CN106995243A - The sewage circulation unit of sanitation cart and the sanitation cart - Google Patents
The sewage circulation unit of sanitation cart and the sanitation cart Download PDFInfo
- Publication number
- CN106995243A CN106995243A CN201610047994.1A CN201610047994A CN106995243A CN 106995243 A CN106995243 A CN 106995243A CN 201610047994 A CN201610047994 A CN 201610047994A CN 106995243 A CN106995243 A CN 106995243A
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- China
- Prior art keywords
- sewage
- filter
- pump
- level
- water 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.)
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Classifications
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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
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- 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
- C02F2201/008—Mobile apparatus and plants, e.g. mounted on a vehicle
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Abstract
The present invention discloses the sewage circulation unit and the sanitation cart of a kind of sanitation cart, and it includes filtered water tank, foul water tank, Multistage filtering device and electric and hydraulic control system.First level filtering device is the board-like box-structure of screen pack, two-stage filter is located inside first level filtering device, two-stage filter is rotated at a high speed the centrifugal force produced using rotating filter cartridge and separates sewage with rubbish, and the sewage after filtering is by entering membrane type three-level filter device;Clear water after filtering enters filtered water tank, and remaining sewage returns to foul water tank.The water of filtered water tank enters high-pressure hydraulic pump by level Four filter, and the recycled water after this spline filter can meet normal road surface and keep a public place clean operation;Whole process is controlled in driver's cabin in electric liquid control system procedure set.The present invention solves the susceptible to plugging technical barrier of effluent cycle system filter screen, and maintenance is simple and convenient to operate, and significantly improves the efficiency and reliability of effluent cycle, improves the operating efficiency of sanitation cart and reduces the consumption of clean water resources.
Description
Technical field
The present invention relates to environmental sanitation mechanical field, more particularly to road surface keeps a public place clean the one of vehicle, such as sweeper environmental sanitation vehicles
Plant sewage circulation unit.
Background technology
The sanitation cart such as sweeper road surface is kept a public place clean vehicle, has reclaimed large amount of sewage in operation process, foul water tank expired with
Afterwards, it is necessary to stop operation, sewage discharge is fallen, operation could be continued, at the same filtered water tank limited volume, it is necessary to
Often add water, and sewage is not reused, and causes the activity duration short, operating efficiency is low, and clear water consumption is huge,
Add water simultaneously and be required for specified place, such as urban fire control bolt and sewer pipe network with blowdown, not only lost time but also
Fuel consumption.There is a small amount of sanitation cart to carry sewage reutilization device in the market, but be due to that filter screen is easily blocked up
Plug, reliability is relatively low, and service life is short, the problems such as maintaining is inconvenient, does not obtain the accreditation in market.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of sewage circulation unit of sanitation cart and the sanitation cart,
The sewage-treatment plant that can be used on sanitation cart, realizes that effluent cycle is recycled, and improves the operation effect of sanitation cart
Rate and the consumption for reducing clean water resources.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of sewage circulation unit of sanitation cart, it is characterised in that
Including foul water tank 106, filtered water tank 101, first level filtering device 107, two-stage filter 108, three-level mistake
Device 104, electric and hydraulic control system 114 are filtered, specifically:
One-level, two-stage filter 107,108 are located inside foul water tank 106;
First level filtering device 107 is in web plate shape, and foul water tank is divided into 2 parts, passes through web plate by first level filtering device
Hole, the rubbish of bulky grain is separated with sewage;First level filtering device is located at foul water tank afterbody, has from foul water tank bottom
Distance;
Two-stage filter 108 is located inside first level filtering device 107, and two-stage filter includes hydraulic motor 201
And rotating filter cartridge 203, sewage enters back into rotating filter cartridge 203 after by-pass filtration, and the filtering accuracy of filter cylinder is higher than one
Level filter, it is driven by hydraulic motor 201, and the centrifugal force produced is rotated at a high speed by sewage using filter cylinder
Spot is separated from water, and the sewage after filtering enters three-level filter device 104;
Three-level filter device 104 is located at the outside of foul water tank 106, three-level filter device 104 include filtering film component 302,
Sewage pump 303, water is under the swabbing action of sewage pump 303, and the sewage after secondary filtration enters by sewage pump 303
Enter filtering film component 302, the clear water after filtering enters filtered water tank 101, remaining sewage by clean water outlet and passes through sewage mouth
Return to foul water tank 106;Wherein the filtering accuracy of filter membrane is higher than the precision of two-stage filter;
Water level sensor 109 is installed in foul water tank, and water level sensor connects electric and hydraulic control system 114,
When Effluent tank level reaches setting height, water level sensor 109 senses and sends signal, passes through electric and hydraulic pressure
Control system programme-control, the hydraulic motor 201 and sewage pump 303 of rotating filter cartridge start.
Further, the three-level filter device 104 include filtering film component 302, sewage pump 303, air pump 304,
Cleaning pump 307, sewage under the swabbing action of sewage pump 303, sewage after secondary filtration by sewage pump 303,
Second flowmeter 305, Solenoid ball valve enter filtering film component 302;Cleaning pump and air pump are by fluid motor-driven;Two
Level filter includes hydraulic motor 201 and rotating filter cartridge 203, bearing block 202, swivel joint 204.
Further, high pressure nozzle component 308, high pressure are set between first level filtering device and two-stage filter
The connection high pressure nozzle of water pump 306 component 308, high-pressure hydraulic pump 306 draws the clear water of filtered water tank 101 to screen surface
Spot rinse it is self-cleaning;
Air purge nozzle 110 is set in two-stage filter 108, by the pump gas of air pump 304, produced in sewage
Vibrations.
Further, electric and hydraulic control system 114 includes sewage pump solenoid directional control valve 401, clarified water pump electromagnetism
Reversal valve 402, air pump solenoid directional control valve 403, hydraulic motor solenoid directional control valve 404, pass through electric and hydraulic control
System 114, the air pump 304 being set in three-level filter device 104 and the work period of cleaning pump 307, in dirt
Air purge and washing periodically are carried out to filtering film component 302 in water cycle process, wherein cleaning pump 307 passes through filtered water tank
Interface 111 is fetched water from filtered water tank, by sewage mouth 105 is discharged into sewage by the spot water of filter membrane surface is gentle
Case 106.
Further, sewage circulation unit also includes level Four filter 112, and the level Four filter 112 is
Filter between high-pressure hydraulic pump 306 and filtered water tank 101, the clear water of filtered water tank 101 passes through water feeding of water pump
Mouth 113, level Four filter 112 flow into high-pressure hydraulic pump 306.
Further, electric and hydraulic control system 114 connection first flowmeter 103,103 pairs of first flowmeter
The flow of filter membrane detects in real time, when flux depression to a certain extent, first flowmeter 103 is sent a signal to electrically
And hydraulic control system 114, electric and hydraulic control system 114 control effluent cycle function stop, at this moment wash
Start filter membrane self-cleaning function with air purge to start, air purge, washing are carried out to film surface.
Further, electric and hydraulic control system 114 connection second flowmeter 305, second flowmeter is to rotation
The flow of filter cylinder 203 detects in real time, when flux depression to a certain extent, second flowmeter send a signal to electrically and
Hydraulic control system 114, electric and hydraulic control system 114 control effluent cycle function stop, utilizes water under high pressure
The high-pressure jet water that pump 306 and high pressure nozzle 308 are produced, by the filter screen of I and II filter 107,108 certainly
Clean, desilting.
Further, electric and hydraulic control system 114 is set as:High-pressure hydraulic pump 306 and high pressure nozzle 308,
Keep a public place clean on road surface after the completion of operation, it is using high-pressure jet water that the filter screen of I and II filter 107,108 is self-cleaning.
Further, it is described electrically and hydraulic control system 114 include PLC, touch-screen and
Key switch, inductive switch, hydraulic oil pump, motor, solenoid directional control valve, check valve, safety valve, electric and liquid
Pressure control system 114 is arranged on cabin interior.
A kind of sanitation cart, it is equipped with the sewage circulation unit of above-mentioned sanitation cart.
The present invention sewage circulation unit include foul water tank, filtered water tank, first level filtering device, two-stage filter,
Three-level filter device, level Four filter, high-pressure hydraulic pump, high pressure nozzle, hydraulic system and electric control system etc..
The first level filtering device is in web plate shape, foul water tank is divided into 2 parts, by web plate hole, by the rubbish of bulky grain
Rubbish is separated with sewage;The filter is located at foul water tank afterbody, have from foul water tank bottom with a certain distance from, so have
Beneficial to rubbish natural subsidences such as the bulky grain sandstone in sewage.The two-stage filter is located in first level filtering device
Portion, it is made up of a motor and rotating filter cartridge component, and sewage enters back into rotating filter cartridge after by-pass filtration, filter
The filtering accuracy of cylinder is higher than first level filtering device, it by fluid motor-driven, rotated at a high speed using filter cylinder produce from
Spot in sewage is separated from water by mental and physical efforts, also effectively prevents filter screen from being blocked by spot.The three-level filter device
It is made up of filtering film component, sewage pump, flowmeter, magnetic valve, air pump, cleaning pump etc..Sewage is in sewage pump
Swabbing action under, sewage after secondary filtration enters filtering film component by sewage pump, flowmeter, magnetic valve,
Clear water after filtering flows into filtered water tank, remaining sewage and flows into foul water tank.The clarified water pump, air pump are in effluent cycle work
Make to start after a period of time, using washing and air purge to three-level filter device self-cleaning drainage, mainly clean filter membrane
The spot on surface, and the sewage after cleaning is discharged into foul water tank.The clarified water pump and air pump are by fluid motor-driven.
The level Four filter is mounted in the filter between high-pressure hydraulic pump and filtered water tank, and the clear water of filtered water tank passed through
Filter flows into high-pressure hydraulic pump and high pressure nozzle, it is ensured that high-pressure hydraulic pump and high pressure nozzle are not damaged by the impurity in water.Institute
High-pressure hydraulic pump and high pressure nozzle are stated, it is using high-pressure jet water that the filter screen of I and II filter is self-cleaning, prevent dirt
Stain blocks filter screen.The electricity, air-liquid pressure control system include PLC, touch-screen and button
The elements such as switch, inductive switch, hydraulic oil pump, motor, solenoid directional control valve, check valve, safety valve are constituted, peace
Mounted in cabin interior, by driver's operating in a key, simple to operate, safety.
Compared with prior art, the advantage of the invention is that:Solve the susceptible to plugging technology of effluent cycle system filter screen
Problem, and safeguard and be simple and convenient to operate, substantially increase the efficiency and reliability of effluent cycle, improve environmental sanitation
The operating efficiency of car and the consumption for reducing clean water resources.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, and following
Embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation of one embodiment of the sewage circulation unit of the sanitation cart of the present invention;
Fig. 2 is the structural representation of one embodiment of two-stage filter of the present invention;
Fig. 3 is the effluent cycle fundamental diagram of one embodiment of the present of invention;
Fig. 4 is electric hydraulic control implementation principle figure according to an embodiment of the invention.
Reference:101 filtered water tanks;102 clean water outlets;103 first flowmeters;104 three-level filter devices;105
Sewage mouth;106 foul water tanks;107 first level filtering devices;108 two-stage filters;109 water level sensors;110
Air purge nozzle;111 filtered water tank interfaces;112 level Four filters;113 pump intakes;114 electric and hydraulic pressure
Control system;201 hydraulic motors;202 bearing blocks;203 rotating filter cartridges;204 swivel joints;301 smash
Valve;302 filtering film components;303 sewage pumps;304 air pumps;305 second flowmeters;306 high-pressure hydraulic pumps;
307 clarified water pumps;308 high pressure nozzle components;401 sewage pump solenoid directional control valves;402 clarified water pump solenoid directional control valves;
403 air pump solenoid directional control valves;404 hydraulic motor solenoid directional control valves.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place
The embodiment of description is merely to illustrate and explain the present invention, and is not intended to limit the invention.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, sewage circulation unit of the invention includes filtered water tank 101, sewage
Case 106, first level filtering device 107, two-stage filter 108, three-level filter device 104, level Four filter
122 and the grade of electrohydraulic control system 114 composition.One-level, two-stage filter 107,108 are located inside foul water tank,
And have certain altitude with foul water tank bottom, it is easy to the large granular impurity natural subsidence in sewage;First level filtering device 107
The box-structure being made up of screen pack, two-stage filter 108 is located inside first level filtering device 107, so
By the material such as the larger granule foreign of some in sewage and the leaf, the polybag that swim and two-stage filter 108 every
From, prevent these light things to be wound on rotating filter cartridge 203, block filter screen;Two-stage filter 108 is to utilize
The centrifugal force that rotating filter cartridge 203 rotates at a high speed generation separates sewage with rubbish, and the sewage after filtering is filtered by rotating
The filter screen of cylinder 203 enters three-level filter device 104 by swivel joint 204;Three-level filter device 104 is located at dirt
Outside water tank, separated with foul water tank, be easy to filtering Membrane cleaning, blowdown and operational maintenance to safeguard, effectively prevent filtering
The blocking of film, substantially prolongs the service life of effluent cycle system.
Sewage circulation unit work process is as follows:When Effluent tank level reach a certain height, water level sensor 109
Sense and send signal, by electric and hydraulic control system programme-control, rotating filter cartridge motor 201 and sewage pump
303 start, and the sewage of foul water tank is pumped into three-level mistake by sewage pump by one-level, two-stage filter 107,108
In the membrane module 302 for filtering device, the clear water after filtering enters filtered water tank 101, remaining sewage by clean water outlet 102
Foul water tank 106 is returned by sewage mouth 105.The water of filtered water tank passes through pump intake 113, level Four filter
112 enter high-pressure hydraulic pumps 306, and the recycled waters after this spline filter can meet normal road surface and keep a public place clean operation.
In order to prevent the blocking of filter screen and filter membrane during effluent cycle, following measure has been carried out:In one-level mistake
Filter and one group of high pressure nozzle component 308 is provided between device 107 and two-stage filter 108, for every subjob
After the completion of, the clear water of filtered water tank 101 is rinsed self-cleaning to the spot of screen surface using high-pressure hydraulic pump 306.Simultaneously
Air purge nozzle 110 is also provided with the outlet pipeline of two-stage filter 108, by the pump gas of air pump 304, in dirt
Vibrations are produced in water, effectively spot can be prevented to be attached on filter screen.In three-level filter device 104, be powered,
The work period of air-liquid pressure control system 114, setting air pump 304 and cleaning pump 307, in effluent cycle process
In periodically carry out air purge and washing to filter membrane 302, wherein cleaning pump 307 by filtered water tank interface 111 from clear water
Case is fetched water, and by sewage mouth 105 is discharged into foul water tank 106 by the spot water of filter membrane surface is gentle.So have
Effect prevents blocking of the spot to fenestra, improves the reliability and efficiency of effluent cycle.
Filtering detection:First flowmeter 103 is that the flow of filter membrane 302 in three-level filter device 104 is carried out in fact
When detect, when the flux depression that clear water is produced after filtering, which is arrived, is less than certain value, electric and hydraulic control system 114,
The work period for air pump 304 and the cleaning pump 307 of then automatically prolonging, increase the cleaning dynamics to filter membrane.Second
Gauge 305 is that the discharge of sewage of the rotating filter cartridge 203 in two-stage filter 108 is detected in real time, works as warp
When crossing the flux depression of sewage pump sewage to less than certain value, electricity, air-liquid pressure control system 114 will automatically prolong
The work period of air pump 304, and high-pressure ball valve 301 is opened, using high pressure nozzle component 308, to rotating filter cartridge
203 and first level filtering device 107 carry out high-pressure wash.
Electric and hydraulic control system 114, by the clarified water pump electromagnetic switch of 401 sewage pump solenoid directional control valve 402
The control of 4 groups of solenoid directional control valves such as the motor solenoid directional control valve of 403 air pump solenoid directional control valve of valve 404, realizes sewage pump
303rd, the procedure auto-control that clarified water pump 307, rotating filter cartridge 203, air pump 304 work, simple to operate, convenient.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned tool
Body embodiment, above-mentioned embodiment be only it is schematical, rather than restricted, this area it is general
Logical technical staff is not departing from present inventive concept and scope of the claimed protection situation under the enlightenment of the present invention
Under, many forms can be also made, these are belonged within the protection of the present invention.
Claims (10)
1. a kind of sewage circulation unit of sanitation cart, it is characterised in that
Including foul water tank (106), water level sensor (109), filtered water tank (101), first level filtering device (107),
Two-stage filter (108), three-level filter device (104), electric and hydraulic control system (114), specifically:
It is internal that one-level, two-stage filter (107,108) are located at foul water tank (106);
First level filtering device (107) is in web plate shape, and foul water tank is divided into two parts, passed through by first level filtering device
Web plate hole, the rubbish of bulky grain is separated with sewage;First level filtering device is located at foul water tank afterbody, from sewage
There is distance in bottom portion;
Two-stage filter (108) is located at first level filtering device (107) inside, and two-stage filter includes hydraulic pressure horse
Up to (201) and rotating filter cartridge (203), sewage enters back into rotating filter cartridge (203), the mistake of filter cylinder after by-pass filtration
Filter precision and be higher than first level filtering device, it is driven by hydraulic motor (201), rotate what is produced at a high speed using filter cylinder
Spot in sewage is separated from water by centrifugal force, and the sewage after filtering enters three-level filter device (104);
Three-level filter device (104) is located on the outside of foul water tank (106), and three-level filter device (104) includes filtration module
Part (302), sewage pump (303), water is under the swabbing action of sewage pump (303), and the sewage after secondary filtration passes through
Sewage pump (303) enters filtering film component (302), clear water after filtering by clean water outlet enter filtered water tank (101),
Remaining sewage returns to foul water tank (106) by sewage mouth;Wherein the filtering accuracy of filter membrane is filled higher than secondary filtration
The precision put.
Water level sensor (109) is installed in foul water tank, and water level sensor connects electric and hydraulic control system
(114), when Effluent tank level reaches setting height, water level sensor (109) senses and sends signal, passes through
Electric and hydraulic control system programme-control, the hydraulic motor (201) and sewage pump (303) of rotating filter cartridge start.
2. a kind of sewage circulation unit of sanitation cart according to claim 1, it is characterised in that the three-level mistake
Filtering device (104) includes filtering film component (302), sewage pump (303), air pump (304), cleaning pump (307), sewage
Under the swabbing action of sewage pump (303), the sewage after secondary filtration passes through sewage pump (303), second flowmeter
(305), Solenoid ball valve enters filtering film component (302);Cleaning pump and air pump are by fluid motor-driven;Two grades of mistakes
Filter device include hydraulic motor (201) and rotating filter cartridge (203, bearing block (202, swivel joint (204).
3. a kind of sewage circulation unit of sanitation cart according to claim 2, it is characterised in that
High pressure nozzle component (308), high-pressure hydraulic pump are set between first level filtering device and two-stage filter
(306) connection high pressure nozzle component (308), high-pressure hydraulic pump (306) draws the clear water of filtered water tank (101) to filter screen table
The spot in face is rinsed self-cleaning;
Air purge nozzle (110) is set in two-stage filter (108), by air pump (304) pump gas, in sewage
Produce vibrations.
4. a kind of sewage circulation unit of sanitation cart according to claim 2, it is characterised in that electric and hydraulic pressure
Control system (114) includes sewage pump solenoid directional control valve (401), clarified water pump solenoid directional control valve (402), air pump electromagnetism
Reversal valve (403), hydraulic motor solenoid directional control valve (404), pass through electric and hydraulic control system (114), setting
The work period of air pump (304) and cleaning pump (307) in three-level filter device (104), in effluent cycle process
In air purge and washing periodically are carried out to filtering film component (302), wherein cleaning pump (307) passes through filtered water tank interface
(111) fetched water from filtered water tank, the spot of filter membrane surface by sewage mouth (105) is discharged into sewage with water is gentle
Case (106).
5. the sewage circulation unit of a kind of sanitation cart according to claim 3 or 4, it is characterised in that sewage is followed
Loop device also includes level Four filter (112), and the level Four filter (112) is mounted in high-pressure hydraulic pump
(306) filter between filtered water tank (101), the clear water of filtered water tank (101) passes through pump intake (113), four
Level filter (112) flows into high-pressure hydraulic pump (306).
6. according to a kind of sewage circulation unit of any described sanitation cart of claim 1 to 5, it is characterised in that electricity
Gas and hydraulic control system (114) connection first flowmeter (103), flow of the first flowmeter (103) to filter membrane
In real time detection, when flux depression to a certain extent, first flowmeter (103) send a signal to electrically and hydraulic pressure control
System (114) processed, electric and hydraulic control system (114) control effluent cycle function stop, it is gentle at this moment to wash
Wash startup filter membrane self-cleaning function to start, air purge, washing are carried out to film surface.
7. according to a kind of sewage circulation unit of any described sanitation cart of claim 3 to 6, it is characterised in that electricity
Gas and hydraulic control system (114) connection second flowmeter (305), stream of the second flowmeter to rotating filter cartridge (203)
Amount in real time detection, when flux depression to a certain extent, second flowmeter send a signal to electrically and hydraulic control
System (114), electric and hydraulic control system (114) control effluent cycle function stop, is utilized high-pressure hydraulic pump (306)
With high pressure nozzle (308) produce high-pressure jet water, by the filter screen of I and II filter (107,108) it is self-cleaning,
Desilting.
8. according to a kind of sewage circulation unit of any described sanitation cart of claim 3 to 6, it is characterised in that electricity
Gas and hydraulic control system (114) are set as:High-pressure hydraulic pump (306) and high pressure nozzle (308), work of keeping a public place clean on road surface
It is using high-pressure jet water that the filter screen of I and II filter (107,108) is self-cleaning after the completion of industry.
9. according to a kind of sewage circulation unit of any described sanitation cart of claim 1 to 8, it is characterised in that institute
State electrically and hydraulic control system (114) includes PLC, touch-screen and key switch, sense
Inductive switch, hydraulic oil pump, motor, solenoid directional control valve, check valve, safety valve, electric and hydraulic control system
(114) are united installed in cabin interior.
10. a kind of sanitation cart, it is characterised in that be equipped with a kind of sewage circulation unit of above-mentioned sanitation cart.
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CN201610047994.1A CN106995243B (en) | 2016-01-25 | 2016-01-25 | Sewage circulating device of sanitation vehicle and sanitation vehicle |
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CN201610047994.1A CN106995243B (en) | 2016-01-25 | 2016-01-25 | Sewage circulating device of sanitation vehicle and sanitation vehicle |
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CN108166429A (en) * | 2018-02-01 | 2018-06-15 | 大连职业技术学院 | A kind of automatic control system of environmental sanitation machinery sweeper |
CN108305699A (en) * | 2018-02-01 | 2018-07-20 | 中国人民解放军第二军医大学 | Intelligent multi-function removes radioactive contamination instrument |
CN109138141A (en) * | 2018-08-09 | 2019-01-04 | 安徽省欣雨环卫机械有限公司 | A kind of electronic soil pick-up sanitation cart with sewage treatment function |
CN109183698A (en) * | 2018-10-23 | 2019-01-11 | 福建龙马环卫装备股份有限公司 | A kind of sweeper sewage circulation unit and its sewage water treatment method |
CN109252482A (en) * | 2018-08-30 | 2019-01-22 | 湖北宏宇专用汽车有限公司 | A kind of sweeper water circulation electric-control system and control method |
CN109384324A (en) * | 2018-11-30 | 2019-02-26 | 江苏悦达专用车有限公司 | A kind of sweeper cleaning water circulation use processing system |
CN110038344A (en) * | 2019-05-28 | 2019-07-23 | 扬州盛达特种车有限公司 | A kind of single-shot sweeper with sewage circulating treating system |
CN113430980A (en) * | 2021-08-11 | 2021-09-24 | 徐州徐工环境技术有限公司 | Washing and sweeping vehicle with sewage recycling device and washing method |
CN114788667A (en) * | 2022-04-28 | 2022-07-26 | 深圳市无限动力发展有限公司 | Mop automatic purification device and mopping machine |
CN116375115A (en) * | 2023-04-03 | 2023-07-04 | 盐城工学院 | Solid-liquid separation and sewage circulation device of electric washing and sweeping vehicle and working method thereof |
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Address after: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee after: Shaanxi Automobile Group Co.,Ltd. Address before: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. |