CN212153521U

CN212153521U - Power station dredging device

Info

Publication number: CN212153521U
Application number: CN202020663058.5U
Authority: CN
Inventors: 李振涌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-15
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a power station dredging device, including the desilting ship, the front side screw thread of desilting ship is fixed with the dredge pump, the mud inlet intercommunication of dredge pump is fixed with into mud pipe, the mud outlet intercommunication of dredge pump is fixed with the L venturi tube, the top fixed mounting of desilting ship has the L shaped plate, the top of desilting ship is equipped with electric telescopic handle, the fixed cover of L shaped plate is established on electric telescopic handle, electric telescopic handle's output shaft end fixed mounting has small-size lifting machine, the top of small-size lifting machine and the top inner wall slidable mounting of L shaped plate, the below of small-size lifting machine is equipped with back the shaped plate, the top thread fastening of returning the shaped plate has the baffle, the bottom fixed connection of the flexible steel cable on the top of baffle and the small-size lifting machine. The utility model discloses simple structure, convenient operation, the automatic quick debris with on the riverbed of being convenient for clear up and collect, practiced thrift a large amount of manpowers and time, are favorable to using.

Description

Power station dredging device

Technical Field

The utility model relates to a desilting equipment technical field especially relates to a power station desilting device.

Background

After the hydropower station is built, because the downstream river channel of a dam area is subjected to flood discharge scouring and elutriation damage for many times and the influence of various hydraulic structures and terrains can cause a large amount of siltation of the tail water channel and the downstream river channel, the tail water level of power generation is raised, and the output condition of a unit is influenced, aiming at the conditions, the management of tail water dredging engineering is enhanced, the tail water level of power generation is controlled, and the power generation efficiency is improved, the existing hydropower station dredging device is mainly composed of a dredging ship, a mud pump, a mud inlet pipe, a mud outlet pipe and the like, and the mud pump pumps the mud on a riverbed to the dredging ship through the mud inlet pipe;

however, although the existing dredging boat for the hydropower station dredging device can clean sludge, the existing dredging boat is not convenient for cleaning sundries (such as rotten wood, wreckage and the like) at the bottom of a riverbed, the traditional mode is manual salvage cleaning, and the manual cleaning mode consumes a large amount of manpower and cannot meet the use requirements, so that the hydropower station dredging device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hydropower station dredging device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dredging device for a hydropower station comprises a dredging boat, a mud pump is fixed on the front side of the dredging boat through threads, a mud inlet of the mud pump is communicated and fixed with a mud inlet pipe, a mud outlet of the mud pump is communicated and fixed with an L-shaped pipe, an L-shaped plate is fixedly mounted at the top of the dredging boat, an electric telescopic rod is arranged above the dredging boat, the L-shaped plate is fixedly sleeved on the electric telescopic rod, a small elevator is fixedly mounted at the end part of an output shaft of the electric telescopic rod, the top of the small elevator and the top inner wall of the L-shaped plate are slidably mounted, a return-shaped plate is arranged below the small elevator, a baffle is fixedly arranged on the top of the return-shaped plate through threads, the top of the baffle is fixedly connected with the bottom end of a flexible steel rope on the small elevator, a connecting box with the bottom arranged for an opening is fixedly mounted at the bottom of the return-, the screw rod is rotatably installed between the top of the fixed block and the inner wall of the top of the connecting box, a limiting block is fixedly sleeved on the screw rod, a U-shaped plate is sleeved on the screw rod in a threaded manner, four vertical rods are fixedly installed between the top of the fixed block and the inner wall of the top of the connecting box, the U-shaped plate is slidably sleeved on the four vertical rods, obliquely arranged connecting plates are hinged to two sides of the bottom of the U-shaped plate, the bottom of each connecting plate extends to the lower part of the connecting box and is hinged with a moving plate, the two connecting plates are symmetrically arranged, connecting blocks are fixedly installed at the tops of the sides, close to each other, of the two moving plates, grooves are respectively formed in two sides of the fixed block, one sides, close to each other, of the two connecting blocks respectively extend into the corresponding grooves and are fixedly installed at one ends, a plurality of sharp blocks are fixedly mounted on one side, close to each other, of each of the two moving blocks, the same driving motor is fixedly mounted between the inner wall of the front side and the inner wall of the rear side of the return-shaped plate, and the top end of the screw rod extends into the return-shaped plate and is fixedly connected with the bottom end of an output shaft of the driving motor.

Preferably, the inner wall of the top of the connecting box and the top of the fixing block are both fixedly provided with a sealing bearing, and the inner ring of the sealing bearing is fixedly sleeved with the outer side of the screw rod.

Preferably, two balls are embedded on four sides of the connecting block, and the balls are in rolling contact with the inner walls of the corresponding grooves.

Preferably, four circular holes are formed in the inner wall of the top of the U-shaped plate, and the inner walls of the circular holes are connected with the outer sides of the corresponding vertical rods in a sliding mode.

Preferably, the top of the L-shaped plate is fixedly provided with a T-shaped sliding rail, the top of the small elevator is provided with a T-shaped sliding groove, the two sides of the T-shaped sliding groove are both provided with openings, and the T-shaped sliding rail is connected with the T-shaped sliding groove in a sliding mode.

Preferably, two thread grooves are formed in the top of the return-shaped plate, T-shaped bolts are sleeved in the thread grooves, the tops of the T-shaped bolts extend to the upper portion of the baffle plate, the baffle plate is sleeved on the two T-shaped bolts in a threaded mode, a sealing gasket is embedded in the bottom of the baffle plate, and the bottom of the sealing gasket is in movable contact with the top of the return-shaped plate.

Preferably, the inner wall of one side of the return-shaped plate is fixedly provided with a storage battery, the inner wall of the other side of the return-shaped plate is fixedly provided with a wireless remote control switch and a single chip microcomputer, the wireless remote control switch is electrically connected with the single chip microcomputer, the single chip microcomputer is electrically connected with a driving motor, the driving motor and the single chip microcomputer are both electrically connected with the storage battery through wires, and the wireless remote control switch is matched with an external remote controller.

Preferably, the inner wall of the top of the U-shaped plate is provided with a threaded hole, and the threaded hole is in threaded connection with the screw.

Compared with the prior art, the beneficial effects of the utility model are that:

when the device is used and sundries on a riverbed need to be cleaned, the small elevator is started in a forward direction to put the connecting box to a proper position at the bottom of the riverbed through the flexible steel rope, the sundries are positioned between the two moving blocks, the driving motor is started in the forward direction to drive the screw to rotate, the screw rotates to drive the U-shaped plate to slide downwards on the four vertical rods and extrude the two connecting plates, the connecting plates drive the connecting blocks to compress the springs through the corresponding moving plates, the moving plates drive the corresponding moving blocks to move, and the two moving blocks respectively drive the corresponding sharp blocks to move towards the directions close to each other and clamp and fix the sundries, after that, the small elevator is reversely started to upwards pull the connecting box through the flexible steel rope, the connecting box drives the sundries to move upwards, when the electric telescopic handle is reversely started to enable the sundries to move to the top of the dredging ship through the small elevator, the driving motor is reversely started to enable the moving plate to drive the corresponding moving block to move towards the direction far away from the sundries, the moving block drives the corresponding sharp block to move, and the sundries drop on the dredging ship.

The utility model discloses simple structure, convenient operation, the automatic quick debris with on the riverbed of being convenient for clear up and collect, practiced thrift a large amount of manpowers and time, are favorable to using.

Drawings

Fig. 1 is a schematic structural view of a hydropower station dredging device provided by the utility model;

fig. 2 is a schematic sectional structure view of a portion a in fig. 1.

In the figure: the device comprises a dredging boat 1, an electric telescopic rod 2, a small hoister 3, a return plate 4, a baffle 5, a connecting box 6, a fixing block 7, a screw rod 8, a U-shaped plate 9, a vertical rod 10, a connecting plate 11, a moving plate 12, a connecting block 13, a groove 14, a spring 15, a moving block 16, a pointed block 17 and a driving motor 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a hydropower station dredging device comprises a dredging boat 1, a mud pump is fixed on the front side of the dredging boat 1 through screw threads, a mud inlet of the mud pump is communicated and fixed with a mud inlet pipe, a mud outlet of the mud pump is communicated and fixed with an L-shaped pipe, an L-shaped plate is fixedly installed on the top of the dredging boat 1, an electric telescopic rod 2 is arranged above the dredging boat 1, the L-shaped plate is fixedly sleeved on the electric telescopic rod 2, a small elevator 3 is fixedly installed at the end part of an output shaft of the electric telescopic rod 2, the top of the small elevator 3 is slidably installed with the inner wall of the top of the L-shaped plate, a return-shaped plate 4 is arranged below the small elevator 3, a baffle 5 is fixed on the top of the return-shaped plate 4 through screw threads, the top of the baffle 5 is fixedly connected with the bottom end of a flexible steel rope on the small elevator 3, a connecting box 6 with an opening at the bottom is fixedly installed at the bottom of the return-shaped plate 4, the top of the fixed block 7 and the inner wall of the top of the connecting box 6 are rotatably provided with the same screw 8, the screw 8 is fixedly sleeved with a limiting block, the screw 8 is sleeved with a U-shaped plate 9 in a threaded manner, four vertical rods 10 are fixedly arranged between the top of the fixed block 7 and the inner wall of the top of the connecting box 6, the U-shaped plate 9 is slidably sleeved on the four vertical rods 10, two sides of the bottom of the U-shaped plate 9 are respectively hinged with a connecting plate 11 which is obliquely arranged, the bottom of the connecting plate 11 extends to the lower part of the connecting box 6 and is hinged with a movable plate 12, the two connecting plates 11 are symmetrically arranged, the tops of the two movable plates 12 close to each other are respectively and fixedly provided with a connecting block 13, two sides of the fixed block 7 are respectively provided with a groove 14, one side of each connecting block 13 close to each other extends into the corresponding groove 14 and, the utility model discloses simple structure, convenient operation, the automatic quick debris with the riverbed of being convenient for clear up and collect, practiced thrift a large amount of manpowers and time, be favorable to using, two movable plates 12 equal fixed mounting in one side bottom that are close to each other have movable block 16, and the equal fixed mounting in one side that two movable blocks 16 are close to each other has a plurality of sharp pieces 17, returns between front side inner wall and the rear side inner wall of shape board 4 fixed mounting have same driving motor 18, the top of screw rod 8 extend to return in the shape board 4 and with driving motor 18's output shaft bottom fixed connection, the utility model discloses simple structure, convenient operation, the automatic quick.

In the utility model, the inner wall of the top of the connecting box 6 and the top of the fixed block 7 are both fixedly provided with a sealing bearing, the inner ring of the sealing bearing is fixedly sleeved with the outer side of the screw rod 8, four sides of the connecting block 13 are all embedded with two balls which are in rolling contact with the inner wall of the corresponding groove 14, the inner wall of the top of the U-shaped plate 9 is provided with four circular holes, the inner wall of the circular hole is in sliding connection with the outer side of the corresponding vertical rod 10, the top of the L-shaped plate is fixedly provided with a T-shaped slide rail, the top of the small-sized elevator 3 is provided with a T-shaped slide groove with two sides both of which are provided with openings, the T-shaped slide rail is in sliding connection with the T-shaped slide groove, the top of the clip-shaped plate 4 is provided with two thread grooves, the thread grooves are sleeved with T-shaped, sealed bottom and the top movable contact who returns shape board 4 of filling up, fixed mounting has the battery on returning one side inner wall of shape board 4, fixed mounting has wireless remote switch and singlechip on returning the opposite side inner wall of shape board 4, wireless remote switch and singlechip electric connection, singlechip and 18 electric connection of driving motor, driving motor 18 and singlechip are all through wire and battery electric connection, and wireless remote switch matches and is provided with external remote controller, set up threaded hole on the top inner wall of U-shaped board 9, threaded hole and 8 threaded connection of screw rod, the utility model discloses simple structure, convenient operation, the automatic quick debris with the riverbed of being convenient for clear up and collect, practiced thrift a large amount of manpowers and time, are favorable to using.

The working principle is as follows: when the device is used, the position of sundries is surveyed manually, when the sundries on the riverbed need to be cleaned, the connecting box 6 is placed at a proper position at the bottom of the riverbed by the small-sized elevator 3 which is started in the forward direction through the flexible steel rope, the sundries are located between the two movable blocks 16 at the moment, the single chip microcomputer is controlled by an external remote controller to start the driving motor 18 in the forward direction, the driving motor 18 drives the screw rod 8 to rotate, under the action of a threaded hole formed in the U-shaped plate 9, the screw rod 8 rotates to drive the U-shaped plate 9 to move downwards, the U-shaped plate 9 slides downwards on the four vertical rods 10, the U-shaped plate 9 extrudes the two connecting plates 11 in the moving process, under the action of extrusion force, the connecting plates 11 move and rotate, the connecting plates 11 drive the corresponding movable plates 12 to move, the two movable plates 12, the connecting block 13 drives the corresponding eight balls to roll on the inner wall of the groove 14, the connecting block 13 compresses the corresponding spring 15 in the moving process, the moving plate 12 drives the corresponding moving block 16 to move, the two moving blocks 16 respectively drive the corresponding sharp block 17 to move towards the mutually approaching direction and clamp and fix the sundries, then the small elevator 3 is reversely started to pull the connecting box 6 upwards through the flexible steel rope, the connecting box 6 drives the sundries to move upwards to a proper position, the small elevator 3 is stopped, the electric telescopic rod 2 is reversely started to drive the small elevator 3 to move leftwards, the small elevator 3 drives the sundries to move through the connecting box 6, when the sundries move to the upper part of the dredging ship 1, the driving motor 18 is reversely started to drive the screw 8 to rotate, the screw 8 rotates to drive the U-shaped plate 9 to move upwards, the U-shaped plate 9 loosens the extrusion force on the two connecting plates 13 in the moving, at the moment, the springs 15 are reset in a compressed state, the elastic force of the springs 15 drives the corresponding connecting blocks 13 to move, the connecting blocks 13 drive the corresponding moving plates 12 to move, the moving plates 12 drive the corresponding moving blocks 16 to move, the moving blocks 16 drive the corresponding sharp blocks 17 to move, and sundries fall onto the dredging ship 1;

when the driving motor 18 is damaged and needs to be maintained, the T-shaped bolt is rotated reversely, the T-shaped bolt is separated from the corresponding thread groove, the baffle 5 can be taken down from the clip plate 4, and the driving motor 18 can be maintained.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A dredging device for a hydropower station comprises a dredging ship (1), wherein a mud pump is fixedly arranged on the front side of the dredging ship (1) through threads, a mud inlet of the mud pump is communicated and is fixedly provided with a mud inlet pipe, a mud outlet of the mud pump is communicated and is fixedly provided with an L-shaped pipe, an L-shaped plate is fixedly arranged at the top of the dredging ship (1), an electric telescopic rod (2) is arranged above the dredging ship (1), the L-shaped plate is fixedly sleeved on the electric telescopic rod (2), a small elevator (3) is fixedly arranged at the end part of an output shaft of the electric telescopic rod (2), the top of the small elevator (3) is slidably arranged with the inner wall of the top of the L-shaped plate, the dredging device is characterized in that a return-shaped plate (4) is arranged below the small elevator (3), a baffle (5) is fixedly arranged on the top thread of the return-shaped plate (4), and the top of the baffle (5) is fixedly connected with, a connecting box (6) with an opening arranged at the bottom is fixedly arranged at the bottom of the return-shaped plate (4), a same fixed block (7) is fixedly arranged between the inner wall of the front side and the inner wall of the rear side of the connecting box (6), a same screw rod (8) is rotatably arranged between the top of the fixed block (7) and the inner wall of the top of the connecting box (6), a limit block is fixedly sleeved on the screw rod (8), a U-shaped plate (9) is sleeved on the screw rod (8) in a threaded manner, four vertical rods (10) are fixedly arranged between the top of the fixed block (7) and the inner wall of the top of the connecting box (6), the U-shaped plate (9) is sleeved on the four vertical rods (10) in a sliding manner, connecting plates (11) which are obliquely arranged are hinged to both sides of the bottom of the U-shaped plate (9), the bottom of the connecting plates (, the equal fixed mounting in one side top that two movable plates (12) are close to each other has connecting block (13), recess (14) are all seted up to the both sides of fixed block (7), one side that two connecting blocks (13) are close to each other extends to in recess (14) that correspond respectively and the one end of fixed mounting a plurality of springs (15), its open-ended one side inner wall fixed connection is kept away from with recess (14) that correspond to the other end of spring (15), the equal fixed mounting in one side bottom that two movable plates (12) are close to each other has movable block (16), the equal fixed mounting in one side that two movable blocks (16) are close to each other has a plurality of sharp pieces (17), fixed mounting has same driving motor (18) between the front side inner wall of return plate (4) and the rear side inner wall, the top of screw rod (8) extend to in return plate (4) and with driving motor (18) output.

2. The hydropower station dredging device according to claim 1, wherein the inner wall of the top of the connecting box (6) and the top of the fixing block (7) are both fixedly provided with a sealing bearing, and the inner ring of the sealing bearing is fixedly sleeved with the outer side of the screw rod (8).

3. A hydropower station dredging device according to claim 1, wherein two balls are embedded on four sides of the connecting block (13), and the balls are in rolling contact with the inner wall of the corresponding groove (14).

4. The hydropower station dredging device according to claim 1, wherein four circular holes are formed in the inner wall of the top of the U-shaped plate (9), and the inner walls of the circular holes are slidably connected with the outer sides of the corresponding vertical rods (10).

5. The hydropower station dredging device according to claim 1, wherein a T-shaped sliding rail is fixedly mounted at the top of the L-shaped plate, a T-shaped sliding groove with openings at both sides is formed at the top of the small-sized hoisting machine (3), and the T-shaped sliding rail is slidably connected with the T-shaped sliding groove.

6. The hydropower station dredging device according to claim 1, wherein two thread grooves are formed in the top of the return plate (4), T-shaped bolts are sleeved in the thread grooves, the tops of the T-shaped bolts extend to the upper side of the baffle plate (5), the baffle plate (5) is sleeved on the two T-shaped bolts in a threaded manner, a sealing gasket is embedded in the bottom of the baffle plate (5), and the bottom of the sealing gasket is in movable contact with the top of the return plate (4).

7. The hydropower station dredging device according to claim 1, wherein a storage battery is fixedly mounted on an inner wall of one side of the return-shaped plate (4), a wireless remote control switch and a single chip microcomputer are fixedly mounted on an inner wall of the other side of the return-shaped plate (4), the wireless remote control switch is electrically connected with the single chip microcomputer, the single chip microcomputer is electrically connected with the driving motor (18), the driving motor (18) and the single chip microcomputer are both electrically connected with the storage battery through wires, and an external remote controller is arranged on the wireless remote control switch in a matching manner.

8. The hydropower station dredging device according to claim 1, wherein the inner wall of the top of the U-shaped plate (9) is provided with a threaded hole, and the threaded hole is in threaded connection with the screw rod (8).