Centrifugal filtering device for water pollution prevention and control

Abstract

The utility model provides a centrifugal filtration device for water pollution prevention and control, which comprises a filter cartridge, the top of the filter cartridge is fixedly connected with a water inlet pipe, the lower part of the filter cartridge is fixedly connected with a drain pipe, the bottom surface of the filter cartridge is fixedly connected with support legs, the bottom of the filter cartridge is provided with a motor, and the motor is connected with the drain pipe. And an output shaft of the motor is fixedly connected with a first filter screen arranged in the filter cartridge. Compared with the prior art, the filter has the advantages that when the filter works, the rotating handle is rotated as required, the rotating handle drives the driving shaft to rotate, the driving shaft drives the second filter screen to rotate in the first filter screen, and the filter holes of the second filter screen and the filter holes of the first filter screen are arranged in a staggered manner after rotation, so that the filter size can be properly changed, and different types of sewage can be filtered. The pointer rotates along with the rotating handle and is matched with the angle scales on the filter cartridge to indicate the rotating angle, and the staggered size of the filter holes is obtained. The filtering size can be adjusted as required, so that different types of sewage can be filtered.

Description

Technical Field

[0001] The utility model relates to the technical field of water pollution prevention and control, in particular to a centrifugal filtration device for water pollution prevention and control. Background Technique

[0002] Water pollution prevention and control refers to the prevention and treatment of the phenomenon that due to the intervention of a certain substance in water, the chemical, physical, biological or radioactive characteristics of the water body are changed, thus affecting the effective utilization of water, endangering human health or damaging the ecological environment, resulting in water quality deterioration.

[0003] Centrifugal filtration is a filtration technology based on the action of centrifugal force and is widely used in water pollution prevention and control work. The existing centrifugal filtration device filters sewage through a cylindrical filter screen, uses a motor to drive the filter screen cylinder to rotate, drives the sewage to rotate, and uses centrifugal force to promote the sewage to pass through the filter screen for filtration. However, the pore size of the filter screen cylinder is fixed, while the particle sizes of sewage pollutants are different, and the fixed pore size is difficult to adapt to different filtration requirements. Therefore, a centrifugal filtration device for water pollution prevention and control is proposed for improvement. Content of the Utility Model

[0004] The purpose of the utility model aims to solve at least one of the technical defects.

[0005] Therefore, an object of the utility model is to provide a centrifugal filtration device for water pollution prevention and control to solve the problems mentioned in the background technique and overcome the deficiencies existing in the prior art.

[0006] To achieve the above object, an embodiment of one aspect of the utility model provides a centrifugal filtration device for water pollution prevention and control, including a filtration cylinder. A water inlet pipe is fixedly connected to the top of the filtration cylinder, a drain pipe is fixedly connected to the lower part of the filtration cylinder, a support leg is fixedly connected to the bottom surface of the filtration cylinder, a motor is arranged at the bottom of the filtration cylinder, a first filter screen arranged inside the filtration cylinder is fixedly connected to the output shaft of the motor, a second filter screen is rotatably connected inside the first filter screen through a damping rotating shaft, a driving shaft is fixedly connected inside the second filter screen, a rotating handle arranged outside the filtration cylinder is fixedly connected to the top end of the driving shaft, a pointer is fixedly connected to the outside of the rotating handle, and an angle scale is engraved on the top of the filtration cylinder;

[0007] An activity groove is opened at the top of the filtration cylinder, a pull rod is fixedly connected to the top of the first filter screen, and a pulling ring is fixedly connected to the top of the pull rod.

[0008] Preferably, any of the above solutions, the filtration cylinder, the first filter screen, and the second filter screen all adopt a cylindrical structure.

[0009] Preferably, any of the above solutions, a flange is fixedly connected to the end of the water inlet pipe, and a valve body is arranged on the drain pipe.

[0010] Adopt the above technical solution: The filter cartridge provides space for centrifugal filtration work. Legs are provided at the bottom of the filter cartridge to give the filter cartridge a certain height and provide installation space for the motor. A water inlet pipe is provided at the top of the filter cartridge, which can be connected to an external water supply pipe to input sewage into the filter cartridge for filtration work. A drain pipe is provided at the lower part of the filter cartridge, through which the filtered sewage can be discharged from the filter cartridge. A flange is provided at the end of the water inlet pipe to facilitate its connection with the external water supply pipe. A valve body is provided on the drain pipe to control the opening and closing of the drain pipe. The motor is used to drive the first filter screen to rotate, so as to drive the sewage to rotate and utilize centrifugal force to promote sewage filtration.

[0011] Preferably, according to any of the above solutions, the motor is fixedly connected to the bottom surface of the filter cartridge through a mounting plate, and the filter holes of the first filter screen and the second filter screen have the same size.

[0012] Preferably, according to any of the above solutions, both the damping rotating shaft and the driving shaft are rotatably connected to the central position of the second filter screen, and the driving shaft is rotatably connected to the top plate of the filter cartridge through a bearing.

[0013] Adopt the above technical solution: The first filter screen and the second filter screen can filter sewage. The filter holes of the two have the same size. When the filter holes of the two are completely corresponding, the maximum filter aperture can be achieved. The second filter screen is rotatably connected to the inside of the first filter screen through a damping rotating shaft, so that it can rotate according to needs. After rotation, the filter holes of the second filter screen are arranged staggered with the filter holes of the first filter screen, and the filtering size can be changed, so that different sewage can be filtered. The driving shaft is used to drive the second filter screen to rotate. A turning handle is provided at the top end of the driving shaft to facilitate the staff to rotate the driving shaft.

[0014] Preferably, according to any of the above solutions, an anti-slip sleeve is provided on the turning handle, and the angle scale is arranged in a circular shape.

[0015] Preferably, according to any of the above solutions, the movable groove has a T-shaped structure, and a plurality of balls are embedded on the top surface and the bottom surface of the pulling ring.

[0016] Adopt the above technical solution: An anti-slip sleeve is provided on the turning handle to avoid anti-slip phenomenon. A pointer is provided at the end of the turning handle to cooperate with the angle scale on the filter cartridge to indicate the rotation angle. The angle scale is arranged in a circular shape, which is convenient for measuring the angle when the pointer rotates to any angle. The movable groove provides a rotating space for the pulling ring. The movable groove has a T-shaped structure, which can restrain the pulling ring and prevent the pulling ring from disengaging from the movable groove. The pull rod provides an installation platform for the pulling ring to ensure the stability of the pulling ring. Balls are embedded on the pulling ring, which is beneficial to the smooth rotation of the pulling ring.

[0017] Compared with the prior art, the advantages and beneficial effects of the present utility model are:

[0018] 1. The centrifugal filtration device for water pollution prevention and control, by setting up structures such as the first filter screen, damping rotating shaft, second filter screen, driving shaft, turning handle, pointer, and angle scale. When carrying out the filtration work, as needed, turn the turning handle, the turning handle drives the driving shaft to rotate, the driving shaft drives the second filter screen to rotate within the first filter screen. After rotation, the filter holes of the second filter screen and the first filter screen are arranged staggeredly, so that the filtration size can be changed, and thus different sewage can be filtered. The pointer rotates following the turning handle, and cooperates with the angle scale on the filter cylinder to indicate the rotation angle, and the staggered size of the filter holes can be known. The filtration size can be adjusted as needed, and thus different sewage can be filtered.

[0019] 2. The centrifugal filtration device for water pollution prevention and control, by setting up structures such as a movable groove, a pull rod, and a pulling ring. The pulling ring is arranged in the movable groove to pull the first filter screen and prevent the first filter screen from deviating in other directions. The pull rod provides an installation platform for the pulling ring to ensure the stability of the pulling ring. Ball bearings are embedded on the pulling ring, which is beneficial to the smooth rotation of the pulling ring.

[0020] Additional aspects and advantages of the present utility model will be given in part in the following description, will become apparent in part from the following description, or will be learned through the practice of the present utility model. Description of the Drawings

[0021] The above and / or additional aspects and advantages of the present utility model will become apparent and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

[0022] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0023] Figure 2 is a sectional structural schematic diagram of the present utility model;

[0024] Figure 3 is of the present utility model Figure 2 The structural schematic diagram of part A;

[0025] Figure 4 is the structural schematic diagram of the first filter screen and the second filter screen of the present utility model.

[0026] In the figure: 1 - filter cylinder, 2 - water inlet pipe, 3 - drain pipe, 4 - support leg, 5 - motor, 6 - first filter screen, 7 - damping rotating shaft, 8 - second filter screen, 9 - driving shaft, 10 - turning handle, 11 - pointer, 12 - angle scale, 13 - movable groove, 14 - pull rod, 15 - pulling ring. Detailed Embodiments

[0027] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where like or similar reference numerals denote like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present utility model and should not be construed as limiting the present utility model.

[0028] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] As Figures 1 to 4 shown, the present utility model includes a filter cartridge 1. A water inlet pipe 2 is fixedly connected to the top of the filter cartridge 1. A drain pipe 3 is fixedly connected to the lower part of the filter cartridge 1. Legs 4 are fixedly connected to the bottom surface of the filter cartridge 1. A motor 5 is arranged at the bottom of the filter cartridge 1. A first filter screen 6 arranged inside the filter cartridge 1 is fixedly connected to the output shaft of the motor 5. A second filter screen 8 is rotatably connected inside the first filter screen 6 through a damping rotating shaft 7. A driving shaft 9 is fixedly connected inside the second filter screen 8. A rotating handle 10 arranged outside the filter cartridge 1 is fixedly connected to the top end of the driving shaft 9. A pointer 11 is fixedly connected to the outside of the rotating handle 10. Angle scales 12 are engraved on the top of the filter cartridge 1;

[0030] An activity slot 13 is opened at the top of the filter cartridge 1. A pull rod 14 is fixedly connected to the top of the first filter screen 6. A pulling ring 15 is fixedly connected to the top of the pull rod 14.

[0031] Embodiment 1: The filter cartridge 1, the first filter screen 6, and the second filter screen 8 all adopt a cylindrical structure. A flange is fixedly connected to the end of the water inlet pipe 2. A valve body is arranged on the drain pipe 3. The filter cartridge 1 provides space for centrifugal filtration work. Legs 4 are arranged at the bottom of the filter cartridge 1 to make the filter cartridge 1 obtain a certain height and provide installation space for the motor 5. The water inlet pipe 2 is arranged at the top of the filter cartridge 1 and can be connected to an external water supply pipeline to input sewage into the filter cartridge 1 for filtration work. The drain pipe 3 is arranged at the lower part of the filter cartridge 1 and can discharge the filtered sewage from the filter cartridge 1. A flange is arranged at the end of the water inlet pipe 2 to facilitate its connection with an external water supply pipeline. A valve body is arranged on the drain pipe 3 to control the opening and closing of the drain pipe 3. The motor 5 is used to drive the first filter screen 6 to rotate so as to drive the sewage to rotate and utilize centrifugal force to promote sewage filtration.

[0032] Embodiment 2: The motor 5 is fixedly connected to the bottom surface of the filter cartridge 1 through a mounting plate. The filter holes of the first filter screen 6 and the second filter screen 8 have the same size. Both the damping rotating shaft 7 and the driving shaft 9 are rotatably connected to the central position of the second filter screen 8. The driving shaft 9 is rotatably connected to the top plate of the filter cartridge 1 through a bearing. The first filter screen 6 and the second filter screen 8 can filter sewage. Since their filter holes have the same size, when the filter holes of the two are completely aligned, the maximum filtering aperture can be achieved. The second filter screen 8 is rotatably connected to the first filter screen 6 through the damping rotating shaft 7, enabling it to rotate as needed. After rotation, the filter holes of the second filter screen 8 are arranged in a staggered manner with those of the first filter screen 6, which can change the filtering size, thus enabling the filtering of different sewage. The driving shaft 9 is used to drive the second filter screen 8 to rotate. A turning handle is provided at the top end of the driving shaft 9 to facilitate the staff to rotate the driving shaft 9.

[0033] Embodiment 3: The turning handle 10 is provided with an anti-slip sleeve, and the angle scale 12 is arranged in a circular shape. The movable groove 13 has a T-shaped structure, and a number of balls are embedded in the top and bottom surfaces of the pulling ring 15. The anti-slip sleeve provided on the turning handle 10 can prevent anti-slip phenomena. A pointer 11 is provided at the end of the turning handle 10, which can cooperate with the angle scale 12 on the filter cartridge 1 to indicate the rotation angle. The angle scale 12 is arranged in a circular shape, facilitating the angle measurement when the pointer 11 rotates to any angle. The movable groove 13 provides a rotating space for the pulling ring 15. The movable groove 13 has a T-shaped structure, which can restrain the pulling ring 15 to prevent it from disengaging from the movable groove 13. The pull rod 14 provides an installation platform for the pulling ring 15 to ensure the stability of the pulling ring 15. Embedding balls on the pulling ring 15 is beneficial to the smooth rotation of the pulling ring 15.

[0034] The working principle of the present utility model is as follows:

[0035] S1. According to the need, rotate the turning handle 10. The turning handle 10 drives the driving shaft 9 to rotate, and the driving shaft 10 drives the second filter screen 8 to rotate within the first filter screen 6;

[0036] S2. After rotation, the filter holes of the second filter screen 8 are arranged in a staggered manner with those of the first filter screen 6, which can change the filtering size, thus enabling the filtering of different sewage. The pointer 11 rotates with the turning handle 10 and cooperates with the angle scale 12 on the filter cartridge 1 to indicate the rotation angle and obtain the staggered size of the filter holes;

[0037] S3. Connect the water inlet pipe 2 to an external pipeline, input sewage into the filter cartridge 1, and ensure that the motor 5 drives the first filter screen 6 and the second filter screen 8 to rotate. The sewage is filtered under the action of centrifugal force.

[0038] Compared with the prior art, the present utility model has the following beneficial effects compared with the prior art:

[0039] 1. The centrifugal filter device for water pollution prevention and control is provided with a first filter screen 6, a damping shaft 7, a second filter screen 8, a driving shaft 9, a rotating handle 10, a pointer 11, an angle scale 12 and other structures. When performing filtering work, the rotating handle 10 is rotated as needed, and the rotating handle 10 drives the driving shaft 9 to rotate, and the driving shaft 10 drives the second filter screen 8 to rotate in the first filter screen 6. After the rotation, the filter holes of the second filter screen 8 and the filter holes of the first filter screen 6 are arranged alternately, so that the filter size can be changed, so that different sewage can be filtered. The pointer 11 rotates with the rotating handle 10, and cooperates with the angle scale 12 on the filter cartridge 1 to indicate the rotation angle, and the staggered size of the filter holes is known. The filter size can be adjusted as needed, so that different sewage can be filtered.

[0040] 2. The centrifugal filter device for water pollution prevention and control is provided with structures such as a movable groove 13, a tie rod 14, and a tie ring 15. The tie ring 15 is provided in the movable groove 13 to tie the first filter screen 6 to prevent the first filter screen 6 from deflecting in other directions. The tie rod 14 provides an installation platform for the tie ring 15 to ensure the stability of the tie ring 15. A ball bearing is embedded in the tie ring 15 to facilitate the smooth rotation of the tie ring 15.

Claims

1. A centrifugal filter device for water pollution prevention and control, comprising a filter cartridge (1), a water inlet pipe (2) being fixedly connected to the top of the filter cartridge (1), a drain pipe (3) being fixedly connected to the bottom of the filter cartridge (1), a support leg (4) being fixedly connected to the bottom surface of the filter cartridge (1), a motor (5) being arranged at the bottom of the filter cartridge (1), and a first filter screen (6) arranged in the filter cartridge (1) being fixedly connected to the output shaft of the motor (5); characterized in that: A second filter (8) is rotatably connected to the first filter screen (6) via a damping shaft (7); a driving shaft (9) is fixedly connected to the second filter screen (8); a top end of the driving shaft (9) is fixedly connected to a rotating handle (10) arranged on the outside of the filter cartridge (1); a pointer (11) is fixedly connected to the outside of the rotating handle (10); and an angle scale (12) is engraved on the top of the filter cartridge (1); A movable groove (13) is provided at the top of the filter cartridge (1), a pull rod (14) is fixedly connected to the top of the first filter screen (6), and a tie ring (15) is fixedly connected to the top of the pull rod (14).

2. A centrifugal filter device for water pollution control as claimed in claim 1, characterized in that: The filter cartridge (1), the first filter screen (6) and the second filter screen (8) all have a cylindrical structure.

3. A centrifugal filter device for water pollution control as claimed in claim 2, characterized in that: The end of the water inlet pipe (2) is fixedly connected with a flange, and the drain pipe (3) is provided with a valve body.

4. A centrifugal filter device for water pollution control as claimed in claim 3, characterized in that: The motor (5) is fixedly connected to the bottom surface of the filter cartridge (1) via a mounting plate, and the filter holes of the first filter screen (6) and the second filter screen (8) have the same size.

5. A centrifugal filter device for water pollution control as claimed in claim 4, characterized in that: The damping rotating shaft (7) and the driving shaft (9) are both rotatably connected to the center position of the second filter screen (8), and the driving shaft (9) is rotatably connected to the top plate of the filter cartridge (1) via a bearing.

6. A centrifugal filter device for water pollution control as claimed in claim 5, characterized in that: The turning handle (10) is provided with an anti-slip sleeve, and the angle scale (12) is arranged in a circle.

7. A centrifugal filter device for water pollution control as claimed in claim 6, characterized in that: The movable grooves (13) are all T-shaped structures, and a plurality of balls are embedded on the top and bottom surfaces of the tie ring (15).

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