CN215161788U - Hospital's intelligent central dual water supply system - Google Patents
Hospital's intelligent central dual water supply system Download PDFInfo
- Publication number
- CN215161788U CN215161788U CN202023334991.7U CN202023334991U CN215161788U CN 215161788 U CN215161788 U CN 215161788U CN 202023334991 U CN202023334991 U CN 202023334991U CN 215161788 U CN215161788 U CN 215161788U
- Authority
- CN
- China
- Prior art keywords
- water
- terminal
- primary
- stage
- reverse osmosis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 643
- 230000009977 dual effect Effects 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 67
- 238000012544 monitoring process Methods 0.000 claims abstract description 63
- 238000000746 purification Methods 0.000 claims abstract description 57
- 238000001223 reverse osmosis Methods 0.000 claims description 79
- 238000001914 filtration Methods 0.000 claims description 45
- 239000000460 chlorine Substances 0.000 claims description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 33
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 33
- 229910052801 chlorine Inorganic materials 0.000 claims description 33
- 239000012528 membrane Substances 0.000 claims description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 24
- 239000006004 Quartz sand Substances 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 22
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 13
- 241000894006 Bacteria Species 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 230000000322 hemodialysis Effects 0.000 claims description 11
- 238000005286 illumination Methods 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000001631 haemodialysis Methods 0.000 claims description 10
- 235000020188 drinking water Nutrition 0.000 claims description 9
- 239000003651 drinking water Substances 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- 150000001768 cations Chemical class 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 230000002147 killing effect Effects 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000003242 anti bacterial agent Substances 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000010979 pH adjustment Methods 0.000 claims 1
- 239000000945 filler Substances 0.000 description 15
- 239000010410 layer Substances 0.000 description 11
- 239000012141 concentrate Substances 0.000 description 10
- 238000004659 sterilization and disinfection Methods 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 239000008399 tap water Substances 0.000 description 9
- 235000020679 tap water Nutrition 0.000 description 9
- 230000001580 bacterial effect Effects 0.000 description 8
- 230000002829 reductive effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 6
- 244000005700 microbiome Species 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 125000001309 chloro group Chemical group Cl* 0.000 description 5
- 230000008929 regeneration Effects 0.000 description 5
- 238000011069 regeneration method Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- -1 hydrogen ions Chemical class 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 238000011001 backwashing Methods 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000010612 desalination reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000003957 anion exchange resin Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000006298 dechlorination reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001839 endoscopy Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000271 synthetic detergent Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an intelligent central quality-divided water supply system for hospitals, which comprises a central quality-divided host water production system, a terminal purification and monitoring system and a water using terminal; the central quality-grading main machine water production system at least comprises a primary water production system, a secondary water production system and a tertiary water production system; the tail end purifying and monitoring system comprises a primary tail end purifying and monitoring system, a secondary tail end purifying and monitoring system and a tertiary tail end purifying and monitoring system; according to the water quality requirement, the water using terminals are divided into a primary water using terminal, a secondary water using terminal and a tertiary water using terminal. The utility model discloses a central authorities' branch matter water supply system water utilization efficiency is high, and information-based degree is high, with low costs, effectively guarantees the play water quality of water quality at water terminal, can effectively protect the filter core, can preferentially supply with water emergency water terminal.
Description
Technical Field
The utility model relates to a hospital water supply technical field especially relates to a hospital's intelligence central authorities divide matter water supply system.
Background
Hospitals serve as public service institutions with large energy consumption and pollutant discharge amount, water conservation, energy conservation and emission reduction are realized, and the implementation of green development becomes a consensus of all hospital builders and participants.
The water systems of direct drinking water, acidic oxidation potential water, hemodialysis water, domestic sewage treatment, industrial wastewater treatment, rainwater recycling, hot water and the like in the existing hospital are respectively designed, produced and delivered independently by different professional companies, so that the water systems in the hospital cannot be integrated, and the waste of manpower and material resources can be caused in various links such as relevant communication, design and supplier selection of the water systems, the propulsion of the whole water supply system is influenced, and the construction and management cost of the water supply system is increased.
When water pipeline received external source pollution (blow out, stop water suck-back etc.), the turbidity of running water can the grow, if directly let in filtration system with the too big running water of turbidity and filter, then filtration system's filter core is blockked up very fast, can't effectively filter, needs the renew cartridge to increase running cost.
In addition, if water is cut off in municipal administration or water pipes inside the hospital are exposed, water in each department of the hospital is easily cut off at the same time, the operation of the hospital is seriously affected, particularly in some important departments, and the life risk of a patient is caused if water is cut off.
Secondly, if a centralized water supply system is adopted, because a certain distance exists between each level of pure water tank and each level of water using terminal, the pipeline may be polluted due to various reasons (aeration pipe, water stopping and back suction, etc.), thereby affecting the final effluent quality of each level of water using terminal.
Disclosure of Invention
The utility model aims to solve the technical problem that a hospital's intelligence central authorities divide matter water supply system is provided, water utilization efficiency is high, and is with low costs, effectively guarantees the play water quality of water at water terminal, can effectively protect the filter core, can supply with water priority emergency water terminal.
In order to solve the problems, the utility model provides an intelligent central quality-divided water supply system for hospitals, which comprises a central quality-divided host water production system, a terminal purification and monitoring system and a water using terminal;
the central quality-grading main machine water production system at least comprises a primary water production system, a secondary water production system and a tertiary water production system; the primary water production system comprises a raw water tank, an emergency water-saving device, a filtering device and a primary pure water tank, wherein the raw water tank and the filtering device are connected through at least two parallel pipelines of a main pipeline and an auxiliary pipeline, and the emergency water-saving device is connected to the auxiliary pipeline; the secondary water production system comprises a secondary reverse osmosis device and a secondary pure water tank; the three-level water production system comprises an EDI system and a three-level pure water tank;
the terminal purification and monitoring system at least comprises a primary terminal purification and monitoring system, a secondary terminal purification and monitoring system and a tertiary terminal purification and monitoring system; according to different water quality requirements, the water terminals are at least divided into a first-level water terminal, a second-level water terminal and a third-level water terminal; wherein, the primary tail end purification and monitoring system is arranged between the primary pure water tank and the primary water using terminal; the secondary tail end purification and monitoring system is arranged between the secondary pure water tank and the secondary water using terminal; the three-stage tail end purification and monitoring system is arranged between the three-stage pure water tank and the three-stage water using terminal;
after being treated by a primary water production system and a primary tail end purification and monitoring system, the effluent of a primary water using terminal has TDS less than or equal to 50mg/L and conductivity less than or equal to 15 mu s/cm; after being treated by a primary water production system, a secondary water production system and a secondary tail end purification and monitoring system, the effluent of a secondary water using terminal has the conductivity less than or equal to 5 mu s/cm; after being treated by the first-stage water production system, the second-stage water production system, the third-stage water production system and the third-stage tail end purification and monitoring system, the effluent of the third-stage water using terminal has the conductivity less than or equal to 0.1 mu s/cm.
As an improvement of the scheme, a turbidity sensor and a stacked filter are arranged in the emergency water-saving device;
the main pipeline is provided with a first electromagnetic valve, the auxiliary pipeline is provided with a second electromagnetic valve, and the second electromagnetic valve is arranged in front of the emergency water-saving device.
As an improvement of the scheme, the water using terminals are at least divided into a class I water using terminal, a class II water using terminal and a class III water using terminal according to different water using priority levels and purposes; wherein, the hemodialysis water terminal, the ICU water terminal and the operating room water terminal are the I-grade water terminal; the liquid preparation water terminal, the inspection water terminal and the acid and alkali water terminal are the II-level water terminals; the direct drinking water terminal, the cleaning water terminal and the flushing water terminal are the grade III water terminals;
wherein, be equipped with the one-level circulating pump on the pipeline of one-level pure water case and I level water terminal, be equipped with the second grade circulating pump on the pipeline of second grade pure water case and II level water terminals, be equipped with tertiary circulating pump on the pipeline of tertiary pure water case and III level water terminals.
As an improvement of the scheme, the primary tail end purifying and monitoring system and the secondary tail end purifying and monitoring system respectively comprise a microporous filter, an overflowing ultraviolet sterilizer, an overflowing ozone generator and a tail end water quality monitor which are sequentially arranged; the three-stage tail end purification and monitoring system comprises a microporous filter, an overflowing ultraviolet sterilizer, an overflowing ozone generator, a two-way mixed bed and a tail end water quality monitor which are sequentially arranged.
As the improvement of the proposal, the microporous filter is internally provided with a filter element for filtering out particles with the particle size of more than 0.22 μm in the pure water;
the two-way mixed bed is internally provided with a polishing cation resin filter material for filtering particles with the particle size larger than 0.1 mu m in the pure water;
the wave length of the overflowing type ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
As an improvement of the scheme, the filtering device comprises a quartz sand filter, a residual chlorine removing device, a cartridge filter, a softener and a primary reverse osmosis device which are sequentially connected.
As an improvement of the scheme, the central quality-grading main machine water production system further comprises a primary concentrated water recovery system, a primary reverse osmosis membrane cleaning system and a pH adjusting system; concentrated water generated by the first-stage reverse osmosis device enters a first-stage concentrated water recovery system through a pipeline, and concentrated water generated by the second-stage reverse osmosis device enters a raw water tank through a pipeline; the primary reverse osmosis membrane cleaning system is used for flushing the primary reverse osmosis device; the pH adjusting system is arranged in front of the secondary reverse osmosis device to adjust the pH of the pure water entering the secondary reverse osmosis device to 7.5-8.0. .
As an improvement of the scheme, the residual chlorine removal device comprises an overflowing ultraviolet lamp and an activated carbon filter;
the overflowing type ultraviolet lamp is provided with two wavelength ranges, wherein one wavelength range is 170-200 nm and is used for oxidizing residual chlorine; the other wavelength range is 240-280 nm, and the antibacterial agent is used for killing bacteria.
As an improvement of the scheme, the effluent of the cartridge filter is introduced into a first-stage reverse osmosis device through a first-stage high-pressure pump; the water in the primary pure water tank is introduced into the secondary reverse osmosis device through the secondary high-pressure pump; and water in the secondary pure water tank is introduced into the EDI system through a tertiary high-pressure pump.
As an improvement of the scheme, immersion type ultraviolet sterilizers are arranged in the first-stage pure water tank, the second-stage pure water tank and the third-stage pure water tank;
the wavelength of the immersed ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
Implement the utility model discloses, following beneficial effect has:
the system of the utility model adopts the methods of central water production and three-level quality-divided water supply, effectively meets the water demand of different departments of the hospital, and compared with the water supply system of a single department, the water utilization efficiency of the central quality-divided water supply system of the utility model is high, and can save 40% -50% of water; the energy consumption is low, and 40% of electricity can be reduced; the replacement frequency of consumables is lower, the replacement quantity is less, and consumables can be reduced by 40-50%; the water supply system has the advantages that the space is effectively saved, the filtering device of the central quality-divided main water production system and all levels of pure water tanks are stored in the same equipment room, and the water supply connection of all levels of pure water tanks and all levels of water terminals is realized through pipelines.
The utility model discloses divide into one-level water terminal, second grade water terminal and tertiary water terminal, wherein, after first grade system of making water and first grade end purification and monitoring system handle, the play water of first grade water terminal, TDS is less than or equal to 500mg/L, the conductivity is less than or equal to 15 mus/cm; after being treated by a primary water production system, a secondary water production system and a secondary tail end purification and monitoring system, the effluent of a secondary water using terminal has the conductivity less than or equal to 5 mu s/cm; after being treated by the first-stage water production system, the second-stage water production system, the third-stage water production system and the third-stage tail end purification and monitoring system, the effluent of the third-stage water using terminal has the conductivity less than or equal to 0.1 mu s/cm.
The utility model discloses a central authorities ' branch matter water supply system concentrates the advanced treatment to the running water, makes it reach the quality of water standard that each administrative or technical offices can directly use, and each administrative or technical offices uses is supplied with the pipe network respectively to the subdividing, the utility model discloses set up trunk line and two way parallel pipelines of auxiliary line between former water tank and filter equipment to set up emergent water saving fixtures on the auxiliary line, solve the problem of external source pollution through the emergent water saving fixtures that the cost is lower, effectively guarantee filter equipment's filter core life-span, and reduce the trouble of renew cartridge, and then guarantee water supply system's stability.
The utility model discloses according to the difference of use level and usage, divide into I level water terminal, II level water terminal and III level water terminal with the water terminal at least, if the running water cuts off the water, when former water tank water supply water yield was not enough, the priority guarantee I level water terminal water of water supply system to guarantee the urgent function of hospital.
The utility model discloses an equipment conveying pipeline part adopts the design of circulation backward flow pipe network, and water supply pipe goes out from the pure water case, and the pure water case is got back to the water supply pipe network again, and the secondary pollution problem of bacterium regeneration, microorganism is stopped in the disinfection of regularly circulating.
Drawings
FIG. 1 is a schematic view of the hospital intelligent central dual water supply system of the present invention;
FIG. 2 is a schematic view of the primary end purification and monitoring system of the present invention;
FIG. 3 is a schematic view of the two-stage end purification and monitoring system of the present invention;
fig. 4 is a schematic view of the three-stage terminal purification and monitoring system of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the utility model provides a pair of hospital's intelligence central authorities divide matter water supply system, including central branch matter host computer water system 1, water terminal 2, terminal purification and monitored control system 3 sets up between central branch matter host computer water system 1 and water terminal 2 for purify and monitor the play water quality of water terminal 2.
Specifically, the central quality-based main water production system 1 at least comprises a primary water production system 11, a secondary water production system 12 and a tertiary water production system 13; the primary water production system 11 comprises a raw water tank 111, a filtering device 112, a primary pure water tank 113 and an emergency water saving device 114, wherein the raw water tank 111 and the filtering device 112 are connected in parallel through at least two pipelines, namely a main pipeline 115 and an auxiliary pipeline 116, and the emergency water saving device 114 is connected to the auxiliary pipeline 116; the secondary water production system 12 comprises a secondary reverse osmosis device 121 and a secondary pure water tank 122; the three-stage water production system 13 comprises an EDI system 131 and a three-stage pure water tank 132.
A turbidity sensor and a stacked filter are arranged in the emergency water-saving device 114, and fillers such as filter cotton, ceramic particles, quartz sand and the like are arranged in the stacked filter; the main pipeline 115 is provided with a first electromagnetic valve 1151, the auxiliary pipeline 116 is provided with a second electromagnetic valve 1161, and the second electromagnetic valve 1161 is arranged in front of the emergency water-saving device 114; the filtering device 112 comprises a quartz sand filter 1121, a residual chlorine removing device 1122, a cartridge filter 1123, a softener 1124 and a primary reverse osmosis device 1125 which are connected in sequence.
Former water tank 111 is used for storing municipal tap water, be equipped with turbidity sensor and chlorine residue sensor behind the former water tank 111. When the turbidity sensor arranged behind the raw water tank 111 detects that the turbidity of the tap water in the raw water tank 111 is greater than 5NTU, that is, the pipeline is polluted by external sources (pipe explosion, water cut-off and suck-back and the like), if the tap water with the turbidity greater than 5NTU is directly introduced into the filter device 112, the quartz sand filter 1121 in the filter device 112 is quickly blocked, effective filtration cannot be performed, and the filter element needs to be replaced. And the primary filtering system 11 needs to be shut down for replacing the filter element, which has certain influence on the secondary filtering system 12 and the tertiary filtering system 13 and is time-consuming and labor-consuming. In order to guarantee the filter element life of the filtering device 112, the utility model discloses a cost is lower, influences the problem that the emergent water saving fixtures still less solved the external source pollution.
Specifically, when the turbidity of tap water in the raw water tank 111 is greater than 5NTU, the first electromagnetic valve 1151 is closed, the second electromagnetic valve 1161 is opened, so that water in the raw water tank 111 enters the emergency water-saving device 114 through the auxiliary pipeline 115 for pre-filtering, and water pre-filtered by the emergency water-saving device 114 enters the filtering device 112; and (3) the turbidity of the tap water in the raw water tank 111 lasts for 30min and is less than 5NTU, the first electromagnetic valve 1151 is opened again, the second electromagnetic valve 1161 is closed, and the tap water in the raw water tank 111 enters a normal filtering mode.
Preferably, two sets of filtering devices 112 are provided, and the two sets of filtering devices 112 are connected in parallel; a user can start one or two sets of filtering devices 112 according to the water quality condition; or when the filter element needs to be replaced, the set of filtering devices 112 can be suspended, and the other set of filtering devices 112 can be switched to be used, so as to ensure the continuous water supply.
The quartz sand filter 1121 is internally provided with a plurality of layers of quartz sand fillers, and the particle size of the quartz sand fillers is gradually increased from top to bottom. Preferably, the particle size of the quartz sand filler is 12-16 meshes.
When water flows through the upper layer of quartz sand filler, part of solid suspended substances in the water enter the tiny eyelets formed by the upper layer of quartz sand filler and are intercepted by the surface layer of the filter material under the actions of adsorption and mechanical retention. Meanwhile, the intercepted suspended matters are overlapped and bridged, and the suspended matters in the water are continuously filtered as if a film is formed on the surface of the filter layer, so that the film filtration of the surface layer of the filter material is realized. This filtration is not only present on the surface of the filter layer, but also when water enters the intermediate filter layer, it is also referred to as osmotic filtration. In addition, because the filter materials are closely arranged, when suspended particles in water flow through the bent pore passages in the filter material layer, more opportunities and time are provided for the suspended particles to collide and contact with the surface of the filter materials, and fine particle impurities in the water are intercepted, so that the water is further clarified and purified.
After the quartz sand filter 1121 is used for a period of time, a pressure difference is generated between the upper layer quartz sand filler and the lower layer quartz sand filler, and when the pressure difference generated between the upper layer quartz sand filler and the lower layer quartz sand filler is larger than 0.05-0.1 Mpa, the quartz sand filler needs to be back-flushed by reverse water flow, so that trapped substances in the quartz sand filler are stripped and taken away by the water flow, and the filtering function is recovered.
Preferably, the quartz sand filter 1121 is controlled by an electric valve, the backwashing period is set to 24 hours, the time of each backwashing is 5-10 min, and the work position is set as follows: operation, backwashing and forward washing, the conversion of work positions is automatically recorded by a time controller and the flow direction of inlet and outlet water is controlled, and a water pump is started to carry out large-water-volume washing, thereby realizing automatic control. The quartz sand filler filled in the quartz sand filter 1121 is worn and reduced after being used for a long time, so that the quartz sand filler is replaced or added once in 2-3 years.
Chlorine is the most widely used disinfectant at present, is used as an effective sterilization and disinfection means, is low in price, good in effect and convenient to operate, and is used by more than 80% of water plants in the world at present. Therefore, a certain amount of residual chlorine must be maintained in municipal tap water to ensure the microbiological indicator of the drinking water is safe. When chlorine reacts with organic acids, many carcinogenic by-products are produced, such as chloroform and the like. Chlorine has good effect of killing bacterial cells, and also has serious influence on other organism cells and human body cells. More than a certain amount of chlorine can cause a lot of harm to human body and has an unpleasant odor, commonly called bleaching powder odor.
Reverse osmosis membrane in one-level reverse osmosis unit 1125 and the second grade reverse osmosis unit is destroyed by chlorine the most easily, the utility model discloses set up chlorine residue remove device 1122 before one-level reverse osmosis unit 1125 and reduce the content of the chlorine residue in the aquatic, can prolong the life of one-level reverse osmosis unit 1125, prolong reverse osmosis membrane's change speed to reduce the maintenance cost in later stage.
Residual chlorine removing device 1122 includes residual chlorine sensor, overflowing formula ultraviolet lamp and active carbon filter, wherein, residual chlorine sensor sets up behind former water tank 111 and after setting up demineralizer 1124 for detect the content of aquatic residual chlorine, the utility model discloses can acquire the residual chlorine content of the water around residual chlorine removing device 1122 handles through setting up behind former water tank and setting up the residual chlorine sensor before one-level reverse osmosis membrane, thereby calculate residual chlorine removing device 1122's residual chlorine and get rid of efficiency.
The active carbon filter material is equipped with in the active carbon filter, the particle diameter of active carbon filter material is 8 ~ 16 meshes, and the uniformity coefficient is 1.4 ~ 2.0, the utility model discloses utilize the adsorption characteristic of active carbon to adsorb organic pollutant, microorganism and dissolved oxygen etc. in aquatic on the surface of active carbon, increase the probability of microbial degradation organic pollutant, prolong the dwell time of organic matter, strengthen the biodegradation effect, get rid of active carbon surface adsorption's organic matter, still can get rid of the peculiar smell in aquatic, colourity, heavy metal removal, synthetic detergent and dechlorination etc. in addition, the selection adsorptivity of active carbon not only can adsorb the electrolyte ion, still can make potassium permanganate oxygen Consumption (COD) obtain fine control and reduction.
The utility model discloses be equipped with activated carbon filter before reverse osmosis unit, not only can detach the chlorine residue in the aquatic, can detach the organic pollution of aquatic, further protect reverse osmosis membrane.
Wherein, the active carbon adsorbs residual chlorine, and the adsorption performance is mainly determined by adsorption capacity and adsorption rate. The utility model discloses set up the overflow formula ultraviolet lamp before activated carbon filter and reduce the content of aquatic chlorine residue, can prolong activated carbon filter's life, the change speed of extension filter core to reduce the maintenance cost in later stage.
Specifically, the overflowing type ultraviolet lamp is arranged between the quartz sand filter 1121 and the activated carbon filter, and the overflowing type ultraviolet lamp is provided with two wavelength ranges, wherein one wavelength range is 170-200 nm and is used for oxidizing residual chlorine; the other wavelength range is 240-280 nm, and the antibacterial agent is used for killing bacteria.
The overflowing type ultraviolet lamp is arranged in the water pipe, and ultraviolet rays emitted by the overflowing type ultraviolet lamp are used for oxidizing residual chlorine in water, so that the content of the residual chlorine in the water entering the activated carbon filter is 0.05-0.1 mg/L, and the damage of the residual chlorine to the activated carbon filter and the primary reverse osmosis device 1125 can be reduced.
The utility model discloses a control the illumination intensity of STREAMING ultraviolet lamp and be 70 ~ 90MJ/cm2So that the residual chlorine content of the water entering the activated carbon filter is 0.05-0.1 mg/L; wherein, if the illumination intensity of the over-flow ultraviolet lamp is less than 70MJ/cm2Residual chlorine in the water cannot be effectively oxidized, namely, the content of the residual chlorine in the water entering the activated carbon filter is more than 0.1mg/L, so that the loss of the activated carbon filler and the reverse osmosis membrane is caused, and the filtering effect and the service life of the filtering device are influenced; if the illumination intensity of the over-flow type ultraviolet lamp is more than 90MJ/cm2And the residual chlorine in the water is excessively oxidized, namely the residual chlorine content of the water entering the activated carbon filter is less than 0.05mg/L, so that the residual chlorine content in the water is too low to maintain the effective sterilization effect.
The cartridge filter 1123 is used for filtering out particles with a particle size larger than 5 μm in water to prevent the reverse osmosis high-pressure pump from delivering the particles to the first-stage reverse osmosis device 1125, so as to prevent the reverse osmosis membrane from being punctured, blocked or damaged, and ensure the water passing amount and the effluent quality of the reverse osmosis device.
To increase the recovery of the primary reverse osmosis unit 1125 and prevent carbonate, sulfate and other forms of chemical scaling from occurring on the concentrate side of the primary reverse osmosis unit 1125 (especially the last membrane element in the reverse osmosis pressure vessel), thereby affecting the performance of the membrane elements, the feed water before reverse osmosis treatment must be softened.
The softener 1124 uses a strong acid cation resin to displace calcium and magnesium ions in raw water, and the water flowing out through the apparatus is softened water with extremely low hardness. After adsorbing certain amount of calcium and magnesium ions, the resin must be regenerated, saturated saline water is used to soak the resin to replace the hardness of calcium and magnesium ions in the resin, the softening exchange capacity of the resin is recovered, and the waste liquid is discharged.
The first-stage reverse osmosis device 1125 is composed of reverse osmosis membranes, the pore diameter of the reverse osmosis membranes is less than 1nm, and H is performed under a certain pressure2The O molecule can pass through the reverse osmosis membrane, but inorganic salts, heavy metal ions, organic substances, colloids, bacteria, viruses, and the like in the raw water cannot permeate the reverse osmosis membrane, thereby strictly distinguishing the permeable pure water from the impermeable concentrated water (concentrated water).
One-level reverse osmosis device 1125 is the utility model discloses filter 112's core processing part, for reaching the effluent standard, the utility model discloses according to one-level reverse osmosis device 1125's desalination ability, carry out the preliminary treatment to water in advance, the water after the preliminary treatment thoroughly gets rid of the TOC of difficult getting rid of in the pure water manufacturing process in the past through one-level reverse osmosis device 1125's high desalination performance, SiO2And micro-particles, bacteria and the like, and the water after reverse osmosis treatment can remove more than 99% of soluble solids, more than 99% of organic matters and colloids and almost 100% of bacterial viruses.
Wherein, whether the first-level reverse osmosis device 1125 is designed reasonably or not is directly related to the economic benefits of the operation of the hospital intelligent central dual water supply system, the service life, the operation reliability and the simplicity.
The utility model discloses a reverse osmosis membrane adopts the aromatic group of American pottery formula DOW TM company production cool limb complex film, and the desalination rate of single reverse osmosis membrane is more than 99.0%, the utility model discloses reverse osmosis unit is last to be equipped with the conductivity meter, the conductivity meter is used for the tracking monitoring raw water quality of water, goes out water quality of water.
The second-stage reverse osmosis device 121 has the same structure as the first-stage reverse osmosis device 1125, and is used for further removing inorganic salts, heavy metal ions, organic matters, colloids, bacteria, viruses and the like in water.
The EDI system 131 is removed by exchanging the residual salts in the reverse osmosis membrane pure water with hydrogen ions or hydroxide ions and sending them to the concentrate stream. Wherein the anion exchange resin uses hydroxyl ions (OH) under the action of DC electric field-) To exchange anions in the dissolved salt (e.g. chloride Cl)-) (ii) a Hydrogen ion (H) for cation exchange resin+) To exchange cations (e.g. Na) in dissolved salts+) (ii) a Under the action of an electric potential, ions exchanged onto the resin migrate along the surface of the resin particles and pass through the membrane into the concentrate chamber, the negatively charged ions (e.g., Cl) being attracted by the anode-，OH-) Passes through the anion selective membrane into the adjacent concentrate stream and is blocked by the cation selective membrane, thereby remaining in the concentrate stream, and the cathode attracts cations (such as Na) in the concentrate stream+，H+) The water enters the adjacent concentrated water flow through the cation selective membrane and is blocked by the anion selective membrane, so that the water is remained in the concentrated water flow; as the water flows through the two parallel chambers, ions are removed in the pure water chamber and accumulate in the adjacent concentrate stream, which is then carried away from the membrane block by the concentrate stream.
In the EDI system 131, in the local area with high potential difference, the water decomposed by electrochemical reaction generates a large amount of H+And OH-The resin and the film can be continuously regenerated without adding chemicals, and the water utilization rate is more than or equal to 90 percent.
Specifically, the water terminals 2 are divided into at least a first-stage water terminal 21, a second-stage water terminal 22 and a third-stage water terminal 23 according to the water quality requirement, wherein the first-stage water terminal 21 is connected to the first-stage pure water tank 113, the second-stage water terminal 22 is connected to the second-stage pure water tank 122, and the third-stage water terminal 23 is connected to the third-stage pure water tank 132.
Wherein, the first-stage water using terminal 21 connected with the first-stage pure water tank 113 comprises a direct drinking water using terminal 211, a hemodialysis water using terminal 212, an acid and alkali water using terminal 213, a flushing water using terminal 214, an ICU water using terminal 215 and an operating room water using terminal 216; the secondary water terminal 22 connected with the secondary pure water tank 122 comprises a cleaning water terminal 221 and a liquid preparation water terminal 222; the tertiary water use terminal 23 connected to the tertiary pure water tank 132 includes a check water use terminal 231.
According to different water priority levels and purposes, the water using terminal 2 is at least divided into a grade I water using terminal, a grade II water using terminal and a grade III water using terminal, wherein the hemodialysis water using terminal 212, the ICU water using terminal 215 and the operating room water using terminal 216 are the grade I water using terminals; a liquid preparation water terminal 222, a detection water terminal 231 and an acid-base water terminal 213 are the II-level water terminals; the direct drinking water terminal 211, the washing water terminal 221 and the rinsing water terminal 214 are the class III water terminals.
Wherein, the department provided with the hemodialysis water terminal 212 comprises a hemodialysis center; the department provided with the ICU water using terminal 215 comprises an ICU and an NICU; the department provided with the operating room water terminal 216 includes an operating room; the department provided with a water terminal 222 for liquid preparation comprises a pharmacy department, a static preparation center and a treatment liquid preparation; the departments provided with the inspection water terminal 231 include a pathology department, a laboratory department and a laboratory; the department with the acid-base water terminal 213 comprises a disinfection supply center, an endoscopy department, an oral department and an otorhinolaryngology department; the department provided with the cleaning water terminal 221 comprises a disinfection supply center, an endoscope center, an operation center and an otorhinolaryngology department; the department provided with the flushing water terminal 214 includes a clinical laboratory.
Specifically, according to CJ 94-2005 drinking purified water quality standard, WS 310.1-2016 hospital disinfection supply center part 1 management standard, YY 0572 + 2015 hemodialysis and related treatment water, GB 5749 + 2006 sanitary standard for drinking water, wherein the pH value of the effluent of the primary water terminal 21 is 5.0-8.5, TDS is less than or equal to 50mg/L, and the conductivity is less than or equal to 15 mu s/cm; according to WS 310.2-2016 technical specification for cleaning, disinfecting and sterilizing at part 2 of hospital disinfection supply center and WS 507-2016 technical specification for cleaning and disinfecting of soft endoscope, wherein the pH value of the effluent of the secondary water terminal 22 is 5.0-8.5, and the conductivity is less than or equal to 5 mu s/cm; according to GB/T6682-.
Specifically, the first-stage pure water tank 113, the second-stage pure water tank 122 and the third-stage pure water tank 132 are connected with a first-stage water terminal, a second-stage water terminal and a third-stage water terminal; namely, the first-stage pure water tank 113 is respectively connected with corresponding water using terminals included in a first-stage water using terminal, a second-stage water using terminal and a third-stage water using terminal; similarly, the second-stage pure water tank 122 is respectively connected with corresponding water terminals included in the first-stage water terminal, the second-stage water terminal and the third-stage water terminal; similarly, the three-stage pure water tank 132 is connected to corresponding water terminals included in the class I, class ii, and class iii water terminals, respectively.
Wherein, the first-stage pure water tank 113, the second-stage pure water tank 122 and the third-stage pure water tank 132 are provided with a first-stage circulating pump 24 on the pipeline connected with the first-stage water terminal, a second-stage circulating pump 25 on the pipeline connected with the second-stage water terminal, and a third-stage circulating pump 26 on the pipeline connected with the third-stage water terminal. Namely, the first-stage circulating pump 24 is respectively arranged on the pipelines of the first-stage pure water tank 113, the hemodialysis water terminal 212, the ICU water terminal 215 and the operating room water terminal 216; a second-stage circulating pump 25 is respectively arranged on a pipeline for connecting the first-stage pure water tank 113 with the acid-base water terminal 213, a pipeline for connecting the second-stage pure water tank 122 with the liquid preparation water terminal 222, and a pipeline for connecting the third-stage pure water tank 132 with the inspection water terminal 231; three-stage circulating pumps 26 are arranged on pipelines connected with the direct drinking water terminal 211 and the flushing water terminal 214 of the first-stage pure water tank 113 and the cleaning water terminal 221 of the second-stage pure water tank 122.
If the tap water is cut off and the water supply amount of the original water tank is insufficient, the priority water supply system preferentially ensures the terminal water use of the I-level water; specifically, all water using terminals except the first-level water using terminal are closed, the first-level circulating pump 24 is started, and pure water in pipelines among the first-level pure water tank 113, the second-level water using terminal and the third-level water using terminal flows back to the first-level pure water tank 113, so that the water using of the first-level water using terminals (a hemodialysis water terminal 212, an ICU water using terminal 215 and an operating room water using terminal 216) is ensured, meanwhile, the pure water is prevented from being stored in the pipelines for a long time, and the problems of bacterial regeneration and secondary pollution of microorganisms are avoided; meanwhile, the second-stage circulating pump 25 is started to return the pure water in the pipeline between the second-stage pure water tank 122 and the second-stage water terminal and the third-stage water terminal to the second-stage pure water tank 122, so that the water for the first-stage water terminal is ensured, meanwhile, the pure water is prevented from being stored in the pipeline for a long time, and the problems of bacterial regeneration and secondary pollution of microorganisms are avoided; meanwhile, the three-stage circulation pump 26 is started to return the pure water in the pipeline between the three-stage pure water tank 132 and the II-stage water terminal and the III-stage water terminal to the three-stage pure water tank 132, so as to ensure the water consumption of the I-stage water terminal 21, and simultaneously avoid the situation that the pure water is stored in the pipeline for a long time, and avoid the problems of bacteria regeneration and secondary pollution of microorganisms.
The central quality-grading main machine water production system 1 further comprises a primary concentrated water recovery system 14, a primary reverse osmosis membrane cleaning system 15 and a pH adjusting system 16.
The primary concentrated water recovery system 14 comprises a waste water tank, a sterilizer and a water pump; the outlet water of the cartridge filter 1123 is introduced into a first-stage reverse osmosis device 1125 through a first-stage high-pressure pump 1125, the concentrated water generated by the first-stage reverse osmosis device 1125 is introduced into a waste water tank, the concentrated water in the waste water tank is sterilized by a sterilizer, and then the concentrated water is supplied to water terminals such as hand washing, toilet flushing and the like where the requirement on the water quality is not high through a water pump, so that the utilization efficiency of the water can be improved, and the waste is reduced.
Wherein, the sterilizer is an ultraviolet sterilizer, an ozone sterilizer or a medicine-adding sterilizer, and the utility model is not limited in particular.
The primary reverse osmosis membrane cleaning system 15 comprises a cleaning water tank, a cleaning water pump and a security filter; the cleaning water tank is internally provided with cleaning water for cleaning the reverse osmosis membrane, the cleaning water is filtered by the cartridge filter, and then the cleaning water is introduced into the first-stage reverse osmosis device 1125 through the cleaning water pump to flush the reverse osmosis membrane, so that the filtering effect of the first-stage reverse osmosis device 1125 is improved, and the service life of the first-stage reverse osmosis device 1125 is prolonged.
The pH adjusting system 16 is arranged in front of the secondary reverse osmosis device 121 to adjust the pH value of the pure water entering the secondary reverse osmosis device 121 to 7.5-8.0. If the pH of the pure water entering the secondary reverse osmosis device 121 is too high or too low, the pH affects the reverse osmosis membrane of the secondary reverse osmosis device 121, and affects the filtration effect of the secondary reverse osmosis device 121.
Wherein, the water in the first-stage pure water tank 113 is introduced into the second-stage reverse osmosis device 121 through the second-stage high pressure pump 123, and the concentrated water generated by the second-stage reverse osmosis device 121 is returned to the raw water tank 111 through a pipeline for circular filtration. Even if the water treated by the primary water preparation system 11 is concentrated water generated by the secondary reverse osmosis device 121, the water quality is superior to that of tap water, so that the water can be recycled to the original water tank 111 for circular water supply treatment, the water can be recycled, and the generation of sewage can be reduced.
Wherein, the water in the second-stage pure water tank 122 is introduced into the EDI system 131 through the third-stage high-pressure pump 133.
The pure water entering the first-stage pure water tank 113 through the filtering device 112 has a small impurity content, but in order to avoid bacterial contamination, an immersion type ultraviolet sterilizer is arranged in the first-stage pure water tank 113 to ensure the safety of the water quality in the first-stage pure water tank 113. Preferably, the wavelength of the immersed ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
The pure water entering the second pure water tank 122 through the filtering device 112 and the second reverse osmosis device 121 has a small impurity content, but in order to avoid bacterial contamination, an immersion type ultraviolet sterilizer is provided in the second pure water tank 122 to ensure the safety of the water quality in the second pure water tank 122. Preferably, the wavelength of the immersed ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
The pure water entering the third pure water tank 132 through the filtering apparatus 112, the second reverse osmosis apparatus 121 and the EDI system 131 has a low impurity content, but in order to avoid bacterial contamination, an immersion type ultraviolet sterilizer is provided in the third pure water tank 132 to ensure the safety of the water quality in the third pure water tank. Preferably, the wavelength of the immersed ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
The terminal purification and monitoring system 3 is arranged between the pure water tank and the water terminal 2 to ensure the quality of the outlet water of the water terminal 2. In order to save space, each filter equipment and the pure water case at different levels of central branch matter host computer water production system 1 leave in same equipment room, and the pure water case at different levels and the water terminal at different levels realize through the pipeline that the water supply is connected, because have certain distance between pure water case at different levels and the water terminal at different levels, the pipeline can receive the pollution because of various reasons (expose pipe, stop water suck-back etc.), in order to guarantee the play water quality of water at the water terminal at different levels, the utility model discloses a set up terminal purification and monitored control system and realize.
According to the classification of the central quality-divided host water production system 1 and the water using terminal 2, the terminal purification and monitoring system 3 at least comprises a primary terminal purification and monitoring system 31, a secondary terminal purification and monitoring system 32 and a tertiary terminal purification and monitoring system 33; wherein, the primary terminal purification and monitoring system 31 is arranged between the primary pure water tank 113 and the primary water use terminal 21, namely, the primary terminal purification and monitoring system 31 is arranged on the pipeline connecting the direct drinking water use terminal, the hemodialysis water use terminal, the acid and alkali water use terminal, the flushing water use terminal, the ICU water use terminal and the operating room water use terminal with the primary pure water tank 113; after being treated by the primary water production system 11 and the primary tail end purification and monitoring system 31, the effluent of the primary water utilization terminal 21 has TDS less than or equal to 50mg/L and conductivity less than or equal to 15 mu s/cm.
The secondary end purification and monitoring system 32 is arranged between the secondary pure water tank 122 and the secondary water use terminal 22, namely, the secondary end purification and monitoring system 32 is arranged on a pipeline connecting the cleaning water use terminal and the liquid preparation water use terminal with the secondary pure water tank 122, and after the water is treated by the primary water production system 11, the secondary water production system 12 and the secondary end purification and monitoring system 32, the water discharged from the secondary water use terminal 22 has the conductivity less than or equal to 5 Mus/cm.
The three-stage end purification and monitoring system 33 is arranged between the three-stage pure water tank 132 and the three-stage water terminal 23, namely, the three-stage end purification and monitoring system 33 is arranged on a pipeline connecting the inspection water terminal and the three-stage pure water tank 132; after being treated by the first-stage water production system 11, the second-stage water production system 12, the third-stage water production system 13 and the third-stage tail end purification and monitoring system 33, the effluent of the third-stage water using terminal 23 has the conductivity less than or equal to 0.1 mu s/cm.
Referring to fig. 2 to 4, the primary terminal purification and monitoring system 31 includes a primary microporous filter 311, an overflowing ultraviolet sterilizer 312, an overflowing ozone generator 313 and a terminal water quality monitor 314, which are sequentially disposed; the secondary end purification and monitoring system 32 also comprises a primary microporous filter 321, an overflowing ultraviolet sterilizer 322, an overflowing ozone generator 323 and an end water quality monitor 324; the three-stage end purification and monitoring system 33 comprises a microporous filter 331, an overflowing ultraviolet sterilizer 332, an overflowing ozone generator 333, a two-way mixing bed 334 and an end water quality monitor 335 which are arranged in sequence.
Wherein, the microporous filter 311/321/331 is internally provided with a filter material for filtering particles with the particle size larger than 0.22 μm in pure water, the microporous filter 311/321/331 is used for removing bacteria corpses and particles generated in pipelines in the pure water due to ultraviolet disinfection, and the water quality of effluent water of primary, secondary and tertiary water use terminals is ensured.
The two-way mixed bed 334 is internally provided with a polishing cation resin filter material for filtering particles with the particle size larger than 0.1 mu m in the pure water; the two-way mixed bed 334 is used for removing bacterial corpses and particles generated in pipelines in pure water due to ultraviolet disinfection, and ensures the quality of outlet water of a tertiary water using terminal.
Because the pure water tank and the water using terminal are connected through the pipeline for water supply, in order to ensure the water outlet quality of the water using terminal, the over-flow type ultraviolet sterilizer 312/322/332 is arranged in the pipeline and used for killing bacteria in the pipeline so as to ensure the water outlet quality of the water using terminal. Preferably, the wavelength of the overflowing type ultraviolet sterilizer 312/322/332 is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
Further, the primary end purification and monitoring system 31 further includes an overflow ozone generator 313, the secondary end purification and monitoring system 32 also includes an overflow ozone generator 323, the tertiary end purification and monitoring system 33 also includes an overflow ozone generator 333, and the ozone generated by the overflow ozone generator 313/323/333 can further kill bacteria in water, thereby effectively ensuring the quality of the outlet water at the tail end.
The tail end water quality monitor 314/324/335 is respectively used for monitoring the effluent quality of the primary water terminal 21, the secondary water terminal 22 and the tertiary water terminal 23.
The system of the utility model adopts the methods of central water production and three-level quality-divided water supply, effectively meets the water demand of different departments of the hospital, and compared with the water supply system of a single department, the water utilization efficiency of the central quality-divided water supply system of the utility model is high, and can save 40% -50% of water; the energy consumption is low, and 40% of electricity can be reduced; the replacement frequency of consumables is lower, the replacement quantity is less, and consumables can be reduced by 40-50%; the water supply system has the advantages that the space is effectively saved, each filtering device and each level of pure water tank of the central quality-divided main water production system are stored in the same equipment room, and the water supply connection of each level of pure water tank and each level of water terminal is realized through pipelines.
The utility model discloses divide into one-level water terminal, second grade water terminal and tertiary water terminal, wherein, after first grade system of making water and first grade end purification and monitoring system handle, the play water of first grade water terminal, TDS is less than or equal to 50mg/L, the conductivity is less than or equal to 15 mus/cm; after being treated by a primary water production system, a secondary water production system and a secondary tail end purification and monitoring system, the effluent of a secondary water using terminal has the conductivity less than or equal to 5 mu s/cm; after being treated by the first-stage water production system, the second-stage water production system, the third-stage water production system and the third-stage tail end purification and monitoring system, the effluent of the third-stage water using terminal has the conductivity less than or equal to 0.1 mu s/cm.
The utility model discloses a central authorities ' branch matter water supply system concentrates the advanced treatment to the running water, makes it reach the quality of water standard that each administrative or technical offices can directly use, and each administrative or technical offices uses is supplied with the pipe network respectively to the subdividing, the utility model discloses set up trunk line and two way parallel pipelines of auxiliary line between former water tank and filter equipment to set up emergent water saving fixtures on the auxiliary line, solve the problem of external source pollution through the emergent water saving fixtures that the cost is lower, effectively guarantee filter equipment's filter core life-span, and reduce the trouble of renew cartridge, and then guarantee water supply system's stability.
The utility model discloses according to the difference of use level and usage, divide into I level water terminal, II level water terminal and III level water terminal with the water terminal at least, if the running water cuts off the water, when former water tank water supply water yield was not enough, the priority guarantee I level water terminal water of water supply system to guarantee the urgent function of hospital.
The utility model discloses an equipment conveying pipeline part adopts the design of circulation backward flow pipe network, and water supply pipe goes out from the pure water case, and the pure water case is got back to the water supply pipe network again, and the secondary pollution problem of bacterium regeneration, microorganism is stopped in the disinfection of regularly circulating.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (10)
1. An intelligent central quality-based water supply system for hospitals is characterized by comprising a central quality-based host water production system, a tail end purification and monitoring system and a water using terminal;
the central quality-grading main machine water production system at least comprises a primary water production system, a secondary water production system and a tertiary water production system; the primary water production system comprises a raw water tank, an emergency water-saving device, a filtering device and a primary pure water tank, wherein the raw water tank and the filtering device are connected through at least two parallel pipelines of a main pipeline and an auxiliary pipeline, and the emergency water-saving device is connected to the auxiliary pipeline; the secondary water production system comprises a secondary reverse osmosis device and a secondary pure water tank; the three-level water production system comprises an EDI system and a three-level pure water tank;
the terminal purification and monitoring system at least comprises a primary terminal purification and monitoring system, a secondary terminal purification and monitoring system and a tertiary terminal purification and monitoring system; according to different water quality requirements, the water terminals are at least divided into a first-level water terminal, a second-level water terminal and a third-level water terminal; wherein, the primary tail end purification and monitoring system is arranged between the primary pure water tank and the primary water using terminal; the secondary tail end purification and monitoring system is arranged between the secondary pure water tank and the secondary water using terminal; the three-stage tail end purification and monitoring system is arranged between the three-stage pure water tank and the three-stage water using terminal;
after being treated by a primary water production system and a primary tail end purification and monitoring system, the effluent of a primary water using terminal has TDS less than or equal to 50mg/L and conductivity less than or equal to 15 mu s/cm; after being treated by a primary water production system, a secondary water production system and a secondary tail end purification and monitoring system, the effluent of a secondary water using terminal has the conductivity less than or equal to 5 mu s/cm; after being treated by the first-stage water production system, the second-stage water production system, the third-stage water production system and the third-stage tail end purification and monitoring system, the effluent of the third-stage water using terminal has the conductivity less than or equal to 0.1 mu s/cm.
2. The hospital intelligent central dual water supply system according to claim 1, wherein a turbidity sensor and a stacked filter are provided in the emergency water saving device;
the main pipeline is provided with a first electromagnetic valve, the auxiliary pipeline is provided with a second electromagnetic valve, and the second electromagnetic valve is arranged in front of the emergency water-saving device.
3. The hospital intelligent central dual water supply system according to claim 1, wherein said water terminals are classified into at least class i, class ii and class iii water terminals according to their water priority and usage; wherein, the hemodialysis water terminal, the ICU water terminal and the operating room water terminal are the I-grade water terminal; the liquid preparation water terminal, the inspection water terminal and the acid and alkali water terminal are the II-level water terminals; the direct drinking water terminal, the cleaning water terminal and the flushing water terminal are the grade III water terminals;
wherein, be equipped with the one-level circulating pump on the pipeline of one-level pure water case and I level water terminal, be equipped with the second grade circulating pump on the pipeline of second grade pure water case and II level water terminals, be equipped with tertiary circulating pump on the pipeline of tertiary pure water case and III level water terminals.
4. The hospital intelligent central dual water supply system according to claim 1, wherein the primary and secondary terminal purification and monitoring systems each comprise a microporous filter, an overflowing ultraviolet sterilizer, an overflowing ozone generator and a terminal water quality monitor, which are arranged in sequence; the three-stage tail end purification and monitoring system comprises a microporous filter, an overflowing ultraviolet sterilizer, an overflowing ozone generator, a two-way mixed bed and a tail end water quality monitor which are sequentially arranged.
5. The hospital intelligent central dual water supply system according to claim 4, wherein said microporous filter is provided with a filter element for filtering out particles with a particle size greater than 0.22 μm in pure water;
the two-way mixed bed is internally provided with a polishing cation resin filter material for filtering particles with the particle size larger than 0.1 mu m in the pure water;
the wave length of the overflowing type ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
6. The hospital intelligent central dual water supply system according to claim 1, wherein said filtering means comprises a quartz sand filter, a residual chlorine removal device, a cartridge filter, a softener and a primary reverse osmosis device connected in series.
7. The hospital intelligent central water quality-grading system according to claim 6, wherein the central water quality-grading host water production system further comprises a primary concentrated water recovery system, a primary reverse osmosis membrane cleaning system and a pH adjustment system; concentrated water generated by the first-stage reverse osmosis device enters a first-stage concentrated water recovery system through a pipeline, and concentrated water generated by the second-stage reverse osmosis device enters a raw water tank through a pipeline; the primary reverse osmosis membrane cleaning system is used for flushing the primary reverse osmosis device; the pH adjusting system is arranged in front of the secondary reverse osmosis device to adjust the pH of the pure water entering the secondary reverse osmosis device to 7.5-8.0.
8. The hospital intelligent central dual water supply system according to claim 6, wherein said residual chlorine removal device comprises an over-flow ultraviolet lamp and an activated carbon filter;
the overflowing type ultraviolet lamp is provided with two wavelength ranges, wherein one wavelength range is 170-200 nm and is used for oxidizing residual chlorine; the other wavelength range is 240-280 nm, and the antibacterial agent is used for killing bacteria.
9. The hospital intelligent central dual water supply system according to claim 6, wherein the outlet water of the cartridge filter is passed by a primary high pressure pump into a primary reverse osmosis device; the water in the primary pure water tank is introduced into the secondary reverse osmosis device through the secondary high-pressure pump; and water in the secondary pure water tank is introduced into the EDI system through a tertiary high-pressure pump.
10. The hospital intelligent central dual water supply system according to claim 1, wherein the primary pure water tank, the secondary pure water tank and the tertiary pure water tank are provided with immersed ultraviolet sterilizers;
the wavelength of the immersed ultraviolet sterilizer is 240-280 nm, and the illumination intensity is 150-250 MJ/cm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334991.7U CN215161788U (en) | 2020-12-30 | 2020-12-30 | Hospital's intelligent central dual water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334991.7U CN215161788U (en) | 2020-12-30 | 2020-12-30 | Hospital's intelligent central dual water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215161788U true CN215161788U (en) | 2021-12-14 |
Family
ID=79399951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023334991.7U Active CN215161788U (en) | 2020-12-30 | 2020-12-30 | Hospital's intelligent central dual water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215161788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850983A (en) * | 2020-12-30 | 2021-05-28 | 佛山市雅洁源科技股份有限公司 | Hospital's intelligent central dual water supply system |
-
2020
- 2020-12-30 CN CN202023334991.7U patent/CN215161788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850983A (en) * | 2020-12-30 | 2021-05-28 | 佛山市雅洁源科技股份有限公司 | Hospital's intelligent central dual water supply system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10407332B2 (en) | Biological wastewater treatment system containing a salt-rejecting membrane filter and recycle conduit | |
| CN101514060B (en) | Device for treating emergency drinking water | |
| CN112591964A (en) | A hospital emergency water supply system | |
| CN214422434U (en) | Hospital's central dual water supply system | |
| CN204848541U (en) | Pure water processing system | |
| CN111470686A (en) | Drinking water defluorination purification treatment process and equipment | |
| CN214360688U (en) | Medical pure water cleaning system | |
| CN214422435U (en) | Hospital terminal purification and monitoring system | |
| CN215559603U (en) | Hospital emergency water supply system | |
| CN201395538Y (en) | Emergency drinking water treatment equipment | |
| CN113105043A (en) | Pipeline direct drinking water treatment system | |
| CN112850983A (en) | Hospital's intelligent central dual water supply system | |
| CN105668871B (en) | A kind of micro- discharge water purification machine | |
| CN214497671U (en) | Hospital priority water supply system | |
| CN214422436U (en) | Hospital emergency water saving system | |
| JP5126772B2 (en) | Water treatment system and method | |
| CN209052474U (en) | A kind of RO film purifier that no waste water generates | |
| KR200353265Y1 (en) | Drinking water purifier with disinfection system | |
| CN218491594U (en) | Biochemical sewage recycling system | |
| CN112591950A (en) | Hospital water monitoring system based on Internet of things | |
| CN112591963A (en) | Hospital terminal purification and monitoring system | |
| CN105692975B (en) | Micro- discharge water purification machine | |
| CN215440013U (en) | High pure water device | |
| CN212655605U (en) | Drinking water disinfection device | |
| CN111573924B (en) | Drinking water disinfection device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |