CN221027979U

CN221027979U - Multiple filtration's pure water station

Info

Publication number: CN221027979U
Application number: CN202322213504.9U
Authority: CN
Inventors: 孙佩佩; 李海鹏; 张牛林
Original assignee: Xinxiang Deshengwei Filter Purification Equipment Co ltd
Current assignee: Xinxiang Deshengwei Filter Purification Equipment Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-05-28
Anticipated expiration: 2033-08-17

Abstract

The utility model relates to the technical field of pure water stations, in particular to a multiple-filtering pure water station which comprises a pure water station frame, and a prefilter and a fine filter which are positioned in the pure water station frame; and a manhole is arranged on the left side inside the pure water station frame. The security filter provided by the utility model is mainly used for pre-filtering the RO membrane, and is used for intercepting most of impurities and sharp particles in a medium, prolonging the service life of the RO membrane and protecting the RO membrane from being damaged by the sharp particles; the front end of the water inlet of the filter is provided with the pressure stabilizing valve, the butterfly valve, the control valve and the dosing device, so that the pressure of the medium entering the filter is ensured, the safety is ensured, the water flow can be cut off manually, the operation of the security filter and the RO membrane is controlled, the operation states of the security filter and the RO membrane can be automatically controlled according to the use state of pure water, the dosing device adds the scale inhibitor into the medium through the Bernoulli principle, the scale produced by the medium in the filtering process is effectively reduced, and the service life of the RO membrane is prolonged.

Description

Multiple filtration's pure water station

Technical Field

The utility model relates to the technical field of pure water stations, in particular to a multiple-filtering pure water station.

Background

In the coal mining process in a coal mine, mine workers need to continuously work in the mine for about 8 hours, a pure water station needs to be set up for ensuring normal supply of drinking water for the workers in the mine, and a device for preparing pure water in the pure water station is a multi-medium filter, an active carbon filter, a security filter and a reverse osmosis unit device, so that water can be purified, and the drinking standard is met.

However, some existing pure water stations are on the mine water treatment technology, although the requirements of underground water can be met, the production cost is high, the water treatment capacity is small, meanwhile, the quality of water required for different purposes is different in underground mine, but the existing pure water equipment cannot meet the supply of various water qualities, and therefore, the multi-filtering pure water station is provided.

Disclosure of utility model

The present utility model is directed to a multiple filtration pure water station to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-filtering pure water station comprises a pure water station frame, and a prefilter and a fine filter which are positioned inside the pure water station frame;

A manhole is arranged on the left side of the inside of the pure water station frame, a prefilter is connected on the other side of the manhole, a display panel is arranged on the other side of the prefilter, the other side of the display panel is provided with a security filter, the other side of the security filter is provided with a dosing box, and the other side of the dosing box is provided with a fine filter.

Preferably, the surface of the fine filter is provided with two groups of fine filter water outlets.

Preferably, a pure water outlet is arranged on the right side of the fine filtering water outlet, and a concentrated water outlet is arranged below the pure water outlet.

Preferably, a plurality of RO membrane groups are arranged on the right side inside the pure water station frame, and a total sewage outlet is arranged below the RO membrane groups.

Preferably, the surface of the security filter is provided with a scale inhibitor flowmeter.

Preferably, a water inlet filter is further installed in the pure water station frame, the water inlet filter is located at the rear of the prefilter, and a water inlet interface is formed above the water inlet filter.

Preferably, two groups of rough filtering water outlets are arranged below the water inlet filter.

The above description shows that the technical problems to be solved by the present application can be solved by the above technical solutions of the present application.

Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:

The utility model is through setting up the water filter, it is the first filter of this pure water station, the main function is to intercept the large particle pollutant in the raw water, protect subsequent pipeline and valve, the filter core of this filter adopts Johnson's filter tube, there is a cleaning device, rotate the hand wheel on the upper part of the filter once every 3-7 days to finish cleaning, the filter has three water outlets, its one flows to the downstream of this pure water station, two other two are DN50 mining joints, used for spraying and cooling, there are blow-down ports at the bottom of the filter, can discharge sewage by opening the blow-down port valve while cleaning, the blow-down port connects the total blow-down port; the filter is mainly used for filtering tiny suspended matters in water and reducing the turbidity of the water, and consists of a tank body, a water inlet pipe, a water outlet pipe, a backwashing pipe, a gas discharge port, a sewage drain port and a manhole; the inside is filled with a fiber filter material, suspended matters in the medium are trapped among the fibers, during normal filtration, ball valves of water inlet and outlet pipes of the filter are all positioned at the filtration position, the medium enters from an upper water inlet, flows out from a bottom water outlet after passing through the filter material, and flows to a downstream filter; after the filter is used for a period of time, the water inlet and outlet ball valves of the filter can be regulated to carry out backwashing, the water flow direction is opposite to the filtering direction during backwashing, at the moment, the medium enters from the bottom water outlet and the rotating device port (rotating device, the filter material is dispersed through water flow and turned over, so that the filter material is clean and more thoroughly), flows out from the water inlet of the filter, and the sewage is discharged into a sewage discharge pipeline through the ball valve of the water inlet, so that backwashing is completed; the sewage after the back washing is normally used and before the use, the sewage is required to be pre-filtered, the purpose is to discharge the back washing sewage which is not discharged in the filter, the pre-filtered sewage flows out through a water outlet pipe, and the sewage is discharged into a sewage pipeline by a sewage ball valve before entering the next filter;

The security filter is mainly used for pre-filtering the RO membrane, so that most of impurities and sharp particles in the medium are trapped, the service life of the RO membrane is prolonged, and the RO membrane is protected from being damaged by the sharp particles; the front end of the water inlet of the filter is provided with a pressure stabilizing valve, a butterfly valve, a control valve and a dosing device, so that the pressure of a medium entering the filter is ensured, the safety is ensured, the water flow can be cut off manually, the operation of the security filter and the RO membrane is controlled, the operation states of the security filter and the RO membrane can be automatically controlled according to the use state of pure water, and the dosing device adds a scale inhibitor into the medium through the Bernoulli principle, so that the scale produced by the medium in the filtering process is effectively reduced, and the service life of the RO membrane is prolonged; the RO membrane group is formed by connecting six groups of membrane cores and membrane shells in parallel, water filtered by the security filter enters the membrane shells, and the water is desalted and deionized by the membrane cores to meet the requirement of pure water and is used for emulsion proportioning.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the pure water station frame of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model shown in FIG. 1 with a partial enlargement;

fig. 4 is a schematic structural diagram of the working principle of the present utility model.

In the figure: 1. a pure water station frame; 2. a manhole; 3. prefilter; 4. a display panel; 5. a security filter; 6. a dosing box; 7. fine filter; 8. a total sewage outlet; 9. RO membrane group; 10. finely filtering the water outlet; 11. a water inlet port; 12. a water inlet filter; 13. rough filtering the water outlet; 14. a pure water outlet; 15. a concentrated water outlet; 16. a scale inhibitor flowmeter.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Description of the preferred embodiments

As shown in fig. 1, 3 and 4, the present utility model provides a technical solution: a multi-filtering pure water station, which comprises a pure water station frame 1, and a prefilter 3 and a fine filter 7 which are positioned inside the pure water station frame 1;

The left side of the inside of the pure water station frame 1 is provided with a manhole 2, the other side of the manhole 2 is connected with a prefilter 3, and the prefilter 3 is arranged in a passing way, and the pure water station frame mainly has the functions of filtering tiny suspended matters in water and reducing the turbidity of the water and consists of a tank body, a water inlet pipe, a water outlet pipe, a backwashing pipe, a gas discharge port, a sewage outlet and a manhole; the inside is filled with a fiber filter material, suspended matters in the medium are trapped among the fibers, during normal filtration, ball valves of water inlet and outlet pipes of the filter are all positioned at the filtration position, the medium enters from an upper water inlet, flows out from a bottom water outlet after passing through the filter material, and flows to a downstream filter; after the filter is used for a period of time, the water inlet and outlet ball valves of the filter can be regulated to carry out backwashing, the water flow direction is opposite to the filtering direction during backwashing, at the moment, the medium is flushed from the bottom water outlet and the opening of the rotating device through water flow, the rotating device overturns the filter material, so that the filter material is clean and more thoroughly enters, flows out from the water inlet of the filter, and sewage is discharged into a sewage discharge pipeline through the ball valve of the water inlet to finish backwashing; the method is characterized in that prefiltering is needed before normal use after backwashing, the purpose is to drain backwash sewage which is not drained from the filter, the prefiltered sewage flows out through a water outlet pipe, the sewage is drained into a sewage pipeline through a sewage ball valve before entering the next filter, a display panel 4 is arranged on the other side of the prefilter 3, a security filter 5 is arranged on the other side of the display panel 4, the security filter 5 is mainly used for pre-filtering an RO membrane, most of impurities and sharp particles in a medium are trapped, the service life of the RO membrane is prolonged, and the RO membrane is protected from being damaged by the sharp particles; the front end of the water inlet of the filter is provided with a pressure stabilizing valve, a butterfly valve, a control valve and a dosing device, the pressure of entering filter media is ensured, the safety is ensured, water flow can be manually cut off, the operation of the security filter and the RO membrane is controlled, the operation states of the security filter and the RO membrane can be automatically controlled according to the use states of pure water, the dosing device adds a scale inhibitor into the media through Bernoulli principle, scale produced in the filtering process of the media is effectively reduced, the service life of the RO membrane is prolonged, the other side of the security filter 5 is provided with a dosing tank 6, the other side of the dosing tank 6 is provided with a fine filter 7, the surface of the fine filter 7 is provided with two groups of fine filtering water outlets 10, the right side of the fine filtering water outlets 10 is provided with a pure water outlet 14, the lower side of the pure water outlet 14 is provided with a concentrated water outlet 15, the right side of the inside the pure water station frame 1 is provided with a plurality of RO membrane groups 9, the water filtered by the security filter 5 is formed by six groups of membrane cores and membrane shells in parallel connection, the water filtered by the security filter 5 enters the membrane shells, the membrane shells reach the requirements of pure water through the membrane cores and deionized water is used for proportioning, and the scale inhibitor is provided with a flow meter 16.

Examples

The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:

As shown in fig. 2 and fig. 4, as a preferred embodiment, further, on the basis of the above manner, a water inlet filter 12 is further installed in the pure water station frame 1, the water inlet filter 12 is the first filter of the pure water station, and is mainly used for intercepting large particle pollutants in raw water and protecting subsequent pipelines and valves, the filter element adopts a johnson filter tube, a cleaning device is provided, the cleaning can be completed by rotating a hand wheel on the upper part of the filter every 3-7 days, the filter is provided with three water outlets, two other two water outlets are DN50 mining connectors, the two water outlets are used for spray cooling, a drain outlet is arranged at the bottom of the filter, the drain outlet valve is opened during cleaning to discharge sewage, the drain outlet is connected with the total drain outlet 8, the water inlet filter 12 is positioned at the rear of the prefilter 3, the water inlet interface 11 is arranged above the water inlet filter 12, and two groups of rough filtering water outlets 13 are arranged below the water inlet filter 12.

From the above, it can be seen that:

The utility model aims at the technical problems that: some existing pure water stands on the mine water treatment technology, although the requirement of underground water can be met, the production cost is high, the water treatment capacity is smaller, meanwhile, the quality of water required for different purposes in the mine is different, but the existing water purifying equipment cannot meet the supply of various water qualities; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:

Firstly, the multi-filtering pure water station equipment can be directly placed on a mine car, a water inlet 11 is connected with an underground water supply port, the equipment provides two DN50 mining quick-plug ports, filtered pure water is connected with each pipeline of a working face through a pure water outlet 14, all DN50 mining quick-plug ports are used, a rough filtering water outlet 13 is 2 DN50 quick-plug ports, a fine filtering water outlet 10 is 2 DN50 quick-plug ports, a pure water outlet 14 is 1 DN50 quick-plug port, a concentrated water outlet 15 is 1 DN50 quick-plug port, a total sewage outlet 8 is 1 phi 89 barb port, when the multi-filtering pure water station is used, the water inlet and outlet ports are ensured to be firmly connected with corresponding pipelines, a three-way ball valve is all in a filtering position, a security filter 5DN50 butterfly valve is in a closed position, small-flow water inlet is slowly opened, a deflation valve at the top of each filter is opened, and internal air is exhausted; viewing the values of two pressure gauges of total water inlet pressure and pressure after decompression in the display panel 4, loosening a lock nut of an upper pressure regulating rod of the DN80 pressure stabilizing valve, rotating a pressure regulating screw clockwise, viewing the pressure gauge after decompression, screwing the lock nut after reaching a target value of 2.5Mpa, and generally not changing after the adjustment is completed; at this time, the water inlet filter 12, the prefilter 3 and the fine filter 7 work normally, and the rough filtering water outlet 13 and the fine filtering water outlet 10 can produce purified water; observing whether the values of the pressure gauges are normal or not, opening a deflation valve at the top of each filter after the equipment is filled with water, and evacuating air in the filters; after ensuring normal operation, checking that the scale inhibitor flowmeter 16 is in a closed position and the RO membrane cleaning valve is in an open position; opening a DN50 butterfly valve, wherein the DN50 pressure stabilizing valve is regulated by the same method as DN80, observing the value of a pressure gauge of security water inlet pressure, and regulating to a target value (1.6 Mpa); the scale inhibitor is required to be added before pure water is used, the addition of the scale inhibitor is required to be quantified, the knob at the bottom of the scale inhibitor flowmeter 16 is regulated, the knob is regulated slowly to prevent water flow from washing the flowmeter), the flow is regulated to be 10-20 ml/min, the scale inhibitor in the scale inhibitor tank is required to be diluted, the purchased scale inhibitor stock solution and water are added into the scale inhibitor tank according to the proportion of 1:10, and the added water is required to be water subjected to fine filtration; the liquid level of the scale inhibitor box is checked once every shift, and when the liquid level is too low, the scale inhibitor box is added in time. After the flow regulation of the scale inhibitor is completed, the RO membrane cleaning valve is closed, pure water and concentrated water flow are observed, a DN40 gate valve of the concentrated water flow regulating valve is regulated, the pure water flow and the concentrated water flow are regulated to be consistent, the RO membrane can normally work at the moment after the regulation is completed, pure water can be produced by the pure water outlet 14, concentrated water is produced by the concentrated water outlet 15, a deflation valve at the top of a security filter is required to be opened after water is fed into the equipment, air in the filter is emptied, and a plug at one end of the uppermost membrane shell is required to be opened for exhausting by the RO membrane group 9;

The pure water part adopts two control modes:

when the manual control is carried out and pure water is not needed, the DN50 butterfly valve at the front end of the security filter 5 can be directly closed, and the security filter 5 and the RO membrane group 9 stop working at the same time.

Automatic control is carried out, manual operation is not needed, when pure water is not used in a downstream proportioning station, the pressure in the pure water outlet pipe is increased, the valve block acts, the remote control valve group is closed, and the security filter 5 and the RO membrane group 9 stop working; when the pure water is reused, the pressure in the pure water outlet pipe is reduced, the valve block acts reversely, the remote control valve is opened, and the security filter 5 and the RO membrane group 9 restart to work;

When the pure water is used once being sent, the pure water part must ensure that the water in the security filter and the membrane shell cannot be drained, otherwise, the reverse osmosis membrane and the security filter core are damaged.

Of particular note is: after the RO membrane is used by supplying water, if the machine is stopped and not used, the RO membrane is washed once every 24 hours by supplying water, so that the breeding of microorganisms is prevented, and once the machine is not used for a long time and is not washed, the membrane is polluted and damaged by the microorganisms.

Through the arrangement, the application can solve the technical problems, and simultaneously realize the following technical effects:

The utility model is through setting up the water inlet filter 12, it is the first filter of this pure water station, the main function is to intercept the large particle pollutant in the raw water, protect subsequent pipeline and valve, the filter core of this filter adopts Johnson's filter tube, there is a cleaning device, rotate the hand wheel on the upper portion of the filter once every 3-7 days to finish cleaning, the filter has three water outlets, it flows to the downstream of this pure water station, two other two are DN50 mining joints, used for spraying and cooling, there are blow-down outlets at the bottom of the filter, open the blow-down outlet valve can discharge sewage while cleaning, the blow-down outlet connects the total blow-down outlet 8;

The utility model mainly aims at filtering tiny suspended matters in water and reducing the turbidity of the water by the pre-filter 3, and consists of a tank body, a water inlet pipe, a water outlet pipe, a backwashing pipe, a gas discharge port, a sewage drain port and a manhole; the inside is filled with a fiber filter material, suspended matters in the medium are trapped among the fibers, during normal filtration, ball valves of water inlet and outlet pipes of the filter are all positioned at the filtration position, the medium enters from an upper water inlet, flows out from a bottom water outlet after passing through the filter material, and flows to a downstream filter; after the filter is used for a period of time, the water inlet and outlet ball valves of the filter can be regulated to carry out backwashing, the water flow direction is opposite to the filtering direction during backwashing, at the moment, the medium is flushed from the bottom water outlet and the opening of the rotating device through water flow, the rotating device overturns, so that the filter material is clean and more thoroughly enters, flows out from the water inlet of the filter, and sewage is discharged into a sewage pipeline through the ball valve of the water inlet to finish backwashing; the sewage after the back washing is normally used and before the use, the sewage is required to be pre-filtered, the purpose is to discharge the back washing sewage which is not discharged in the filter, the pre-filtered sewage flows out through a water outlet pipe, and the sewage is discharged into a sewage pipeline by a sewage ball valve before entering the next filter;

The security filter 5 is mainly used for pre-filtering the RO membrane, so that most of impurities and sharp particles in the medium are trapped, the service life of the RO membrane is prolonged, and the RO membrane is protected from being damaged by the sharp particles; the front end of the water inlet of the filter is provided with a pressure stabilizing valve, a butterfly valve, a control valve and a dosing device, so that the pressure of a medium entering the filter is ensured, the safety is ensured, the water flow can be cut off manually, the operation of the security filter and the RO membrane is controlled, the operation states of the security filter and the RO membrane can be automatically controlled according to the use state of pure water, and the dosing device adds a scale inhibitor into the medium through the Bernoulli principle, so that the scale produced by the medium in the filtering process is effectively reduced, and the service life of the RO membrane is prolonged;

The RO membrane group 9 is formed by connecting six groups of membrane cores and membrane shells in parallel, water filtered by the security filter 5 enters the membrane shells, and the water is desalted and deionized by the membrane cores to meet the pure water requirement and is used for emulsion proportioning.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multi-filtration pure water station, characterized by comprising a pure water station frame (1), and a prefilter (3) and a fine filter (7) positioned inside the pure water station frame (1);

Manhole (2) are installed in the inside left side of pure water station frame (1), the opposite side of manhole (2) is connected with prefilter (3), display panel (4) are installed to the opposite side of prefilter (3), the opposite side of display panel (4) is provided with security filter (5), dosing tank (6) are installed to the opposite side of security filter (5), the opposite side of dosing tank (6) is provided with smart filter (7).

2. A multi-filtration station according to claim 1, characterized in that the surface of the fine filter (7) is provided with two sets of fine filter water outlets (10).

3. A multi-filtration pure water station according to claim 2, characterized in that the pure water outlet (14) is installed on the right side of the fine filtration water outlet (10), and a concentrated water outlet (15) is arranged below the pure water outlet (14).

4. The multi-filtering pure water station according to claim 1, wherein a plurality of RO membrane groups (9) are arranged on the right side inside the pure water station frame (1), and a total sewage outlet (8) is arranged below the RO membrane groups (9).

5. A multi-filtration pure water station according to claim 1, characterized in that the surface of the security filter (5) is provided with a scale inhibitor flow meter (16).

6. The multi-filtering pure water station according to claim 1, wherein a water inlet filter (12) is further installed in the pure water station frame (1), the water inlet filter (12) is located at the rear of the prefilter (3), and a water inlet interface (11) is formed above the water inlet filter (12).

7. The multi-filtering water purification station according to claim 6, wherein two sets of rough filtering water outlets (13) are arranged below the water inlet filter (12).