CN215289977U

CN215289977U - Hydraulic steel dam of sand flushing system

Info

Publication number: CN215289977U
Application number: CN202121346588.8U
Authority: CN
Inventors: 李建锋
Original assignee: Hebei Zhengyu Water Conservancy Machinery Co ltd
Current assignee: Hebei Zhengyu Water Conservancy Machinery Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-24
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a towards hydraulic pressure steel dam of husky system, including the dam foundation, the dam foundation sets up to the echelonment along the rivers direction, the rotatable steel dam door that is provided with of high-order ladder upper surface on dam foundation, the articulated pneumatic cylinder that is connected with of low order ladder upper surface on dam foundation, the terminal articulated connection of piston of pneumatic cylinder is on the downstream direction back of the body surface of steel dam door, but vertical telescopic connection has towards the salmonella on the dam foundation upper surface of steel dam door upper reaches direction, it is provided with the joint groove to dismantle the joint cooperation on the steel dam door that corresponds towards the salmonella, the position department that runs through the steel dam door and correspond towards the salmonella is provided with towards husky passageway, towards the projection size of husky door on the steel dam door and be greater than towards the projection size of husky passageway on the steel dam door. The utility model discloses a set up the salmonella that dashes that can reciprocate for the control that can open and shut of the passageway of dashing sand realizes depositing washing away of silt and arranges the silt, avoids the water rotten influence water source environment.

Description

Hydraulic steel dam of sand flushing system

Technical Field

The utility model relates to a hydraulic equipment engineering technical field especially relates to a hydraulic pressure steel dam of sand washing system.

Background

The steel dam is also called a bottom shaft driving flap gate, is a novel gate which can realize bidirectional water retaining, flexible opening and closing, stepless adjustment of gate opening, convenient scheduling, engineering hiding, barrier-free flood prevention and navigation and improvement of river landscape, and is a major breakthrough on the design of a large-span gate; in the region river reach where water resources are deficient and silt siltation is serious and long-term water storage is required, sewage sediments are easily accumulated at the lower part of the water body to induce the conditions of water body deterioration and the like, adverse effects are seriously caused to the local river channel, and the conventional steel dam has no special sand flushing and sewage discharging device and cannot meet the requirement of periodic sewage discharging.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic pressure steel dam of sand washing system solves among the prior art problem that the river course stores up silt and can not in time the blowdown.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model discloses a hydraulic pressure steel dam of sand washing system, including the dam foundation, the dam foundation sets up to the echelonment along the rivers direction, and the upper reaches set up to high ladder, the rotatable steel dam door that is provided with of high ladder upper surface of dam foundation, the axis of rotation of steel dam door is perpendicular with the rivers direction, so that the steel dam door can open and shut and rotate along blocking the rivers direction; the upper surface of a low-step ladder of the dam foundation is hinged with a hydraulic cylinder, and the tail end of a piston of the hydraulic cylinder is hinged and connected to the downstream direction back surface of the steel dam door, so that the hydraulic cylinder drives the steel dam door to rotate to open and close; a sand flushing door can be vertically and telescopically connected to the upper surface of the dam foundation in the upstream direction of the steel dam door, a clamping groove is formed in the steel dam door corresponding to the position of the sand flushing door, and the shape of the sand flushing door is matched with that of the clamping groove, so that the sand flushing door is detachably clamped and matched with the clamping groove; a sand flushing channel is arranged at a position which penetrates through the steel dam door and corresponds to the sand flushing door, and the projection size of the sand flushing door on the steel dam door is larger than that of the sand flushing channel on the steel dam door, so that the sand flushing door can cover the sand flushing channel.

Furthermore, it sets up to vertical box structure to dash husky door, just dash the box-like opening of salmonella and be close to steel dam door sets up, corresponds dash the salmonella bottom be provided with on the dam basis and dash husky groove, dash the shape in husky groove with dash the cross section shape of salmonella and suit, so that dash the salmonella can in dash vertical flexible removal from top to bottom in the husky inslot.

Furthermore, the bottom of the sand flushing tank is fixedly connected with an air cylinder, and a piston end of the air cylinder is fixedly connected to the bottom end face of the sand flushing door, so that the air cylinder drives the sand flushing door to move up and down along the sand flushing tank.

Furthermore, towards the salmonella with joint groove interference fit to make towards the salmonella with joint groove can dismantle joint interference fit.

Further, the steel dam door is arranged in an arch shape, and the upstream direction is an arch-shaped direction.

Furthermore, the downstream side of the steel dam door is provided with a plurality of ribs in a protruding manner, and the ribs are arranged in a plurality along the horizontal direction of the steel dam door.

Furthermore, two of the close proximity horizontal fixedly connected with fixed axle between the muscle, coaxial rotatable cover is equipped with the sleeve on the fixed axle, sleeve circumference surface fixed connection in on the piston tip of pneumatic cylinder.

Furthermore, a sealing water stopping structure is fixedly connected to the steel dam door between the steel dam door and the dam foundation and/or the dam foundation.

Furthermore, the upper surface of the dam foundation on one side of the upstream side of the steel dam door is obliquely arranged, and the height of the position, close to the rushing-out door, of the dam foundation is smaller than the height of the position, far away from the rushing-out door, of the dam foundation.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the hydraulic steel dam of the sand flushing system realizes the rapid discharge of silt accumulated in a river channel by arranging the sand flushing channel on the steel dam door; the opening and closing of the sand flushing channel are realized by arranging the telescopic sand flushing door, so that the sand flushing process can be selectively controlled; through the interference joint of the sand flushing door and the joint groove, the sand flushing channel is sealed when the sand flushing door is closed, so that the integral sand flushing and sealing effects of the hydraulic steel dam are ensured, and the influence of a large amount of sediment in a river channel on water quality is avoided.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

Fig. 1 is a schematic perspective view of a hydraulic steel dam of a sand flushing system according to the present invention;

fig. 2 is another schematic perspective view of the hydraulic steel dam of the sand flushing system of the present invention;

fig. 3 is a schematic rear view of the hydraulic steel dam of the sand flushing system of the present invention;

fig. 4 is a schematic side view of the hydraulic steel dam of the sand flushing system of the present invention;

FIG. 5 is a schematic cross-sectional view taken at A-A in FIG. 4;

fig. 6 is a schematic view of the three-dimensional structure of the hydraulic steel dam of the sand flushing system without the flushing door of the utility model;

fig. 7 is a partially enlarged structural view of a portion B in fig. 6.

Description of reference numerals: 1. a dam foundation; 101. a sand washing groove; 2. a steel dam door; 201. a rib; 202. a clamping groove; 203. a sand flushing channel; 3. flushing the salmonella; 4. a fixed shaft; 5. a door hinge base; 6. a hydraulic cylinder; 7. a sleeve; 8. and a cylinder.

Detailed Description

As shown in fig. 1 to 7, a hydraulic steel dam of a sand flushing system comprises a dam foundation 1, wherein the dam foundation 1 is arranged to be a ladder shape along a water flow direction, an upstream is arranged to be a high ladder, a downstream is arranged to be a low ladder, the upper surface of the high ladder of the dam foundation 1 is fixedly connected with a plurality of door hinge seats 5 perpendicular to the water flow direction, and a steel dam door 2 is rotatably connected to the door hinge seats 5, so that the steel dam door 2 can be opened and closed and rotated along the water flow direction under the action of the door hinge seats 5, a hydraulic cylinder 6 is hinged to the upper surface of the low ladder of the dam foundation 1, the direction of a hinge rotation shaft of the hydraulic cylinder 6 is perpendicular to the water flow direction, and the tail end of a piston of the hydraulic cylinder 6 is hinged to the back surface of the steel dam door 2, so that the hydraulic cylinder 6 can drive the steel dam door 2 to rotate to open and close.

Specifically, steel dam door 2 sets up to the arch shape, and the upstream direction is the direction of arch hunch-up, 2 downstream side of steel dam door are outstanding to be provided with muscle 201, muscle 201 sets up to a plurality ofly along 2 horizontal direction of steel dam door, and horizontal fixedly connected with fixed axle 4 between two muscle 201 of next-door neighbour, here fixed axle 4 can set up to a plurality ofly, and coaxial rotatable cover is equipped with sleeve 7 on every fixed axle 4, sleeve 7 circumference surface fixed connection is on the piston tip of pneumatic cylinder 6, it is provided with a plurality of pneumatic cylinders 6 to correspond a plurality of fixed axles 4, so that a plurality of pneumatic cylinders 6 drive steel dam door 2's rotation simultaneously, provide more even motive power for steel dam door 2's rotation.

Specifically, the steel dam gate 2 and/or the dam foundation 1 between the steel dam gate 2 and the dam foundation 1 are/is fixedly connected with a sealing water stop structure, wherein the sealing water stop structure can be sealant or sealing plastic, so that the steel dam gate 2 and the dam foundation 1 are in sealing fit, and water flow is prevented from flowing away along a gap between the steel dam gate 2 and the dam foundation 1.

The hydraulic steel dam of the sand flushing system of the embodiment realizes the releasing and blocking of water flow by arranging the hydraulic cylinder 6 to drive the rotatable steel dam door 2, not only strengthens the strength of the steel dam door 2 by arranging the plurality of ribs 201 on the steel dam door 2, but also provides the installation position of the hinged fixing shaft 4, and ensures the hinged connection of the hydraulic cylinder 6.

Specifically, the upper surface of the dam foundation 1 in the upstream direction of the steel dam door 2 can be vertically and telescopically connected with the sand flushing door 3, the sand flushing door 3 can be in any shape, such as a plate shape, a box shape, a block shape and the like, the preferable sand flushing door 3 is of a vertically arranged box-shaped structure, a box-shaped opening of the sand flushing door 3 is arranged close to the steel dam door 2, a sand flushing groove 101 is arranged on the dam foundation 1 corresponding to the bottom of the sand flushing door 3, and the shape of the sand flushing groove 101 is matched with the cross section shape of the sand flushing door 3, so that the sand flushing door 3 can vertically and telescopically move along the sand flushing groove 101; specifically, the bottom of the sand flushing groove 101 is fixedly connected with the cylinder 8, and the piston end of the cylinder 8 is fixedly connected to the bottom end face of the sand flushing door 3, so that the cylinder 8 drives the sand flushing door 3 to move up and down along the sand flushing groove 101.

Specifically, a clamping groove 202 is formed in the steel dam door 2 corresponding to the sand flushing door 3, the sand flushing door 3 is matched with the clamping groove 202 in shape, so that the sand flushing door 3 is detachably clamped and matched with the clamping groove 202, when the sand flushing door 3 is located at a preset protruding position, the steel dam door 2 is rotated, the sand flushing door 3 is clamped and matched with the clamping groove 202 in the steel dam door 2, and the sand flushing door 3 and the clamping groove 202 are preferably in interference fit, so that water flow is prevented from passing through a gap between the sand flushing door 3 and the clamping groove 202 after the sand flushing door 3 is clamped into the clamping groove 202; a sand flushing channel 203 is arranged at a position penetrating through the steel dam door 2 and corresponding to the sand flushing door 3, and the projection size of the sand flushing door 3 on the steel dam door 2 is larger than that of the sand flushing channel 203 on the steel dam door 2, so that the sand flushing door 3 can cover the sand flushing channel 203, and the sand flushing channel 203 is closed.

The hydraulic steel dam of the sand flushing system of the embodiment realizes the closing of the sand flushing channel 203 by the sand flushing door 3 through the interference clamping fit of the sand flushing door 3 and the clamping groove 202, and the sand flushing door 3 is driven by the cylinder 8 to move up and down along the sand flushing groove 101, so that the opening and closing control of the sand flushing door 3 is realized.

Specifically, the slope of dam foundation 1 upper surface on one side of the upper reaches of steel dam door 2 sets up, and is concrete for dam foundation 1 is close to highly being less than the position height that highly is away from towards salmonella 3 of dam foundation 1 towards the position department of salmonella 3, and here dam foundation 1 perpendicular to water flow direction cross-sectional shape of 2 upper reaches of steel dam door is the structure of falling trapezium, so that the silt of 2 upper reaches ends of steel dam door deposits in the position department of towards husky door 3, so that when opening towards husky passageway 203, more easily realize the washing away of sediment silt.

When the hydraulic steel dam of the sand flushing system is used, the hydraulic steel dam is pushed by the hydraulic cylinder 6, so that the steel dam door 2 rotates, and water flow can flow away and be blocked; when the water flow is blocked and the sand does not need to be discharged, the air cylinder 8 is started to push the sand flushing door 3 to a preset position, the hydraulic cylinder 6 is started to push the steel dam door 2 to a vertical position, interference clamping of the sand flushing door 3 and the clamping groove 202 is realized, the sand flushing door 3 is enabled to completely close the sand flushing channel 203, and the water flow and the sand are prevented from flowing away; when water needs to be drained completely, the air cylinder 8 is started to recover the sand flushing door 3 into the sand flushing tank 101, and the hydraulic cylinder 6 is started to pull the steel dam door 2 to be opened, so that all-directional water drainage of water flow is realized; when the sand needs to be discharged, the air cylinder 8 is started to recover the sand flushing door 3 into the sand flushing groove 101, the hydraulic cylinder 6 is started to push the steel dam door 2 to a vertical position, so that the steel dam door 2 blocks water flow, the sand flushing door 3 is opened, deposited silt flows away from the sand flushing channel 203 in the water flow flushing process, and the sand flushing process is realized.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a hydraulic pressure steel dam of sand washing system which characterized in that: the dam comprises a dam foundation, wherein the dam foundation is arranged into a step shape along the water flow direction, the upstream of the dam foundation is arranged into a high step, a steel dam door can be rotatably arranged on the upper surface of the high step of the dam foundation, and the rotating axis of the steel dam door is vertical to the water flow direction, so that the steel dam door can be opened, closed and rotated along the water flow blocking direction; the upper surface of a low-step ladder of the dam foundation is hinged with a hydraulic cylinder, and the tail end of a piston of the hydraulic cylinder is hinged and connected to the downstream direction back surface of the steel dam door, so that the hydraulic cylinder drives the steel dam door to rotate to open and close; a sand flushing door can be vertically and telescopically connected to the upper surface of the dam foundation in the upstream direction of the steel dam door, a clamping groove is formed in the steel dam door corresponding to the position of the sand flushing door, and the shape of the sand flushing door is matched with that of the clamping groove, so that the sand flushing door is detachably clamped and matched with the clamping groove; a sand flushing channel is arranged at a position which penetrates through the steel dam door and corresponds to the sand flushing door, and the projection size of the sand flushing door on the steel dam door is larger than that of the sand flushing channel on the steel dam door, so that the sand flushing door can cover the sand flushing channel.

2. The hydraulic steel dam of a sand flushing system as claimed in claim 1, wherein: towards the salmonella and set up to vertical box structure, just the box-like opening that dashes the salmonella is close to steel dam door sets up, corresponds towards the salmonella bottom be provided with on the dam basis and dash the husky groove, dash the shape in husky groove with dash the cross section shape of salmonella and suit, so that dash the salmonella can in dash vertical flexible removal from top to bottom in the husky inslot.

3. The hydraulic steel dam of a sand flushing system as claimed in claim 2, wherein: the sand washing tank is characterized in that the bottom of the sand washing tank is fixedly connected with an air cylinder, and a piston end of the air cylinder is fixedly connected to the bottom end face of the sand washing door, so that the air cylinder drives the sand washing door to move up and down along the sand washing tank.

4. The hydraulic steel dam of a sand flushing system as claimed in claim 3, wherein: the punching door is in interference fit with the clamping groove, so that the punching door is in detachable clamping interference fit with the clamping groove.

5. The hydraulic steel dam of a sand flushing system as claimed in claim 1, wherein: the steel dam door is set to be in an arch shape, and the upstream direction is an arch arching direction.

6. The hydraulic steel dam of a sand flushing system as claimed in claim 5, wherein: the steel dam door downstream side is outstanding to be provided with the muscle, just the muscle is followed steel dam door horizontal direction sets up to a plurality ofly.

7. The hydraulic steel dam of a sand flushing system as claimed in claim 6, wherein: the two adjacent ribs are horizontally and fixedly connected with a fixing shaft, a sleeve is coaxially and rotatably sleeved on the fixing shaft, and the circumferential outer surface of the sleeve is fixedly connected to the tail end of a piston of the hydraulic cylinder.

8. The hydraulic steel dam of a sand flushing system as claimed in claim 1, wherein: and a sealing water stopping structure is fixedly connected to the steel dam door between the steel dam door and the dam foundation and/or the dam foundation.

9. The hydraulic steel dam of a sand flushing system according to any one of claims 1-8, wherein: the upper surface of the dam foundation on one side of the upstream of the steel dam door is obliquely arranged, and the height of the position, close to the rushing-out door, of the dam foundation is smaller than the height of the position, far away from the rushing-out door, of the dam foundation.