CN204841151U - Filter backpurge system - Google Patents
Filter backpurge system Download PDFInfo
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- 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
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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
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.
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 |
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| Publication Number | Publication Date |
|---|---|
| CN204841151U true CN204841151U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520494879.XU Expired - Fee Related CN204841151U (en) | 2015-07-10 | 2015-07-10 | Filter backpurge system |
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Cited By (7)
| 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 |
| CN108414477A (en) * | 2018-01-12 | 2018-08-17 | 山东省科学院海洋仪器仪表研究所 | Seawater chlorophyll a, phycocyanin and phycoerythrin parameter measuring apparatus and method |
| CN108479163A (en) * | 2018-06-14 | 2018-09-04 | 湖北文理学院 | A kind of viscose filtration pipeline structure, system, viscose filtration method and its application |
| 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 |
-
2015
- 2015-07-10 CN CN201520494879.XU patent/CN204841151U/en not_active Expired - Fee Related
Cited By (11)
| 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 |
| CN108414477A (en) * | 2018-01-12 | 2018-08-17 | 山东省科学院海洋仪器仪表研究所 | Seawater chlorophyll a, phycocyanin and phycoerythrin parameter measuring apparatus and method |
| CN108479163A (en) * | 2018-06-14 | 2018-09-04 | 湖北文理学院 | A kind of viscose filtration pipeline structure, system, viscose filtration method and its application |
| CN108479163B (en) * | 2018-06-14 | 2023-08-25 | 湖北文理学院 | Viscose filtering pipeline structure, system, viscose filtering method and application thereof |
| 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 |
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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 |