An improved flywheel energy storage device

Abstract

The utility model discloses an improved flywheel energy storage device, comprising a flywheel outer shell and an installation connection base arranged at the bottom position thereof; a connecting movable buckle block is arranged at the side position of the installing connection base, a movable connecting strip block is arranged at the bottom position of the connecting movable buckle block, a central connecting threaded column is arranged at the middle position of the movable connecting strip block, a toggle adjustment knob is arranged at the outer position of the central connecting threaded column near the left end, the toggle adjustment knob and the central connecting threaded column are an integrated structure, and the toggle adjustment knob can be rotated to rotate the central connecting threaded column, so that the movable connecting strip block drives the connecting movable buckle block to move, and when it moves to the installation connection base position, the installation connection base will be generally sleeved, through the improvement of the utility model, installation and disassembly are convenient and quick, and the work efficiency of the staff can be effectively improved, thereby effectively improving the practicality of use.

Description

Technical Field

[0001] The utility model belongs to the technical field related to electric energy storage, and specifically relates to an improved flywheel energy storage device. Background Art

[0002] The flywheel energy storage system is an energy storage device for electromechanical energy conversion. The system uses physical methods to store energy and realizes the mutual conversion and storage between electrical energy and the mechanical kinetic energy of the high-speed running flywheel through an electric / generating reciprocal bidirectional motor. The flywheel energy storage system is a mechanical energy storage system with broad application prospects, with high energy storage density, strong adaptability and wide application range.

[0003] However, the flywheel energy storage device is usually installed and connected to a specified position by screws passing through a supporting chassis, which is relatively troublesome to install and disassemble, and is not conducive to improving the installation and disassembly efficiency of the workers.

[0004] The utility model is aimed at improving the above-mentioned problem, and specifically relates to an improved flywheel energy storage device which is easy to install. Utility Model Content

[0005] The purpose of the utility model is to provide an improved flywheel energy storage device to solve the problem that the flywheel energy storage device proposed in the above background technology is usually installed and connected to a specified position by screws passing through a supporting chassis, which is relatively troublesome to install and disassemble, and is not conducive to improving the installation and disassembly efficiency of the staff.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an improved flywheel energy storage device, comprising a flywheel outer shell and a mounting and connecting base arranged at the bottom of the flywheel outer shell;

[0007] A pre-connected mounting chassis is provided at the bottom position of the mounting and connecting base, a connecting movable buckle block is provided at the side position of the mounting and connecting base, a movable connecting strip is provided at the bottom position of the connecting movable buckle block, a central connecting threaded column is provided at the middle position of the movable connecting strip, a toggle adjustment knob is provided at the outer position of the central connecting threaded column near the left end, the toggle adjustment knob and the central connecting threaded column are an integrated structure, and rotating the toggle adjustment knob can rotate the central connecting threaded column, so that the movable connecting strip drives the connecting movable buckle block to move, and when it moves to the position of the mounting and connecting base, the mounting and connecting base will be generally socketed.

[0008] Preferably, the pre-connection mounting chassis is provided with a threaded through hole, and the pre-connection mounting chassis can be connected to a designated position by passing a screw through the threaded through hole.

[0009] Preferably, an electromagnetic bearing is provided at the outer side of the flywheel body, and the electromagnetic bearing is connected to the inner side of the flywheel outer shell through screws.

[0010] Preferably, a flywheel body is arranged at an inner side of the flywheel outer shell, and a motor rotor is arranged at an upper side of the flywheel body.

[0011] Preferably, a motor housing is disposed at an upper position of the flywheel housing, and a motor stator is disposed on an outer side of the motor rotor and located at an inner position of the motor housing.

[0012] Preferably, an upper connecting bearing seat is provided at the upper side of the connecting motor rotor, and the connecting motor rotor and the upper connecting bearing seat are rotatably connected via a rotating shaft.

[0013] Preferably, a lower bearing seat is provided at the bottom of the flywheel body, and the flywheel body and the lower bearing seat are rotatably connected via a rotating shaft.

[0014] Preferably, a connecting buckle ring is provided at an upper side surface of the flywheel outer shell near the edge, and the connecting buckle ring is rotatably connected to the flywheel outer shell through a threaded column.

[0015] Compared with the prior art, the utility model provides an improved flywheel energy storage device, which has the following beneficial effects:

[0016] In the improved flywheel energy storage device, a pre-connected mounting chassis is arranged at the bottom position of the mounting and connecting base, a connecting and moving buckle block is arranged at the side position of the mounting and connecting base, a mobile connecting strip is arranged at the bottom position of the connecting and moving buckle block, a central connecting threaded column is arranged at the middle position of the mobile connecting strip, a toggle adjustment knob is arranged at the outer position of the central connecting threaded column near the left end, the toggle adjustment knob and the central connecting threaded column are an integrated structure, and rotating the toggle adjustment knob can rotate the central connecting threaded column, so that the mobile connecting strip drives the connecting and moving buckle block to move, and when it moves to the position of the mounting and connecting base, the mounting and connecting base will be generally socketed. Through the improvement of the utility model, installation and disassembly are convenient and quick, which can effectively improve the work efficiency of the staff and thus effectively improve the practicality of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the improved flywheel energy storage device of the utility model.

[0018] Figure 2 It is an enlarged structural diagram of the improved flywheel energy storage device of the utility model at position A.

[0019] Figure 3It is a schematic diagram of the cross-sectional structure at position A of the improved flywheel energy storage device of the present utility model.

[0020] In the figure: 1. Flywheel outer shell; 2. Motor outer shell; 3. Connecting motor rotor; 4. Connecting motor stator; 5. Electromagnetic bearing; 6. Flywheel body; 7. Connecting buckle ring; 8. Lower bearing seat; 9. Pre-connecting mounting chassis; 10. Upper connecting bearing seat; 11. Installing connecting base; 12. Connecting movable buckle block; 13. Turning adjustment knob; 14. Moving connecting bar block; 15. Center connecting threaded column. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-3 As shown, an improved flywheel energy storage device comprises a flywheel outer shell 1 and an installation and connection base 11 arranged at the bottom position of the flywheel outer shell 1; a pre-connected installation chassis 9 is arranged at the bottom position of the installation and connection base 11, a connecting movable buckle block 12 is arranged at the side position of the installation and connection base 11, a movable connecting strip block 14 is arranged at the bottom position of the connecting movable buckle block 12, a central connecting threaded column 15 is arranged at the middle position of the movable connecting strip block 14, a toggle adjustment knob 13 is arranged at the outer position of the central connecting threaded column 15 near the left end, the toggle adjustment knob 13 and the central connecting threaded column 15 are an integrated structure, rotating the toggle adjustment knob 13 can make the central connecting threaded column 15 rotate, so that the movable connecting strip block 14 drives the connecting movable buckle block 12 to move, and when it moves to the position of the installation and connection base 11, the installation and connection base 11 will be generally socketed, through the improvement of the utility model, installation and disassembly are convenient and quick, which can effectively improve the work efficiency of the staff and thus effectively improve the practicality of use.

[0023] like Figure 1 As shown, the pre-connection mounting chassis 9 is provided with a threaded through hole, and the pre-connection mounting chassis 9 can be connected to a designated position by screws passing through the threaded through hole. The pre-connection mounting chassis 9 can be pre-installed to the designated position by screws, so as to facilitate the subsequent disassembly and replacement when problems occur in the flywheel energy storage device.

[0024] like Figure 1As shown, an electromagnetic bearing 5 is arranged at the outer side of the flywheel body 6, and the electromagnetic bearing 5 is connected to the inner side of the flywheel outer shell 1 by screws. The flywheel body 6 is arranged at the inner side of the flywheel outer shell 1, and a motor rotor 3 is arranged at the upper side of the flywheel body 6, a motor outer shell 2 is arranged at the upper side of the flywheel outer shell 1, and a motor stator 4 is arranged at the outer side of the motor rotor 3 and located at the inner side of the motor outer shell 2, and a motor outer shell 2 is arranged at the upper side of the flywheel outer shell 1, and a motor stator 4 is arranged at the outer side of the motor rotor 3 and located at the inner side of the motor outer shell 2. Sub 4, the electric energy is converted by the power converter to drive the motor to run, and the motor drives the connected motor rotor 3 to accelerate the rotation until a certain set speed is reached. The flywheel body 6 stores the energy in the form of kinetic energy, completing the energy storage process of converting electric energy into mechanical kinetic energy. The energy is stored in the high-speed rotating flywheel body 6. When the energy needs to be released, the motor is used as a generator. The high-speed rotating flywheel body 6 drags the motor to generate electricity, and the power converter outputs the current and voltage suitable for the load, completing the energy release process of converting mechanical kinetic energy into electric energy. During the energy release process, the speed of the flywheel body 6 continues to decrease.

[0025] like Figure 1 As shown, an upper connecting bearing seat 10 is arranged at the upper side of the connecting motor rotor 3, and the connecting motor rotor 3 and the upper connecting bearing seat 10 are rotatably connected through a rotating shaft. A lower bearing seat 8 is arranged at the bottom position of the flywheel body 6, and the flywheel body 6 and the lower bearing seat 8 are rotatably connected through a rotating shaft. Both the upper connecting bearing seat 10 and the lower bearing seat 8 are used to support and assist the rotation of the flywheel body 6.

[0026] like Figure 1 As shown, a connecting buckle ring 7 is provided at the upper side surface of the flywheel outer shell 1 near the edge. The connecting buckle ring 7 is connected to the flywheel outer shell 1 by rotating through a threaded column. The setting of the connecting buckle ring 7 is used to facilitate the crane buckling and transportation of the flywheel outer shell 1 to move it to a specified position.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An improved flywheel energy storage device, comprising: A flywheel body (6), a flywheel outer shell (1), and a mounting connection base (11) arranged at the bottom of the flywheel outer shell (1); Features: A pre-connected mounting chassis (9) is provided at the bottom of the mounting and connecting base (11), a connecting movable buckle block (12) is provided at the side of the mounting and connecting base (11), a movable connecting strip (14) is provided at the bottom of the connecting movable buckle block (12), a central connecting threaded column (15) is provided at the middle of the movable connecting strip (14), a toggle adjustment knob (13) is provided at the outer position of the central connecting threaded column (15) near the left end, the toggle adjustment knob (13) and the central connecting threaded column (15) are an integrated structure, and rotating the toggle adjustment knob (13) can cause the central connecting threaded column (15) to rotate, so that the movable connecting strip (14) drives the connecting movable buckle block (12) to move, and when it moves to the position of the mounting and connecting base (11), it will generally be sleeved with the mounting and connecting base (11).

2. An improved flywheel energy storage device according to claim 1, characterized in that: The pre-connection installation chassis (9) is provided with a threaded through hole, and the pre-connection installation chassis (9) can be connected to a designated position by screws passing through the threaded through hole.

3. The improved flywheel energy storage device according to claim 1, characterized in that: An electromagnetic bearing (5) is arranged at the outer side of the flywheel body (6), and the electromagnetic bearing (5) is connected to the inner side of the flywheel outer shell (1) via screws.

4. The improved flywheel energy storage device according to claim 1, characterized in that: A flywheel body (6) is arranged at the inner side of the flywheel outer shell (1), and a motor rotor (3) is arranged at the upper side of the flywheel body (6).

5. An improved flywheel energy storage device according to claim 4, characterized in that: A motor housing (2) is arranged at the upper side of the flywheel housing (1), and a motor stator (4) is arranged on the outer side of the motor rotor (3) and located at the inner side of the motor housing (2).

6. An improved flywheel energy storage device according to claim 5, characterized in that: An upper connecting bearing seat (10) is arranged at the upper side of the connecting motor rotor (3), and the connecting motor rotor (3) and the upper connecting bearing seat (10) are rotatably connected via a rotating shaft.

7. An improved flywheel energy storage device according to claim 4, characterized in that: A lower bearing seat (8) is arranged at the bottom of the flywheel body (6), and the flywheel body (6) and the lower bearing seat (8) are rotatably connected via a rotating shaft.

8. The improved flywheel energy storage device according to claim 1, characterized in that: A connecting buckle ring (7) is provided at an upper side surface of the flywheel outer shell (1) close to the edge, and the connecting buckle ring (7) is rotatably connected to the flywheel outer shell (1) via a threaded column.

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