Multi-medium filter for sewage treatment

Abstract

The utility model relates to the technical field of filters, in particular to a multi-medium filter for sewage treatment, which comprises a shell, a cover plate is arranged at one end of the shell, a water inlet pipe and a water outlet pipe are respectively arranged at one end of the cover plate and the other end of the shell, a plurality of limiting grooves are arranged at one end of the shell below the cover plate, and connecting columns are arranged in inner cavities of the limiting grooves. A plurality of supporting plates are installed on the surface of the connecting column, a limiting block is installed at one end of each supporting plate, a filtering medium filter element and an activated carbon filter element are installed on the opposite faces of the supporting plates on the surfaces of the limiting blocks respectively, and a plurality of drainage holes are formed in the other ends of the supporting plates; by integrating multiple functions of filtration, disinfection, adsorption and the like, not only is the treatment efficiency improved, but also equipment and space required in the treatment process are reduced, so that the filter can adapt to different sewage treatment requirements, and the filter is convenient to use and popularize. The adaptability and the stability of the filter are enhanced.

Description

Technical Field

[0001] The utility model relates to the field of filters, in particular to a multi-media filter for sewage treatment. Background Art

[0002] Sewage treatment filters mainly treat sewage so that the treated sewage can be recycled and meet the discharge standards;

[0003] A Chinese patent publication (publication number: CN215741981U) discloses a multi-media filter for sewage treatment, comprising a cylinder, a water inlet pipe and a drain pipe are connected to the cylinder, a multi-media filter assembly is installed in the cylinder, a fixing seat is fixedly installed on the top of the cylinder, a flap is rotatably installed on the fixing seat, a fixing block is fixedly connected to the flap, a mounting seat is fixedly connected to the fixing seat, and a limiting mechanism for limiting the movement of the fixing block is provided on the mounting seat;

[0004] Although the multi-media filter for sewage treatment has a multi-media filtering structure that is not single, and can perform layered filtering to improve the filtering efficiency and enhance the filtering effect of the filter, the filter has a single function and can only perform physical filtration, and cannot perform disinfection and adsorption treatments at the same time, resulting in the presence of organic matter or odor as well as bacteria and viruses in the treated water, making it difficult to meet increasingly stringent environmental protection standards. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-media filter for sewage treatment to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-media filter for sewage treatment, comprising a shell, a cover plate is installed at one end of the shell, an inlet pipe and an outlet pipe are installed at one end of the cover plate and the other end of the shell respectively, a plurality of limit grooves are opened at one end of the shell below the cover plate, a connecting column is installed in the inner cavity of the limit groove, a plurality of support plates are installed on the surface of the connecting column, a limit block is installed at one end of the support plate, a filter medium filter element and an activated carbon filter element are installed on the opposite surface of the support plate on the surface of the limit block respectively, and a plurality of drainage holes are opened at the other end of the support plate; an ultraviolet disinfection lamp is installed on the inner cavity surface of the shell below the support plate.

[0007] Preferably, a spring is installed in the inner cavity of the limiting groove below the support plate, a guide column is installed in the inner cavity of the connecting column, and one end of the guide column is connected to the bottom end of the inner cavity of the shell.

[0008] Preferably, a plurality of positioning holes are formed at one end of the shell outside the limiting groove, a positioning block is installed in the inner cavity of the positioning hole, and one end of the positioning block is connected to the other end of the cover plate.

[0009] Preferably, a plurality of fixing knobs are installed at one end of the cover plate outside the water inlet pipe, and one end of the fixing knob extends to the inner cavity at the top end of the shell.

[0010] Preferably, one end of the water inlet pipe and the water outlet pipe are both provided with a plurality of reserved holes.

[0011] Preferably, the shape of the limiting block, the shape of the filter medium filter element and the shape of the activated carbon filter element are all T-shaped.

[0012] Preferably, a sealing ring is provided on the opposite surface of the cover plate and the housing.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model integrates multiple functions such as filtration, disinfection, and adsorption, which not only improves the treatment efficiency, but also reduces the equipment and space required in the treatment process, so that the filter can adapt to different sewage treatment needs and enhances the adaptability and stability of the filter.

[0015] The utility model adopts the quick connection device, which makes it more convenient and quick to replace the filter medium filter element or the activated carbon filter element. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a cross-sectional view of the utility model;

[0019] Figure 3 It is a partial enlarged view of the utility model;

[0020] Figure 4 This is a split diagram of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the limit block of the utility model;

[0022] Figure 6 This is a schematic diagram of the filter element structure of the filter medium of the utility model.

[0023] In the figure: 1. Shell; 101. Cover plate; 102. Water inlet pipe; 103. Water outlet pipe; 2. Limiting groove; 201. Connecting column; 202. Support plate; 203. Limiting block; 204. Filter medium element; 205. Activated carbon filter element; 206. Drain hole; 3. Ultraviolet disinfection lamp; 4. Spring; 401. Guide column; 5. Positioning hole; 501. Positioning block; 6. Fixing knob; 7. Reserved hole. DETAILED DESCRIPTION

[0024] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0025] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0026] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are only connected to form a whole through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0028] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0029] Embodiment 1

[0030] See also Figures 1 to 6 The utility model provides a technical solution: a multi-media filter for sewage treatment, comprising a housing 1, a cover plate 101 is installed at one end of the housing 1, and an inlet pipe 102 and an outlet pipe 103 are installed at one end of the cover plate 101 and the other end of the housing 1 respectively;

[0031] By setting the housing 1, a stainless steel material is adopted, which has good corrosion resistance and mechanical strength;

[0032] By setting the water inlet pipe 102 and the water outlet pipe 103, the water inlet pipe 102 and the water outlet pipe 103 are mainly used for water inlet and water outlet;

[0033] A plurality of limiting grooves 2 are provided at one end of the housing 1 below the cover plate 101, a connecting column 201 is installed in the inner cavity of the limiting groove 2, a plurality of supporting plates 202 are installed on the surface of the connecting column 201, a limiting block 203 is installed at one end of the supporting plate 202, a filter medium filter element 204 and an activated carbon filter element 205 are respectively installed on the opposite surface of the supporting plate 202 on the surface of the limiting block 203, and a plurality of drainage holes 206 are provided at the other end of the supporting plate 202;

[0034] By setting the filter medium filter element 204, the filter medium filter element 204 is mainly used to remove suspended matter and impurities, and adopts a variety of filter media with different particle sizes to improve the filtering efficiency;

[0035] By setting an activated carbon filter element 205, the activated carbon filter element 205 is mainly used to absorb organic matter and odor, and uses granular activated carbon to increase the adsorption area;

[0036] An ultraviolet disinfection lamp 3 is installed on the inner surface of the shell 1 below the support plate 202;

[0037] By setting the ultraviolet disinfection lamp 3, the ultraviolet disinfection lamp 3 is mainly used to kill bacteria and viruses;

[0038] By providing the drainage hole 206, since the inner cavity of the shell 1 is provided with the support plate 202, the drainage hole 206 is mainly used to prevent the support plate 202 from affecting the flow rate of the sewage.

[0039] Embodiment 2

[0040] On the basis of the first embodiment, a spring 4 is installed in the inner cavity of the limiting groove 2 below the support plate 202, a guide column 401 is installed in the inner cavity of the connecting column 201, and one end of the guide column 401 is connected to the bottom end of the inner cavity of the shell 1;

[0041] By providing the spring 4, when the filter medium filter element 204 or the activated carbon filter element 205 needs to be replaced and maintained, the cover plate 101 is first disassembled. After the disassembly is completed, the spring 4 extends, which drives the support plate 202 to move upward, so that the filter medium filter element 204 or the activated carbon filter element 205 is separated and exposed to the inner cavity of the housing 1, which is convenient for replacing the filter medium filter element 204 or the activated carbon filter element 205 during use, thereby eliminating the need for the user to pull the support plate 202 out of the inner cavity of the housing 1 by hand, thereby improving work efficiency;

[0042] The guide column 401 is provided, and is mainly used to limit the rising height of the connecting column 201 .

[0043] Embodiment 3

[0044] On the basis of the first embodiment, a plurality of positioning holes 5 are provided at one end of the housing 1 outside the limiting groove 2, and a positioning block 501 is installed in the inner cavity of the positioning hole 5, and one end of the positioning block 501 is connected to the other end of the cover plate 101;

[0045] By providing the positioning block 501 , when the cover plate 101 needs to be installed, the positioning block 501 is first aligned with the positioning hole 5 , and then the positioning block 501 is installed into the inner cavity of the positioning hole 5 , so that the cover plate 101 can be connected to the housing 1 .

[0046] Embodiment 4

[0047] On the basis of the first embodiment, a plurality of fixed knobs 6 are installed at one end of the cover plate 101 outside the water inlet pipe 102, and one end of the fixed knob 6 extends to the inner cavity at the top of the housing 1;

[0048] By providing the fixing knob 6 , the fixing knob 6 is mainly used to fix the cover plate 101 , and the cover plate 101 can be disassembled by unscrewing the fixing knob 6 .

[0049] Embodiment 5

[0050] On the basis of the first embodiment, a plurality of reserved holes 7 are provided at one end of the water inlet pipe 102 and the water outlet pipe 103;

[0051] The reserved holes 7 are provided, and are mainly used for installing bolts, so that the filter can be connected with other devices.

[0052] Embodiment 6

[0053] Based on the first embodiment, the shape of the limit block 203 and the shapes of the filter medium filter element 204 and the activated carbon filter element 205 are all T-shaped;

[0054] When it is necessary to connect the filter medium filter element 204 or the activated carbon filter element 205 with the limit block 203, first align the inner cavity of the filter medium filter element 204 or the activated carbon filter element 205 with the limit block 203, and then push the filter medium filter element 204 or the activated carbon filter element 205 to make the limit block 203 enter the inner cavity of the filter medium filter element 204 or the activated carbon filter element 205, and then rotate the filter medium filter element 204 or the activated carbon filter element 205 clockwise by ninety degrees to complete the connection. When it is necessary to disassemble and replace it, first rotate it counterclockwise and then pull it out.

[0055] Embodiment 7

[0056] On the basis of the first embodiment, a sealing ring is provided on the opposite surface of the cover plate 101 and the housing 1;

[0057] By providing a sealing ring between the cover plate 101 and the housing 1 , the overall sealing of the filter can be improved to prevent sewage leakage.

[0058] When the utility model is in use, the water inlet pipe 102 is first connected to other devices, and bolts are used to install it to the inner cavity of the reserved hole 7, so that the filter is fixedly connected to the other devices. When sewage enters the inner cavity of the filter, the sewage will first contact the filter medium filter element 204 through the drainage hole 206 to remove suspended matter and impurities, and then contact the activated carbon filter element 205 to absorb organic matter and odor. Then the ultraviolet disinfection lamp 3 will kill bacteria and viruses in the sewage. After filtering, the sewage will be discharged through the outlet pipe 103. When it is necessary to replace and maintain the filter medium filter element 204 or the activated carbon filter element 205, the cover plate 101 is first disassembled. After the disassembly is completed, the spring 4 is extended, which will drive the support plate 202 to The filter element 204 or the activated carbon filter element 205 is moved upward, thereby disengaging the filter medium filter element 204 or the activated carbon filter element 205 and exposing the inner cavity of the shell 1. At this time, the user first rotates the filter medium filter element 204 or the activated carbon filter element 205 counterclockwise, and then pulls it out backwards. When it is necessary to connect the filter medium filter element 204 or the activated carbon filter element 205 to the limit block 203, first align the inner cavity of the filter medium filter element 204 or the activated carbon filter element 205 with the limit block 203, and then push the filter medium filter element 204 or the activated carbon filter element 205 to make the limit block 203 enter the inner cavity of the filter medium filter element 204 or the activated carbon filter element 205, and then rotate the filter medium filter element 204 or the activated carbon filter element 205 ninety degrees clockwise to complete the connection.

[0059] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0060] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A multi-media filter for sewage treatment, comprising a housing (1), one end of the housing (1) being provided with a cover plate (101), one end of the cover plate (101) and the other end of the housing (1) being provided with a water inlet pipe (102) and a water outlet pipe (103), respectively, wherein: A plurality of limiting grooves (2) are provided at one end of the shell body (1) below the cover plate (101); a connecting column (201) is installed in the inner cavity of the limiting groove (2); a plurality of supporting plates (202) are installed on the surface of the connecting column (201); a limiting block (203) is installed at one end of the supporting plate (202); a filter medium filter element (204) and an activated carbon filter element (205) are respectively installed on the surface of the limiting block (203) opposite to the supporting plate (202); and a plurality of drainage holes (206) are provided at the other end of the supporting plate (202); An ultraviolet disinfection lamp (3) is installed on the inner surface of the shell (1) below the support plate (202).

2. A multi-media filter for sewage treatment according to claim 1, characterized in that: A spring (4) is installed in the inner cavity of the limiting groove (2) below the support plate (202), and a guide column (401) is installed in the inner cavity of the connecting column (201), and one end of the guide column (401) is connected to the bottom end of the inner cavity of the shell (1).

3. A multi-media filter for sewage treatment according to claim 1, characterized in that: A plurality of positioning holes (5) are provided at one end of the shell body (1) outside the limiting groove (2), and a positioning block (501) is installed in the inner cavity of the positioning hole (5), and one end of the positioning block (501) is connected to the other end of the cover plate (101).

4. A multi-media filter for sewage treatment according to claim 1, characterized in that: A plurality of fixed knobs (6) are installed at one end of the cover plate (101) outside the water inlet pipe (102), and one end of the fixed knob (6) extends to the inner cavity at the top end of the shell (1).

5. A multi-media filter for sewage treatment according to claim 1, characterized in that: One end of the water inlet pipe (102) and the water outlet pipe (103) are both provided with a plurality of reserved holes (7).

6. A multi-media filter for sewage treatment according to claim 1, characterized in that: The shape of the limiting block (203) and the shapes of the filter medium filter element (204) and the activated carbon filter element (205) are all T-shaped.

7. A multi-media filter for sewage treatment according to claim 1, characterized in that: A sealing ring is provided on the opposite surface of the cover plate (101) and the housing (1).

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