Efficient water treatment multi-medium filter

Abstract

The utility model discloses an efficient water treatment multi-media filter, which comprises a first filter pipe, a second filter pipe, a lower end cover and an upper end cover, the bottom of the first filter pipe is fixedly connected with the second filter pipe in a penetrating manner, the bottom of the second filter pipe is fixedly connected with the lower end cover in a penetrating manner, and the upper end cover is arranged at the top of the first filter pipe. The top of the upper end cover is connected with a water inlet pipe through an electromagnetic valve, liquid entering the first filtering pipe can be preliminarily filtered, the service life of filtering media can be prolonged through graded multi-medium filtering, and a preliminary filtering structure at the bottom of the upper end cover can be conveniently detached, replaced and cleaned; according to the technical scheme, liquid can be circularly filtered and purified, and can be used without thorough filtration and purification according to recycling requirements, so that the treatment period of water filtration is greatly shortened, and the service life of a filter medium is further prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment equipment, and specifically, to a high-efficiency water treatment multi-media filter. Background Technique

[0002] In the production process of mineral water, multiple filters are required to filter groundwater multiple times to meet the drinking water standard. Among them, a multi-media filter is one of the filters needed. The multi-media filter uses one or several filter media to pass water with a higher turbidity through a certain thickness of granular or non-granular materials under a certain pressure, so as to effectively remove suspended impurities and clarify the water. Common filter materials include quartz sand, anthracite, manganese sand, etc., which are mainly used for water treatment to remove turbidity, soften water, and pre-treat the front stage of pure water. The turbidity of the effluent can reach below 3 degrees.

[0003] In the prior art, the application number 202022588537.8 discloses a water treatment multi-media filter, which includes a tank body. The top of the tank body is detachably connected with a tank cover. A water inlet pipe is fixedly arranged on the tank cover, and a water outlet pipe is arranged on the tank body; a multi-stage filter layer is detachably connected in the tank body. Filter plates are detachably connected between the layers of the multi-stage filter layer, and baffle plates are detachably connected to both sides of the multi-stage filter layer; the aperture size of the filter plate is smaller than the particle size of the filter material in the multi-stage filter layer adjacent to the filter plate, and the aperture size of the baffle plate is smaller than the particle size of the filter material in the multi-stage filter layer adjacent to the baffle plate. The water inlet pipe and the water outlet pipe are both located on the side of the baffle plate away from the multi-stage filter layer; the multi-media filtration structure of the above device is simple and cannot perform hierarchical filtration and recycling according to the needs of water treatment and recycling, which greatly increases the treatment cycle of water filtration and the service life of the filter medium.

[0004] In view of the problems in the related art, no effective solution has been proposed yet. Content of the Utility Model

[0005] In view of the problems in the related art, the utility model provides a high-efficiency water treatment multi-media filter to overcome the above technical problems existing in the prior related art.

[0006] Therefore, the specific technical solution adopted by the utility model is as follows:

[0007] An efficient water treatment multi-media filter, comprising a first filter tube, a second filter tube, a lower end cover, and an upper end cover. The bottom of the first filter tube is fixedly connected to the second filter tube in a through manner. The bottom of the second filter tube is fixedly connected to the lower end cover in a through manner. The upper end cover is arranged on the top of the first filter tube. The top of the upper end cover is connected to a water inlet pipe through a solenoid valve. The bottom of the lower end cover is connected to a drain pipe through a solenoid valve. The left sides of the water inlet pipe and the drain pipe are respectively connected to a return pipe through a solenoid valve. The right side of the first filter tube is connected to a branch pipe through a solenoid valve in a through manner.

[0008] Preferably, the upper end cover includes a mounting ring and a connecting pipe. The bottom side of the mounting ring is fixedly connected to the connecting pipe in a through manner. The bottom of the connecting pipe is fixedly provided with a mounting post in a through manner. The outer wall of the mounting post is fixedly provided with an annular filter screen.

[0009] Preferably, the mounting post is specifically a hollow structure, and filter cotton tubes are equidistantly connected to the inner walls of the mounting post in a through manner. A first packing layer is filled in the inner cavity of the filter cotton tube.

[0010] Preferably, a threaded post is movably connected to the top edge of the mounting ring in a through manner. The bottom end of the threaded post is fixedly connected to the top edge of the first filter tube, and a compression nut is threadedly connected to the outside of the threaded post in a matching manner.

[0011] Preferably, a semi-circular door panel is provided at the rear side of the second filter tube in a through manner through a hinge. Support rings are symmetrically arranged between the inner walls of the second filter tube at equal intervals. A circular mesh plate is movably fitted between the support rings. A second packing layer is filled in the inner cavity of the circular mesh plate.

[0012] Preferably, a first water separation plate is fixedly embedded at the top opening of the second filter tube, and a second water separation plate is fixedly embedded at the top opening of the lower end cover. Water distribution heads are equidistantly provided in a through manner at the top of the first water separation plate and the top of the second water separation plate respectively.

[0013] The beneficial effects of the present utility model are as follows: It can preliminarily filter the liquid entering the first filter tube. The service life of the filter medium can be improved through hierarchical multi-media filtration. It is convenient to remove and replace the preliminary filtration structure at the bottom of the upper end cover, and it is convenient to clean it. It can make the liquid circulate for filtration and purification, and can be used without thorough filtration and purification according to the recycling requirements, greatly reducing the water filtration treatment cycle and further improving the service life of the filter medium. Description of the Drawings

[0014] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0015] Figure 1 is a schematic diagram of the overall structure of a high - efficiency water treatment multi - medium filter according to an embodiment of the present invention;

[0016] Figure 2 is a schematic diagram of the internal structure of the upper end cover of a high - efficiency water treatment multi - medium filter according to an embodiment of the present invention;

[0017] Figure 3 is a schematic cross - sectional structure diagram of the second filter tube of a high - efficiency water treatment multi - medium filter according to an embodiment of the present invention;

[0018] Figure 4 is a schematic diagram of the split structure of the second filter tube and the lower end cover of a high - efficiency water treatment multi - medium filter according to an embodiment of the present invention.

[0019] In the figure:

[0020] 1, first filter tube; 2, second filter tube; 3, lower end cover; 4, upper end cover; 5, water inlet pipe; 6, drain pipe; 7, return pipe; 8, branch pipe; 9, mounting ring; 10, connecting pipe; 11, mounting post; 12, annular filter screen; 13, first packing layer; 14, threaded post; 15, compression nut; 16, semi - circular door panel; 17, support ring; 18, circular mesh plate; 19, second packing layer; 20, first water - isolating plate; 21, second water - isolating plate; 22, water distribution head; 23, filter cotton tube. Specific embodiments

[0021] To further illustrate the embodiments, the present invention provides drawings. These drawings are a part of the disclosure of the present invention. They are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those of ordinary skill in the art should be able to understand other possible implementation manners and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0022] According to an embodiment of the present invention, a high - efficiency water treatment multi - medium filter is provided.

[0023] Embodiment 1

[0024] As Figures 1-4As shown in the figure, a high-efficiency water treatment multi-media filter according to an embodiment of the present invention includes a first filter pipe 1, a second filter pipe 2, a lower end cover 3, and an upper end cover 4. The bottom of the first filter pipe 1 is fixedly connected to the second filter pipe 2 in a through manner. The bottom of the second filter pipe 2 is fixedly connected to the lower end cover 3 in a through manner. The upper end cover 4 is arranged on the top of the first filter pipe 1. The top of the upper end cover 4 is connected to a water inlet pipe 5 through a solenoid valve. The bottom of the lower end cover 3 is connected to a drain pipe 6 through a solenoid valve. The left sides of the water inlet pipe 5 and the drain pipe 6 are respectively connected to a return pipe 7 through solenoid valves. The right side of the first filter pipe 1 is connected to a branch pipe 8 through a solenoid valve in a through manner. The upper end cover 4 includes a mounting ring 9 and a connecting pipe 10. The bottom side of the mounting ring 9 is fixedly connected to the connecting pipe 10 in a through manner. A mounting column 11 is fixedly provided at the bottom of the connecting pipe 10 in a through manner. An annular filter screen 12 is fixedly provided on the outer wall of the mounting column 11 in a through manner. The mounting column 11 is specifically a hollow structure, and filter cotton pipes 23 are equidistantly connected to the inner walls of the mounting column 11 in a through manner. A first filler layer 13 is filled in the inner cavity of the filter cotton pipes 23. The water to be treated is injected into the first filter pipe 1 through the water inlet pipe 5. The water to be treated can be respectively injected into the filter cotton pipes 23 through the connecting pipe 10. After being filtered by the first filler layer 13 in the filter cotton pipes 23, the filter cotton pipes 23 and the annular filter screen 12 covered outside perform secondary filtration on the liquid, enabling the liquid entering the first filter pipe 1 to be preliminarily filtered. The service life of the filter medium can be improved through hierarchical multi-media filtration.

[0025] Embodiment 2

[0026] As Figures 1-4 As shown in the figure, a high-efficiency water treatment multi-media filter according to an embodiment of the present invention includes a first filter pipe 1, a second filter pipe 2, a lower end cover 3, and an upper end cover 4. The bottom of the first filter pipe 1 is fixedly connected to the second filter pipe 2 in a through manner. The bottom of the second filter pipe 2 is fixedly connected to the lower end cover 3 in a through manner. The upper end cover 4 is arranged on the top of the first filter pipe 1. The top of the upper end cover 4 is connected to a water inlet pipe 5 through a solenoid valve. The bottom of the lower end cover 3 is connected to a drain pipe 6 through a solenoid valve. The left sides of the water inlet pipe 5 and the drain pipe 6 are respectively connected to a return pipe 7 through solenoid valves. The right side of the first filter pipe 1 is connected to a branch pipe 8 through a solenoid valve in a through manner. A threaded column 14 is movably connected to the top edge of the mounting ring 9 in a through manner. The bottom end of the threaded column 14 is fixedly connected to the top edge of the first filter pipe 1, and a compression nut 15 is threadedly connected to the outside of the threaded column 14 in a matching manner. The upper end cover 4 is respectively sleeved on the threaded column 14 at the top of the first filter pipe 1, and the structural components at the bottom of the upper end cover 4 are installed in the first filter pipe 1. Then, by screwing the compression nut 15 on the outer wall of the threaded column 14, the upper end cover 4 can be assembled and fixed to the first filter pipe 1, facilitating the removal, replacement, and cleaning of the preliminary filtration structure at the bottom of the upper end cover 4.

[0027] Embodiment 3

[0028] AsFigures 1-4 As shown in the figure, a high-efficiency water treatment multi-media filter according to an embodiment of the present utility model includes a first filter tube 1, a second filter tube 2, a lower end cover 3, and an upper end cover 4. The bottom of the first filter tube 1 is fixedly connected to the second filter tube 2 in a penetrating manner. The bottom of the second filter tube 2 is fixedly connected to the lower end cover 3 in a penetrating manner. The upper end cover 4 is arranged at the top of the first filter tube 1. A water inlet pipe 5 is connected to the top of the upper end cover 4 through a solenoid valve. A drain pipe 6 is connected to the bottom of the lower end cover 3 through a solenoid valve. The left sides of the water inlet pipe 5 and the drain pipe 6 are respectively connected to a return pipe 7 through solenoid valves. The right side of the first filter tube 1 is connected to a branch pipe 8 through a solenoid valve in a penetrating manner. A semi-circular door plate 16 is arranged at the rear side of the second filter tube 2 through a hinge in a penetrating manner. Support rings 17 are symmetrically arranged between the inner walls of the second filter tube 2 at equal intervals. A circular mesh plate 18 is movably fitted between the support rings 17. A second filler layer 19 is filled in the inner cavity of the circular mesh plate 18. A first water separation plate 20 is fixedly embedded at the top opening of the second filter tube 2. A second water separation plate 21 is fixedly embedded at the top opening of the lower end cover 3. Water distribution heads 22 are respectively arranged at equal intervals and penetrate through the top of the first water separation plate 20 and the top of the second water separation plate 21. The liquid preliminarily filtered in the first filter tube 1 will be stored in the space at the top of the first water separation plate 20. Through the water distribution heads 22 on the first water separation plate 20, the preliminarily filtered liquid can enter the second filter tube 22. The liquid is further filtered by the second filler layer 19 in the multi-layer circular mesh plates 18 in the second filter tube 2, and the purified water can be obtained and stored on the second water separation plate 21. Through the water distribution heads 22 on the second water separation plate 21, the purified liquid can be stored in the lower end cover 3 and then discharged and recycled through the drain pipe 6. Return pipes 7 are arranged on one side of both the drain pipe 6 and the water inlet pipe 5. The return pipes 7 are fixedly connected in a penetrating manner through the pipelines of the input end and the output end of an external water pump device, enabling the liquid to be circularly filtered and purified. And according to the demand of recycling, the solenoid valve on the branch pipe 8 can be opened, enabling the extraction and recycling when the first water separation plate 20 stores the preliminarily filtered liquid. According to the demand of liquid recycling, it is not necessary to perform thorough filtration and purification before use, greatly reducing the treatment cycle of water filtration and further increasing the service life of the filter medium.

[0029] In summary, by means of the above technical solution of the present utility model, when this device is in use, the upper end cover 4 is respectively sleeved on the threaded posts 14 at the top of the first filter tube 1, and the structural components at the bottom of the upper end cover 4 are installed in the first filter tube 1. Then, by screwing the compression nut 15 on the outer wall of the threaded post 14, the upper end cover 4 can be assembled and fixed with the first filter tube 1, which is convenient for removing and replacing the preliminary filtration structure at the bottom of the upper end cover 4. The water to be treated is injected into the first filter tube 1 through the water inlet pipe 5. The water to be treated can be respectively injected into the filter cotton tubes 23 through the connecting pipes 10. After being filtered by the first filler layer 13 in the filter cotton tubes 23, the filter cotton tubes 23 and the annular filter screen 12 covered outside perform secondary filtration on the liquid, so that the liquid entering the first filter tube 1 is preliminarily filtered. The liquid preliminarily filtered in the first filter tube 1 is stored in the space at the top of the first water separation plate 20. Through the water distribution head 22 on the first water separation plate 20, the preliminarily filtered liquid can enter the second filter tube 22. After being further filtered by the second filler layer 19 in the multi-layer circular mesh plates 18 in the second filter tube 2, the purified water can be obtained and stored on the second water separation plate 21. Through the water distribution head 22 on the second water separation plate 21, the purified liquid can be stored in the lower end cover 3 and then discharged and recycled through the drain pipe 6. A return pipe 7 is provided on one side of both the drain pipe 6 and the water inlet pipe 5. The return pipes 7 are fixedly connected through the pipelines at the input end and the output end of an external water pump device, so that the liquid can be circularly filtered and purified. And according to the demand of recycling, the solenoid valve on the branch pipe 8 can be opened, and the liquid can be extracted and recycled when the first water separation plate 20 stores the preliminarily filtered liquid.

[0030] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A high-efficiency water treatment multi-media filter, comprising a first filter tube (1), a second filter tube (2), a lower end cover (3), and an upper end cover (4), characterized in that: The bottom of the first filter tube (1) is connected to the second filter tube (2) through a fixed connection, the bottom of the second filter tube (2) is connected to the lower end cover (3) through a fixed connection, the upper end cover (4) is arranged on the top of the first filter tube (1), the top of the upper end cover (4) is connected to a water inlet pipe (5) through a solenoid valve, the bottom of the lower end cover (3) is connected to a drain pipe (6) through a solenoid valve, the left side of the water inlet pipe (5) and the left side of the drain pipe (6) are respectively connected to a return pipe (7) through a solenoid valve, and the right side of the first filter tube (1) is connected to a branch pipe (8) through a solenoid valve; the upper end cover (4) comprises a mounting ring (9) and a connecting pipe (10), the mounting ring ( 9) The bottom side is fixedly connected to the connecting tube (10), the bottom of the connecting tube (10) is fixedly connected to a mounting column (11), and the outer wall of the mounting column (11) is fixedly connected to a ring-shaped filter screen (12); the mounting column (11) is specifically a hollow structure, and the inner walls of the mounting column (11) are connected to filter cotton tubes (23) at equal intervals, and the inner cavity of the filter cotton tube (23) is filled with a first filler layer (13); the inner walls of the second filter tube (2) are supported by support rings (17) at equal intervals, and circular mesh plates (18) are movably engaged between the support rings (17), and the inner cavity of the circular mesh plates (18) is filled with a second filler layer (19).

2. A high-efficiency water treatment multi-media filter according to claim 1, characterized in that: A threaded column (14) is movably provided on the top edge of the mounting ring (9), the bottom end of the threaded column (14) is fixedly connected to the top edge of the first filter tube (1), and a locking nut (15) is matched and threadedly connected to the outside of the threaded column (14).

3. A high-efficiency water treatment multi-media filter according to claim 2, characterized in that: A semicircular door panel (16) is provided on the rear side of the second filter tube (2) through a hinge.

4. A high-efficiency water treatment multi-media filter according to claim 3, characterized in that: A first water-blocking tray (20) is embedded and fixed at the top of the second filter tube (2), a second water-blocking tray (21) is embedded and fixed at the top of the lower end cover (3), and water distribution heads (22) are respectively provided at equal distances through the top of the first water-blocking tray (20) and the top of the second water-blocking tray (21).

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