CN110552330A - river channel gate with layered water taking function and working method thereof - Google Patents
river channel gate with layered water taking function and working method thereof Download PDFInfo
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- CN110552330A CN110552330A CN201910988958.9A CN201910988958A CN110552330A CN 110552330 A CN110552330 A CN 110552330A CN 201910988958 A CN201910988958 A CN 201910988958A CN 110552330 A CN110552330 A CN 110552330A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 356
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 230000007306 turnover Effects 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 66
- 229910052742 iron Inorganic materials 0.000 claims description 33
- 230000000694 effects Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000002352 surface water Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 148
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000008239 natural water Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/04—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/04—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates
- E02B8/045—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates automatically movable
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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Abstract
a river course gate with function of taking water hierarchically and its work method, the gate includes the step-like structure and arranges along the direction of water flow that several layers of platforms form, the platform inside below the uppermost layer is the hollow structure, every hollow structure top covers and turns over the board, turn over the board and connect with correspondent platform rotation; a water storage barrel with an open top is arranged in each hollow structure; a piston is arranged in the middle of each water storage barrel, and the top of each piston is provided with a jacking head for jacking and rotating the turnover plate; both sides of the bottom of each water storage barrel are respectively connected with a water inlet pipeline and a water outlet pipeline, and liquid level control valves are respectively arranged in the water inlet pipeline and the water outlet pipeline; the bottom of the water storage barrel of the bottommost platform is further provided with an underground pipeline, a water inlet of the underground pipeline is communicated with a water inlet of the water inlet pipeline, and an electric valve is arranged inside the underground pipeline. The turning plate 3 can rotate up and down according to the water level through the liquid level control valve, and layered water taking and surface water taking of the river channel gate can be realized by utilizing the water passing inside or at the top of the river channel gate.
Description
Technical Field
the invention relates to the field of hydraulic engineering equipment, in particular to a novel gate structure for hydraulic engineering, namely a river course gate with a layered water taking function and a working method thereof.
Background
the construction of the hydro-junction engineering brings obvious influence on the environments of reservoir areas and downstream riverways. The reservoir is formed, so that the original natural river channel with high flow speed and uniform water temperature is changed into a relatively static large-scale water body, the vertical water temperature of the water body in the reservoir area is distributed in a jump layer manner under the influence of solar radiation, convection mixing and heat transmission, and the water temperature of the water body at the bottom layer is lower than the natural water temperature. The traditional single-layer water taking mode can cause the phenomenon that the temperature of discharged water of the reservoir is lower than the natural water temperature of a river channel in summer and higher than the natural water temperature of the river channel in winter, and the low-temperature water discharged from the reservoir has obvious adverse effect on the propagation and growth of aquatic organisms in a downstream river channel.
At present, surface-layer warm water is strictly required to be taken for agricultural irrigation in some agricultural irrigation projects so as to improve the crop yield, and the common gate cannot meet the functional requirement.
Disclosure of Invention
In view of the above-mentioned need of taking water layer by layer at present, the present invention aims to provide a river gate capable of taking water layer by layer and a working method thereof.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
A river course gate with a layered water taking function is characterized by comprising a step-shaped structure formed by a plurality of layers of platforms and arranged along the direction of water flow, wherein the interior of the platform below the uppermost layer is of a hollow structure, the top of each hollow structure is covered with a turning plate, and the turning plates are rotatably connected with the corresponding platforms; a water storage barrel with an open top is arranged at the middle position in each hollow structure; a piston is arranged in the middle of each water storage barrel, and the top of each piston is provided with a jacking head for jacking and rotating the turnover plate; both sides of the bottom of each water storage barrel are respectively connected with a water inlet pipeline and a water outlet pipeline, and liquid level control valves are respectively arranged in the water inlet pipeline and the water outlet pipeline; the bottom of the water storage barrel of the bottommost platform is further provided with an underground pipeline, a water inlet of the underground pipeline is communicated with a water inlet of the water inlet pipeline, and an electric valve is arranged inside the underground pipeline.
Preferably, the top and the lower part of the inner wall of the water storage barrel are respectively provided with a limiting iron block to prevent the piston from sliding out of the water storage barrel upwards or sliding downwards to block the water inlet and outlet pipelines.
Preferably, the top of the platform is provided with a limiting iron block for limiting the turnover plate to be turned over excessively, so that the maximum turning angle of the turnover plate is 90 degrees.
preferably, the water inlet pipeline is a circular pipe, the liquid level control valve at the position of the water inlet pipeline comprises a fan-shaped expansion plate and a floating ball, the fan-shaped expansion plate is formed by hinging a plurality of fan-shaped plates at one point, and the fan-shaped expansion plate can form a circular baffle matched with the cross section of the circular pipe after being completely unfolded by taking the hinging point as the circle center; the number of the floating balls is two, the floating balls are respectively connected with the two fan-shaped plates on the outermost side of the fan-shaped expansion plate through ropes, and the floating balls drive the fan-shaped plates on the outermost side through the change of water level so as to enable the fan-shaped expansion plate to contract or expand.
Preferably, the outlet pipe is a square pipe, the liquid level control valve at the outlet pipe comprises a square baffle, a limiting frame and a floating ball, the square baffle is matched with the cross section of the square pipe, a port for the direction baffle to slide is formed in the top of the square pipe, the floating ball is connected with the top of the square baffle through a rope, and the limiting frame is located at the top of the square pipe to limit the direction baffle.
Preferably, the top of the rope in the liquid level control valve of the lower platform is equal to the height of the upper platform in a straightened state.
preferably, the platform hollow structure is provided with two water storage barrels and two turning plates, and the two turning plates form the horizontal part of the platform.
the working method of the river channel gate with the layered water taking function is characterized in that the gate is in a step shape formed by three layers of platforms, namely a gate body I layer at the bottom, a gate body II layer at the middle part and a gate body III layer at the top, and the working method comprises the following steps:
the method comprises the following steps: when water enters, the water level reaches the height of the layer I of the gate body; the ropes in the liquid level control valves on the first layer and the second layer of the gate body are in a loose state, the water inlet pipeline on the first layer of the gate body is in an open state, the water outlet pipeline is in a closed state, and the electric valve is started to open the underground pipeline; the water inlet pipeline of the gate body layer II is in an open state, and the water outlet pipeline is in a closed state;
water enters the interior of the gate body through a water inlet pipeline on the layer I of the gate body, then the water is divided into two parts, one part of water flow enters the water storage barrel along the water inlet pipeline, the part of water is gradually increased in the water storage barrel to push the piston to move upwards to the position of the limiting iron block, and the turning plate on the layer I of the gate body is in an open state; the other part of water flows into the underground pipeline, and the part of water flows are discharged through an outlet of the underground pipeline, so that the first layer of water can be taken;
Step two: when water enters, the water level reaches the height of the second layer of the gate body; the ropes in the liquid level control valves on the first layer and the second layer of the gate body are in a loose state, the water inlet pipeline on the first layer of the gate body is in an open state, the water outlet pipeline is in a closed state, and the electric valve is started to close the underground pipeline; the water inlet pipeline of the gate body layer II is in an open state, and the water outlet pipeline is in a closed state;
water flow enters the water storage barrel along the water inlet pipeline on the layer I of the gate body, the water amount in the water storage barrel is gradually increased, the piston vertically moves upwards to the position of the limiting iron block, and the turning plate on the layer I of the gate body is in a fully opened state; because the water outlet pipeline and the underground pipeline on the layer I of the gate body are in a closed state, the bottom of the layer I of the gate body cannot be used for water, and water flows out from a hollow area opened by the turning plate on the layer I of the gate body, so that the water in a second layer can be taken;
Step three: when water enters, the water level reaches the height of a gate III layer; the rope on the layer I of the brake body is in a straightening state, the floating ball on the water inlet pipeline on the layer I of the brake body pulls the fan-shaped expansion plate to be completely unfolded, and the water inlet pipeline on the layer I of the brake body is closed; a floating ball at the water outlet pipeline of the layer I of the gate body pulls the square baffle plate to move upwards to the inside of the limiting frame, and the water outlet pipeline of the layer I of the gate body is opened; starting an electric valve to close the underground pipeline on the layer I;
the water storage barrel on the layer I of the gate body begins to discharge water outwards, the water quantity in the barrel is gradually reduced, the piston on the layer I of the gate body is lowered onto the limiting iron block, the turning plate on the layer I of the gate body is completely closed under the action of water weight and dead weight, and the layer I of the gate body cannot pass through water;
The rope on the second layer of the gate body is in a loose state, the water inlet pipeline on the second layer of the gate body is in an open state, and the water outlet pipeline is in a closed state; water flow enters the water storage barrel on the second layer of the gate body along the water inlet pipeline on the second layer of the gate body, the water amount in the water storage barrel is gradually increased, the piston vertically moves upwards to the position of the limiting iron block, and the turning plate on the second layer of the gate body is in a fully opened state; because the layer I of the gate body can not be used for water, the water flows out from the hollow area opened by the turning plate on the layer II of the gate body, and the water in the third layer can be taken;
Step four: when water enters, the water level exceeds the height of the top of the river channel gate; the ropes on the layer I and the layer II of the brake body are in a straightening state, the floating balls on the layer I and the layer II of the water inlet pipelines of the brake body pull the fan-shaped expansion plates to be completely unfolded, and the layer I and the layer II of the water inlet pipelines of the brake body are closed; the floating balls positioned at the water outlet pipelines of the layer I and the layer II of the gate body pull the square baffle plate to move upwards to the inside of the limiting frame, and the water outlet pipelines of the layer I and the layer II of the gate body are opened; starting an electric valve to close the underground pipeline on the layer I;
The water storage bucket on I layer of the floodgate body, II layers outwards drains water, and the water yield reduces gradually in the bucket, and floodgate body I, II layers of pistons drop to spacing iron plate on, and the floodgate body I, II layers turn over the board and have closed completely under the effect of the heavy and dead weight of water, and I layer of the floodgate body, II layers all can't cross water, and water flows from river course gate top, can realize getting fourth layer water.
Preferably, the river course gate is provided with a plurality of stagnant water. Specifically, a water-stopping rubber is arranged at the contact part of the gate body and the gate pier; water-stopping rubber is arranged around the turnover plate; a water stopping rubber is arranged at the contact part of the piston and the water storage barrel; the contact part of the fan-shaped expansion plate and the pipeline is provided with a water-stopping rubber; the contact part of the square baffle and the pipeline is provided with a water-stopping rubber.
the invention has the following advantages:
1. the invention has simple structure, controls the state of the pipeline and the turning plate through different types of valves, and further can realize layered water taking at different water levels;
2. According to the invention, the liquid level control valve is utilized, when water in the second layer, the third layer and the fourth layer flows, the state of the turning plate is automatically adjusted according to the change of the water level, so that the running state of the gate body is changed, and the automatic running of the river gate is realized;
3. The invention can present good landscape effect in the working process.
Drawings
FIG. 1 shows a front view of a river gate;
fig. 2 shows a side view of a river gate;
FIG. 3 shows a top view of a river gate;
4-1, 4-2, 4-3, 4-4 are schematic views of the inlet conduit level control valve;
FIGS. 5-1 and 5-2 are schematic views of the outlet conduit level control valve;
FIG. 6 is a top view of the outlet conduit level control valve;
FIG. 7 shows a side view of a first layer of water;
FIG. 8 shows a side view of a second layer of water;
FIG. 9 shows a side view of a third layer of water;
FIG. 10 shows a side view of a fourth layer of water;
FIGS. 11-1, 11-2, 11-3, and 11-4 show a schematic illustration of a river gate seal;
In the figure: 1-gate pier, 2-rotating shaft, 3-turning plate, 4-pipeline (41-water inlet pipeline; 42-water outlet pipeline; 43-underground pipeline), 5-piston (51-top head; 52-supporting rod; 53-cylindrical bottom plate), 6-limiting iron block (61-limiting iron block arranged at the upper end of water inlet pipeline; 62-limiting iron block arranged at the top of water storage barrel; 63-limiting iron block arranged at the outer side of rotating shaft; 64-limiting iron block arranged at both sides of square baffle), 7-water storage barrel (71-water storage barrel arranged at the layer I of gate body; 72-water storage barrel arranged at the layer II of gate body), 8-floating ball, 9-rope, 10-water inlet pipeline liquid level control valve (101-sector expansion plate (iron block); 102-hanging ring), 11-electric valve (111-motor), 12-outlet pipe liquid level control valve (121-square baffle; 122-limit frame; 123-suspension ring), 13-support plate, 14-water stop (141-water stop rubber arranged at the contact position of the gate body and the gate pier; 142-water stop rubber arranged around the cylindrical bottom plate; 143-water stop rubber arranged around the turnover plate; 144-water stop rubber arranged around the fan-shaped expansion plate; 145-water stop rubber arranged around the square baffle).
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 11-4, a river gate with a layered water intake function includes: the device comprises a gate pier 1, a rotating shaft 2, a turning plate 3, a pipeline 4, a piston 5, a limiting iron block 6, a water storage barrel 7, a floating ball 8, a rope 9, a water inlet pipeline liquid level control valve 10, an electric valve 11, a water outlet pipeline liquid level control valve 12, a supporting plate 13 and a water stop 14.
the gate pier 1 is of a reinforced concrete structure and is arranged on two sides of the river channel gate.
The river course gate of this embodiment is the echelonment, and overall structure is the three-layer, but is not limited to the three-layer, can set up to multilayer structure. In the initial state shown in fig. 1 and 2, three steel plates are arranged at intervals in the direction perpendicular to the water flow on each layer of platform below the uppermost layer; the steel plate of the brake body at the bottommost layer is arranged on the ground, the steel plate of the brake body at the middle layer is arranged at the tail part of the platform at the first layer, and the steel plate at the top layer is arranged at the tail part of the platform at the second layer; the three-section interval type platform is arranged along the water flow direction, the I and II layers of platforms are hollow areas, and the III layer of platform is a whole steel plate.
The platform of the river channel gate I and the platform of the river channel gate II are hollow areas, and two turning plates 3 with the same size are arranged to cover the hollow areas to form horizontal parts of the river channel gate I and the river channel gate II; a rotating shaft 2 is arranged at the outer side edge of the turning plate 3 and connected with the turning plate 3 and the gate body to drive the turning plate 3 to rotate up and down; the outer sides of the rotating shafts 2 are provided with limiting iron blocks 63 which limit the turnover plate 3 to continuously rotate upwards when the turnover plate rotates to the vertical state.
the river channel gate I and the river channel gate II are both internally provided with water passing devices, but the forms of the water passing devices on the two layers are different. The water passing device positioned on the layer I of the gate body comprises: the water inlet pipe 41, the water outlet pipe 42, the underground pipe 43, the piston 5, the limiting iron block 61 (62), the water storage barrel 7, the liquid level control valve 10 (12) and the electric valve 11. The water inlet pipe 41 is a circular pipe and is initially in an open state; the water outlet pipe 42 is a square pipe and is in a closed state initially; the underground pipeline is a circular pipeline, an electric valve 11 is arranged at a water inlet of the circular pipeline, the electric valve 11 is controlled through a motor 111, the opening and closing state of the underground pipeline 43 is further controlled, and the motor is arranged at the bottom of the gate body I;
The water inlet pipe 41 and the water outlet pipe 42 both use the liquid level control valve 10 (12), but the valve forms are different; the piston 5 consists of a top head 51, a support rod 52 and a cylindrical bottom plate 53, wherein the support rod 52 is arranged in the center of the cylindrical bottom plate 53 and is connected with the top head 51 and the cylindrical bottom plate 53; the water storage barrel 7 is arranged in the hollow structures of the first layer platform and the second layer platform of the gate body, is positioned under the turning plate 3, is connected with the top and the bottom of the first layer platform and the second layer platform of the gate body, and has the same diameter as the piston 5;
The limiting iron blocks 61 are positioned at the upper end of the water inlet pipeline 41 and attached to the inner wall of the water storage barrel, so that the piston 5 is prevented from continuously descending (the position of the water inlet pipeline is slightly higher than that of the water outlet pipeline) when reaching the water inlet pipeline 41, and meanwhile, the four limiting iron blocks 62 are arranged at the top of the water storage barrel 7, so that the piston 5 is prevented from continuously ascending when reaching the top of the water storage barrel 7; the water passing device on the second layer of the gate body has less underground pipeline 43 than the water passing device on the first layer, and a supporting plate 13 at the bottom is added for supporting the water passing device on the second layer.
The water inlet source of the water inlet pipeline 41 and the underground pipeline 43 which are positioned on the layer I of the gate body is from the same pipe orifice, water flows into the water inlet pipeline 41 from the pipe orifice and then is divided into two parts, one part enters the water storage barrel 7 along the water inlet flow passage 41, and the other part flows into the underground pipeline 43.
The liquid level control valve 10 provided in the water inlet pipe 41 includes: the floating ball 8, the rope 9, the sector expansion plate 101 and the hanging ring 102. The fan-shaped expansion plate is formed by hinging a plurality of fan-shaped plates at one point, the fan-shaped expansion plate can form a circular baffle matched with the cross section of the circular pipe after being completely unfolded by taking the hinging point as the circle center, the two fan-shaped plates at the innermost side are fixed with the inner wall of the circular pipe, and the two fan-shaped plates at the outermost side are connected with the floating ball through a rope. Initially, the unfolding angle of the fan-shaped expansion plate 101 corresponds to the central angle of the two fan-shaped plates, and after the fan-shaped expansion plate is acted by upward floating force, the fan-shaped expansion plate can be gradually unfolded until the fan-shaped expansion plate is completely unfolded to form a circular baffle plate, and the water inlet pipeline 41 is closed; the suspension rings are positioned at the bottoms of the two sector plates on the outermost sides of the sector expansion plates 101, the floating ball 8 is wound on the suspension rings 102, and the rope 9 is used for connecting the floating ball 8 with the sector expansion plates 101.
The outlet conduit 42 is provided with a level control valve 12 comprising: the limiting iron block 64, the floating ball 8, the rope 9, the square baffle 121, the limiting frame 122 and the hanging ring 123. Initially, the square baffle 121 is placed in the pipeline, the water outlet pipeline is closed, and after being acted by upward floating force, the water outlet pipeline gradually rises to the inside of the limiting frame 122 and is opened; the limiting frame 122 is arranged right above the square baffle 121, and limits the square baffle 121 to move upwards after the water outlet pipeline 43 is completely opened; the hanging ring is positioned in the middle of the top of the square baffle 121, the floating ball 8 is wound on the hanging ring 123, and the rope 9 is used for connecting the floating ball 8 with the square baffle 121; the limiting iron block 64 is used for limiting the position of the square baffle plate 121 and ensuring that the square baffle plate does not deviate in the horizontal direction when moving.
The rope 9 has certain requirements on length: when the rope 9 of the water passing device at the first layer is completely straightened, the top end of the rope and the top of the second layer of the gate are positioned at the same horizontal line; when the rope 9 of the water passing device at the second floor is completely straightened, the top end of the rope is positioned at the same horizontal line with the top of the layer III of the gate.
stagnant water 14 structure of river course gate includes: a water stop rubber 141 arranged at a contact portion of the gate body and the gate pier; a water stopping rubber 142 disposed at a contact portion of the piston with the water storage tub; a water stopping rubber 143 is arranged around the turning plate; a water stop rubber 144 arranged at a contact part of the fan-shaped expansion plate and the pipeline; and a water stop rubber 145 disposed at a contact portion of the square iron plate with the pipe.
The river channel gate operation method of the embodiment comprises the following steps:
The method comprises the following steps: when water enters, as shown in fig. 7, the water level reaches the height of the layer I of the gate body. The rope 9 of the liquid level control valves on the first layer and the second layer of the gate body is in a loose state, the water inlet pipeline 41 on the first layer of the gate body is in an open state, the water outlet pipeline 42 is in a closed state, and the electric valve 111 is started to open the underground pipeline 43; the water inlet pipe 41 and the water outlet pipe 42 of the gate body layer II are both in an initial state (the water inlet pipe is in an open state, and the water outlet pipe is in a closed state). Water enters the interior of the gate body through a pipeline and then is divided into two parts, one part of water flow enters the water storage barrel 71 along the water inlet pipeline 41, the part of water is gradually increased in the water storage barrel 71 to push the piston 5 to move upwards to the position of the limiting iron block 62, and the turning plate 3 on the layer I is in an open state; another portion of the water flows into the underground piping 43 and this portion of the water flow is discharged through an outlet of the underground piping 43, whereby the first layer of water can be taken out.
Step two: when water enters, the water level reaches the level II of the gate body as shown in figure 8. The rope 9 of the liquid level control valves on the first layer and the second layer of the gate body is in a loose state, the water inlet pipeline 41 on the first layer of the gate body is in an open state, the water outlet pipeline 42 is in a closed state, and the electric valve 111 is started to close the underground pipeline 43; the water inlet pipe 41 and the water outlet pipe 42 of the gate body layer II are both in an initial state (the water inlet pipe is in an open state, and the water outlet pipe is in a closed state).
Water flow enters the water storage barrel 71 along the water inlet pipeline 41 on the layer I of the gate body, the water amount inside the water storage barrel 71 is gradually increased, the piston 5 vertically moves upwards to the position of the limiting iron block 62, and the turning plate 3 on the layer I of the gate body is in a completely opened state. Because outlet conduit 42 and underground piping 43 are in the closed condition, I layer bottom of floodgate body can't cross water, and water flows out from the hollow area that I layer of board 3 of floodgate body was turned over to the board 3 and is opened, can realize getting the second floor water.
Step three: when water enters, the water level reaches the level of the gate III as shown in FIG. 9. The rope 9 on the layer I of the brake body is in a straightening state, the floating ball 8 at the water inlet pipeline 41 on the layer I of the brake body pulls the fan-shaped expansion plate 101 to be completely unfolded, and the water inlet pipeline 41 on the layer I of the brake body is closed; the floating ball 8 at the water outlet pipeline 42 of the layer I of the gate body pulls the square baffle plate 121 to move upwards to the inside of the limiting frame 122, and the water outlet pipeline 42 of the layer I is opened; the electric valve 111 is actuated to close the underground pipe 43 at the first floor.
the water storage bucket 71 on the I layer of floodgate body begins outside drainage, and the bucket water yield reduces gradually, and I layer piston 5 of floodgate body falls to spacing iron plate 61 on, and I layer of board 3 of turning over of floodgate body has closed completely under the effect of the heavy and dead weight of water, and I layer of floodgate body can't cross the water.
the rope 9 on the second layer of the gate body is in a loose state, the water inlet pipeline 41 on the second layer of the gate body is in an open state, and the water outlet pipeline 42 is in a closed state. Water flow enters the water storage barrel 72 along the water inlet pipeline 41 on the second layer of the gate body, the water amount inside the water storage barrel 72 is gradually increased, the piston 5 vertically moves upwards to the position of the limiting iron block 62, and the turning plate 3 on the second layer of the gate body is in a completely opened state. Because I layer of floodgate body can't cross water, water flows out from II layers of turning over the hollow area that 3 opened of the board of floodgate body, can realize getting third layer water.
Step four: when water enters, the water level exceeds the height of the top of the river gate as shown in fig. 10. The ropes 9 on the layers I and II of the brake body are in a straightening state, the floating balls 8 at the water inlet pipelines 41 on the layers I and II of the brake body pull the fan-shaped expansion plate 101 to be completely unfolded, and the water inlet pipelines 41 on the layers I and II of the brake body are closed; the floating ball 8 positioned at the water outlet pipelines 42 at the layer I and the layer II of the gate body pulls the square baffle plate 121 to move upwards to the inside of the limiting frame 122, and the water outlet pipelines 42 at the layer I and the layer II of the gate body are opened; the electric valve 111 is actuated to close the underground pipe 43 at the first floor.
Water storage bucket 71 (72) on I layer of floodgate body, II layers of floodgate body outwards drainage, and the bucket water yield reduces gradually, and floodgate body I, II layers of piston 5 drop to spacing iron plate 61 on, and floodgate body I, II layers turn over board 3 and have closed completely under the effect of water weight and dead weight, and I layer of floodgate body and II layers of floodgate body all can not cross water. Water flows out from the top of the river channel gate, and the fourth layer of water can be taken.
in the embodiment, when the river channel gate works, the turning plates 3 on the layer I and the layer II can rotate up and down according to the water level through the liquid level control valves 10 and 12. The layered water taking and the surface water taking of the river channel gate can be realized by utilizing the water passing in the river channel gate or the water passing at the top of the river channel gate.
In conclusion, the invention effectively overcomes the defects of the prior art and has higher popularization value.
The invention has been described in considerable detail with reference to certain embodiments and examples, but is not limited thereto and all changes and modifications that can be made without departing from the spirit of the invention are intended to be embraced therein.
Claims (8)
1. a river course gate with a layered water taking function is characterized by comprising a step-shaped structure formed by a plurality of layers of platforms and arranged along the direction of water flow, wherein the interior of the platform below the uppermost layer is of a hollow structure, the top of each hollow structure is covered with a turning plate, and the turning plates are rotatably connected with the corresponding platforms; a water storage barrel with an open top is arranged at the middle position in each hollow structure; a piston is arranged in the middle of each water storage barrel, and the top of each piston is provided with a jacking head for jacking and rotating the turnover plate; both sides of the bottom of each water storage barrel are respectively connected with a water inlet pipeline and a water outlet pipeline, and liquid level control valves are respectively arranged in the water inlet pipeline and the water outlet pipeline; the bottom of the water storage barrel of the bottommost platform is further provided with an underground pipeline, a water inlet of the underground pipeline is communicated with a water inlet of the water inlet pipeline, and an electric valve is arranged inside the underground pipeline.
2. The riverway gate with the function of taking water in layers as claimed in claim 1, wherein the top and the lower part of the inner wall of the water storage barrel are respectively provided with a limiting iron block to prevent the piston from sliding out of the water storage barrel upwards or sliding downwards to block a water inlet pipeline and a water outlet pipeline.
3. The river channel gate with the function of taking water in layers as claimed in claim 1, wherein a limiting iron block for limiting the turning plate from turning excessively is arranged on the top of the platform, so that the maximum turning angle of the turning plate is 90 degrees.
4. The riverway gate with the layered water taking function as claimed in claim 1, wherein the water inlet pipeline is a circular pipe, the liquid level control valve at the water inlet pipeline comprises a fan-shaped expansion plate and a floating ball, the fan-shaped expansion plate is formed by hinging a plurality of fan-shaped plates at one point, and the fan-shaped expansion plate can form a circular baffle matched with the cross section of the circular pipe after being completely unfolded by taking the hinging point as a circle center; the number of the floating balls is two, the floating balls are respectively connected with the two fan-shaped plates on the outermost side of the fan-shaped expansion plate through ropes, and the floating balls drive the fan-shaped plates on the outermost side through the change of water level so as to enable the fan-shaped expansion plate to contract or expand.
5. The riverway gate with the layered water intaking function according to claim 4, wherein the water outlet pipe is a square pipe, the liquid level control valve at the water outlet pipe comprises a square baffle, a limiting frame and a floating ball, the square baffle is matched with the cross section of the square pipe, the top of the square pipe is provided with a port for the directional baffle to slide, the floating ball is connected with the top of the square baffle through a rope, and the limiting frame is positioned at the top of the square pipe to limit the directional baffle.
6. the gate of claim 5, wherein the top of the rope of the liquid level control valve of the lower platform is equal to the height of the upper platform in the straightened state.
7. The river course gate with the function of taking water in layers as claimed in claim 1, wherein the platform hollow structure is provided with two water storage barrels and two turning plates, and the two turning plates form a horizontal part of the platform.
8. the working method of the river course gate with the function of layered water taking is characterized in that the gate is in a step shape formed by three layers of platforms, namely a bottom gate body I layer, a middle gate body II layer and a top gate body III layer, and the working method comprises the following steps:
the method comprises the following steps: when water enters, the water level reaches the height of the layer I of the gate body; the ropes in the liquid level control valves on the first layer and the second layer of the gate body are in a loose state, the water inlet pipeline on the first layer of the gate body is in an open state, the water outlet pipeline is in a closed state, and the electric valve is started to open the underground pipeline; the water inlet pipeline of the gate body layer II is in an open state, and the water outlet pipeline is in a closed state;
water enters the interior of the gate body through a water inlet pipeline on the layer I of the gate body, then the water is divided into two parts, one part of water flow enters the water storage barrel along the water inlet pipeline, the part of water is gradually increased in the water storage barrel to push the piston to move upwards to the position of the limiting iron block, and the turning plate on the layer I of the gate body is in an open state; the other part of water flows into the underground pipeline, and the part of water flows are discharged through an outlet of the underground pipeline, so that the first layer of water can be taken;
step two: when water enters, the water level reaches the height of the second layer of the gate body; the ropes in the liquid level control valves on the first layer and the second layer of the gate body are in a loose state, the water inlet pipeline on the first layer of the gate body is in an open state, the water outlet pipeline is in a closed state, and the electric valve is started to close the underground pipeline; the water inlet pipeline of the gate body layer II is in an open state, and the water outlet pipeline is in a closed state;
Water flow enters the water storage barrel along the water inlet pipeline on the layer I of the gate body, the water amount in the water storage barrel is gradually increased, the piston vertically moves upwards to the position of the limiting iron block, and the turning plate on the layer I of the gate body is in a fully opened state; because the water outlet pipeline and the underground pipeline on the layer I of the gate body are in a closed state, the bottom of the layer I of the gate body cannot be used for water, and water flows out from a hollow area opened by the turning plate on the layer I of the gate body, so that the water in a second layer can be taken;
Step three: when water enters, the water level reaches the height of a gate III layer; the rope on the layer I of the brake body is in a straightening state, the floating ball on the water inlet pipeline on the layer I of the brake body pulls the fan-shaped expansion plate to be completely unfolded, and the water inlet pipeline on the layer I of the brake body is closed; a floating ball at the water outlet pipeline of the layer I of the gate body pulls the square baffle plate to move upwards to the inside of the limiting frame, and the water outlet pipeline of the layer I of the gate body is opened; starting an electric valve to close the underground pipeline on the layer I;
the water storage barrel on the layer I of the gate body begins to discharge water outwards, the water quantity in the barrel is gradually reduced, the piston on the layer I of the gate body is lowered onto the limiting iron block, the turning plate on the layer I of the gate body is completely closed under the action of water weight and dead weight, and the layer I of the gate body cannot pass through water;
the rope on the second layer of the gate body is in a loose state, the water inlet pipeline on the second layer of the gate body is in an open state, and the water outlet pipeline is in a closed state; water flow enters the water storage barrel on the second layer of the gate body along the water inlet pipeline on the second layer of the gate body, the water amount in the water storage barrel is gradually increased, the piston vertically moves upwards to the position of the limiting iron block, and the turning plate on the second layer of the gate body is in a fully opened state; because the layer I of the gate body can not be used for water, the water flows out from the hollow area opened by the turning plate on the layer II of the gate body, and the water in the third layer can be taken;
step four: when water enters, the water level exceeds the height of the top of the river channel gate; the ropes on the layer I and the layer II of the brake body are in a straightening state, the floating balls on the layer I and the layer II of the water inlet pipelines of the brake body pull the fan-shaped expansion plates to be completely unfolded, and the layer I and the layer II of the water inlet pipelines of the brake body are closed; the floating balls positioned at the water outlet pipelines of the layer I and the layer II of the gate body pull the square baffle plate to move upwards to the inside of the limiting frame, and the water outlet pipelines of the layer I and the layer II of the gate body are opened; starting an electric valve to close the underground pipeline on the layer I;
the water storage bucket on I layer of the floodgate body, II layers outwards drains water, and the water yield reduces gradually in the bucket, and floodgate body I, II layers of pistons drop to spacing iron plate on, and the floodgate body I, II layers turn over the board and have closed completely under the effect of the heavy and dead weight of water, and I layer of the floodgate body, II layers all can't cross water, and water flows from river course gate top, can realize getting fourth layer water.
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