Efficient sewage pretreatment equipment

Abstract

The utility model relates to the technical field of sewage treatment, in particular to efficient sewage pretreatment equipment which comprises a pretreatment equipment body and transverse plates, the outer wall of the pretreatment equipment body is fixedly connected with the outer walls of the transverse plates, and the outer walls of the two transverse plates are fixedly connected with the ends of supporting legs. A motor in the cleaning device drives a connecting column to rotate, the connecting column drives an incomplete gear to rotate, the incomplete gear drives a rack to move, the rack stretches a spring, the rack slides in a vertical plate, the rack drives a vertical plate to move, the vertical plate knocks a filter screen, and when the vertical plate moves to be vertical, the vertical plate drives water in the left end of a pretreatment body to move; when impurities in the filter screen are knocked out, the pretreatment equipment is arranged to filter sewage, and when the filter screen needs to be cleaned, the filter screen is automatically cleaned through the cleaning device, the filter screen does not need to be disassembled and reinstalled, and the working efficiency of the pretreatment equipment is improved.

Description

Technical Field

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

[0002] With the development of industrial technology, various industrial equipment has emerged. While the industry is developing, the impact on the environment is also serious, especially the sewage discharged by the factory, which needs to be pre-treated.

[0003] For example, a sewage pretreatment device with the authorization announcement number CN207375923U includes a tank body, a top cover and a tank bottom, the top of the tank body is fixedly connected to the top cover, the bottom of the tank body is fixedly connected to the tank bottom, a water inlet is opened on the right side above the top cover, and a stirring motor is fixedly installed on the top cover on the left side of the water inlet. Although the above document can realize the circulation filtration of sewage, so that the filtering effect is better; the sewage pretreatment equipment has the advantages of reasonable structural design, practicality and reliability, and can be widely promoted and used; but when in use, the pretreatment equipment filters the sewage through a filter net during the process of filtering the sewage. Due to the long-term filtration, more impurities will accumulate inside the filter net, and the filter net needs to be cleaned. When cleaning, the staff needs to disassemble the filter net, and after cleaning, reinstall it back into the equipment to continue filtering the sewage, which makes it more troublesome during cleaning, thereby reducing the working efficiency of the pretreatment equipment. Utility Model Content

[0004] The utility model aims to solve the problem of reducing the working efficiency of the pretreatment equipment and proposes a high-efficiency sewage pretreatment equipment.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A high-efficiency sewage pretreatment equipment is designed, comprising a pretreatment equipment body and a transverse plate, wherein the outer wall of the pretreatment equipment body is fixedly connected to the outer wall of the transverse plate, the outer walls of the two transverse plates are fixedly connected to the ends of the supporting legs, a filter is installed inside the pretreatment equipment body, the interior of the pretreatment equipment body is connected to a water inlet pipe, and a cleaning device is provided inside the pretreatment equipment body.

[0007] Preferably, the cleaning device includes a motor, a connecting column and an incomplete gear, the motor is fixedly connected to the outer wall of the pretreatment equipment body, the output shaft of the motor is fixedly connected to the connecting column, the outer wall of the connecting column is fixedly connected to the incomplete gear, the incomplete gear is meshed with a rack, and the rack is fixedly connected to the outer wall of the vertical plate.

[0008] Preferably, the connecting column is rotatably connected to the interior of the pretreatment equipment body via a sealed bearing, and a vertical plate is fixedly connected to the interior of the pretreatment equipment body.

[0009] Preferably, the rack is slidably connected to the inside of the vertical plate, and the outer wall of the rack is fixedly connected to the spring.

[0010] Preferably, the interior of the pretreatment equipment body is fixedly connected to the end of the spring.

[0011] Preferably, the interior of the pretreatment equipment body is connected to the water outlet pipe, and the interior of the pretreatment equipment body is connected to the sewage pipe.

[0012] The utility model proposes a high-efficiency sewage pretreatment equipment, which has the beneficial effects of: the motor in the cleaning device drives the connecting column to rotate, the connecting column drives the incomplete gear to rotate, the incomplete gear drives the rack to move, the rack stretches the spring, the rack slides in the vertical plate, the rack drives the vertical plate to move, the vertical plate knocks the filter screen, and when the vertical plate moves vertically, the vertical plate drives the water inside the left end of the pretreatment body to move, and the impurities inside the filter screen are knocked out. When the pretreatment equipment is set to filter the sewage, when the filter screen needs to be cleaned, the filter screen is automatically cleaned by the cleaning device, and it is unnecessary to disassemble and reinstall it, thereby improving the working efficiency of the pretreatment equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 A schematic diagram of the front view structure of

[0015] Figure 3 for Figure 2 A schematic diagram of a top view structure;

[0016] Figure 4 for Figure 2 Enlarged structural diagram at A in the middle.

[0017] In the figure: 1. pretreatment equipment body, 2. horizontal plate, 3. supporting leg, 4. water inlet pipe, 5. water outlet pipe, 6. filter screen, 7. cleaning device, 701. motor, 702. connecting column, 703. incomplete gear, 704. rack, 705. vertical plate, 8. sewage pipe, 9. spring, 10. vertical plate. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings:

[0019] Refer to the attached Figure 1-4In the present embodiment, a high-efficiency sewage pretreatment equipment comprises a pretreatment equipment body 1 and a transverse plate 2. The outer wall of the pretreatment equipment body 1 is fixedly connected to the outer wall of the transverse plate 2. The outer walls of the two transverse plates 2 are fixedly connected to the ends of the supporting legs 3. A filter screen 6 is installed inside the pretreatment equipment body 1. External sewage enters the interior of the pretreatment equipment body 1 through the water inlet pipe 4. The filter screen 6 filters the sewage. The interior of the pretreatment equipment body 1 is connected to the water inlet pipe 4. The valves on the water inlet pipe 4 and the water outlet pipe 5 are opened. A cleaning device 7 is provided inside the pretreatment equipment body 1. The cleaning device 7 comprises a motor 701, a connecting column 702 and an incomplete gear 703. The model of the motor 701 is selected according to actual needs and can meet the working requirements. The motor 701 is fixedly connected to the pretreatment equipment body 1. On the outer wall, the output shaft of the motor 701 is fixedly connected with a connecting column 702, the motor 701 drives the connecting column 702 to rotate, the outer wall of the connecting column 702 is fixedly connected to the incomplete gear 703, the connecting column 702 drives the incomplete gear 703 to rotate, the incomplete gear 703 is meshed with the rack 704, the incomplete gear 703 drives the rack 704 to move, the rack 704 is fixedly connected to the outer wall of the vertical plate 705, the rack 704 drives the vertical plate 705 to move, the vertical plate 705 knocks the filter screen 6, when the vertical plate 705 moves vertically, the vertical plate 705 drives the water inside the left end of the pretreatment body 1 to move, when the impurities inside the filter screen 6 are knocked out, the connecting column 702 is rotatably connected to the interior of the pretreatment equipment body 1 through a sealed bearing, and the interior of the pretreatment equipment body 1 is fixedly connected with a vertical plate 10;

[0020] The motor 701 in the cleaning device 7 drives the connecting column 702 to rotate, and the connecting column 702 drives the incomplete gear 703 to rotate, and the incomplete gear 703 drives the rack 704 to move, and the rack 704 stretches the spring 9, and the rack 704 slides in the vertical plate 10, and the rack 704 drives the vertical plate 705 to move, and the vertical plate 705 knocks the filter screen 6. When the vertical plate 705 moves vertically, the vertical plate 705 drives the water inside the left end of the pretreatment body 1 to move, and the impurities inside the filter screen 6 are knocked out. When the pretreatment equipment is set to filter sewage, when the filter screen 6 needs to be cleaned, the filter screen 6 is automatically cleaned by the cleaning device 7, and it is unnecessary to disassemble and reinstall it, thereby improving the working efficiency of the pretreatment equipment.

[0021] See attached Figure 1-4: In this embodiment, the rack 704 is connected to the interior of the vertical plate 10 by sliding, the rack 704 slides in the vertical plate 10, the outer wall of the rack 704 is fixedly connected to the spring 9, the rack 704 stretches the spring 9, the interior of the pretreatment equipment body 1 is fixedly connected to the end of the spring 9, the interior of the pretreatment equipment body 1 is connected to the water outlet pipe 5, the interior of the pretreatment equipment body 1 is connected to the sewage pipe 8, the valve on the sewage pipe 8 is opened, and impurities are discharged through the sewage pipe 8, when the incomplete gear 703 is no longer in mesh with the rack 704, the spring 9 rebounds and bounces the vertical plate 705 back to its initial position.

[0022] Working principle:

[0023] When the high-efficiency sewage pretreatment equipment is in use, the staff first opens the valves on the water inlet pipe 4 and the water outlet pipe 5. At this time, the external sewage enters the interior of the pretreatment equipment body 1 through the water inlet pipe 4, and the filter 6 filters the sewage. The sewage after filtering is discharged through the water outlet pipe 5, and the sewage pretreatment begins. When the filter 6 needs to be cleaned, the valves on the water inlet pipe and the water outlet pipe 5 are closed. At this time, the interior of the pretreatment equipment body 1 contains a part of water. At this time, the two cleaning devices 7 are started at the same time, and the motor 701 is connected to the external power supply. The motor 701 drives the connecting column 702 to rotate, and the connecting column 702 drives the incomplete gear 703 to rotate, and the incomplete gear 703 drives the rack 704. Move, the rack 704 stretches the spring 9, the rack 704 slides in the vertical plate 10, the rack 704 drives the vertical plate 705 to move, and the vertical plate 705 knocks the filter screen 6. When the vertical plate 705 moves vertically, the vertical plate 705 drives the water inside the left end of the pretreatment body 1 to move, and when the impurities inside the filter screen 6 are knocked out, at this time, the valve on the sewage pipe 8 is opened, and the impurities are discharged through the sewage pipe 8. When the incomplete gear 703 and the rack 704 are no longer in meshing, the spring 9 rebounds and bounces the vertical plate 705 back to the initial position. When the filter screen 6 is cleaned, the motor 701 is stopped at the same time, the opening on the sewage pipe 8 is closed, and the valves on the water inlet pipe 4 and the water outlet pipe 5 are opened again to continue filtering the sewage.

[0024] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A high-efficiency sewage pretreatment device, comprising a pretreatment device body (1) and a transverse plate (2), wherein the outer wall of the pretreatment device body (1) is fixedly connected to the outer wall of the transverse plate (2), characterized in that: The outer walls of the two horizontal plates (2) are fixedly connected to the ends of the supporting legs (3); a filter screen (6) is installed inside the pretreatment equipment body (1); the interior of the pretreatment equipment body (1) is connected to the water inlet pipe (4); a cleaning device (7) is provided inside the pretreatment equipment body (1); the cleaning device (7) comprises a motor (701), a connecting column (702) and an incomplete gear (703); the motor (701) is fixedly connected to the outer wall of the pretreatment equipment body (1); the output shaft of the motor (701) is fixedly connected to the connecting column (702); the outer wall of the connecting column (702) is fixedly connected to the incomplete gear (703); the incomplete gear (703) is meshed with a rack (704); and the rack (704) is fixedly connected to the outer wall of the vertical plate (705).

2. The high-efficiency sewage pretreatment equipment according to claim 1 is characterized in that: The connecting column (702) is rotatably connected to the interior of the pretreatment equipment body (1) via a sealed bearing, and a vertical plate (10) is fixedly connected to the interior of the pretreatment equipment body (1).

3. The high-efficiency sewage pretreatment equipment according to claim 2 is characterized in that: The rack (704) is slidably connected to the inside of the vertical plate (10), and the outer wall of the rack (704) is fixedly connected to the spring (9).

4. The high-efficiency sewage pretreatment equipment according to claim 3 is characterized by: The interior of the pretreatment equipment body (1) is fixedly connected to the end of the spring (9).

5. The high-efficiency sewage pretreatment equipment according to claim 4 is characterized in that: The interior of the pretreatment equipment body (1) is connected to a water outlet pipe (5), and the interior of the pretreatment equipment body (1) is connected to a sewage discharge pipe (8).

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