A new rotary water filter for hydropower plants

Abstract

The utility model provides a novel water and electricity plant is with rotary filter, relate to power plant water treatment equipment technical field, including filter drum, the left side surface of filter drum is installed with water injection connection subassembly, the right side surface of filter drum is installed with drainage connection subassembly, the inside installation of filter drum has drive assembly, the outer surface of drive assembly is installed with sliding assembly, the upper surface of filter drum is installed with cleaning assembly. The utility model discloses through the cooperation of cleaning assembly and rotary filter cylinder, realizes the on -line cleaning of filter screen, solves the inconvenient problem that traditional filter needs to dismantle equipment and cleans filter screen, reduces maintenance workload, and under the action of adjustable rotating speed of drive motor, cooperates high pressure dead -angle cleaning, avoids the decline of filter efficiency caused by filter screen blockage, guarantees the stable water supply of water and electricity plant water inlet system, cooling system, therefore through the device effectively solved the very inconvenient problem of the existing device cleaning impurities.

Description

Technical Field

[0001] This utility model relates to the technical field of power plant water treatment equipment, specifically a novel rotary water filter for hydropower plants. Background Technology

[0002] During the operation of a hydropower plant, the water intake system and the unit cooling system need to introduce a large amount of natural water (river water, lake water, etc.). The impurities such as silt, weeds, and floating objects contained in the water can easily clog pipes, valves, or equipment flow channels, leading to a decrease in system efficiency, increased equipment wear, and even shutdown failures.

[0003] Patent CN205965196U discloses a novel rotary water filter for hydropower plants. Specifically, the patent discloses a technical solution comprising: a shell, an inlet, an outlet, a drain outlet, a rotating drum, a rotating handle, a filter screen, a partition, and a vibration device; an inlet is located at the bottom of one side of the shell; an outlet is located at the top of the other side of the shell; a drain outlet is located below the outlet; a rotating drum is located inside the shell; and a filter screen is located on the rotating drum. This solution achieves the technical effects of "reasonable structural design, convenient operation, good drainage effect, and good flexibility, avoiding the problems existing in the prior art and greatly improving water filtration efficiency."

[0004] Currently, the filter screens of the filtration devices in hydropower plants are all installed inside the filtration unit. As a result, the filter screens become clogged after a period of use, requiring the filtration unit to be disassembled and the filter screens to be cleaned. This makes cleaning impurities very inconvenient. To address this issue, we propose a new type of rotary water filter for hydropower plants. Utility Model Content

[0005] The purpose of this utility model is to provide a new type of rotary water filter for hydropower plants, so as to solve the problems mentioned in the background art and overcome its technical defects.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is: a novel rotary water filter for hydropower plants, comprising a filter cylinder, a water injection connection assembly installed on the left side of the filter cylinder, a drainage connection assembly installed on the right side of the filter cylinder, a drive assembly installed inside the filter cylinder, a sliding assembly installed on the outer surface of the drive assembly, a cleaning assembly installed on the upper surface of the filter cylinder, a control assembly installed on the right side of the filter cylinder, and a support assembly installed on the bottom surface of the filter cylinder.

[0007] Preferably, the water injection connection assembly includes a water injection pipe located on the left side of the filter cylinder, and the left end of the water injection pipe has a plurality of first connection holes.

[0008] Preferably, the drainage connection assembly includes a drain pipe located on the right side of the filter cylinder, and the right end of the drain pipe has a plurality of second connection holes.

[0009] Preferably, the drive assembly includes a bearing located on the inner wall of the filter cylinder, a support rod is mounted on the inner ring of the bearing, a drive motor is mounted on the right end of the support rod, and a filter drum is mounted on the left end of the support rod.

[0010] Preferably, the sliding assembly includes a sliding groove and a sliding plate, the sliding groove is located on the inner wall of the filter cylinder, the sliding plate is located on the outer surface of the filter cylinder, and the sliding groove and the sliding plate are slidably connected.

[0011] Preferably, the cleaning assembly includes a connecting pipe located on the upper surface of the filter cylinder, the bottom end of the connecting pipe penetrating the filter cylinder and extending into the interior of the filter cylinder, the bottom end of the connecting pipe being connected to a horizontal pipe, and multiple spray heads being installed on the bottom surface of the horizontal pipe.

[0012] Preferably, the control component includes a control panel located on the right side of the filter cartridge, and the control panel is electrically connected to the device via wires.

[0013] Preferably, the support assembly includes two support legs, both of which are located on the bottom surface of the filter cylinder, and each of the two support legs has two fixing holes on its bottom surface.

[0014] Compared with the prior art, the beneficial effects of this utility model include: This utility model discloses a novel rotary water filter for hydropower plants. Through the combined action of the cleaning component and the rotating filter drum, the filter screen is cleaned online, solving the problem of the inconvenience of disassembling the equipment to clean the filter screen in traditional water filters, reducing maintenance workload. Furthermore, with the adjustable speed of the drive motor, combined with high-pressure cleaning without dead angles, the filter screen is prevented from clogging and thus avoids the decrease in filtration efficiency, ensuring a stable water supply to the hydropower plant's water intake and cooling systems. Therefore, this device effectively solves the problem of the great inconvenience of cleaning impurities in existing devices. Attached Figure Description

[0015] The disclosure of this utility model is illustrated with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of this utility model. In the drawings, the same reference numerals are used to refer to the same parts. Wherein: Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a side view of the structure of this utility model; Figure 3 This is a schematic diagram of the orthographic section of the present invention; Figure 4 This is a bottom view of the structure of the spray head in this utility model.

[0016] The following components are labeled in the diagram: 1. Filter cylinder; 2. Water inlet connection assembly; 3. Drainage connection assembly; 4. Support assembly; 5. Cleaning assembly; 6. Control assembly; 7. Drive assembly; 8. Control panel; 9. Sliding assembly; 10. Support leg; 11. Fixing hole; 12. Connecting pipe; 13. Drainage pipe; 14. Second connecting hole; 15. First connecting hole; 16. Water inlet pipe; 17. Sliding groove; 18. Sliding plate; 19. Filter drum; 20. Support rod; 21. Drive motor; 22. Bearing; 23. Spray head; 24. Horizontal pipe. Detailed Implementation

[0017] It is readily understood that, based on the technical solution of this utility model, those skilled in the art can propose various interchangeable structural methods and implementations without altering the essential spirit of this utility model. Therefore, the following detailed embodiments and accompanying drawings are merely illustrative descriptions of the technical solution of this utility model and should not be considered as the entirety of this utility model or as limitations or restrictions on the technical solution of this utility model.

[0018] Please see Figure 1-4 In this utility model, a novel rotary water filter for hydropower plants includes a filter cylinder 1, a water injection connection assembly 2 installed on the left side of the filter cylinder 1, a drainage connection assembly 3 installed on the right side of the filter cylinder 1, a drive assembly 7 installed inside the filter cylinder 1, a sliding assembly 9 installed on the outer surface of the drive assembly 7, a cleaning assembly 5 installed on the upper surface of the filter cylinder 1, a control assembly 6 installed on the right side of the filter cylinder 1, and a support assembly 4 installed on the bottom surface of the filter cylinder 1.

[0019] In this embodiment, the water injection connection assembly 2 includes a water injection pipe 16, which is located on the left side of the filter cylinder 1. The left end of the water injection pipe 16 has a plurality of first connection holes 15. The water injection pipe 16 is made of stainless steel and its diameter is adapted to the filter cylinder 1. The left end face of the water injection pipe 16 has a plurality of first connection holes 15 evenly opened along the circumference. The holes are provided with internal threads for sealing connection with the external water supply pipeline by bolts. A rubber sealing ring is provided at the connection between the water injection pipe 16 and the filter cylinder 1 to prevent water leakage. In this embodiment, the drainage connection assembly 3 includes a drain pipe 13, which is located on the right side of the filter cylinder 1. The right end of the drain pipe 13 is provided with a plurality of second connection holes 14. The specifications of the drain pipe 13 are the same as those of the water injection pipe 16. The right end face is provided with a plurality of second connection holes 14 evenly distributed around the circumference. The holes are also provided with internal threads for connecting external pipelines. The drain pipe 13 is provided with a one-way valve on the side near the filter cylinder 1 to prevent the backflow of filtered water. In this embodiment, the drive assembly 7 includes a bearing 22, which is located on the inner wall of the filter cylinder 1. A support rod 20 is installed on the inner ring of the bearing 22. A drive motor 21 is installed on the right end of the support rod 20, and a filter roller 19 is installed on the left end of the support rod 20. The drive motor 21 can drive the filter roller 19 to rotate. In this embodiment, the sliding assembly 9 includes a sliding groove 17 and a sliding plate 18. The sliding groove 17 is located on the inner wall of the filter cylinder 1, and the sliding plate 18 is located on the outer surface of the filter drum 19. The sliding groove 17 and the sliding plate 18 are slidably connected. By sliding the sliding plate 18 in the sliding groove 17, the filter drum 19 can rotate stably. In this embodiment, the cleaning component 5 includes a connecting pipe 12, which is located on the upper surface of the filter cylinder 1. The bottom end of the connecting pipe 12 passes through the filter cylinder 1 and extends into the interior of the filter cylinder 1. The bottom end of the connecting pipe 12 is connected to a horizontal pipe 24. Multiple water spray heads 23 are installed on the bottom surface of the horizontal pipe 24. The water spray heads 23 spray clean water onto the outer surface of the filter drum 19, thereby flushing out the impurities that are blocked inside the filter drum 19. In this embodiment, the control component 6 includes a control panel 8, which is located on the right side of the filter cartridge 1. The control panel 8 is electrically connected to the device via wires. The drive motor 21 is a stepper motor, and its output speed can be adjusted by the control component 6. In this embodiment, the support component 4 includes two support legs 10, both of which are located on the bottom surface of the filter cylinder 1. Two fixing holes 11 are provided on the bottom surface of each of the two support legs 10 to ensure the stability of the device during operation. Working principle: This new type of rotary water filter for hydropower plants is used by workers first placing the device in a suitable position and installing it in the pipeline through the water injection connection component 2 and the drainage connection component 3. At the same time, the device is fixed by the support component 4 below. Next, the cleaning component 5 in the device is connected to the water pump, and then water is injected into the device. At the same time, the drive motor 21 in the drive component 7 of the device is started to drive the filter drum 19 actively. Finally, after filtration, the water pump is started to spray clean water onto the outer surface of the filter drum 19 through multiple spray nozzles 23.

[0020] The technical scope of this utility model is not limited to the content described above. Those skilled in the art can make various modifications and variations to the above embodiments without departing from the technical concept of this utility model, and all such modifications and variations should fall within the protection scope of this utility model.

Claims

1. A novel rotary water filter for hydropower plants, characterized in that, The filter includes a filter cylinder (1), a water injection connection assembly (2) installed on the left side of the filter cylinder (1), a drainage connection assembly (3) installed on the right side of the filter cylinder (1), a drive assembly (7) installed inside the filter cylinder (1), a sliding assembly (9) installed on the outer surface of the drive assembly (7), a cleaning assembly (5) installed on the upper surface of the filter cylinder (1), a control assembly (6) installed on the right side of the filter cylinder (1), and a support assembly (4) installed on the bottom surface of the filter cylinder (1).

2. The novel rotary water filter for hydropower plants according to claim 1, characterized in that, The water injection connection assembly (2) includes a water injection pipe (16), which is located on the left side of the filter cylinder (1), and the left end of the water injection pipe (16) is provided with a plurality of first connection holes (15).

3. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The drainage connection assembly (3) includes a drain pipe (13), which is located on the right side of the filter cylinder (1), and the right end of the drain pipe (13) is provided with a plurality of second connection holes (14).

4. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The drive assembly (7) includes a bearing (22) located on the inner wall of the filter cylinder (1). A support rod (20) is installed on the inner ring of the bearing (22). A drive motor (21) is installed on the right end of the support rod (20), and a filter roller (19) is installed on the left end of the support rod (20).

5. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The sliding assembly (9) includes a sliding groove (17) and a sliding plate (18). The sliding groove (17) is located on the inner wall of the filter cylinder (1), and the sliding plate (18) is located on the outer surface of the filter drum (19). The sliding groove (17) and the sliding plate (18) are slidably connected.

6. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The cleaning assembly (5) includes a connecting pipe (12) located on the upper surface of the filter cylinder (1). The bottom end of the connecting pipe (12) passes through the filter cylinder (1) and extends into the interior of the filter cylinder (1). The bottom end of the connecting pipe (12) is connected to a horizontal pipe (24). Multiple spray nozzles (23) are installed on the bottom surface of the horizontal pipe (24).

7. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The control component (6) includes a control panel (8) located on the right side of the filter cartridge (1) and electrically connected to the device via wires.

8. A novel rotary water filter for hydropower plants according to claim 1, characterized in that, The support assembly (4) includes two support legs (10), both of which are located on the bottom surface of the filter cylinder (1), and both of the support legs (10) have two fixing holes (11) on their bottom surfaces.

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