Drainage filtering device

Abstract

A drainage filtering device belongs to the technical field of pipeline filtering equipment special for drainage engineering and is characterized by comprising a drainage main pipe 1 and a drainage branch pipe connected to the middle of the side surface of the drainage main pipe, and a filtering box is connected to the circle center of the outer side surface of the drainage branch pipe. Protection devices are evenly distributed and connected to the periphery of the middle of the side surface of the filtering box body, a filtering device is movably inserted in the circle center of the interior of the filtering box body, a drainage auxiliary pipe is connected to the circle center of the right side surface of the filtering box body, and a drainage water tank is connected to the circle center of the right side surface of the drainage auxiliary pipe; in the using process, a worker can observe the amount of foreign matters in the box body, and the box body can be cleaned when the foreign matters and silt are too many and the filter plate is blocked.

Description

Technical field:

[0001] The utility model belongs to the technical field of pipeline filtering equipment for drainage engineering, and specifically relates to a drainage filtering device. Background technology:

[0002] Existing patent: Patent number CN201746903U is named sewage drainage filter device. The filter plate of this patent is fixed in the box and the staff cannot observe the debris on the filter plate. The foreign matter and mud in the box can only be cleaned after the filter plate is almost completely blocked, which is inconvenient for the staff to operate and use. Utility model content:

[0003] The purpose of the utility model is that during use, the staff can observe the amount of foreign matter inside the box, and can clean the foreign matter in the box according to the position of the filter plate. When there are many foreign matter and sediment, the box can be cleaned before the filter plate is blocked, which is convenient for the staff to operate and use. The technical scheme is as follows:

[0004] A drainage filter device, characterized in that it comprises a drainage main pipe 1 and a drainage branch pipe 2 connected to the middle of the side surface of the drainage main pipe 1, a filter box 3 is connected to the center of the outer surface of the drainage branch pipe 2, a protective device 4 is evenly distributed around the middle of the side surface of the filter box 3, a filter device 5 is movably inserted at the center of the inner circle of the filter box 3, a drainage auxiliary pipe 6 is connected to the center of the right side surface of the filter box 3, a drainage trough 7 is connected to the center of the right side surface of the drainage auxiliary pipe 6, and the filter box 3 comprises An outer tube 3-1, a sliding hole 3-2, a through hole 3-3 and a flange 3-4. A plurality of sliding holes 3-2 are evenly distributed around the middle of the outer surface of the outer tube 3-1. A through hole 3-3 is respectively arranged at the center of the left and right side surfaces of the outer tube 3-1. A flange 3-4 is connected to the outer edge of the outer surface of each through hole 3-3. The drainage branch pipe 2 and the drainage auxiliary pipe 6 are respectively connected to the outer surfaces of the two flanges 3-4. The inner diameter of the outer tube 3-1 is larger than the inner diameter of the drainage main pipe 1 and the drainage auxiliary pipe 6. The protective device 4 includes an outer box 4-1, a glass plate 4-2, a rubber pad 4-3 and a rubber column 4-4. The glass plate 4-2 is inserted in the middle of the upper surface of the outer box 4-1. The rubber pad 4-3 is connected to the middle of the left side surface of the inner part of the outer box 4-1. The rubber column 4-4 is connected to the middle of the right side surface of the inner part of the outer box 4-1. The outer box 4-1 is connected to the edge of the outer surface of the sliding hole 3-2. The center of the rubber pad 4-3 and the center of the rubber column 4-4 are on the same axis. The filtering device 5 includes a sliding plate 5-1, a leakage hole 5-2, and a rubber pad 4-3. -2, a slide plate 5-3 and a spring 5-4, a plurality of leakage holes 5-2 are evenly distributed on the left side surface of the slide plate 5-1, a plurality of slide plates 5-3 are evenly distributed on the side surface of the slide plate 5-1, a spring 5-4 is connected to the middle of the right side surface of each slide plate 5-3, the slide plate 5-1 is inserted into the outer tube 3-1, the slide plate 5-3 penetrates the slide hole 3-2 and is inserted into the outer box 4-1, and the right side surface of the spring 5-4 passes through the rubber column 4-4 and is connected to the side surface of the outer box 4-1.

[0005] The beneficial effects of the utility model are as follows: during use, the staff can observe the amount of foreign matter inside the box, and can clean the foreign matter in the box according to the position of the filter plate. When there are many foreign matter and mud, the box can be cleaned before the filter plate is blocked, which is convenient for the staff to operate and use. Description of the drawings:

[0006] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0007] Figure 2 It is a schematic diagram of the structure of the filter box 3 of the utility model;

[0008] Figure 3It is a schematic diagram of the structure of the protective device 4 of the utility model;

[0009] Figure 4 It is a schematic diagram of the structure of the filter device 5 of the utility model;

[0010] In the figure: drainage main pipe 1, drainage branch pipe 2, filter box 3, protective device 4, filter device 5, drainage sub-pipe 6, drainage trough 7, outer pipe 3-1, sliding hole 3-2, through hole 3-3, flange 3-4, outer box 4-1, glass plate 4-2, rubber pad 4-3, rubber column 4-4, sliding plate 5-1, leakage hole 5-2, slide plate 5-3, spring 5-4. Specific implementation method:

[0011] Reference Figure 1 Figure 2 Figure 3 Figure 4The drainage filtering device is characterized in that it comprises a drainage main pipe 1 and a drainage branch pipe 2 connected to the middle of the side surface of the drainage main pipe 1, a filter box 3 is connected to the center of the outer surface of the drainage branch pipe 2, a protective device 4 is evenly distributed around the middle of the side surface of the filter box 3, a filtering device 5 is movably inserted at the center of the inner circle of the filter box 3, a drainage auxiliary pipe 6 is connected to the center of the right side surface of the filter box 3, a drainage trough 7 is connected to the center of the right side surface of the drainage auxiliary pipe 6, and the filter box 3 It includes an outer tube 3-1, a sliding hole 3-2, a through hole 3-3 and a flange 3-4. A plurality of sliding holes 3-2 are evenly distributed around the middle of the outer surface of the outer tube 3-1. A through hole 3-3 is respectively arranged at the center of the left and right side surfaces of the outer tube 3-1. A flange 3-4 is connected to the outer edge of the outer surface of each through hole 3-3. The drainage branch pipe 2 and the drainage auxiliary pipe 6 are respectively connected to the outer surfaces of the two flanges 3-4. The inner diameter of the outer tube 3-1 is larger than the inner diameters of the drainage main pipe 1 and the drainage auxiliary pipe 6. The protective device 4 includes an outer box 4-1, a glass plate 4-2, a rubber pad 4-3 and a rubber column 4-4. The glass plate 4-2 is inserted in the middle of the upper surface of the outer box 4-1, the rubber pad 4-3 is connected to the middle of the left side surface of the inner part of the outer box 4-1, and the rubber column 4-4 is connected to the middle of the right side surface of the inner part of the outer box 4-1. The outer box 4-1 is connected to the edge of the outer surface of the sliding hole 3-2, and the center of the rubber pad 4-3 and the center of the rubber column 4-4 are on the same axis. The filtering device 5 includes a sliding plate 5-1, a leakage hole 5-2, and a rubber pad 4-3. -2, a slide plate 5-3 and a spring 5-4, a plurality of leakage holes 5-2 are evenly distributed on the left side surface of the slide plate 5-1, a plurality of slide plates 5-3 are evenly distributed on the side surface of the slide plate 5-1, a spring 5-4 is connected to the middle of the right side surface of each slide plate 5-3, the slide plate 5-1 is inserted into the outer tube 3-1, the slide plate 5-3 penetrates the slide hole 3-2 and is inserted into the outer box 4-1, and the right side surface of the spring 5-4 passes through the rubber column 4-4 and is connected to the side surface of the outer box 4-1.

[0012] When in use, the sewage in the drainage main pipe 1 is first injected into the outer pipe 3-1 on the filter box 3 through the drainage branch pipe 2, then passes through the sliding plate 5-1 on the filter device 5 and is filtered through the leakage hole 5-2, and finally is injected into the drainage tank 7 through the drainage auxiliary pipe 6.

[0013] When filtering for a long time, if there are too many foreign objects on the left side of the slide plate 5-1, the water flow pushes the slide plate 5-1 to move, and the slide plate 5-3 slides in the slide hole 3-2 and the outer box 4-1. When the staff observes that the slide plate 5-3 slides to the appropriate position through the glass plate 4-2, the staff closes the valve and opens the outer tube 3-1 to clean the foreign objects.

[0014] When the water flow is too large and there are too many foreign objects, the rubber column 4-4 can buffer the slide plate 5-3 to prevent damage. When there is no water flow, the spring 5-4 pushes the slide plate 5-1 and the rubber pad 4-3 can buffer the slide plate 5-3 when the slide plate 5-3 contacts the outer box 4-1.

[0015] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by technicians in this technical field within the essential scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A drainage filtering device, characterized in that: The invention comprises a drainage main pipe (1) and a drainage branch pipe (2) connected to the middle of the side surface of the drainage main pipe (1); the drainage branch pipe (2) is connected to a filter box (3) at the center of the outer surface; protective devices (4) are evenly distributed around the middle of the side surface of the filter box (3); a filtering device (5) is movably inserted at the center of the inner circle of the filter box (3); a drainage auxiliary pipe (6) is connected to the center of the right side surface of the filter box (3); and a drainage trough (7) is connected to the center of the right side surface of the drainage auxiliary pipe (6).

2. A drainage filter device according to claim 1, characterized in that: The filter box (3) comprises an outer tube (3-1), a sliding hole (3-2), a through hole (3-3) and a flange (3-4); a plurality of sliding holes (3-2) are evenly distributed around the middle of the outer surface of the outer tube (3-1); a through hole (3-3) is respectively provided at the center of the left and right side surfaces of the outer tube (3-1); a flange (3-4) is connected to the outer edge of the outer surface of each through hole (3-3); the drainage branch pipe (2) and the drainage auxiliary pipe (6) are respectively connected to the outer surfaces of the two flanges (3-4); the inner diameter of the outer tube (3-1) is greater than the inner diameters of the drainage main pipe (1) and the drainage auxiliary pipe (6).

3. A drainage filter device according to claim 2, characterized in that: The protective device (4) comprises an outer box (4-1), a glass plate (4-2), a rubber pad (4-3) and a rubber column (4-4); the glass plate (4-2) is inserted in the middle of the upper surface of the outer box (4-1); the rubber pad (4-3) is connected to the middle of the left side surface of the inner part of the outer box (4-1); the rubber column (4-4) is connected to the middle of the right side surface of the inner part of the outer box (4-1); the outer box (4-1) is connected to the edge of the outer surface of the sliding hole (3-2); the center of the rubber pad (4-3) and the center of the rubber column (4-4) are on the same axis.

4. A drainage filter device according to claim 3, characterized in that: The filtering device (5) comprises a sliding plate (5-1), a leakage hole (5-2), a sliding plate (5-3) and a spring (5-4); a plurality of leakage holes (5-2) are evenly distributed on the left surface of the sliding plate (5-1); a plurality of sliding plates (5-3) are evenly distributed and connected to the side surface of the sliding plate (5-1); a spring (5-4) is connected to the middle of the right surface of each sliding plate (5-3); the sliding plate (5-1) is inserted into the inner part of the outer tube (3-1); the sliding plate (5-3) penetrates the sliding hole (3-2) and is inserted into the outer box (4-1); and the right surface of the spring (5-4) passes through the rubber column (4-4) and is connected to the side surface of the outer box (4-1).

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