Ceramic filter screen

Abstract

The utility model provides a ceramic filter screen, which solves the technical problem that the existing filter screen for sewage treatment is easy to deform and needs to be frequently replaced. Comprising a filter cartridge provided with a first circulation channel for sewage to flow; the first filter assembly comprises a filter screen layer and a first air bag layer which is arranged outside the filter screen layer in a sleeving manner in the circumferential direction of the filter screen layer; the second filtering assembly comprises a foamed ceramic layer and a second air bag layer which is arranged outside the foamed ceramic layer in a sleeving manner in the circumferential direction of the foamed ceramic layer; the third filtering assembly comprises an activated carbon layer and a third air bag layer arranged outside the activated carbon layer in a sleeving manner in the circumferential direction of the activated carbon layer; the main air bag layer sleeves the outer side of the filter cartridge in the circumferential direction of the filter cartridge; under the condition that the first air bag layer, the second air bag layer and the third air bag layer are inflated, the first filtering assembly, the second filtering assembly and the third filtering assembly are clamped on the inner wall of the filtering cylinder, the foamed ceramic is arranged for filtering, deformation is not prone to occurring, assembly and disassembly are conducted in cooperation with an external air bag, and actual operation is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter screen technical field, specifically, relate to a ceramic filter screen. BACKGROUND

[0002] In the sewage treatment process, filter screen is often used for filtering operation, sewage is filtered through the mesh of filter screen to remove the larger impurities inside the sewage, the prior art usually adopts the common filter screen on the market, and the impact resistance is weak during long-term use, and deformation is easy, and the size of the mesh of the filter screen changes due to deformation, thereby affecting the filtering effect, and as consumables, the filter screen needs to be replaced frequently. SUMMARY

[0003] The utility model discloses a ceramic filter screen, solve the technical problem that the filter screen of current existing sewage treatment is easy to deform and needs to be replaced frequently.

[0004] The utility model discloses a ceramic filter screen, solve the technical problem that the filter screen of current existing sewage treatment is easy to deform and needs to be replaced frequently.

[0005] A ceramic filter screen, comprising a filter cartridge, a first filter assembly, a second filter assembly, a third filter assembly and a main air bag layer.

[0006] The filter cartridge is provided with a first flow channel for sewage flow.

[0007] The first filter assembly comprises a filter screen layer and a first air bag layer arranged outside the filter screen layer in a circumferential direction of the filter screen layer.

[0008] The second filter assembly comprises a foamed ceramic layer and a second air bag layer arranged outside the foamed ceramic layer in a circumferential direction of the foamed ceramic layer.

[0009] The third filter assembly comprises an activated carbon layer and a third air bag layer arranged outside the activated carbon layer in a circumferential direction of the activated carbon layer.

[0010] The main air bag layer is arranged outside the filter cartridge in a circumferential direction of the filter cartridge.

[0011] Under the condition that the first air bag layer, the second air bag layer and the third air bag layer are inflated, the first filter assembly, the second filter assembly and the third filter assembly are clamped on the inner wall of the filter cartridge.

[0012] In some embodiments, the first filter assembly, the second filter assembly and the third filter assembly are arranged in sequence in the axial direction of the filter cartridge.

[0013] In some embodiments, the first filter assembly is provided with a plurality of assemblies arranged in sequence in the axial direction of the filter cartridge.

[0014] In some embodiments, the second filter assembly is provided with a plurality of assemblies arranged in sequence along the axial direction of the filter cartridge.

[0015] In some embodiments, the third filter assembly is provided with a plurality of assemblies arranged in sequence along the axial direction of the filter cartridge.

[0016] In some embodiments, the bottom surface of the filter cartridge is connected with a filter plate, and the filter plate is a ceramic foam plate.

[0017] In some embodiments, the first air bag layer is in communication with the second air bag layer, and the second air bag layer is in communication with the third air bag layer.

[0018] The technical scheme of the utility model has at least the following advantages and beneficial effects:

[0019] (1) The utility model discloses a first filter assembly, second filter assembly and third filter assembly, and the combination forms a filter screen, and the first filter assembly, second filter assembly and third filter assembly are respectively provided with air bags, and the filter cartridge is conveniently assembled, disassembled and replaced through the inflation and deflation of the air bags.

[0020] (2) The filter screen of the utility model is provided with air bags outside the filter cartridge, and the filter screen is conveniently assembled, disassembled and replaced as a whole through the inflation and deflation of the air bags, is suitable for sewage filtration in various positions and has high applicability.

[0021] (3) The filter screen of the utility model is filtered through a porous ceramic plate, has good filtering effect and is not easy to deform.

[0022] (4) The utility model has reasonable design, simple structure and good practicality. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as a limitation to the scope, and for the ordinary skilled in the art, other related drawings can also be obtained without creative labor on the basis of the drawings.

[0024] Figure 1 The internal structure schematic view of the ceramic filter screen provided by the embodiments of the utility model is shown in the figure.

[0025] Figure 2 The structure schematic view of the ceramic filter screen provided by the embodiments of the utility model is shown in the figure.

[0026] Figure:

[0027] 110, filter screen layer;120, first air bag layer;

[0028] 210, foam ceramic layer; 220, second air bag layer;

[0029] 310, activated carbon layer; 320, third air bag layer;

[0030] 400, filter cartridge;

[0031] 500, main air bag layer. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0033] Embodiment 1

[0034] The embodiment 1 of the present application provides a ceramic filter screen to solve the technical problem that the existing filter screen for sewage treatment is prone to deformation and needs to be replaced frequently.

[0035] Please refer to Figure 1 and Figure 2 The ceramic filter screen provided by the embodiment of the present application comprises a filter cartridge 400, a first filter assembly, a second filter assembly, a third filter assembly and a main air bag layer 500.

[0036] The filter cartridge 400 is provided with a first flow-through passage for sewage flow, and the first flow-through passage is in communication with the outside.

[0037] The first filter assembly comprises a filter screen layer 110 and a first air bag layer 120 which is circumferentially sleeved outside the filter screen layer 110, and the first air bag layer 120 is provided with an air inlet pipe.

[0038] The second filter assembly comprises a foam ceramic layer 210 and a second air bag layer 220 which is circumferentially sleeved outside the foam ceramic layer 210, and the second air bag layer 220 is provided with an air inlet pipe.

[0039] The third filter assembly comprises an activated carbon layer 310 and a third air bag layer 320 which is circumferentially sleeved outside the activated carbon layer 310, and the third air bag layer 320 is provided with an air inlet pipe.

[0040] The main air bag layer 500 is arranged on the outer side of the filter cartridge 400 in the circumferential direction of the filter cartridge 400, and the main air bag layer 500 is provided with an air inlet pipe;

[0041] Under the condition that the first air bag layer 120, the second air bag layer 220 and the third air bag layer 320 are inflated, the first filter assembly, the second filter assembly and the third filter assembly are clamped on the inner wall of the filter cartridge 400.

[0042] In the embodiment, the first filter assembly, the second filter assembly and the third filter assembly are arranged in sequence in the axial direction of the filter cartridge 400 to realize staged filtration.

[0043] In the embodiment, the first filter assembly is provided with a plurality of first filter assemblies arranged in sequence in the axial direction of the filter cartridge 400 to further increase the filtering effect.

[0044] In the embodiment, the second filter assembly is provided with a plurality of second filter assemblies arranged in sequence in the axial direction of the filter cartridge 400 to further increase the filtering effect.

[0045] In the embodiment, the third filter assembly is provided with a plurality of third filter assemblies arranged in sequence in the axial direction of the filter cartridge 400 to further increase the filtering effect.

[0046] In the embodiment, the first air bag layer 120 is communicated with the second air bag layer 220, and the second air bag layer 220 is communicated with the third air bag layer 320.

[0047] The use process of the ceramic filter screen is described in detail as follows:

[0048] In use, the first air bag layer 120, the second air bag layer 220 and the third air bag layer 320 of the first filter assembly, the second filter assembly and the third filter assembly are inflated to combine the first filter assembly, the second filter assembly and the third filter assembly with the external filter cartridge 400 to form a filter screen, the main air bag layer 500 is inflated to fix the filter screen at a specified position for sewage filtration, and the filter screen is suitable for different forms of filtration.

[0049] Embodiment 2

[0050] The embodiment 2 of the utility model provides a ceramic filter screen to solve the technical problem that the existing filter screen for sewage treatment is prone to deformation and needs to be replaced frequently.

[0051] The difference between the embodiment and the embodiment 1 is that in the embodiment, the filter cartridge 400 is connected with a filter plate, and the filter plate is a porous foam ceramic plate to further increase the filtering effect.

[0052] The embodiment of the utility model has at least the following advantages:

[0053] (1) The utility model sets up first filter assembly, second filter assembly and third filter assembly, combination forms filter screen, and is respectively arranged air bag outside first filter assembly, second filter assembly and third filter assembly, and the filter cartridge is realized convenient installation and removal replacement through the inflation and deflation effect of air bag.

[0054] (2) The utility model discloses a filter screen, and air bags are arranged outside the filter cartridges, and the whole is realized convenient installation and removal replacement through the inflation and deflation effect of the air bags, is applicable to the sewage filtration of various different positions, and has high applicability.

[0055] (3) The utility model discloses a filter screen, and the porous ceramic plate is used for filtering, and the filtering effect is good, and the deformation is not easy.

[0056] (4) The utility model discloses reasonable in design, simple structure, and good practicality.

[0057] The above is only the preferred embodiment of the utility model and does not limit the utility model, and the utility model can have various changes and changes for the person skilled in the art, and any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A ceramic filter screen for sewage filtration, characterized by, The application relates to a filter cartridge, comprising: a filter cartridge provided with a first flow channel for sewage flow; a first filter assembly comprising a filter screen layer and a first air bag layer arranged outside the filter screen layer in a circumferential direction; a second filter assembly comprising a ceramic foam layer and a second air bag layer arranged outside the ceramic foam layer in a circumferential direction; a third filter assembly comprising an activated carbon layer and a third air bag layer arranged outside the activated carbon layer in a circumferential direction; a main air bag layer arranged outside the filter cartridge in a circumferential direction; wherein, under the condition that the first air bag layer, the second air bag layer and the third air bag layer are inflated, the first filter assembly, the second filter assembly and the third filter assembly are clamped on the inner wall of the filter cartridge.

2. The ceramic filter screen of claim 1, wherein, The first filter assembly, the second filter assembly and the third filter assembly are arranged in sequence in an axial direction of the filter cartridge.

3. The ceramic filter screen according to claim 1 or 2, characterized in that The first filter assembly is provided with a plurality of assemblies arranged in sequence in the axial direction of the filter cartridge.

4. The ceramic filter screen according to claim 1 or 2, characterized in that The second filter assembly is provided with a plurality of assemblies arranged in sequence in the axial direction of the filter cartridge.

5. The ceramic filter screen according to claim 1 or 2, characterized in that, The third filter assembly is provided with a plurality of assemblies arranged in sequence in the axial direction of the filter cartridge.

6. The ceramic filter screen according to claim 1 or 2, characterized in that The filter cartridge is connected with a filter plate at a bottom surface, and the filter plate is a ceramic foam plate.

7. The ceramic filter screen according to claim 1 or 2, characterized in that The first air bag layer and the second air bag layer are communicated, and the second air bag layer and the third air bag layer are communicated.

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