CN213651960U - Full-automatic pressure water supply and water purification integrated equipment - Google Patents

Abstract

The utility model discloses a full-automatic pressure water supply and purification integrated device, which comprises a submersible pump, a pressure tank, an internal pressure ultrafiltration membrane, an external pressure ultrafiltration membrane and a controller; the submersible pump is arranged in the raw water well, the internal pressure ultrafiltration membrane and the external pressure ultrafiltration membrane are respectively arranged at the water inlet and the water outlet of the pressure tank, a backwashing pipe is led out from a pipeline between the water stop valve and the internal pressure ultrafiltration membrane, a backwashing valve is arranged on the backwashing pipe, and the tail end of the backwashing pipe is connected with a backwashing tank; the upper part and the lower part of the pressure tank are respectively provided with an electric contact pressure gauge and a drain valve, and a signal input end of the controller is connected with the electric contact pressure gauge and used for acquiring a pressure value in the pressure tank and adjusting the starting and stopping of the submersible pump according to the pressure value; the utility model discloses can pressure boost, back flush and water purification, and can realize automatic water supply according to the automatic start-up immersible pump of the pressure value in the overhead tank through the controller.

Description

Full-automatic pressure water supply and water purification integrated equipment

Technical Field

The utility model belongs to the technical field of water purification unit, concretely relates to full-automatic pressure water supply, water purification integration equipment.

Background

Well water, river water and surface water can not reach the drinking standard and can not be directly supplied to users for direct use, and the reverse osmosis technology is widely applied to the fields of water purification and the like at present. Under normal operating conditions, reverse osmosis membranes may be contaminated with inorganic scale, colloids, microorganisms, metal oxides, etc., which deposit on the membrane surface and cause a decrease in the output of reverse osmosis or a decrease in the desalination rate.

Therefore, in order to recover good water permeability and desalination performance, the membrane needs to be cleaned, but the conventional cleaning mode is chemical cleaning, the cleaning is troublesome, and meanwhile, due to the defects of the structure of the pressure tank, when the pressure tank is used specifically, impurities such as silt suspended matters and organic matters can not be stably precipitated to the bottom due to the fact that the impurities still exist in the pressure tank, and the water in the pressure tank is easy to fluctuate in the water inlet and drainage processes of the pressure tank, so that the impurity accumulation is difficult, the load of secondary filtration is increased, and therefore, the research on a full-automatic pressure water supply and water purification integrated device is necessary.

Disclosure of Invention

To the defect and the problem that existing equipment exists, the utility model provides a full-automatic pressure water supply, water purification integration equipment, the effectual infiltration membrane that exists among the existing equipment of having solved clears up trouble and the big problem of secondary filter load.

The utility model provides a scheme that its technical problem adopted is: a full-automatic pressure water supply and purification integrated device comprises a submersible pump, a pressure tank, an internal pressure ultrafiltration membrane, an external pressure ultrafiltration membrane and a controller; the submersible pump is arranged in the raw water well and extends to the outside through the lifting pipeline; the inner pressure ultrafiltration membrane and the outer pressure ultrafiltration membrane are respectively arranged at a water inlet and a water outlet of the pressure tank, the raw water well enters the inner pressure ultrafiltration membrane through the check valve after being lifted, primary filtration is carried out and stored in the pressure tank, then the raw water is discharged after secondary filtration through the outer pressure ultrafiltration membrane due to the pressure in the pressure tank, a back washing pipe is led out from a pipeline between the check valve and the inner pressure ultrafiltration membrane, a back washing valve is arranged on the back washing pipe, and the tail end of the back washing pipe is connected with the back washing tank; the upper portion and the lower part of overhead tank are provided with electric contact manometer and blow-off valve respectively, the signal input part and the electric contact manometer of controller are connected and are used for gathering the pressure value in the overhead tank, and its signal output part is connected with the immersible pump for adjust opening of immersible pump and stop according to the size of pressure value.

Furthermore, an air compensating valve is arranged on the front side of the check valve.

Furthermore, the internal pressure ultrafiltration membrane and the external pressure ultrafiltration membrane are correspondingly arranged at the lower part of the pressure tank.

Further, a sewage collecting cover is arranged at the lower part of the pressure tank and comprises a fixed shaft, a vertical plate, a spring and a swinging plate; the bottom of overhead tank includes the water conservancy diversion section and collects dirty section, and the water conservancy diversion section is located both sides, and the dirty section of collection is located the middle part, the fixed axle is fixed on the lateral wall of overhead tank, and the riser is along vertical fixing in the lower part of fixed axle, and the wobble plate articulates on the fixed axle, and the spring is located and is used for supporting the wobble plate between riser and the wobble plate, and the end of wobble plate is close to the juncture of water conservancy diversion section and the dirty section of collection, and along with the increase of wobble plate to the inboard amplitude of oscillation, the end of wobble plate also increases gradually with the clearance of the.

The utility model has the advantages that: the utility model discloses set up the second grade and filtered, be provided with interior pressure milipore filter and external pressure milipore filter in the water inlet of overhead tank and delivery port department respectively promptly, twice filtration, water purification is effectual, simultaneously in order to clear up interior pressure milipore filter conveniently, be provided with the backwash pipe between the water inlet of interior pressure milipore filter and the check valve, the pressure that utilizes the overhead tank is through the reverse extrusion of interior pressure milipore filter of water reverse follow, then in the backwash pipe gets into the backwash tank, check valve department prevents the backwash water backward flow this moment, the clearance mode is simple, high durability and convenient use.

Simultaneously the utility model discloses the bottom at the overhead tank has set up the dirty cover of collection, impurity in the water body has depositd downwards and the gathering is on the wobble plate, because the increase of gravity, the wobble plate is to the inboard swing, the gap increase of wobble plate end and the dirty section of collection this moment, thereby impurity gets into the dirty cover bottom of collection from the end of wobble plate easily, the wobble plate can resume to initial position after the impurity of gathering breaks away from, seal or reduce the import in the dirty district of collection, prevent that impurity from because the water is undulant to get into in the water body once more, thereby make impurity in the overhead tank obtain the gathering and regularly discharge from the bleeder valve, the filtration burden of external pressure milipore filter is reduced, secondary filtration's efficiency has been improved.

Therefore the utility model discloses can pressure boost, back flush and water purification, and can realize automatic water supply according to the automatic start-up immersible pump of the pressure value in the overhead tank through the controller, get rid of impurity such as silt suspended solid, organic matter in the aquatic after filtering through the secondary milipore filter, make the raw water reach the drinking water standard, convenient to use, the function is various, long service life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the pressure tank.

The reference numbers in the figures are: the device comprises a submersible pump 1, a well plate 2, an air supplementing valve 3, a check valve 4, a backwashing valve 5, a backwashing tank 6, an internal pressure ultrafiltration membrane 7, a pressure tank 8, a drain valve 9, an electric contact pressure gauge 10, an external pressure ultrafiltration membrane 11, a controller 12, a fixed shaft 13, a vertical plate 14, a swinging plate 15, a spring 16, a flow guide section 17 and a dirt collecting section 18.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1: the embodiment aims at providing a full-automatic pressure water supply, water purification integration equipment, and mainly used water purification field to the defect of existing equipment, the infiltration membrane clearance is troublesome, the problem that the plant maintenance cost is high, and the embodiment provides a collect automatic water supply, back flush and water purification multi-functional water purification unit as an organic whole.

As shown in fig. 1, a full-automatic pressure water supply and purification integrated device comprises a submersible pump 1, a pressure tank 8, an internal pressure ultrafiltration membrane 7, an external pressure ultrafiltration membrane 11 and a controller 12; the submersible pump 1 is arranged in the raw water well and extends to the outside of the well disc 2 through the lifting pipeline; the lifting pipeline extends to the ground to a certain height and then is connected with a water supply pipeline, the water supply pipeline is sequentially provided with an air compensating valve 3 and a check valve 4, and the water outlet of the water supply pipeline is connected with an internal pressure ultrafiltration membrane 7.

The internal pressure ultrafiltration membrane 7 and the external pressure ultrafiltration membrane 11 are respectively arranged at a water inlet and a water outlet of the pressure tank 8, the internal pressure ultrafiltration membrane 7 and the external pressure ultrafiltration membrane 11 are correspondingly arranged at the lower part of the pressure tank, raw water enters the internal pressure ultrafiltration membrane 7 through the check valve 4 after being lifted, primary filtration is carried out and the raw water is stored in the pressure tank 8, then the raw water is discharged after secondary filtration through the external pressure ultrafiltration membrane 11 due to the pressure in the pressure tank 8, purified water is formed for use, the internal pressure ultrafiltration membrane 7 permeates the raw water from the inside to the outside of the pipe, impurities are reserved in the pipe, and therefore the impurities need to be regularly cleaned.

Therefore, a back washing pipe is led out from a pipeline between the check valve 4 and the internal pressure ultrafiltration membrane 7, a back washing valve 5 is arranged on the back washing pipe, and the tail end of the back washing pipe is connected with a back washing tank 6; when the internal pressure ultrafiltration membrane 7 needs to be cleaned, the backwashing valve 5 is opened, reverse water flow is formed by the pressure of the pressure tank 8 to wash the internal pressure ultrafiltration membrane 7 in the direction, then the reverse water flow enters the backwashing tank 6 through the backwashing pipe to be stored, the backwashing valve 5 is closed after backwashing is finished, and in addition, the check valve 4 has the function of blocking the backwashing water flow.

The upper portion and the lower part of pressure tank 8 are provided with electric contact pressure gauge 10 and bleeder valve 9 respectively, the signal input part and the electric contact pressure gauge 10 of controller 12 are connected and are used for gathering the pressure value in the pressure tank 8, and its signal output part is connected with immersible pump 1 for adjust opening of immersible pump according to the size of pressure value and stop, thereby reach the function of automatic water supply.

In specific implementation, the present embodiment has the following operation modes:

in the normal water supply mode, raw water is lifted by a submersible pump and enters a pressure tank through a lifting pipeline, a water supply pipeline and an internal pressure ultrafiltration membrane in sequence, and then purified water is formed by extruding the raw water from an external pressure ultrafiltration membrane through the pressure of the pressure tank.

A backwashing mode: and closing a water outlet of the pressure tank, opening a backwashing valve, allowing water to flow into the pipe through the internal pressure ultrafiltration membrane under the action of pressure in the pressure tank due to blocking of the check valve, cleaning impurities in the pipe, then reversely flowing into the water supply pipeline, and finally flowing into the backwashing tank through the backwashing pipeline to finish backwashing and washing the internal pressure ultrafiltration membrane.

Automatic water supply mode: when the controller detects that the pressure value in the pressure tank is too low, a starting signal is sent to the submersible pump to realize automatic water supply, and after the pressure value reaches a certain threshold value, the controller controls the submersible pump to stop working, so that the purpose of automatic water supply is achieved.

The equipment can simultaneously perform pressure water supply and purification (filtration), is green, environment-friendly, efficient, energy-saving, simple to operate, small in occupied area, reasonable, compact and fully-automatic in operation, the ultrafiltration membrane can automatically perform backwashing, raw water is pressurized and lifted by the submersible pump and enters the pressure tank after being filtered once by the internal pressure ultrafiltration membrane at the water inlet of the pressure tank, air in the pressure tank is compressed to generate air pressure, the air pressure reaches a set pressure, the water in the tank is delivered to a user after being filtered again by the external pressure ultrafiltration membrane at the water outlet under the action of the air pressure, the ultrafiltration membrane at the water inlet can backwash the ultrafiltration membrane through the pressure in the tank, dirt can be discharged from the sewage discharge port in the tank, the air pressure is reduced after the water level in the tank, thereby realizing the effects of full-automatic water supply and water treatment and having the advantages of low manufacturing cost, low running cost and simple management.

Example 2: this example is substantially the same as example 1, except that: this embodiment further explains the structure of the pressure tank.

The lower part of the pressure tank 8 is provided with a sewage collecting cover, and the sewage collecting cover comprises a fixed shaft 13, a vertical plate 14, a spring 16 and a swinging plate 15; the bottom of overhead tank 8 includes water conservancy diversion section 17 and the dirty section 18 of collection, and water conservancy diversion section 17 is located the bottom both sides of overhead tank 8, and the dirty section 18 of collection is located the middle part, fixed axle 13 is fixed on the lateral wall of overhead tank 8, and riser 14 is along vertical fixing in the lower part of fixed axle 13, and balance staff 15 articulates on the fixed axle, and the slope of spring 16 sets up and is used for supporting the balance staff between riser and balance staff, and the terminal juncture that is close to water conservancy diversion section 17 and the dirty section 18 of collection of balance staff 15, and along with the increase of the inboard swing range of balance staff 15, the terminal of balance staff 15 also increases gradually with the clearance of the dirty section 18.

In this embodiment, impurity can gather and overhead tank bottom, in order to prevent that the impurity of gathering from being reached by the fluctuation of water once more, this embodiment has set up the dirty cover of collection in the bottom of overhead tank, with the impurity gathering in the dirty cover bottom of collection, along with the gathering of impurity enables the wobble plate to swing to the middle part, make the both sides feed inlet of the dirty cover of collection enlarge, make impurity can get into smoothly, after impurity gets into, the wobble plate resets because elastic support, seal the feed inlet or reduce, thereby can prevent that the impurity of gathering from getting into in the water once more, and then the ability of overhead tank gathering impurity has been improved, the impurity content of the water in the overhead tank has been reduced, thereby the secondary filtration efficiency and the effect of external pressure milipore filter have been improved.

Claims (4)

1. The utility model provides a full-automatic pressure water supply, water purification integration equipment which characterized in that: comprises a submersible pump, a pressure tank, an internal pressure ultrafiltration membrane, an external pressure ultrafiltration membrane and a controller; the submersible pump is arranged in the raw water well and extends to the outside through the lifting pipeline; the inner pressure ultrafiltration membrane and the outer pressure ultrafiltration membrane are respectively arranged at a water inlet and a water outlet of the pressure tank, the raw water well enters the inner pressure ultrafiltration membrane through the check valve after being lifted, primary filtration is carried out and stored in the pressure tank, then the raw water is discharged after secondary filtration through the outer pressure ultrafiltration membrane due to the pressure in the pressure tank, a back washing pipe is led out from a pipeline between the check valve and the inner pressure ultrafiltration membrane, a back washing valve is arranged on the back washing pipe, and the tail end of the back washing pipe is connected with the back washing tank; the upper portion and the lower part of overhead tank are provided with electric contact manometer and blow-off valve respectively, the signal input part and the electric contact manometer of controller are connected and are used for gathering the pressure value in the overhead tank, and its signal output part is connected with the immersible pump for adjust opening of immersible pump and stop according to the size of pressure value.

2. The fully automatic pressure water supply and purification integrated equipment according to claim 1, which is characterized in that: and an air compensating valve is arranged on the front side of the check valve.

3. The fully automatic pressure water supply and purification integrated equipment according to claim 1, which is characterized in that: the internal pressure ultrafiltration membrane and the external pressure ultrafiltration membrane are correspondingly arranged at the lower part of the pressure tank.

4. The fully automatic pressure water supply and purification integrated equipment according to claim 1, which is characterized in that: the lower part of the pressure tank is provided with a sewage collecting cover, and the sewage collecting cover comprises a fixed shaft, a vertical plate, a spring and a swing plate; the bottom of overhead tank includes the water conservancy diversion section and collects dirty section, and the water conservancy diversion section is located both sides, and the dirty section of collection is located the middle part, the fixed axle is fixed on the lateral wall of overhead tank, and the riser is along vertical fixing in the lower part of fixed axle, and the wobble plate articulates on the fixed axle, and the spring is located and is used for supporting the wobble plate between riser and the wobble plate, and the end of wobble plate is close to the juncture of water conservancy diversion section and the dirty section of collection, and along with the increase of wobble plate to the inboard amplitude of oscillation, the end of wobble plate also increases gradually with the clearance of the.

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