Water conservancy drainage ditch
By introducing a cleaning device into the water conservancy drainage ditches, the motor drive scraper is used to scrape the silt and impurities on the filter net, which solves the problem of filter net clogging and improves drainage efficiency and system stability.
Patent Information
- Application Number
- CN202421016735.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2024-12-27
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The filter nets of existing water conservancy drainage ditches are easily blocked by impurities and silt after long use, resulting in reduced drainage effect and overflow of water accumulation.
A water conservancy drainage ditch including cleaning device is designed. The cleaning device consists of a U-shaped frame, a threaded rod, a motor, a scraper and a convenient replacement device. The threaded rod is driven by the motor to drive the scraper to move upward from the inner wall, and the scraper is closely filtered. The surface of the mesh removes silt and impurities and is discharged to the outside under gravity to avoid clogging.
It effectively improves the drainage efficiency of drainage ditches, prevents water accumulation at the outlet, extends the service life of the filter, and ensures the normal operation of the drainage system.
Smart Images
Figure CN222252407U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of water conservancy drainage ditches, in particular to a water conservancy drainage ditch. Background Art
[0002] Water conservancy drainage ditches are mainly used for drainage and flood control, and are an important part of the drainage system. They can collect and transport rainwater in time, avoid water accumulation and soaking, and thus reduce the occurrence of floods and waterlogging disasters.
[0003] When a drainage ditch body is used to discharge rainwater in a water conservancy project, a filter is usually installed at the outlet of the drainage ditch body to intercept impurities and silt in the water. After being used for a long time, the surface of the filter is easily blocked by attached impurities and silt, thereby affecting the drainage effect of the drainage ditch body and causing water to overflow at the outlet. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a water conservancy drainage ditch.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water conservancy drainage ditch, comprising a drainage ditch body and a filter screen, the inner wall of the drainage ditch body is provided with a cleaning device, and a replacement device is provided between the drainage ditch body and the filter screen, the cleaning device comprises a U-shaped frame, both ends of the U-shaped frame are fixedly connected to one side of the drainage ditch body, a rectangular groove is opened on one side of the drainage ditch body, a threaded rod is passed through and connected to one side of the U-shaped frame, one end of the threaded rod is fixedly connected to a motor, one side of the motor is fixedly connected to one side of the drainage ditch body, the outer surface of the threaded rod is threadedly connected to a screw hole block, the screw hole block is threadedly connected to the rectangular groove, a scraper is fixedly connected to one side of the screw hole block, and the longitudinal section of the scraper is triangular.
[0006] The effect achieved by the above components is as follows: by setting a cleaning device, when the drainage ditch body is used to discharge rainwater in a water conservancy project, the filter screen will be installed in the inner wall of the outlet of the drainage ditch body through a device that is easy to replace, so as to intercept and process impurities and silt in the water. After a period of use, the motor on the U-shaped frame can be started to drive the threaded rod to rotate, thereby driving the screw hole block and the scraper to move upward from the bottom of the inner wall of the drainage ditch body, and the silt and impurities deposited at the filter screen are lifted to the top of the drainage ditch body. During the rising process, one side of the scraper is tightly attached to the surface of the filter screen to scrape off the silt and impurities attached to the surface of the filter screen, so that it is not easy to accumulate too much and cause the filter screen to be blocked, thereby improving the drainage efficiency of the drainage ditch body and avoiding water overflow at the outlet. After the scraper rises to the top of the drainage ditch body to a certain position, the silt and impurities will fall off from one side of the inclined surface of the scraper under the action of gravity and be discharged to the outside of the drainage ditch body, and then return to the inner wall of the drainage ditch body for the next cleaning.
[0007] Preferably, the inner wall of one end of the scraper is rotatably connected to a guide plate, and the outer surfaces of both ends of the guide plate are sleeved and connected with torsion springs, and the two ends of the torsion spring are respectively fixedly connected to the guide plate and one side of the scraper.
[0008] The effect achieved by the above-mentioned components is: by setting the guide plate, when the scraper rises to a certain position and leaves the inner wall of the drainage ditch body, the torsion spring reset will drive the guide plate to rotate in the inner wall of the scraper, so that one side of it is placed on one side of the top of the drainage ditch body, which is convenient for silt and impurities to be discharged from the drainage ditch body, so that it is not easy to fall on the top edge of the drainage ditch body and fall back.
[0009] Preferably, one end of the threaded rod is fixedly connected to a bearing, and the outer ring of the bearing is fixedly connected to the inner wall of the rectangular groove.
[0010] The effect achieved by the above components is that by arranging the bearing, one end of the threaded rod can be limited in the rectangular groove so that it is not easy to shake when rotating.
[0011] Preferably, a protective cover is fixedly connected to one side of the motor, and the protective cover is arranged on a side of the motor away from the U-shaped frame.
[0012] The effect achieved by the above components is: by setting up the protective cover, the top and surrounding of the motor can be protected to prevent objects from directly hitting the surface of the motor and causing damage, thereby increasing the service life of the motor.
[0013] Preferably, the easy-to-replace device includes two limit rods, and slots are symmetrically opened on the top of the drainage ditch body. The two ends of the filter net are respectively inserted into the inner walls of the two slots, one end of the limit rod is rotatably connected to one side of the drainage ditch body, and one side of the limit rod abuts against one side of the filter net.
[0014] The effect achieved by the above components is: by setting up an easy-to-replace device, when the filter needs to be replaced and maintained, the limit rod can be manually held and rotated to a certain position on one side of the drainage ditch body, so that one side of the filter is moved out from one side of the filter to release the limit on the filter, and the same operation is performed on the other side. Then, hold one side of the filter and pull it out of the slot to facilitate its replacement and maintenance.
[0015] Preferably, a plurality of anti-sliding blocks are fixedly connected to one side of the limiting rod, and the anti-sliding blocks are made of rubber material.
[0016] The effect achieved by the above components is: by providing the anti-sliding block, the contact friction force on one side of the limit block can be increased, so that it is more secure and less likely to slide when it abuts against one side of the filter screen.
[0017] Preferably, both sides of the drainage ditch body are fixedly connected with limiting blocks, and the two limiting blocks are fixed on both sides of the entrance of the slot in an inclined manner.
[0018] The effect achieved by the above components is: by setting the limit block, the area at the entrance of the card slot can be increased, so that the filter can be quickly aligned and inserted.
[0019] Preferably, a handle block is fixedly connected to one side of the filter screen, and the longitudinal section of the handle block is in a semicircular arc shape.
[0020] The effect achieved by the above components is: by providing the handle block, the contact area of one side of the filter can be increased, making it easier to manually hold it and pull it out of the slot.
[0021] Compared with the prior art, the advantages and positive effects of the utility model are:
[0022] In the utility model, by arranging a cleaning device, when a drainage ditch body is used to discharge rainwater in a water conservancy project, a filter screen will be installed in the inner wall of the outlet of the drainage ditch body through a device that is easy to replace, so as to intercept and process impurities and silt in the water. After being used for a period of time, the motor on the U-shaped frame can be started to drive the threaded rod to rotate, thereby driving the screw hole block and the scraper to move upward from the bottom of the inner wall of the drainage ditch body, and the silt and impurities deposited at the filter screen are lifted to the top of the drainage ditch body. During the rising process, one side of the scraper is tightly attached to the surface of the filter screen to scrape off the silt and impurities attached to the surface of the filter screen, so that it is not easy to accumulate too much and cause the filter screen to be blocked, thereby improving the drainage efficiency of the drainage ditch body and avoiding overflow of accumulated water at the outlet. After the scraper rises to the top of the drainage ditch body to a certain position, the silt and impurities will fall off from one side of the inclined surface of the scraper under the action of gravity and be discharged to the outside of the drainage ditch body, and then be returned to the inner wall of the drainage ditch body for the next cleaning. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0024] Figure 2 It is a schematic diagram of the three-dimensional structure of the drainage ditch body of the utility model;
[0025] Figure 3 for Figure 2 A three-dimensional schematic diagram of the structure of the middle part;
[0026] Figure 4 It is a three-dimensional structural schematic diagram of the U-shaped frame of the utility model;
[0027] Figure 5 for Figure 4 Schematic diagram of the central structure.
[0028] Legend: 1. Drainage ditch body; 2. Cleaning device; 3. Easy replacement device; 4. Filter; 21. Rectangular groove; 22. U-shaped frame; 23. Threaded rod; 24. Motor; 25. Screw hole block; 26. Scraper; 27. Guide plate; 28. Torsion spring; 29. Bearing; 210. Protective cover; 31. Slot; 32. Limit rod; 33. Anti-sliding block; 34. Limit block; 35. Handle block. DETAILED DESCRIPTION
[0029] Embodiment 1, as Figure 1-5As shown, a water conservancy drainage ditch includes a drainage ditch body 1 and a filter screen 4, the inner wall of the drainage ditch body 1 is provided with a cleaning device 2, and a replacement device 3 is provided between the drainage ditch body 1 and the filter screen 4, the cleaning device 2 includes a U-shaped frame 22, both ends of the U-shaped frame 22 are fixedly connected to one side of the drainage ditch body 1, a rectangular groove 21 is opened on one side of the drainage ditch body 1, a threaded rod 23 is passed through one side of the U-shaped frame 22, one end of the threaded rod 23 is fixedly connected to a motor 24, one side of the motor 24 is fixedly connected to one side of the drainage ditch body 1, the outer surface of the threaded rod 23 is threadedly connected to a screw hole block 25, the screw hole block 25 is threadedly connected to the rectangular groove 21, one side of the screw hole block 25 is fixedly connected to a scraper 26, and the longitudinal section of the scraper 26 is triangular. When the drainage ditch body 1 is used to discharge rainwater in a water conservancy project, the filter screen 4 is installed in the inner wall of the outlet of the drainage ditch body 1 through the easy-to-replace device 3 to intercept impurities and silt in the water. After a period of use, the motor 24 on the U-shaped frame 22 can be started to drive the threaded rod 23 to rotate, thereby driving the screw hole block 25 and the scraper 26 to move upward from the bottom of the inner wall of the drainage ditch body 1, and the silt and impurities deposited on the filter screen 4 are lifted to the top of the drainage ditch body 1. The scraper 26 is During the rising process, one side is in close contact with the surface of the filter 4 to scrape off the silt and impurities attached to its surface, so that it is not easy for excessive accumulation to cause clogging of the filter 4, thereby improving the drainage efficiency of the drainage ditch body 1 and avoiding overflow of water at the outlet. After the scraper 26 rises to the top of the drainage ditch body 1 to a certain position, the silt and impurities will fall off from the inclined surface of the scraper 26 under the action of gravity, and be discharged to the outside of the drainage ditch body 1, and then returned to the inner wall of the drainage ditch body 1 for the next cleaning.
[0030] Reference Figure 4 and Figure 5 As shown, this embodiment discloses that the inner wall of one end of the scraper 26 is rotatably connected with a guide plate 27, and the outer surfaces of both ends of the guide plate 27 are sleeved and connected with torsion springs 28, and the two ends of the torsion spring 28 are respectively fixedly connected with the guide plate 27 and one side of the scraper 26. By providing the guide plate 27, when the scraper 26 rises to a certain position and leaves the inner wall of the drainage ditch body 1, the torsion spring 28 resets and drives the guide plate 27 to rotate in the inner wall of the scraper 26, so that one side of the guide plate 27 is placed on one side of the top of the drainage ditch body 1, which is convenient for sludge and impurities to be discharged from the drainage ditch body 1, and it is not easy for them to fall on the top edge of the drainage ditch body 1 and fall back. One end of the threaded rod 23 is fixedly connected with a bearing 29, and the outer ring of the bearing 29 is fixedly connected with the inner wall of the rectangular groove 21. By providing the bearing 29, one end of the threaded rod 23 can be limited in the rectangular groove 21, so that it is not easy to shake when rotating.
[0031] Reference Figure 4 and Figure 5 As shown, the present embodiment discloses that a protective cover 210 is fixedly connected to one side of the motor 24, and the protective cover 210 is arranged on the side of the motor 24 away from the U-shaped frame 22. By providing the protective cover 210, the top and surrounding of the motor 24 can be protected to prevent objects from directly hitting the surface of the motor 24 and causing damage, thereby increasing the service life of the motor 24.
[0032] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that the replacement device 3 includes two limit rods 32, the top of the drainage ditch body 1 is symmetrically provided with a slot 31, and the two ends of the filter 4 are respectively inserted into the inner walls of the two slots 31, one end of the limit rod 32 is rotatably connected to one side of the drainage ditch body 1, and one side of the limit rod 32 abuts against one side of the filter 4. When the filter 4 needs to be replaced and maintained, the limit rod 32 can be manually held and rotated to a certain position on one side of the drainage ditch body 1, so that one side of the limit rod 32 is moved out from one side of the filter 4 to release the limit on the filter 4, and the same operation is performed on the other side, and then one side of the filter 4 is held and pulled out from the slot 31 to facilitate its replacement and maintenance.
[0033] Reference Figure 2 and Figure 3 As shown, the present embodiment discloses that one side of the limit rod 32 is fixedly connected with a plurality of anti-sliding blocks 33, and the anti-sliding blocks 33 are made of rubber. By providing the anti-sliding blocks 33, the contact friction force on one side of the limit block 34 can be increased, so that it is more firm and less likely to slide when it abuts against one side of the filter screen 4. The limit blocks 34 are fixedly connected to both sides of the drainage ditch body 1, and the two limit blocks 34 are fixed on both sides of the entrance of the slot 31 in an inclined manner. By providing the limit blocks 34, the area at the entrance of the slot 31 can be increased, so that the filter screen 4 can be quickly aligned and inserted. A handle block 35 is fixedly connected to one side of the filter screen 4, and the longitudinal section of the handle block 35 is semicircular. By providing the handle block 35, the contact area on one side of the filter screen 4 can be increased, so that it is convenient to manually hold it and pull it out of the slot 31.
[0034] Working principle: when the drainage ditch body 1 is used to discharge rainwater in a water conservancy project, the filter screen 4 will be installed on the inner wall of the outlet of the drainage ditch body 1 through the easy-to-replace device 3 to intercept and process impurities and silt in the water. After a period of use, the motor 24 on the U-shaped frame 22 can be started to drive the threaded rod 23 to rotate, thereby driving the screw hole block 25 and the scraper 26 to move upward from the bottom of the inner wall of the drainage ditch body 1, and the silt and impurities deposited on the filter screen 4 are lifted to the top of the drainage ditch body 1. During the rising process, one side of the scraper 26 is tightly attached to the surface of the filter screen 4 to scrape off the silt and impurities attached to the surface, making it difficult to Excessive accumulation may cause the filter screen 4 to be blocked, so as to improve the drainage efficiency of the drainage ditch body 1 and avoid overflow of accumulated water at the outlet. After the scraper 26 rises to the top of the drainage ditch body 1 to a certain position, the torsion spring 28 will reset the guide plate 27 in the inner wall of the scraper 26, so that one side of the scraper 26 is placed on one side of the top of the drainage ditch body 1. Then, the silt and impurities will fall off the inclined surfaces of the scraper 26 and the guide plate 27 under the action of gravity and flow out to the outside of the drainage ditch body 1. Then, the motor 24 reverses to drive the threaded rod 23 to reverse and retract the scraper 26 and the guide plate 27 into the inner wall of the drainage ditch body 1 for the next cleaning.
[0035] When the filter 4 needs to be replaced and maintained, the limit rod 32 can be manually held and rotated to a certain position on one side of the drainage ditch body 1, so that one side and the anti-sliding block 33 are moved out from one side of the filter 4 to release the limit on the filter 4. The same operation is performed on the other side, and then the handle block 35 is held to pull the filter 4 out of the slot 31 to remove it for easy replacement and maintenance.
Claims
1. A water conservancy drainage ditch, comprising a drainage ditch body (1) and a filter screen (4), characterized in that: The inner wall of the drainage ditch body (1) is provided with a cleaning device (2); a replacement device (3) is provided between the drainage ditch body (1) and the filter screen (4); the cleaning device (2) comprises a U-shaped frame (22); two ends of the U-shaped frame (22) are fixedly connected to one side of the drainage ditch body (1); a rectangular groove (21) is provided on one side of the drainage ditch body (1); a threaded rod (23) is passed through one side of the U-shaped frame (22); one end of the threaded rod (23) is fixedly connected to a motor (24); one side of the motor (24) is fixedly connected to one side of the drainage ditch body (1); a screw hole block (25) is threadedly connected to the outer surface of the threaded rod (23); the screw hole block (25) is threadedly connected to the rectangular groove (21); one side of the screw hole block (25) is fixedly connected to a scraper (26); the longitudinal section of the scraper (26) is triangular.
2. A water conservancy drainage ditch according to claim 1, characterized in that: The inner wall of one end of the scraper (26) is rotatably connected to a guide plate (27), and the outer surfaces of both ends of the guide plate (27) are sleeved and connected to torsion springs (28), and the two ends of the torsion spring (28) are respectively fixedly connected to the guide plate (27) and one side of the scraper (26).
3. A water conservancy drainage ditch according to claim 1, characterized in that: One end of the threaded rod (23) is fixedly connected to a bearing (29), and the outer ring of the bearing (29) is fixedly connected to the inner wall of the rectangular groove (21).
4. A water conservancy drainage ditch according to claim 1, characterized in that: A protective cover (210) is fixedly connected to one side of the motor (24), and the protective cover (210) is arranged on a side of the motor (24) away from the U-shaped frame (22).
5. A water conservancy drainage ditch according to claim 1, characterized in that: The easy-to-replace device (3) comprises two limit rods (32), the top of the drainage ditch body (1) is symmetrically provided with slots (31), the two ends of the filter (4) are respectively inserted into the inner walls of the two slots (31), one end of the limit rod (32) is rotatably connected to one side of the drainage ditch body (1), and one side of the limit rod (32) is in contact with one side of the filter (4).
6. A water conservancy drainage ditch according to claim 5, characterized in that: One side of the limiting rod (32) is fixedly connected with a plurality of anti-sliding blocks (33), and the anti-sliding blocks (33) are made of rubber material.
7. A water conservancy drainage ditch according to claim 5, characterized in that: Both sides of the drainage ditch body (1) are fixedly connected to limit blocks (34), and the two limit blocks (34) are fixed in an inclined manner on both sides of the entrance of the slot (31).
8. A water conservancy drainage ditch according to claim 5, characterized in that: A handle block (35) is fixedly connected to one side of the filter screen (4), and the longitudinal section of the handle block (35) is in the shape of a semicircular arc.