Flywheel energy storage device

Abstract

The utility model relates to the technical field of flywheel energy storage, and discloses a flywheel energy storage device which comprises a shell, a cover plate fixedly connected to the upper end of the shell through bolts, a wheel body rotatably connected to the interior of the shell, and a sound insulation assembly arranged at the outer end of the shell and comprising a sound insulation felt fixedly connected to the inner side of the outer end of the shell. Sound insulation cotton is fixedly connected to the outer end of the sound insulation felt, a mounting assembly is arranged at the lower end of the shell, and a buffer assembly is arranged in the mounting assembly and can conduct shock absorption on the lower end of the shell, and the mounting assembly comprises a mounting sleeve arranged at the lower end of the shell in a sleeving mode; through cooperation of a sound insulation assembly, a mounting assembly and a buffer assembly, noise generated during operation of the wheel body can be reduced, so that noise pollution caused by the noise to the surrounding environment is reduced, through cooperation of a water storage assembly, a cooling assembly and a guide assembly, the outer end of the shell can be cooled, and the service life of the wheel body is prolonged. And meanwhile, the noise reduction effect is further improved through the guide assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to flywheel energy storage technology field, specifically, a flywheel energy storage device. BACKGROUND

[0002] Flywheel energy storage device, it is a kind of equipment using high-speed rotating flywheel to store and release energy, with high density, high charge-discharge efficiency, long service life and fast response speed and so on.

[0003] Flywheel energy storage device, it is mainly composed of flywheel, motor, bearing, vacuum chamber and control system etc., when charging, electric energy drives motor to drive flywheel to accelerate rotation, and the mechanical energy of flywheel is stored, when discharging, flywheel drives motor to operate as generator, and the mechanical energy of flywheel is converted into electric energy to release, to meet the demand of load.

[0004] Traditional flywheel energy storage device, in the use process, since motor drives flywheel to rotate at high speed, so as to store electric energy using mechanical kinetic energy, flywheel will generate larger noise when operating at high speed, and larger noise is easy to cause impact on surrounding environment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of flywheel energy storage device, solve the flywheel energy storage device in prior art, in the use process, flywheel rotation will generate larger noise, and noise is easy to cause noise pollution to surrounding environment.

[0006] The utility model provides the following technical scheme: a kind of flywheel energy storage device, including shell, the shell upper end is connected by bolt fixed with cover plate, and shell interior is rotatably connected with wheel body, the shell outer end is provided with sound insulation component, and sound insulation component includes the sound insulation felt of shell outer end inner side fixed connection, the sound insulation felt outer end is fixedly connected with sound insulation cotton, and shell lower end is provided with mounting assembly, the mounting assembly is provided with buffer assembly, can be damped to shell lower end.

[0007] By the above technical scheme;Sound insulation felt and sound insulation cotton are used to block and absorb the noise in shell interior.

[0008] As the preferred technical scheme, the mounting assembly includes mounting sleeve that shell lower end is sleeved, and mounting sleeve lower end is fixedly connected with connecting piece.

[0009] As the preferred technical scheme of the above, the buffer assembly comprises a buffer cotton layer fixedly connected to the inner side of the mounting sleeve, and the upper end of the buffer cotton layer is fixedly connected to the shell, a spring is inserted into the buffer cotton layer, the upper end of the spring is fixedly connected to the shell, the lower end of the spring is fixedly connected to the mounting sleeve, and a damper is sleeved on the outer side of the spring, the upper end of the damper is fixedly connected to the shell, and the lower end of the damper is fixedly connected to the buffer cotton layer.

[0010] Through the above technical scheme, the vibration generated by the rotation of the wheel body is buffered by the elastic potential energy of the buffer cotton layer and the damper.

[0011] As the preferred technical scheme of the above, the upper end of the shell is provided with a water storage assembly, and the water storage assembly comprises a water tank provided at the upper end of the shell, and the upper end of the water tank is fixedly connected with a water inlet.

[0012] Through the above technical scheme, the cooling water can be injected into the water tank through the water inlet for storage.

[0013] As the preferred technical scheme of the above, the upper end of the water tank is provided with a cooling assembly, and the cooling assembly comprises a water pump fixedly connected to the upper end of the water tank, one end of the water pump close to the water tank is fixedly connected with a first water suction pipe, and the other end of the first water suction pipe away from the water pump is inserted into the water tank.

[0014] As the preferred technical scheme of the above, the other end of the water pump away from the first water suction pipe is fixedly connected with a first water discharge pipe, the other end of the first water discharge pipe away from the water pump is fixedly connected with an outer cylinder, the inner side of the outer cylinder is fixedly connected to the outer side of the shell, and the lower end of the water tank is fixedly connected to the outer cylinder.

[0015] Through the above technical scheme, after the cooling water fills the shell, a water wall is formed, which can absorb the heat in the shell and further block the noise.

[0016] As the preferred technical scheme of the above, the lower end of the outer cylinder is provided with a guide assembly, and the guide assembly comprises a second water discharge pipe fixedly connected to the lower end of the outer cylinder, one end of the second water discharge pipe away from the outer cylinder is fixedly connected to the water tank, the other end of the second water discharge pipe close to the water tank is sleeved with a limiting plate, and the one end of the limiting plate close to the water tank is fixedly connected to the water tank.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] The flywheel energy storage device can reduce noise pollution caused by noise to the surrounding environment by cooperating the sound insulation assembly, the mounting assembly and the buffer assembly, and can further improve the noise reduction effect by cooperating the water storage assembly, the cooling assembly and the guide assembly to cool the outer end of the shell. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a first perspective view of a flywheel energy storage device;

[0020] Figure 2 It is a second perspective view of a flywheel energy storage device;

[0021] Figure 3 It is a cross-sectional view of a flywheel energy storage device;

[0022] Figure 4 It is Figure 3 It is an enlarged view of structure A in the middle.

[0023] In the figure: 1, shell; 11, cover plate; 12, wheel body; 2, sound insulation assembly; 21, sound insulation felt; 22, sound insulation cotton; 3, mounting assembly; 31, mounting sleeve; 32, connecting piece; 4, buffer assembly; 41, buffer cotton layer; 42, spring; 43, damper; 5, water storage assembly; 51, water tank; 52, water inlet; 6, cooling assembly; 61, water pump; 62, first water suction pipe; 63, first water discharge pipe; 64, outer cylinder; 7, guiding assembly; 71, second water discharge pipe; 72, limiting plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0025] As Figure 1 - Figure 4 The utility model provides a technical scheme: a flywheel energy storage device, including shell 1, shell 1 upper end is connected with cover plate 11 through bolt fixing, and shell 1 inside rotationally connected with wheel body 12, shell 1 outer end is provided with sound insulation assembly 2, and sound insulation assembly 2 includes the sound insulation felt 21 of shell 1 outer end inner side fixed connection, sound insulation felt 21 outer end is fixedly connected with sound insulation cotton 22, and shell 1 lower end is provided with mounting assembly 3, and mounting assembly 3 is provided with buffer assembly 4 inside, can be damped to shell 1 lower end, can pass through the cooperation of sound insulation assembly 2, mounting assembly 3 and buffer assembly 4, the noise generated when wheel body 12 is operated is handled, to reduce the noise pollution caused to the surrounding environment by noise, can pass through the cooperation of water storage assembly 5, cooling assembly 6 and guiding assembly 7, the outer end of shell 1 is handled, and guiding assembly 7 is further used to improve the noise reduction effect.

[0026] As Figure 1 Indicated, mounting assembly 3 includes the mounting sleeve 31 of shell 1 lower end sleeve, and mounting sleeve 31 lower end is fixedly connected with connecting piece 32, and mounting sleeve 31 is installed and fixed to shell 1 etc. through connecting piece 32.

[0027] As Figure 3 shown, the buffer assembly 4 includes a buffer cotton layer 41 fixedly connected inside the mounting sleeve 31, and the upper end of the buffer cotton layer 41 is fixedly connected to the shell 1, a spring 42 is inserted inside the buffer cotton layer 41, and the upper end of the spring 42 is fixedly connected to the shell 1, the lower end of the spring 42 is fixedly connected to the mounting sleeve 31, and a damper 43 is sleeved outside the spring 42, the upper end of the damper 43 is fixedly connected to the shell 1, and the lower end of the damper 43 is fixedly connected to the buffer cotton layer 41, and the vibration generated by the wheel body 12 is buffered through the buffer cotton layer 41 and the damper 43.

[0028] As Figure 1 and Figure 3 shown, the upper end of the shell 1 is provided with a water storage assembly 5, and the water storage assembly 5 includes a water tank 51 provided at the upper end of the shell 1, and a water inlet 52 is fixedly connected to the upper end of the water tank 51, and the cooling water is injected into the water tank 51 through the water inlet 52 for storage.

[0029] As Figure 1 and Figure 3 shown, the upper end of the water tank 51 is provided with a cooling assembly 6, and the cooling assembly 6 includes a water pump 61 fixedly connected to the upper end of the water tank 51, and a first water suction pipe 62 is fixedly connected to one end of the water pump 61 close to the water tank 51, and the other end of the first water suction pipe 62 is inserted into the water tank 51, and after the water pump 61 is started, the cooling water in the water tank 51 is pumped out through the first water suction pipe 62, and then discharged through a first water discharge pipe 63.

[0030] As Figure 1 and Figure 3 shown, the other end of the water pump 61 away from the first water suction pipe 62 is fixedly connected with the first water discharge pipe 63, and the other end of the first water discharge pipe 63 away from the water pump 61 is fixedly connected with an outer cylinder 64, and the inner side of the outer cylinder 64 is fixedly connected to the outer side of the shell 1, and the lower end of the water tank 51 is fixedly connected to the outer cylinder 64, and the cooling water is buffered after being injected into the outer cylinder 64 through the first water discharge pipe 63, and when the outer cylinder 64 is filled with cooling water, the water wall formed by the filled cooling water is used to exchange heat with the heat in the shell 1, and at the same time, noise reduction is performed.

[0031] As Figure 2 shown, the lower end of the outer cylinder 64 is provided with a guide assembly 7, and the guide assembly 7 includes a second water discharge pipe 71 fixedly connected to the lower end of the outer cylinder 64, and the other end of the second water discharge pipe 71 away from the outer cylinder 64 is fixedly connected to the water tank 51, and the outer side of one end of the second water discharge pipe 71 close to the water tank 51 is sleeved with a limiting plate 72, and the other end of the limiting plate 72 close to the water tank 51 is fixedly connected to the water tank 51, and the second water discharge pipe 71 is limited by the limiting plate 72, and the cooling water can be guided by the second water discharge pipe 71 in the future.

[0032] Working principle; when using the flywheel energy storage device, the mounting sleeve 31 and the shell 1 are mounted to the fixing frame through the connecting piece 32, the noise generated by the rotation of the wheel body 12 is blocked by the soundproof felt 21 and the soundproof cotton 22, at the same time, the vibration generated by the rotation of the wheel body 12 can extrude the buffer cotton layer 41, the spring 42 and the damper 43, at this time, the vibration is buffered by the elasticity of the buffer cotton layer 41 and the damper 43, the elasticity of the damper 43 is inhibited by the resistance of the spring 42, at the same time, the vibration is also buffered, then the water pump 61 is started, the water pump 61 extracts the cooling water stored in the water tank 51 through the first water suction pipe 62, the extracted cooling water is injected into the outer cylinder 64 through the first water discharge pipe 63, after the cooling water fills the outer cylinder 64, a water wall is formed, the heat inside the shell 1 is exchanged and cooled by the flow of the water wall, at the same time, the noise inside the shell 1 is blocked and reduced by the water wall and the outer cylinder 64, the cooling water injected into the outer cylinder 64 is subsequently discharged through the second water discharge pipe 71 and enters the water tank 51 through the water pressure difference to be stored and recycled.

[0033] The above examples are only used to illustrate the technical solutions of the present application, but not to limit them.

Claims

1. A flywheel energy storage device, comprising a housing (1), a cover plate (11) is fixedly connected to the upper end of the housing (1) by bolts, and a wheel body (12) is rotatably connected inside the housing (1), characterized in that: The outer end of the shell (1) is provided with a sound insulation assembly (2), and the sound insulation assembly (2) comprises a sound insulation felt (21) fixedly connected to the inner side of the outer end of the shell (1), and the outer end of the sound insulation felt (21) is fixedly connected with sound insulation cotton (22), and the lower end of the shell (1) is provided with a mounting assembly (3), and the mounting assembly (3) is provided with a buffer assembly (4) inside, which can reduce the vibration of the lower end of the shell (1).

2. A flywheel energy storage device according to claim 1, wherein: The mounting assembly (3) comprises a mounting sleeve (31) sleeved on the lower end of the shell (1), and the lower end of the mounting sleeve (31) is fixedly connected with a connecting piece (32).

3. A flywheel energy storage device according to claim 2, wherein: The buffer assembly (4) comprises a buffer cotton layer (41) fixedly connected to the inner side of the mounting sleeve (31), and the upper end of the buffer cotton layer (41) is fixedly connected to the shell (1), the spring (42) is inserted into the buffer cotton layer (41), and the upper end of the spring (42) is fixedly connected to the shell (1), the lower end of the spring (42) is fixedly connected to the mounting sleeve (31), and the outer side of the spring (42) is sleeved with a damper (43), the upper end of the damper (43) is fixedly connected to the shell (1), and the lower end of the damper (43) is fixedly connected to the buffer cotton layer (41).

4. A flywheel energy storage device according to claim 1, wherein: The upper end of the shell (1) is provided with a water storage assembly (5), and the water storage assembly (5) comprises a water tank (51) provided on the upper end of the shell (1), and the upper end of the water tank (51) is fixedly connected with a water inlet (52).

5. A flywheel energy storage device according to claim 4, wherein: The upper end of the water tank (51) is provided with a cooling assembly (6), and the cooling assembly (6) comprises a water pump (61) fixedly connected to the upper end of the water tank (51), one end of the water pump (61) close to the water tank (51) is fixedly connected with a first water pump (62), and the other end of the first water pump (62) away from the water pump (61) is inserted into the water tank (51).

6. A flywheel energy storage device according to claim 5, wherein: The other end of the water pump (61) away from the first water pump (62) is fixedly connected with a first drain pipe (63), and the other end of the first drain pipe (63) away from the water pump (61) is fixedly connected with an outer cylinder (64), and the inner side of the outer cylinder (64) is fixedly connected to the outer side of the shell (1), and the lower end of the water tank (51) is fixedly connected to the outer cylinder (64).

7. A flywheel energy storage device according to claim 6, wherein: The lower end of the outer cylinder (64) is provided with a guide assembly (7), and the guide assembly (7) comprises a second drain pipe (71) fixedly connected to the lower end of the outer cylinder (64), one end of the second drain pipe (71) away from the outer cylinder (64) is fixedly connected to the water tank (51), and the other end of the second drain pipe (71) close to the water tank (51) is sleeved with a limiting plate (72), and the other end of the limiting plate (72) close to the water tank (51) is fixedly connected to the water tank (51).

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