CN206886812U - A kind of fresh water softens purifying processing device - Google Patents

Abstract

The utility model relates to the technical field of drinking water treatment, in particular to a fresh water softening and purification treatment device; the utility model includes a raw water treatment mechanism, a pretreatment mechanism, a reverse osmosis mechanism and a constant pressure water supply mechanism connected in sequence; the reverse osmosis mechanism includes sequentially connected A high-pressure pump and a reverse osmosis tank, the reverse osmosis tank is provided with a reverse osmosis membrane, and the reverse osmosis tank communicates with the sewage outlet through the first sewage pipe; in the utility model, the raw water treatment mechanism is connected to the water source, and the pretreatment mechanism removes the suspended After removing substances and impurities, it is passed into the reverse osmosis tank through a high-pressure pump, and the reverse osmosis membrane in the reverse osmosis tank is used to block and separate inorganic salts and organic substances in the water source, and the permeated pure water is passed into the constant pressure water supply mechanism. Then transport it to the water supply pipeline for water supply.

Description

A fresh water softening and purification treatment device

technical field

The utility model relates to the technical field of drinking water treatment, in particular to a fresh water softening and purification treatment device.

Background technique

Since the 1990s, due to the increasingly serious environmental pollution, the deterioration of water quality, the decline of tap water quality and the aggravation of secondary pollution, and more importantly, the improvement of people's living standards and the strengthening of self-care awareness, people have become more concerned about the quality of drinking water. Attach great importance to it and pay special attention to it.

Due to the deterioration of the water quality of the water source, suspended solids often appear in the tap water, and the water quality contains heavy metals, which poses a major hazard to the safety of the human body.

A batch of tap water purifiers have appeared on the market now, such as the Chinese utility model patent that the patent name is a kind of high-efficiency tap water purification device (publication number is CN205528190U), discloses a kind of high-efficiency tap water purification device, comprising microwave generator, heating chamber, Condenser pipe, water supply pipe, secondary filter, faucet, primary filter, base, water inlet pipe and box, through the use of PP cotton filter to filter rust and sand in tap water, honeycomb granular activated carbon to absorb heavy metal ions, ultrafiltration membrane Filter harmful colloidal impurities, purify tap water by microwave heating to eliminate bacteria, improve the purification effect of tap water, and thus improve the quality of drinking water for residents; this tap water purifier is mainly used for individual households, not for the entire water supply system, and The application cost of the tap water purifier is relatively high, and it is inconvenient to operate the whole water supply system.

Contents of the invention

In order to overcome the above-mentioned deficiencies, the purpose of this utility model is to provide a fresh water softening and purification treatment device, which uses a pretreatment mechanism to remove suspended solids and impurities in water, and then removes inorganic salts and organic substances in the water source through a reverse osmosis mechanism. It is easy to operate and the purification effect is obvious when it is connected to the water supply system.

The technical scheme that the utility model solves its technical problem is:

A fresh water softening and purification treatment device, which includes a raw water treatment mechanism connected in sequence for feeding into a water source, a pretreatment mechanism for removing suspended solids and impurities in the water, and a reaction device for blocking and separating inorganic salts and organic substances in the water source. An osmosis mechanism and a constant pressure water supply mechanism for delivering treated water to the water supply pipeline; the reverse osmosis mechanism includes a high-pressure pump and a reverse osmosis tank connected in sequence, and a reverse osmosis membrane is arranged in the reverse osmosis tank, and the The reverse osmosis tank communicates with the sewage outlet through the first sewage pipe. As an improvement of the utility model, the pretreatment mechanism includes sequentially connected quartz sand filters for removing particles and suspended solids in water and activated carbon for removing organic matter, heavy metal ions, chroma, and residual chlorine in reclaimed water Filter: Quartz sand is arranged in the quartz sand filter, and coconut shell activated carbon is arranged in the activated carbon filter.

As a further improvement of the utility model, the pretreatment mechanism also includes a precision filter communicated with the activated carbon filter and the reverse osmosis mechanism for intercepting particles larger than 5 μm in the water, and the precision filter consists of a filter The casing is composed of a filter element installed inside the filter casing, and the filtration accuracy of the filter element is 1-5 μm.

As a further improvement of the utility model, the precision filter communicates with the antiscalant feeding device through the first conduit, and the first conduit is equipped with a control valve and a conductivity meter.

As a further improvement of the utility model, the raw water treatment mechanism includes a connected water supply pump and a fresh water pressure cabinet, and the fresh water pressure cabinet is connected to an air compressor through an inflation valve, and the fresh water pressure cabinet and the air compressor are connected to each other A pressure controller is connected, and a pressure gauge is arranged on the pressure controller; a first liquid level gauge is installed on the side wall of the fresh water pressure tank.

As a further improvement of the present utility model, the constant pressure water supply mechanism includes a water storage tank communicated with the water supply pipeline through a constant pressure water pump, the water storage tank communicates with the reverse osmosis mechanism through a second conduit, and the second conduit is connected with A flow meter; a surge tank is arranged in the water storage tank, and a second liquid level gauge is installed on the side wall of the water storage tank.

As a further improvement of the present utility model, the fresh water pressure tank communicates with the quartz sand filter through a third conduit, and a delivery pump and a first solenoid valve are sequentially installed on the third conduit.

As a further improvement of the present utility model, the quartz sand filter communicates with the activated carbon filter through a fourth conduit, and a second solenoid valve and a third solenoid valve are sequentially installed on the fourth conduit.

As a further improvement of the utility model, the quartz sand filter communicates with the sewage outlet through the fifth conduit, and the first sewage discharge valve is installed on the fifth conduit; the activated carbon filter communicates with the sewage outlet through the sixth conduit. The sewage outlet is connected, and a second sewage discharge valve is installed on the sixth conduit.

As a further improvement of the utility model, an exhaust valve is arranged on the side wall of the precision filter.

In the utility model, the raw water treatment mechanism is connected to the water source, and after the pretreatment mechanism removes suspended solids and impurities in the water, it is passed into the reverse osmosis tank through a high-pressure pump, and the reverse osmosis membrane in the reverse osmosis tank is used to block and separate the water in the water source. Inorganic salts and organic matter, pass the permeated pure water into the constant pressure water supply mechanism, and then transport it to the water supply pipeline for water supply; the utility model uses the pretreatment mechanism to remove suspended matter and impurities in the water, and then removes the water source through the reverse osmosis mechanism The inorganic salts and organic matter in the water are passed into the water supply system, which is easy to operate and has an obvious purification effect.

Description of drawings

For ease of description, the utility model is described in detail by the following preferred embodiments and accompanying drawings.

Fig. 1 is the connection structure schematic diagram of the present utility model;

Reference signs: 1-raw water treatment mechanism, 11-water supply pump, 12-fresh water pressure cabinet, 13-air compressor, 14-pressure controller, 15-inflatable valve, 16-pressure gauge, 17-third conduit, 171 -transport pump, 172-first solenoid valve, 18-first liquid level gauge, 2-pretreatment mechanism, 21-quartz sand filter, 211-fifth conduit, 212-first sewage discharge valve, 22-activated carbon filter Device, 221-the fourth conduit, 222-the second solenoid valve, 223-the third solenoid valve, 224-the sixth conduit, 225-the second sewage discharge valve, 23-precision filter, 231-filter housing, 232- Filter element, 233-exhaust valve, 24-antiscalant injection device, 241-first conduit, 242-conductivity meter, 243-control valve, 3-reverse osmosis mechanism, 31-high pressure pump, 32-reverse osmosis tank, 33 -reverse osmosis membrane, 34-first sewage pipe, 35-wastewater regulating valve, 4-constant pressure water supply mechanism, 41-water storage tank, 42-constant pressure water pump, 43-second conduit, 44-flow meter, 45-steady Pressure tank, 46-second liquid level gauge, 5-sewage outlet, 6-water supply pipeline.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1, a fresh water softening and purification treatment device of the present invention includes a raw water treatment mechanism 1 connected in sequence for feeding into a water source, a pretreatment mechanism 2 for removing suspended solids and impurities in water, and a A reverse osmosis mechanism 3 for separating inorganic salts and organic substances in the water source and a constant pressure water supply mechanism 4 for delivering treated water to the water supply pipeline 6 .

The reverse osmosis mechanism 3 includes a high-pressure pump 31 and a reverse osmosis tank 32 connected in sequence. The reverse osmosis tank 32 is provided with a reverse osmosis membrane 33 . The reverse osmosis tank 32 communicates with the sewage outlet 5 through the first sewage pipe 34 .

In the utility model, the raw water treatment mechanism 1 is connected to the water source, and after the pretreatment mechanism 2 removes suspended matter and impurities in the water, it is passed into the reverse osmosis tank 32 through the high-pressure pump 31, and the reverse osmosis membrane 33 in the reverse osmosis tank 32 , block and separate the inorganic salts and organic matter in the water source, pass the infiltrated pure water into the constant pressure water supply mechanism 4, and then transport it to the water supply pipeline 6 for water supply.

In the present utility model, as shown in Fig. 1, in the reverse osmosis tank 32, using the effect of the reverse osmosis membrane 33, a certain pressure is applied to the water, so that the water molecules and ionic mineral elements pass through the reverse osmosis membrane 33 , and the vast majority of inorganic salts dissolved in water, including heavy metals, organic matter and germs, etc. cannot pass through the reverse osmosis membrane 33, so as to separate the permeated pure water from the impermeable concentrated water. The reverse osmosis membrane 33 has the function of desalination Function, the water quality is soft, it can soften the water quality, which is good for your health.

In the utility model, when the raw water flows through the surface of the reverse osmosis membrane 33, many small micropores densely covered on the surface of the reverse osmosis membrane 33 only allow water and small molecular substances to pass through to become the permeate, and the volume of the raw water is larger than that of the reverse osmosis membrane. Substances with 33 micropores on the surface are trapped on the liquid inlet side of the membrane and become concentrated liquid.

The utility model provides an embodiment of the pretreatment mechanism 2. The pretreatment mechanism 2 includes a quartz sand filter 21 connected in sequence for removing particles and suspended matter in water and a filter for removing organic matter, heavy metal ions, and chromaticity in reclaimed water. , The activated carbon filter 22 of residual chlorine; Quartz sand filter 21 is provided with quartz sand, and activated carbon filter 22 is provided with coconut shell activated carbon.

The utility model provides an embodiment. The pretreatment mechanism 2 also includes a precision filter 23 for intercepting particles greater than 5 μm in the water, which is communicated with the activated carbon filter 22 and the reverse osmosis mechanism 3 respectively. The precision filter 23 consists of a filter housing 231 and a filter element 232 installed inside the filter housing 231. The filtration accuracy of the filter element 232 is 1-5 μm. The pretreated water on the precision filter 23 enters the precision filter 23, and the precision filter 23 will intercept the finer than 5 μm Particle impurities prevent the impurities leaked by the pretreatment mechanism 2 and the materials lost by the pretreatment mechanism 2 from entering the reverse osmosis mechanism 3. It is the last barrier before the reverse osmosis mechanism 3 and plays a security role.

The precision filter 23 communicates with the antiscalant injection device 24 for feeding the antiscalant through the first conduit 241. The first conduit 241 is equipped with a control valve 243 and a conductivity meter 242. The antiscalant injection device 24 is connected to the control valve. 243 and the conductivity meter 242, the antiscalant is introduced into the precision filter 23, and the antiscalant is added to improve the recovery rate of the reverse osmosis mechanism 3, and prevent carbonates, Sulfate and other forms of chemical scaling will affect the performance of membrane elements, and necessary anti-scaling treatment must be carried out on the influent before reverse osmosis treatment.

The outlet water from the precision filter 23 enters the high-pressure pump 31, and is sent to the reverse osmosis mechanism 3 after being boosted by the high-pressure pump 31. Since electrolytes and ions in water need to be separated under a certain pressure by the reverse osmosis membrane 32 in the reverse osmosis mechanism 3, the main operating equipment of the reverse osmosis mechanism 3 is the high-pressure pump 31, which is generally vertical Multi-stage centrifugal pump products, the product is made of stainless steel, has the advantages of beautiful appearance, convenient installation, stable performance, and low noise.

The elements of the reverse osmosis membrane adopt LCLE-4040 produced by Dow Company. This membrane element has the characteristics of high desalination rate, good chemical stability, and large water flux; under standard conditions, the desalination rate of a single membrane element is as high as 99.8%. Suitable for pH range 2-11.

The utility model provides an embodiment of a raw water treatment mechanism 1. The raw water treatment mechanism 1 includes a connected water supply pump 11 and a fresh water pressure cabinet 12. The fresh water pressure cabinet 12 is connected with an air compressor 14 through an air valve 15. , the air compressor 13 is connected with the pressure controller 14, the pressure controller 14 is provided with a pressure gauge 16; the first liquid level gauge 18 is installed on the side wall of the fresh water pressure cabinet 12; Inject into the tank 12, and when there is a liquid level on the first liquid level gauge 18, stop the water supply; start the air compressor 13, inflate the fresh water pressure tank 12 through the inflation valve 15, and stop when the pressure gauge 16 reaches a certain pressure Air supply; and restart the water supply pump 11 to supply water to the cabinet, and when the pressure reaches the requirement, stop the water supply. When the pressure in the fresh water pressure tank 12 decreases with water, the pressure controller 14 will work again, thereby realizing the automatic control of the fresh water pressure tank 12 .

The utility model provides an embodiment of the constant pressure water supply mechanism 4, the constant pressure water supply mechanism 4 includes a water storage tank 41 communicated with the water supply pipeline 6 through a constant pressure water pump 42, and the water storage tank 41 communicates with the reverse osmosis mechanism 3 through a second conduit 43 , the second conduit 43 is connected with a flow meter 44; a surge tank 45 is arranged in the water storage tank 41, and a second liquid level gauge 46 is installed on the side wall of the water storage tank 41; the water outlet of the reverse osmosis mechanism 3 enters the water storage tank 41, The water tank 41 is equipped with an ultraviolet sterilizing function and a liquid level control device. The second liquid level gauge 46 is interlocked with the high-pressure pump 31 for delivery pump control, and is equipped with a pressure-stabilizing tank 45, thereby forming a constant-pressure water supply system for water delivery through pipelines.

Further, the fresh water pressure tank 12 communicates with the quartz sand filter 21 through the third conduit 17, and the third conduit 17 is sequentially installed with a delivery pump 171 and a first solenoid valve 172 to facilitate the input of the water in the fresh water pressure tank 12 to the quartz sand filter. device 21.

Furthermore, the quartz sand filter 21 communicates with the activated carbon filter 22 through the fourth conduit 221, and the second solenoid valve 222 and the third solenoid valve 223 are sequentially installed on the fourth conduit 221 to facilitate the control of water supply.

Still further, the quartz sand filter 21 is communicated with the sewage outlet 5 through the fifth conduit 211, and the first sewage discharge valve 212 is installed on the fifth conduit 211; the activated carbon filter 22 is communicated with the sewage outlet 5 through the sixth conduit 224, the second The second sewage discharge valve 225 is installed on the six conduits 224 to discharge sewage, and also to perform flushing and backwashing.

In order to facilitate the control and pressure stabilization of the whole device system, an exhaust valve 233 is arranged on the side wall of the precision filter 23 .

In the present utility model, the fresh water is filled in the fresh water pressure tank 12 by the water supply pump 11, and the fresh water at this moment will have a lot of impurities because of the different water quality and long storage time in various places, and drinking will endanger personal health. The fresh water in the fresh water pressure tank 12 is transported through the quartz sand filter 21, the activated carbon filter 22, and the precision filter 23 successively through the delivery pump 171, and the suspended matter in the raw water is removed by the quartz sand filter material; the function of the activated carbon filter 22 is Remove organic matter, heavy metal ions, chroma, residual chlorine, etc. in the water, and also have a certain removal effect on some pathogens and microorganisms; the precision filter 23 is mainly to remove trace suspended solids, and complete the water quality guarantee before reverse osmosis. The pretreatment mechanism 2 allows qualified water to enter the reverse osmosis membrane mechanism 3, and applies a certain pressure to change the natural flow direction of water molecules to form reverse osmosis, which can effectively remove dissolved salts, colloids, organic matter, bacteria, microorganisms and other impurities in the water. The water quality for direct drinking is then transported to the water supply pipeline 6 through the constant pressure water supply mechanism 4, so as to meet the requirements for the use of water sources.

As shown in Figure 1, the utility model provides instructions for use:

1. Check the pipeline of the device to ensure that there is no leakage in the seal, connect the device to the 220V power supply, ensure good grounding and confirm that the rotation direction of the electrical components is correct;

2. Inject fresh water into the fresh water pressure tank 12 through the water supply pump 11, and meet the pressure required by the raw water treatment mechanism 1 according to the operation requirements of the fresh water pressure tank 12;

3. Open the first solenoid valve 172, the first sewage discharge valve 212 and the second sewage discharge valve 225, and wash the quartz sand filter 21 and the activated carbon filter 22 back and forth until the drainage is free of particulate pollutants and clear;

4. Wait for the quartz sand filter 21 and activated carbon filter 22 to be in normal water outlet state;

5. Open the second solenoid valve 222 and the third solenoid valve 223, open the exhaust valve 233 of the precision filter 23, the exhaust valve 233 discharges water, and close the exhaust valve 233;

6. After low-pressure flushing for 1-3 minutes, start the high-pressure pump 31 (in order to avoid misuse, the waste water regulating valve must be fully opened), wait until the water production pipeline has no air bubbles, and then close the first sewage discharge valve 212 and the second sewage discharge valve 225;

7. Adjust the pressure and flow through the waste water regulating valve 35, so that the reverse osmosis mechanism 3 enters a normal operating state;

8. The constant pressure water supply mechanism 4, under the setting of the second liquid level gauge 46 on the water storage tank 41 and the constant pressure water pump 42 interlocking device, reaches a certain liquid level and turns on the constant pressure water pump 42 to start delivering pure water;

9. When the pure water is to be delivered and the liquid level drops to a certain level, the instruction will inform the pretreatment mechanism 2 to continue to work. After the water production is completed, each mechanism enters its own reverse and positive flushing work according to the instruction.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. a kind of fresh water softens purifying processing device, it is characterised in that is used to be passed through at the raw water at water source including what is be sequentially connected Reason mechanism, for going to the pretreatment mechanism of suspension and impurity in water removal, for obstructing the inorganic salts and organic in separation water source The counter-infiltration mechanism of thing and the constant pressure water supply mechanism on the water after transport process to water supply line；Counter-infiltration mechanism bag The high-pressure pump being sequentially connected and counter-infiltration tank are included, reverse osmosis membrane is provided with the counter-infiltration tank, the counter-infiltration tank passes through One blow-off pipe communicates with sewage draining exit.

A kind of 2. fresh water softening purifying processing device according to claim 1, it is characterised in that pretreatment mechanism bag Include be sequentially connected be used to go in water removal the quartz filter of particle and suspension and for removing the organic matter in reclaimed water, again Metal ion, colourity, the active carbon filter of chlorine residue；Quartzy sand grains, the activated carbon are provided with the quartz filter Cocoanut active charcoal is provided with filter.

3. a kind of fresh water softening purifying processing device according to claim 2, it is characterised in that the pretreatment mechanism is also Including the precision for being used to retain the particle in water more than 5 μm communicated respectively with the active carbon filter, counter-infiltration mechanism Filter, the accurate filter is made up of the filter core of filter housing and the inside for being installed on the filter housing, described The filtering accuracy of filter core is 1 ~ 5 μm.

4. a kind of fresh water softening purifying processing device according to claim 3, it is characterised in that the accurate filter leads to Cross the first conduit to communicate with for the antisludging agent delivery device for being passed through antisludging agent, control valve and electricity are installed on first conduit Lead instrument.

A kind of 5. fresh water softening purifying processing device according to claim or 4, it is characterised in that the original sub-block machine Structure includes the supply-water pump and fresh water hydrophore tank being connected, and the fresh water hydrophore tank is connected by charge valve with air compressor, institute State fresh water hydrophore tank, air compressor is connected with pressure controller, be provided with pressure gauge on the pressure controller；It is described light First liquid level gauge is installed in the side wall of water pressure cabinet.

A kind of 6. fresh water softening purifying processing device according to claim 5, it is characterised in that the constant pressure water supply mechanism Including the storage tank communicated by constant voltage water pump with water supply line, the storage tank passes through the second conduit and counter-infiltration mechanism phase It is logical, it is connected with flowmeter on second conduit；Vacuum tank is provided with the storage tank, is installed in the side wall of the storage tank There is second liquid level gauge.

7. a kind of fresh water softening purifying processing device according to claim 6, it is characterised in that the fresh water hydrophore tank leads to Cross the 3rd conduit to connect with the quartz filter, delivery pump and the first magnetic valve are sequentially installed with the 3rd conduit.

A kind of 8. fresh water softening purifying processing device according to claim 7, it is characterised in that the quartz filter Communicated by the 4th conduit with the active carbon filter, second solenoid valve and the 3rd electricity are sequentially installed with the 4th conduit Magnet valve.

A kind of 9. fresh water softening purifying processing device according to claim 8, it is characterised in that the quartz filter Connected by the 5th conduit with the sewage draining exit, the first sewage blow-down valve is installed on the 5th conduit；The activated carbon mistake Filter is connected by the 6th conduit with the sewage draining exit, and the second sewage blow-down valve is provided with the 6th conduit.

A kind of 10. fresh water softening purifying processing device according to claim 9, it is characterised in that the accurate filter Side wall on be provided with air bleeding valve.