Sewage filter convenient for maintenance of filter cartridge

Abstract

The utility model belongs to the technical field of sewage treatment, particularly relates to a sewage filter with a filter cartridge convenient to maintain, and provides the following scheme aiming at the problem that a filter layer is inconvenient to clean and replace due to the fact that a filter structure of the existing equipment is stacked layer by layer, the sewage filter comprises a box body, and a bearing plate is welded in the box body; a bearing plate is arranged in the box body, a filtering structure is arranged on the bearing plate, a stirring structure is arranged between the box body and the bearing plate, the filtering structure comprises two filter cartridges which are inserted into two notches symmetrically formed in the bearing plate, anti-falling baffles are welded to the peripheral sides of the tops of the two filter cartridges, and first filtering layers are installed at the top ends of the interiors of the two filter cartridges through screws; and filter layers II are mounted at the bottom ends of the two filter layers I through screws. According to the utility model, the multi-layer filter structure is arranged in the single filter cartridge, so that the filter cartridge can be cleaned only by taking out the filter cartridge during cleaning, and the problems that the boiler structure is easy to break and difficult to take due to long-term water soaking are effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sewage filter which is convenient for maintaining a filter cartridge. Background Art

[0002] A sewage filter is a filter used for filtering water for industry, agriculture, aquarium fish farming, garden pond filtration or domestic use. It is usually composed of a shell, a partition, a filter and other related structural parts.

[0003] After searching, a sewage filter is provided with the publication number CN108640404A, including a sewage filter body, a water inlet pipe is arranged on the left side of the sewage filter body, a sealing cover is arranged on the upper end of the sewage filter body, a stepper motor is arranged above the sealing cover, the stepper motor is placed on a support frame, the stepper motor is connected to a stirring shaft, the stirring shaft extends into the sewage filter body, the stirring shaft is provided with stirring blades, a filtering device is arranged directly below the stirring shaft, an outlet pipe is arranged below the filtering device, the outlet pipe is connected to a circulating water pipe, the other end of the circulating water pipe is connected to the upper part of the filter body, a water pump is arranged on the circulating water pipe, an outlet valve is arranged on the outlet pipe, a detachable magnet plate is arranged on the inner wall of the left side of the sewage filter body, the filtering device is composed of a PP cotton filter layer, an activated carbon layer, an ultrafiltration membrane, and a stainless steel mesh, and the PP cotton filter layer, the activated carbon layer, the ultrafiltration membrane, and the stainless steel mesh are arranged in sequence from bottom to top.

[0004] The existing equipment filter structure is stacked layer by layer, which makes it inconvenient to clean and replace the filter layers. Therefore, we propose a sewage filter with easy-to-maintain filter cartridge to solve the above problem. Utility Model Content

[0005] The utility model aims to solve the shortcoming of being difficult to replace and proposes a sewage filter with a filter cartridge that is easy to maintain.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sewage filter that is easy to maintain the filter cartridge, comprising a box body, a supporting plate is welded inside the box body, a filtering structure is arranged on the supporting plate, and a stirring structure is arranged between the box body and the supporting plate;

[0007] The filtering structure includes two filter cartridges inserted into two slots symmetrically opened on the support plate, anti-slip baffles are welded on the top circumference of the two filter cartridges, filter layer one is installed on the inner top of the two filter cartridges by screws, filter layer two is installed on the bottom ends of the two filter layers one by screws, and filter layer three is installed on the bottom ends of the two filter layers two by screws.

[0008] Preferably, the first filter layer is made of cotton and linen cloth, the second filter layer is made of ceramic particles, and the third filter layer is made of activated carbon particles.

[0009] Preferably, the stirring structure includes a sealing cover snapped onto the top of the box body.

[0010] Preferably, a motor is mounted on the top of the sealing cover by bolts, the bottom end of the motor extends through the sealing cover through an inserted rotating shaft, and the bottom end of the rotating shaft is inserted into the supporting plate through a rolling bearing.

[0011] Preferably, two filter plates are symmetrically welded around the circumference of the rotating shaft.

[0012] Preferably, the two filter plates each include two mesh plates and a linen plate, and the linen plate is clamped between the two mesh plates by bolts.

[0013] Preferably, a liquid inlet pipe is welded to the top of one side of the box body, and a liquid discharge pipe is welded to the bottom of one side of the box body.

[0014] In the utility model, a sewage filter that is easy to maintain the filter cartridge is described:

[0015] 1. The utility model installs a multi-layer filtering structure in a single filter cartridge. When cleaning, you only need to take out the filter cartridge to clean it, which effectively avoids the problem that the boiler structure is easy to break and difficult to take out due to long-term water bubbles;

[0016] 2. The utility model controls the filter plate on the rotating shaft to move in a circular motion through a motor, thereby removing and adsorbing floating impurities in the wastewater, reducing the difficulty of subsequent cleaning and filtration, and increasing the service life of the filter structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a sewage filter that is easy to maintain the filter cartridge proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the internal part of a sewage filter that is easy to maintain the filter cartridge proposed by the utility model;

[0019] Figure 3 The utility model discloses a structural schematic diagram of the filtering structure part of a sewage filter which is easy to maintain the filter cartridge.

[0020] In the figure: 1. box body; 2. supporting plate; 3. filtering structure; 301. filter cartridge; 302. anti-slip baffle; 303. filtering layer one; 304. filtering layer two; 305. filtering layer three; 4. stirring structure; 401. sealing cover; 402. motor; 403. rotating shaft; 404. filtering plate; 5. liquid inlet pipe; 6. liquid discharge pipe. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-3 A sewage filter that is easy to maintain a filter cartridge, comprising a box body 1, a support plate 2 is welded inside the box body 1, a filtering structure 3 is arranged on the support plate 2, and a stirring structure 4 is arranged between the box body 1 and the support plate 2;

[0023] The filtering structure 3 includes two filter cartridges 301 inserted into two slots symmetrically opened on the supporting plate 2, anti-drop baffles 302 are welded on the top sides of the two filter cartridges 301, filter layer 1 303 is installed on the top of the inner top of the two filter cartridges 301 by screws, filter layer 2 304 is installed on the bottom ends of the two filter layers 1 303 by screws, and filter layer 3 305 is installed on the bottom ends of the two filter layers 2 304 by screws.

[0024] In this embodiment, the filter layer 1 303 is made of cotton and linen cloth, the filter layer 2 304 is made of ceramic particles, and the filter layer 3 305 is made of activated carbon particles.

[0025] By adopting the above scheme, the filter layer 1 303 is made of cotton and linen cloth, the filter layer 2 304 is made of ceramic particles, and the filter layer 3 305 is made of activated carbon particles, so that the filter gap is reduced layer by layer and the ability of layer-by-layer filtering is achieved.

[0026] In this embodiment, the stirring structure 4 includes a sealing cover 401 which is clamped on the top of the box body 1 .

[0027] By adopting the above solution, the sealing behavior is achieved through the sealing cover 401 on the top of the box body 1, which effectively improves the sealing precision.

[0028] In this embodiment, a motor 402 is installed on the top of the sealing cover 401 by bolts, and the bottom end of the motor 402 extends through the sealing cover 401 through an inserted rotating shaft 403, and the bottom end of the rotating shaft 403 is inserted into the supporting plate 2 through a rolling bearing.

[0029] By adopting the above scheme, a motor 402 is installed on the top of the sealing cover 401 by bolts, and the bottom end of the motor 402 extends through the sealing cover 401 through the plug-in rotating shaft 403, and the bottom end of the rotating shaft 403 is plugged into the supporting plate 2 through a rolling bearing, thereby realizing the behavior of the motor 402 controlling the rotating shaft 403 to rotate synchronously.

[0030] In this embodiment, two filter plates 404 are symmetrically welded around the rotating shaft 403 .

[0031] By adopting the above solution, two filter plates 404 are symmetrically welded on the circumference of the rotating shaft 403, so as to achieve accurate filtering behavior and avoid the problem of poor filtering.

[0032] In this embodiment, the two filter plates 404 each include two mesh plates and a linen plate, and the linen plate is clamped between the two mesh plates by bolts.

[0033] By adopting the above solution, the two filter plates 404 are each composed of two mesh plates and a linen plate, and the linen plate is clamped between the two mesh plates by bolts, so as to remove the floating impurities in the adsorbed wastewater, reduce the difficulty of subsequent cleaning and filtration, and increase the service life of the filter structure 3.

[0034] In this embodiment, a liquid inlet pipe 5 is welded to the top of one side of the box body 1 , and a liquid discharge pipe 6 is welded to the bottom of one side of the box body 1 .

[0035] By adopting the above solution, a liquid inlet pipe 5 is welded on the top of one side of the box body 1, and a liquid discharge pipe 6 is welded on the bottom of one side of the box body 1, so as to achieve continuous liquid inlet and liquid discharge, and effectively improve the filtering efficiency.

[0036] In the utility model, when in use, liquid is introduced through the liquid inlet pipe 5, and the motor 402 controls the filter plate 404 on the rotating shaft 403 to perform stirring and filtering to remove floating impurities in the wastewater. After that, the wastewater passes through the filter layer 1 303, the filter layer 2 304, and the filter layer 3 305 in sequence to remove internal impurities.

[0037] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0038] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sewage filter that is easy to maintain a filter cartridge, comprising a housing (1), characterized in that: A support plate (2) is welded inside the box body (1), a filtering structure (3) is arranged on the support plate (2), and a stirring structure (4) is arranged between the box body (1) and the support plate (2); The filtering structure (3) comprises two filter cartridges (301) inserted into two notches symmetrically opened on the supporting plate (2), anti-slip baffles (302) are welded to the top circumference of the two filter cartridges (301), filter layer one (303) is installed on the top of the two filter cartridges (301) by screws, filter layer two (304) is installed on the bottom of the two filter layers (303) by screws, and filter layer three (305) is installed on the bottom of the two filter layers (304) by screws.

2. A sewage filter that is easy to maintain the filter cartridge according to claim 1, characterized in that: The filter layer 1 (303) is made of cotton and linen cloth, the filter layer 2 (304) is made of ceramic particles, and the filter layer 3 (305) is made of activated carbon particles.

3. A sewage filter with an easy-to-maintain filter cartridge according to claim 1, characterized in that: The stirring structure (4) comprises a sealing cover (401) which is snap-connected to the top of the box body (1).

4. A sewage filter with easy-to-maintain filter cartridge according to claim 3, characterized in that: A motor (402) is mounted on the top of the sealing cover (401) via bolts, and the bottom end of the motor (402) extends through the sealing cover (401) via a plug-in rotating shaft (403), and the bottom end of the rotating shaft (403) is plugged into the supporting plate (2) via a rolling bearing.

5. A sewage filter that is easy to maintain the filter cartridge according to claim 4, characterized in that: Two filter plates (404) are symmetrically welded around the circumference of the rotating shaft (403).

6. A sewage filter with an easy-to-maintain filter cartridge according to claim 5, characterized in that: The two filter plates (404) each include two mesh plates and a linen plate, and the linen plate is clamped between the two mesh plates by bolts.

7. A sewage filter with an easy-to-maintain filter cartridge according to claim 1, characterized in that: A liquid inlet pipe (5) is welded to the top of one side of the box body (1), and a liquid discharge pipe (6) is welded to the bottom of one side of the box body (1).

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