CN204841151U - Filter backpurge system - Google Patents

Filter backpurge system Download PDF

Info

Publication number
CN204841151U
CN204841151U CN201520494879.XU CN201520494879U CN204841151U CN 204841151 U CN204841151 U CN 204841151U CN 201520494879 U CN201520494879 U CN 201520494879U CN 204841151 U CN204841151 U CN 204841151U
Authority
CN
China
Prior art keywords
filter
line
main control
valve
control valve
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.)
Expired - Fee Related
Application number
CN201520494879.XU
Other languages
Chinese (zh)
Inventor
张志敏
王勇
张阳
王瑜
刘泽宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inner Mongolia Normal University
Original Assignee
Inner Mongolia Normal University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inner Mongolia Normal University filed Critical Inner Mongolia Normal University
Priority to CN201520494879.XU priority Critical patent/CN204841151U/en
Application granted granted Critical
Publication of CN204841151U publication Critical patent/CN204841151U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a filter backpurge system, it includes water tank, main line, back flush water intake pipe, back flush pipeline, discharge pipeline and partial pressure return line, the one end of main line with the water tank intercommunication. The utility model has the advantages of, through manometer monitoring filter behavior, accessible time carry out the back flush operation to the filter, through comparator control time controller, by the closed of the different valves of time controller control with open, just can automize the back flush to the filter and operate, easy operation, the personnel that need not monitor, anti - washing effect is good, the terminal pressure of exporting rivers of main line through manometer monitoring and partial pressure by pass vavle gate control partial pressure return line's discharge, can be stabilized on the one hand to the normal during operation of filter, prolongs the life of low reaches equipment, and the rivers of on the other hand reposition of redundant personnel flow back in the water tank, can not cause water waste, low in manufacturing cost is honest and clean, easily uses widely.

Description

Filter black washing system
Technical field:
The utility model relates to a kind of backwashing system, particularly a kind of filter black washing system.
Background technology:
Along with the continuous intensification of water resources shortage degree, the grade of domestic water and water for industrial use declines to some extent, and in water, the content of the impurity such as suspension, algae, microorganism constantly raises, and in order to increase water quality, usually uses filter to be fallen by contaminant filter.
When the unidirectional filter of tradition works, solid phase impurity in liquid is filtered element and is trapped in surface, and progressively deposits, after using a period of time, the impurity of deposition can cause plugged filter, when blocking occurs filter, filter element pressure at two ends difference increases, and the efficiency of filtration declines thereupon, filter end pressure does not reach operating pressure, cannot meet instructions for use, now, the filter core that must more renew or disassembled by filter core cleans.But the filter core more renewed or disassembled by filter core cleans, and just needs water equipment to shut down, causes production system to stop production; And in high-frequency disassembly, cleaning process, the sealing ring on strainer cover is easily caused to damage, cause the damage of filter, so just have to change filter, affect normally carrying out of production work like this, the requirement of industrial production continuity can not be met, and cleaning filter renewal cost is raised.Also have some to have the filter of backwashing function, although can reach the object of backwash, cost is higher, does not utilize application.
Utility model content:
The purpose of this utility model is the filter black washing system providing a kind of low cost of manufacture, result of use good, simple to operate.
The utility model is implemented by following technical scheme: filter black washing system, and it comprises water tank, main line, backwash inlet pipeline, counter-flushing pipeline, blowoff line and dividing potential drop return line, and one end of described main line is communicated with described water tank; Described main line is provided with filter, self priming pump, Pressure gauge one and Pressure gauge two successively by one end to the other end connecting described water tank; Described main line between described water tank and described filter is provided with main control valve one, described main line between described filter and described self priming pump is provided with main control valve two, and the described main line between described self priming pump and described Pressure gauge one is provided with main control valve three; The delivery port of described backwash inlet pipeline is communicated with the described main line between described main control valve two to described self priming pump, and the water inlet of described backwash inlet pipeline is communicated with backwash storage tank, and described backwash inlet pipeline is provided with backwashing intake valve; The water inlet of described counter-flushing pipeline is communicated with the described main line between described self priming pump to described main control valve three, the delivery port of described counter-flushing pipeline is communicated with the described main line between described filter to described main control valve two, and described counter-flushing pipeline is provided with recoil valve; The water inlet of described blowoff line is communicated with the described main line between described filter to described main control valve one, and described blowoff line is provided with blowoff valve; The water inlet of described dividing potential drop return line is communicated with the described main line between described Pressure gauge one to described Pressure gauge two, and the delivery port of described dividing potential drop return line is communicated with described water tank, and described dividing potential drop return line is provided with dividing potential drop return valve; Comparator is provided with between described Pressure gauge one and described Pressure gauge two, described comparator is electrically connected with described dividing potential drop return valve, described comparator is provided with time controller, and described time controller is electrically connected with described main control valve one, described main control valve two, described main control valve three, described backwashing intake valve, described recoil valve and described blowoff valve respectively.
Advantage of the present utility model: 1, by Pressure gauge monitoring filter working condition, backwash operation can be carried out to filter in time; 2, the comparator control time controller by connecting between Pressure gauge one and Pressure gauge two, control the closed of different valve by time controller and open, just can carry out automation backwash operation to filter, simple to operate, without the need to monitored by personnel, backwash effect is good; 3, when filter normally works, to be monitored by Pressure gauge and dividing potential drop return valve controls the discharge of dividing potential drop return line, the pressure that main line end exports current can be stablized on the one hand, extend the service life of upstream device, the current of shunting are back in water tank on the other hand, can not cause water resource waste; 4, cheap for manufacturing cost, be easy to promote the use of.
Accompanying drawing illustrates:
Fig. 1 is the utility model overall structure schematic diagram.
Water tank 1, main line 2, backwash inlet pipeline 3, counter-flushing pipeline 4, blowoff line 5, dividing potential drop return line 6, filter 7, self priming pump 8, Pressure gauge 1, Pressure gauge 2 10, main control valve 1, main control valve 2 12, main control valve 3 13, backwash storage tank 14, backwashing intake valve 15, recoil valve 16, blowoff valve 17, dividing potential drop return valve 18, comparator 19, time controller 20.
Detailed description of the invention:
As shown in Figure 1, filter black washing system, it comprises water tank 1, main line 2, backwash inlet pipeline 3, counter-flushing pipeline 4, blowoff line 5 and dividing potential drop return line 6, and one end of main line 2 is communicated with water tank 1; Main line 2 is provided with filter 7, self priming pump 8, Pressure gauge 1 and Pressure gauge 2 10 successively by one end to the other end connecting water tank 1; Main line 2 between water tank 1 and filter 7 is provided with main control valve 1, and the main line 2 between filter 7 and self priming pump 8 is provided with main control valve 2 12, and the main line 2 between self priming pump 8 and Pressure gauge 1 is provided with main control valve 3 13; The delivery port of backwash inlet pipeline 3 is communicated with the main line 2 between main control valve 2 12 to self priming pump 8, and the water inlet of backwash inlet pipeline 3 is communicated with backwash storage tank 14, and backwash inlet pipeline 3 is provided with backwashing intake valve 15; The water inlet of counter-flushing pipeline 4 is communicated with the main line 2 between self priming pump 8 to main control valve 3 13, and the delivery port of counter-flushing pipeline 4 is communicated with the main line 2 between filter 7 to main control valve 2 12, and counter-flushing pipeline 4 is provided with recoil valve 16; The water inlet of blowoff line 5 is communicated with the main line 2 between filter 7 to main control valve 1, and blowoff line 5 is provided with blowoff valve 17; The water inlet of dividing potential drop return line 6 is communicated with the main line 2 between Pressure gauge 19 to Pressure gauge 2 10, and the delivery port of dividing potential drop return line 6 is communicated with water tank 1, and dividing potential drop return line 6 is provided with dividing potential drop return valve 18; Comparator 19 is provided with between Pressure gauge 1 and Pressure gauge 2 10, comparator 19 is for comparative pressure table one 9 and Pressure gauge 2 10 reading, comparator 19 is electrically connected with dividing potential drop return valve 18, comparator 19 controls the aperture of dividing potential drop return valve 18, comparator 19 is provided with time controller 20, the opening and closing of comparator 19 control time controller 20, time controller 20 is electrically connected with main control valve 1, main control valve 2 12, main control valve 3 13, backwashing intake valve 15, recoil valve 16 and blowoff valve 17 respectively.
Job description:
1, when filter 7 normally works, main control valve 1, main control valve 2 12 and main control valve 3 13 is opening, backwashing intake valve 15, recoil valve 16 and blowoff valve 17 is closed condition, start self priming pump 8, water enters main line 2 by water tank 1, water filters through filter 7, and the impurity in water is tackled by filter 7, and filtered water is successively by self priming pump 8, Pressure gauge 1, Pressure gauge 2 10 finally export end feed to water by main line 2, because the water flow pressure now after self priming pump 8 is larger, for ensureing that the pressure of main line 2 end output current is the service pressure with water place, need to adjust water flow pressure, namely when the pressure at Pressure gauge 2 10 place is higher than service pressure, and when between Pressure gauge 1 and Pressure gauge 2 10, pressure differential is higher than comparator 19 setting value, comparator 19 sends start signal to dividing potential drop return valve 18, dividing potential drop return valve 18 is opened, the filtered water of part returns in water tank by dividing potential drop return line 6, so just stabilize the pressure that main line 2 end exports current, extend the service life of upstream device.
2, along with the prolongation of service time, Impurity deposition in water is in filter 7 filter element surface, the filter efficiency of filter 7 declines but still can normally work, now between Pressure gauge 1 and Pressure gauge 2 10 pressure differential gradually lower than comparator 19 setting value, comparator 19 sends aperture to dividing potential drop return valve 18 and reduces signal, dividing potential drop return valve 18 aperture reduces gradually, and filtered water is exported and final arrival water by main line 2 end with rated operating pressure.
3, along with the further prolongation of service time, there is blocking and cannot normally work in filter 7, pressure differential now between Pressure gauge 1 and Pressure gauge 2 10 is less than the 0-5% of Pressure gauge 2 10 registration, need to carry out backwash operation to filter 7, comparator 19 sends shutdown signal to dividing potential drop return valve 18, dividing potential drop return valve 18 cuts out, comparator 19 sends enabling signal to time controller 20, time controller 20 is to main control valve 1, main control valve 2 12 and main control valve 3 13 send shutdown signal, and to backwashing intake valve 15, recoil valve 16 and blowoff valve 17 send start signal, main control valve 1, main control valve 2 12, main control valve 3 13 is closed, backwashing intake valve 15, recoil valve 16, blowoff valve 17 is opened, self priming pump 8 normally works, water flows out into backwash inlet pipeline 3 by backwash storage tank 14, water is flowed out by backwash inlet pipeline 3 and enters in counter-flushing pipeline 4 after self priming pump 8 supercharging on main line 1, current after supercharging enter main line 2 after being flowed out by counter-flushing pipeline 4 again, and backwash is carried out to filter 7, the impurity of filter 7 filter element surface deposition is rinsed by current, and discharge through blowoff line 4 with current, when backwashing time reaches the setting-up time of time controller 10, time controller 20 sends start signal to main control valve 1, main control valve 2 12 and main control valve 3 13, and send shutdown signal to backwashing intake valve 15, recoil valve 16 and blowoff valve 17, main control valve 1, main control valve 2 12, main control valve 3 13 are opened, backwashing intake valve 15, recoil valve 16, blowoff valve 17 are closed, and pipeline recovers normal work.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (1)

1. filter black washing system, is characterized in that, it comprises water tank, main line, backwash inlet pipeline, counter-flushing pipeline, blowoff line and dividing potential drop return line, and one end of described main line is communicated with described water tank; Described main line is provided with filter, self priming pump, Pressure gauge one and Pressure gauge two successively by one end to the other end connecting described water tank; Described main line between described water tank and described filter is provided with main control valve one, described main line between described filter and described self priming pump is provided with main control valve two, and the described main line between described self priming pump and described Pressure gauge one is provided with main control valve three; The delivery port of described backwash inlet pipeline is communicated with the described main line between described main control valve two to described self priming pump, and the water inlet of described backwash inlet pipeline is communicated with backwash storage tank, and described backwash inlet pipeline is provided with backwashing intake valve; The water inlet of described counter-flushing pipeline is communicated with the described main line between described self priming pump to described main control valve three, the delivery port of described counter-flushing pipeline is communicated with the described main line between described filter to described main control valve two, and described counter-flushing pipeline is provided with recoil valve; The water inlet of described blowoff line is communicated with the described main line between described filter to described main control valve one, and described blowoff line is provided with blowoff valve; The water inlet of described dividing potential drop return line is communicated with the described main line between described Pressure gauge one to described Pressure gauge two, and the delivery port of described dividing potential drop return line is communicated with described water tank, and described dividing potential drop return line is provided with dividing potential drop return valve; Comparator is provided with between described Pressure gauge one and described Pressure gauge two, described comparator is electrically connected with described dividing potential drop return valve, described comparator is provided with time controller, and described time controller is electrically connected with described main control valve one, described main control valve two, described main control valve three, described backwashing intake valve, described recoil valve and described blowoff valve respectively.
CN201520494879.XU 2015-07-10 2015-07-10 Filter backpurge system Expired - Fee Related CN204841151U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520494879.XU CN204841151U (en) 2015-07-10 2015-07-10 Filter backpurge system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520494879.XU CN204841151U (en) 2015-07-10 2015-07-10 Filter backpurge system

Publications (1)

Publication Number Publication Date
CN204841151U true CN204841151U (en) 2015-12-09

Family

ID=54731749

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520494879.XU Expired - Fee Related CN204841151U (en) 2015-07-10 2015-07-10 Filter backpurge system

Country Status (1)

Country Link
CN (1) CN204841151U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422493A (en) * 2016-10-26 2017-02-22 广东高而美制冷设备有限公司 Intelligent sewage system and sewage method
CN107789985A (en) * 2016-08-30 2018-03-13 高瓴环境科技有限公司 One kind does not shut down suction and the dual-purpose pipe-line system of backwash
CN109126261A (en) * 2018-07-19 2019-01-04 广东好桦家家居科技有限公司 A kind of drinking water water flow volume statistic system and its control method with Water-quality control
CN110657349A (en) * 2019-10-08 2020-01-07 山东黄金矿业科技有限公司充填工程实验室分公司 Mine tailing paste slurry ring pipe test system and system operation method
CN111166157A (en) * 2018-11-13 2020-05-19 宁波方太厨具有限公司 Steam box and cleaning method thereof

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107789985A (en) * 2016-08-30 2018-03-13 高瓴环境科技有限公司 One kind does not shut down suction and the dual-purpose pipe-line system of backwash
CN106422493A (en) * 2016-10-26 2017-02-22 广东高而美制冷设备有限公司 Intelligent sewage system and sewage method
CN106422493B (en) * 2016-10-26 2018-11-06 广东高而美制冷设备有限公司 A kind of intellectual blowing system and method for discharging pollution
CN109126261A (en) * 2018-07-19 2019-01-04 广东好桦家家居科技有限公司 A kind of drinking water water flow volume statistic system and its control method with Water-quality control
CN109126261B (en) * 2018-07-19 2021-03-12 广东好桦家家居科技有限公司 Drinking water flow rate statistical system with water quality control function and control method thereof
CN111166157A (en) * 2018-11-13 2020-05-19 宁波方太厨具有限公司 Steam box and cleaning method thereof
CN111166157B (en) * 2018-11-13 2022-04-15 宁波方太厨具有限公司 Steam box and cleaning method thereof
CN110657349A (en) * 2019-10-08 2020-01-07 山东黄金矿业科技有限公司充填工程实验室分公司 Mine tailing paste slurry ring pipe test system and system operation method

Similar Documents

Publication Publication Date Title
CN204841151U (en) Filter backpurge system
KR101589040B1 (en) Pump system and its controling method for cleaning strainer
CN203525425U (en) Automatic lamination filtering system
CN203090598U (en) Filter device
CN203944189U (en) A kind of large flow self-cleaning filter
CN203394892U (en) Pump self-washing sucker device
CN202506198U (en) Oilfield water injection back-flushing type filtration dirt separator
CN203736947U (en) Integral cartridge type healthy water device
CN103446791A (en) Integral cartridge healthy-water device
CN202860254U (en) Demounting-free and washing-free filtering device for liquid supply pipeline system
CN2431965Y (en) Backwashing filtering drip irrigation device
CN201760159U (en) Backwash filter
CN205340319U (en) Online pipe -line filter
CN203634936U (en) Y-shaped filter capable of replacing different drainage plugs
CN204601755U (en) A kind of full-automatic heavy metal collection system
CN201205561Y (en) Oil-filtering member for hydraulic oil supply pipeline cleaning pump station
CN203990071U (en) Remove the device of hair in mud
CN204034414U (en) A kind of medium filter device
CN103629972A (en) On-line self-cleaning heat exchange enhancement sewage source heat pump system
CN204004770U (en) Flexible filter
CN203750281U (en) Backwashing and filtering system
CN206447609U (en) Super-filtration purifying machine with pre-washing function
CN209662884U (en) A kind of water-saving efficient dust-laden exhaust gas processing system
CN202951335U (en) Hand brush type filter
CN212864407U (en) EDI pipeline system for preventing EDI module from being burnt out due to water shortage

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151209

Termination date: 20170710