CN215518652U

CN215518652U - Dredging device for water conservancy and hydropower dam

Info

Publication number: CN215518652U
Application number: CN202121308949.XU
Authority: CN
Inventors: 杨锦; 李阳芷; 钟燕; 黄海华
Original assignee: Hunan Zhongkai Construction Engineering Co ltd
Current assignee: Hunan Zhongkai Construction Engineering Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-14
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a dredging device for a water conservancy and hydropower dam, which comprises a rotary cylinder and a dredging mechanism, wherein the rotary cylinder is arranged on the rotary cylinder; a rotating shaft is arranged in the middle of the rotating cylinder, a cross arm is connected to one side of the rotating shaft, and a dredging mechanism is arranged on one side of the cross arm; the dredging mechanism comprises a mounting seat, an inner cavity groove is formed in the middle of the mounting seat, a driving motor is arranged in the middle of the inner cavity groove, a rotating shaft is arranged on the driving motor, and spiral blades are arranged on the peripheral surface of the rotating shaft.

Description

Dredging device for water conservancy and hydropower dam

Technical Field

The utility model relates to the technical field of hydraulic engineering mechanical equipment, in particular to a dredging device for a water conservancy and hydropower dam.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harmful substances and benefiting benefits, and is also called water engineering. Water is a valuable resource essential for human production and life, but the naturally-occurring state of water does not completely meet the needs of people. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. A representative form of a retaining structure is called a dam. It can be divided into earth dam, gravity dam, concrete face rockfill dam and arch dam. The main damming building in dam type hydropower station is also called barrage. The function of the device is to raise the water level of a river to form an upstream regulating reservoir. The height of the dam depends on the terrain of a junction, geological conditions, submergence range, population migration, the relationship between upstream and downstream cascade hydropower stations, kinetic energy indexes and the like.

If publication number is CN210597428U, the name is "a water conservancy water and electricity is quick desilting device for dam", the utility model patent that the authorization bulletin day is 20200522, it includes the frame, the walking wheel, the desilting shovel, the shale shaker, silt storehouse and garbage bin, four walking wheels set up respectively at the both ends of axletree, the axletree passes through the axle bed to be installed on the frame mainboard, the high slope in low back sets up the front end at the frame before the desilting shovel, the entry of shale shaker is connected in the top exit linkage of desilting shovel, the low slope in high back before the shale shaker sets up, the entry in garbage bin is communicated in the export of shale shaker, silt storehouse and garbage bin set up on the upper surface of frame mainboard, be provided with the desilting pump that even has output pipeline in the silt storehouse, the silt storehouse is located the below of shale shaker, the front end of shale shaker articulates on the extension board of silt storehouse top through preceding round pin axle, the shale shaker is connected to the frame through the vibrating component. Water conservancy water and electricity dam is with quick desilting device, can be fast effectual separates the back clearance to dam bottom grit and rubbish mixed sediment.

The disadvantages of the prior art including the above patent are that the cleaned sludge cannot be cleared out of the riverbed, so that the sludge can be deposited in the riverbed again, which is not beneficial to the collection of the sludge and influences the normal work of the hydroelectric dam.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dredging device for a water conservancy and hydropower dam, wherein a driving motor drives a spiral blade to rotate relatively to guide sludge into a collecting mechanism for collection, and a sludge shoveling pipe drives the sludge at the bottom of the dam from the initial position of the sludge shoveling pipe along the moving direction of a rotary cylinder so as to scrape the sludge at the bottom of the dam.

In order to achieve the purpose, the utility model adopts the following technical scheme: a dredging device for a water conservancy and hydropower dam comprises a rotary cylinder and a dredging mechanism; a rotating shaft is arranged in the middle of the rotating cylinder, a cross arm is connected to one side of the rotating shaft, and a dredging mechanism is arranged on one side of the cross arm; the dredging mechanism comprises a mounting seat, an inner cavity groove is formed in the middle of the mounting seat, a driving motor is arranged in the middle of the inner cavity groove, a rotating shaft is arranged on the driving motor, spiral blades are arranged on the upper peripheral surface of the rotating shaft, and the driving motor drives the spiral blades to rotate relatively; mud shoveling pipes are arranged on one side of the bottom end of the mounting seat in an array mode and are communicated with the inner cavity groove;

as a further description of the above technical solution:

the driving motor is symmetrically provided with partition plates on two sides, and diversion trenches are arranged on the outer sides of the partition plates.

As a further description of the above technical solution:

the collecting mechanism comprises a collecting barrel, a guide pipe is arranged at the lower end of the collecting barrel, and the guide pipe is communicated with a guide groove arranged in the inner cavity groove.

As a further description of the above technical solution:

the collecting cylinder lower extreme left and right sides symmetry is provided with the connecting pipe, and the connecting pipe one end of keeping away from the collecting cylinder is provided with takes out dirty pump.

As a further description of the above technical solution:

the upper end of the sewage pumping pump is fixedly connected with an external pipe, and the sewage pumping pump is fixed on the guide pipe.

As a further description of the above technical solution:

and one end of the cross arm, which is far away from the dredging mechanism, is provided with a connecting rod, and a winch frame is fixedly connected to the middle part of the connecting rod.

As a further description of the above technical solution:

the winch frame is characterized in that a winch shaft is arranged in the middle of the winch frame, and a rope is wound in the middle of the winch shaft.

As a further description of the above technical solution:

one side of the winch frame is fixedly connected with a servo motor, and the servo motor drives the winch shaft.

As a further description of the above technical solution:

the circumferential surface of the rotary cylinder is provided with anti-skid teeth in an array mode, and the anti-skid teeth are arc-shaped parts.

The utility model provides a dredging device for a water conservancy and hydropower dam, which has the following beneficial effects:

1. according to the utility model, the external equipment drives the rotary cylinder to move in the riverbed, the rotary cylinder drives the dredging mechanism connected with the cross arm, the mud shoveling pipe arranged at the bottom end of the mounting seat in the dredging mechanism shovels mud into the inner cavity groove, the driving motor drives the spiral blades to rotate relatively to guide the mud into the collecting mechanism for collection, and the mud shoveling pipe drives the mud at the bottom of the dam from the initial position of the mud shoveling pipe along the moving direction of the rotary cylinder so as to scrape the mud at the bottom of the dam.

2. According to the utility model, the sand-stone and sludge mixed sludge is scooped up and lifted by the sludge shoveling pipe and sent into the collecting cylinder, the sand-stone and sludge mixed sludge is provided with the connecting pipe at the lower end of the collecting cylinder, and the end of the connecting pipe far away from the collecting cylinder is provided with the sludge pumping pump which is used for conveying fluid sludge to the dredging ship through the external connecting pipe, so that the conveyed sludge can be conveniently collected.

3. According to the utility model, the winch shaft is driven by the servo motor arranged on one side of the winch frame, so that the rotating cylinder drawn by the rope drives the dredging mechanism to move, the dredging mechanism in the riverbed can conveniently carry out dredging operation, sludge can be efficiently removed, the sludge is prevented from being accumulated in the riverbed in the dam, the sludge collection is facilitated, the normal work of the hydroelectric dam is ensured, and the device is convenient and efficient.

Drawings

FIG. 1 is a schematic structural view of a dredging device for a water conservancy and hydropower dam according to the present invention;

FIG. 2 is an enlarged view of a in FIG. 1 according to the present invention;

FIG. 3 is a schematic structural diagram of the dredging mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the collecting mechanism of the present invention

Illustration of the drawings:

1. a rotary drum; 11. anti-slip teeth; 2. a rotating shaft; 21. a connecting rod; 22. a capstan frame; 23. a capstan shaft; 24. a servo motor; 25. a rope; 3. a cross arm; 4. a dredging mechanism; 41. a mounting seat; 42. an inner cavity groove; 43. a drive motor; 44. a partition plate; 45. a rotating shaft; 46. helical leaves; 47. shoveling a mud pipe; 5. a collection mechanism; 51. a collection canister; 52. a conduit; 53. a diversion trench; 54. a sewage pumping pump; 55. a connecting pipe; 56. and (4) an external connecting pipe.

Detailed Description

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

Referring to fig. 1-4, a dredging device for a water conservancy and hydropower dam comprises a rotary cylinder 1 and a dredging mechanism 4; a rotating shaft 2 is arranged in the middle of the rotating cylinder 1, a cross arm 3 is connected to one side of the rotating shaft 2, and a dredging mechanism 4 is arranged on one side of the cross arm 3; the dredging mechanism 4 comprises a mounting seat 41, an inner cavity groove 42 is formed in the middle of the mounting seat 41, a driving motor 43 is arranged in the middle of the inner cavity groove 42, a rotating shaft 45 is arranged on the driving motor 43, spiral blades 46 are arranged on the upper peripheral surface of the rotating shaft 45, and the driving motor 43 drives the spiral blades 46 to rotate relatively; mud shoveling pipes 47 are arranged on one side of the bottom end of the mounting seat 41 in an array mode, and the mud shoveling pipes 47 are communicated with the inner cavity groove 42;

the rotating cylinder 1 is driven by external equipment to move in a riverbed, the rotating cylinder 1 drives the dredging mechanism 4 connected with the cross arm 3, a mud shoveling pipe 47 arranged at the bottom end of a mounting seat 41 in the dredging mechanism 4 shovels mud into an inner cavity groove 42, a driving motor 43 drives a spiral blade 46 to rotate relatively to guide the mud into a collecting mechanism 5 for collection, and the mud shoveling pipe 47 drives the mud at the bottom of the dam from the initial position of the mud shoveling pipe 47 along the moving direction of the rotating cylinder 1 so as to scrape the mud at the bottom of the dam;

partition plates 44 are symmetrically arranged on two sides of the driving motor 43, and diversion trenches 53 are arranged on the outer sides of the partition plates 44;

the sludge is guided into the collecting cylinder 51 through two guide grooves 53 arranged on the partition plate 44, so that the sludge is convenient to collect;

the collecting mechanism 5 comprises a collecting cylinder 51, a guide pipe 52 is arranged at the lower end of the collecting cylinder 51, and the guide pipe 52 is communicated with a flow guide groove 53 arranged in the inner cavity groove 42;

connecting pipes 55 are symmetrically arranged at the left side and the right side of the lower end of the collecting cylinder 51, and a sewage pump 54 is arranged at one end, far away from the collecting cylinder 51, of each connecting pipe 55;

the upper end of the sewage pumping pump 54 is fixedly connected with an external connecting pipe 56, and the sewage pumping pump 54 is fixed on the guide pipe 52;

the sand and silt mixed sludge is scooped up and lifted by the mud shoveling pipe 47 and is sent into the collecting cylinder 51, the sand and silt mixed sludge is provided with a connecting pipe 55 at the lower end of the collecting cylinder 51, and one end of the connecting pipe 55 far away from the collecting cylinder 51 is provided with a sewage pumping pump 54, and the sewage pumping pump 54 conveys fluid silt to a dredging boat through an external connecting pipe 56, so that the conveyed silt is collected conveniently;

one end of the cross arm 3, which is far away from the dredging mechanism 4, is provided with a connecting rod 21, and a winch frame 22 is fixedly connected to the middle part of the connecting rod 21;

a winch shaft 23 is arranged in the middle of the winch frame 22, and a rope 25 is wound in the middle of the winch shaft 23;

one side of the winch frame 22 is fixedly connected with a servo motor 24, and the servo motor 24 drives a winch shaft 23;

the peripheral surface of the rotating cylinder 1 is provided with anti-skid teeth 11 in an array mode, and the anti-skid teeth 11 are distributed in an arc shape;

the servo motor 24 through setting up of winch frame 22 one side drives winch axle 23 for the rotatory section of thick bamboo 1 that rope 25 was pull drives the motion of desilting mechanism 4, and the desilting mechanism 4 of this device in the riverbed of being convenient for removes silt work, not only can high-efficiently detach silt, prevents that silt from piling up in the riverbed in the dam, does benefit to the collection of silt, guarantees that the water and electricity dam normally works, and is convenient high-efficient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A dredging device for a water conservancy and hydropower dam is characterized by comprising a rotary cylinder (1) and a dredging mechanism (4);

a rotating shaft (2) is arranged in the middle of the rotating cylinder (1), a cross arm (3) is connected to one side of the rotating shaft (2), and a dredging mechanism (4) is arranged on one side of the cross arm (3);

the dredging mechanism (4) comprises a mounting seat (41), an inner cavity groove (42) is formed in the middle of the mounting seat (41), a driving motor (43) is arranged in the middle of the inner cavity groove (42), a rotating shaft (45) is arranged on the driving motor (43), spiral blades (46) are arranged on the upper peripheral surface of the rotating shaft (45), and the driving motor (43) drives the spiral blades (46) to rotate relatively; and mud shoveling pipes (47) are arranged on one side of the bottom end of the mounting seat (41) in an array mode, and the mud shoveling pipes (47) are communicated with the inner cavity groove (42).

2. The dredging device for the water conservancy and hydropower dam according to claim 1, wherein the driving motor (43) is symmetrically provided with partition plates (44) at two sides, and diversion trenches (53) are arranged at the outer sides of the partition plates (44).

3. A dredging device for water conservancy and hydropower dams according to claim 1, further comprising a collecting mechanism (5), wherein the collecting mechanism (5) comprises a collecting cylinder (51), a guide pipe (52) is arranged at the lower end of the collecting cylinder (51), and the guide pipe (52) is communicated with a guide groove (53) arranged in the inner cavity groove (42).

4. A dredging device for water conservancy and hydropower dams according to claim 3, wherein the collecting cylinder (51) is symmetrically provided with connecting pipes (55) at the left and right sides of the lower end, and one end of each connecting pipe (55) far away from the collecting cylinder (51) is provided with a sewage pump (54).

5. A dredging device for water conservancy and hydropower dams according to claim 4, wherein an external pipe (56) is fixedly connected to the upper end of the sewage pump (54), and the sewage pump (54) is fixed on the guide pipe (52).

6. The dredging device for the water conservancy and hydropower dam according to claim 1, wherein a connecting rod (21) is arranged at one end of the cross arm (3) far away from the dredging mechanism (4), and a winch frame (22) is fixedly connected to the middle of the connecting rod (21).

7. A dredging device for water conservancy and hydropower dams according to claim 6, wherein a winch shaft (23) is arranged in the middle of the winch frame (22), and a rope (25) is wound in the middle of the winch shaft (23).

8. A dredging device for water conservancy and hydropower dams according to claim 6, wherein a servo motor (24) is fixedly connected to one side of the winch frame (22), and the servo motor (24) drives the winch shaft (23).

9. The dredging device for water conservancy and hydropower dam according to claim 1, wherein the circumferential surface of the rotary cylinder (1) is provided with anti-slip teeth (11) in an array manner, and the anti-slip teeth (11) are arc-shaped branches.