CN203033852U - Domestic-water preparing system - Google Patents
Domestic-water preparing system Download PDFInfo
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- CN203033852U CN203033852U CN 201320058392 CN201320058392U CN203033852U CN 203033852 U CN203033852 U CN 203033852U CN 201320058392 CN201320058392 CN 201320058392 CN 201320058392 U CN201320058392 U CN 201320058392U CN 203033852 U CN203033852 U CN 203033852U
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Abstract
The utility model provides domestic-water treating equipment and particularly provides a domestic-water preparing device. The domestic-water preparing system mainly comprises a water pump, a raw-water tank, a pipeline pump a, a quartz-sand filter, a hollow fiber ultrafiltration membrane module, a KDF filter, a pipeline pump b, an air pump and a water storage tank; the water outlet interface of the water pump is connected with the water inlet interface of the raw-water tank; the water outlet interface of the raw-water tank is connected with the input interface of the quartz-sand filter; the output interface of the quartz-sand filter is connected with the raw-water inlet of the hollow fiber ultrafiltration membrane module; the concentrated-water outlet of the hollow fiber ultrafiltration membrane module is connected with a water return pipe b through a concentrated-water flow regulation valve; the two fresh-water outlets of the hollow fiber ultrafiltration membrane module are connected with the input interface of the KDF filter after being connected in parallel; the output interface of the KDF filter is connected with the water inlet of the water storage tank; the water outlet of the water storage tank is connected with a water supply pipe through a water supply valve; and the exhaust interface of the air pump is connected with the compressed-air interface of the water storage tank through a valve c. The domestic-water preparing system provided by the utility model is low in water preparation cost and is capable of purifying water and improving the water quality.
Description
Technical field
The utility model relates to water treating equipment, specially refers to a kind of domestic water treatment facility.
Background technology
In the rural area that does not also have the tap water pipe network, people can only arrive rivers or underground water intaking, and as domestic water, the water of getting is very unhygienic, and water quality is very poor, and not only mouthfeel is bad, also have heavy metal contamination, have influence on the healthy of people.
Many middle and primary schools in the small towns, student and teachers' domestic water also is to take from underground or the river, water quality is bad, healthy being affected, the report that often has children blood lead to exceed standard all is subjected to polluting relevant with the water source.
At present, though various water treating equipment and pure water equipment are arranged, most equipment is used for operating mine spring, being used for of having disposed of sewage, being used for of having produced high-level special producing water, and the water resources consumption amount is big, water producing cost is high, is not suitable for rural people's conventional water custom.At home, people get used to drinking water is boiled, so rural people and the teachers and students of school simple in structure, that water producing cost is low, improve water quality, the water treatment device that meets hygienic requirements is more suitable for not having the tap water pipe network use.
The utility model content
That the purpose of this utility model provides that a kind of suitable rural people and rural school use is simple in structure, water producing cost is low and can purify and improve the domestic water preparation system of water quality, make people and the teachers and students of school in no tap water area can obtain sanitation and hygiene and the good domestic water of mouthfeel, avoid unsound factor, thereby improve the quality of living.
A kind of domestic water preparation system of the present utility model, it is characterized in that system is mainly by water pump (47), raw water box (49), in-line pump a(43), quartz sand filtration device (2), polysulfone hollow fiber ultrafiltration membrane system (8), KDF strainer (13), in-line pump b(30), air pump (31) and water storing tank (17) are formed, wherein, quartz sand filtration device (2) and KDF strainer (13) are the cylindrical structure of upper end open lower end closed, respectively be connected with interface module at the upper end open place of quartz sand filtration device (2) and the upper end open place of KDF strainer (13), input interface and output interface are arranged respectively on each interface module, there is conduit to be communicated to the interior lower space of quartz sand filtration device on the output interface of quartz sand filtration device (2), has conduit to be communicated to the interior lower space of KDF strainer on the output interface of KDF strainer (13); Former water inlet (6), dense water out (40) and two water outlets are arranged on the polysulfone hollow fiber ultrafiltration membrane system (8), on two terminations of polysulfone hollow fiber ultrafiltration membrane system (8), two water outlets are respectively on two end side surface of polysulfone hollow fiber ultrafiltration membrane system (8) respectively for former water inlet (6) and dense water out (40); Water storing tank (17) is totally enclosed round cylinder slot jar structure, middle part in the water storing tank (17) and bottom constitute water retention zone, top in the water storing tank (17) constitutes air compression zone (18), air compression zone (18) has pressurized air interface (16) to insert, have water-in to insert on the sidewall of water storing tank (17), the bottom of water storing tank (17) has water outlet (28) to pick out; The suction interface of water pump (47) is connected to dry point by water absorption tube (45), the water outlet interface of water pump (47) is by valve a(48) be connected to the water inlet interface of raw water box (49), the water outlet interface of raw water box (49) is successively by in-line pump a(43) and valve b(42) be connected to the input interface (3) of quartz sand filtration device, the output interface of quartz sand filtration device (4) is connected to the former water inlet (6) of polysulfone hollow fiber ultrafiltration membrane system, and the dense water out (40) of polysulfone hollow fiber ultrafiltration membrane system is connected to return water pipe b(37 by electric check valve (39) and concentrated stream adjustable valve (38) successively); Two water outlets of polysulfone hollow fiber ultrafiltration membrane system (8) and connect after be connected to the input interface (10) of KDF strainer, the output interface of KDF strainer (11) is successively by in-line pump b(30) and vacuum breaker (15) be connected to the water-in of water storing tank (17); The water outlet of water storing tank (28) is connected to water-supply pipe (26) by feed water valve (27); The exhaust port of air pump (31) is by being connected to valve c(29) be connected to the pressurized air interface (16) of water storing tank (17).
In the utility model, polysulfone hollow fiber ultrafiltration membrane system (8) is more than one group, and the same-interface of the polysulfone hollow fiber ultrafiltration membrane system of many groups is connected in parallel.Polysulfone hollow fiber ultrafiltration membrane system is that 1100-7300 root hollow fibre filament is set in housing, the external diameter of hollow fibre filament: 0.5-2.0mm, internal diameter: 0.3-1.4mm, be covered with micropore on the tubular fibre tube wall, hollow fiber ultrafiltration membrane can be removed the impurity such as suspended substance, colloidal particle and bacterium in the water, and has kept the mineral substance useful to HUMAN HEALTH.During work, former water constitutes external-compression type and inner pressed respectively in the tubular fibre outside or inner chamber pressurized flow, and ultrafiltration is the dynamic filtration process, and being trapped material can get rid of with condensed water, and unlikely obstruction film surface can be moved for a long time continuously.
In the utility model, the filtrate of KDF55 treatment media is arranged in KDF strainer (13).The KDF55 treatment media is high purity copper/zinc alloy; reduce effectively or except chlorine and heavy metal in anhydrating by electrochemical oxidation-reduction (transfer transport) reaction; and microbial growth breeding in the inhibition water; improve the activation degree of water; more be conducive to human body to the absorption of water; the protection HUMAN HEALTH promotes human body metabolism.
Electronic blow-off valve (24), manual blow-off valve (25) and blow-down pipe are arranged in the above-mentioned system, electronic blow-off valve (24) and manually blow-off valve (25) from valve c(29) pick out with connecting tube between the pressurized air interface (16) of water storing tank (17), the outlet of electronic blow-off valve (24) and manual blow-off valve (25) is connected to blow-down pipe; Recoil valve a(9 is arranged in the system) and recoil valve b(14), recoil valve a(9) is connected between communicating pipe of two water outlets of the water-in of water storing tank (17) and polysulfone hollow fiber ultrafiltration membrane system (8), recoil valve b(14) is connected between the output interface (11) of the water-in of water storing tank (17) and KDF strainer, the water-in of water storing tank (17) by four-way connection respectively with recoil valve a(9) an end, recoil valve b(14) a end is connected in-line pump b(30 with an end of vacuum breaker (15)) input interface and recoil valve b(14) the other end and connect after be connected with the output interface (11) of KDF strainer again; Back flush discharge valve a(1 is arranged in the system), return water pipe a(46), back flush discharge valve b(35) and return water pipe c(36), back flush discharge valve a(1) a end is connected valve b(42) and the input interface (3) of quartz sand filtration device between pipeline on, back flush discharge valve a(1) the other end be connected to return water pipe a(46); Back flush discharge valve b(35) a end is connected on the pipeline between the input interface (10) of the water outlet of polysulfone hollow fiber ultrafiltration membrane system (8) and KDF strainer, back flush discharge valve b(35) the other end be connected to return water pipe c(36).
In the above-mentioned utility model, described dry point comprises wherein one or more of river, reservoir, pond, well and underground water source; Aproll well (34) is arranged in the system, aproll well (34) is arranged on below the face of land, aproll well (34) is with coarse sand and stone shop fixtures, return water pipe a(46), return water pipe b(37) and return water pipe c(36) be connected in the aproll well (34), aproll well (34) has respiratory siphon (33) to pick out.
When the utility model uses, the former water that water pump (47) extracts enters in the raw water box (49), again from the water outlet interface of raw water box (49) by in-line pump a(43) after the pressurization, through valve b(42) and the input interface (3) of quartz sand filtration device enter in the quartz sand filtration device, after process quartz sand carries out coarse filtration, exported through output interface (4) by conduit, former water inlet (6) by polysulfone hollow fiber ultrafiltration membrane system enters in the polysulfone hollow fiber ultrafiltration membrane system then, the membranous wall of tubular fibre is the suspended substance in the water, impurity such as colloidal particle and bacterium is trapped in former water one side, passes through electric check valve (39) with dense water then, concentrated stream adjustable valve (38) and return water pipe b(37) output in the aproll well (34); The membranous wall that beneficial mineral matter in clear water and the water sees through tubular fibre enters into fresh water one side, exported by water outlet (7) (41), enter in the KDF strainer (13), after reacting with the KDF55 treatment media, reduce effectively or except chlorine and heavy metal in anhydrating, become the water of the clean health that is conducive to HUMAN HEALTH, output interface (11) output by the KDF strainer, by in-line pump b(30) pressurization after, in vacuum breaker (15) enters into water storing tank (17), offer people's domestic water.The pressurized air of water storing tank (17) internal upper part makes the glassware for drinking water in the water storing tank (17) that pressure be arranged, and water storing tank (17) setting can be supplied water to high-rise building on the ground.During concrete enforcement, at raw water box (49) level electrode a(52 is set), level electrode b(51) and level electrode c(50), at water storing tank (17) level electrode d(19 is set), level electrode e(22), level electrode f(23) and pressure transmitter, realize water pump (47) by controller, in-line pump a(43), in-line pump b(30) and the chain operation between the air pump (31), reach water level and pressure in the automatic control water storing tank (17), when the water in the water storing tank (17) does not reach design water level and pressure when having reached design pressure as yet, can operate electronic blow-off valve (24) or manual blow-off valve (25) discharge pressurized air, reduce the pressure in the control water storing tank (17), make the water in the water storing tank (17) reach design water level; When the water in the water storing tank (17) has reached design water level and pressure when not reaching design pressure as yet, can operate air pump (31) operation increases compressed-air actuated pressure, thereby makes the hydraulic pressure in the water storing tank (17) reach design pressure.When needs clean system, stop in-line pump a(43) and in-line pump b(30) operation, open recoil valve a(9), electric check valve (39), concentrated stream adjustable valve (38) and back flush discharge valve a(1), use the water in the water storing tank (17) that polysulfone hollow fiber ultrafiltration membrane system (8) and quartz sand filtration device (2) are carried out back flushing, waste water after the flushing is respectively by return water pipe a(46) and return water pipe b(37) the discharge system, enter in the aproll well (34); Open recoil valve b(14) and back flush discharge valve b(35), use the water in the water storing tank (17) that the KDF55 treatment media filtrate in the KDF strainer (13) is carried out back flushing, waste water after the flushing is by return water pipe c(36) the discharge system, enter in the aproll well (34).The utility model turns back to dense water and backwashing water underground by aproll well (34), filter back extraction from well through the earth again and carry out recycle, conserve water resource.
The utility model is at in-line pump b(30) and water storing tank (17) water-in between vacuum breaker (15) is set is for when water pump and in-line pump are out of service, prevent that water in the water storing tank (17) is by in-line pump b(30), KDF strainer (13), polysulfone hollow fiber ultrafiltration membrane system (8) and quartz sand filtration device (2) back in the raw water box (49) and overflow from raw water box (49).Between the dense water out (40) of polysulfone hollow fiber ultrafiltration membrane system and concentrated stream adjustable valve (38), electric check valve (39) is set, make electric check valve (39) and in-line pump a(43), in-line pump b(30) synchronous operation, at in-line pump a(43) and in-line pump b(30) when out of service, seal the output of dense water out (40), thereby make not dehydration in the polysulfone hollow fiber ultrafiltration membrane system.The utility model is because simple in structure, purification progression is few, flow resistance is little, makes water purification output height, adjusts the flow of dense water by regulating concentrated stream adjustable valve (38), when the flow of dense water reduces, the flow of dilute side increases, and the fresh water yield height meets sanitary condition and need not reach under the direct drinking standard situation at the water that guarantees dilute side, the output height of fresh water can be so that water producing cost be low, water resources consumption is few, and this meets most people's drinking habit.As increase the flow of enriched water, and reducing the flow of fresh water, the pure water requirement that the fresh water of producing is met directly drink will increase water producing cost and increase water resources consumption.
The beneficial effects of the utility model are: provide that a kind of suitable rural people and rural school use simple in structure, water producing cost is low and can purify and improve the domestic water preparation system of water quality, make people and the teachers and students of school in no tap water area can obtain sanitation and hygiene and the good domestic water of mouthfeel, avoid unsound factor, thereby improve the quality of living.
Description of drawings
Accompanying drawing is the structure iron of a kind of domestic water preparation system of the present utility model.
Among the figure: 1. bleed valve a, 2. quartz sand filtration device, the 3. input interface of quartz sand filtration device recoil, 4. the output interface of quartz sand filtration device, the 5. interface module of quartz sand filtration device, the 6. former water inlet of polysulfone hollow fiber ultrafiltration membrane system, 7. the water outlet of polysulfone hollow fiber ultrafiltration membrane system, 8. polysulfone hollow fiber ultrafiltration membrane system, 9. recoil valve a, 10.KDF the input interface of strainer, the output interface of 11.KDF strainer, the interface module of 12.KDF strainer, 13.KDF strainer, 14. recoil valve b, 15. vacuum breaker, 16. pressurized air interfaces, 17. water storing tank, 18. the air compression zone, 19. level electrode d, 20. domestic waters, 21. tensimeter, 22. level electrode e, 23. level electrode f, 24. electronic blow-off valves, 25. manual blow-off valve, 26. water-supply pipe, 27. feed water valves, the water outlet of 28. water storing tanks, 29. valve c, 30. in-line pump b, 31. air pumps, 32.KDF filtrate, 33. the respiratory siphon of aproll well, 34. the aproll well, 35. recoil bleed valve b, 36. return water pipe c, 37. return water pipe b, 38. the concentrated stream adjustable valve, 39. electric check valves, the dense water out of 40. polysulfone hollow fiber ultrafiltration membrane systems, 41. the water outlet of polysulfone hollow fiber ultrafiltration membrane system, 42. valve b, 43. in-line pump a, 44. wells, 45. water absorption tube, 46. return water pipe a, 47. water pumps, 48. valve a, 49. raw water box, 50. level electrode c, 51. level electrode b, 52. level electrode a.
Embodiment
Among the embodiment shown in the drawings, the domestic water preparation system is mainly by water pump (47), raw water box (49), in-line pump a(43), quartz sand filtration device (2), polysulfone hollow fiber ultrafiltration membrane system (8), KDF strainer (13), in-line pump b(30), air pump (31) and water storing tank (17) are formed, wherein, quartz sand filtration device (2) and KDF strainer (13) are the cylindrical structure of upper end open lower end closed, respectively be connected with interface module at the upper end open place of quartz sand filtration device (2) and the upper end open place of KDF strainer (13), input interface and output interface are arranged respectively on each interface module, there is conduit to be communicated to the interior lower space of quartz sand filtration device on the output interface of quartz sand filtration device (2), there is conduit to be communicated to the interior lower space of KDF strainer on the output interface of KDF strainer (13), at quartz sand filtration device (2) filling quartz sand, the filtrate of filling KDF55 treatment media in KDF strainer (13); Former water inlet (6), dense water out (40) and two water outlets are arranged on the polysulfone hollow fiber ultrafiltration membrane system (8), former water inlet (6) and dense water out (40) are respectively on two terminations of polysulfone hollow fiber ultrafiltration membrane system (8), two water outlets are respectively on two end side surface of polysulfone hollow fiber ultrafiltration membrane system (8), polysulfone hollow fiber ultrafiltration membrane system (8) is more than three groups, and the same-interface of three groups polysulfone hollow fiber ultrafiltration membrane system is connected in parallel; Water storing tank (17) is totally enclosed round cylinder slot jar structure, middle part in the water storing tank (17) and bottom constitute water retention zone, top in the water storing tank (17) constitutes air compression zone (18), air compression zone (18) has pressurized air interface (16) to insert, have water-in to insert on the sidewall of water storing tank (17), the bottom of water storing tank (17) has water outlet (28) to pick out; The suction interface of water pump (47) is connected to well by water absorption tube (45), the water outlet interface of water pump (47) is by valve a(48) be connected to the water inlet interface of raw water box (49), the water outlet interface of raw water box (49) is successively by in-line pump a(43) and valve b(42) be connected to the input interface (3) of quartz sand filtration device, the output interface of quartz sand filtration device (4) is connected to the former water inlet (6) of polysulfone hollow fiber ultrafiltration membrane system, and the dense water out (40) of polysulfone hollow fiber ultrafiltration membrane system is connected to return water pipe b(37 by electric check valve (39) and concentrated stream adjustable valve (38) successively); Two water outlets of polysulfone hollow fiber ultrafiltration membrane system (8) and connect after be connected to the input interface (10) of KDF strainer, between the communicating pipe of two water outlets of polysulfone hollow fiber ultrafiltration membrane system (8), recoil valve a(9 is arranged) pick out the recoil valve a(9 that picks out) be connected to the water-in of water storing tank (17); The output interface of KDF strainer (11) is successively by in-line pump b(30) and vacuum breaker (15) be connected to the water-in of water storing tank (17); The water outlet of water storing tank (28) is connected to water-supply pipe (26) by feed water valve (27), is connected with recoil valve b(14 between the water-in of the output interface (11) of KDF strainer and water storing tank (17)); The exhaust port of air pump (31) is by being connected to valve c(29) be connected to the pressurized air interface (16) of water storing tank (17), at valve c(29) and the pressurized air interface (16) of water storing tank (17) between connecting tube have electronic blow-off valve (24) and manually blow-off valve (25) pick out, the outlet of electronic blow-off valve (24) and manual blow-off valve (25) is connected to blow-down pipe.Be provided with aproll well (34) in the system in the present embodiment, aproll well (34) is arranged on below the face of land, and aproll well (34) is with coarse sand and stone shop fixtures; Return water pipe b(37) be connected in the aproll well (34), aproll well (34) has respiratory siphon (33) to pick out; At valve b(42) and the input interface (3) of quartz sand filtration device between pipeline back flush discharge valve a(1 is arranged) pick out back flush discharge valve a(1) by return water pipe a(46) be connected in the aproll well (34); Pipeline between the input interface (10) of the water outlet of polysulfone hollow fiber ultrafiltration membrane system (8) and KDF strainer has back flush discharge valve b(35) pick out back flush discharge valve b(35) by return water pipe c(36) be connected in the aproll well (34).Present embodiment turns back to dense water and backwashing water aproll well (34) underground, filters back extraction from well through the earth again and carries out recycle, conserve water resource.
Claims (8)
1. domestic water preparation system, it is characterized in that system is mainly by water pump (47), raw water box (49), in-line pump a(43), quartz sand filtration device (2), polysulfone hollow fiber ultrafiltration membrane system (8), KDF strainer (13), in-line pump b(30), air pump (31) and water storing tank (17) are formed, wherein, quartz sand filtration device (2) and KDF strainer (13) are the cylindrical structure of upper end open lower end closed, respectively be connected with interface module at the upper end open place of quartz sand filtration device (2) and the upper end open place of KDF strainer (13), input interface and output interface are arranged respectively on each interface module, there is conduit to be communicated to the interior lower space of quartz sand filtration device on the output interface of quartz sand filtration device (2), has conduit to be communicated to the interior lower space of KDF strainer on the output interface of KDF strainer (13); Former water inlet (6), dense water out (40) and two water outlets are arranged on the polysulfone hollow fiber ultrafiltration membrane system (8), on two terminations of polysulfone hollow fiber ultrafiltration membrane system (8), two water outlets are respectively on two end side surface of polysulfone hollow fiber ultrafiltration membrane system (8) respectively for former water inlet (6) and dense water out (40); Water storing tank (17) is totally enclosed round cylinder slot jar structure, middle part in the water storing tank (17) and bottom constitute water retention zone, top in the water storing tank (17) constitutes air compression zone (18), air compression zone (18) has pressurized air interface (16) to insert, have water-in to insert on the sidewall of water storing tank (17), the bottom of water storing tank (17) has water outlet (28) to pick out;
The suction interface of water pump (47) is connected to dry point by water absorption tube (45), the water outlet interface of water pump (47) is by valve a(48) be connected to the water inlet interface of raw water box (49), the water outlet interface of raw water box (49) is successively by in-line pump a(43) and valve b(42) be connected to the input interface (3) of quartz sand filtration device, the output interface of quartz sand filtration device (4) is connected to the former water inlet (6) of polysulfone hollow fiber ultrafiltration membrane system, and the dense water out (40) of polysulfone hollow fiber ultrafiltration membrane system is connected to return water pipe b(37 by electric check valve (39) and concentrated stream adjustable valve (38) successively); Two water outlets of polysulfone hollow fiber ultrafiltration membrane system (8) and connect after be connected to the input interface (10) of KDF strainer, the output interface of KDF strainer (11) is successively by in-line pump b(30) and vacuum breaker (15) be connected to the water-in of water storing tank (17); The water outlet of water storing tank (28) is connected to water-supply pipe (26) by feed water valve (27); The exhaust port of air pump (31) is by being connected to valve c(29) be connected to the pressurized air interface (16) of water storing tank (17).
2. a kind of domestic water preparation system according to claim 1 is characterized in that polysulfone hollow fiber ultrafiltration membrane system (8) is more than one group, and the same-interface of the polysulfone hollow fiber ultrafiltration membrane system of many groups is connected in parallel.
3. a kind of domestic water preparation system according to claim 1 is characterized in that having the filtrate of KDF55 treatment media in KDF strainer (13).
4. a kind of domestic water preparation system according to claim 1, it is characterized in that having in the system electronic blow-off valve (24), manual blow-off valve (25) and blow-down pipe, electronic blow-off valve (24) and manually blow-off valve (25) from valve c(29) pick out with connecting tube between the pressurized air interface (16) of water storing tank (17), the outlet of electronic blow-off valve (24) and manual blow-off valve (25) is connected to blow-down pipe.
5. a kind of domestic water preparation system according to claim 1, it is characterized in that recoil valve a(9 is arranged in the system) and recoil valve b(14), recoil valve a(9) is connected between communicating pipe of two water outlets of the water-in of water storing tank (17) and polysulfone hollow fiber ultrafiltration membrane system (8), recoil valve b(14) is connected between the output interface (11) of the water-in of water storing tank (17) and KDF strainer, the water-in of water storing tank (17) by four-way connection respectively with recoil valve a(9) an end, recoil valve b(14) a end is connected in-line pump b(30 with an end of vacuum breaker (15)) input interface and recoil valve b(14) the other end and connect after be connected with the output interface (11) of KDF strainer again.
6. a kind of domestic water preparation system according to claim 1, it is characterized in that having in the system back flush discharge valve a(1), return water pipe a(46), back flush discharge valve b(35) and return water pipe c(36), back flush discharge valve a(1) a end is connected valve b(42) and the input interface (3) of quartz sand filtration device between pipeline on, back flush discharge valve a(1) the other end be connected to return water pipe a(46); Back flush discharge valve b(35) a end is connected on the pipeline between the input interface (10) of the water outlet of polysulfone hollow fiber ultrafiltration membrane system (8) and KDF strainer, back flush discharge valve b(35) the other end be connected to return water pipe c(36).
7. a kind of domestic water preparation system according to claim 1 is characterized in that described dry point comprises wherein one or more of river, reservoir, pond, well and underground water source.
8. a kind of domestic water preparation system according to claim 1 is characterized in that having in the system aproll well (34), and aproll well (34) is arranged on below the face of land, and aproll well (34) is with coarse sand and stone shop fixtures; Return water pipe a(46), return water pipe b(37) and return water pipe c(36) be connected in the aproll well (34), aproll well (34) has respiratory siphon (33) to pick out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058392 CN203033852U (en) | 2013-02-01 | 2013-02-01 | Domestic-water preparing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058392 CN203033852U (en) | 2013-02-01 | 2013-02-01 | Domestic-water preparing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203033852U true CN203033852U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320058392 Withdrawn - After Issue CN203033852U (en) | 2013-02-01 | 2013-02-01 | Domestic-water preparing system |
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| CN (1) | CN203033852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058428A (en) * | 2013-02-01 | 2013-04-24 | 衢州昀睿工业设计有限公司 | Domestic water preparation system |
-
2013
- 2013-02-01 CN CN 201320058392 patent/CN203033852U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058428A (en) * | 2013-02-01 | 2013-04-24 | 衢州昀睿工业设计有限公司 | Domestic water preparation system |
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