CN113105044A - Central pure water centralized quality-dividing system for hospitals - Google Patents
Central pure water centralized quality-dividing system for hospitals Download PDFInfo
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- CN113105044A CN113105044A CN202110379663.9A CN202110379663A CN113105044A CN 113105044 A CN113105044 A CN 113105044A CN 202110379663 A CN202110379663 A CN 202110379663A CN 113105044 A CN113105044 A CN 113105044A
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Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a central pure water centralized quality-dividing system for hospitals, which belongs to the technical field of water treatment and consists of a first water production system, a second water production system, a third water production system and a water supply system. The invention provides a central pure water centralized quality-dividing system for hospitals, wherein each water quality is provided with a corresponding water storage tank, the water storage tanks are not interfered with each other and independently operate, the water consumption of each water quality can be ensured, and an impermeable membrane is vertically installed, so that the installation cost is saved. The whole system has the characteristics of low input cost, low running cost, convenience in use and simple structure.
Description
Technical Field
The invention belongs to the technical field of water treatment, and particularly relates to a central pure water centralized quality-dividing system for hospitals.
Background
The processed high-quality medical water is used in pharmacy, medicine dispensing, transfusion, injection and other links of various pharmaceutical enterprises. The reverse osmosis technology is usually adopted for obtaining the medical water, the water treatment technology adopting membrane separation is a reverse process of the osmotic imagination in nature, namely, the reverse osmosis process of leading water molecules to pass through a membrane by overcoming osmotic pressure by external driving force to the water containing salt. The whole water production process involves more instruments and equipment, and has higher technical content and higher price. Particularly, for some comprehensive hospitals, high-quality drinking water, such as direct drinking water, pure water, such as hemodialysis water, dental rinse water and the like, is needed, and ultrapure water, such as operation water, biochemical test water and the like, is needed in some places. If the hospitals purchase corresponding equipment according to the needs, the equipment is more, the investment is large, and the comprehensive utilization of water resources is not facilitated.
Disclosure of Invention
The invention aims to provide a central pure water centralized quality-dividing system for hospitals, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a central pure water centralized quality-dividing system for hospitals is composed of a first water production system, a second water production system, a third water production system and a water supply system;
the first water production system comprises two sets of raw water tanks, a raw water pump, a quartz sand filter, an activated carbon filter, a softener, a salt dissolving tank, a front security filter, a softening water tank, a middle security filter, a high-pressure pump and a first-stage reverse osmosis device;
the second water production system comprises a direct drinking water bucket, a water replenishing bucket, a cleaning and flushing water tank, a middle pure water tank, two sets of post-mounted security filters, a high-pressure pump and a secondary reverse osmosis device;
the third water production system comprises a secondary pure water tank, a deionized water tank, a concentrated water recycling water tank, two sets of booster pumps and EDI equipment;
the water supply system consists of a softened water supply pump set, a direct drinking water supply pump set, a water supplementing and supplying pump set, a flushing and water supplying pump set, a cleaning and water supplying pump set, a secondary pure water supply pump set, an ultrapure water supply pump set and a general service water supply pump set.
Further, the raw water tank in the first water production system comprises a first raw water tank and a second raw water tank; the raw water pump comprises a first raw water pump and a second raw water pump; the quartz sand filter comprises a first quartz sand filter and a second quartz sand filter; the activated carbon filter comprises a first activated carbon filter and a second activated carbon filter; the softener comprises a first softener and a second softener; the salt dissolving box comprises a first salt dissolving box and a second salt dissolving box; the pre-guard filter comprises a first pre-guard filter and a second pre-guard filter; the softening water tank comprises a first softening water tank and a second softening water tank; the mid-set security filter comprises a first mid-set security filter and a second mid-set security filter; the high pressure pump includes a first high pressure pump and a second high pressure pump; the first-stage reverse osmosis device comprises a first primary reverse osmosis device and a second primary reverse osmosis device; the water inlet pipelines at the tops of the first softening water tank and the second softening water tank are respectively provided with a ball valve and an electric valve, and the insides of the ball valves and the electric valves are respectively provided with an immersion type ultraviolet lamp; the top of the first softened water tank is also provided with an ozone machine; the first raw water tank, the first raw water pump, the first quartz sand filter, the first activated carbon filter, the first softener, the first pre-guard filter, the first softening water tank and the second softening water tank are connected in series; the second raw water tank, the second raw water pump, the second quartz sand filter, the second activated carbon filter, the second softener, the second pre-filter, the first softening water tank and the second softening water tank are connected in series.
Furthermore, ball valves and electric valves are arranged on water inlet pipelines at the tops of the straight drinking water bucket, the water replenishing bucket, the cleaning and flushing water tank and the middle pure water tank, and immersion type ultraviolet lamps are arranged inside the straight drinking water bucket, the water replenishing bucket, the cleaning and flushing water tank and the middle pure water tank; an ozone machine is arranged outside the direct drinking water bucket, the water replenishing bucket and the cleaning and flushing water tank;
the post-cartridge filter comprises a first post-cartridge filter and a second post-cartridge filter; the high pressure pump includes a first high pressure pump and a second high pressure pump; the secondary reverse osmosis device comprises a first secondary reverse osmosis device and a second secondary reverse osmosis device;
the water inlet pipes of the direct drinking water bucket, the water replenishing water bucket, the cleaning and flushing water tank and the middle pure water tank are all connected with the water outlet pipe of the first water production system; and two water outlet pipes of the middle pure water tank are respectively connected with a first post security filter, a first high-pressure pump, a first secondary reverse osmosis device, a second post security filter, a second high-pressure pump and a second secondary reverse osmosis device.
Furthermore, the secondary pure water tank, the deionized water tank and the concentrated water recycling water tank are internally provided with immersion type ultraviolet lamps, and the outside is provided with an ozone machine;
the booster pumps comprise a first booster pump and a second booster pump; the EDI equipment comprises a first EDI equipment and a second EDI equipment;
two water outlet pipes of the secondary pure water tank are respectively connected with two water inlet pipes of the deionized water tank through a first booster pump, a first EDI device, a second booster pump and a second EDI device;
and a purified water pipe of the second water production system is connected with an inlet pipe of the second-stage purified water tank, and a concentrated water pipe is connected with an inlet pipe of the concentrated water reuse water tank.
Furthermore, the softened water supply pump set, the direct drinking water supply pump set, the water supplementing supply pump set, the flushing water supply pump set, the cleaning water supply pump set, the secondary pure water supply pump set, the ultrapure water supply pump set and the miscellaneous water supply pump set respectively comprise an overflowing ultraviolet sterilizer and a variable-frequency constant-pressure water supply pump; the softened water supply pump set, the direct drinking water supply pump set, the water supplementing water supply pump set, the flushing water supply pump set, the cleaning water supply pump set, the secondary pure water supply pump set and the ultrapure water supply pump set respectively comprise a precision filter;
a water inlet pipe of an overflowing type ultraviolet sterilizer of the softened water supply pump set is connected with a water outlet pipe of the first softened water tank;
the water inlet pipe of the overflowing type ultraviolet sterilizer of the direct drinking water supply pump set is connected with the water outlet pipe of the direct drinking water barrel;
the water inlet pipe of the overflowing type ultraviolet sterilizer of the water replenishing and supplying pump set is connected with the water outlet pipe of the water replenishing bucket;
the water inlet pipe of the overflowing type ultraviolet sterilizer of the washing water supply pump set is connected with the water outlet pipe of the washing and flushing water tank;
the water inlet pipe of the overflowing type ultraviolet sterilizer of the cleaning water supply pump set is connected with the water outlet pipe of the cleaning and flushing water tank;
the water inlet pipe of the overflowing ultraviolet sterilizer of the secondary pure water supply pump set is connected with the water outlet pipe of the secondary pure water tank;
the ultrapure water supply pump set also comprises a polishing mixed bed, and a water inlet pipe of an overflowing type ultraviolet sterilizer of the ultrapure water supply pump set is connected with a water outlet pipe of the deionized water tank;
the water inlet pipe of the overflowing type ultraviolet sterilizer of the service water supply pump set is connected with the water outlet pipe of the concentrated water recycling water tank.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a central pure water centralized quality-dividing system for hospitals, wherein each water quality is provided with a corresponding water storage tank, the water storage tanks are not interfered with each other and independently operate, the water consumption of each water quality can be ensured, and an impermeable membrane is vertically installed, so that the installation cost is saved. The whole system has the characteristics of low investment cost, low running cost, convenience in use and simple structure, and has great popularization and application values.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of a first water producing system according to the present invention.
Fig. 3 is an enlarged schematic view of a second water producing system according to the present invention.
FIG. 4 is an enlarged schematic view of a third water producing system according to the present invention.
Fig. 5 is an enlarged schematic view of the water supply system of the present invention.
Fig. 6 is an enlarged schematic view of a softened water supply pump group in the water supply system according to the present invention.
FIG. 7 is an enlarged schematic view of a direct drinking water supply pump group in the water supply system of the present invention.
FIG. 8 is an enlarged schematic view of a water replenishing and supplying pump set in the water supply system according to the present invention.
Fig. 9 is an enlarged view illustrating the structure of a flushing water supply pump set in the water supply system according to the present invention.
Fig. 10 is an enlarged view illustrating a structure of a washing water supply pump set in the water supply system according to the present invention.
FIG. 11 is an enlarged schematic view of a secondary pure water supply pump set in the water supply system of the present invention.
FIG. 12 is an enlarged schematic view of the ultrapure water supply pump set in the water supply system of the present invention.
Fig. 13 is an enlarged view illustrating a structure of a pump set for supplying service water in a water supply system according to the present invention.
In the figure: 101. a first raw water tank; 102. a second raw water tank; 201. a first raw water pump; 202. a second raw water pump; 301. a first quartz sand filter; 302. a second quartz sand filter; 401. a first activated carbon filter; 402. a second activated carbon filter; 501. a first softener; 502. a second softener; 601. a first salt dissolving tank; 602. a second salt dissolving tank; 701. a first pre-guard filter; 702. a second pre-guard filter; 8. a first softened water tank; 9. a second softened water tank; 1001. a first mid-cartridge filter; 1002. a second mid-cartridge filter; 1101. a first high pressure pump; 1102. a second high pressure pump; 1201. a first primary reverse osmosis unit; 1202. a second stage reverse osmosis unit; 13. a straight drinking water bucket; 14. a water replenishing bucket; 15. cleaning and flushing the water tank; 16. a middle pure water tank; 1701. a first post-cartridge filter; 1702. a second post-cartridge filter; 1801. a first high pressure pump; 1802. a second high pressure pump; 1901. a first secondary reverse osmosis device; 1902. a second stage reverse osmosis unit; 20. a second-stage pure water tank; 2101. a first booster pump; 2102. a second booster pump; 2201. a first EDI device; 2202. a second EDI device; 23. a deionized water tank; 24. a concentrated water recycling water tank; 25. a water supply system; 2501. a softened water supply pump set; 2502. a direct drinking water supply pump group; 2503. a water replenishing and supplying pump set; 2504. a flushing water supply pump set; 2505. a cleaning water supply pump set; 2506. a secondary pure water supply pump set; 2507. an ultrapure water supply pump set; 2508. a pump group for supplying miscellaneous water; 26. an overflow ultraviolet sterilizer; 27. a variable-frequency constant-pressure water supply pump; 28. polishing the mixed bed; 29. a precision filter; 30. an ozone machine; 31. immersion ultraviolet lamps; 32. a ball valve; 33. an electrically operated valve; 34. a first water production system; 35. a second water production system; 36. and a third water production system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, in the embodiment of the present invention, a central pure water centralized quality-classifying system for hospitals is composed of a first water producing system 34, a second water producing system 35, a third water producing system 36 and a water supply system 25;
the first water production system 34 comprises two sets of raw water tanks, a raw water pump, a quartz sand filter, an activated carbon filter, a softener, a salt dissolving tank, a front security filter, a softening water tank, a middle security filter, a high-pressure pump and a first-stage reverse osmosis device;
the second water production system 35 comprises a direct drinking water bucket 13, a water replenishing bucket 14, a cleaning and flushing water tank 15, a middle pure water tank 16, two sets of post-mounted security filters, a high-pressure pump and a secondary reverse osmosis device;
the third water production system 36 comprises a secondary pure water tank 20, a deionized water tank 23, a concentrated water recycling water tank 24, two sets of booster pumps and EDI equipment;
the water supply system 25 is composed of a softened water supply pump unit 2501, a direct drinking water supply pump unit 2502, a water replenishing supply pump unit 2503, a rinsing supply pump unit 2504, a rinsing supply pump unit 2505, a secondary pure water supply pump unit 2506, an ultrapure water supply pump unit 2507, and a service water supply pump unit 2508.
The raw water tanks in the first water production system 34 include a first raw water tank 101 and a second raw water tank 102; the raw water pump includes a first raw water pump 201 and a second raw water pump 202; the quartz sand filter comprises a first quartz sand filter 301 and a second quartz sand filter 302; the activated carbon filters include a first activated carbon filter 401 and a second activated carbon filter 402; the softeners include a first softener 501 and a second softener 502; the salt dissolving tank comprises a first salt dissolving tank 601 and a second salt dissolving tank 602; the pre-, (pre-) guard filters include a first pre-guard filter 701 and a second pre-guard filter 702; the softening water tank comprises a first softening water tank 8 and a second softening water tank 9; the mid-bed filters include a first mid-bed filter cartridge 1001 and a second mid-bed filter cartridge 1002; the high-pressure pumps include a first high-pressure pump 1101 and a second high-pressure pump 1102; the first-stage reverse osmosis device comprises a first-stage reverse osmosis device 1201 and a second first-stage reverse osmosis device 1202; the top water inlet pipelines of the first softening water tank 8 and the second softening water tank 9 are both provided with a ball valve 32 and an electric valve 33, and the insides of the ball valve and the electric valve are both provided with immersion type ultraviolet lamps 31; the top of the first softened water tank 801 is also provided with an ozone machine 30; the system comprises a first raw water tank 101, a first raw water pump 201, a first quartz sand filter 301, a first activated carbon filter 401, a first softener 501, a first pre-guard filter 701, a first softened water tank 8 and a second softened water tank 9 which are connected in series; the second raw water tank 202, the second raw water pump 202, the second quartz sand filter 302, the second activated carbon filter 402, the second softener 502, the second pre-guard filter 702, the first softening water tank 8, and the second softening water tank 9 are connected in series.
The top water inlet pipelines of the straight drinking water barrel 13, the water replenishing water barrel 14, the cleaning and washing water tank 15 and the middle pure water tank 16 are all provided with a ball valve 32 and an electric valve 33, and the insides of the straight drinking water barrel, the water replenishing water barrel, the cleaning and washing water tank and the middle pure water tank are all provided with immersion type ultraviolet lamps 31; an ozone machine 30 is arranged outside the direct drinking water bucket 13, the water replenishing bucket 14 and the cleaning and flushing water tank 15;
the post-guard filters include a first post-guard filter 1701 and a second post-guard filter 1702; the high-pressure pumps include a first high-pressure pump 1801 and a second high-pressure pump 1802; the secondary reverse osmosis device comprises a first secondary reverse osmosis device 1901 and a second secondary reverse osmosis device 1902;
the water inlet pipes of the direct drinking water bucket 13, the water replenishing bucket 14, the cleaning and flushing water tank 15 and the middle pure water tank 16 are all connected with the water outlet pipe of the first water producing system 34; two water outlet pipes of the intermediate pure water tank 16 are respectively connected with the first post-cartridge filter 1701, the first high-pressure pump 1801, the first secondary reverse osmosis device 1901, the second post-cartridge filter 1702, the second high-pressure pump 1802 and the second secondary reverse osmosis device 1902.
The second-stage pure water tank 20, the deionized water tank 23 and the concentrated water reuse water tank 24 are all internally provided with immersion type ultraviolet lamps 31, and are externally provided with ozone machines 30;
the booster pumps include a first booster pump 2101 and a second booster pump 2102; the EDI devices include a first EDI device 2201 and a second EDI device 2202;
two water outlet pipes of the second-stage pure water tank 20 are respectively connected with two water inlet pipes of the deionized water tank 23 through a first booster pump 2101, a first EDI device 2201, a second booster pump 2102 and a second EDI device 2202;
the purified water pipe of the second water production system 35 is connected with the water inlet pipe of the second-stage purified water tank 20, and the concentrated water pipe is connected with the water inlet pipe of the concentrated water reuse water tank 24.
The softened water supply pump set 2501, the direct drinking water supply pump set 2502, the water replenishing supply pump set 2503, the rinsing supply pump set 2504, the cleaning supply pump set 2505, the secondary pure water supply pump set 2506, the ultrapure water supply pump set 2507 and the service water supply pump set 2508 respectively comprise an overflow ultraviolet sterilizer 26 and a variable-frequency constant-pressure supply pump 27; the softened water supply pump set 2501, the direct drinking water supply pump set 2502, the water replenishing supply pump set 2503, the rinsing supply pump set 2504, the cleaning supply pump set 2505, the secondary pure water supply pump set 2506 and the ultrapure water supply pump set 2507 all further comprise a precision filter 29;
the water inlet pipe of the overflowing type ultraviolet sterilizer 26 of the softened water supply pump set 2501 is connected with the water outlet pipe of the first softened water tank 8;
the water inlet pipe of the overflowing type ultraviolet sterilizer 26 of the direct drinking water supply pump set 2502 is connected with the water outlet pipe of the direct drinking water barrel 13;
the water inlet pipe of the overflowing type ultraviolet sterilizer 26 of the water supplementing and supplying pump set 2503 is connected with the water outlet pipe of the water supplementing bucket 14;
the water inlet pipe of the overflowing type ultraviolet sterilizer 26 of the washing water supply pump set 2504 is connected with the water outlet pipe of the washing and rinsing water tank 15;
the water inlet pipe of the overflowing type ultraviolet sterilizer 26 of the cleaning water supply pump set 2505 is connected with the water outlet pipe of the cleaning and washing water tank 15;
the water inlet pipe of the overflowing ultraviolet sterilizer 26 of the secondary pure water supply pump set 2506 is connected with the water outlet pipe of the secondary pure water tank 20;
the ultrapure water supply pump set 2507 also comprises a polishing mixed bed 28, and a water inlet pipe of an overflowing type ultraviolet sterilizer 26 of the ultrapure water supply pump set 2507 is connected with a water outlet pipe of the deionized water tank 23;
the inlet pipe of the overflowing type ultraviolet sterilizer 26 of the service water supply pump set 2508 is connected with the outlet pipe of the concentrated water recycling water tank 24.
The raw water tank is used for storing raw water. The raw water pump uses water to pressurize raw water flow. Quartz sand filter, active carbon filter, demineralizer, salt dissolving tank group become preprocessing device: the pretreatment method is used for pretreatment of raw water, and comprises the following steps: filtering, softening and the like, and aims to reduce the scaling, blockage and pollution of a subsequent membrane and ensure the long-term stable operation of a membrane system.
A cartridge filter: prevent that fine particle, impurity etc. from entering into the device in the back and causing pollution, jam, soften the water tank: storing raw water passing through the pretreatment device, and performing cartridge filter: preventing quartz sand and active carbon in the pretreatment device from entering the following device to cause blockage. The high-pressure pump and the first-stage reverse osmosis membrane form a first-stage membrane system: the raw water passing through the pretreatment device is filtered again, so that tiny impurities and bacteria in the municipal tap water can be removed.
Direct drinking water tank, water replenishing tank, cleaning and flushing tank, middle pure water tank: the treated purified water is stored, so that the water shortage caused by overlarge water consumption at the drinking point in the water supply device is avoided. The high-pressure pump and the second-stage reverse osmosis form a second-stage membrane system: the water is purified into second-level pure water through secondary reverse osmosis. A second-stage pure water tank: and storing the secondary pure water. Booster pump, EDI equipment: the water is deeply purified and desalted, and the filled resin is continuously regenerated by hydrogen ions and hydroxyl ions generated by water electrolysis. A deionized water tank: and storing the water treated by the EDI equipment. Concentrated water recycling water tank: a water tank for storing concentrated water. A water supply system: the pressure in the pipe network is guaranteed, the water for the high-rise users is convenient to use, the water is guaranteed to be in an automatic circulation state in the pipe network, and the breeding of bacteria in the pipe network is prevented.
The system of the invention has the following working procedures:
the raw water is conveyed to a raw water tank for storage, then conveyed to a pretreatment device by the raw water tank, and is pretreated by a raw water pump in the pretreatment device sequentially through a quartz sand filter, an activated carbon filter and a softener (the softener adds salt from a salt dissolving tank), so that the scaling, blockage and pollution of a subsequent membrane are reduced, and the long-term stable operation of a membrane system is ensured. The cartridge filter prevents sand, carbon and resin in the pretreatment from entering the water tank, wherein one part of water is connected with a group of water supply pump sets through the softened water tank, the softened water is conveyed to a water using point, and the other part of water flows into the membrane system and is purified into pure water through the treatment of the first-stage reverse osmosis membrane. And the purified water flows into a corresponding direct drinking water tank, a water supplementing water tank, a cleaning water tank, a flushing water tank and a middle pure water tank for storage, the middle pure water tank is connected with a security filter, a high-pressure pump and a second-stage reverse osmosis membrane for purification into second-stage pure water, the second-stage pure water is used for storing the second-stage pure water, the second-stage pure water is purified into ultrapure deionized water through a booster pump and EDI equipment, and the deionized water tank is used for. The concentrated water recycling water tank is used for collecting concentrated water generated in the first-stage reverse osmosis membrane.
The water supply system is divided into 8 groups, namely a softened water supply pump group, a direct drinking water supply pump group, a water replenishing supply pump group, a flushing water supply pump group, a cleaning water supply pump group, a secondary pure water supply pump group, an ultrapure water supply pump group and a miscellaneous water supply pump group, wherein each water supply pump group is provided with an overflowing ultraviolet sterilizer 26 and two variable frequency constant pressure water supply pump groups 27, the ultrapure water supply pump group is provided with a polishing mixed bed 28 after the variable frequency constant pressure water supply pump 27, and the polishing mixed bed 28 removes other ions except hydroxide ions in water in an ion replacement mode, so that the water quality standard of ultrapure water is achieved. After all the water supply pump sets pass through the water consumption points, the water is filtered and flows back to the corresponding water tanks through the precision filters 29, and the return water of the service water supply pump sets does not need to be recovered.
The softened water is used for supplying water to a center, a boiler room and an air conditioner. Drinking water spots are used in waiting rooms, tea rooms, offices, nurses' stations, wards and the like. The water replenishing point is used for replenishing water for the acidizing water equipment and the blood dialysis water treatment equipment. The water points for washing are used for brushing hands in an operating room, brushing hands in an obstetrical department and washing infants. The water point for cleaning is used for a central supply room, an endoscope cleaning room and an oral department. The secondary pure water is used in supply rooms and pharmaceutical departments. The ultrapure water is used in clinical laboratory, pathology department and laboratory. The general water is used for fire fighting water supplement, green land irrigation and reclaimed water recovery.
The concentrated water produced by the secondary reverse osmosis and EDI equipment can be used as raw water of the raw water tank.
The water inlet of the softening water tank, the straight drinking water tank, the water replenishing water tank, the cleaning and flushing water tank and the middle pure water tank is provided with a ball valve and an electric valve, so that the water quality partition and automatic control of water inlet and water production can be realized accurately.
Each water consumption point is a circulating pipe network, and the miscellaneous water pipe network is a double pipe. The raw water can be groundwater, rainwater, tap water, etc.; the water source can be non-pressure or pressure, and is provided with a raw water pump for pressurization; the inlet water source is pressurized to the pretreatment device by the raw water pump, enters the reverse osmosis membrane by the high-pressure pump, enters the pure water tank and is supplied by the constant-pressure water supply pump.
The raw water tank, the softened water tank, the direct drinking water tank, the water replenishing tank, the cleaning and flushing water tank, the intermediate pure water tank, the secondary pure water tank, the deionized water tank and the concentrated water recycling water tank are SUS304 stainless steel sterile water tanks. An emptying valve is arranged at the bottom of the water tank, an access hole and a respirator are arranged at the top of the water tank, and an ozone machine is arranged above the softened water tank, the direct drinking water tank, the secondary pure water tank, the deionized water tank and the concentrated water recycling water tank.
The water inlet end of the raw water tank is provided with an electromagnetic valve, when the liquid level in the raw water tank is a low level, the electromagnetic valve is opened, and the water tank starts to feed water. When the liquid level in the raw water tank is high, the electromagnetic valve is closed, and the water tank stops feeding water to prevent water flow from overflowing.
The quartz sand filter, the activated carbon filter, the softener and the membrane shell are all made of 304 stainless steel.
The filter material of the quartz sand filter is quartz sand, and the function of the quartz sand filter is to remove impurities, silt, suspended matters and other substances with larger particles in the raw water.
The filter material of the activated carbon filter is activated carbon, and the activated carbon filter has the function of removing heavy metal components in water.
The softener removes calcium and magnesium ions in water by using sodium type cation exchange resin, reduces the hardness of raw water, and achieves the purpose of softening hard water, thereby avoiding the scale formation phenomenon of carbonate in pipelines, containers and boilers.
The first-stage reverse osmosis membrane and the second-stage reverse osmosis membrane are artificial semipermeable membranes with certain characteristics and are core components of reverse osmosis technology, and the artificial semipermeable membranes are made of simulated biological semipermeable membranes. The principle of reverse osmosis is that under the action of the osmotic pressure higher than that of the solution, other substances are separated from water based on the fact that the substances cannot permeate a semipermeable membrane. The reverse osmosis membrane has a very small membrane pore size, and thus can effectively remove dissolved salts, colloids, microorganisms, organic substances, and the like in water. The system has the advantages of good water quality, low energy consumption, no pollution, simple and double processes, simple and convenient operation and the like.
The first-stage reverse osmosis membrane and the second-stage reverse osmosis membrane are vertically installed, so that the installation space can be reduced, the installation floor area is reduced, and the discharge of waste water and impurities is facilitated. The film shell adopts a superconductive direct current dead-cavity-free butt-joint type film shell, so that the defects of dead cavities, secondary pollution and the like are thoroughly eliminated.
The softening water tank, the straight drinking water tank, the water replenishing water tank, the cleaning and flushing water tank, the middle pure water tank, the secondary pure water tank, the deionized water tank and the concentrated water recycling water tank are internally provided with immersion type ultraviolet lamps, high-quality quartz glass is adopted as a material, the generated ultraviolet intensity is high, the ultraviolet radiation degree is high, the sterilization effect is good, and the service life is long.
The variable-frequency constant-pressure water supply pump is used for standby, and water cut caused by sudden stop of one pump is avoided.
The ozone machine can be started and stopped at any time period, so that the effect of disinfecting the water tank is achieved.
The double-set centralized dual water supply system and the process flow are formed by connecting 304 stainless steel pipelines from left to right in sequence and are communicated with each other.
The double-set centralized dual water supply system and the process flow are operated in a fully automatic control mode, water inlet, water production, water outlet and concentrated water discharge are automatically controlled, and manual watching is not needed.
The two sets of centralized dual water supply systems can be operated by one set independently or by two sets together. Avoiding water cut-off caused by the failure of one set. When the consumable is changed by the equipment, the other set of equipment can also run, so that the effect that the consumable is changed without shutdown is achieved. When the water consumption in a certain time period of the water consumption point is very large, two sets of equipment can be started to produce water together, the water consumption requirement is met, when the water consumption is less and one set of water production equipment can meet the requirement, the other set of equipment stops, and the cost is saved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A central pure water centralized quality-dividing system of a hospital is characterized by consisting of a first water production system (34), a second water production system (35), a third water production system (36) and a water supply system (25);
the first water production system (34) comprises two sets of raw water tanks, a raw water pump, a quartz sand filter, an activated carbon filter, a softener, a salt dissolving tank, a front security filter, a softening water tank, a middle security filter, a high-pressure pump and a first-stage reverse osmosis device;
the second water production system (35) comprises a direct drinking water bucket (13), a water replenishing bucket (14), a cleaning and flushing water tank (15), a middle pure water tank (16), two sets of post-mounted security filters, a high-pressure pump and a secondary reverse osmosis device;
the third water production system (36) comprises a secondary pure water tank (20), a deionized water tank (23), a concentrated water recycling water tank (24), two sets of booster pumps and EDI equipment;
the water supply system (25) is composed of a softened water supply pump set (2501), a direct drinking water supply pump set (2502), a water supplementing supply pump set (2503), a flushing water supply pump set (2504), a cleaning water supply pump set (2505), a secondary pure water supply pump set (2506), an ultrapure water supply pump set (2507) and a service water supply pump set (2508).
2. The central pure water centralized quality-dividing system for hospitals according to claim 1, wherein the raw water tank in the first water production system (34) comprises a first raw water tank (101) and a second raw water tank (102); the raw water pump comprises a first raw water pump (201) and a second raw water pump (202); the quartz sand filter comprises a first quartz sand filter (301) and a second quartz sand filter (302); the carbon filter comprises a first carbon filter (401) and a second carbon filter (402); the softener comprises a first softener (501) and a second softener (502); the salt dissolving tank comprises a first salt dissolving tank (601) and a second salt dissolving tank (602); the pre-, (de) arming filter comprises a first pre-arming filter (701) and a second pre-arming filter (702); the softening water tank comprises a first softening water tank (8) and a second softening water tank (9); the mid-bed security filter comprises a first mid-bed security filter (1001) and a second mid-bed security filter (1002); the high pressure pumps comprise a first high pressure pump (1101) and a second high pressure pump (1102); the primary reverse osmosis device comprises a first primary reverse osmosis device (1201) and a second primary reverse osmosis device (1202); the water inlet pipelines at the top parts of the first softening water tank (8) and the second softening water tank (9) are respectively provided with a ball valve (32) and an electric valve (33), and the insides of the ball valves and the electric valves are respectively provided with an immersion type ultraviolet lamp (31); the top of the first softened water tank (801) is also provided with an ozone machine (30); the first raw water tank (101), the first raw water pump (201), the first quartz sand filter (301), the first activated carbon filter (401), the first softener (501), the first front security filter (701), the first softening water tank (8) and the second softening water tank (9) are connected in series; the second raw water tank (202), the second raw water pump (202), the second quartz sand filter (302), the second activated carbon filter (402), the second softener (502), the second front security filter (702), the first softening water tank (8) and the second softening water tank (9) are connected in series.
3. The central pure water centralized quality-dividing system for hospitals according to claim 2, characterized in that the top water inlet pipelines of the straight drinking water bucket (13), the water replenishing water bucket (14), the cleaning and flushing water tank (15) and the middle pure water tank (16) are all provided with a ball valve (32) and an electric valve (33), and the insides are all provided with an immersion type ultraviolet lamp (31); an ozone machine (30) is arranged outside the direct drinking water bucket (13), the water replenishing water bucket (14) and the cleaning and flushing water tank (15) together;
the post-guarded filters include a first post-guarded filter (1701) and a second post-guarded filter (1702); the high pressure pumps comprise a first high pressure pump (1801) and a second high pressure pump (1802); the secondary reverse osmosis device comprises a first secondary reverse osmosis device (1901) and a second secondary reverse osmosis device (1902);
the water inlet pipes of the direct drinking water bucket (13), the water replenishing water bucket (14), the cleaning and flushing water tank (15) and the middle pure water tank (16) are all connected with the water outlet pipe of the first water producing system (34); two water outlet pipes of the middle pure water tank (16) are respectively connected with a first post security filter (1701), a first high-pressure pump (1801), a first secondary reverse osmosis device (1901), a second post security filter (1702), a second high-pressure pump (1802) and a second secondary reverse osmosis device (1902).
4. The central pure water centralized quality-dividing system for hospitals according to claim 3, wherein the secondary pure water tank (20), the deionized water tank (23) and the concentrated water reuse water tank (24) are all internally provided with immersion type ultraviolet lamps (31) and externally provided with ozone machines (30);
the booster pumps comprise a first booster pump (2101) and a second booster pump (2102); the EDI devices include a first EDI device (2201) and a second EDI device (2202);
two water outlet pipes of the secondary pure water tank (20) are respectively connected with two water inlet pipes of the deionized water tank (23) through a first booster pump (2101), a first EDI device (2201), a second booster pump (2102) and a second EDI device (2202);
and a purified water pipe of the second water production system (35) is connected with a water inlet pipe of the second-stage purified water tank (20), and a concentrated water pipe is connected with a water inlet pipe of the concentrated water reuse water tank (24).
5. The central pure water centralized quality-dividing system of hospital according to claim 4, wherein the softened water supply pump set (2501), the direct drinking water supply pump set (2502), the water replenishing supply pump set (2503), the rinsing supply pump set (2504), the rinsing supply pump set (2505), the secondary pure water supply pump set (2506), the ultrapure water supply pump set (2507) and the service water supply pump set (2508) each comprise an overflow ultraviolet sterilizer (26) and a variable frequency constant pressure supply pump (27); the softened water supply pump set (2501), the direct drinking water supply pump set (2502), the water supplementing water supply pump set (2503), the flushing water supply pump set (2504), the cleaning water supply pump set (2505), the secondary pure water supply pump set (2506) and the ultrapure water supply pump set (2507) respectively comprise a precision filter (29);
a water inlet pipe of an overflowing type ultraviolet sterilizer (26) of the softened water supply pump set (2501) is connected with a water outlet pipe of the first softened water tank (8);
a water inlet pipe of the overflowing type ultraviolet sterilizer (26) of the direct drinking water supply pump set (2502) is connected with a water outlet pipe of the direct drinking water barrel (13);
the water inlet pipe of the overflowing type ultraviolet sterilizer (26) of the water supplementing and supplying pump set (2503) is connected with the water outlet pipe of the water supplementing bucket (14);
a water inlet pipe of an overflowing type ultraviolet sterilizer (26) of the washing water supply pump set (2504) is connected with a water outlet pipe of the washing and washing water tank (15);
a water inlet pipe of an overflowing type ultraviolet sterilizer (26) of the cleaning water supply pump set (2505) is connected with a water outlet pipe of the cleaning and washing water tank (15);
the water inlet pipe of the overflowing ultraviolet sterilizer (26) of the secondary pure water supply pump set (2506) is connected with the water outlet pipe of the secondary pure water tank (20);
the ultrapure water supply pump set (2507) also comprises a polishing mixed bed (28), and a water inlet pipe of an overflowing type ultraviolet sterilizer (26) of the ultrapure water supply pump set (2507) is connected with a water outlet pipe of a deionized water tank (23);
the water inlet pipe of the overflowing type ultraviolet sterilizer (26) of the service water supply pump set (2508) is connected with the water outlet pipe of the concentrated water recycling water tank (24).
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