Dredging treatment device for dam in water conservancy and hydropower engineering
By designing a dredging device that includes a sludge suction pump, an auxiliary cylinder, a water pump, and a stirring rod, the problems of sludge diffusion and garbage blockage in traditional dredging methods have been solved, achieving efficient dredging and water quality restoration.
Patent Information
- Application Number
- CN202520393482.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2035-03-07
AI Technical Summary
Traditional dredging methods in water conservancy and hydropower dams can easily lead to the spread of fine particles and pollutants in the silt, and cannot effectively screen and treat the deposited garbage, resulting in blockage of sludge pumps and pipelines, affecting dredging efficiency and water quality.
A dredging device was designed, comprising a sludge suction pump, an auxiliary cylinder, a water pump, a measuring pipe, a high-pressure nozzle, and a stirring rod. The device uses suction to excavate sludge and the water pump to extract harmful substances. The motor drives the stirring rod to stir the sludge. Combined with filter plates and high-pressure nozzles, the device performs solid-liquid separation and waste filtration to prevent clogging. After dredging, aquatic plants are sown to restore the sludge.
It effectively reduces the spread of silt and the impact of pollutants, prevents pipe blockage, improves dredging efficiency, and reduces the long-term impact on water resources by restoring water quality through aquatic plants.
Smart Images
Figure CN223922272U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to dam dredging technical field, concretely relates to a water conservancy and hydropower engineering dam dredging treatment device. BACKGROUND
[0002] The silt at the bottom of the reservoir of the dam increases gradually with the increase of the use time after the long time use, and the accumulated silt gradually reduces the volume of the reservoir, greatly reduces the regulating capacity and power generation capacity of the dam reservoir, so that the dredging work needs to be carried out regularly.
[0003] At present, the suction pump and the stirrer are combined to carry out the dredging work, the stirrer is used to move the silt, and the silt is sucked out through the suction pump, but most of the reservoirs of the water conservancy and hydropower dams are designated as water source protection areas, the suction pump and the stirrer are used to extract the silt in the traditional way, the silt at the bottom of the reservoir is stirred during cleaning, and then the fine particles, pollutants and harmful substances in the silt are diffused outward, and then the water resources are affected for a long time, and there are a lot of deposited garbage such as branches and household garbage in the silt, the stirrer installed on both sides of the suction pump can only stir the silt, cannot screen and block the garbage, and the garbage and the silt with high viscosity are easy to cause the blockage of the suction pump or the pipeline, and are not convenient for actual use. CONTENT
[0004] The utility model aims at providing a water conservancy and hydropower engineering dam dredging treatment device to solve the problems in the background art.
[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a water conservancy and hydropower engineering dam dredging treatment device includes a suction pump, an additional cylinder is fixedly installed on the output end of the suction pump, a plugboard is fixedly installed at the port of the additional cylinder, a water pump is fixedly installed at the bottom of the side close to the suction pump of the additional cylinder, a measuring pipe is fixedly installed on the input end of the water pump, the measuring pipe extends to the left and right sides of the additional cylinder, small holes are arranged at equal intervals on the measuring pipe, the output end of the water pump is communicated with a first water pipe and a second water pipe through a connecting pipe, the connecting pipe, the first water pipe and the second water pipe are all located below the additional cylinder, high-pressure nozzles are installed at equal intervals on the first water pipe and the second water pipe, the ports of the high-pressure nozzles extend to the inside of the additional cylinder after penetrating through the additional cylinder, and connecting plates are symmetrically installed on the outer wall of the side close to the suction pump of the additional cylinder.
[0006] Preferably, the outer wall of the additional cylinder is fixedly provided with a U-shaped additional part, the inner wall of the additional part is symmetrically provided with a mounting groove, the inside of the mounting groove is fixedly provided with a motor, the left and right sides of the additional cylinder are symmetrically provided with a transmission hole, the transmission hole is located between the suction pump and the plug plate, and two transmission holes are provided with stirring rods, the stirring rods are connected with the output end of the motor, the inside of the transmission hole is fixedly provided with a bearing, and the bearing is sleeved with the both ends of the stirring rod.
[0007] Preferably, the bottom of the additional cylinder is provided with two embedding grooves, the first water pipe and the second water pipe are embedded in the inside of the embedding grooves, the first water pipe is located between the stirring rod and the plug plate, the inner wall of the additional cylinder is fixedly provided with a drainage plate, the drainage plate is located directly above the first water pipe, and the side of the first water pipe close to the suction pump is of an arc structure.
[0008] Preferably, the inner wall of the additional cylinder is fixedly provided with an inclined filter plate, the filter plate is located between the stirring rod and the suction pump, the second water pipe is located between the stirring rod and the filter plate, the top of the additional cylinder is provided with a discharge port, the discharge port is located above the second water pipe, the inner wall of the additional part is provided with a U-shaped waste groove, and the waste groove is communicated with the additional cylinder through the discharge port.
[0009] Preferably, the side of the additional part close to the suction pump is symmetrically provided with a discharge port at the lower part, the inside of the discharge port is embedded with a cover plate, the cover plate is used for controlling the opening and closing of the discharge port, the inner wall of the waste groove is symmetrically provided with two inclined guide plates at the top, and the inclined guide plates are located directly above the discharge port.
[0010] Preferably, the second water pipe is installed, the spraying direction of the high-pressure nozzle is horizontal to the filter plate.
[0011] Preferably, the inside of the embedding groove is embedded with a plurality of pipes, a plurality of perforations are alternately provided on the inner wall of the embedding groove at equal intervals, and the high-pressure nozzle extends to the inside of the additional cylinder through the perforation.
[0012] Preferably, the inside of the additional part is further provided with a storage groove, the storage groove is located beside the waste groove, the storage groove is located directly below the mounting groove, and the bottom of the additional part is provided with a sowing hole, and the sowing hole is located directly below the storage groove.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] (1) The utility model discloses a water pump, additional cylinder and measure pipe etc. are provided, when connecting, the additional cylinder of installing the suction dredge pump is connected on the excavator's excavator arm obliquely, when the additional cylinder is close to the bottom of the reservoir, the great suction of the suction dredge pump will make the sand and gravel above the silt first enter the inside of the additional cylinder, then the plug -in board is inserted into the silt inside and moves horizontally, and the silt enters the inside of the additional cylinder and is transported to the outside through the suction dredge pump, at this time, utilize water pump and the measure pipe of installing on the both sides of additional cylinder, when excavating silt, the harmful substance of the both sides of additional cylinder is extracted, reduces the influence that harmful substance diffusion causes to water resources when dredging.
[0015] (2) The utility model discloses a motor, stirring rod and suction dredge pump etc. are provided, when the silt is dug into the inside of the additional cylinder, will first contact with the stirring rod, through the motor drive stirring rod stirs silt, makes the silt fully and water mix, makes it change into slurry, and extrudes the branch and long strip garbage in silt and makes it fragment, prevents the influence of branch and long strip garbage to suction dredge pump. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is the structure schematic view of the utility model;
[0017] Figure 2 It is the sectional view of the utility model;
[0018] Figure 3 It is the appearance view of the utility model additional piece;
[0019] Figure 4 It is Figure 2 The enlarged view of A in
[0020] Figure 5 The enlarged view of B in Figure 1 .
[0021] In the drawing: 1, connecting plate;2, additional cylinder;3, additional piece;4, oblique guide plate;5, discharge port;6, drainage plate;7, stirring rod;8, filter plate;9, plug -in board;10, first water pipe;11, connecting pipe;12, water pump;13, suction dredge pump;14, motor;15, high pressure nozzle;16, storage tank;17, cover plate;18, measure pipe;19, waste tank;20, discharge port;21, broadcast hole;22, installation groove;23, transmission hole;24, perforation;25, second water pipe;26, fitting groove;27, bearing. DETAILED DESCRIPTION
[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made, belong to the scope of protection of the present application.
[0023] Please refer to Figures 1-3 and Figure 5 As shown in the drawings, the utility model provides technical scheme as follows: a kind of water conservancy and hydropower engineering dam is used in dredging treatment device, suction dredge pump 13 is connected fixedly installed with additional cylinder 2 on the output end of suction dredge pump 13, additional cylinder 2 is fixedly installed with plug-in board 9 at port, and additional cylinder 2 is fixedly installed with water pump 12 on the side bottom close to suction dredge pump 13, the input end of water pump 12 is fixedly installed with measuring pipe 18, measuring pipe 18 extends to the left and right sides of additional cylinder 2, and small hole is equidistantly formed on measuring pipe 18, the output end of water pump 12 is communicated with first water pipe 10 and second water pipe 25 by connecting pipe 11, and connecting pipe 11, first water pipe 10 and second water pipe 25 are all located below additional cylinder 2, and high-pressure nozzle 15 is equidistantly installed on first water pipe 10 and second water pipe 25, the port of high-pressure nozzle 15 extends to the inside of additional cylinder 2 after penetrating additional cylinder 2, the outer wall of the side close to suction dredge pump 13 of additional cylinder 2 is symmetrically installed with connecting plate 1, the outer wall of additional cylinder 2 is fixedly installed with U-shaped additional part 3, the inner wall of additional part 3 is symmetrically provided with mounting groove 22, motor 14 is fixedly installed in mounting groove 22, and drive hole 23 is symmetrically formed on the left and right sides of additional cylinder 2, drive hole 23 is located between suction dredge pump 13 and plug-in board 9, and two drive holes 23 are provided with stirring rod 7, stirring rod 7 is connected with the output end of motor 14, bearing 27 is fixedly installed in drive hole 23, and bearing 27 is jacked on both ends of stirring rod 7.
[0024] Through the above technical scheme, when using, additional cylinder 2 with suction dredge pump 13 is connected on the excavating arm of excavator, when additional cylinder 2 is close to the bottom of reservoir, the great suction force of suction dredge pump 13 can make the sand and gravel above silt first enter the inside of additional cylinder 2 and be transported to outside by suction dredge pump 13, then plug-in board 9 is obliquely inserted into the inside of silt and moves horizontally, so that silt enters the inside of additional cylinder 2 and contacts with stirring rod 7, water and silt are mixed by rotating stirring rod 7 driven by motor 14, so that silt is changed into slurry and is extracted to outside by the suction force of suction dredge pump 13, while stirring, part of long strip garbage such as branches and trunks wrapped in silt contacts with stirring rod 7 and is broken at the same time, so that the influence of long strip garbage such as branches on pipeline blockage of suction dredge pump 13 is prevented.
[0025] In addition, the additional cylinder 2 is horizontally moved, and the water pump 12 is started at the same time, the water resources on both sides of the additional cylinder 2 are continuously extracted by the measuring pipes 18, so as to limit the diffusion range of the pollutants, and the extracted water resources are injected into the inside of the additional cylinder 2, so as to increase the stirring effect of the slurry.
[0026] Further, the bottom of the additional cylinder 2 is provided with two embedded grooves 26, the first water pipe 10 and the second water pipe 25 are embedded in the embedded grooves 26, the first water pipe 10 is located between the stirring rod 7 and the plug plate 9, the inner wall of the additional cylinder 2 is fixedly installed with the drainage plate 6, the drainage plate 6 is located above the first water pipe 10, one side of the first water pipe 10 close to the suction pump 13 is in an arc structure, a plurality of pipes are embedded in the embedded groove 26, a plurality of perforations 24 are alternately and equidistantly provided on the inner wall of the embedded groove 26, and the high-pressure nozzle 15 extends into the inside of the additional cylinder 2 through the perforation 24.
[0027] Please refer to Figures 1-2 In use, since the first water pipe 10 is located in front of the stirring rod 7, the sludge contacts the first water pipe 10 after entering the inside of the additional cylinder 2, the water resources extracted by the water pump 12 are injected into the inside of the first water pipe 10 through the connecting pipe 11, and the extracted water resources are injected into the inside of the additional cylinder 2 through the high-pressure nozzle 15 on the second water pipe 25, so as to cut the sludge in the additional cylinder 2 by the high-pressure water flow, facilitate the subsequent stirring of the stirring rod 7, and guide the water flow by the arc-shaped drainage plate 6 on the top, so as to ensure the water flow in the inside of the additional cylinder 2, and form a blockage at the inlet of the additional cylinder 2 by the water flow, so as to reduce the possibility of the pollutants diffusing outward through the inlet.
[0028] Further, the inner wall of the additional cylinder 2 is fixedly installed with the inclined filter plate 8, the filter plate 8 is located between the stirring rod 7 and the suction pump 13, the second water pipe 25 is located between the stirring rod 7 and the filter plate 8, the top of the additional cylinder 2 is provided with the discharge port 5, the discharge port 5 is located above the second water pipe 25, the inner wall of the additional part 3 is provided with the U-shaped waste groove 19, the waste groove 19 is communicated with the additional cylinder 2 through the discharge port 5, the lower part of the side close to the suction pump 13 of the additional part 3 is symmetrically provided with the discharge port 20, the discharge port 20 is embedded with the cover plate 17, the cover plate 17 is used to control the opening and closing of the discharge port 20, the inner wall of the waste groove 19 is symmetrically installed with the two inclined guide plates 4 on the top, the inclined guide plates 4 are located above the discharge port 5, and the jet direction of the high-pressure nozzle 15 installed on the second water pipe 25 is horizontal to the filter plate 8.
[0029] Please refer to Figure 1 and Figure 4, when using, under the action of the suction pump 13, the sludge with garbage will pass through the stirring rod 7 and move towards the suction pump 13, solid-liquid separation is carried out on the sludge by the installed filter plate 8, part of the garbage with large volume will be blocked by the filter plate 8, at this time, the water resources extracted from the two sides of the additional cylinder 2 by the water pump 12 will be sprayed from the second water pipe 25 through the connecting pipe 11, the high-pressure water flow sprayed will reduce the water content and viscosity of the sludge, and push the garbage covered on the filter plate 8 to the direction of the discharge port 5, and then under the guidance of the inclined guide plate 4, the garbage is deposited on the inside of the waste tank 19, and then the garbage filtering is completed, and the problem that the suction pump 13 or the pipeline is blocked due to the garbage mixed with high viscosity sludge is prevented.
[0030] After the dredging is completed, by adjusting the digging arm, the additional cylinder 2 is kept inclined, and then the cover plate 17 is removed, the discharge port 20 is opened, and the garbage is slid out of the inside of the waste tank 19 from the discharge port 20.
[0031] Further, the inside of the additional part 3 is also provided with a storage tank 16, the storage tank 16 is located beside the waste tank 19, and the storage tank 16 is located directly below the installation groove 22, the bottom of the additional part 3 is provided with a sowing hole 21, and the sowing hole 21 is located directly below the storage tank 16.
[0032] Please refer to Figure 1 and Figure 3 Before dredging, part of the pretreated water grass seeds can be put into the inside of the storage tank 16 through the sowing hole 21, when using, the vibration generated by the operation of the motor 14, the water pump 12 and the suction pump 13 makes the water grass seeds gradually slide to the outside of the storage tank 16 through the sowing hole 21, and the aquatic plants are sowed while dredging, and the water bottom is repaired by the aquatic plants to further reduce the influence of dredging on water quality.
[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A dredging device for water conservancy and hydropower engineering dams, characterized by The utility model provides a suction dredging pump (13), the output end of suction dredging pump (13) is fixedly installed with additional cylinder (2) of sleeve joint, the port of additional cylinder (2) is fixedly installed with plugboard (9), and the bottom of additional cylinder (2) is fixedly installed with water pump (12) near suction dredging pump (13) side, the input end of water pump (12) is fixedly installed with measuring pipe (18), measuring pipe (18) extends to the left and right sides of additional cylinder (2), and the small hole is equally spaced on measuring pipe (18), the output end of water pump (12) is communicated with first water pipe (10) and second water pipe (25) through connecting pipe (11), connecting pipe (11) and first water pipe (10) and second water pipe (25) are all located below additional cylinder (2), and first water pipe (10) and second water pipe (25) are all equally spaced and installed with high pressure nozzle (15), the port of high pressure nozzle (15) extends to the inside of additional cylinder (2) after penetrating additional cylinder (2), and the outer wall of additional cylinder (2) is symmetrically installed with connecting plate (1) near suction dredging pump (13) side.
2. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 1, characterized in that The outer wall of additional cylinder (2) is fixedly installed with U-shaped additional part (3), the inner wall of additional part (3) is symmetrically provided with mounting groove (22), the inside of mounting groove (22) is fixedly installed with motor (14), the left and right sides of additional cylinder (2) are symmetrically provided with transmission hole (23), transmission hole (23) is located between suction dredging pump (13) and plugboard (9), and two transmission holes (23) are provided with stirring rod (7), stirring rod (7) is connected with the output end of motor (14), bearing (27) is fixedly installed in the inside of transmission hole (23), and bearing (27) is arranged on the both ends of stirring rod (7) with sleeve joint.
3. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 2, characterized in that The bottom of additional cylinder (2) is provided with two embedding grooves (26), and first water pipe (10) and second water pipe (25) are embedded in the inside of embedding groove (26), first water pipe (10) is located between stirring rod (7) and plugboard (9), and the inner wall of additional cylinder (2) is fixedly installed with drainage plate (6), drainage plate (6) is located directly above first water pipe (10), and the side of first water pipe (10) near suction dredging pump (13) is of arc structure.
4. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 3, characterized in that The inner wall of additional cylinder (2) is fixedly installed with inclined filter plate (8), filter plate (8) is located between stirring rod (7) and suction dredging pump (13), second water pipe (25) is located between stirring rod (7) and filter plate (8), the top of additional cylinder (2) is provided with discharge port (5), discharge port (5) is located above second water pipe (25), and U-shaped waste groove (19) is formed in the inner wall of additional part (3), and waste groove (19) is communicated with additional cylinder (2) through discharge port (5).
5. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 4, characterized in that The additional part (3) is symmetrically provided with a discharge port (20) near the lower part of one side of the suction pump (13), the discharge port (20) is internally provided with a cover plate (17), the cover plate (17) is used to control the opening and closing of the discharge port (20), the inner wall of the waste groove (19) is symmetrically provided with two inclined guide plates (4) on the top, the inclined guide plates (4) are located directly above the discharge port (5).
6. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 5, characterized in that The jetting direction of the high-pressure nozzle (15) installed on the second water pipe (25) is horizontal to the filter plate (8).
7. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 6, characterized in that A plurality of pipes are embedded in the single embedded groove (26), a plurality of perforations (24) are alternately and equidistantly provided on the inner wall of the embedded groove (26), and the high-pressure nozzle (15) extends to the inside of the additional cylinder (2) through the perforations (24).
8. The device for dredging treatment of a dam for a water conservancy and hydropower project according to claim 7, characterized in that The inside of the additional part (3) is also provided with a storage groove (16), the storage groove (16) is located beside the waste groove (19), and the storage groove (16) is located directly below the mounting groove (22), the bottom of the additional part (3) is provided with a sowing hole (21), and the sowing hole (21) is located directly below the storage groove (16). The jetting direction of the high-pressure nozzle (15) installed on the second water pipe (25) is horizontal to the filter plate (8). A plurality of pipes are embedded in the single embedded groove (26), a plurality of perforations (24) are alternately and equidistantly provided on the inner wall of the embedded groove (26), and the high-pressure nozzle (15) extends to the inside of the additional cylinder (2) through the perforations (24). The inside of the additional part (3) is also provided with a storage groove (16), the storage groove (16) is located beside the waste groove (19), and the storage groove (16) is located directly below the mounting groove (22), the bottom of the additional part (3) is provided with a sowing hole (21), and the sowing hole (21) is located directly below the storage groove (16).