Enhanced utilization type pumped storage cycle power generation device for closed mine abandoned roadway

By installing support frames, reduction motors and other structures in abandoned mine tunnels, water circulation and power generation are achieved, solving the problems of unstable turbines and insufficient number of blades in existing pumped storage devices, and improving power generation efficiency and practicality.

CN120650102AInactive Publication Date: 2025-09-16HENAN ACADEMY OF SCIENCES +1
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Patent Information

Application Number
CN202510960770.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-12
Publication Date
2025-09-16
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing pumped storage devices are not convenient for extracting water, the turbine operation is unstable, and the number of blades per unit time is small, resulting in poor practicality.

Method used

A pumped-storage circulating power generation device for enhanced utilization of abandoned tunnels in closed mines is used to realize water circulation through structures such as support frames, reduction motors, rocker arms, slide rails, push rods, pistons, rubber rings, and one-way valves, and to generate electricity through the runners and generators in the power generation device.

Benefits of technology

It realizes the stable circulation of water and efficient power generation, and improves the practicality and power generation efficiency of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a closed mine abandoned roadway enhanced utilization type pumped storage cycle power generation device which comprises a roadway, an equipment room is arranged on one side of the top end of the roadway, a supporting frame is installed at the top end of the inner wall of the equipment room, a cylinder is installed at the center of the inner wall of the supporting frame, and a push rod is inserted into an inner cavity of the supporting frame. A water circulation mechanism is arranged at the bottom end of the push rod, a reciprocating motion mechanism is arranged at the top end of the supporting frame, a power generation device is arranged on the other side of the top end of the roadway, and the reciprocating motion mechanism comprises a motor base, a gear motor, a swing rod, a sliding rail and the push rod. According to the reinforced utilization type pumped storage circulating power generation device for closing the mine abandoned roadway, water in the roadway can be circulated when needed through the structures such as the supporting frame, the gear motor, the swing rod, the sliding rail, the push rod, the first piston, the rubber ring, the second piston, the drainage pipe, the one-way valve and the water suction pipe, and water calling is achieved.
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Claims

1. A pumped storage cycle power generation device for enhanced utilization of abandoned mine tunnels, comprising a tunnel (1), characterized in that: An equipment room (2) is provided on one side of the top of the tunnel (1), a support frame is installed on the top of the inner wall of the equipment room (2), a cylinder (15) is installed at the center of the inner wall of the support frame, a push rod (20) is inserted into the inner cavity of the support frame, a water circulation mechanism is provided at the bottom end of the push rod (20), a reciprocating motion mechanism is provided at the top of the support frame, and a power generation device is provided on the other side of the top of the tunnel (1); The reciprocating motion mechanism comprises a motor base, a reduction motor (11), a rocker (12), a slide rail (13) and a push rod (20); A motor seat is installed at the top of the center position of the inner wall of the support frame, and the top of the motor seat is bolted to a reduction motor (11), the output of the reduction motor (11) is welded to one end of a rocker (12), the other end of the rocker (12) is sleeved with a slide rail (13), and the end of the slide rail (13) is welded to a push rod (20); The power generation device comprises a first housing (5), a first rotor (9), a first generator, a connecting block (7), a connecting pipe (6), a second housing (8), a second rotor (10) and a second generator; A second shell (8) is provided on the other side of the top of the tunnel (1), a second rotor (10) is provided in the inner cavity of the second shell (8), and the second rotor (10) is connected to the input end of the second generator through a rotating shaft. A connecting block (7) is fixedly connected to the top of the second shell (8), and the top of the connecting block (7) is connected to the first shell (5). A first rotor (9) is provided in the inner cavity of the first shell (5), and the first rotor (9) is connected to the input end of the first generator through a rotating shaft. A connecting pipe (6) is connected to the inner sides of the second shell (8) and the first shell (5).

2. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 1, characterized in that: The water circulation mechanism comprises a cylinder (15), a first piston (18), a rubber ring (19), a second piston (14), a water suction pipe (3), a one-way valve (17) and a drain pipe (4); A first piston (18) is welded to the bottom end of the push rod (20), and the top end of the first piston (18) contacts a rubber ring (19). A second piston (14) is welded to the center position of the bottom end of the push rod (20). A one-way valve (17) is axially connected to the outer wall of one side of the bottom end of the inner wall of the cylinder (15). One end of the one-way valve (17) is installed with one end of the water suction pipe (3). A drainage pipe (4) is connected to one side of the center position of the cylinder (15).

3. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 2, characterized in that: The drainage pipe (4) is connected to the top end of the first shell (5), and the water suction pipe (3) passes through the equipment room (2) and the tunnel (1), and extends into the bottom end of the inner cavity of the tunnel (1).

4. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 1 is characterized in that: The length of the rocker rod (12) is half the length of the inner cavity of the slide rail (13).

5. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 2 is characterized in that: The diameter of the rubber ring (19) is smaller than the distance from the edge of the first piston (18) to the inner wall of the cylinder (15), and the diameter of the rubber ring (19) is larger than the distance from the edge of the second piston (14) to the inner wall of the cylinder (15).

6. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 2, characterized in that: The rubber ring (19) is a circular rubber ring.

7. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 1 is characterized in that: The slide rail (13) is a circular slide rail.

8. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 2, characterized in that: The cylinder (15) is a cylindrical cylinder.

9. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 1, characterized in that: The cross-sectional shape of the support frame is "日"-shaped.

10. The pumped-storage cycle power generation device for enhanced utilization of abandoned tunnels in closed mines according to claim 1, characterized in that: The number of the power generation devices is at least one group.