CN216999518U

CN216999518U - System for preventing floating ice in icing period of water reservoir in high altitude area from damaging dam surface

Info

Publication number: CN216999518U
Application number: CN202220689478.XU
Authority: CN
Inventors: 金辰杰; 刘芳; 王昌勋
Original assignee: Qinghai Yinda Jihuang Engineering Comprehensive Development Co ltd
Current assignee: Qinghai Yinda Jihuang Engineering Comprehensive Development Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-19
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a system for preventing floating ice in the ice-forming period of a reservoir in a high altitude area from damaging a dam surface, which is tested according to the ice-melting effect of a submersible pump, wherein the ice-melting effect of the submersible pump is optimal about 5 meters below the water surface, and the ice-melting diameter can reach 80 meters by taking the submersible pump as a circle center; arranging one submersible pump every 60-70 meters according to the width of the dam face of the reservoir, fixing the submersible pumps on a bracket provided with rollers, uniformly distributing the submersible pumps 5 meters below a water area near the dam face of the reservoir, and enabling water outlets of the submersible pumps to be vertical to the water surface; 6 feeder lines are led out from the low-voltage side of the transformer, power is respectively supplied to the submersible pump and the winch through the power supply control box, and the depth and the maintenance of the submersible pump are adjusted through the fixed rope distribution and the winch. The gyro wheel of support bottom not only makes things convenient for the fixed of immersible pump, still can realize being convenient for its walking on the dam surface when the adjustment of immersible pump degree of depth and later stage are overhauld. The whole device has simple structure and ideal cost, and is a preferred scheme for reservoir dam facing and equipment protection of deep water areas in high altitude areas.

Description

System for preventing floating ice in icing period of water reservoir in high altitude area from damaging dam surface

Technical Field

The utility model relates to the technical field of dam surface protection in the icing period of a reservoir in a high altitude area, in particular to a system for preventing floating ice in the icing period of the reservoir in the high altitude area from damaging a dam surface.

Background

In winter, the reservoir in the high-altitude area has a higher altitude and a longer icing period, and generally begins to freeze in the last 12 months and begins to melt floating ice on the water surface in the last 4 months of the year. The icing period is more than 4 months, and the water temperature of the reservoir can expand after being frozen, so that the floating ice expansion volume is increased after the water is frozen, the dam structure and equipment formed by the sand gravel concrete panels are damaged, and the joints of the concrete panels and the concrete panels are damaged by extruding the concrete panels. Under the existing conditions, in order to reduce the damage to the dam concrete panel and the concrete panel equipment in the icing period, only the water level of the reservoir at the beginning of the icing period can be maintained, and the reservoir water level is allowed to be adjusted to a larger extent until the floating ice melts in the next year.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model is additionally provided with a plurality of submersible pumps at the joint of the dam surface and the water surface based on the disturbance of the submersible pumps to the surrounding water body and the alternating flow of water flow during the operation of the submersible pumps, thereby achieving the purpose of preventing the water body near the submersible pumps from icing. The purpose is to provide a system for preventing floating ice in the icing period of a reservoir in a high altitude area from damaging a dam surface.

In order to achieve the purpose, the utility model provides the following technical scheme:

a system for preventing floating ice in the icing period of a reservoir in a high altitude area from damaging a dam surface comprises a submersible pump 1, a bracket 2, a winch 3, a fixed rope 4, a transformer 5 and a power supply control box 6;

the number of the submersible pumps 1 is multiple, the submersible pumps 1 are respectively fixed on the plurality of brackets 2, the submersible pumps 1 and the brackets 2 are uniformly distributed below a water area near the dam surface of the reservoir, and a water outlet of each submersible pump 1 is vertical to the water surface; the winch 3 is arranged at the top of the dam surface of the reservoir, one end of the fixed rope 4 is fixedly wound in the winch 3, and the submersible pump 1 and the bracket 2 are fixed at the other end of the fixed rope; the transformer 5 is fixed on the wall of the reservoir dam, and the power supply control box 6 is installed on the wall of the reservoir dam close to the direction of the winch 3; the transformer 5 is electrically connected with the power supply control box 6; the power supply control box 6 is electrically connected with the submersible pump 1 and the winch 3; the submersible pump 1 is electrically connected with the winch 3.

Furthermore, the number of the submersible pumps 1 is determined according to the width of the dam surface of the reservoir, one submersible pump 1 is arranged at intervals of 60-70 meters, the model of the submersible pump 1 is QY65-10-3, the power is 3kW, the lift is 10m, and the flow rate is 65m³H, melting ice with the diameter of 80 meters; the submersible pump 1 is located at a depth of 5 meters below the water surface.

Further, gyro wheel 7 is installed to support 2 bottom, makes things convenient for immersible pump 1 fixed, when the degree of depth of immersible pump 1 needs adjustment and later stage maintenance in addition, is convenient for it to walk on the dam facing.

Furthermore, the winch 3 is a small winch, and is matched with the fixed rope 4 to adjust the depth of the submersible pump 1 and pull the submersible pump 1 out of a water area when the submersible pump 1 needs to be maintained.

Further, the fixed rope 4 is a stainless steel wire rope with the length of 40-80 meters, and the depth and the overhaul of the submersible pump are adjusted by matching with the winch 3.

Further, the transformer 5 is an American transformer with the model number S11-50 kVA.

Further, the number of the winches 3, the brackets 2 and the power supply control boxes 6 is the same as that of the submersible pumps 1.

Compared with the prior art, the utility model has the following beneficial effects:

according to the ice melting effect test of the submersible pump, the ice melting effect of the submersible pump is optimal about 5 meters below the water surface, and the ice melting diameter can reach 80 meters by taking the submersible pump as a circle center; according to the width of the dam face of the reservoir, one submersible pump is arranged every 6-7 meters, the submersible pumps are fixed on a support provided with rollers and are uniformly distributed at the position 5 meters below a water area near the dam face of the reservoir, and the water outlets of the submersible pumps are vertical to the water surface; 6 feeder lines are led out from the low-voltage side of the transformer, power is respectively supplied to the submersible pump and the winch through the power supply control box, and the depth and the overhaul of the submersible pump are adjusted through the fixed rope and the winch. The idler wheel at the bottom of the support is convenient for fixing the submersible pump, and the submersible pump can conveniently walk on the dam surface when being adjusted in depth and maintained in later period. The whole device has simple structure and ideal cost, and is a preferred scheme for reservoir dam facing and equipment protection of the deep water region in the high-altitude area.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the system of the present invention;

FIG. 2 is a schematic structural view of a stent according to the present invention;

FIG. 3 is a circuit control diagram of the system of the present invention.

In the figure: 1. a submersible pump; 2. a support; 3. a winch; 4. fixing a rope; 5. a transformer; 6. a power supply control box; 7. and a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Example 1

Referring to the attached drawings 1-3, the system for preventing the damage of floating ice on the dam surface in the icing period of the reservoir in the high altitude area comprises a submersible pump 1, a bracket 2, a winch 3, a fixed rope 4, a transformer 5 and a power supply control box 6; the number of the submersible pumps 1 is multiple, the plurality of submersible pumps 1 are respectively fixed on the plurality of brackets 2, the submersible pumps 1 and the brackets 2 are uniformly distributed below a water area near the dam surface of the reservoir, and a water outlet of each submersible pump 1 is vertical to the water surface; the winch 3 is arranged at the top of the dam surface of the reservoir, one end of the fixed rope 4 is fixedly wound in the winch 3, and the submersible pump 1 and the bracket 2 are fixed at the other end of the fixed rope; the transformer 5 is fixed on the wall of the reservoir dam, and the power supply control box 6 is arranged on the wall of the reservoir dam close to the direction of the winch 3; the transformer 5 is electrically connected with the power supply control box 6; the power supply control box 6 is electrically connected with the submersible pump 1 and the winch 3; the submersible pump 1 is electrically connected with the winch 3.

Optimally, the number of the submersible pumps 1 is determined according to the width of the dam surface of the reservoir, one submersible pump 1 is arranged every 60-70 meters, the model of the submersible pump 1 is QY65-10-3, the power is 3kW, the lift is 10m, and the flow rate is 65m³H, melting ice with the diameter of 80 meters; the submersible pump 1 is located at a depth of 5 meters below the water surface.

Optimized, gyro wheel 7 is installed to support 2 bottoms, makes things convenient for immersible pump 1's fixed, when the degree of depth of immersible pump 1 needs adjustment and later stage maintenance in addition, is convenient for it to walk on the dam facing.

Preferably, the winch 3 is a small winch, the depth of the submersible pump 1 is adjusted by matching with the fixed rope 4, and the submersible pump 1 is pulled out of a water area when needing to be maintained.

Preferably, the fixed rope 4 is a stainless steel wire rope with the length of 40-80 meters, and the winch 3 is matched to adjust the depth and overhaul of the submersible pump.

Preferably, the transformer 5 is an American transformer with the model number S11-50 kVA.

Preferably, the number of the winches 3, the brackets 2 and the power supply control boxes 6 is the same as that of the submersible pumps 1.

Example 2

Based on embodiment 1, as shown in the attached drawings 1-3, the system for preventing the damage of the floating ice on the dam surface in the icing period of the reservoir in the high altitude area, disclosed by the utility model, comprises the steps of fixing the submersible pump 1 on the support 2 when in use, starting a power supply, releasing the fixed rope 4 by the winch 3, slowly enabling the submersible pump 1 to enter the water along the dam surface of the reservoir along with the roller on the support 2, stopping the winch 3 when the submersible pump reaches the depth of 5 meters under the water, and starting the submersible pump 1 to work; when the submersible pump 1 needs to be maintained or the depth is adjusted, the submersible pump 1 is closed, the winch 3 is started again, and the submersible pump 1 is slowly pulled out of the water area.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent that high altitude area reservoir icing period floating ice from destroying system of dam facing which characterized in that: comprises a submersible pump (1), a bracket (2), a winch (3), a fixed rope (4), a transformer (5) and a power supply control box (6); the device comprises a plurality of submerged pumps (1), wherein the submerged pumps (1) are respectively fixed on a plurality of supports (2), the submerged pumps (1) and the supports (2) are uniformly distributed below a water area near the dam surface of the reservoir, and a water outlet of each submerged pump (1) is vertical to the water surface; the winch (3) is arranged at the top of the dam surface of the reservoir, one end of the fixed rope (4) is fixedly wound in the winch (3), and the submersible pump (1) and the support (2) are fixed at the other end of the fixed rope; the transformer (5) is fixed on the wall of the reservoir dam, and the power supply control box (6) is installed on the wall of the reservoir dam close to the direction of the winch (3); the transformer (5) is electrically connected with the power supply control box (6); the power supply control box (6) is electrically connected with the submersible pump (1) and the winch (3); the submersible pump (1) is electrically connected with the winch (3).

2. The system for preventing the floating ice from damaging the dam surface in the icing period of the reservoir in the high-altitude area as claimed in claim 1, wherein: the quantity of the submersible pumps (1) is determined according to the width of the dam surface of the reservoir, one submersible pump (1) is arranged at intervals of 60-70 meters, the type of the submersible pump (1) is QY65-10-3, the power is 3kW, the lift is 10m, and the flow is 65m³H, melting ice with the diameter of 80 meters; the submersible pump (1) is located at a depth of 5 meters below the water surface.

3. The system for preventing the floating ice from damaging the dam surface in the icing period of the reservoir in the high-altitude area as claimed in claim 1, wherein: and the bottom of the bracket (2) is provided with a roller (7).

4. The system for preventing the damage of the floating ice on the dam surface in the ice-forming period of the reservoir in the high altitude area as claimed in claim 1, wherein: the winch (3) is a small-sized winch.

5. The system for preventing the damage of the floating ice on the dam surface in the ice-forming period of the reservoir in the high altitude area as claimed in claim 1, wherein: the fixed rope (4) is a stainless steel wire rope with the length of 40-80 meters.

6. The system for preventing the damage of the floating ice on the dam surface in the ice-forming period of the reservoir in the high altitude area as claimed in claim 1, wherein: the transformer (5) is an American transformer with the model number of S11-50 kVA.

7. The system for preventing the damage of the floating ice on the dam surface in the ice-forming period of the reservoir in the high altitude area as claimed in claim 1, wherein: the number of the winches (3), the brackets (2) and the power supply control boxes (6) is consistent with that of the submersible pumps (1).