Primary filtering device for sewage treatment

Abstract

The utility model discloses a primary filtering device for sewage treatment, which relates to the field of sewage treatment and comprises a base, a filtering box is welded at one end of the base, a water outlet is welded at one end of the filtering box, and a water inlet is welded at the other end of the filtering box. The clamping sleeve is arranged to clamp and fix the first filtering frame, when the device is used, the clamping sleeve and the first filtering frame are arranged to facilitate disassembly, replacement and adjustment of the size needing to be filtered, the usability of the device is improved, the connecting frame is arranged to lift the lifting plate, and when the device is used, the lifting plate can be conveniently detached, replaced and adjusted. And the arrangement of a connecting frame and a lifting plate facilitates discharging and collecting of filtered garbage, unified treatment is facilitated, the lifting plate is arranged to achieve a tight attaching effect on a brush, when the device is used, the arrangement of the lifting plate and the brush facilitates cleaning of a first filtering frame and a second filtering frame, and blockage is not likely to be caused.

Description

Technical Field

[0001] The utility model relates to the field of sewage treatment, in particular to a primary filtering device for sewage treatment. Background Art

[0002] Sewage treatment is the process of purifying sewage to meet the water quality requirements for discharge into a water body or reuse. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, and catering. It is also increasingly entering the daily lives of ordinary people. Surface water pollution is obvious, but groundwater pollution is shocking. According to the source of sewage, sewage treatment is generally divided into production sewage treatment and domestic sewage treatment. Production sewage includes industrial sewage, agricultural sewage, and medical sewage, while domestic sewage is sewage generated in daily life, which refers to a complex mixture of various forms of inorganic and organic matter. According to the nature of sewage, there are two types of water pollution: one is natural pollution; the other is man-made pollution. At present, man-made pollution is the most harmful to water bodies. In the sewage treatment process, sewage needs to be primary filtered, so a primary filtration device for sewage treatment is needed.

[0003] The existing patent document with the technical disclosure number of CN219399176U provides a filtering device for sewage treatment, comprising: a sedimentation box, a quadrangular pyramid filter box is arranged in the sedimentation box, a rotating shaft assembly is connected to the top of the sedimentation box near the side wall, an L-shaped plate is connected to the rotating shaft assembly, and the rotating shaft assembly is connected to the quadrangular pyramid filter box through the L-shaped plate, and is suitable for driving the quadrangular pyramid filter box to swing forward and backward. Through the above-mentioned method, the filtering device for sewage treatment described in the utility model, the sewage enters the quadrangular pyramid filter box, and the quadrangular pyramid filter box filters the granular impurities in the sewage in its inner cavity, reduces the granular impurities entering the sedimentation box, reduces the frequency of workers cleaning impurities in the sedimentation box, reduces the labor intensity, and improves the efficiency of sewage treatment. However, when the CN219399176U technology is operated, it is not convenient to clean the filter parts, which is easy to cause blockage, is not convenient to adjust the size to be filtered, and is not convenient to collect the filtered garbage. Therefore, a primary filtering device for sewage treatment is urgently needed. Summary of the invention

[0004] Based on this, the purpose of the utility model is to provide a primary filtering device for sewage treatment to solve the problems that the existing primary filtering device for sewage treatment is not convenient to clean the filtering parts during use, is prone to blockage, is not convenient to adjust the size to be filtered, and is not convenient to collect the filtered garbage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a primary filtering device for sewage treatment, comprising a base, a filter box welded to one end of the base, a water outlet welded to one end of the filter box, a water inlet welded to the other end of the filter box, ferrules welded to both sides of the filter box, a first filter frame is installed on the inner wall of the ferrule, and a second filter frame is installed on the outer wall of the filter box.

[0006] Collection boxes are installed on both sides of the base, a connecting frame is installed inside the base, lifting rods are installed on the inner walls of the connecting frame, and a lifting plate is installed at one end of the connecting frame.

[0007] A brush is attached to one side of the lifting plate.

[0008] Preferably, the ferrules are snap-fitted and connected to the first filter frame, and the ferrules are arranged at equal intervals on the outer wall of the filter box.

[0009] Preferably, the second filter frame is snap-fitted to the ferrule, and the inner wall of the second filter frame is arranged in a grid shape.

[0010] Preferably, the collecting box is movably connected to the filtering box, and the collecting box is symmetrically arranged with respect to the central axis of the filtering box.

[0011] Preferably, the connecting frame is movably connected to the lifting plate, and the inner wall of the lifting plate is of open-hole design.

[0012] Preferably, the outer wall of the lifting plate is tightly fitted with the inner wall of the brush, and the width of the outer wall of the lifting plate is smaller than the width of the inner wall of the brush.

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

[0014] 1. The utility model has a clamping and fixing effect on the first filter frame by setting a clamping sleeve. When the device is used, the setting of the clamping sleeve and the first filter frame facilitates the disassembly, replacement and adjustment of the size to be filtered, thereby increasing the usability of the device;

[0015] 2. The utility model has a lifting effect on the lifting plate by setting a connecting frame. When the device is used, the setting of the connecting frame and the lifting plate facilitates the discharge and collection of the filtered garbage, which is convenient for unified treatment;

[0016] 3. The utility model provides a lifting plate to achieve a close fit with the brush. When the device is in use, the lifting plate and the brush are provided to facilitate cleaning of the first filter frame and the second filter frame without causing blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a vertical top view of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0019] Figure 3 This is a structural schematic diagram of the combination of the connecting frame and the lifting plate parts of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the combination of the lifting plate and the brush parts of the utility model.

[0021] In the figure: 1. base; 2. filter box; 3. water outlet; 4. water inlet; 5. ferrule; 6. first filter frame; 7. second filter frame; 8. collection box; 9. connecting frame; 10. lifting rod; 11. lifting plate; 12. brush. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0023] The following describes an embodiment of the utility model based on its overall structure.

[0024] See also Figure 1-4 A primary filtering device for sewage treatment comprises a base 1, a filter box 2 is welded at one end of the base 1, a water outlet 3 is welded at one end of the filter box 2, a water inlet 4 is welded at the other end of the filter box 2, and a ferrule 5 is welded on both sides of the filter box 2. A first filter frame 6 is installed on the inner wall of the ferrule 5, the ferrule 5 is snap-fitted and connected with the first filter frame 6, and the ferrule 5 is arranged at equal intervals on the outer wall of the filter box 2, a second filter frame 7 is installed on the outer wall of the filter box 2, the second filter frame 7 is snap-fitted and connected with the ferrule 5, and the inner wall of the second filter frame 7 is arranged in a grid shape, and the ferrule 5 is arranged to snap-fit ​​and fix the first filter frame 6. When the device is used, the arrangement of the ferrule 5 and the first filter frame 6 facilitates the disassembly, replacement and adjustment of the size to be filtered, thereby increasing the usability of the device.

[0025] See also Figure 1-4 A primary filtering device for sewage treatment, a collecting box 8 is installed on both sides of a base 1, the collecting box 8 is movably connected to the filter box 2, and the collecting box 8 is symmetrically arranged with the central axis of the filter box 2, a connecting frame 9 is installed inside the base 1, the connecting frame 9 is movably connected to a lifting plate 11, and the inner wall of the lifting plate 11 is an open-hole design, the inner wall of the connecting frame 9 is installed with a lifting rod 10, and a lifting plate 11 is installed at one end of the connecting frame 9, the lifting plate 11 is lifted by setting the connecting frame 9, and when the device is used, the setting of the connecting frame 9 and the lifting plate 11 facilitates the discharge and collection of filtered garbage, and facilitates unified treatment.

[0026] See also Figure 1-4 A primary filtering device for sewage treatment, a brush 12 is attached to one side of a lifting plate 11, the outer wall of the lifting plate 11 is tightly fitted with the inner wall of the brush 12, and the outer wall width of the lifting plate 11 is smaller than the inner wall width of the brush 12. The lifting plate 11 is provided to tightly fit the brush 12. When the device is used, the arrangement of the lifting plate 11 and the brush 12 facilitates cleaning of the first filter frame 6 and the second filter frame 7, and is not prone to clogging.

[0027] Working principle: when in use, take out the device and place it in the designated position. According to the use requirements, the first filter frame 6 is snap-fitted and fixed to the card sleeve 5, and the second filter frame 7 is snap-fitted and fixed to the card sleeve 5, and the collection box 8 is snap-fitted and fixed to the filter box 2, and the lifting plate 11 is tightly fitted to the brush 12, and the lifting plate 11 is placed inside the filter box 2, and the sewage is injected into the water inlet 4, and the first filter frame 6 and the second filter frame 7 filter the sewage, and the lifting rod 10 lifts the lifting plate 11 to lift the filtered garbage out, and the inclined surfaces on both sides of the lifting rod 10 discharge the garbage into the collection box 8, and the brush 12 is used to clean the first filter frame 6 and the second filter frame 7 at the same time. Finally, the preliminarily filtered sewage is discharged at the water outlet 3, thus completing the use process of the device. The contents not described in detail in this manual belong to the prior art known to professional and technical personnel in this field.

[0028] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A primary filtering device for sewage treatment, comprising a base (1), characterized in that: A filter box (2) is welded to one end of the base (1), a water outlet (3) is welded to one end of the filter box (2), a water inlet (4) is welded to the other end of the filter box (2), a ferrule (5) is welded to both sides of the filter box (2), a first filter frame (6) is mounted on the inner wall of the ferrule (5), and a second filter frame (7) is mounted on the outer wall of the filter box (2); Collection boxes (8) are installed on both sides of the base (1), a connecting frame (9) is installed inside the base (1), lifting rods (10) are installed on the inner walls of the connecting frame (9), and a lifting plate (11) is installed at one end of the connecting frame (9); A brush (12) is attached to one side of the lifting plate (11).

2. A primary filtration device for sewage treatment according to claim 1, characterized in that: The ferrule (5) is snap-fitted and connected to the first filter frame (6), and the ferrules (5) are arranged at equal intervals on the outer wall of the filter box (2).

3. A primary filtration device for sewage treatment according to claim 1, characterized in that: The second filter frame (7) is snap-fitted and connected to the ferrule (5), and the inner wall of the second filter frame (7) is arranged in a grid shape.

4. A primary filtration device for sewage treatment according to claim 1, characterized in that: The collecting box (8) is movably connected to the filtering box (2), and the collecting box (8) is symmetrically arranged with respect to the central axis of the filtering box (2).

5. A primary filtration device for sewage treatment according to claim 1, characterized in that: The connecting frame (9) is movably connected to the lifting plate (11), and the inner wall of the lifting plate (11) is of an open-hole design.

6. A primary filtration device for sewage treatment according to claim 1, characterized in that: The outer wall of the lifting plate (11) is tightly fitted to the inner wall of the brush (12), and the width of the outer wall of the lifting plate (11) is smaller than the width of the inner wall of the brush (12).

Images