back flow water sucking mouth sets up with the water inlet relatively, is being close to the back flow proximal end portion turn-on connection of water inlet one end and is being connected with the trachea of being connected with compressed air source, is equipped with first solenoid valve on the trachea, first solenoid valve and immersible pump respectively with the electric cabinet circuit connection in the equipment room.
In the distributed rural domestic sewage low-energy-consumption integrated treatment equipment, the inclined pipes are distributed in the middle of the sedimentation tank along the horizontal direction, and the third aeration unit connected with a compressed air source is arranged below the inclined pipes.
In the above distributed rural domestic sewage low-energy-consumption integrated treatment equipment, the third aeration unit comprises a third aeration pipe arranged below the inclined pipe along the horizontal direction and a third shunting aeration pipe in conduction connection with the third aeration pipe; the free end of the third shunting aeration pipe is connected with a compressed air source, and a fourth electromagnetic valve and a third air flow regulating valve are sequentially arranged on the third shunting aeration pipe along the air flow direction.
In the distributed rural domestic sewage low-energy-consumption integrated treatment equipment, the compressed air source is a blower; the first aeration unit consists of a first main aeration pipe connected with an air outlet pipeline of the air blower, at least one first shunt aeration pipe connected with the first main aeration pipe in a conduction way, and at least one first aeration pipe which is connected with the free end of the first shunt aeration pipe in a conduction way and is horizontally arranged; the first aeration pipe adopts perforated pipe aeration and is arranged in a shape like a Chinese character 'ri', the interval is 1m, and the distance from the first aeration pipe to the bottom of the device is 0.2 m; the first main aeration pipe is provided with a second electromagnetic valve, and the first shunt aeration pipe is provided with a first air quantity regulating valve;
the second aeration unit consists of a second main aeration pipe, at least one second shunt aeration pipe and at least one second aeration pipe, wherein the second main aeration pipe is connected with the first main aeration pipe between the second electromagnetic valve and the blower in a conduction mode, the second shunt aeration pipe is connected with the second main aeration pipe in a conduction mode, and the second aeration pipe is connected with the free end of the second shunt aeration pipe in a conduction mode and is horizontally arranged; the second aeration pipe adopts a tubular aerator which is arranged in an annular mode, the interval is 0.2m, and the distance from the second aeration pipe to the bottom of the device is 0.2 m; and a third electromagnetic valve is arranged on the second main aeration pipe, and a second air flow regulating valve is arranged on the second sub-flow aeration pipe.
In the above low-energy-consumption integrated treatment equipment for the distributed rural domestic sewage, the included angle formed by the mudguard and the partition plate is 45-55 degrees.
In the dispersed rural domestic sewage low-energy-consumption integrated treatment equipment, the included angle formed by the perforated mud bucket plate and the partition plate is 35-45 degrees.
In foretell rural domestic sewage low energy consumption integration treatment facility of distributed, the sedimentation tank lateral wall of band hole mud bucket board bottom is provided with the sludge discharge pipe, and the sludge discharge pipe is connected with outside sludge impoundment, is provided with the fifth solenoid valve on the sludge discharge pipe, and fifth solenoid valve and electric cabinet circuit connection.
After the structure is adopted in the utility model, the high-efficient nitrogen and phosphorus removal function under rural sewage quality of water volume heavy load impact can be realized to integrated equipment, satisfies all rural areas, especially the domestic sewage treatment demand in environment sensitive areas such as the peripheral village of water source protected area, ecological protection district. Various indexes of the effluent reach the first grade B standard of pollutant discharge Standard of municipal wastewater treatment plant (GB 18918-2002). Compared with the prior art, the method has the following advantages:
(1) the first aeration unit in the anoxic tank adopts an intermittent perforation aeration mode controlled by a solenoid valve, so that sediment deposition in the anoxic tank can be prevented, and the content of dissolved oxygen in water is controlled to be about 0.5 mg/l.
(2) The second aeration unit in the aerobic tank adopts a tubular aerator for intensive aeration, the interval of the tubular aerator is 20cm, the distance from the tubular aerator to the bottom of the device is 20cm, the aerobic tank is uniformly aerated, and the dissolved oxygen content in water is maintained at about 2-4mg/l, so that the aerobic tank is suitable for the growth and propagation of aerobic microorganisms.
(3) The aerobic tank nitrified liquid flows back to the anoxic tank for denitrification, a gas stripping backflow mode is adopted to replace the traditional sludge pump backflow, the backflow amount is large, the energy consumption is low (the excessive air quantity of an air blower is utilized), and the energy-saving and efficient sludge pump backflow mode is more energy-saving than the traditional pump backflow mode.
(4) The sedimentation tank adopts the structural style that the mud guard is cooperated again to the peculiar big unilateral heavy grade foraminiferous hopper board and further combines the form of air stripping backward flow, utilizes the lifting force help mud of air stripping backward flow to subside fast, and the mud bucket that the heavy grade foraminiferous hopper board formed also can reach the purpose of subsiding mud fast.
(5) And a third aeration unit is arranged below the inclined pipe of the sedimentation tank, and the inclined pipe is periodically aerated and cleaned through the control of an electromagnetic valve so as to prevent sludge from depositing on the inclined pipe and hardening.
(6) The electrolytic phosphorus removal device is arranged in the aerobic tank, any chemical flocculation reagent is not required to be added, the performance is stable and excellent, and the problems of sludge increase and complex operation caused by poor biochemical phosphorus removal stability and traditional chemical phosphorus removal are solved.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a front view structure diagram of the present invention.
In the figure: an anoxic tank 1, an aerobic tank 2, a sedimentation tank 3, a perforated mud bucket plate 3a, a partition wall 4, a partition plate 4a, a gas discharge hole 4b, a water inlet 4c, a mud flap 4d, a first aeration unit 5, a first main aeration pipe 5a, a first diversion aeration pipe 5b, a first aeration pipe 5c, a second electromagnetic valve 5d, a first gas regulating valve 5e, a second aeration unit 6, a second main aeration pipe 6a, a second diversion aeration pipe 6b, a second aeration pipe 6c, a third electromagnetic valve 6d, a second gas regulating valve 6e, a compressed air source 7, a return pipe 8, an air pipe 9, a first electromagnetic valve 9a, an inclined pipe 10, a third aeration unit 11, a third aeration pipe 11a, a third diversion aeration pipe 11b, a fourth electromagnetic valve 11c, a third gas regulating valve 11d, an integrated box-shaped body 12, a plant room 13, a water outlet weir 14, a water outlet pipe 15, an electric control box 16, a water outlet pipe 16, A water inlet 17, a sludge discharge pipe 18, a fifth electromagnetic valve 19, biological fillers 20 and an electrolytic phosphorus removal device 21.
Detailed Description
Referring to fig. 1 and fig. 2, the utility model discloses a low energy consumption integration treatment facility of distributed rural domestic sewage, including integral type box main part 12, separate into oxygen deficiency pond 1, good oxygen pond 2, sedimentation tank 3 and equipment room 13 along sewage flow direction division wall 4 in proper order in the integral type box main part 12, have a water inlet 17 at integral type box main part 12 lateral wall, outside sewage passes water inlet 17 through the delivery pipe and communicates with oxygen deficiency pond 1, is provided with out weir 14 on 3 lateral wall upper portions of sedimentation tank, goes out weir 14 and outlet pipe 15 intercommunication.
Electricity is arranged in the aerobic tank 2The phosphorus removal device 21 is a prior art device, and the working principle, the installation mode and the specific structure thereof are not described herein again. Meanwhile, a fixed functional biological filler 20 which provides inhabitation and reproduction environment for microorganisms and is beneficial to degrading organic matters is filled in the anoxic tank 1 and the aerobic tank 2, the height of the filler is 1.5m, and the distance from the filler to the bottom of the device is 0.5 m. The biological filler is made of polypropylene, the diameter is 80mm, the specific surface area is 1000-2/m3。
A through hole is arranged at the bottom of the partition wall 4 between the sedimentation tank 3 and the aerobic tank 2, a partition plate 4a is arranged in the middle of the through hole along the horizontal direction, and the through hole and the partition plate 4a are matched to form a gas discharge hole 4b positioned at the top and a water inlet 4c positioned at the bottom; a mud guard 4d is obliquely arranged on the inner wall of the separation wall 4 corresponding to the upper end surface of the gas discharge hole 4b, the bottom surface of the sedimentation tank 3 is a perforated mud bucket plate 3a matched with the mud guard 4d, and the mud guard 4d and the perforated mud bucket plate 3a are matched to form a bucket-shaped structure. The air in the sedimentation tank is returned to the aerobic tank through the air outlet hole, the mud guard can effectively precipitate the sludge, and the large-angle bucket-shaped structure is more favorable for the precipitation of the sludge. The inventive structure is different from the traditional conical hopper, and has the advantages of higher efficiency and smaller volume. Preferably, the included angle formed by the mudguard 4d and the clapboard 4a is 45-55 degrees. The included angle formed by the perforated mud bucket plate 3a and the partition plate 4a is 35-45 degrees. Reasonable angle setting can make the sludge sedimentation effect better, and the speed is faster.
A first aeration unit 5 is arranged in the anoxic tank 1, a second aeration unit 6 is arranged in the aerobic tank 2, the first aeration unit 5 and the second aeration unit 6 are respectively connected with a compressed air source 7 through pipelines, and the compressed air source is positioned in the equipment room; the compressed air source 7 is preferably a blower. Be equipped with the back flow pipe 8 between oxygen deficiency pond 1 surface of water top and water inlet 4c, be close to the trachea 9 that compressed air source 7 is connected with in the back flow 8 proximal end portion switch-over of water inlet 4c one end, be equipped with first solenoid valve 9a on trachea 9, first solenoid valve 9a and immersible pump respectively with 16 circuit connection of electric cabinet in the equipment room 13. The water suction port of the return pipe is aligned with the water inlet of the sedimentation tank, and the sedimentation efficiency of the mud is improved by utilizing the suction force of the return pipe, so that the sedimentation effect of the sedimentation tank can be improved.
Specifically, in this embodiment, the first aeration unit 5 is composed of a first main aeration pipe 5a connected to the blower air outlet pipeline, at least one first branch aeration pipe 5b connected to the first main aeration pipe 5a in a conducting manner, and at least one first aeration pipe 5c connected to the free end of the first branch aeration pipe 5b in a conducting manner and horizontally arranged; the first aeration pipe 5c is preferably aerated by a perforated pipe and arranged in a shape like a Chinese character 'ri'; the second electromagnetic valve 5d is arranged on the first main aeration pipe 5a, the first air quantity adjusting valve 5e is arranged on the first shunting aeration pipe 5b, and the bottom sludge of the stirring anoxic pond can be more uniformly accumulated by adjusting the air quantity. The second solenoid valve is also in circuit connection with an electric control box 16 located in the equipment room.
The second aeration unit 6 consists of a second main aeration pipe 6a which is connected with the first main aeration pipe 5a between the second electromagnetic valve 5d and the blower in a conduction way, at least one second shunt aeration pipe 6b which is connected with the second main aeration pipe 6a in a conduction way, and at least one second aeration pipe 6c which is connected with the free end of the second shunt aeration pipe 6b in a conduction way and is horizontally arranged; the second aeration pipe 6c preferably adopts a pipe type aerator and is arranged in an annular mode; the third electromagnetic valve 6d is arranged on the second main aeration pipe 6a, the second air flow adjusting valve 6e is arranged on the second sub-flow aeration pipe 6b, and the accumulated mud at the bottom of the anoxic pond can be stirred more uniformly by adjusting the air flow.
Preferably, an inclined pipe 10 is distributed in the middle of the sedimentation tank 3 along the horizontal direction, and a third aeration unit 11 connected with the compressed air source 7 is arranged below the inclined pipe 10. The third aeration unit 11 comprises a third aeration pipe 11a arranged below the inclined pipe 10 along the horizontal direction and a third shunting aeration pipe 11b communicated with the third aeration pipe 11 a; the free end of the third shunting aeration pipe 11b is connected with a compressed air source 7, and a fourth electromagnetic valve 11c and a third air quantity regulating valve 11d are sequentially arranged on the third shunting aeration pipe 11b along the air flow direction. In this embodiment, for the convenience of connection, the free end of the third split aeration pipe is connected with the first main aeration pipe between the second electromagnetic valve 5d and the blower in a conducting manner. And the inclined pipe can be cleaned by the single opening of the third aeration unit through the control of the fourth electromagnetic valve. The third electromagnetic valve and the fourth electromagnetic valve are also in circuit connection with an electric cabinet positioned in the equipment room.
Further, a sludge discharge pipe 18 is arranged on the side wall of the sedimentation tank 3 at the bottom of the perforated sludge hopper plate 3a, the sludge discharge pipe 18 is connected with an external sludge tank, a fifth electromagnetic valve 19 is arranged on the sludge discharge pipe 18, and the fifth electromagnetic valve is in circuit connection with the electric cabinet 16.
In this embodiment, each solenoid valve and air-blower are connected with the electric cabinet, start work according to the default time, and its connected mode and theory of operation are prior art, and the technical point that this application will protect is not repeated here.
The working process of adopting the equipment to carry out sewage treatment is as follows:
the sewage firstly enters an external grid pool and an external adjusting pool after being collected by a pipe network, larger suspended matters and floating objects are intercepted, and simultaneously the water quality and the water quantity are balanced. Lifting sewage to a water inlet 17 on the outer side wall of the integrated box-shaped main body 12 by a submersible pump in the adjusting tank to enter the anoxic tank 1, filling biological filler 20 in the anoxic tank 1, attaching an active biological film on the biological filler 20, intermittently supplying air to a first aeration pipe 5c by a second electromagnetic valve 5d on a first main aeration pipe 5a, dispersing the air into the anoxic tank 1 by the first aeration pipe 5c, controlling the content of dissolved oxygen in water to be about 0.5mg/l, and preventing sludge in the anoxic tank 1 from silting up; nitrifying liquid in the aerobic tank 2 enters a return pipe 8 at a water inlet 4c in a gas stripping mode and flows back to the anoxic tank 1, and denitrification reaction is carried out in the anoxic tank 1 to realize the function of removing most ammonia nitrogen and total nitrogen; sewage in the anoxic tank 1 enters the aerobic tank 2 through an opening at the bottom of a separation wall between the anoxic tank 1 and the aerobic tank 2, biological filler 20 is filled in the aerobic tank 2, an active biological membrane is attached to the biological filler 20, air is supplied to a second aeration pipe 6c through a third electromagnetic valve 6d on a second main aeration pipe 6a, the air is dispersed into the aerobic tank 2 through the second aeration pipe 6c, so that the content of dissolved oxygen in the water is maintained at about 2-4mg/l, and the active biological membrane degrades pollutants such as COD, ammonia nitrogen, total phosphorus and the like by utilizing oxygen; an electrolytic phosphorus removal device is arranged in the aerobic tank 2, and the problem of poor stability of biological phosphorus removal is solved by utilizing an electrochemical corrosion mode, so that total phosphorus is further removed; the bottom of the partition wall 4 between the aerobic tank 2 and the sedimentation tank 3 is provided with a through hole, the sewage in the aerobic tank 2 is uniformly distributed to the whole through long section of the sedimentation tank 3 through the through hole, the mud-water separation is realized through the inclined tube 10, and the supernatant is collected by the effluent weir 14 arranged at the upper part of the side wall of the sedimentation tank 3 and then discharged outside through the effluent pipe 15. The effluent can reach the first grade B standard of pollutant discharge Standard of urban Sewage treatment plants. Most of sludge precipitated in the sedimentation tank 3 through the inclined pipe 10 is retained below the mud guard 4d, and enters the return pipe 8 at the water inlet 4c in a gas stripping mode to return to the anoxic tank 1; a small part of sludge falls into a sludge collection area below the perforated sludge bucket plate 3a through the open holes on the perforated sludge bucket plate 3a and is discharged outside through a sludge discharge pipe 18.
Compared with the prior art, the equipment has the following advantages:
1) the factory modularization production is realized, the construction site is directly installed in the pit on the basis, and the construction period is short. The civil engineering cost is saved, and the concrete foundation platform is only needed to be manufactured at the bottom of the pit.
2) The equipment is arranged in the lawn or bush of the community and is integrated with the surrounding natural landscape. The device can be placed above the ground or buried below the ground surface, and the ground surface can be used as a greening or square ground, so that the device does not occupy the ground surface area, does not need to cover a house, and does not need to heat and preserve heat.
3) The biological contact oxidation pond is adopted, the volume load of the filler is lower, and the microorganism is in the self-oxidation stage, so the sludge yield is less.
4) Each device in the equipment room is connected with the monitoring all-in-one machine, the water quality and water quantity parameter data of the device operation are remotely controlled and stored through a monitoring all-in-one machine System (SCADA), and the content is uploaded to a central management platform in a network form for remote operation and management, so that the long-term operation of sewage treatment is realized.
The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.
Claims (7)
1. A distributed rural domestic sewage low-energy-consumption integrated treatment device comprises an integrated box-shaped main body (12), and is characterized in that the integrated box-shaped main body (12) is internally and sequentially divided into an anoxic tank (1), an aerobic tank (2), a sedimentation tank (3) and an equipment room (13) along a sewage flow direction separation wall (4), a water inlet (17) is formed in the outer side wall of the integrated box-shaped main body (12), external sewage passes through the water inlet (17) through a water supply pipe and is communicated with the anoxic tank (1), a water outlet weir (14) is arranged at the upper part of the side wall of the sedimentation tank (3), and the water outlet weir (14) is communicated with a water outlet pipe (15);
an electrolytic dephosphorization device (21) is arranged in the aerobic tank (2), and fixed functional biological fillers (20) which provide inhabitation and reproduction environment for microorganisms and are beneficial to degrading organic matters are filled in the anoxic tank (1) and the aerobic tank (2);
a through hole is arranged at the bottom of the partition wall (4) between the sedimentation tank (3) and the aerobic tank (2), a partition plate (4a) is arranged in the middle of the through hole along the horizontal direction, and the through hole and the partition plate (4a) are matched to form a gas discharge hole (4b) positioned at the top and a water inlet (4c) positioned at the bottom; a mud guard (4d) is obliquely arranged on the inner wall of the separation wall (4) corresponding to the upper end surface of the gas discharge hole (4b), the bottom surface of the sedimentation tank (3) is a mud bucket plate (3a) with holes matched with the mud guard (4d), and the mud guard (4d) is matched with the mud bucket plate (3a) with holes to form a bucket-shaped structure;
a first aeration unit (5) is arranged in the anoxic tank (1), a second aeration unit (6) is arranged in the aerobic tank (2), and the first aeration unit (5) and the second aeration unit (6) are respectively connected with a compressed air source (7) through pipelines; the compressed air source (7) is positioned in the equipment room (13); be equipped with back flow pipe (8) between oxygen deficiency pond (1) surface of water top and water inlet (4c), back flow pipe (8) water sucking mouth sets up with water inlet (4c) relatively, is being close to back flow pipe (8) proximal end portion turn-on connection of water inlet (4c) one end and has trachea (9) of being connected with compressed air source (7), is equipped with first solenoid valve (9a) on trachea (9), first solenoid valve (9a) and immersible pump respectively with electric cabinet (16) circuit connection in equipment room (13).
2. The distributed rural domestic sewage low-energy-consumption integrated treatment equipment according to claim 1, wherein an inclined pipe (10) is distributed in the middle of the sedimentation tank (3) along the horizontal direction, and a third aeration unit (11) connected with a compressed air source (7) is arranged below the inclined pipe (10).
3. The distributed rural domestic sewage low-energy consumption integrated treatment equipment according to claim 2, wherein the third aeration unit (11) comprises a third aeration pipe (11a) arranged below the inclined pipe (10) along the horizontal direction and a third shunting aeration pipe (11b) in communication connection with the third aeration pipe (11 a); the free end of the third shunting aeration pipe (11b) is connected with a compressed air source (7), and a fourth electromagnetic valve (11c) and a third air volume adjusting valve (11d) are sequentially arranged on the third shunting aeration pipe (11b) along the air flow direction.
4. The distributed rural domestic sewage low energy consumption integrated treatment equipment according to claim 1, wherein the compressed air source (7) is a blower; the first aeration unit (5) consists of a first main aeration pipe (5a) connected with an air outlet pipeline of the air blower, at least one first shunt aeration pipe (5b) in conductive connection with the first main aeration pipe (5a) and at least one first aeration pipe (5c) which is in conductive connection with the free end of the first shunt aeration pipe (5b) and is horizontally arranged; a second electromagnetic valve (5d) is arranged on the first main aeration pipe (5a), and a first air quantity regulating valve (5e) is arranged on the first shunting aeration pipe (5 b);
the second aeration unit (6) consists of a second main aeration pipe (6a) which is connected with the first main aeration pipe (5a) between the second electromagnetic valve (5d) and the blower in a conduction way, at least one second shunt aeration pipe (6b) which is connected with the second main aeration pipe (6a) in a conduction way, and at least one second aeration pipe (6c) which is connected with the free end of the second shunt aeration pipe (6b) in a conduction way and is horizontally arranged; a third electromagnetic valve (6d) is arranged on the second main aeration pipe (6a), and a second air quantity regulating valve (6e) is arranged on the second shunting aeration pipe (6 b).
5. The distributed rural domestic sewage low-energy consumption integrated treatment equipment according to claim 1, wherein the included angle formed by the mudguard (4d) and the partition plate (4a) is 45-55 degrees.
6. The distributed rural domestic sewage low-energy consumption integrated treatment equipment according to claim 1 or 5, wherein the included angle formed by the perforated mud bucket plate (3a) and the partition plate (4a) is 35-45 degrees.
7. The distributed rural domestic sewage low-energy-consumption integrated treatment equipment according to claim 1, wherein a sludge discharge pipe (18) is arranged on the side wall of the sedimentation tank (3) at the bottom of the perforated sludge bucket plate (3a), the sludge discharge pipe (18) is connected with an external sludge tank, a fifth electromagnetic valve (19) is arranged on the sludge discharge pipe (18), and the fifth electromagnetic valve is in circuit connection with the electric cabinet (16).
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| CN201922063506.8U CN211035627U (en) | 2019-11-26 | 2019-11-26 | Distributed rural domestic sewage low-energy-consumption integrated treatment equipment |
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| CN201922063506.8U CN211035627U (en) | 2019-11-26 | 2019-11-26 | Distributed rural domestic sewage low-energy-consumption integrated treatment equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110818199A (en) * | 2019-11-26 | 2020-02-21 | 广东自远环保股份有限公司 | Distributed rural domestic sewage low-energy-consumption integrated treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110818199A (en) * | 2019-11-26 | 2020-02-21 | 广东自远环保股份有限公司 | Distributed rural domestic sewage low-energy-consumption integrated treatment equipment |
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