CN111962460A - Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station and use method - Google Patents
Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station and use method Download PDFInfo
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- CN111962460A CN111962460A CN202010922596.6A CN202010922596A CN111962460A CN 111962460 A CN111962460 A CN 111962460A CN 202010922596 A CN202010922596 A CN 202010922596A CN 111962460 A CN111962460 A CN 111962460A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 230000008859 change Effects 0.000 title claims abstract description 45
- 230000000903 blocking effect Effects 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 151
- 239000010959 steel Substances 0.000 claims description 151
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000004873 anchoring Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 10
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
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Abstract
The invention relates to a ship blocking device capable of automatically lifting along with the downstream water level change of a hydropower station and a using method thereof. The method can adapt to the severe change of the water level and the huge impact force of the head-on water flow on the ship blocking cable in a short time, and can effectively intercept illegal ships from entering the tail water of the hydropower station without leaving air.
Description
Technical Field
The invention relates to a ship blocking cable, in particular to a ship blocking device which can guarantee normal operation of a hydropower station and can block an unallowed ship from approaching a tailwater restricted navigation area of the hydropower station and automatically lift along with downstream water level change of the hydropower station and a using method thereof.
Background
The hydropower station power generation tail water area belongs to a no-navigation area, the water flow velocity is high, the flow state is disordered, the water wave is large, a large amount of fishes loving the torrent environment are gathered at the no-navigation area and are driven by benefits, some people risk driving the yachts to illegally fish at the tail water position of the hydropower station, and entertainment yachts, assault boats and the like are played in the area occasionally, so that the normal operation of the dam and the life and property safety of people are seriously influenced. Therefore, in order to effectively manage and control the restricted area and prevent illegal intrusions of ships such as fishing, playing in game, terrorist attack, etc., it is necessary to provide a ship blocking device at the tail water of the power station to block dangerous ships.
Patent No. CN104863094A discloses a ship blocking cable suitable for a reservoir in a northern cold area, which consists of a steel guide post, a steel cable, a buoyancy tank and a winch and can achieve the purposes of blocking ships in a non-freezing period and lifting to an ice surface in a freezing period.
The reservoir area and the downstream tail water flow condition, the water level variation amplitude and the running ship type are all greatly different. The water flow in the reservoir area is slow, the water surface is stable, the tail water of the hydropower station belongs to high-speed water flow, the flow state is disordered, the water waves are large, and the ship blocking device can be subjected to huge water flow impact force; the reservoir water level generally changes periodically in the quarterly or in the year, and the tail water level of the hydropower station can change to several meters within several hours under the influence of uncertainty such as power generation, flood control and the like; the running ship in the reservoir area is generally a large ship and is influenced by water flow conditions, and the illegal ship in the tail water of the hydropower station is generally a small ship such as a rubber boat, a speedboat, a assault boat and the like. The existing ship blocking cable cannot adapt to severe water level change in a short time and head-on impact of high-speed water flow, and gaps between two ends of the ship blocking cable close to a shore can reserve space for a boat, so that an effective blocking effect cannot be achieved.
Disclosure of Invention
The invention provides a ship blocking device capable of automatically lifting along with the downstream water level change of a hydropower station and a using method thereof, which can adapt to the severe change of the water level and the huge impact force of the head-on water flow on a ship blocking cable in a short time, and can effectively block illegal ships from entering the hydropower station tail water without leaving air.
In order to achieve the technical features, the invention is realized as follows: the utility model provides a block ship device that automatic rising of water level change down with hydropower station, it includes the wire rope main rope, the both ends of wire rope main rope are fixed on the concrete bulkhead through the main rope fixing device of controlling the bank, a plurality of main cylindrical flotation pontoons are installed to the equipartition on the wire rope main rope, the both ends of wire rope main rope are connected with the wire rope auxiliary rope through main auxiliary rope connecting device respectively, the other end of wire rope auxiliary rope is connected on the wire rope pilot rope of auxiliary rope power transmission device through movable pulley mechanism, a plurality of auxiliary cylindrical flotation pontoons are installed to the equipartition on the wire rope auxiliary rope, the both ends of wire rope pilot rope are connected respectively between the last anchor point and the lower anchor point of auxiliary rope power transmission device.
The height of the main cable fixing device is higher than the highest water level of tail water of the hydropower station; the elevation between the upper anchoring point and the lower anchoring point of the auxiliary cable force transmission device covers the highest water level and the lowest water level of tail water of the hydropower station, and the steel wire rope main cable can ensure that the middle area of the steel wire rope main cable is always suspended on the water surface under the action of the main cylindrical buoy, but can be suspended in the air near the main cable fixing device to form an interception gap; the auxiliary steel wire rope cable is automatically adjusted along with the water level change on the steel wire rope guide rope through the movable pulley mechanism under the action of the auxiliary cylindrical buoy, so that the problem that the main steel wire rope cable is blocked in a vacant state can be effectively solved, and non-blind area connection is realized.
The main steel wire rope, the auxiliary steel wire rope and the guide steel wire rope are all made of corrosion-resistant high-strength steel wire ropes.
The main cylindrical buoy and the auxiliary cylindrical buoy are both made of light environment-friendly PE materials, are cylindrical, ribbed and hollow, and are filled with polyurethane foam.
The main cable fixing device is formed by connecting an expansion bolt, a steel wire rope heavy lantern ring, a bolt fastener, a steel wire rope U-shaped buckle and an aluminum alloy pressing connector, and can ensure that the steel wire rope main cable can always float on the water surface along with the change of the water level after receiving the upward buoyancy and the downward gravity of the main cylindrical buoy.
The structure of the auxiliary cable force transmission fixing device is the same as that of the main cable fixing device.
The movable pulley mechanism comprises a movable pulley, a wheel frame of the movable pulley is connected with a steel wire rope auxiliary cable through a bolt fastener, a steel wire rope U-shaped buckle and an aluminum alloy pressing joint, the upward buoyancy and the downward gravity of the steel wire rope auxiliary cable on an auxiliary cylindrical buoy are transmitted to a steel wire rope guide rope of an auxiliary cable force transmission device through the movable pulley, the steel wire rope auxiliary cable can automatically change along with the change of the tail water level of the power station, and the reserved interception vacancy of a steel wire rope main cable is effectively compensated.
The steel wire rope main rope and the steel wire rope auxiliary rope are respectively connected with an aluminum alloy pressing joint, a steel wire rope heavy lantern ring, a bolt fastener and a steel wire rope U-shaped buckle to a seamless circular ring; and the middle section and the shore-approaching section of the steel wire rope main cable are connected with the steel wire rope auxiliary cable through the main and auxiliary cable connecting device, so that the steel wire rope auxiliary cable effectively intercepts the steel wire rope main cable shore-approaching section, and the steel wire rope auxiliary cable is suspended to reserve space.
A use method of a ship blocking device capable of automatically lifting along with the downstream water level change of a hydropower station comprises the following steps:
the method comprises the following steps: connecting a steel wire rope main cable with concrete retaining walls on left and right banks through a main cable fixing device;
step two: connecting the steel wire rope auxiliary rope with the steel wire rope main rope through a main and auxiliary rope connecting device;
step three: connecting the other end of the auxiliary steel wire rope through a movable pulley mechanism;
step four: connecting the bottom end of a steel wire rope guide rope with a lower anchoring point, and connecting the other end of the steel wire rope guide rope with an upper anchoring point through a movable pulley mechanism;
step five: when the tail water level of the hydropower station is changed violently, the steel wire rope main cable can always float on the water surface along with the change of the water level after being subjected to the upward buoyancy and the downward gravity of the main cylindrical buoy, and bear the huge head-on impact force of water flow on the ship blocking device, so that the non-blind area blocking is realized;
step six: the intercepting vacancy formed between the main steel wire rope and two banks is intercepted by the auxiliary steel wire rope, the auxiliary steel wire rope can automatically change along with the change of the water level of tail water of the power station in the intercepting process, the reserved intercepting vacancy of the main steel wire rope is effectively compensated, and the auxiliary steel wire rope is always suspended on the water surface under the action of buoyancy of the buoy and the force transmission of the movable pulley by installing auxiliary rope force transmission devices on the two banks; the intercepting blind area can be effectively solved, and illegal ships cannot pass through the ship stopping device at any position to enter the tail water of the hydropower station.
The invention has the following beneficial effects:
1. the ship blocking device can adapt to the severe change of the tail water level of the hydropower station rapidly, bear the huge head-on impact force of water flow on the ship blocking device and realize non-blind area blocking.
2. Because the length of the steel wire rope main rope is greater than the width of two banks of the tail water of the hydropower station, and the anchoring point of the steel wire rope main rope of the two banks is higher than the highest water level of the tail water of the hydropower station, the interception vacancy is easily formed near the retaining walls of the two banks under the self gravity action of the steel wire rope main rope and the buoy; by installing the auxiliary cable force transmission devices on the two banks, the auxiliary cable is always suspended on the water surface under the buoyancy of the floating barrel and the force transmission action of the movable pulley, so that the intercepting blind area can be effectively solved, and illegal ships cannot pass through the ship blocking device to enter tail water of the hydropower station at any position.
3. The invention has the characteristics that the height of the cable can be automatically adjusted along with the change of tail water of the power station, the mechanical intervention of an end winch is not needed, the field operation personnel is not needed, the later operation and the overhaul and maintenance are convenient, and the like.
4. The main steel wire rope and the auxiliary steel wire rope both adopt high-strength galvanized steel wire ropes, and have the characteristics of high strength, corrosion resistance and the like.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a longitudinal view of the present invention.
Fig. 2 is a plan view of the present invention.
FIG. 3 is a plan view of the anchor point of the main cable fixing device of the present invention.
FIG. 4 is a plan view of the anchor point of the secondary cable force transfer device of the present invention.
Fig. 5 is a plan view of the movable pulley of the auxiliary rope force transmission device of the invention.
FIG. 6 is a plan view of a connection point of the auxiliary rope wire rope and the main rope wire rope according to the present invention.
FIG. 7 is a plan view of the main cable fixing device, the auxiliary cable force transmission device and the concrete retaining wall.
In the figure: the steel wire rope type heavy-duty anchor rope comprises a steel wire rope main rope 1, a main rope fixing device 2, a main cylindrical buoy 3, a steel wire rope auxiliary rope 4, a main and auxiliary rope connecting device 5, a pulley mechanism 6, a steel wire rope guide rope 7, an auxiliary cylindrical buoy 8, an upper anchoring point 9, a lower anchoring point 10, an expansion bolt 11, a steel wire rope heavy-duty lantern ring 12, bolt fasteners 13 and 16, steel wire rope U-shaped buckles 14 and 15 and an aluminum alloy pressing connector 17.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-7, the ship blocking device capable of automatically lifting along with the downstream water level change of the hydropower station comprises a steel wire rope main rope 1, wherein two ends of the steel wire rope main rope 1 are fixed on a concrete retaining wall through main rope fixing devices 2 on left and right banks, a plurality of main cylindrical buoys 3 are uniformly distributed on the steel wire rope main rope 1, two ends of the steel wire rope main rope 1 are respectively connected with a steel wire rope auxiliary rope 4 through main and auxiliary rope connecting devices 5, the other end of the steel wire rope auxiliary rope 4 is connected on a steel wire rope guide rope 7 of an auxiliary rope force transmission device through a movable pulley mechanism 6, a plurality of auxiliary cylindrical buoys 8 are uniformly distributed on the steel wire rope auxiliary rope 4, and two ends of the steel wire rope guide rope 7 are respectively connected between an upper anchoring point 9 and a lower anchoring point 10 of the auxiliary rope force transmission. The device can adapt to the severe change of the water level and the huge impact force of the head-on water flow on the ship blocking cable in a short time, and can effectively intercept the tail water of illegal ships entering the hydropower station without leaving air.
Furthermore, in order to ensure that the steel wire rope main cable can always float on the water surface after being impacted by severe head-on water flow, the elevation of the main cable fixing device 2 is higher than the highest water level of tail water of the hydropower station; the elevation between an upper anchoring point 9 and a lower anchoring point 10 of the auxiliary cable force transmission device covers the highest water level and the lowest water level of tail water of the hydropower station, and the steel wire rope main cable 1 can be ensured to be always suspended on the water surface in the middle area under the action of the main cylindrical buoy 3, but can be suspended in the air near the main cable fixing device 2 to form an interception gap; the auxiliary steel wire rope 4 is automatically adjusted on the steel wire rope guide rope 7 along with the water level change through the movable pulley mechanism 6 under the action of the auxiliary cylindrical buoy 8, so that the interception vacancy of the main steel wire rope 1 can be effectively compensated, and the non-blind-area connection is realized.
Furthermore, the steel wire rope main rope 1, the steel wire rope auxiliary rope 4 and the steel wire rope guide rope 7 are all made of corrosion-resistant high-strength steel wire ropes. The thickness of the steel wire rope is determined according to the stress condition of the steel wire rope.
Further, the main cylindrical buoy 3 and the auxiliary cylindrical buoy 8 are both made of light environment-friendly PE materials, are cylindrical, ribbed and hollow, and are filled with polyurethane foam. The size and the distance of the buoys are actually determined according to the buoyancy of the steel wire rope and the requirements of blocking the ship.
Furthermore, the main rope fixing device 2 is formed by connecting an expansion bolt 11, a steel wire rope heavy lantern ring 12, bolt fasteners 13 and 16, steel wire rope U-shaped buckles 14 and 15 and an aluminum alloy pressing connector 17, and can ensure that the steel wire rope main rope 1 can always float on the water surface along with the change of the water level after being subjected to the upward buoyancy and the downward gravity of the main cylindrical buoy 3. The fixed connecting device enhances the convenience of assembly. And the reliability of the connection is ensured.
Further, the structure of the auxiliary rope force transmission fixing device is the same as that of the main rope fixing device 2.
Further, the movable pulley mechanism 6 comprises a movable pulley 18, a wheel frame of the movable pulley 18 is connected with the auxiliary steel wire rope cable 4 through bolt fasteners 13 and 16, steel wire rope U-shaped buckles 14 and 15 and an aluminum alloy pressing joint 17, so that the upward buoyancy and the downward gravity of the auxiliary steel wire rope cable 4 borne by the auxiliary cylindrical buoy 8 can be transmitted to the steel wire rope guide rope 7 of the auxiliary cable force transmission device through the movable pulley 18, the auxiliary steel wire rope cable 4 can automatically change along with the change of the tail water level of the power station, and the reserved interception space of the main steel wire rope cable 1 can be effectively compensated.
Further, the steel wire rope main rope 1 and the steel wire rope auxiliary rope 4 are respectively connected with an aluminum alloy pressing joint 17, a steel wire rope heavy lantern ring 12, bolt fasteners 13 and 16, and steel wire rope U-shaped buckles 14 and 15 to a seamless ring 19; and the middle section and the landing section of the steel wire rope main cable 1 and the three sections of the steel wire rope auxiliary cable 4 are connected through the main and auxiliary cable connecting device 5, so that the steel wire rope auxiliary cable 4 can effectively intercept the steel wire rope main cable 1 landing section, and the steel wire rope auxiliary cable is suspended to reserve space.
Example 2:
a use method of a ship blocking device capable of automatically lifting along with the downstream water level change of a hydropower station comprises the following steps:
the method comprises the following steps: connecting a steel wire rope main cable 1 with concrete retaining walls of left and right banks through a main cable fixing device 2;
step two: connecting a steel wire rope auxiliary rope 4 with a steel wire rope main rope 1 through a main and auxiliary rope connecting device 5;
step three: the other end of the steel wire rope auxiliary cable 4 is connected through a movable pulley mechanism 6;
step four: the bottom end of a steel wire rope guide rope 7 is connected with a lower anchoring point 10, and the other end of the steel wire rope guide rope passes through a movable pulley mechanism 6 to be connected with an upper anchoring point 9;
step five: when the tail water level of the hydropower station is changed violently, the steel wire rope main cable 1 can always float on the water surface along with the change of the water level after being subjected to the upward buoyancy and the downward gravity of the main cylindrical buoy 3, and bear the huge head-on impact force of water flow on the ship blocking device, so that the non-blind area blocking is realized;
step six: the interception vacancy formed between the main steel wire rope 1 and two banks is intercepted by the auxiliary steel wire rope 4, the auxiliary steel wire rope 4 can automatically change along with the change of the water level of tail water of a power station in the interception process, the reserved interception vacancy of the main steel wire rope 1 is effectively compensated, and the auxiliary steel wire rope 4 is always suspended on the water surface under the buoyancy of the buoy and the force transmission action of the movable pulley by installing auxiliary rope force transmission devices on the two banks; the intercepting blind area can be effectively solved, and illegal ships cannot pass through the ship stopping device at any position to enter the tail water of the hydropower station.
Claims (9)
1. The utility model provides a follow hydroelectric power station downstream water level changes automatic rising's ship blocking device which characterized in that: the steel wire rope force transmission device comprises a steel wire rope main rope (1), wherein two ends of the steel wire rope main rope (1) are fixed on a concrete retaining wall through main rope fixing devices (2) on left and right banks, a plurality of main cylindrical buoys (3) are uniformly arranged on the steel wire rope main rope (1), two ends of the steel wire rope main rope (1) are respectively connected with a steel wire rope auxiliary rope (4) through main and auxiliary rope connecting devices (5), the other end of the steel wire rope auxiliary rope (4) is connected onto a steel wire rope guide rope (7) of an auxiliary rope force transmission device through a movable pulley mechanism (6), a plurality of auxiliary cylindrical buoys (8) are uniformly arranged on the steel wire rope auxiliary rope (4), and two ends of the steel wire rope guide rope (7) are respectively connected between an upper anchoring point (9) and a lower anchoring point (10) of the auxiliary.
2. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the elevation of the main rope fixing device (2) is higher than the highest water level of tail water of the hydropower station; the height between an upper anchoring point (9) and a lower anchoring point (10) of the auxiliary cable force transmission device covers the highest and lowest water levels of tail water of a hydropower station, and the middle area of the steel wire rope main cable (1) can be always suspended on the water surface under the action of the main cylindrical buoy (3), but can be suspended in the air near the main cable fixing device (2) to form a blocking gap; the auxiliary steel wire rope (4) is automatically adjusted along with the water level change on the steel wire rope guide rope (7) through the movable pulley mechanism (6) under the action of the auxiliary cylindrical buoy (8), so that the problem that the main steel wire rope (1) intercepts the water is solved effectively, and non-blind area connection is realized.
3. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the steel wire rope main rope (1), the steel wire rope auxiliary rope (4) and the steel wire rope guide rope (7) are all made of corrosion-resistant high-strength steel wire ropes.
4. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the main cylindrical buoy (3) and the auxiliary cylindrical buoy (8) are both made of light environment-friendly PE materials, are cylindrical, ribbed and hollow, and are filled with polyurethane foam.
5. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the main rope fixing device (2) is formed by connecting an expansion bolt (11), a steel wire rope heavy lantern ring (12), bolt fasteners (13 and 16), steel wire rope U-shaped buckles (14 and 15) and an aluminum alloy pressing connector (17), and can ensure that the steel wire rope main rope (1) can always float on the water surface along with the change of the water level after being subjected to upward buoyancy and self downward gravity of the main cylindrical buoy (3).
6. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the structure of the auxiliary cable force transmission fixing device is the same as that of the main cable fixing device (2).
7. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the movable pulley mechanism (6) comprises a movable pulley (18), a wheel carrier of the movable pulley (18) is connected with the auxiliary steel wire rope cable (4) through bolt fasteners (13 and 16), steel wire rope U-shaped buckles (14 and 15) and an aluminum alloy pressing joint (17), upward buoyancy and self downward gravity of the auxiliary steel wire rope cable (4) received by an auxiliary cylindrical buoy (8) can be transmitted to the steel wire rope guide rope (7) of the auxiliary cable force transmission device through the movable pulley (18), the auxiliary steel wire rope cable (4) can automatically change along with the change of the tail water level of the power station, and the reserved interception vacancy of the main steel wire rope cable (1) is effectively compensated.
8. The ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in claim 1, wherein: the steel wire rope main rope (1) and the steel wire rope auxiliary rope (4) are respectively connected with an aluminum alloy pressing connector (17), a steel wire rope heavy lantern ring (12), bolt fasteners (13 and 16) and steel wire rope U-shaped buckles (14 and 15) to a seamless ring (19) in sequence; and the middle section and the shore-approaching section of the steel wire rope main rope (1) and the three sections of the steel wire rope auxiliary rope (4) are connected through the main and auxiliary rope connecting device (5), so that the steel wire rope auxiliary rope (4) effectively intercepts the steel wire rope main rope (1) shore-approaching section, and the steel wire rope auxiliary rope is suspended to reserve space.
9. The use method of the ship stopping device capable of automatically lifting along with the downstream water level change of the hydropower station as claimed in any one of claims 1 to 8 is characterized in that:
the method comprises the following steps: connecting a steel wire rope main cable (1) with concrete retaining walls of left and right banks through a main cable fixing device (2);
step two: connecting the steel wire rope auxiliary rope (4) with the steel wire rope main rope (1) through a main and auxiliary rope connecting device (5);
step three: the other end of the steel wire rope auxiliary rope (4) is connected through a movable pulley mechanism (6);
step four: the bottom end of a steel wire rope guide rope (7) is connected with a lower anchoring point (10), and the other end of the steel wire rope guide rope passes through a movable pulley mechanism (6) to be connected with an upper anchoring point (9);
step five: when the tail water level of the hydropower station is changed violently, the steel wire rope main rope (1) can always float on the water surface along with the change of the water level after being subjected to the upward buoyancy and the downward gravity of the main cylindrical buoy (3), and bear the huge head-on impact force of water flow on the ship blocking device, so that non-blind area blocking is realized;
step six: the intercepting vacancy formed between the main steel wire rope (1) and two banks is intercepted by the auxiliary steel wire rope (4), the auxiliary steel wire rope (4) can automatically change along with the change of the water level of tail water of a power station in the intercepting process, the reserved intercepting vacancy of the main steel wire rope (1) is effectively compensated, and the auxiliary steel wire rope (4) is always suspended on the water surface under the buoyancy of a buoy and the force transmission action of a movable pulley by installing auxiliary rope force transmission devices on the two banks; the intercepting blind area can be effectively solved, and illegal ships cannot pass through the ship stopping device at any position to enter the tail water of the hydropower station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010922596.6A CN111962460A (en) | 2020-09-04 | 2020-09-04 | Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010922596.6A CN111962460A (en) | 2020-09-04 | 2020-09-04 | Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station and use method |
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| CN111962460A true CN111962460A (en) | 2020-11-20 |
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| CN202010922596.6A Pending CN111962460A (en) | 2020-09-04 | 2020-09-04 | Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station and use method |
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Cited By (2)
| 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 |
| CN113832920A (en) * | 2021-09-05 | 2021-12-24 | 中国长江三峡集团有限公司 | Arresting device and method for distributing stress along slope |
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| CN108313211A (en) * | 2018-03-21 | 2018-07-24 | 中国电建集团中南勘测设计研究院有限公司 | A kind of floating navigation ban device |
| CN109338983A (en) * | 2018-12-03 | 2019-02-15 | 江苏省水利工程科技咨询股份有限公司 | A kind of adaptation SEA LEVEL VARIATION blocks boat equipment from tensioning |
| CN212294523U (en) * | 2020-09-04 | 2021-01-05 | 中国长江三峡集团有限公司 | Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station |
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2020
- 2020-09-04 CN CN202010922596.6A patent/CN111962460A/en active Pending
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| CN104863094A (en) * | 2015-06-15 | 2015-08-26 | 中水北方勘测设计研究有限责任公司 | Ship blocking cable applicable to reservoir in north cold region |
| CN108313211A (en) * | 2018-03-21 | 2018-07-24 | 中国电建集团中南勘测设计研究院有限公司 | A kind of floating navigation ban device |
| CN109338983A (en) * | 2018-12-03 | 2019-02-15 | 江苏省水利工程科技咨询股份有限公司 | A kind of adaptation SEA LEVEL VARIATION blocks boat equipment from tensioning |
| CN212294523U (en) * | 2020-09-04 | 2021-01-05 | 中国长江三峡集团有限公司 | Ship blocking device capable of automatically lifting along with downstream water level change of hydropower station |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN113832920A (en) * | 2021-09-05 | 2021-12-24 | 中国长江三峡集团有限公司 | Arresting device and method for distributing stress along slope |
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