CN110937709A - Complete set of purification and water supply system for catering kitchen of enterprise - Google Patents

Complete set of purification and water supply system for catering kitchen of enterprise Download PDF

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Publication number
CN110937709A
CN110937709A CN201911372755.3A CN201911372755A CN110937709A CN 110937709 A CN110937709 A CN 110937709A CN 201911372755 A CN201911372755 A CN 201911372755A CN 110937709 A CN110937709 A CN 110937709A
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China
Prior art keywords
water
pressure
membrane
unit
low
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CN201911372755.3A
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Chinese (zh)
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CN110937709B (en
Inventor
张斗宏
杨正磊
陈生勇
张富茗
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Shanghai Mingyang Water Purification Equipment Co Ltd
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Shanghai Mingyang Water Purification Equipment Co Ltd
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Priority to CN201911372755.3A priority Critical patent/CN110937709B/en
Publication of CN110937709A publication Critical patent/CN110937709A/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/04Domestic or like local pipe systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
    • E03B7/072Arrangement of flowmeters
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
    • E03B7/074Arrangement of water treatment devices
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
    • E03B7/078Combined units with different devices; Arrangement of different devices with respect to each other
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/06Pressure conditions
    • C02F2301/066Overpressure, high pressure

Abstract

The invention discloses a complete set of purification water supply system for an enterprise catering kitchen, which comprises a water supply unit, a primary filtering unit, a control unit, a secondary filtering unit, a primary water using unit, a secondary water using unit and a storage unit, wherein the water supply unit is connected with the primary filtering unit; the water supply unit is connected with the primary filtering unit, the primary filtering unit is connected with the pressurizing unit, the control unit is electrically connected with the primary filtering unit and the pressurizing unit, the pressurizing unit is connected with the secondary filtering unit, the secondary filtering unit is connected with the storage unit, and the storage unit is respectively connected with the primary water using unit and the secondary water using unit; the water purification system can effectively ensure that the water supply amount of the water purification system is sufficient, so that a user can use a water source more stably, the phenomenon of closed loop is reduced, the water source can be normally used in a water peak period, the recycling system is more stable, and the continuous water use of the user is ensured.

Description

Complete set of purification and water supply system for catering kitchen of enterprise
Technical Field
The invention belongs to the technical field of water supply systems, and particularly relates to a complete set of purification water supply system for an enterprise catering kitchen.
Background
Enterprises, catering, kitchens and other water consumption units need to ensure that water sources are clean and pollution-free; however, the water used in some unit kitchens is directly sourced from tap water without any filtration; some water consumption units have own purification systems, and water sources conveyed from tap water pass through the own purification systems, so that the water consumption links of the water consumption units are in a safe and pollution-free requirement, and the drinking level can be reached.
However, the water supply amount of the water purification system can not be kept up with the water supply amount, even if the water amount is enough, the system has a closed loop phenomenon, so that the discharge amount of purified concentrated water is too high, the proportion of drinkable water after purification is too low, concentrated water directly flows into a sewer to cause innocent waste, and meanwhile, the main body equipment has large volume, is not beneficial to installation and has high purchase cost and maintenance cost; meanwhile, the proportion of concentrated water to drinking water after purification of the existing water purification equipment is 3:1 and even exceeds 5:1, namely at least three tons of concentrated water are lost and wasted behind one ton of drinking water generated after purification, and the problem of resource waste is greatly solved.
Disclosure of Invention
The invention aims to provide a complete set of purification water supply system for catering kitchens of enterprises, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a complete set of purification water supply system for catering kitchens of enterprises comprises a water supply unit, a primary filtering unit, a control unit, a secondary filtering unit, a primary water using unit, a secondary water using unit and a storage unit;
the water supply unit is connected with the primary filtering unit, the primary filtering unit is connected with the pressurizing unit, the control unit is electrically connected with the primary filtering unit and the pressurizing unit, the pressurizing unit is connected with the secondary filtering unit, the secondary filtering unit is connected with the storage unit, and the storage unit is respectively connected with the primary water using unit and the secondary water using unit;
the water supply unit comprises a raw water tank and a raw water pump, wherein one end of the raw water tank is connected with the input end of tap water, the output end of the raw water tank is connected with the input end of the raw water pump, and the output end of the raw water pump is connected with the primary filtering unit;
the primary filtering unit comprises PP cotton, a low-pressure valve and granular carbon, and a water source output by the raw water pump sequentially passes through the PP cotton, the low-pressure valve and the granular carbon;
the control unit comprises a water inlet electromagnetic valve which is electrically connected with the primary filtering unit and the secondary filtering unit respectively;
the second-stage filtration unit is provided with A, B two equal channels, the channel A comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, the channel B comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, and the low-pressure RO membrane is provided with two output ends;
the storage unit comprises an RO clean water tank and a concentrated water tank, the RO clean water tank is respectively connected with one output end of the low-pressure RO membrane of the channel A and one output end of the low-pressure RO membrane of the channel B, and the concentrated water tank is sequentially connected with the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B;
the RO water purification tank is sequentially connected with the one-way valve, the high-pressure sensor, the water purification tank and the purified water booster pump;
furthermore, the secondary water using unit comprises a regulating valve, and regulating valves are arranged between the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B and the concentrated water tank.
Furthermore, an automatic water replenishing level switch is arranged in the raw water tank and used for storing water inside the raw water tank, and when the water source inside the raw water tank drops to a set height, the automatic water replenishing level switch is turned on, and the water source inside the raw water tank is filled.
Furthermore, the PP cotton is used for filtering silt, rust and other particulate impurities in the water, and the granular carbon is used for adsorbing residual chlorine and heterochromous foreign matters in the tap water.
Further, the high pressure RO membrane is used for getting rid of aquatic bacterium, virus, heavy metal, pesticide chemical fertilizer residue, the low pressure RO membrane is used for getting rid of bacterium, virus, heavy metal pest in the concentrated aquatic.
Furthermore, the high-pressure pump is used for pressurizing the raw water to reach the pressure required by reverse osmosis membrane water production.
Furthermore, the check valve is used for controlling the water flow direction of the pure water and preventing the water source entering the water purifying tank from flowing back to the low-pressure RO membrane.
Furthermore, the high-pressure RO membrane and the low-pressure RO membrane are provided with automatic flushing valves and are used for flushing the high-pressure RO membrane and the low-pressure RO membrane at regular time when the machine is started up every time, so that the service life of the membranes is prolonged, and the water quality is ensured.
Furthermore, the concentrated water tank is also provided with a bypass valve, when the concentrated water tank runs out of water, the bypass valve with one end connected with tap water is opened to ensure normal water use.
Further, the concentrated water tank still is equipped with the overflow mouth, when concentrated water tank was full, the RO membrane was still making water at normal work, concentrated water tank accessible overflow mouth discharges, guarantees that the concentrated water tank can normally supply water.
Furthermore, a high-pressure sensor is arranged at the top end inside the water purifying tank, and is used for automatically cutting off the power and immediately stopping when the water purifying tank is full of water, so that the original water tank does not continuously supply water; the inside bottom position department of water purification case is equipped with low pressure sensor, and when the water purification case reached low water level, the raw water pump automatic start was started and is made water.
Compared with the prior art, the invention has the beneficial effects that:
1. the water purifying system can effectively ensure that the water supply amount of the water purifying system is sufficient, so that a user can use a water source more stably, the phenomenon of closed loop is reduced, the water source in a peak time period of water consumption can be used normally, and meanwhile, the water can be stored in a low peak time period of water consumption, so that the continuous water consumption of the user is ensured to be more stable.
2. The invention greatly saves water resources, and the purified water source can enable the purified drinking water and the concentrated water to reach two-to-one ratio, which means that two tons of drinking water generated after purification generate one ton of concentrated water, and the concentrated water is used for domestic washing and is used for non-domestic water such as flushing a toilet and the like for kitchen sanitation, thereby ensuring that the water source is not wasted, saving resources and reducing the economic cost of users.
3. The invention is easy to install, greatly saves time, has high use and economic value, ensures that each user can drink healthy water, reduces the problem of confusion of diseases caused by drinking water, has low maintenance cost and small occupied area for equipment installation, has the advantages of small volume, high quality and low price, is convenient to control the cost, is beneficial to popularization and improves the economic benefit and the practical value.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a schematic flow diagram of a purified water source according to the present invention;
fig. 3 is a circuit diagram of the present invention.
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 to 3, the present invention provides a technical solution: a complete set of purification water supply system for catering kitchens of enterprises comprises a water supply unit, a primary filtering unit, a control unit, a secondary filtering unit, a primary water using unit, a secondary water using unit and a storage unit;
the water supply unit is connected with the primary filtering unit, the primary filtering unit is connected with the pressurizing unit, the control unit is electrically connected with the primary filtering unit and the pressurizing unit, the pressurizing unit is connected with the secondary filtering unit, the secondary filtering unit is connected with the storage unit, and the storage unit is respectively connected with the primary water using unit and the secondary water using unit;
the water supply unit comprises a raw water tank and a raw water pump, wherein one end of the raw water tank is connected with the input end of tap water, the output end of the raw water tank is connected with the input end of the raw water pump, and the output end of the raw water pump is connected with the primary filtering unit;
the primary filtering unit comprises PP cotton, a low-pressure valve and granular carbon, and a water source output by the raw water pump sequentially passes through the PP cotton, the low-pressure valve and the granular carbon;
the control unit comprises a water inlet electromagnetic valve which is electrically connected with the primary filtering unit and the secondary filtering unit respectively;
the second-stage filtration unit is provided with A, B two equal channels, the channel A comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, the channel B comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, and the low-pressure RO membrane is provided with two output ends;
the storage unit comprises an RO clean water tank and a concentrated water tank, the RO clean water tank is respectively connected with one output end of the low-pressure RO membrane of the channel A and one output end of the low-pressure RO membrane of the channel B, and the concentrated water tank is sequentially connected with the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B;
the primary water using unit comprises a one-way valve, a high-pressure sensor, a purified water tank and a purified water booster pump, wherein the RO purified water tank is sequentially connected with the one-way valve, the high-pressure sensor, the purified water tank and the purified water booster pump;
the secondary water using unit comprises a regulating valve, and regulating valves are arranged between the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B and the concentrated water tank.
The automatic water replenishing water level switch is arranged in the original water tank and used for storing water inside the original water tank, and when the water source inside the original water tank drops to a set height, the automatic water replenishing water level switch is turned on, and the water source inside the original water tank is filled with water.
The PP cotton is used for filtering granular impurities such as silt, rust and the like in water, and the granular carbon is used for adsorbing residual chlorine and heterochromous foreign matters in tap water.
The high-pressure RO membrane is used for removing bacteria, viruses, heavy metals and pesticide and fertilizer residues in water, and the low-pressure RO membrane is used for removing bacteria, viruses and heavy metal harmful substances in concentrated water.
The high-pressure pump is used for pressurizing raw water and reaches the pressure required by reverse osmosis membrane water production.
And the one-way valve is used for controlling the water flow direction of the pure water and preventing the water source entering the water purifying tank from flowing back to the low-pressure RO membrane.
The high-pressure RO membrane and the low-pressure RO membrane are provided with automatic flushing valves and are used for flushing the high-pressure RO membrane and the low-pressure RO membrane at regular time when the machine is started up every time, the service life of the membranes is prolonged, and the water quality is ensured.
The concentrated water tank is also provided with a bypass valve, when the concentrated water tank runs out of water, the bypass valve with one end connected with tap water is opened to ensure normal water use.
The concentrated water tank still is equipped with the overflow mouth, and when concentrated water tank was full, the RO membrane was still making water at normal work, and concentrated water tank accessible overflow mouth discharges, guarantees that the concentrated water tank can normally supply water.
The high-pressure sensor is arranged at the top end inside the water purifying tank and used for automatically cutting off the power supply and immediately stopping when the water purifying tank is full of water, so that the original water tank does not continuously supply water; the inside bottom position department of water purification case is equipped with low pressure sensor, and when the water purification case reached low water level, raw water pump automatic start and start system water, the water purification case still is equipped with float and suppresses the position switch, and when high pressure sensor malfunctioning, float suppresses the position switch automatic cutout power.
The working principle and the using process of the invention are as follows: one side of tap water is connected with a raw water tank, so that the interior of the raw water tank is always at a required water source height, meanwhile, an automatic water supplementing water level switch is arranged in the raw water tank, when the water source in the raw water tank drops to a set height, the automatic water supplementing water level switch is turned on, the water source in the raw water tank is filled, a raw water pump is arranged on the outer side of the raw water tank and used for pressurizing the water source in the raw water tank, so that the water source in the raw water tank can be conveyed to a required place through the raw water pump, the water source in the raw water tank passes through PP cotton and granular carbon through the raw water pump in sequence to achieve the effect of primary filtration, then the purified water source is conveyed to A, B two channels of a secondary filtration unit through a high-pressure pump, so that the purification efficiency of the drinking water level water source after the water source purification is high, the purified drinking water source is stored in, the concentrated water after passing through the RO membrane can be stored to the concentrated water tank in for supply water to the secondary water, the RO membrane is equipped with hydrostatic pressure table and manual washing valve, is used for observing and washing industry RO membrane, and the washing time can be defined by oneself, and all can to a week one day.
Although the embodiments of the present invention have been shown and described, the scope of the present invention is not limited thereto, and it should be understood that various changes, modifications, substitutions and alterations can be made by those skilled in the art without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a be used for enterprise's food and beverage kitchen complete set to purify water supply system which characterized in that: comprises a water supply unit, a primary filtering unit, a control unit, a secondary filtering unit, a primary water using unit, a secondary water using unit and a storage unit;
the water supply unit is connected with the primary filtering unit, the primary filtering unit is connected with the pressurizing unit, the control unit is electrically connected with the primary filtering unit and the pressurizing unit, the pressurizing unit is connected with the secondary filtering unit, the secondary filtering unit is connected with the storage unit, and the storage unit is respectively connected with the primary water using unit and the secondary water using unit;
the water supply unit comprises a raw water tank and a raw water pump, wherein one end of the raw water tank is connected with the input end of tap water, the output end of the raw water tank is connected with the input end of the raw water pump, and the output end of the raw water pump is connected with the primary filtering unit;
the primary filtering unit comprises PP cotton, a low-pressure valve and granular carbon, and a water source output by the raw water pump sequentially passes through the PP cotton, the low-pressure valve and the granular carbon;
the control unit comprises a water inlet electromagnetic valve which is electrically connected with the primary filtering unit and the secondary filtering unit respectively;
the second-stage filtration unit is provided with A, B two equal channels, the channel A comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, the channel B comprises a booster pump, a high-pressure RO membrane and a low-pressure RO membrane, the purified water source of the granular carbon is sequentially connected with the high-pressure RO membrane and the low-pressure RO membrane through the booster pump, and the low-pressure RO membrane is provided with two output ends;
the storage unit comprises an RO clean water tank and a concentrated water tank, the RO clean water tank is respectively connected with one output end of the low-pressure RO membrane of the channel A and one output end of the low-pressure RO membrane of the channel B, and the concentrated water tank is sequentially connected with the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B;
the RO water purification tank is sequentially connected with the one-way valve, the high-pressure sensor, the water purification tank and the purified water booster pump;
the secondary water unit comprises a regulating valve, and regulating valves are arranged between the other output end of the low-pressure RO membrane of the channel A and the other output end of the low-pressure RO membrane of the channel B and the concentrated water tank.
2. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the automatic water replenishing water level switch is arranged in the original water tank and used for storing water inside the original water tank, and when the water source inside the original water tank drops to a set height, the automatic water replenishing water level switch is turned on, and the water source inside the original water tank is filled with water.
3. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the PP cotton is used for filtering granular impurities such as silt, rust and the like in water, and the granular carbon is used for adsorbing residual chlorine and heterochromous foreign matters in tap water.
4. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the high-pressure RO membrane is used for removing bacteria, viruses, heavy metals and pesticide and fertilizer residues in water, and the low-pressure RO membrane is used for removing bacteria, viruses and heavy metal harmful substances in concentrated water.
5. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the high-pressure pump is used for pressurizing raw water and reaches the pressure required by reverse osmosis membrane water production.
6. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the check valve is used for controlling the water flow direction of the pure water and preventing a water source entering the water purifying tank from flowing back to the low-pressure RO membrane.
7. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the high-pressure RO membrane and the low-pressure RO membrane are provided with automatic flushing valves and are used for flushing the high-pressure RO membrane and the low-pressure RO membrane at regular time when the machine is started up every time, the service life of the membranes is prolonged, and the water quality is ensured.
8. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the concentrated water tank is also provided with a bypass valve, and when the concentrated water tank runs out of water, the bypass valve with one end connected with tap water is opened to ensure normal water use.
9. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the concentrated water tank still is equipped with the overflow mouth, when concentrated water tank was full, the RO membrane was still making water at normal work, concentrated water tank accessible overflow mouth discharges, guarantees that concentrated water tank can normally supply water.
10. The complete set of purified water supply system for catering kitchens of enterprises according to claim 1, characterized in that: the high-pressure sensor is arranged at the top end inside the water purifying tank and used for automatically cutting off the power supply and immediately stopping when the water purifying tank is full of water, so that the original water tank does not continuously supply water; the inside bottom position department of water purification case is equipped with low pressure sensor, and when the water purification case reached low water level, the raw water pump automatic start was started and is made water.
CN201911372755.3A 2019-12-24 2019-12-24 Complete set of purification and water supply system for catering kitchen of enterprise Active CN110937709B (en)

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Publication number Priority date Publication date Assignee Title
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CN201952300U (en) * 2011-03-01 2011-08-31 刘进学 Energy-saving reverse osmosis water purifier
WO2013065358A1 (en) * 2011-11-04 2013-05-10 株式会社タカギ Water purification apparatus and water purification system
CN203187470U (en) * 2013-04-26 2013-09-11 深圳市金利源净水设备有限公司 Domestic water purification machine capable of circularly utilizing wastewater
CN204356164U (en) * 2014-12-30 2015-05-27 中国科学院深圳先进技术研究院 A kind of water treatment device for high intensity focused ultrasound and Controlling System
CN108658326A (en) * 2017-03-30 2018-10-16 上海茗洋净水设备有限公司 A kind of convenient reverse osmosis water full set water system of high-efficiency water-saving

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Title
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