Filter element capable of filtering water in multiple layers

Abstract

The utility model discloses a filter element capable of filtering water in multiple layers, which relates to the technical field of water filtering, and comprises a middle filter screen and an inner filter screen which are arranged on the inner side of an outer filter screen, and further comprises two groups of first ring discs, the inner sides of the two groups of first ring discs are fixedly connected with first sealing ring gaskets, and the outer side surface of the inner filter screen is fixedly connected with four groups of connecting columns; four connecting plates are fixedly connected to the inner side face of the middle filter screen, four fastening bolts are arranged on the outer side faces of the two first ring discs in a penetrating mode, the two first sealing ring gaskets are located between the inner filter screen and the middle filter screen, and the four connecting columns are slidably connected with the four connecting plates correspondingly; compared with the prior art, the filter element has the advantages that the filter element has a convenient combination and installation function, the filter element can be conveniently disassembled step by step, the filter element can be quickly cleaned, a single-layer filter screen in a traditional filter element is replaced, and a multi-layer water filtering function is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of water filtration, in particular to a filter element capable of filtering water in multiple layers. Background Art

[0002] Filter element is a professional term for filtering and purification functions. It is a simple device for purifying the resources and separation of raw fluids. When the fluid passes through the filter element in the filter, its impurities are blocked, and the clean fluid flows out through the filter element. Now the filter element is mainly used in filtration industries such as oil filtration, air filtration and water filtration.

[0003] After searching, the patent number is CN212731261U, which discloses a filter element that can be disassembled to facilitate cleaning of the inside of the filter element. However, the existing filter element usually adopts an integral filter net when in use. Compared with the multi-layer filter net, its filtering effect on water quality is relatively poor, and the cleaning frequency will be relatively high. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a filter element capable of filtering water in multiple layers. Existing filter elements usually use an integral filter net when in use. Compared with a multi-layer filter net, its filtering effect on water quality is relatively poor and the cleaning frequency is relatively high.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a filter element that can filter water in multiple layers, including an intermediate filter and an inner filter arranged on the inner side of an outer filter, and also including two groups of first ring disks, the inner sides of the two groups of first ring disks are fixedly connected with first sealing ring gaskets, the outer side surface of the inner filter is fixedly connected with four groups of connecting columns, the inner side surface of the intermediate filter is fixedly connected with four groups of connecting plates, and the outer side surfaces of the two groups of first ring disks are penetrated by four groups of fastening bolts.

[0006] As a further solution of the utility model: the two groups of the first sealing ring gaskets are both located between the inner filter screen and the middle filter screen.

[0007] As a further solution of the utility model: the four groups of connecting columns are respectively slidably connected to the four groups of connecting plates, both ends of the four groups of connecting columns are provided with thread grooves, and the fastening bolts pass through the first ring disk to cooperate with the thread grooves and are threadedly connected to the connecting columns.

[0008] As a further solution of the utility model: the outer periphery of the two groups of the first ring disks are sleeved with a second ring disk, the back-to-back sides of the two groups of the first ring disks are fixedly connected with an externally threaded ring plate, the back-to-back sides of the two groups of the second ring disks are fixedly connected with an internally threaded ring plate, and the externally threaded ring plate is threadedly connected to the internally threaded ring plate.

[0009] As a further solution of the utility model: the inner side surfaces of the two groups of the second ring discs are fixedly connected with second sealing ring gaskets, and the two groups of the second sealing ring gaskets are located between the outer filter screen and the middle filter screen.

[0010] As a further solution of the utility model: the outer side surface of the outer filter is fixedly sleeved with a first magnetic ring near both ends, the outer sides of the two sets of second ring disks are fixedly sleeved with a second magnetic ring, and the first magnetic ring and the second magnetic ring are attracted to each other.

[0011] As a further solution of the utility model: the middle positions of the two groups of the first ring discs on the back-to-back sides are fixedly connected with drainage pipes, and the two groups of drainage pipes are connected to the inner filter screen, and the inner filter screen is located on the inner side of the middle filter screen.

[0012] As a further solution of the utility model: the inner side surface of the outer filter is fixedly connected with a plurality of groups of first limit strips, the outer side surface of the middle filter is fixedly connected with a plurality of groups of second limit strips, and a plurality of groups of activated carbon plates are arranged between the outer filter and the middle filter.

[0013] As a further solution of the utility model: a plurality of groups of the first limiting strips and a plurality of groups of the second limiting strips are arranged alternately, and a plurality of groups of the activated carbon plates have cross-sectional shapes that are arranged in a V-shape.

[0014] The utility model adopts the above technical scheme, and has the following advantages compared with the prior art: the middle filter is slidably installed on the periphery of the inner filter through four groups of connecting columns and four groups of connecting plates, and then the two groups of first ring discs are respectively sealed and clamped at the two ends of the middle filter through the first sealing ring gasket, four groups of fastening bolts and four groups of screw grooves, and then the two groups of second ring discs are respectively sealed and clamped at the two ends of the outer filter through the threaded connection of the external threaded ring plate and the internal threaded ring plate in cooperation with the second sealing ring gasket and the first magnetic ring and the second magnetic ring. It has a convenient combined installation function, is also convenient for step-by-step disassembly of the filter element, and is conducive to rapid cleaning of the filter element.

[0015] The outer filter, middle filter and inner filter are arranged at equal distances from the outside to the inside of the filter element to filter impurities in the water for three times. At the same time, several groups of V-shaped activated carbon plates are arranged between the outer filter and the middle filter through the cooperation of several groups of first limit strips and several groups of second limit strips to fully absorb the odor and color of the water, replacing the single-layer filter in the traditional filter element and realizing the multi-layer filtration function of the water quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of a filter element capable of filtering water in multiple layers in an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection structure between the inner filter and the middle filter in the embodiment of the utility model;

[0018] Figure 3 This is a schematic diagram of the connection structure between the inner and outer filter screens and the middle filter screen in the embodiment of the utility model;

[0019] Figure 4 Schematic diagram of the internal structure of the outer filter screen in the embodiment of the utility model.

[0020] In the figure: 1. outer filter; 2. middle filter; 3. inner filter; 5. drain pipe; 6. connecting plate; 7. connecting column; 8. first ring disk; 9. first sealing ring gasket; 10. fastening bolt; 11. external threaded ring plate; 12. second ring disk; 13. internal threaded ring plate; 14. first magnetic ring; 15. second magnetic ring; 16. second sealing ring gasket; 17. first limit strip; 18. second limit strip; 19. activated carbon plate. DETAILED DESCRIPTION

[0021] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0022] Example 1, please refer to Figure 1-Figure 4 A filter element capable of filtering water in multiple layers comprises an intermediate filter screen 2 and an inner filter screen 3 arranged on the inner side of an outer filter screen 1, and also comprises two groups of first ring disks 8, the inner sides of the two groups of first ring disks 8 are fixedly connected with first sealing ring gaskets 9, the outer side surface of the inner filter screen 3 is fixedly connected with four groups of connecting columns 7, the inner side surface of the intermediate filter screen 2 is fixedly connected with four groups of connecting plates 6, and the outer sides of the two groups of first ring disks 8 are penetrated with four groups of fastening bolts 10.

[0023] The two groups of first sealing ring gaskets 9 are both located between the inner filter 3 and the middle filter 2. The four groups of connecting columns 7 are slidingly connected to the four groups of connecting plates 6 respectively. Both ends of the four groups of connecting columns 7 are provided with threaded grooves, and the fastening bolts 10 pass through the first ring plate 8 and cooperate with the threaded grooves to be threadedly connected to the connecting columns 7.

[0024] In this embodiment, four groups of connection columns 7 cooperate with four groups of connection plates 6 to facilitate the sliding installation of the middle filter screen 2 on the outer side of the inner filter screen 3 .

[0025] The outer periphery of the two groups of first ring disks 8 is sleeved with a second ring disk 12, the back-to-back sides of the two groups of first ring disks 8 are fixedly connected with an external threaded ring plate 11, and the back-to-back sides of the two groups of second ring disks 12 are fixedly connected with an internal threaded ring plate 13, and the external threaded ring plate 11 is threadedly connected to the internal threaded ring plate 13.

[0026] In this embodiment, the second ring plate 12 is conveniently clamped on the outer side of the first ring plate 8 through the threaded connection between the internal thread ring plate 13 and the external thread ring plate 11 .

[0027] The inner side surfaces of the two groups of second ring disks 12 are fixedly connected with second sealing ring gaskets 16, and the two groups of second sealing ring gaskets 16 are located between the outer filter screen 1 and the middle filter screen 2. The outer side surface of the outer filter screen 1 is fixedly sleeved with the first magnetic ring 14 near both ends, and the outer sides of the two groups of second ring disks 12 are fixedly sleeved with the second magnetic ring 15, and the first magnetic ring 14 and the second magnetic ring 15 are attracted to each other.

[0028] In this embodiment, the first magnetic ring 14 and the second magnetic ring 15 cooperate with the second sealing ring gasket 16 to facilitate the two sets of second ring disks 12 to be tightly connected to the two ends of the outer filter screen 1.

[0029] Specifically, the middle filter 2 is slidably installed on the periphery of the inner filter 3 through four groups of connecting columns 7 and four groups of connecting plates 6, and then the two groups of first ring disks 8 are respectively sealed and clamped on the two ends of the middle filter 2 through the first sealing ring gasket 9, four groups of fastening bolts 10 and four groups of screw grooves. Then, the threaded connection of the external threaded ring plate 11 and the internal threaded ring plate 13 is cooperated with the second sealing ring gasket 16 and the first magnetic ring 14 and the second magnetic ring 15 so that the two groups of second ring disks 12 are respectively sealed and clamped on the two ends of the outer filter 1. It has a convenient combined installation function, and is also convenient for step-by-step disassembly of the filter element, which is conducive to the rapid cleaning of the filter element.

[0030] Example 2, please refer to Figure 1-Figure 4 A filter element capable of filtering water in multiple layers comprises an intermediate filter screen 2 and an inner filter screen 3 arranged on the inner side of an outer filter screen 1, and also comprises two groups of first ring disks 8, the inner sides of the two groups of first ring disks 8 are fixedly connected with first sealing ring gaskets 9, the outer side surface of the inner filter screen 3 is fixedly connected with four groups of connecting columns 7, the inner side surface of the intermediate filter screen 2 is fixedly connected with four groups of connecting plates 6, and the outer sides of the two groups of first ring disks 8 are penetrated with four groups of fastening bolts 10.

[0031] Drain pipes 5 are fixedly connected to the middle positions of the back-to-back sides of the two groups of first ring disks 8 , and the two groups of drain pipes 5 are communicated with the inner filter screen 3 , and the inner filter screen 3 is located on the inner side of the middle filter screen 2 .

[0032] In this embodiment, two sets of drainage pipes 5 are used to facilitate drainage of the water filtered by the filter element.

[0033] The inner side surface of the outer filter 1 is fixedly connected with several groups of first limit strips 17, the outer side surface of the middle filter 2 is fixedly connected with several groups of second limit strips 18, and several groups of activated carbon plates 19 are arranged between the outer filter 1 and the middle filter 2. Several groups of first limit strips 17 and several groups of second limit strips 18 are arranged alternately, and the cross-sectional shape of several groups of activated carbon plates 19 is V-shaped.

[0034] In this embodiment, several groups of first limiting strips 17 cooperate with several groups of second limiting strips 18 to facilitate installation of several groups of activated carbon plates 19 between the outer filter screen 1 and the middle filter screen 2 .

[0035] Specifically, the outer filter 1, the middle filter 2 and the inner filter 3 are arranged at equal distances from the outside to the inside of the filter element to filter impurities in the water for three times. At the same time, through the cooperation of several groups of first limit strips 17 and several groups of second limit strips 18, several groups of V-shaped activated carbon plates 19 are arranged between the outer filter 1 and the middle filter 2 to fully absorb the odor and color of the water, replacing the single-layer filter in the traditional filter element, and realizing the multi-layer filtering function of the water quality.

[0036] The above is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A filter element capable of filtering water in multiple layers, comprising an intermediate filter screen (2) and an inner filter screen (3) arranged inside an outer filter screen (1), characterized in that: It also includes two groups of first ring disks (8), the inner sides of the two groups of first ring disks (8) are fixedly connected with first sealing ring gaskets (9), the outer side surface of the inner filter screen (3) is fixedly connected with four groups of connecting columns (7), the inner side surface of the middle filter screen (2) is fixedly connected with four groups of connecting plates (6), and the outer side surfaces of the two groups of first ring disks (8) are penetrated by four groups of fastening bolts (10).

2. A filter element capable of multi-layer filtration of water according to claim 1, characterized in that: The two groups of the first sealing ring gaskets (9) are both located between the inner filter screen (3) and the middle filter screen (2).

3. The filter element capable of multi-layer filtration of water according to claim 1, characterized in that: The four groups of connecting columns (7) are respectively slidably connected to the four groups of connecting plates (6); both ends of the four groups of connecting columns (7) are provided with thread grooves, and the fastening bolts (10) pass through the first ring plate (8) and cooperate with the thread grooves to be threadedly connected to the connecting columns (7).

4. The filter element capable of multi-layer filtration of water according to claim 1, characterized in that: The outer peripheries of the two groups of the first ring disks (8) are sleeved with second ring disks (12); the back-to-back sides of the two groups of the first ring disks (8) are fixedly connected with externally threaded ring plates (11); the back-to-back sides of the two groups of the second ring disks (12) are fixedly connected with internally threaded ring plates (13); and the externally threaded ring plates (11) are threadedly connected with the internally threaded ring plates (13).

5. The filter element capable of multi-layer filtration of water according to claim 4, characterized in that: The inner side surfaces of the two groups of the second ring discs (12) are both fixedly connected with second sealing ring gaskets (16), and the two groups of second sealing ring gaskets (16) are both located between the outer filter screen (1) and the middle filter screen (2).

6. The filter element capable of multi-layer filtration of water according to claim 1, characterized in that: The outer side surface of the outer filter (1) is fixedly sleeved with a first magnetic ring (14) near both ends, and the outer sides of the two sets of second ring disks (12) are fixedly sleeved with a second magnetic ring (15), and the first magnetic ring (14) and the second magnetic ring (15) are attracted to each other.

7. The filter element capable of multi-layer filtration of water according to claim 1, characterized in that: Drain pipes (5) are fixedly connected to the middle positions of the back-to-back sides of the two groups of the first ring discs (8), and the two groups of drainage pipes (5) are connected to the inner filter screen (3), and the inner filter screen (3) is located on the inner side of the middle filter screen (2).

8. The filter element capable of multi-layer filtration of water according to claim 1, characterized in that: The inner side surface of the outer filter (1) is fixedly connected to a plurality of groups of first limit strips (17), the outer side surface of the intermediate filter (2) is fixedly connected to a plurality of groups of second limit strips (18), and a plurality of groups of activated carbon plates (19) are arranged between the outer filter (1) and the intermediate filter (2).

9. The filter element capable of multi-layer filtration of water according to claim 8, characterized in that: A plurality of groups of the first limiting strips (17) and a plurality of groups of the second limiting strips (18) are arranged alternately, and a plurality of groups of the activated carbon plates (19) are arranged in a V-shaped cross-section.

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