Domestic sewage treatment device

Abstract

The utility model relates to the technical field of sewage treatment, and particularly discloses a domestic sewage treatment device which comprises a treatment box, a top plate, a filter plate, a driving motor and a recycling box, the whole treatment box is of a cylindrical structure, and a cylindrical treatment cavity is formed in the treatment box; the top plate is arranged at the top of the treatment box and is a four-fifths circular plate, and the arc-shaped surface of the top plate is attached to the box wall of the treatment box; the filter plate is mounted in the treatment box, the driving motor is mounted on a top plate, and a transmission shaft is mounted at the output end of the driving motor; the transmission shaft penetrates through the top plate, a scraping plate is installed on the side face of the transmission shaft, and the lower portion of the scraping plate is attached to the filter plate; the recycling box is arranged on the side face of the treatment box, and a recycling opening is formed in the side face of the treatment box and communicates with the interior of the recycling box. A water outlet is formed in the bottom of the side face of the treatment box, and a discharging opening is formed in the lower portion of the recycling box; the domestic sewage can be filtered and cleaned.

Description

Technical Field

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

[0002] Wastewater treatment refers to the process of purifying sewage so that it meets the water quality requirements for discharge into a water body or reuse. Wastewater treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, catering, etc., and is increasingly entering the daily lives of ordinary people.

[0003] As the name suggests, domestic sewage refers to sewage generated in daily life. Domestic sewage often contains solid components. Therefore, when treating domestic sewage, it is necessary to filter it to achieve solid-liquid separation. After the existing filtration structure has been used for a period of time, the solid debris filtered out will clog the filter plate, thereby hindering subsequent filtration and affecting the treatment process. Utility Model Content

[0004] The purpose of the utility model is to provide a domestic sewage treatment device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a domestic sewage treatment device, comprising a treatment box, a top plate, a filter plate, a driving motor and a recovery box, the treatment box as a whole being configured as a cylindrical structure, a cylindrical treatment chamber being arranged inside the treatment box; the top plate being arranged on the top of the treatment box, the top plate being arranged as a four-fifths circular plate, and the arcuate surface of the top plate being in contact with the box wall of the treatment box; the filter plate being mounted inside the treatment box, the driving motor being mounted on the top plate, and a transmission shaft being mounted on the output end of the driving motor; the transmission shaft passing through the top plate, and a scraper being mounted on the side of the transmission shaft, the lower part of the scraper being in contact with the filter plate; the recovery box being arranged on the side of the treatment box, a recovery port being arranged on the side of the treatment box and communicating with the inside of the recovery box; a drain port being arranged at the bottom of the side of the treatment box, and a discharge port being arranged at the lower part of the recovery box.

[0006] Preferably, a water inlet is provided between the top plate and the processing box, the transmission shaft connected to the drive motor coincides with the central axis of the processing box, a plurality of scrapers are evenly provided, and leakage holes are provided on the scrapers in a rectangular array.

[0007] Preferably, a circular support frame is provided on the inner wall of the processing box, and a plurality of positioning holes are provided on the upper part of the support frame; filter holes are provided on the surface of the filter plate, and a mounting frame is provided on the outer side of the filter plate; the mounting frame is clamped on the support frame, and positioning pins are provided on the lower part of the mounting frame to correspond to the positioning holes.

[0008] Preferably, the recovery port is arranged on the upper part of the filter plate, and a plurality of groups of support blocks are arranged on the inner wall of the processing box above the recovery port, and the top plate is arranged on the support blocks, and the top plate is connected to the screw holes on the support blocks by bolts.

[0009] Preferably, the recycling box has a trapezoidal cross-section and an arc-shaped structure at the end; a triangular reinforcing plate is provided at the upper part of the recycling box and is fixedly connected to the processing box; the discharge port is provided at the lower part of the recycling box away from one end of the processing box, and a discharge port is provided at the lower part of the discharge port, and an inverted frustum-shaped structure is provided between the discharge port and the discharge port.

[0010] Compared with the prior art, the beneficial effect of the utility model is that the utility model filters sewage through a filter plate, and a scraper is arranged on the filter plate, and the debris is pushed outward by the rotating scraper, so that the debris enters the recycling box, avoiding accumulation on the filter plate, thereby causing obstacles to the subsequent processing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0012] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0013] Figure 3 It is an exploded view of the utility model;

[0014] Numbers in the figure: 1. Treatment box; 11. Drain outlet; 12. Recovery outlet; 13. Support frame; 14. Positioning hole; 15. Support block; 2. Top plate; 21. Bolt; 3. Filter plate; 31. Mounting frame; 4. Drive motor; 41. Scraper; 42. Leakage hole; 5. Recovery box; 51. Discharge port; 52. Discharge port; 53. Reinforcement plate. DETAILED DESCRIPTION

[0015] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. 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 device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0017] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0018] See also Figure 1-3 The utility model provides a technical solution: a domestic sewage treatment device, comprising a treatment box 1, a top plate 2, a filter plate 3, a drive motor 4 and a recovery box 5, wherein the treatment box 1 is configured as a cylindrical structure as a whole, and a cylindrical treatment chamber is arranged inside the treatment box 1; the top plate 2 is arranged at the top of the treatment box 1, the top plate 2 is configured as a four-fifths circular plate, and the arc surface of the top plate 2 is in contact with the box wall of the treatment box 1; the filter plate 3 is installed inside the treatment box 1, the drive motor 4 is installed on the top plate 2, and a transmission shaft is installed at the output end of the drive motor 4; the transmission shaft passes through the top plate 2, and a scraper 41 is installed on the side of the transmission shaft, and the lower part of the scraper 41 is in contact with the filter plate 3; the recovery box 5 is arranged on the side of the treatment box 1, and a recovery port 12 is arranged on the side of the treatment box 1 to communicate with the inside of the recovery box 5; a drain port 11 is arranged at the bottom of the side of the treatment box 1, and a discharge port 51 is arranged at the lower part of the recovery box 5.

[0019] Furthermore, a water inlet is provided between the top plate 2 and the treatment box 1, the transmission shaft connected to the drive motor 4 coincides with the central axis of the treatment box 1, a plurality of scrapers 41 are evenly provided, and leakage holes 42 are provided in a rectangular array on the scrapers 41.

[0020] Furthermore, a ring-shaped support frame 13 is provided on the inner wall of the processing box 1, and a plurality of positioning holes 14 are provided on the upper part of the support frame 13; filter holes are provided on the surface of the filter plate 3, and a mounting frame 31 is provided on the outer side of the filter plate 3; the mounting frame 31 is clamped on the support frame 13, and a positioning pin is provided at the lower part of the mounting frame 31 to be plugged into the positioning hole 14 accordingly.

[0021] Furthermore, the recovery port 12 is arranged on the upper part of the filter plate 3, and a plurality of support blocks 15 are arranged on the inner wall of the processing box 1 above the recovery port 12, and the top plate 2 is arranged on the support block 15, and the top plate 2 is connected to the screw hole on the support block 15 through the bolt 21.

[0022] Furthermore, the recycling box 5 has a trapezoidal cross-section and an arc-shaped structure at the end; a triangular reinforcing plate 53 is provided on the upper portion of the recycling box 5 and is fixedly connected to the processing box 1; the discharge port 51 is provided at the lower portion of the recycling box 5 away from the end of the processing box 1, and a discharge port 52 is provided at the lower portion of the discharge port 51; an inverted frustum-shaped structure is provided between the discharge port 51 and the discharge port 52.

[0023] Working principle: In actual use, water is added to the treatment box 1 through the gap between the top plate 2 and the treatment box 1, and the sewage is directly filtered through the filter plate 3, and the filtered debris accumulates on the filter plate 3; after a certain period of time, the drive motor 4 is turned on to drive the scraper 41 to rotate, so that the scraper 41 drives the debris to move, and as the debris moves, the debris can be pushed from the recovery port 12 into the recovery box 5. As the debris is pushed forward, the debris that has just entered the recovery box 5 will push forward the debris that entered the recovery box 5 first, and finally be discharged from the discharge port 51.

[0024] The top plate 2 is mounted on the support block 15 by bolts 21 and can be disassembled to facilitate replacement of the scraper 41; the leak hole 42 provided on the scraper 41 also facilitates the leakage of liquid during the scraping process to reduce resistance. The filter plate 3 is clamped in the positioning hole 14 of the support frame 13 through the positioning pin at the bottom of the mounting frame 31, ensuring its stability after installation. At the same time, it is easy to disassemble and convenient for replacement and maintenance. The setting of the reinforcing plate 53 can increase the stability of the recovery box 5 after installation.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A domestic sewage treatment device, characterized in that: The invention comprises a treatment box (1), a top plate (2), a filter plate (3), a drive motor (4) and a recovery box (5); the treatment box (1) is configured as a cylindrical structure as a whole, and a cylindrical treatment chamber is provided inside the treatment box (1); the top plate (2) is arranged on the top of the treatment box (1), the top plate (2) is configured as a four-fifths circular plate, and the arc surface of the top plate (2) is in contact with the wall of the treatment box (1); the filter plate (3) is installed inside the treatment box (1), and the drive motor (4) is installed on the top plate (2 ), a transmission shaft is installed at the output end of the driving motor (4); the transmission shaft passes through the top plate (2), and a scraper (41) is installed on the side of the transmission shaft, and the lower part of the scraper (41) is in contact with the filter plate (3); the recovery box (5) is arranged on the side of the processing box (1), and the side of the processing box (1) is provided with a recovery port (12) which is connected to the inside of the recovery box (5); the bottom of the side of the processing box (1) is provided with a drain port (11), and the lower part of the recovery box (5) is provided with a discharge port (51).

2. A domestic sewage treatment device according to claim 1, characterized in that: A water inlet is provided between the top plate (2) and the treatment box (1); a transmission shaft connected to the drive motor (4) coincides with the central axis of the treatment box (1); a plurality of scrapers (41) are evenly arranged; and leak holes (42) are provided on the scrapers (41) in a rectangular array.

3. A domestic sewage treatment device according to claim 1, characterized in that: The inner wall of the treatment box (1) is provided with a circular support frame (13), and the upper part of the support frame (13) is provided with a plurality of positioning holes (14); the surface of the filter plate (3) is provided with filter holes, and the outer side of the filter plate (3) is provided with a mounting frame (31); the mounting frame (31) is clamped on the support frame (13), and the lower part of the mounting frame (31) is provided with positioning pins corresponding to the positioning holes (14) for plugging.

4. A domestic sewage treatment device according to claim 1, characterized in that: The recovery port (12) is arranged on the upper part of the filter plate (3); a plurality of groups of support blocks (15) are arranged on the inner wall of the processing box (1) above the recovery port (12); the top plate (2) is arranged on the support blocks (15); and the top plate (2) is connected to the screw holes on the support blocks (15) via bolts (21).

5. A domestic sewage treatment device according to claim 1, characterized in that: The recovery box (5) has a trapezoidal cross-section and an arc-shaped structure at its end; a triangular reinforcing plate (53) is provided at the top of the recovery box (5) and is fixedly connected to the processing box (1); the discharge port (51) is provided at the bottom of the recovery box (5) at one end away from the processing box (1), a discharge port (52) is provided at the bottom of the discharge port (51), and an inverted truncated cone structure is provided between the discharge port (51) and the discharge port (52).

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