CN101143303B - Household full-automatic double film self-flushing water-purifying device - Google Patents

Household full-automatic double film self-flushing water-purifying device Download PDF

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Publication number
CN101143303B
CN101143303B CN2007100698117A CN200710069811A CN101143303B CN 101143303 B CN101143303 B CN 101143303B CN 2007100698117 A CN2007100698117 A CN 2007100698117A CN 200710069811 A CN200710069811 A CN 200710069811A CN 101143303 B CN101143303 B CN 101143303B
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Prior art keywords
filter
magnetic valve
water
water inlet
control
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Expired - Fee Related
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CN2007100698117A
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CN101143303A (en
Inventor
宋德华
陈恩华
方雪勇
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Zhejiang Qinyuan Water Treatment Technology Co Ltd
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Abstract

The invention discloses a household fully automatic double-membrane self-washing water purification device, which consists of a filter, a solenoid valve, a pressure switch, a control system and a water pipe. The invention is characterized in that the filer is divided into a first filter and a second filter. The raw water inlet end is connected with a third solenoid valve and a fourth solenoid valve through a pipe. The purified water outlet end is connected with the outlets of the first filter and the second filter through a pipe. The water intake of the first filter is connected with a first solenoid valve and the third solenoid valve through a pipe. The water intake of the second filter is connected with the second solenoid valve and the fourth solenoid valve through a pipe. One end of a backflushing waste water discharge port is connects with a water intake of a closet water tank. The other end of the backflushing waste water discharge port is connected with the first solenoid valve and the second solenoid valve through the pressure switch. The first, second, third, fourth solenoid valve and the pressure switch are controlled by the control system.

Description

A kind of household full-automatic double film self-flushing water-purifying device
Technical field
The present invention relates to water purifier, particularly a kind of household full-automatic double film self-flushing water-purifying device.
Background technology
At present, the film filter of known household water purifier is disposable use mostly, can not self-cleaning.Or the mode of the film filter band that has flushing, but whether truly backwash.Have again, use the backwashing manner of banked direction control valves, owing to be the monofilm operation, so promptly be the positive backwash that has realized film, the pollution that the water purification end also can be subjected to not purifying waste water.Backwashing water is inconvenient to recycle, and causes the waste of water resource.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, provide a kind of simple in structure, dependable performance is insured a like-new appearance indefinitely, and is easy to use, the household full-automatic double film self-flushing water-purifying device of waste water recycling.
The present invention solves the problems of the technologies described above the technical scheme that is adopted:
A kind of household full-automatic double film self-flushing water-purifying device, comprise filter, magnetic valve, pressure switch, control system and waterpipe, it is characterized in that: described filter is divided into first filter and second filter, the original water inlet end is connected with the 4th magnetic valve with the 3rd magnetic valve respectively by pipeline, the delivery port of the delivery port of first filter and second filter is connected to the pure water inlet end by pipeline, the water inlet of first filter is connected with the 3rd magnetic valve with first magnetic valve respectively by pipeline, the water inlet of second filter is connected with the 4th magnetic valve with second magnetic valve respectively by pipeline, one end Connection Block tank for excrement pan water inlet of backwashing wastewater floss hole, the other end of backwashing wastewater floss hole is connected first magnetic valve with first magnetic valve respectively by pressure switch with second magnetic valve, second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve and pressure switch are controlled by control system.
The technical scheme that the present invention can also adopt is:
Described filter is the sintered membrane filter, and it comprises housing, connects lid in the upper end of housing, and water inlet and delivery port are arranged on the lid, is provided with filter membrane in the housing, is provided with composite filter element in the filter membrane, and the water inlet pipe of described composite filter element connects water inlet.
Described filter is the hollow fiber ultrafiltration membrane filter, it comprises housing, connects lid in the upper end of housing, and water inlet and delivery port are arranged on the lid, be provided with composite filter element and hollow fiber ultrafiltration membrane in the housing, the water side of described hollow fiber ultrafiltration membrane connects the central tube of composite filter element.
Described control system is to adopt the following course of work to control first magnetic valve, second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve and pressure switch:
When using water purification, the 3rd magnetic valve, the 4th magnetic valve are in normally open, and first magnetic valve, second magnetic valve are in normally off, and control system is in holding state, former water comes together in the pure water inlet end respectively for using by filter more respectively by the 3rd magnetic valve, the 4th magnetic valve;
When using toilet, pressure switch step-down, its contacting, control circuit makes the 4th closed electromagnetic valve, and second magnetic valve is opened, and the stream of cleaned water of first filter is to second filter, second filter is carried out backwash, the waste water of its backwash is to the moisturizing of toilet water tank, and after the water tank benefit was full, pressure switch pressure rose, its contact disconnects, control system is opened the 4th magnetic valve, and second closed electromagnetic valve is finished backwash process;
When using toilet again, the control circuit counter-rotating makes the 3rd closed electromagnetic valve, and first magnetic valve is opened, and by second filter first filter is carried out backwash, so periodic duty.
Because the present invention has taked above-mentioned technical measures, it compared with prior art has following advantage:
1, adopt simple structure to solve filter membrane and clean inconvenience, easily stop up, or it is frequent to change film, use problems such as inconvenience, make filter film realize backwash truly, the life-span of film improves greatly;
2, solved the problem that waste water can not utilize preferably, flushing waste water is connected with the toilet water tank, and waste water is fully used, and can make water purifier be promoted well in family, popularize and use;
3, the water after the purification can not polluted by former water.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 A is an embodiment of the invention sintered membrane structure of filter schematic diagram;
Fig. 2 B is an embodiment of the invention hollow fiber ultrafiltration membrane structure of filter schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
With reference to Fig. 1, the present invention includes filter, magnetic valve, pressure switch YK, control system 7 and waterpipe 2.Filter has two, is film filter, promptly two films.Two filters are respectively first filter 10 and second filter 4.Original water inlet end 1 is connected with the 4th magnetic valve DF4 with the 3rd magnetic valve DF3 respectively by pipeline 2.The delivery port 11 of first filter 10 and the delivery port of second filter 43 arrive pure water inlet end 1 by pipeline 2 tandems.The water inlet 12 of first filter 10 is connected with the 3rd magnetic valve DF3 with the first magnetic valve DF1 respectively by pipeline 2.The water inlet 5 of second filter 4 is connected with the 4th magnetic valve DF4 with the second magnetic valve DF2 respectively by pipeline 2.One end Connection Block tank for excrement pan, 6 water inlets of backwashing wastewater floss hole 8, the other end of backwashing wastewater floss hole 6 is connected with the second magnetic valve DF2 with the first magnetic valve DF1 respectively by pressure switch YK.
With reference to Fig. 2 A, described filter can be the sintered membrane filter, it comprises housing 14, upper end at housing 14 connects lid 13, water inlet 19 and delivery port 20 are arranged on the lid 13, be provided with filter membrane 15 in the housing 14, be provided with composite filter element 16a in the filter membrane 15, the water inlet pipe 23 of described composite filter element 16a connects water inlet 19, and described filter membrane 15 is made up of two films or multimembrane.The flow direction of former water is with reference to the current arrow of Fig. 1 middle filtrator, former water is from the flow through water inlet pipe 23 of composite filter element 16a of water inlet 19, flow to composite filter element 16a, pass through the outlet of composite filter element 16a again, flow to filter membrane 15 outer walls, through the filtration of filter membrane 15,, handle to realize former water purification from flowing to the filter delivery port 20 on the lid 13 between filter membrane 15 inwalls and the composite filter element 16a outer wall.During backwash, the flow direction of water is just opposite when purifying, the water purification that provides by another filter, switch by magnetic valve, flow between filter membrane 15 inwalls and the composite filter element 16a outer wall, under pressure from the water purification delivery port 20 of the filter of wanting backwash, water purification flows to filter membrane 15 outer walls, compile from composite filter element 16a delivery port 24 again and enter composite filter element 16a, the water inlet 19 that flows to filter from water inlet pipe 23 is discharged again, finishes backwash process.
With reference to Fig. 2 B, described filter also can be the hollow fiber ultrafiltration membrane filter, it comprises housing 14, upper end at housing 14 connects lid 13, water inlet 19 and delivery port 20 are arranged on the lid 13, be provided with composite filter element 16b and hollow fiber ultrafiltration membrane 18 in the housing 14, described hollow fiber ultrafiltration membrane 18 is made up of the doughnut of a lot of roots.The water side 22 of hollow fiber ultrafiltration membrane 18 connects composite filter element water inlet end 21.The flow direction of former water is with reference to the current arrow among Fig. 2 B, former water is from the water inlet 19 composite filter element 16b that flows through, pass through the outlet of composite filter element 16b again, flow to hollow fiber ultrafiltration membrane water inlet end 25, enter the central tube 21 of composite filter element 16b again from the water side 22 of hollow fiber ultrafiltration membrane 18, flow to the filter delivery port 20 on the lid 13, handle to realize former water purification.During backwash, the flow direction of water is just opposite when purifying, the water purification that provides by another filter, switch by magnetic valve, from the water purification delivery port 20 of the filter of wanting backwash flow through hollow fiber ultrafiltration membrane 18, composite filter element 16b, discharge from the water inlet 19 of filter, finish backwash process.
The work of the first magnetic valve DF1, the second magnetic valve DF2, the 3rd magnetic valve DF3, the 4th magnetic valve DF4 and pressure switch YK is by control system 7 controls.Control system 7 is to adopt the following course of work to control the first magnetic valve DF1, the second magnetic valve DF2, the 3rd magnetic valve DF3, the 4th magnetic valve DF4 and pressure switch YK:
When using water purification, the 3rd magnetic valve DF3, the 4th magnetic valve DF4 are in normally open, the first magnetic valve DF1, the second magnetic valve DF2 are in normally off, control system 7 is in holding state, former water, be that running water passes through the 3rd magnetic valve DF3, the 4th magnetic valve DF4 respectively, come together in pure water inlet end 1 respectively for using by filter again;
When using toilet, pressure switch YK step-down, its contacting, control system is closed the 4th magnetic valve DF4, and the second magnetic valve DF2 opens, and the stream of cleaned water of first filter 10 is to second filter 4, second filter 4 is carried out backwash, the waste water of its backwash is to 6 moisturizings of toilet water tank, and after water tank 6 benefits were full, pressure switch YK pressure rose, its contact disconnects, control system 7 is opened the 4th magnetic valve DF4, and the second magnetic valve DF2 closes, and finishes backwash process;
When using toilet again, control system 7 counter-rotatings are closed the 3rd magnetic valve DF3, and the first magnetic valve DF1 opens, and carries out backwash by 4 pairs first filters of second filter 10, so periodic duty.The flushing frequency also can be forced flushing by control system 7 by the access times decision of toilet.
The present invention also can adopt the multimembrane filter method of operation, is promptly washed mutually by a plurality of film filters, and principle is identical with the bimodulus mode.

Claims (4)

1. household full-automatic double film self-flushing water-purifying device, comprise filter, magnetic valve, pressure switch (YK), control system (7) and pipeline (2), it is characterized in that: described filter is divided into first filter (10) and second filter (4), original water inlet end (9) is connected with the 4th magnetic valve (DF4) with the 3rd magnetic valve (DF3) respectively by pipeline (2), the first filter delivery port (11) and the second filter delivery port (3) are connected to pure water inlet end (1) by pipeline (2), the first filter water inlet (12) is connected with the 3rd magnetic valve (DF3) with first magnetic valve (DF1) respectively by pipeline (2), the second filter water inlet (5) is connected with the 4th magnetic valve (DF4) with second magnetic valve (DF2) respectively by pipeline (2), one end Connection Block tank for excrement pan (6) water inlet of backwashing wastewater floss hole (8), the other end of backwashing wastewater floss hole (8) is connected first magnetic valve (DF1) with first magnetic valve (DF1) respectively by pressure switch (YK) with second magnetic valve (DF2), second magnetic valve (DF2), the 3rd magnetic valve (DF3), the 4th magnetic valve (DF4) and pressure switch (YK) are controlled by control system (7).
2. household full-automatic double film self-flushing water-purifying device according to claim 1, it is characterized in that: described filter is the sintered membrane filter, it comprises housing (14), upper end at housing (14) connects lid (13), water inlet (19) and delivery port (20) are arranged on the lid (13), be provided with filter membrane (15) in the housing (14), be provided with composite filter element (16a) in the filter membrane (15), the water inlet pipe (23) of described composite filter element (16a) connects water inlet (19).
3. household full-automatic double film self-flushing water-purifying device according to claim 1, it is characterized in that: described filter is the hollow fiber ultrafiltration membrane filter, it comprises housing (14), upper end at housing (14) connects lid (13), water inlet (19) and delivery port (20) are arranged on the lid (13), be provided with composite filter element (16b) and hollow fiber ultrafiltration membrane (18) in the housing (14), the water side (22) of described hollow fiber ultrafiltration membrane (18) connects the central tube (21) of composite filter element (16b).
4. household full-automatic double film self-flushing water-purifying device according to claim 1 is characterized in that:
Described control system (7) is to adopt the following course of work to control first magnetic valve (DF1), second magnetic valve (DF2), the 3rd magnetic valve (DF3), the 4th magnetic valve (DF4) and pressure switch (YK):
When using water purification, the 3rd magnetic valve (DF3) and the 4th magnetic valve (DF4) are in normally open, first magnetic valve (DF1) and second magnetic valve (DF2) are in normally off, control system (7) is in holding state, former water comes together in pure water inlet end (1) respectively for using by filter more respectively by the 3rd magnetic valve (DF3), the 4th magnetic valve (DF4);
When using toilet, pressure switch (YK) step-down, its contacting, control system (7) is closed the 4th magnetic valve (DF4), second magnetic valve (DF2) is opened, the stream of cleaned water of first filter (10) is to second filter (4), second filter (4) is carried out backwash, the waste water of its backwash is to toilet water tank (6) moisturizing, and after water tank (6) benefit was full, pressure switch (YK) pressure rose, its contact disconnects, control system (7) is opened the 4th magnetic valve (DF4), and second magnetic valve (DF2) cuts out, and finishes backwash process;
When using toilet again, control system (7) counter-rotating is closed the 3rd magnetic valve (DF3), and first magnetic valve (DF1) is opened, and by second filter (4) first filter (10) is carried out backwash, so periodic duty.
CN2007100698117A 2007-06-29 2007-06-29 Household full-automatic double film self-flushing water-purifying device Expired - Fee Related CN101143303B (en)

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CN101143303B true CN101143303B (en) 2010-09-08

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102786168B (en) * 2012-07-30 2013-09-25 浙江沁园水处理科技有限公司 Quality-based water supply ultrafilter with brominated resin sterilization
CN104358894B (en) * 2014-10-08 2017-08-04 宁波龙巍环境科技有限公司 From flushing water purifier solenoid directional control valve
CN104402133B (en) * 2014-10-08 2016-07-06 宁波龙巍环境科技有限公司 Integration self-cleaning is without discharge water purifier
CN104386781A (en) * 2014-10-24 2015-03-04 苏州富奇诺水治理设备有限公司 Method for filtering water by utilizing filter with double-membrane assembly
CN104358895A (en) * 2014-11-22 2015-02-18 宁波龙巍环境科技有限公司 Electromagnetic three-path four-way valve for zero-discharge water purifier
CN104609614B (en) * 2015-02-06 2017-04-19 艾欧史密斯(南京)水处理产品有限公司 purification component and water purifier
CN206751549U (en) * 2017-05-27 2017-12-15 佛山市云米电器科技有限公司 Filter core improved structure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2283651Y (en) * 1996-12-25 1998-06-10 蔡永成 Water purifier
CN2475731Y (en) * 2001-03-28 2002-02-06 皮耀球 Water purifier
CN2498154Y (en) * 2001-09-10 2002-07-03 王锦林 Multifunctional household water purifier
CN201055753Y (en) * 2007-06-29 2008-05-07 浙江沁园水处理科技股份有限公司 Household full-automatic double-film self-flushing purifier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2283651Y (en) * 1996-12-25 1998-06-10 蔡永成 Water purifier
CN2475731Y (en) * 2001-03-28 2002-02-06 皮耀球 Water purifier
CN2498154Y (en) * 2001-09-10 2002-07-03 王锦林 Multifunctional household water purifier
CN201055753Y (en) * 2007-06-29 2008-05-07 浙江沁园水处理科技股份有限公司 Household full-automatic double-film self-flushing purifier

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Owner name: ZHEJIANG QINYUAN WATER PURIFIER SCIENCE AND TECHNO

Free format text: FORMER NAME: ZHEJIANG QINYUAN WATER TREATMENT TECHNOLOGY CO., LTD.

CP03 Change of name, title or address

Address after: A piece of Qiaotou town Shanglin lake village 315317 Zhejiang city of Cixi province Zhejiang Qinyuan Water Treatment Technology Co., Ltd.

Patentee after: Zhejiang Qinyuan Water Purifier S.T. Co., Ltd.

Address before: Polytron Technologies Inc Zhejiang Qinyuan water treatment Industrial Development Zone in Zhejiang province Cixi City Qiaotou town 315317

Patentee before: Zhejiang Qinyuan Water Treatment Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100908

Termination date: 20200629