Efficient filter for sewage treatment

Abstract

The utility model discloses a high-efficiency filter for sewage treatment, which comprises a main body unit and a fixed shell, the front surface of the fixed shell is provided with an opening which is through inside and outside, the outer side of a cavity is provided with a rotating shell, and the left side of the rotating shell is rotatably connected with the outer wall of the fixed shell through a hinge; two rotating shell fixing assemblies are arranged on the outer wall of the fixed shell, the rotating shell fixing assemblies and the hinges are arranged on the left side and the right side of the cavity correspondingly, two limiting assemblies are fixedly connected to the right side of the rotating shell, and annular base plates are fixedly connected to the upper portion and the lower portion of the inner wall of the fixed shell correspondingly; the filter element unit comprises a filter element shell, and the upper end and the lower end of the filter element shell are movably connected with movable rings. The sliding block slides to drive the rotating shell fixing rod to move, and the filter element shell is pulled out through the handle, so that the filter element shell is detached while the fixing shell is not detached, and a filter element is conveniently and quickly cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment equipment, in particular to a high-efficiency filter for sewage treatment. Background Art

[0002] Sewage treatment filters are mainly used to separate solid suspended particles in sewage. They usually use multi-layer filter elements, including steel filter mesh and activated carbon filter layer, which can improve the efficiency of sewage treatment and improve the adsorption effect of solid suspended particles in sewage.

[0003] The housing of existing high-efficiency filters for sewage treatment is mostly an integrated structure. After the filter has been used for a period of time, intercepted solid suspended particles will accumulate in the filter element. Therefore, the filter element needs to be disassembled regularly to clean the solid suspended particles. The filter with an integrated structure cannot be opened horizontally, so the filter element needs to be taken out from both ends of the filter. Since the filter is usually installed in a vertical direction and connected to the sewage discharge pipe, the staff needs to disassemble the filter and turn it over to remove the filter element, which makes it difficult to quickly clean the filter element. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the existing high efficiency filter for sewage treatment, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a high-efficiency filter for sewage treatment, in order to solve the problem that "the existing high-efficiency filter for sewage treatment requires the filter element to be removed from both ends of the filter, so that the staff needs to disassemble the filter and turn it over to disassemble the filter element, making it difficult to quickly replace the filter element."

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a high efficiency filter for sewage treatment, comprising:

[0008] The main body unit comprises a fixed shell, the front of the fixed shell is provided with an opening that passes through inside and outside, a rotating shell is arranged on the outside of the opening, the left side of the rotating shell is rotatably connected to the outer wall of the fixed shell by a hinge, the outer wall of the fixed shell is provided with two rotating shell fixing components, and the rotating shell fixing components and the hinge are respectively arranged on the left and right sides of the opening, the right side of the rotating shell is fixedly connected with two limiting components, the limiting components and the rotating shell fixing components cooperate to fix the rotating shell, and annular pads are fixedly connected to the upper and lower parts of the inner wall of the fixed shell;

[0009] The filter element unit comprises a filter element housing, wherein both upper and lower ends of the filter element housing are movably connected with movable rings, the movable rings are inserted into an annular pad, a handle is fixedly connected to the outer wall of the filter element housing, and the height and width of the filter element housing are both smaller than the height and width of the fixed shell opening.

[0010] As a preferred solution of the high-efficiency filter for sewage treatment described in the utility model, wherein: annular notches are provided at both the upper and lower ends of the filter element housing, a plurality of limit bars in an annular array are fixedly connected to the inner side of the annular notch, and the top of the movable ring is provided with limit grooves having the same number as the limit bars, and the inner wall of the limit groove is movably connected to the outer wall of the limit bar.

[0011] As a preferred solution of the high-efficiency filter for sewage treatment described in the utility model, the top and bottom of the annular notch are fixedly connected with multiple springs 2, the top of the movable ring is provided with multiple spring limiting grooves that pass through from top to bottom, the inner wall of the spring limiting groove is fixedly connected with a connecting block, and the connecting block is fixedly connected to the spring 2.

[0012] As a preferred solution of the high-efficiency filter for sewage treatment described in the utility model, wherein: a connecting ring is fixedly connected to the top of the inner wall of the filter element housing, and the inner wall of the connecting ring is provided with threads.

[0013] As a preferred solution of a high-efficiency filter for sewage treatment described in the utility model, wherein: the rotating shell fixing assembly comprises a hollow rotating block, a rotating rod and two rotating rod connecting blocks, the rotating rod connecting block is fixedly connected to the outer wall of the fixed shell, the opposite surfaces of the two rotating rod connecting blocks are rotatably connected to the rotating rod through a pin, the other end of the rotating rod is fixedly connected to the hollow rotating block, the limiting assembly comprises a clamping rod, and a gap is left between the right side of the clamping rod and the rotating shell, the upper and lower ends of the clamping rod are fixedly connected with clamping rod fixing blocks, the clamping rod fixing block is fixedly connected to the rotating shell, the inner wall of the hollow rotating block is movably connected with a rotating shell fixing rod, and the rotating shell fixing rod is inserted into the gap between the clamping rod and the rotating shell.

[0014] As a preferred solution of the high-efficiency filter for sewage treatment described in the utility model, wherein: the inner wall of the hollow rotating block is fixedly connected with a spring 1, the other end of the spring 1 is fixedly connected to the rotating shell fixing rod, the top of the hollow rotating block is provided with a slide groove that passes through the inside and outside, the inner wall of the slide groove is movably connected with a slider, and the bottom of the slider is fixedly connected to the rotating shell fixing rod.

[0015] As a preferred solution of the high-efficiency filter for sewage treatment described in the utility model, a gasket notch is opened on one side of the annular gasket close to the filter element housing, and the cross-section of the gasket notch is a truncated cone shape that converges toward the inside of the annular gasket.

[0016] Beneficial effects of the utility model:

[0017] When in use, slide the slider, the slider drives the rotating shell fixing rod to move, and then rotate the rotating rod to separate the rotating shell from the fixed shell. After opening the rotating shell, rotate the sewage discharge pipe connected to the connecting ring, and separate the sewage discharge pipe from the filter element housing through the thread. Then, pull the filter element housing outward through the handle, the outer wall of the movable ring and the gap of the pad are gradually squeezed and contracted along the limit strip, and then the filter element housing is pulled out and the solid suspended particles inside are cleaned, and the movable ring is rebounded by spring 2 at the same time. The filter element housing is reinstalled through the opposite operation, and the rotating shell fixing rod is driven by spring 1 to rebound and clamped into the gap between the clamping rod and the rotating shell to fix the rotating shell. Therefore, the filter element housing can be disassembled without disassembling the fixed shell, which is convenient for quick cleaning of the filter element. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 This is a schematic diagram of the overall structure of a high efficiency filter for sewage treatment proposed by the utility model;

[0020] Figure 2 for Figure 1 Schematic diagram of the filter housing structure;

[0021] Figure 3 for Figure 1 A schematic diagram of the structure of the rotating shell fixing assembly;

[0022] Figure 4 for Figure 3 Schematic diagram of the hollow rotating block structure;

[0023] Figure 5 for Figure 1 Schematic diagram of the ring pad structure.

[0024] In the figure: 100, main unit; 101, fixed shell; 102, rotating shell; 103, limiting assembly; 103a, clamping rod; 103b, clamping rod fixing block; 104, annular pad; 104a, pad notch; 105, rotating shell fixing assembly; 105a, hollow rotating block; 105b, rotating rod; 105c, rotating rod connecting block; 105d, spring one; 105e, slide groove; 105f, slider; 105g, rotating shell fixing rod; 200, filter element unit; 201, filter element housing; 201a, annular notch; 201b, limiting strip; 201c, spring two; 201d, connecting ring; 202, handle; 203, movable ring; 203a, limiting through groove; 203b, spring limiting groove; 203c, connecting block. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0027] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0028] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0029] Reference Figure 1-5 The utility model provides a high efficiency filter for sewage treatment, comprising:

[0030] The main unit 100 includes a fixed shell 101, the front of the fixed shell 101 is provided with an opening that passes through inside and outside, a rotating shell 102 is arranged on the outside of the opening, the left side of the rotating shell 102 is rotatably connected to the outer wall of the fixed shell 101 through a hinge, the outer wall of the fixed shell 101 is provided with two rotating shell fixing components 105, and the rotating shell fixing components 105 and the hinge are respectively arranged on the left and right sides of the opening, the right side of the rotating shell 102 is fixedly connected with two limiting components 103, the limiting components 103 and the rotating shell fixing components 105 cooperate to fix the rotating shell 102, and annular pads 104 are fixedly connected to the upper and lower parts of the inner wall of the fixed shell 101;

[0031] The filter element unit 200 includes a filter element housing 201, and the upper and lower ends of the filter element housing 201 are movably connected with movable rings 203, and the movable rings 203 are inserted into the annular pad 104. The outer wall of the filter element housing 201 is fixedly connected with a handle 202. The height and width of the filter element housing 201 are smaller than the height and width of the opening of the fixed shell 101. A stainless steel filter screen and an activated carbon filter layer are installed inside the filter element housing 201 from top to bottom.

[0032] Among them, annular notches 201a are provided at both the upper and lower ends of the filter element housing 201, and a plurality of limit bars 201b in an annular array are fixedly connected to the inner side of the annular notch 201a. The top of the movable ring 203 is provided with limit grooves 203a having the same number as the limit bars 201b. The inner wall of the limit groove 203a is movably connected to the outer wall of the limit bar 201b. The movable ring 203 moves along the limit bar 201b through the limit groove 203a and is inserted into the annular pad 104, thereby fixing the filter element housing 201.

[0033] Furthermore, the top and bottom of the annular notch 201a are fixedly connected with multiple springs 201c, the top of the movable ring 203 is provided with multiple spring limiting grooves 203b which pass through from top to bottom, the inner wall of the spring limiting groove 203b is fixedly connected with a connecting block 203c, the connecting block 203c is fixedly connected to the spring 201c, the spring 201c drives the connecting block 203c to move, so that the movable ring 203 moves synchronously, and the spring limiting groove 203b prevents the spring 201c from tilting during the extension and retraction process.

[0034] Furthermore, a connecting ring 201d is fixedly connected to the top of the inner wall of the filter element housing 201, and a thread is provided on the inner wall of the connecting ring 201d. The external sewage discharge pipe is connected to the connecting ring 201d through the thread. The sewage discharge pipe is rotated through the thread to separate the sewage discharge pipe from the connecting ring 201d.

[0035] Furthermore, the rotating shell fixing assembly 105 includes a hollow rotating block 105a, a rotating rod 105b and two rotating rod connecting blocks 105c. The rotating rod connecting block 105c is fixedly connected to the outer wall of the fixed shell 101. The opposite surfaces of the two rotating rod connecting blocks 105c are rotatably connected to the rotating rod 105b through a pin. The other end of the rotating rod 105b is fixedly connected to the hollow rotating block 105a. The limiting assembly 103 includes a clamping rod 103a, and a gap is left between the right side of the clamping rod 103a and the rotating shell 102. The upper and lower ends of the clamping rod 103a are fixedly connected to the clamping rod fixing The fixed block 103b and the card rod fixing block 103b are fixedly connected to the rotating shell 102, and the inner wall of the hollow rotating block 105a is movably connected with a rotating shell fixing rod 105g, and the rotating shell fixing rod 105g is inserted into the gap between the card rod 103a and the rotating shell 102. The rotating shell fixing rod 105g fixes the card rod 103a, so that the rotating shell 102 is fixed to the outside of the fixed shell 101, and at the same time, the rotating shell fixing rod 105g is stuck through the gap between the card rod 103a and the rotating shell 102 to prevent the rotating shell fixing rod 105g from rotating with the rotating rod 105b.

[0036] Furthermore, a spring 105d is fixedly connected to the inner wall of the hollow rotating block 105a, and the other end of the spring 105d is fixedly connected to the rotating shell fixing rod 105g. A sliding groove 105e that passes through the inside and outside is opened on the top of the hollow rotating block. A slider 105f is movably connected to the inner wall of the sliding groove 105e. The bottom of the slider 105f is fixedly connected to the rotating shell fixing rod 105g. The slider 105f drives the rotating shell fixing rod 105g to move, so that the rotating shell fixing rod 105g is disengaged from the clamping rod 103a, thereby separating the rotating shell 102 from the fixed shell 101 by rotating the rotating rod 105b.

[0037] Furthermore, a gasket notch 104a is provided on one side of the annular gasket 104 close to the filter element housing 201, and the cross-section of the gasket notch 104a is a truncated cone shape that converges toward the inside of the annular gasket 104. As the filter element housing 201 is taken out, the movable ring 203 is gradually squeezed through the gasket notch 104a, so that the movable ring 203 gradually shrinks to the inside of the annular notch 201a.

[0038] During use, the slider 105f is slid, and the slider 105f drives the rotating shell fixing rod 105g to move, and then the rotating rod 105b is rotated to separate the rotating shell 102 from the fixed shell 101. After the rotating shell 102 is opened, the sewage discharge pipe connected to the connecting ring 201d is rotated to separate the sewage discharge pipe from the filter element housing 201 through the thread, and then the filter element housing 201 is pulled outwards through the handle 202, and the outer wall of the movable ring 203 is gradually squeezed with the notch 104a of the pad and moves along the limit strip 20 1b contracts, and then the filter housing 201 is pulled out and the solid suspended particles inside are cleaned. At the same time, the movable ring 203 is rebounded by the spring 201c, and the filter housing 201 is reinstalled through the opposite operation. The rotating shell fixing rod 105g is driven to rebound by the spring 105d and is clamped into the gap between the clamping rod 103a and the rotating shell 102 to fix the rotating shell 102. Therefore, the filter housing 201 is disassembled without disassembling the fixed shell 101, so that the filter can be quickly cleaned.

[0039] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A high efficiency filter for sewage treatment, characterized in that: include: The main unit (100) comprises a fixed shell (101), the front face of the fixed shell (101) is provided with an opening which passes through inside and outside, the outer side of the opening is provided with a rotating shell (102), the left side of the rotating shell (102) is rotatably connected to the outer wall of the fixed shell (101) via a hinge, the outer wall of the fixed shell (101) is provided with two rotating shell fixing components (105), and the hinge and the rotating shell fixing components (105) are respectively arranged on the left and right sides of the opening, the right side of the rotating shell (102) is fixedly connected with two limiting components (103), the limiting components (103) and the rotating shell fixing components (105) cooperate to fix the rotating shell (102), and annular pads (104) are fixedly connected to the upper and lower parts of the inner wall of the fixed shell (101); The filter element unit (200) comprises a filter element housing (201), wherein the upper and lower ends of the filter element housing (201) are movably connected to movable rings (203), the movable rings (203) are inserted into an annular pad (104), and the outer wall of the filter element housing (201) is fixedly connected to a handle (202), and the height and width of the filter element housing (201) are both smaller than the height and width of the opening of the fixed housing (101).

2. A high efficiency filter for sewage treatment according to claim 1, characterized in that: The filter element housing (201) is provided with annular notches (201a) at both upper and lower ends, a plurality of limiting bars (201b) in an annular array are fixedly connected to the inner side of the annular notch (201a), the movable ring (203) is provided with limiting through grooves (203a) of the same number as the limiting bars (201b) at the top, and the inner walls of the limiting through grooves (203a) are movably connected to the outer walls of the limiting bars (201b).

3. A high efficiency filter for sewage treatment according to claim 2, characterized in that: The top and bottom of the annular notch (201a) are fixedly connected to a plurality of springs 2 (201c); the top of the movable ring (203) is provided with a plurality of spring limiting grooves (203b) that pass through from top to bottom; the inner walls of the spring limiting grooves (203b) are fixedly connected to connecting blocks (203c); and the connecting blocks (203c) are fixedly connected to the springs 2 (201c).

4. A high efficiency filter for sewage treatment according to claim 3, characterized in that: A connecting ring (201d) is fixedly connected to the top of the inner wall of the filter element housing (201), and a thread is formed on the inner wall of the connecting ring (201d).

5. A high efficiency filter for sewage treatment according to claim 4, characterized in that: The rotating shell fixing assembly (105) comprises a hollow rotating block (105a), a rotating rod (105b) and two rotating rod connecting blocks (105c); the rotating rod connecting blocks (105c) are fixedly connected to the outer wall of the fixing shell (101); the opposite surfaces of the two rotating rod connecting blocks (105c) are rotatably connected to the rotating rod (105b) via a pin; the other end of the rotating rod (105b) is fixedly connected to the hollow rotating block (105a); and the inner wall of the hollow rotating block (105a) is A rotating shell fixing rod (105g) is movably connected thereto; a spring 1 (105d) is fixedly connected to the inner wall of the hollow rotating block (105a); the other end of the spring 1 (105d) is fixedly connected to the rotating shell fixing rod (105g); a sliding groove (105e) penetrating inside and outside is provided on the top of the hollow rotating block; a sliding block (105f) is movably connected to the inner wall of the sliding groove (105e); and the bottom of the sliding block (105f) is fixedly connected to the rotating shell fixing rod (105g).

6. A high efficiency filter for sewage treatment according to claim 5, characterized in that: The limit assembly (103) comprises a clamping rod (103a), and a gap is left between the right side of the clamping rod (103a) and the rotating shell (102); the upper and lower ends of the clamping rod (103a) are fixedly connected to clamping rod fixing blocks (103b); the clamping rod fixing blocks (103b) are fixedly connected to the rotating shell (102); and the rotating shell fixing rod (105g) is inserted into the gap between the clamping rod (103a) and the rotating shell (102).

7. A high efficiency filter for sewage treatment according to claim 6, characterized in that: A gasket notch (104a) is provided on one side of the annular gasket (104) close to the filter element housing (201); the cross section of the gasket notch (104a) is in the shape of a truncated cone that converges toward the inside of the annular gasket (104).

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