CN214401700U - Self-adaptive water surface force transmission device - Google Patents

Self-adaptive water surface force transmission device Download PDF

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Publication number
CN214401700U
CN214401700U CN202023297845.1U CN202023297845U CN214401700U CN 214401700 U CN214401700 U CN 214401700U CN 202023297845 U CN202023297845 U CN 202023297845U CN 214401700 U CN214401700 U CN 214401700U
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China
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steel wire
rope
wire rope
transfer device
surface force
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CN202023297845.1U
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Inventor
范向军
张勇
毕明亮
周涛
潘增
张地继
郭熙宏
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China Three Gorges Corp
PowerChina Zhongnan Engineering Corp Ltd
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China Three Gorges Corp
PowerChina Zhongnan Engineering Corp Ltd
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Abstract

The utility model discloses a self-adaptation surface of water power transmission device, it is including the main wire rope who plays the connection effect, main wire rope's both ends are connected with respectively and break out, it is connected with the assembly pulley to break out, the assembly pulley cooperatees with the steel wire rope, the both ends of steel wire rope are connected with anchor seat, two anchor seat passes through the anchor nail and fixes respectively at bank concrete foundation specific elevation. The intercepting steel wire rope tension is transmitted to the concrete foundations on the two sides, so that the main steel wire rope tension is reduced, the force transmission device is arranged on the upstream of the power station and can intercept water surface garbage floaters in a reservoir area, and the force transmission device is arranged on the downstream of the power station and can prevent ships from entering a navigation forbidden area by mistake.

Description

Self-adaptive water surface force transmission device
Technical Field
The utility model belongs to the technical field of the nearly dam waters interception in power station upstream and downstream, and specifically relates to a self-adaptation surface of water force transfer device.
Background
The water storage of the hydropower station is finished, the water flow condition of a natural river channel is changed, after rainstorm in rainy season, domestic garbage, crop straws, branches and trunks along with cities and towns in the reservoir area are collected with water flow and enter the reservoir area, and a large amount of domestic garbage, crop straws, branches and trunks are collected in front of a dam in a short time, so that the influence on the operation states of trash racks, gates and the like is caused, the reduction of a power generation head is caused, and the power generation benefit of the hydropower station is influenced; meanwhile, during the normal dispatching operation of the power station in flood control, power generation, water storage, peak regulation and the like, the water flow velocity of the downstream dam-near water area is high, the flow state is disordered and is driven by benefits, and some people risk driving the entertainment yacht and the assault boat to illegally catch fish at the downstream power generation tail water, so that the normal operation of the dam and the life and property safety of people are seriously influenced. Therefore, in order to avoid the situation that a large amount of floaters gather in front of the dam in the flood season and illegal ships enter the tail water of the power station to catch fish, the safety control of the water areas near the upstream and downstream dams of the power station needs to be strengthened, an intercepting device needs to be arranged, and the intercepting device needs to automatically adapt to fluctuation of the water levels upstream and downstream in order to facilitate later-period operation and maintenance.
A ship blocking cable suitable for a reservoir in a northern cold area is disclosed in the patent number CN104863094A, and consists of a steel guide pillar, a steel cable, a buoyancy tank and a winch, and can achieve the purposes of blocking the ship in a non-freezing period and lifting the ship to an ice surface in a freezing period; an automatic lifting system of a float retaining row suitable for an inclined plane bank slope is disclosed in patent No. CN201975763U, and comprises an end trolley, a guide groove, a roller, a steel wire rope, a buoyancy tank and a constant force device, wherein the constant force device can lead the float retaining row consisting of the end trolley and the buoyancy tank to move up and down on the guide groove by pulling the steel wire rope; the patent No. CN110284472A discloses a rotatable floating-blocking row trolley lifting guide rail device, which consists of a hinged seat, a guide rail assembly, a sliding trolley and an end buoyancy tank, and realizes the purpose that a floating-blocking row automatically lifts on the guide rail device along with the fluctuation of water level under the action of the buoyancy tank.
The normal scheduling operating condition such as power station flood control, electricity generation, retaining, peak regulation of power station upstream and downstream water level is under, and rivers flow state is disorderly, and the water level short time probably takes place great change, and the connecting device that can change automatic rising along with the water level now need be equipped with power device and fixed guide usually, and construction cost and later stage operation maintenance cost are higher.
SUMMERY OF THE UTILITY MODEL
The utility model provides a self-adaptation surface of water force transfer device will intercept the pulling force that wire rope receives and transmit the both sides concrete foundation to reduce main wire rope pulling force, this force transfer device arranges and can intercept reservoir area surface of water rubbish floater at the power station upper reaches, arranges and can prevent the ship mistake in the power station low reaches and go into the forbidden area of navigating.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the self-adaptive water surface force transfer device comprises a main steel wire rope which plays a role in connection, wherein two ends of the main steel wire rope are respectively connected with a shackle, the shackle is connected with a pulley block, the pulley block is matched with a steel wire guide rope, two ends of the steel wire guide rope are connected with anchoring seats, and the two anchoring seats are respectively fixed at set elevations of a shore concrete foundation through anchoring nails.
The main steel wire rope is uniformly distributed and fixed with a plurality of light floating bodies which always float on the water surface, and the light floating bodies float up and down along the water surface and drive the main steel wire rope and the pulley block to move along the steel wire guide rope, so that the automatic lifting along with the water level is realized.
The light floating body is made of PE materials.
The main steel wire rope is composed of a galvanized steel wire rope with light weight, corrosion resistance and high strength.
The pulley block is a metal pulley with light weight, friction resistance and high strength.
The steel wire guide rope is made of high-strength galvanized steel wire ropes, the length of the steel wire guide rope is longer than the distance between the upper anchoring seat and the lower anchoring seat, and the steel wire guide rope is fixed on concrete foundations of left and right banks through the anchoring seats.
Each side power transmission device is provided with an upper anchoring seat and a lower anchoring seat, the highest water level and the lowest water level of the hydropower station are covered in a high range, the anchoring seats are fixed on a shore concrete foundation through anchor bars and bolts, and the upper anchoring points and the lower anchoring points are connected through steel wire guide ropes.
The utility model discloses there is following beneficial effect:
1. the water surface force transmission device of the utility model can automatically lift along with the change of the upstream and downstream water levels of the reservoir without manual intervention; the arrangement of the light floating body can enable the main steel wire rope to float on the water surface, and when the force transmission device is arranged at the upstream of the power station, the floating objects in water can be intercepted, the influence on the normal operation working conditions of metal structures such as trash racks, gates and the like is reduced, the power generation loss is reduced, and the smoothness of a channel is guaranteed; when the device is arranged at the downstream of a power station, a ship can be prevented from entering a no-navigation area, and the running safety of a tailwater no-navigation water area is ensured.
2. The two ends of the main steel wire rope are connected with the light and high-strength supporting wheel and the wheel carrier pulley block through the shackles, and the main steel wire rope can move up and down along the steel wire guide rope along with the change of the water level by the arrangement of the supporting wheel, so that the automation of the device is realized; two ends of the steel wire guide rope are connected with the shoreside anchoring parts through shackles to form a moving track of the supporting wheel.
3. This surface of water power transmission device need not field operation personnel, need not to provide electric power system, simple to operate possesses simple structure, operation economy is reliable, can dismantle at any time, and later stage operation, maintenance are convenient characteristics.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a plan view of the present invention.
Fig. 2 is a longitudinal view of the present invention.
Fig. 3 is the schematic view of the connection of the steel wire guide rope of the present invention.
Fig. 4 is a schematic view of the structure of the supporting wheel and the supporting wheel frame of the present invention.
Fig. 5 is the schematic view of the connection point between the steel wire guide rope and the concrete foundation of the present invention.
In the figure: the device comprises a main steel wire rope 1, a light floating body 2, a shackle 3, a pulley block 4, a steel wire guide rope 5, an anchoring seat 6 and an anchoring nail 7.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-5, the self-adaptive water surface force transfer device comprises a main steel wire rope 1 which plays a role in connection, wherein two ends of the main steel wire rope 1 are respectively connected with shackles 3, the shackles 3 are connected with pulley blocks 4, the pulley blocks 4 are matched with steel wire guide ropes 5, two ends of each steel wire guide rope 5 are connected with anchoring seats 6, and the two anchoring seats 6 are respectively fixed at set elevations of a shore concrete foundation through anchoring nails 7. Through the power transmission device with the structure, the device can be used for intercepting water surface garbage floaters in a reservoir area at the upstream of a power station and preventing ships from entering a no-navigation area by mistake at the downstream of the power station. In the working process, floating bodies 2 made of PE materials are uniformly distributed on the steel wire rope 1, so that the main steel wire rope 1 can float on the water surface. The supporting wheels can enable the main steel wire rope 1 to move up and down along the steel wire guide rope 5, so that the device can change along with the water level in a self-adaptive mode. Two ends of the steel wire guide rope 5 are fixed by anchoring seats, and the anchoring seats are installed at specific elevations of the concrete foundation.
Furthermore, a plurality of light floating bodies 2 are uniformly distributed and fixed on the main steel wire rope 1, the light floating bodies 2 always float on the water surface, the light floating bodies 2 float up and down along the water surface, and the main steel wire rope 1 and the pulley block 4 are driven to move along the steel wire guide rope 5, so that the automatic lifting along with the water level is realized. Thereby realizing different water level changes.
Further, the light floating body 2 is made of PE materials. The light floating body 2 is made of light environment-friendly PE materials and is of a hollow structure, polyurethane foam is filled in the light floating body, the diameter, the wall thickness and the distance of the floating bodies are determined according to the stress condition and the service life of the steel wire rope, and the floating body is mostly cylindrical or circular in shape in order to reduce the influence of water flow resistance.
Further, the main steel wire rope 1 is made of a galvanized steel wire rope with light weight, corrosion resistance and high strength.
Furthermore, the pulley block 4 is made of light, friction-resistant and high-strength metal pulleys. The friction is reduced.
Furthermore, the steel wire guide rope 5 is made of high-strength galvanized steel wire ropes, the length of the steel wire guide rope is longer than the distance between the upper anchoring seat and the lower anchoring seat 6, and the steel wire guide rope 5 is fixed on concrete foundations of left and right banks through the anchoring seats 6. Thereby enhancing its structural strength. The length of the steel wire guide rope 5 is closely related to the tension of the steel wire guide rope, when the steel wire guide rope is short, the tension of the steel wire guide rope 5 is excessively increased, and when the steel wire guide rope 5 is long, the gap between the steel wire guide rope 5 and concrete is excessively large, so that the steel wire guide rope cannot play a role in interception. Therefore, the length of the steel wire guide rope 5 is slightly longer than the distance between the upper anchoring point and the lower anchoring point, the thickness is determined by stress, and the steel wire guide rope can safely run when being subjected to the maximum tensile stress.
Furthermore, each side power transmission device is provided with an upper anchoring seat 6 and a lower anchoring seat 6, the highest water level and the lowest water level of the hydropower station are covered by the high range, the anchoring seats 6 are fixed on a shore concrete foundation through anchor bars and bolts, and the upper anchoring points and the lower anchoring points are connected through steel wire guide ropes. Thereby ensuring that the water level elevation can be covered by the water level control device.
Example 2:
a method of using an adaptive surface force transfer device, comprising the steps of:
step 1: anchoring seats 6 are respectively anchored and fixed at the edge and the lower position of the bank at the two sides through anchoring nails 7;
step 2: a steel wire guide rope 5 is connected and fixed between the anchoring seats 6;
step 3: the main steel wire ropes 1 are connected between the steel wire guide ropes 5 through a pulley block 4 and a shackle 3, and the whole main steel wire rope 1 floats on the water surface through a light floating body 2;
step 4: in the normal water flow process, the light floating body 2 floats up and down along with the water surface to drive the pulley block 4 to move, so that the automatic lifting along with the water level is realized;
step 5: the device is arranged at the upstream of the power station and can intercept the water surface garbage floaters in the reservoir area, and the device is arranged at the downstream of the power station and can prevent ships from entering the no-navigation area by mistake.

Claims (7)

1. An adaptive surface force transfer device, characterized in that: it is including main wire rope (1) that plays the connection effect, the both ends of main wire rope (1) are connected with break-out (3) respectively, be connected with assembly pulley (4) on break-out (3), assembly pulley (4) cooperate with steel wire pilot rope (5), the both ends of steel wire pilot rope (5) are connected with anchor seat (6), two anchor seat (6) are fixed respectively in bank concrete foundation through anchor nail (7) and are set for the elevation.
2. An adaptive surface force transfer device according to claim 1, wherein: a plurality of light floating bodies (2) are uniformly distributed and fixed on the main steel wire rope (1), the light floating bodies (2) always float on the water surface, the light floating bodies (2) float up and down along the water surface, and the main steel wire rope (1) and the pulley block (4) are driven to move along the steel wire guide rope (5), so that automatic lifting along with the water level is realized.
3. An adaptive surface force transfer device according to claim 2, wherein: the light floating body (2) is made of PE materials.
4. An adaptive surface force transfer device according to claim 1, wherein: the main steel wire rope (1) is composed of a galvanized steel wire rope with light weight, corrosion resistance and high strength.
5. An adaptive surface force transfer device according to claim 1, wherein: the pulley block (4) adopts a metal pulley with light weight, friction resistance and high strength.
6. An adaptive surface force transfer device according to claim 1, wherein: the steel wire guide rope (5) is made of high-strength galvanized steel wire ropes, the length of the steel wire guide rope is longer than the distance between the upper anchoring seat and the lower anchoring seat (6), and the steel wire guide rope (5) is fixed on concrete foundations of left and right banks through the anchoring seats (6).
7. An adaptive surface force transfer device according to claim 1, wherein: each side power transmission device is provided with an upper anchoring seat and a lower anchoring seat (6), the highest water level and the lowest water level of the hydropower station are covered by a high range, the anchoring seats (6) are fixed on a shore concrete foundation through anchor bars and bolts, and the upper anchoring points and the lower anchoring points are connected through steel wire guide ropes.
CN202023297845.1U 2020-12-31 2020-12-31 Self-adaptive water surface force transmission device Active CN214401700U (en)

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Application Number Priority Date Filing Date Title
CN202023297845.1U CN214401700U (en) 2020-12-31 2020-12-31 Self-adaptive water surface force transmission device

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Application Number Priority Date Filing Date Title
CN202023297845.1U CN214401700U (en) 2020-12-31 2020-12-31 Self-adaptive water surface force transmission device

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CN214401700U true CN214401700U (en) 2021-10-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112627132A (en) * 2020-12-31 2021-04-09 中国长江三峡集团有限公司 Self-adaptive water surface force transmission device and use method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112627132A (en) * 2020-12-31 2021-04-09 中国长江三峡集团有限公司 Self-adaptive water surface force transmission device and use method

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