Multi-weight combined gravity energy storage system

Abstract

The utility model belongs to the technical field of gravity energy storage systems, particularly relates to a multi-weight combined type gravity energy storage system, and aims to solve the problems that weights roll down from a moving platform in the process of converting gravitational potential energy and the conversion effect is poor due to the fact that the weights cannot be effectively clamped and fixed by the conventional gravity energy storage system. According to the technical scheme, the device comprises a base; the lifting device is arranged on the base; the energy storage device is arranged on one side of the lifting device, and the lifting device is used for driving the moving platform to move; the limiting device is arranged on the lifting device; the turntable device is arranged on the limiting device; the screw rod fixing device is arranged on the turntable device; the buffer device is arranged on the base; the heavy object can be clamped and fixed, so that the conversion effect is improved.

Description

Technical Field

[0001] The present application relates to the technical field of gravity energy storage systems, and in particular to a multi-object combined gravity energy storage system. Background Art

[0002] A gravity energy storage system is a device that can recycle the potential energy of heavy objects during their falling process. The gravity energy storage system can achieve the goal of improving energy utilization efficiency.

[0003] However, the existing gravity energy storage system cannot effectively clamp and fix heavy objects, which causes the heavy objects to roll off the mobile platform during the conversion of gravitational potential energy, resulting in poor conversion effect. Therefore, a multi-object combined gravity energy storage system is proposed. Utility Model Content

[0004] In order to improve the problem that the existing gravity energy storage system cannot effectively clamp and fix heavy objects, resulting in the heavy objects rolling off the mobile platform during the conversion of gravitational potential energy, causing poor conversion effect, the present application provides a multi-object combined gravity energy storage system.

[0005] The present application provides a multi-object combined gravity energy storage system that adopts the following technical solutions:

[0006] A multi-object combined gravity energy storage system, comprising:

[0007] base;

[0008] A lifting device, the lifting device is arranged on the base;

[0009] An energy storage device is provided on one side of the lifting device;

[0010] A limiting device is provided on the lifting device;

[0011] A turntable device, the turntable device is arranged on the limiting device;

[0012] A screw fixing device, the screw fixing device is arranged on the turntable device;

[0013] The buffer device is arranged on the base.

[0014] Furthermore, the lifting device includes a hydraulic cylinder, a mobile platform, a gear, a support block and a roller chain. The hydraulic cylinder is installed on the base, the support block is fixedly connected to the hydraulic cylinder, the output shaft of the hydraulic cylinder is rotatably connected to the gear, the gear is meshed with the roller chain, and the two ends of the roller chain are respectively fixedly connected to the support block and the mobile platform. The lifting device is used to drive the mobile platform to move.

[0015] Furthermore, the energy storage device includes a hydraulic accumulator, a conduit and a gate. The hydraulic accumulator is installed on one side of the hydraulic cylinder, and the gate is installed on the hydraulic accumulator. The two ends of the conduit are fixedly connected to the gate and the hydraulic cylinder respectively. The energy storage device is used to convert gravitational potential energy into energy and store it in the hydraulic accumulator.

[0016] Furthermore, the limiting device includes a slide groove and a slider, the slide groove is fixedly connected to the hydraulic cylinder, the slide groove is slidably connected to the slider, and the slider is fixedly connected to the mobile platform.

[0017] Furthermore, the turntable device includes two connecting rods, two sliding blocks and a turntable. The two ends of the two connecting rods are rotatably connected to the two sliding blocks and the turntable respectively. Two sliding grooves are opened on the mobile platform. The two sliding grooves are slidably connected to the two sliding blocks respectively. A clamping block is fixedly installed on the two sliding blocks. The turntable is rotatably connected to the mobile platform.

[0018] Furthermore, the screw fixing device includes a motor, two screws and a connecting rod. The motor is installed inside the mobile platform. The output shaft of the motor is fixedly connected to one of the two screws. Both screws are fixedly connected to the connecting rod. The two screws are respectively threadedly connected to the two sliding blocks.

[0019] Furthermore, the buffer device includes four rotating frames, weights, four springs and four rocking blocks, the weights are located on the mobile platform, the four rotating frames are fixedly connected to the base, the four rotating frames are respectively rotatably connected to the four rocking blocks, and the two ends of the four springs are respectively fixedly connected to the base and the four rocking blocks.

[0020] In summary, this application includes at least one of the following beneficial technical effects:

[0021] 1. Start the motor, which drives the two screws and the connecting rod to rotate. The two screws drive the two sliding blocks to move on the two sliding grooves. The two sliding blocks drive the two clamping blocks to clamp the heavy objects, thereby preventing the heavy objects from rolling off the mobile platform and improving the conversion effect.

[0022] 2. When the heavy object and the mobile platform are falling, the high-pressure oil inside the hydraulic cylinder is transferred to the hydraulic accumulator through the conduit and the gate, and then the gate is closed to store the gravitational potential energy of the falling heavy object in the hydraulic accumulator. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of Example 1 of the present application;

[0024] Figure 2 This is a schematic diagram of the connection structure of the weight, the mobile platform and the slider in Example 1 of the present application;

[0025] Figure 3 This is a schematic diagram of the connection structure between the turntable device and the screw adjustment device in Example 1 of the present application;

[0026] Figure 4 It is a schematic diagram of the structure of the buffer device in Example 1 of the present application.

[0027] Figure numerals: 1. gear; 2. roller chain; 3. support block; 4. hydraulic cylinder; 5. hydraulic accumulator; 6. slide; 7. weight; 8. moving platform; 9. gate; 10. guide tube; 11. base; 12. slider; 13. spring; 14. rotating frame; 15. rocking block; 16. clamping block; 17. sliding groove; 18. sliding block; 19. screw; 20. connecting rod; 21. connecting rod; 22. motor; 23. turntable. DETAILED DESCRIPTION

[0028] Example 1

[0029] The following is combined with Figures 1-4 The first embodiment of the present application is described in further detail.

[0030] A reference to the installation method of a multi-object combined gravity energy storage system Figure 1 ,include:

[0031] Base 11;

[0032] A lifting device is provided on the base 11;

[0033] An energy storage device is provided on one side of the lifting device;

[0034] A limiting device is provided on the lifting device;

[0035] A turntable device, the turntable device is arranged on the limiting device;

[0036] A screw fixing device, the screw fixing device is arranged on the turntable device;

[0037] The buffer device is disposed on the base 11 .

[0038] Reference Figure 2 The limiting device includes a slide 6 and a slider 12, the slide 6 is fixedly connected to the hydraulic cylinder 4, the slide 6 is slidingly connected to the slider 12, and the slider 12 is fixedly connected to the mobile platform 8.

[0039] Reference Figure 3The turntable device includes two connecting rods 20, two sliding blocks 18 and a turntable 23. The two ends of the two connecting rods 20 are rotatably connected to the two sliding blocks 18 and the turntable 23 respectively. Two sliding grooves 17 are provided on the mobile platform 8. The two sliding grooves 17 are slidably connected to the two sliding blocks 18 respectively. The clamping blocks 16 are fixedly installed on the two sliding blocks 18. The turntable 23 is rotatably connected to the mobile platform 8.

[0040] The screw fixing device includes a motor 22, two screws 19 and a connecting rod 21. The motor 22 is installed inside the mobile platform 8. The output shaft of the motor 22 is fixedly connected to one of the two screws 19. Both screws 19 are fixedly connected to the connecting rod 21. The two screws 19 are respectively threadedly connected to the two sliding blocks 18.

[0041] Reference Figure 4 The buffer device includes four rotating frames 14, a weight 7, four springs 13 and four rocking blocks 15. The weight 7 is located on the mobile platform 8. The four rotating frames 14 are fixedly connected to the base 11. The four rotating frames 14 are respectively rotatably connected to the four rocking blocks 15. The two ends of the four springs 13 are respectively fixedly connected to the base 11 and the four rocking blocks 15.

[0042] The implementation principle of the multi-object combined gravity energy storage system of the present application embodiment is as follows: first, place the heavy object 7 on the mobile platform 8, start the motor 22, the motor 22 drives the two screws 19 and the connecting rod 21 to rotate, the two screws 19 respectively drive the two sliding blocks 18 to move on the two sliding grooves 17, the two sliding blocks 18 respectively drive the two clamping blocks 16 to clamp the heavy object 7, and at the same time, the two sliding blocks 18 respectively drive the two connecting rods 22 to rotate, and the two connecting rods 20 drive the turntable 23 to deflect, then, when the heavy object 7 and the mobile platform 8 fall, During the process, the high-pressure oil inside the hydraulic cylinder 4 is transferred to the hydraulic accumulator 5 through the conduit 10 and the gate 9, and then the gate 9 is closed to store the gravitational potential energy of the falling weight 7 in the hydraulic accumulator 5. When the weight 7 is lifted, the gate 9 is opened to release the high-pressure oil through the gate 9 and the conduit 10 to the cavity of the hydraulic cylinder 4. The hydraulic cylinder 4 drives the gear 1 and the roller chain 2 to move, and the roller chain 2 drives the slider 12 to move on the slide 6. The slider 12 drives the mobile platform 8 and the weight 7 to move, thereby converting the potential energy of the weight 7 into energy for lifting the weight 7.

[0043] Example 2

[0044] The difference between this embodiment and the first embodiment is that a solar panel is fixedly mounted on the base 11 , and the solar panel can provide power for the motor 22 .

[0045] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A multi-object combined gravity energy storage system, characterized by: include: Base (11); A lifting device, the lifting device is arranged on the base (11); An energy storage device is provided on one side of the lifting device; A limiting device is provided on the lifting device; A turntable device, the turntable device is arranged on the limiting device; A screw fixing device, the screw fixing device is arranged on the turntable device; A buffer device is provided on the base (11).

2. The multi-object combined gravity energy storage system according to claim 1, characterized in that: The lifting device comprises a hydraulic cylinder (4), a mobile platform (8), a gear (1), a support block (3) and a roller chain (2); the hydraulic cylinder (4) is mounted on a base (11); the support block (3) is fixedly connected to the hydraulic cylinder (4); the output shaft of the hydraulic cylinder (4) is rotationally connected to the gear (1); the gear (1) is meshed with the roller chain (2); the two ends of the roller chain (2) are respectively fixedly connected to the support block (3) and the mobile platform (8); and the lifting device is used to drive the mobile platform (8) to perform a moving operation.

3. The multi-object combined gravity energy storage system according to claim 2, characterized in that: The energy storage device comprises a hydraulic accumulator (5), a conduit (10) and a gate (9), wherein the hydraulic accumulator (5) is mounted on one side of the hydraulic cylinder (4), the gate (9) is mounted on the hydraulic accumulator (5), and both ends of the conduit (10) are fixedly connected to the gate (9) and the hydraulic cylinder (4), respectively. The energy storage device is used to convert gravitational potential energy into energy and store it in the hydraulic accumulator (5).

4. The multi-object combined gravity energy storage system according to claim 3, characterized in that: The limiting device comprises a slide groove (6) and a slider (12), wherein the slide groove (6) is fixedly connected to the hydraulic cylinder (4), the slide groove (6) is slidably connected to the slider (12), and the slider (12) is fixedly connected to the mobile platform (8).

5. The multi-object combined gravity energy storage system according to claim 4, characterized in that: The turntable device comprises two connecting rods (20), two sliding blocks (18) and a turntable (23). The two ends of the two connecting rods (20) are rotatably connected to the two sliding blocks (18) and the turntable (23). Two sliding grooves (17) are provided on the mobile platform (8). The two sliding grooves (17) are slidably connected to the two sliding blocks (18) respectively. A clamping block (16) is fixedly installed on each of the two sliding blocks (18). The turntable (23) is rotatably connected to the mobile platform (8).

6. The multi-object combined gravity energy storage system according to claim 5, characterized in that: The screw fixing device comprises a motor (22), two screws (19) and a connecting rod (21), wherein the motor (22) is mounted on the interior of the mobile platform (8), the output shaft of the motor (22) is fixedly connected to one of the two screws (19), the two screws (19) are fixedly connected to the connecting rod (21), and the two screws (19) are respectively threadedly connected to the two sliding blocks (18).

7. The multi-object combined gravity energy storage system according to claim 6, characterized in that: The buffer device comprises four rotating frames (14), a weight (7), four springs (13) and four rocking blocks (15), wherein the weight (7) is located on a mobile platform (8), the four rotating frames (14) are fixedly connected to the base (11), the four rotating frames (14) are respectively rotatably connected to the four rocking blocks (15), and the two ends of the four springs (13) are respectively fixedly connected to the base (11) and the four rocking blocks (15).

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