CN111535386A - An underwater decontamination device for water conservancy projects - Google Patents

Abstract

The invention discloses an underwater decontamination device for water conservancy projects, which relates to the field of water conservancy projects. The guide plate transports the silt into the outer branch pipe, the inner rotating shaft drives the helical blade to rotate to complete the lifting of the silt, the transmission mechanism includes a pulley, a driven wheel and a gear 1, and the side of the moving wheel is fixedly connected There is a pulley, the support frame is supported with a driven wheel and a gear one, a transmission belt for connecting the two is arranged between the pulley and the driven wheel, and a gear two is fixed on the side of the round drum. , the gear 1 and the gear 2 are meshed and connected. The advantage of this transmission mode is that the clockwise rotation of the moving wheel drives the circular drum to rotate slowly counterclockwise, thereby realizing the gradual and sequential dredging work. The silt is completely reduced while the disturbance is reduced.

Description

An underwater decontamination device for water conservancy projects

technical field

The invention relates to the technical field of hydraulic engineering, in particular to an underwater decontamination device for hydraulic engineering.

Background technique

Desilting work is an important part of water conservancy projects, but most of the existing dredging methods are to stir the water flow to make the sludge dissolve in the water. This method has some disadvantages. It will re-precipitate after a certain period of time, and the sediment dissolved in the water will cause greater wear and tear on the equipment during power generation. Therefore, an underwater decontamination device for water conservancy projects is now provided, which provides a new direct sludge removal device. While solving the above problems, the cleared silt can be reused for planting fertile soil after certain treatment.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an underwater decontamination device for water conservancy projects to solve the problems raised in the above background technology.

To achieve the above object, the present invention provides the following technical solutions:

An underwater decontamination device for water conservancy projects, including a carrier vessel for carrying the overall structure of the device, the carrier vessel is provided with a collection bin for storing silt, the bottom of the collection bin is inclined and the lowest inner height is provided with a silo. The screw rod is also provided with a cleaning mechanism and a conveying mechanism;

The cleaning mechanism includes a support frame on which a plurality of moving wheels are arranged, and a plurality of insertion rods are evenly distributed on the outside of the moving wheels, a circular drum is movably arranged in the supporting frame, and a circular drum is arranged outside the circular drum. At least one silt collection bucket, the height of the lowest point when the silt collection bucket is at the bottom corresponds to the position of the lowest point of the insertion rod, the inner side of the opening of the silt collection bucket is also hinged with a movable plate, and a a transmission mechanism communicating with the moving wheel and the circular drum;

A guide plate for communication is arranged between the cleaning mechanism and the conveying mechanism, the guide plate is inclined and its upper end is located below the opening of the silt collecting bucket;

The conveying mechanism includes an outer branch pipe, an inner rotating shaft and a spiral plate, the guide plate is connected to the outer branch pipe, the outer branch pipe is fixedly connected with the support frame, and an inner rotating shaft is movably arranged in the inner rotating shaft. There are spiral sheets evenly distributed on the rotating shaft;

A rotating gear ring is rotatably arranged inside the carrier vessel, the outer branch pipe is arranged in the rotating gear ring and the two are screwed together, and a drive mechanism for driving the rotating gear ring to rotate is also provided;

The outer branch pipe includes several sections, and a threaded joint is arranged between each two sections of the outer branch pipe, and a limited motion cavity is set on the side thereof. The two ends of the two springs are respectively fixedly connected to the outer branch pipe and the push plate, and a toggle block is fixedly arranged on the side of the stop rod;

The inner rotating shaft includes an upper shaft and a lower shaft, a cavity is formed at the lower end of the upper shaft, two linkage rods are arranged in the cavity, a clamping slot is formed at the upper end of the lower shaft, and the lower end of the linkage rod extends A clamping plate is hinged at the end of the clamping groove, a threaded hole is opened on the side of the upper shaft, a push rod is threadedly connected in the threaded hole, and the push rod is located at one end of the cavity Contact and connection with the upper end of the linkage rod, the middle parts of the two linkage rods are hinged on the upper shaft, and the position of the two linkage rods below the hinge point is provided with a spring one for connecting the two, the spring one is an extension spring;

The carrying vessel is provided with a fixed frame and a power source, a lifting mechanism for connecting the two is arranged between the power source and the fixed frame, and a drive shaft is drivingly connected to the power source, and the drive The end of the shaft away from the power source is provided with a cross head, and the uppermost end of the inner rotating shaft is provided with a corresponding cross groove.

As a further solution of the present invention: the power source is a drive motor.

As a further solution of the present invention, the driving mechanism includes a fixed electric motor, a driving wheel is drivingly connected to the electric motor, and the driving wheel is meshed and connected with the rotating gear ring.

As a further solution of the present invention: the lifting mechanism is a hydraulic lifting mechanism.

As a further solution of the present invention: the inner rotating shaft is a hollow structure.

As a further solution of the present invention: the silt collecting hopper is square.

As a further solution of the present invention, a guide block is provided on the upper end of the inner rotating shaft, and the side surface of the guide block extends outward.

As a further solution of the present invention: the transmission mechanism includes a pulley, a driven wheel and a first gear, a pulley is fixedly connected to the side of the moving wheel, and an integral structure driven wheel and a first gear are supported on the support frame, so A transmission belt for connecting the two is arranged between the pulley and the driven wheel, a second gear is fixedly arranged on the side of the circular drum, and the first gear and the second gear are meshed and connected.

Compared with the prior art, the beneficial effects of the present invention are:

The silt collection bucket is driven to rotate by the rotation of the circular drum. During this process, the silt collection bucket performs the dredging work and transports the silt into the outer branch pipe through the guide plate, and the inner rotating shaft drives the silt collector. The helical blade rotates to complete the lifting of the sludge. The inner rotating shaft is a hollow structure, which can save materials and reduce costs while reducing weight. The upper end of the inner rotating shaft is provided with a guide block, and the side of the guide block extends to the outside. Can play the role of guidance / occlusion;

The transmission mechanism includes a pulley, a driven wheel and a gear 1. The side of the moving wheel is fixedly connected with a pulley. The support frame is supported with an integral structure driven wheel and a gear 1. The pulley and the driven wheel are provided. There is a transmission belt between them for connecting the two, the side of the circular drum is fixed with a gear 2, and the gear 1 and the gear 2 are meshed and connected. The circular drum is driven to rotate slowly counterclockwise, so that the dredging work can be carried out gradually and sequentially, and the disturbance can be reduced while the dredging is thorough;

By arranging several insertion rods on the outside of the moving wheel, the moving wheel can be easily inserted into the silt layer and stop on the original soil layer of the water bottom. The position of the lowest point of the insertion rod corresponds to the position, so that the damage to the original soil layer on the bottom can be prevented while the dredging is complete;

There is also a movable baffle, and its hinge position makes its outward deflection angle limited, which can play a guiding role when it is discharged without affecting the feeding of the silt hopper;

Both the inner rotating shaft and the outer branch pipe are provided with a connecting structure, which can be adjusted according to the actual situation. After the adjustment is completed, continuous dredging work is performed, which has a wide application range and is convenient to use.

Description of drawings

FIG. 1 is a schematic structural diagram of the underwater decontamination device for a water conservancy project of the present invention.

Fig. 2 is a partial enlarged structural schematic diagram of part A in the underwater decontamination device of the water conservancy project of the present invention.

FIG. 3 is a schematic three-dimensional structural diagram of an inner rotating shaft in the underwater decontamination device for a water conservancy project of the present invention.

4 is a schematic top view of the structure of a guide plate in the underwater decontamination device for a water conservancy project of the present invention.

FIG. 5 is a schematic diagram of the connection structure of the outer branch pipe 10 in the underwater decontamination device for a water conservancy project of the present invention.

FIG. 6 is a schematic diagram of the connection structure of the inner rotating shaft in the underwater decontamination device of the water conservancy project of the present invention.

In the picture: 1-carrying vessel, 2-collecting bin, 3-screw rod, 4-moving wheel, 5-insertion rod, 6-support frame, 7-silt collecting bucket, 8-movable plate, 9-guide plate, 10-External branch pipe, 11-Inner shaft, 12-Spiral plate, 13-Motor, 14-Rotary gear ring, 15-Drive gear, 16-Guide block, 17-Power source, 18-Clamping plate, 19-Linkage Rod, 20-spring one, 21-push rod, 22-spring two, 23-push plate, 24-stop lever, 25-toggle block.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. In the description of the present invention, it should be understood that the terms "up", "lower", "front "," "back", "left", "right", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only In order to facilitate the description of the present invention and simplify the description, it is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Please refer to FIGS. 1-6 , this embodiment provides an underwater decontamination device for water conservancy projects, including a carrier vessel 1 for carrying the overall structure of the device, and a collection bin 2 for storing sludge is arranged on the carrier vessel 1 , the bottom of the collection bin 2 is inclined and the inner height is the lowest with a screw rod 3, so as to facilitate rapid discharge, and a cleaning mechanism and a conveying mechanism are also provided;

The cleaning mechanism includes a support frame 6, a plurality of moving wheels 4 are arranged on the support frame 6, and a plurality of insertion rods 5 are evenly distributed on the outside of the moving wheel 4, and a circular drum is movably arranged in the support frame 6, so The outer side of the circular drum is provided with at least one silt collecting bucket 7, the height of the lowest point when the silt collecting bucket 7 is located at the bottom corresponds to the position of the lowest point of the insertion rod 5, and the inner side of the opening of the silt collecting bucket 7 A movable plate 8 is also hinged, and a transmission mechanism for connecting the moving wheel 4 and the circular drum is also provided;

A guide plate 9 for communication is provided between the cleaning mechanism and the conveying mechanism. The guide plate 9 is arranged obliquely and its upper end is located below the opening of the silt collecting bucket 7;

The conveying mechanism includes an outer branch pipe 10, an inner rotating shaft 11 and a helical sheet 12, the guide plate 9 is connected to the outer branch pipe 10, and the outer branch pipe 10 is fixedly connected with the support frame 6 and is movably arranged therein. There is an inner rotating shaft 11, and the inner rotating shaft 11 is evenly distributed with helical sheets 12;

Considering the problems of different water depths and lowering of the device, the carrier vessel 1 is provided with a rotating gear ring 14 in rotation, and the outer branch pipe 10 is arranged in the rotating gear ring 14 and the two are screwed together. The driving mechanism for driving the rotating gear ring 14 to rotate, so that the lowering of the outer branch pipe 10 can be realized;

Correspondingly, the outer branch pipe 10 and the inner rotating shaft 11 should have the ability to change the length, please refer to FIG. 5 and FIG. 6 , the outer branch pipe 10 includes several sections, and a thread is arranged between each two sections of the outer branch pipe 10 The joint is provided with a limited motion cavity on its side, and the upper end of the limited motion cavity is provided with a limited motion rod 24, a second spring 22 and a push plate 23, and the two ends of the second spring 22 are fixedly connected to the outer branch pipe 10 and the push plate respectively. 23, a toggle block 25 is fixed on the side of the restraining rod 24. After the two sections of the outer branch pipe 10 are threadedly connected, the upper end of the restraining rod 24 is now inserted into the restraining cavity and then inserted into the restraining cavity. It is pushed upwards, so that its lower end enters the restraining cavity. At this time, under the action of the second spring 22 and the push plate 23, the restraining rod 24 will not be able to escape from the restraining cavity, thereby acting as a The function of restricting the relative rotation of the two sections of the outer branch pipes 10 makes the connection between the outer support rods stable and reliable;

The inner rotating shaft 11 includes an upper shaft and a lower shaft. The lower end of the upper shaft is provided with a cavity, and two linkage rods 19 are arranged in the cavity. The upper end of the lower shaft is provided with a clamping slot, and the linkage rod The lower end of 19 extends to the snap groove and the end is hinged with the snap plate 18, the upper shaft is provided with a threaded hole on the side, and the push rod 21 is threadedly connected to the threaded hole and the push rod 21 is located at the One end of the cavity is in contact with the upper end of the linkage rod 19, the middle of the two linkage rods 19 is hinged on the upper shaft, and the positions of the two linkage rods 19 below the hinge point are provided for connecting the two. The spring one 20 of the other, the spring one 20 is a tension spring, under the action of the spring one 20, the two clamping plates 18 are in a close state, and the upper shaft and the lower shaft can be docked. At this time, The clamping plate 18 is located at the clamping groove, and the two clamping plates 18 can be separated by tightening the push rod 21 to achieve the purpose of clamping the upper shaft and the lower shaft. The spiral pieces 12 outside the inner rotating shaft 11 can achieve good butt joint;

The carrier vessel 1 is provided with a fixed frame and a power source 17, a lifting mechanism for connecting the two is arranged between the power source 17 and the fixed frame, and a drive is connected to the power source 17. The end of the drive shaft away from the power source 17 is provided with a cross head, and the uppermost end of the inner rotating shaft 11 is provided with a corresponding cross groove, which is driven by the cooperation of the cross head and the cross groove. The connection structure of the inner rotating shaft 11 and the outer branch pipe 10 is connected and driven.

Specifically, the power source 17 is a drive motor.

Specifically, the driving mechanism includes a fixed electric motor 13 , and a driving wheel 15 is drivingly linked to the electric motor 13 , and the driving wheel 15 is engaged with the rotating gear ring 14 .

Specifically, the selection of the lifting mechanism is not limited. As an example, in this embodiment, the lifting mechanism is a hydraulic lifting mechanism.

Specifically, the inner rotating shaft 11 is a hollow structure, which can save materials and reduce costs while reducing weight.

Specifically, the shape of the sludge collecting bucket 7 is not limited. As an example, in this embodiment, the sludge collecting bucket 7 is square.

Specifically, a guide block 16 is provided on the upper end of the inner rotating shaft 11 , and the side surface of the guide block 12 extends outward to play a guiding/shielding role.

The working principle of this embodiment:

The silt collection bucket 7 is driven to rotate by the rotation of the circular drum. During this process, the silt collection bucket 7 performs dredging work and transports the silt into the outer branch pipe 10 through the guide plate 9 . The inner rotating shaft 11 drives the helical blade 12 to rotate to complete the lifting of the sludge.

Example 2

On the basis of Embodiment 1, the transmission mechanism includes a pulley, a driven wheel and a gear 1, the side of the moving wheel 4 is fixedly connected with a pulley, and the support frame 6 is supported with an integral structure driven wheel and a gear 1. , between the pulley and the driven pulley, there is a transmission belt for connecting the two, a gear 2 is fixed on the side of the round drum, and the gear 1 and the gear 2 are meshed and connected. The advantages of this transmission method The clockwise rotation of the moving wheel 4 drives the circular drum to rotate slowly counterclockwise, so as to realize the dredging work gradually and sequentially, and reduce the disturbance while dredging thoroughly.

It should be noted in particular that although this specification is described in terms of embodiments, not every embodiment only includes an independent technical solution. This description in the description is only for the sake of clarity, and those skilled in the art should take the description as As a whole, the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art. The above-mentioned embodiments only express the preferred implementations of the technical solutions, and the descriptions thereof are more specific and detailed. , but it should not be construed as a limitation on the patent scope of this technical solution. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications, improvements and substitutions can be made, which all belong to the protection scope of the present technical solution.

Claims (8)

1. An underwater decontamination device for water conservancy projects, characterized in that it includes a carrier vessel (1) for carrying the overall structure of the device, and a collection bin (2) for storing sludge is provided on the carrier vessel (1). , the bottom of the collection bin (2) is inclined and provided with a screw rod (3) at the lowest inner height, and a cleaning mechanism and a conveying mechanism are also provided; The cleaning mechanism comprises a support frame (6), a plurality of moving wheels (4) are arranged on the support frame (6), and a plurality of insertion rods (5) are evenly distributed on the outside of the moving wheel (4). A round drum is movably arranged in the frame (6), and at least one silt collecting bucket (7) is arranged on the outside of the round drum. ) corresponding to the position of the lowest point, the inner side of the opening of the silt collecting bucket (7) is also hinged with a movable plate (8), and a transmission mechanism for connecting the moving wheel (4) and the circular drum is also provided; A guide plate (9) for communication is provided between the cleaning mechanism and the conveying mechanism, the guide plate (9) is inclined and its upper end is located below the opening of the silt collecting bucket (7); The conveying mechanism comprises an outer branch pipe (10), an inner rotating shaft (11) and a helical sheet (12), the guide plate (9) is communicated into the outer branch pipe (10), and the outer branch pipe (10) and The support frame (6) is fixedly connected and is movably provided with an inner rotating shaft (11), and the inner rotating shaft (11) is evenly provided with spiral sheets (12); The carrier vessel (1) is internally provided with a rotating gear ring (14), the outer branch pipe (10) is arranged in the rotating gear ring (14), and the two are screwed together. The drive mechanism for the rotation of the ring gear (14); The outer branch pipe (10) includes several sections, a threaded joint is arranged between each two sections of the outer branch pipe (10), and a limited motion cavity is provided on the side thereof, and a motion limited rod (24) is provided at the upper end of the motion limited cavity. ), a second spring (22) and a push plate (23), the two ends of the second spring (22) are fixedly connected to the outer branch pipe (10) and the push plate (23), respectively, and the limit rod (24) A toggle block (25) is fixedly arranged on the side; The inner rotating shaft (11) includes an upper shaft and a lower shaft, a cavity is formed at the lower end of the upper shaft, two linkage rods (19) are arranged in the cavity, and a clamping slot is formed at the upper end of the lower shaft, The lower end of the linkage rod (19) extends to the clamping slot, and the end of the linkage rod (19) is hinged with a clamping plate (18). A threaded hole is formed on the side of the upper shaft, and a push rod (18) is threadedly connected to the threaded hole. 21) and the end of the push rod (21) located in the cavity is in contact with the upper end of the linkage rod (19), and the middle of the two linkage rods (19) is hinged on the upper shaft and the two The position of the linkage rod (19) below the hinge point is provided with a spring one (20) for connecting the two, and the spring one (20) is an extension spring; The carrier vessel (1) is provided with a fixed frame and a power source (17), a lifting mechanism for connecting the two is arranged between the power source (17) and the fixed frame, the power source (17) A drive shaft is drivably connected to the top, the end of the drive shaft away from the power source (17) is provided with a cross head, and the uppermost end of the inner rotating shaft (11) is provided with a corresponding cross groove. 2 . The underwater decontamination device for water conservancy projects according to claim 1 , wherein the power source ( 17 ) is a drive motor. 3 . 3. The underwater decontamination device for water conservancy projects according to claim 2, wherein the driving mechanism comprises a fixed motor (13), and a driving wheel (15) is connected to the motor (13), so The driving wheel (15) is meshed with the rotating gear ring (14). 4 . The underwater decontamination device for water conservancy projects according to claim 1 , wherein the lifting mechanism is a hydraulic lifting mechanism. 5 . 5 . The underwater decontamination device for water conservancy projects according to claim 4 , wherein the inner rotating shaft ( 11 ) is a hollow structure. 6 . 6 . The underwater decontamination device for water conservancy projects according to claim 5 , wherein the silt collecting hopper ( 7 ) is square. 7 . 7 . The underwater decontamination device for water conservancy projects according to claim 1 , wherein a guide block ( 16 ) is provided on the upper end of the inner rotating shaft ( 11 ), and the side of the guide block ( 12 ) extends outward. 8 . 8. The underwater decontamination device for water conservancy projects according to claim 7, characterized in that the transmission mechanism comprises a pulley, a driven pulley and a gear 1, and a pulley is fixedly connected to the side of the moving wheel (4). The supporting frame (6) is supported with an integral structure driven wheel and a first gear, a transmission belt for connecting the two is arranged between the pulley and the driven wheel, and a second gear is fixed on the side of the circular drum. The first gear and the second gear are meshed and connected.

Images