CN109252482A - A kind of sweeper water circulation electric-control system and control method - Google Patents
A kind of sweeper water circulation electric-control system and control method Download PDFInfo
- Publication number
- CN109252482A CN109252482A CN201811000240.6A CN201811000240A CN109252482A CN 109252482 A CN109252482 A CN 109252482A CN 201811000240 A CN201811000240 A CN 201811000240A CN 109252482 A CN109252482 A CN 109252482A
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- Prior art keywords
- liquid level
- water tank
- sweeper
- control device
- circulating apparatus
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Classifications
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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
Abstract
The present invention relates to a kind of sweeper water circulation electric-control system and control methods, the system comprises control devices and data acquisition device, the data acquisition device is electrically connected with the control device, the control device is used for: receiving the state parameter for the sweeper water circulating apparatus that the data acquisition device obtains, the maximum value and minimum value of the state parameter and scheduled parameter area are compared, and comparing result is generated, work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus.The present invention can carry out automatically effluent cycle recycling according to the state of sweeper water circulating apparatus, be not required to manually operated, intelligent and high-efficiency.
Description
Technical field
The present invention relates to water loop control technical field more particularly to a kind of sweeper water circulation electric-control system and controlling parties
Method.
Background technique
With the development of science and technology, sweeper has been widely used in the cleaning works of urban road.Sweeper work
When making, clear water is sprayed by high-pressure hydraulic pump and cleans road surface, rubbish and sewage are then drawn into foul water tank by sweeping disk and sucker
In, due to the finite volume of filtered water tank and foul water tank, frequent progress moisturizing and sewage effluent are needed, the single operation time is short, wave
Water wasting resource.In order to extend the single operation time of sweeper, energy conservation and environmental protection often installs water circulation system additional in sweeper, will
Sewage water filtration in foul water tank carries out cycling and reutilization at clear water, and existing sweeper water circulation electric-control system needs staff
It is manually entered instruction, control system carries out water circulation, and the degree of automation is low, when staff forgets, will affect sweeper just
Normal cleaning works.
Summary of the invention
In order to carry out effluent cycle recycling automatically according to the state of sweeper water circulating apparatus, human factor is reduced
Interference, the present invention provide a kind of sweeper water circulation electric-control system and control method.
The technical scheme to solve the above technical problems is that
In a first aspect, the embodiment of the invention provides a kind of sweeper water to recycle electric-control system, the system comprises controls
Device and data acquisition device, the data acquisition device are electrically connected with the control device；The control device is used for:
Receive the state parameter for the sweeper water circulating apparatus that the data acquisition device obtains.
The maximum value and minimum value of the state parameter and scheduled parameter area are compared, and generate comparison knot
Fruit.
Work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus.
Second aspect, a kind of sweeper water circulation controlling means provided in an embodiment of the present invention, which comprises
Step 1: receiving the state parameter for the sweeper water circulating apparatus that data acquisition device obtains.
Step 2: the maximum value and minimum value of the state parameter and scheduled parameter area being compared, and generation pair
Compare result.
Step 3: work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus
Make.
The beneficial effects of the present invention are: obtaining the state parameter of sweeper water circulating apparatus, shape by data acquisition device
State parameter can be for voltage, electric current and liquid level etc., such as when state parameter is liquid level, by the maximum of liquid level and scheduled liquid level range
Value and minimum value compare, and when liquid level is within the scope of scheduled liquid level, control device does not issue any instruction, when liquid level height
When maximum value in scheduled liquid level range or the minimum value lower than scheduled liquid level range, control device issues finger accordingly
The filtration system of control sweeper water circulating apparatus is enabled to start or stop, scheduled parameter area is a buffering section, can
It avoids frequently controlling filtration system start and stop damage caused by filtration system, and guarantees the service life of filtration system.The present invention
The state parameter of sweeper water circulating apparatus can be judged, it is automatic to carry out effluent cycle recycling, it is not required to artificial manual
Operation, reduces human interference factor, intelligent and high-efficiency ensure that the orderly progress of sweeper cleaning works.
Detailed description of the invention
Fig. 1 is a kind of structural block diagram of sweeper water circulating apparatus of the embodiment of the present invention；
Fig. 2 is that a kind of sweeper water of the embodiment of the present invention recycles the circuit connection diagram of electric-control system；
Fig. 3 is that a kind of sweeper water of another embodiment of the present invention recycles the circuit connection diagram of electric-control system；
Fig. 4 is a kind of flow diagram of sweeper water circulation controlling means of the embodiment of the present invention.
1, foul water tank, 2, filtered water tank, 3, water pump, 4, self-cleaning filter, 5, pressure tank, 6, centrifugal pump, 7, bag filter dress
It sets, 8, fine filtering device.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
Sweeper water circulation electric-control system of the invention and control method are applied to sweeper water circulating apparatus, such as Fig. 1 institute
Show, sweeper water circulating apparatus includes that the foul water tank 1 being sequentially communicated, water pump 3, filtration system and filtered water tank 2, filtration system include
Self-cleaning filter 4, pressure tank 5, centrifugal pump 6, bag filter device 7 and the fine filtering device 8 being sequentially communicated.Filtration system is to sewage
Sewage in case 1 is filtered, and filtered clear water is flowed into filtered water tank 2.
As shown in Fig. 2, a kind of sweeper water provided by the invention recycles electric-control system, the system comprises control device and
Data acquisition device, the data acquisition device are electrically connected with the control device, and the control device is used for:
Receive the state parameter for the sweeper water circulating apparatus that the data acquisition device obtains.
The maximum value and minimum value of the state parameter and scheduled parameter area are compared, and generate comparison knot
Fruit.
Work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus.
In the present embodiment, the state parameter of sweeper water circulating apparatus is obtained by data acquisition device, state parameter can
For voltage, electric current and liquid level etc., such as when state parameter is liquid level, by the maximum value and minimum of liquid level and scheduled liquid level range
Value compares, and when liquid level is within the scope of scheduled liquid level, control device does not issue any instruction, when liquid level is higher than scheduled
The maximum value of liquid level range or lower than scheduled liquid level range minimum value when, control device issues corresponding instruction control and washes
The filtration system for sweeping vehicle water circulating apparatus starts or stops, and scheduled parameter area is a buffering section, can be avoided frequently
Control filtration system start and stop are damaged caused by filtration system, and guarantee the service life of filtration system.The present invention can be to washing
The state parameter for sweeping vehicle water circulating apparatus is judged, automatic to carry out effluent cycle recycling, is not required to manually operated, is reduced
Human interference factor, intelligent and high-efficiency ensure that the orderly progress of sweeper cleaning works.
Specifically, single-chip microprocessor MCU can be used in control device, by 24V power supply power supply, passes through DC-DC switching power circuit
5V is converted by 24V to power to single-chip microprocessor MCU.After system energization, single-chip microprocessor MCU configures system parameter first, and to each component
It is initialized, then the state parameter of cycle detection sweeper water circulating apparatus, such as voltage, electric current and liquid level, works as detection
When to state parameter exception, issues alarm signal and remind staff, and disconnect corresponding power supply automatically；If state parameter restores
Normally, single-chip microprocessor MCU eliminates alarm signal automatically, again the state parameter of cycle detection system.
Preferably, as shown in figure 3, the control device is electrically connected by relay and the water pump 3 of sweeper water circulating apparatus
It connects, the sewage that water pump 3 is used to extract in the foul water tank 1 is filtered, and the control device passes through according to the comparing result
Relay controls the water pump 3 and starts and stops.
Specifically, it is provided with filter screen between foul water tank 1 and water pump 3, for preventing the rubbish in foul water tank 1 from entering water
In pump 3.Water pump 3 is controlled by relay to start and stop, indirectly controls starting and stopping for filtration system, and structure is simple, control
System is convenient, high efficient and reliable.
Preferably, the state parameter includes liquid level in the foul water tank 1 of the sweeper water circulating apparatus and described washes
The liquid level in the filtered water tank 2 of vehicle water circulating apparatus is swept, the scheduled parameter area includes and the liquid level pair in the foul water tank 1
The the first liquid level range and second liquid level range corresponding with the liquid level in the filtered water tank 2, the control device answered specifically are used
In:
The liquid level of the foul water tank 1 and the highest liquid level and minimum liquid level of the first liquid level range are compared, together
When the liquid level of the filtered water tank 2 and the highest liquid level and minimum liquid level of the second liquid level range are compared, compared
As a result.
Specifically, the maximum value and minimum value of liquid level and scheduled liquid level range are compared, can understands and knows sewage
Fluid level condition in case 1 and filtered water tank 2.According to the judgement to the liquid level in foul water tank 1 and filtered water tank 2, filtering system is automatically controlled
Starting and stopping for system, is not required to manual operation, reduces interference from human factor, intelligent and high-efficiency, securely and reliably.
Preferably, the control device is specifically used for:
When the comparing result indicate the liquid level in the foul water tank 1 be higher than the first liquid level range highest liquid level,
And when the liquid level in the filtered water tank 2 is lower than the minimum liquid level of the second liquid level range, the sweeper water circulation is controlled
Equipment is started to work.
When the comparing result indicate the liquid level in the foul water tank 1 be lower than the first liquid level range minimum liquid level,
Or the liquid level in the filtered water tank 2 controls the sweeper water circulation when being higher than the highest liquid level of the second liquid level range
Equipment stops working.
Specifically, while to the liquid level in foul water tank 1 and filtered water tank 2 judge, when the liquid level in foul water tank 1 is higher than the
The highest liquid level of one liquid level range, and the liquid level in filtered water tank 2 be lower than the second liquid level range minimum liquid level when, just controlled
System starts are filtered, the number of filtration system starting can be reduced, avoid filtration system frequent start-stop, damage equipment, are reduced
The service life of equipment.Liquid level in minimum liquid level or filtered water tank 2 of the liquid level in foul water tank 1 lower than the first liquid level range
Higher than the second liquid level range highest liquid level when, control filtration system stops working, and prevents in foul water tank 1 sewage stream complete or clear water
After water is full in case 2, water pump 3 etc. works on, and safety accident occurs.
Preferably, the system also includes cleaning switch, the cleaning switch is electrically connected with the control device, the control
Device processed is also used to:
When cleaning switch closure, the blowoff electromagnetic valve of 1 bottom of foul water tank is opened, the foul water tank 1 is discharged
Interior rubbish, and the work of the cleaning motor in the foul water tank 1 is controlled, to being cleaned inside the foul water tank 1.
Specifically, the control device is electrically connected by first time relay with cleaning motor, and passes through for the second time
Relay is electrically connected with blowoff electromagnetic valve, after sweeper single cleaning works, opens cleaning switch, control device passes through the
The control cleaning motor work of one time relay, while blowoff electromagnetic valve, cleaning sullage case 1 are opened by second time relay
The rubbish in foul water tank 1 is simultaneously discharged in inside, is not required to manually be cleaned, save labour turnover, efficiently convenient.And volume can be used
Determine the cleaning motor that power is 250W, rated current about 10.4A.When cleaning motor work, control device also passes through Current Mutual Inductance
The electric current of device monitoring cleaning motor, when electric current increases above range, drives alarm equipment alarm, such as LED light is driven to shine, prompt work
Make personnel's cleaning current of electric to overload.
Preferably, the sweeper water circulating apparatus further includes back purge system, the back purge system and control device
Electrical connection, the control device are also used to:
When cleaning switch closure, controls the back purge system and the filtration system is rinsed.
Specifically, control back purge system is rinsed filtration system, can clean remaining rubbish in filtration system,
Guarantee that the filter efficiency of filtration system will not be greatly reduced.
Preferably, the control device also passes through voltage transformer and is electrically connected with the generator for powering to the water pump 3
It connects, and is electrically connected by current transformer with the water pump 3.
Specifically, voltage transformer is AC-AC voltage transformer, and current transformer is AC-AC current transformer, AC-AC
Voltage transformer and AC-AC current transformer are electrically connected by signal processing circuit with control device.Voltage transformer is for examining
The voltage of generator is surveyed, current transformer is used to detect the electric current of water pump 3.Control device detects generator by voltage transformer
Voltage, and the electric current of water pump 3 is detected by current transformer, when the voltage of generator and the electric current of water pump 3 are beyond scheduled
When range, control device can issue control instruction in time and switch off the pump 3, guarantee the safety of sweeper water circulating apparatus, avoid
Equipment is damaged, alarm signal is simultaneously emitted by, staff is reminded to handle.
Generator voltage and 3 electric current of water pump are converted to the electric signal for being similar to sinusoidal signal by mutual inductor, by signal
In processing circuit after the operational amplifier amplification of model LMV358, using peak value conservator, it is finally transmitted to single-chip microcontroller
Analog-digital converter ADC reads data.Generator and assistant engine electrical connection, when the revolving speed of assistant engine reaches 1800r/
When min, generator synchronous working, feed pump 3 is powered.The operating voltage of generator may be provided between 210-240V, be more than model
When enclosing, system will be prompted to voltage alarm, and when voltage restores normal, alarm is eliminated.3 running current of water pump may be provided at 6-9A it
Between, when going beyond the scope, system will be prompted to electric current alarm, and when electric current restores normal, alarm is eliminated.When alarming, control dress
It sets and cuts off the power, control filter device stops working, and when alarm is eliminated, control filter device is resumed work.
Preferably, the control device also passes through signal processing circuit and is electrically connected with mode selection knob, the mode choosing
Knob is selected for selecting the operating mode of the sweeper water circulating apparatus, operating mode includes automatic mode and manual mode.
Specifically, by mode selection knob, in automatic mode, the system automatically controls sweeper water circulating apparatus
Work；In a manual mode, staff can manually control the work of sweeper water circulating apparatus according to actual use situation, and
When equipment break down when, can hand off power control unit stop working, guarantee equipment and staff safety.It can root
According to actual demand, suitable operating mode is selected.
When mode selection knob is threaded to automatic mode, the VCC voltage signal of 24V will be exported to control device, voltage letter
The electric potential signal of about 4V number is converted to by the divider in signal processing circuit, the two-way using model LM393 is poor
Dynamic comparator compares with the voltage signal of 0.9V, if turn on automatically, differential comparator output is low level, if do not had
There is connection, then what is exported is 5V high level.When exporting high level, system carries out cycle detection automatically.
Preferably, the control device also passes through signal processing circuit and is electrically connected with instruction input module, and described instruction is defeated
Enter module for the input control instruction under the manual mode.
Specifically, instruction input module includes for controlling the pump switch etc. that water pump 3 starts and stops.Manual mode
Under, staff manually controls the work of sweeper water circulating apparatus by the instruction of instruction input module input control, can be according to reality
Border situation and demand, control sweeper water circulating apparatus work.
Preferably, the control device is also electrically connected with display device, and the display device is for monitoring the sweeper
The operating parameter and state of water circulating apparatus.
Specifically, LCD screen or OLED screen curtain can be used in display device, is electrically connected by iic bus with control device, real
When display control unit cycle detection various state parameters.Sweeper water circulating apparatus can be understood in real time by display device
State can be handled in time when the parameter of equipment occurs abnormal.
Preferably, the control device is also electrically connected with alarm, and the state parameter of the sweeper water circulating apparatus is super
Out when preset range, the alarm equipment alarm.
Specifically, alarm includes indicator light and phonetic alarm etc., when state parameter exception, over-voltage and over-current such as occurs,
Or when under-voltage undercurrent, indicator light reddens, phonetic alarm broadcasts warning message.After state parameter restores normal, indicator light
Greening, phonetic alarm stop casting.
It when the state parameter exception of sweeper water circulating apparatus, can be known rapidly by alarm, be convenient for staff
Respective handling is carried out in time, avoids the occurrence of safety accident.
As shown in figure 4, a kind of sweeper water circulation controlling means provided in an embodiment of the present invention, which comprises
Step 1: receiving the state parameter for the sweeper water circulating apparatus that data acquisition device obtains.
Step 2: the maximum value and minimum value of the state parameter and scheduled parameter area being compared, and generation pair
Compare result.
Step 3: the sweeper water circulating apparatus being controlled according to the comparing result and starts or stops work.
Preferably, the state parameter includes the liquid level and filtered water tank 2 in the foul water tank 1 of the sweeper water circulating apparatus
Interior liquid level, the scheduled parameter area include first liquid level range corresponding with the liquid level in the foul water tank 1 and with institute
The corresponding second liquid level range of liquid level in filtered water tank 2 is stated, the step 2 specifically includes:
The liquid level of the foul water tank 1 and the highest liquid level and minimum liquid level of the first liquid level range are compared, together
When the liquid level of the filtered water tank 2 and the highest liquid level and minimum liquid level of the second liquid level range are compared, compared
As a result.
Preferably, the step 3 specifically includes:
When the comparing result indicate the liquid level in the foul water tank 1 be higher than the first liquid level range highest liquid level,
And when the liquid level in the filtered water tank 2 is lower than the minimum liquid level of the second liquid level range, control the sweeper water circulating apparatus
It starts to work.
When the comparing result indicate the liquid level in the foul water tank 1 be lower than the first liquid level range minimum liquid level,
Or the liquid level in the filtered water tank 2 controls the sweeper water circulation when being higher than the highest liquid level of the second liquid level range
Equipment stops working.
Preferably, the system also includes cleaning switch, the cleaning switch is electrically connected with the control device, the side
Method further includes following steps:
After sweeper single cleaning works, when cleaning switch closure, the row of 1 bottom of foul water tank is opened
Dirty solenoid valve discharges the rubbish in the foul water tank 1, and controls the work of the cleaning motor in the foul water tank 1, to the sewage
It is cleaned inside case 1.
Preferably, the sweeper water circulating apparatus includes back purge system, the back purge system and control device electricity
Connection, the method also includes following steps:
After sweeper single cleaning works, when cleaning switch closure, the back purge system is controlled to institute
The filtration system for stating sweeper water circulating apparatus is rinsed.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of sweeper water recycles electric-control system, which is characterized in that the system comprises control device and data acquisition device,
The data acquisition device is electrically connected with the control device；The control device is used for:
Receive the state parameter for the sweeper water circulating apparatus that the data acquisition device obtains；
The maximum value and minimum value of the state parameter and scheduled parameter area are compared, and generate comparing result；
Work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus.
2. sweeper water according to claim 1 recycles electric-control system, which is characterized in that the state parameter includes described
Liquid level in the foul water tank of sweeper water circulating apparatus and the liquid level in the filtered water tank of the sweeper water circulating apparatus, it is described pre-
Fixed parameter area include the first liquid level range corresponding with the liquid level in the foul water tank and with the liquid level in the filtered water tank
Corresponding second liquid level range, the control device are specifically used for:
The highest liquid level and minimum liquid level of liquid level and the first liquid level range in the foul water tank are compared, simultaneously will
The highest liquid level and minimum liquid level of liquid level and the second liquid level range in the filtered water tank compare, and obtain comparison knot
Fruit.
3. sweeper water according to claim 2 recycles electric-control system, which is characterized in that the control device is specifically used
In:
When the comparing result indicates that the liquid level in the foul water tank is higher than the highest liquid level of the first liquid level range, and institute
When stating liquid level in filtered water tank and being lower than the minimum liquid level of the second liquid level range, controls the filtration system and start to work；
When the comparing result indicates that the liquid level in the foul water tank is lower than the minimum liquid level of the first liquid level range, Huo Zhesuo
When stating liquid level in filtered water tank and being higher than the highest liquid level of the second liquid level range, controls the filtration system and stop working.
4. sweeper water according to claim 1 recycles electric-control system, which is characterized in that the system also includes cleanings to open
It closes, the cleaning switch is electrically connected with the control device, and the control device is also used to:
When cleaning switch closure, the blowoff electromagnetic valve of the foul water tank bottom is opened, the rubbish in the foul water tank is discharged
Rubbish, and the work of the cleaning motor in the foul water tank is controlled, to being cleaned inside the foul water tank.
5. sweeper water according to claim 4 recycles electric-control system, which is characterized in that the sweeper water circulating apparatus
Including back purge system, the back purge system is electrically connected with the control device, and the control device is also used to:
When cleaning switch closure, controls the back purge system and the filtration system is rinsed.
6. a kind of sweeper water circulation controlling means, which is characterized in that the described method includes:
Step 1: receiving the state parameter for the sweeper water circulating apparatus that data acquisition device obtains；
Step 2: the maximum value and minimum value of the state parameter and scheduled parameter area being compared, and generate comparison knot
Fruit；
Step 3: work is started or stopped according to the filtration system that the comparing result controls the sweeper water circulating apparatus.
7. sweeper water circulation controlling means according to claim 6, which is characterized in that the state parameter includes described
Liquid level in the foul water tank of sweeper water circulating apparatus and the liquid level in the filtered water tank of the sweeper water circulating apparatus, it is described pre-
Fixed parameter area include the first liquid level range corresponding with the liquid level in the foul water tank and with the liquid level in the filtered water tank
Corresponding second liquid level range, the step 2 specifically include:
The highest liquid level and minimum liquid level of liquid level and the first liquid level range in the foul water tank are compared, simultaneously will
The highest liquid level and minimum liquid level of liquid level and the second liquid level range in the filtered water tank compare, and obtain comparison knot
Fruit.
8. sweeper water circulation controlling means according to claim 7, which is characterized in that the step 3 specifically includes:
When the comparing result indicates that the liquid level in the foul water tank is higher than the highest liquid level of the first liquid level range, and institute
When stating liquid level in filtered water tank and being lower than the minimum liquid level of the second liquid level range, controls the filtration system and start to work；
When the comparing result indicates that the liquid level in the foul water tank is lower than the minimum liquid level of the first liquid level range, Huo Zhesuo
When stating liquid level in filtered water tank and being higher than the highest liquid level of the second liquid level range, controls the filtration system and stop working.
9. sweeper water circulation controlling means according to claim 6, which is characterized in that the system also includes cleanings to open
It closes, the cleaning switch is electrically connected with the control device, and the method also includes following steps:
When cleaning switch closure, the blowoff electromagnetic valve of the foul water tank bottom is opened, the rubbish in the foul water tank is discharged
Rubbish, and the work of the cleaning motor in the foul water tank is controlled, to being cleaned inside the foul water tank.
10. sweeper water circulation controlling means according to claim 9, which is characterized in that the sweeper water circulation is set
Standby includes back purge system, and the back purge system is electrically connected with control device, and the method also includes following steps:
When cleaning switch closure, controls the back purge system and the filtration system is rinsed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811000240.6A CN109252482A (en) | 2018-08-30 | 2018-08-30 | A kind of sweeper water circulation electric-control system and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811000240.6A CN109252482A (en) | 2018-08-30 | 2018-08-30 | A kind of sweeper water circulation electric-control system and control method |
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| CN109252482A true CN109252482A (en) | 2019-01-22 |
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| CN201811000240.6A Pending CN109252482A (en) | 2018-08-30 | 2018-08-30 | A kind of sweeper water circulation electric-control system and control method |
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| US4578198A (en) * | 1983-12-23 | 1986-03-25 | Peabody Myers Corporation | Sewer and catch basin cleaning system |
| CN103908832A (en) * | 2014-04-18 | 2014-07-09 | 武汉理工大学 | Multi-stage sewage treatment recycling system of suction-type sewer scavenger |
| CN105435638A (en) * | 2016-01-13 | 2016-03-30 | 烟台海德专用汽车有限公司 | Sweeping car with single-cycle filtering system |
| CN106544978A (en) * | 2015-09-18 | 2017-03-29 | 徐工集团工程机械股份有限公司 | A kind of effluent cycle utilizes system and sweeper |
| CN106995243A (en) * | 2016-01-25 | 2017-08-01 | 陕西汽车集团有限责任公司 | The sewage circulation unit of sanitation cart and the sanitation cart |
| CN206613253U (en) * | 2017-04-01 | 2017-11-07 | 合肥禹王膜工程技术有限公司 | Environmental sanitation ground washing vehicle filtration cycle reclamation set |
| CN107754419A (en) * | 2017-11-27 | 2018-03-06 | 河南利源燃气有限公司 | The efficient control system and control method of a kind of disc filter |
| CN107982976A (en) * | 2017-12-29 | 2018-05-04 | 湖北合加环境设备有限公司 | Sweeper effluent cycle system |
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2018
- 2018-08-30 CN CN201811000240.6A patent/CN109252482A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4578198A (en) * | 1983-12-23 | 1986-03-25 | Peabody Myers Corporation | Sewer and catch basin cleaning system |
| CN103908832A (en) * | 2014-04-18 | 2014-07-09 | 武汉理工大学 | Multi-stage sewage treatment recycling system of suction-type sewer scavenger |
| CN106544978A (en) * | 2015-09-18 | 2017-03-29 | 徐工集团工程机械股份有限公司 | A kind of effluent cycle utilizes system and sweeper |
| CN105435638A (en) * | 2016-01-13 | 2016-03-30 | 烟台海德专用汽车有限公司 | Sweeping car with single-cycle filtering system |
| CN106995243A (en) * | 2016-01-25 | 2017-08-01 | 陕西汽车集团有限责任公司 | The sewage circulation unit of sanitation cart and the sanitation cart |
| CN206613253U (en) * | 2017-04-01 | 2017-11-07 | 合肥禹王膜工程技术有限公司 | Environmental sanitation ground washing vehicle filtration cycle reclamation set |
| CN107754419A (en) * | 2017-11-27 | 2018-03-06 | 河南利源燃气有限公司 | The efficient control system and control method of a kind of disc filter |
| CN107982976A (en) * | 2017-12-29 | 2018-05-04 | 湖北合加环境设备有限公司 | Sweeper effluent cycle system |
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Application publication date: 20190122 |
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| RJ01 | Rejection of invention patent application after publication |