CN101629427B - Automatic mixed drainage recycling and purifying system - Google Patents
Automatic mixed drainage recycling and purifying system Download PDFInfo
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- CN101629427B CN101629427B CN2008101810265A CN200810181026A CN101629427B CN 101629427 B CN101629427 B CN 101629427B CN 2008101810265 A CN2008101810265 A CN 2008101810265A CN 200810181026 A CN200810181026 A CN 200810181026A CN 101629427 B CN101629427 B CN 101629427B
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Abstract
The invention provides an automatic device for toilet flushing, mop washing, fire fighting, warm supplying in water, greening and irrigating after washing used water is recycled and treated. The device separates drain pipes for toilet flushing water from drain pipes for washing used water, and separates tap water supply pipes from treated normal water supply pipes. Except the toilet flushing water, mixed drain which is subjected to washing is collected to a water collecting tower 3 of the device; after water which is settled from a water injection pipe 4 into a settling tank 26 reaches a certain water level, water is quickly drained to a guide slot I 9-24, switch linked systems from 9-2 to 9-6, a sowing linked system and vibration systems from 9-8 to 9-30 through an automatic flushing water tank 7 and a syphon tube 8, and is mixed with purifying solution and solvent; the water is conveyed to a water purifying tank 32 through a water injection pipe 28, and is mixed with normal water ina normal water storage tank 10 which is communicated with the water purifying tank 32; a floating ball linkage switching system arranged in the normal water storage tank 10 comprises 14, 15, 41, 42 and 43 to supply water in case normal water cannot be supplied sufficiently.
Description
Technical field the invention belongs to using water wisely and water resource technical field
The general high-rise low story dwelling housing-group of background technology, office premises, machine-operated office building and large-scale restaurant, hotel, the large-scale tall buildings that personnel concentrate, water supply volume is big.Water has the following aspects at ordinary times: living water use, office water, heat supply in winter water, water for fire etc.Wherein water for cleaning comprise wash one's hands, wash one's face, have a bath, washed, clean mop and water etc. is scrubbed in the dining room, this kind water is the assorted draining of high-quality.If the assorted draining of these high-qualitys is recycled, become available in water, be used to flush the toilet, clean the pouring of mop, heat supply in winter and green land etc., can save a large amount of tap water.The present invention is exactly with this part water recycling, reaches the purpose of utilizing again, disposable input, i.e. and water saving economizes expense again, is the good thing of permanent income to society and unit.
Summary of the invention the present invention be with the assorted drainage pipe of general high-quality with independently separate separately towards the side sewerage system.The tap water supply line separates with middle water water supply piping system is also independent separately.Be former motionless, an independently assorted drainage pipe of high-quality be installed in addition, the assorted drainage collection of high-quality is aggregated into the cistern system of this invention towards the side gutter, through obtain behind this system purification recycling in water.Former tap water feedwater piping is motionless, middle water is supplied with each by an independent water system use towards side, mop sink, heat supply in winter boiler and greening irrigation user.Shang Shui, the following original pipeline of water remain unchanged, and only need in position cut intermediate water pipeline and collect assorted drainage pipe.
In order to achieve the above object, apparatus of the present invention are shown in accompanying drawing 1 and 2, wherein 3 are the assorted drainage collection water tower of high-quality, 7 is the auto-flushing water tank, and 26 are the precipitation water tank, and 9-6 is the purified solution case, 9-15 is for purifying the Ji hopper, 32 is cleaned water tank, and 10 is middle water storage tank, and 47 is the standby moisturizing pipeline of running water pipe.Their function, structure and features separately, the mutual alignment is as follows with relation: the funnel-form on the precipitation water tank 26 is collected water tower 3, apical position is provided with the detachable screen pack 2 that several width of mesh differ, mainly act as the impurity that filters big particle diameter in the assorted draining, water injection pipe 4 will just be filtered the assorted draining in back and inject precipitation water tank 26, water injection pipe 4 has the flat buffer board 22 of diagonal brace down, and it act as and prevents to have agitated when assorted draining from injecting precipitation water tank 26 bottom precipitation things.Precipitation water tank 26 bottom design have a plurality of thes bottom of a pan shape to deposit the bucket 21,27 etc. that forms sediment, and are distributed in the bottom of precipitation water tank 26, act as the sediment of collecting in the assorted draining.Each design of one side of precipitation water tank 26 and cleaned water tank 32 has spy- hole 24,33, and the clear tubular spy-hole outside of stretching into box house is separately installed with magnet 23, and the magnet lower end is fixed with annular hairbrush 25 and is used to remove the sediment that is attached on the spy-hole.The method of cleaning spy- hole 24,33 is another piece band to be stretched into magnet to drag back and forth in the spy-hole with this magnet 23 and annular hairbrush 25 that draws the spy-hole outside move, and is attached to spy- hole 24,33 outer sedimentary purposes thereby reach to remove.So just can learn sedimentary amount in the settling tank 26.Need to judge whether removing to deposit sediment in the bucket that forms sediment with this.When removing if desired, open and deposit the bucket 21 quick joint doors 18 that are connected that form sediment, can discharge and deposit the interior sediment of bucket that forms sediment, in like manner, the sediment that all can be deposited in the bucket that forms sediment is discharged one by one.What be positioned at settling tank 26 top right side is the integral type auto-flushing water tank 7 that links to each other with settling tank, and when the water level of auto-flushing water tank 7 covers syphon 8 tops, the assorted draining in the auto-flushing water tank 7 will enter in the water storage flume 9-1 automatically; When its middle water level was lower than the suction horn mouth of syphon 8, the auto-flushing water tank stopped draining to auto-flushing water tank 7 in drainage procedure.
When water water level among the water storage flume 9-1 goes up, will hold up ball float 9-2 and then promote the ball float linkage, open switch plunger 9-3, the purified solution among the purified solution case 9-6 enters water storage flume 9-1 by draining pipe at this moment; When the auto-flushing water tank stops draining, when water storage flume 9-1 middle water level descended, ball float 9-2 drove linkage and descends simultaneously, closes switch plunger 9-3, stops to inject purified solution.
When having current to pass through among the guiding gutter I9-24, promote turbine 9-23 and rotate, and then the driving gear 9-25 of drive and the concentric binding of turbine 9-23, driving gear 9-25 drive driven gear 9-32, the drawing-inroller 9-28 feeding of driven gear 9-32 drive and its concentric binding.Drawing-inroller 9-28 outer rim is distributed with spill scraper hole 9-33.The operating principle of drawing-inroller 9-28 is: along with drawing-inroller 9-28 rotation, scrape during its outer rim spill scraper hole 9-33 process cleanser hopper 9-15 and get an amount of cleanser, 9-33 outer unnecessary cleanser in scraper hole is brushed back cleanser hopper 9-15 by hairbrush pad 9-12; Along with the rotation of drawing-inroller 9-28, the driving lever 9-29 that is fixed in the drawing-inroller 9-28 external world stirs and knocks hammer I9-31 and knock the drawing-inroller inwall, makes may viscous break away from scraper hole 9-33 smoothly in the cleanser of scraper hole inwall; Simultaneously, stir in the driving lever 9-13 of drawing-inroller one side by vertical fixing and to knock hammer II9-14 percussion vibration plate 9-18, vibrating plate 9-18 interlock is positioned at the vibration rope 9-10 of cleanser hopper 9-15 and 9-11 vibration, and purpose is to prevent that the built on stilts or viscous of solid-state cleanser in the cleanser hopper 9-15 is in cleanser hopper 9-15 inwall.Drawing-inroller 9-28 feeding amount can be regulated by regulating driving gear 9-25 and the size of driven gear 9-32 or the distributed quantity of scraper hole 9-33 in advance.
Guiding gutter II9-26 bottom is provided with turbulent grid 9-22, and its effect is that current and solid-state cleanser are mixed.Suspention has agitator arm 9-21 on water injection pipe 28 tops, and rotation automatically further mixes current and solid-state cleanser under the impact of current, is transported to buffer board 31 upper ends by water injection pipe 28 again, enters cleaned water tank 32 after buffering.Cleaned water tank 32 is provided with spy-hole 33 equally, and its effect and working method are identical with the spy-hole 24 of precipitation water tank 26.Cleaned water tank 31 bottoms also are provided with deposits the bucket 29,35 that forms sediment, and when the sediment in the needs eliminating precipitation bucket 29,35, will save door 30,34 fast and open, and can discharge sediment in the precipitation bucket 29,35.
Along with the water level in the cleaned water tank 32 goes up, the middle water that covers median septum 36 will enter in the middle water storage tank 10.Middle water storage tank 10 is to be used for saving the middle water that the user uses at any time, and its volume maximum is supplied with users by delivery port 44.For preventing that in case the excessive or middle water storage tank 10 of water supply volume needs maintenance to be unable to supply middle water at short notice, the ad hoc ball float coordinated type switching system of having counted is made up of ball float 42, pallet floating ball rod 41, pallet 43, lever 14, open-close on-off 15 and electromagnetic valve 46.When the water levels in the central water storage tank 10 exceeded ball float, open-close on-off 15 was opened, and electromagnetic valve 46 cuts out the water supply of running water pipe 47, water storage tank 10 normal water supplies in this moment; When the water levels in the central water storage tank 10 were lower than ball float, electromagnetic valve 46 was opened running water pipe 47, and water storage tank 10 supplies water in stopping.Water was supplied with by running water pipe 47 temporarily during the user was required.Be provided with overfall 11 on middle water storage tank 10 peak levels, with bleed off pipe 40 straight-through discharge pipes 39, too small to prevent because of water demand in some reason, water level is too high in the middle water storage tank 10 can't drain, and influence is used.
Description of drawings Fig. 1 is the overall assembling drawing of automatic mixed drainage recycling and purifying system, mainly is made of three parts, is respectively the precipitation part, purifies part and middle water water storage part.1～8 and 16～27 constitute the precipitation part among Fig. 1, and 9 and 28～35 constitute the purification part, water water storage part in 10～15 and 36～47 formations.Among Fig. 1: 1. the assorted draining main drain of high-quality, 2. screen pack is 3. collected water tower, 4. water injection pipe, 5. screen pack carriage, 6. air vent, 7. auto-flushing water tank, 8. syphon, 10. middle water storage tank, 11. overfalls, 12. air vents, 13. inspection eyes, 14. lever, 15. open-close on-off, 16. discharge pipes, 17. discharge pipes, 18. save door, 19. water tank walls, 20. stones pier or support fast, 21. deposit the bucket that forms sediment, 22. buffer boards, 23. magnet, 24. spy-hole, 25. ring-type hairbrush, 26. precipitation water tanks, 27. deposit the bucket that forms sediment, 28. water injection pipes, 29. deposit the bucket that forms sediment, 30. discharge pipe and quick joint door, 31. buffer boards, 32. cleaned water tanks, 33. spy-hole, 34. discharge pipes and quick joint door, 35. deposit the bucket that forms sediment, 36. median septum, 37. discharge pipes and quick joint door, 38. water tank pedestals, 39. discharge pipe, 40. bleed off pipes, 41. pallet connecting rods, 42. ball float, 43. pallets, 44. storage tank delivery ports, 45. middle water feed pipe, 46. electromagnetic valves, 47. running water pipes.
Fig. 2 is that 9 details is described figure among Fig. 1.In Fig. 2: 9-1. water storage flume, 9-2. ball float, 9-3. switch plunger, 9-4. delta-ring, 9-5. spring, 9-6. purified solution case, 9-7. the conveying pipeline control valve, 9-8. feed pipe, 9-9. purifying solvent bucket wall, 9-10. the vibration rope, 9-11. vibrates rope, 9-12. hairbrush pad, 9-13. poke rod, 9-14. knock hammer 2,9-15. cleanser hopper, 9-16. fixed point, 9-17. spring, 9-18. vibrating plate, 9-19. fixed axis, 9-20. gangbar, 9-21. impeller, 9-22. turbulent grid, 9-23. turbine, 9-24. guiding gutter I, 9-25. driving gear, 9-26. guiding gutter II, 9-27. central axis, 9-28. drawing-inroller, 9-29. poke rod, 9-30. spring, 9-31. knock hammer I, 9-32. driven gear, 9-33. scraper hole.
The specific embodiment as shown in drawings, water tank is arranged from right by a left side successively, is respectively precipitation water tank 26, cleaned water tank 32, middle water storage tank 10, will drain into next water tank as long as water arrives predetermined water level, is dynamic random pulse operation state.The volume of each casing can design by the amount and the arrangement place of the assorted draining of the available high-quality of reality; As two 8 floor office building and postgraduate's dormitory building, building area is 50,000 m
2, about 1000 staff, about 500 people of boarder, storage tank can be designed to 50 cubic metres; 80m
2The room can like a cork complete equipment be located in wherein.
Casing and case inner structure parts adopt stainless steel or glass-reinforced plastic material and plastic material or brick mix structure.The 9-1 of system is sowed in switch gearing system and interlock---and 9-33 and ball float are the random pulses formulas because of coming water, and come water will promote turbine 9-23 rotation, overflow in order to prevent current, and the cell wall of guiding gutter I9-24 and guiding gutter II9-26 is high slightly.
Claims (6)
1. an automatic mixed drainage recycling and purifying system is characterized in that the assorted draining of the high-quality after scrubbing is independently reclaimed, and middle water feedwater separates with the tap water water supply system, and the assorted draining of the high-quality after scrubbing enters by the assorted draining main drain (1) of high-quality and collects water tower (3); The screen pack carriage (5) that has several screen pack (2) and several and collection water tower (3) inwall to fix below collection water tower (3) loam cake, the bottom that precipitation water tank (26) is inserted in the lower end of the water injection pipe (4) that the reducing place is connected bottom collecting water tower (3) is provided with the buffer board (22) that flat declivity is propped up under water injection pipe (4); Spy-hole (24) outer wall that probes in the precipitation water tank (26) is bundling magnet (23) and ring-type hairbrush (25); The end of auto-flushing water tank (7) and the top UNICOM of precipitating water tank (26); Precipitation water tank (26) is a closed tank, be to deposit bucket (21) (27) of forming sediment by a plurality of up big and down small thes bottom of a pan shape to connect to form at the bottom of the case, between outlet opening that depositing bucket (21) (27) of forming sediment and the discharge pipe (17) joint door (18) fast is installed, depositing forms sediment struggles against and the stone pier or support (20) is set below the elbow of (21) (27); Auto-flushing water tank (7) loam cake is equipped with inspection eye and air vent (6); The suction horn mouth of the inverted U-shaped syphon (8) that auto-flushing water tank (7) inside and outside is connected is higher than precipitation water tank (26) end face, and the outlet opening of syphon (8) is positioned at water storage flume (9-1); In the top of water storage flume (9-1) purified solution case (9-6) is installed; Below the purified solution case (9-6) the switch gearing system is installed, it comprises the ball float (9-2) of being with gangbar, the switch plunger that is connected with gangbar (9-3), the place, switching hole of switch plunger (9-3) is with delta-ring (9-4), and there is spring (9-5) on switch plunger (9-3) top; Guiding gutter I (9-24) top that is connected with water storage flume (9-1) outlet opening place is equipped with cleanser hopper (9-15), cleanser hopper (9-15) bottom surface has square or the rectangle small opening, around the small opening bottom surface and between the drawing-inroller (9-28) hairbrush pad (9-12) has been installed; The small opening below of cleanser hopper (9-15) is equipped with sows linked system and vibrational system automatically, it includes turbine (9-23), driving gear (9-25) with the concentric binding of turbine (9-23), driven gear (9-32), drawing-inroller (9-28) with the concentric binding of driven gear (9-32), the scraper hole (9-33) of drawing-inroller (9-28) outer rim, be installed on place, drawing-inroller (9-28) inwall space have gangbar knock the hammer I (9-31), be connected in the spring (9-30) that knocks hammer I (9-31) upper end, be fixed in the poke rod (9-29) outside the system, be installed on knocking between drawing-inroller (9-28) and the vibrating plate (9-18) and hammer II (9-14) into shape, knock hammer II (9-14) end spring (9-17) is installed, poke rod (9-13) with the installation of drawing-inroller (9-28) outside vertical, be installed on the inner vibration rope (9-10) of cleanser hopper (9-15) (9-11), the vibrating plate (9-18) that (9-11) is connected with vibration rope (9-10); Guiding gutter I (9-24) is connected with guiding gutter II (9-26), guiding gutter II (9-26) bottom surface is equipped with several roads turbulent flow grid (9-22), impeller (9-21) is installed, gangbar (9-20), fixed axis (9-19) with terminal water injection pipe (28) top that is connected of guiding gutter II (9-26); Cleaned water tank (32) bottom accessory has buffer board (31), and spy-hole (33) is deposited bucket (29) (35) of forming sediment, fast joint door (30) (34); The median septum (36) of cutting apart cleaned water tank (32) and middle water storage tank (10); Ball float linked switch system is installed in middle water storage tank (10), comprises ball float (42), pallet (43), pallet connecting rod (41), lever (14), open-close on-off (15), electromagnetic valve (46).
2. automatic mixed drainage recycling and purifying system according to claim 1, it is characterized in that: collect water tower (3), water injection pipe (4), auto-flushing water tank (7) and precipitation water tank (26) are the combination water tanks of disjunctor, its accessory has: collect water tower (3), collect several screen pack (2) in the water tower (3), inwall is installed several screen pack carriage (5), the water injection pipe (4) that is connected bottom collecting water tower (3); Precipitation water tank (26) bottom is stretched in water injection pipe (4) lower end, installed under the water injection pipe (4) and be fixed on buffer board (22) and the spy-hole (24) that the last flat declivity on the tank wall is propped up, probe into the clear tubular spy-hole (24) in the precipitation water tank (26), outer wall is bundling magnet (23) and hairbrush (25), the bottom surface of precipitation water tank (26) is to deposit bucket (21) (27) of forming sediment by a plurality of up big and down small thes bottom of a pan shape to connect to form, depositing between the outlet opening of the bucket (21) that forms sediment and the discharge pipe (17) quick joint door (18) is installed, depositing and the stone pier or support (20) being installed below bucket (21) elbow that forms sediment, auto-flushing water tank (7) bottom surface that is positioned at precipitation water tank (26) upper right corner is connected with precipitation water tank (26) end face, auto-flushing water tank (7) loam cake is equipped with inspection eye and air vent (6), the suction horn mouth of the inverted U-shaped syphon (8) of the about UNICOM of auto-flushing water tank (7) is positioned at auto-flushing water tank (7) bottom, and syphon (8) outlet opening stretches into water storage flume (9-1) the inside.
3. automatic mixed drainage recycling and purifying system according to claim 1, it is characterized in that: cleaned water tank (32) top face adjacent with precipitation water tank (26) is equipped with water storage flume (9-1), and purifying solvent case (9-6), feed pipe (9-8) are installed in the top of water storage flume (9-1); Between outlet and the water storage flume (9-1) purifying solvent switch gearing system is installed below the purifying solvent case (9-6), it includes the ball float (9-2) in the water storage flume, switch plunger (9-3), switch plunger (9-3) opens and closes mouthful triangle sealing ring (9-4) that install up and down at the place, the spring (9-5) that install switch plunger (9-3) upper end, conveying pipeline control valve (9-7).
4. automatic mixed drainage recycling and purifying system according to claim 1, it is characterized in that: the outlet opening of the water storage flume (9-1) above the cleaned water tank of automatic mixed drainage recycling and purifying system (32) is connected with guiding gutter I (9-24), purifying solvent bucket (9-15) is installed on guiding gutter I (9-24), purifying solvent bucket (9-15) bottom surface has square or the rectangle small opening, hairbrush pad (9-12) is installed around the small opening bottom surface and between the drawing-inroller (9-28), be equipped with below this bucket small opening and between guiding gutter I (9-24) the inside and sow linked system and vibrational system automatically, it includes the turbine (9-23) in guiding gutter I (9-24) the inside, driving gear (9-25) with the concentric binding of turbine (9-23), driven gear (9-32), with the drawing-inroller (9-28) of the concentric binding of driven gear (9-32), drawing-inroller (9-28) outer rim is equipped with scraper hole (9-33); The vibrational system accessory that cooperates the system that sows automatically to work simultaneously has: be installed on place, drawing-inroller (9-28) inwall space have fixed rotating shaft tappet knock hammer I (9-31), with knock hammer I (9-31) upper end and be connected with spring (9-30), be fixed in the poke rod (9-29) outside the system, drawing-inroller (9-28) and being fixed in be equipped with between the vibrating plate (9-18) outside the system have the fixed rotating shaft tappet outside the system of being fixed on knock hammer II (9-14), knock hammer one end spring (9-17) is installed, with the vertically arranged poke rod of drawing-inroller (9-28) lateral surface (9-13), be installed on the vibrating plate (9-18) that the inner vibration rope (9-10) of purifying solvent bucket (9-15) (9-11) is connected, wherein be connected up and down for four jiaos with top vibration rope (9-10) around a week with the vibration rope (9-11) of interior a plurality of fixed points (9-16) bottom surface of purifying solvent bucket (9-15) around a week.
5. automatic mixed drainage recycling and purifying system according to claim 1, it is characterized in that: mixing plant turbulent flow grid (9-22) have been installed on the bottom surface of the guiding gutter II (9-26) that automatic mixed drainage recycling and purifying system is connected with guiding gutter I (9-24), guiding gutter II (9-26) end has been attached thereto water injection pipe (28), the top of water injection pipe (28) is equipped with impeller (9-21), gangbar (9-20), fixed axis (9-19).
6. automatic mixed drainage recycling and purifying system according to claim 1, it is characterized in that: automatic mixed drainage recycling and purifying system is equipped with ball float linked switch system between the outlet (44) of middle water storage tank (10) and the standby moisturizing running water pipe of tap water (47), it is by ball float (42), pallet (43), pallet connecting rod (41), lever (14), open-close on-off (15), electromagnetic valve (46) is formed, ball float (42) wherein, pallet (43) is near middle water storage tank (10) bottom, at middle water storage tank (10) loam cake inspection eye (13) is installed, air vent (12), overfall (11) has been installed, bleed off pipe (40) above peak level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101810265A CN101629427B (en) | 2008-07-15 | 2008-11-21 | Automatic mixed drainage recycling and purifying system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810132402.1 | 2008-07-15 | ||
| CN200810132402 | 2008-07-15 | ||
| CN2008101810265A CN101629427B (en) | 2008-07-15 | 2008-11-21 | Automatic mixed drainage recycling and purifying system |
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| Publication Number | Publication Date |
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| CN101629427A CN101629427A (en) | 2010-01-20 |
| CN101629427B true CN101629427B (en) | 2010-12-08 |
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| CN2008101810265A Expired - Fee Related CN101629427B (en) | 2008-07-15 | 2008-11-21 | Automatic mixed drainage recycling and purifying system |
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| CN102839720B (en) * | 2011-06-21 | 2014-10-29 | 谭飞 | Automatic recovery and purification system for recycling miscellaneous drainage |
| CN104986885B (en) * | 2015-07-29 | 2017-03-22 | 中国科学院地质与地球物理研究所 | Recovery and processing device for flow-back fluid of fracturing fluid in shale gas exploitation |
| CN108653955B (en) * | 2017-03-29 | 2020-06-05 | 深圳市兴舞消防设备有限公司 | Fire-fighting system of bus |
| CN108748788B (en) * | 2018-05-18 | 2020-04-28 | 贵州好能手日用品商贸有限公司 | Tubular plastic cleaning and recycling device |
| CN110005018A (en) * | 2019-04-30 | 2019-07-12 | 安阳建工(集团)有限责任公司 | Water recycle device and system in integrated automatic control |
| CN111223643B (en) * | 2020-01-13 | 2022-02-01 | 湘潭华夏特种变压器有限公司 | Vacuum oil injection system and method for transformer |
| CN113854127B (en) * | 2021-09-27 | 2022-12-27 | 青岛路桥建设集团有限公司 | Self-interacting highway afforestation irrigation equipment |
| CN114354367A (en) * | 2021-12-31 | 2022-04-15 | 江苏核电有限公司 | Device and method for boosting and recycling pressure-resistant shell hydrostatic test medium |
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| US5122272A (en) * | 1990-11-05 | 1992-06-16 | E. Charles Iana | Drinking water supply container having a removably mounted filter device |
| CN1356438A (en) * | 2000-11-24 | 2002-07-03 | 刘树博 | Water-saving method and equipment for family |
| CN101191342A (en) * | 2006-11-20 | 2008-06-04 | 张广军 | Water-saving system device for toilet |
| CN201128929Y (en) * | 2007-12-03 | 2008-10-08 | 邓毅强 | Filtering-material-costless maintenance-free recycling device for reclaimed water |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5122272A (en) * | 1990-11-05 | 1992-06-16 | E. Charles Iana | Drinking water supply container having a removably mounted filter device |
| CN1356438A (en) * | 2000-11-24 | 2002-07-03 | 刘树博 | Water-saving method and equipment for family |
| CN101191342A (en) * | 2006-11-20 | 2008-06-04 | 张广军 | Water-saving system device for toilet |
| CN201128929Y (en) * | 2007-12-03 | 2008-10-08 | 邓毅强 | Filtering-material-costless maintenance-free recycling device for reclaimed water |
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| CN101629427A (en) | 2010-01-20 |
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