Adjustable shock absorbing device for electric vehicle

Abstract

The utility model discloses an adjustable shock absorbing device for an electric vehicle, belonging to the technical field of electric vehicle frames. The adjustable shock absorbing device for an electric vehicle comprises a U-shaped support frame, both sides of the interior of the U-shaped support frame are provided with oblique support columns, a transverse connecting block is provided between the two oblique support columns and at the top of the U-shaped support frame, a rotatable damping mechanism is provided between the transverse connecting block and the oblique support column; an adjusting mechanism for adjusting the rotation angle of the oblique support column is provided at the bottom of the transverse connecting block, a rotatable transverse handle frame is provided at the top of the oblique support column, and a handle cover is provided on the outer side of the transverse handle frame. Through a series of designs, the bumps and vibrations transmitted by the transverse handle frame can be effectively reduced, thereby improving the comfort and controllability of the driver, and the height and angle of the transverse handle frame can be flexibly adjusted to adapt to the needs and riding postures of different drivers.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric vehicle frames, and in particular relates to an adjustable shock absorbing device for an electric vehicle. Background Art

[0002] At present, the shock absorption devices of electric vehicles are mainly concentrated in the vehicle chassis and seats to reduce the bumps and vibrations that drivers and passengers experience during driving. However, in some cases, drivers need to face the bumps and vibrations transmitted from the driving handlebars, which may affect driving comfort and controllability;

[0003] In the prior art, there are already some shock absorbing devices, such as shock absorbing devices for vehicle seats or vehicle chassis. These devices usually use springs, shock absorbers and other components to reduce the bumps and vibrations of the vehicle during driving. However, these devices fail to solve the problem of bumps and vibrations transmitted by the driving handlebars. For this reason, we design an adjustable electric vehicle shock absorbing device to provide another technical solution to the above technical problem. Utility Model Content

[0004] The purpose of the utility model is to provide an adjustable shock absorbing device for an electric vehicle to solve the problems of the prior art in the use process proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable electric vehicle shock absorbing device, comprising a U-shaped support frame, wherein both sides of the U-shaped support frame are provided with oblique support columns, a transverse connecting block is provided between the two oblique support columns and at the top of the U-shaped support frame, and a rotatable damping mechanism is provided between the transverse connecting block and the oblique support column;

[0006] An adjustment mechanism for adjusting the rotation angle of the oblique support column is provided at the bottom of the transverse connecting block, a rotatable transverse handle frame is provided at the top of the oblique support column, a handle cover is provided on the outside of the transverse handle frame, and a limiting mechanism for limiting the rotation angle of the transverse handle frame inside the oblique support column is provided inside the transverse handle frame.

[0007] Preferably, the bottom end of the oblique support column is rotatably connected to a vertical guide ring via a bearing, and the outer sides of both ends of the vertical guide ring are slidably connected to longitudinal sliding columns, and the longitudinal sliding columns are located inside the U-shaped support frame and fixedly connected to the U-shaped support frame. A vertical sliding groove is provided inside the longitudinal sliding column, and the longitudinal sliding column and the vertical guide ring are slidably connected through the setting of the vertical sliding groove.

[0008] Preferably, the damping mechanism includes a first mounting member, both ends of the transverse connecting block are rotatably connected to the first mounting member via a pin shaft, a second mounting member is provided at an end of the first mounting member away from the transverse connecting block, the second mounting member is close to an end of the oblique support column and is rotatably connected to the oblique support column via a pin shaft, a hydraulic cylinder is provided between the first mounting member and the second mounting member, and a second rigid spring is provided between the first mounting member and the second mounting member and on the outside of the hydraulic cylinder.

[0009] Preferably, the adjusting mechanism includes a vertical threaded rod, a hand wheel is fixed to the bottom of the vertical threaded rod, the top of the vertical threaded rod is rotatably connected to a vertical column through a bearing, the inside of the vertical column is slidably connected to a vertical sliding rod, a circular stop block is fixed to the outside of the vertical column, a first rigid spring is arranged between the circular stop block and the transverse connecting block and located on the outside of the vertical column, and the vertical threaded rod passes through the interior of the U-shaped support frame and is threadedly connected to the U-shaped support frame.

[0010] Preferably, the limiting mechanism includes a longitudinal rotating shaft, which is located inside the oblique support column and fixedly connected to the oblique support column, the longitudinal rotating shaft passes through the interior of the transverse handle frame and is rotatably connected to the transverse handle frame via a bearing, one end of the longitudinal rotating shaft is provided with an arc extrusion block located inside the transverse handle frame, one end of the arc extrusion block is rotatably connected to a transverse threaded rod via a bearing, and the transverse threaded rod passes through the interior of the transverse handle frame and is threadably connected to the transverse handle frame.

[0011] Preferably, a circular rotating member is fixed to one end of the transverse threaded rod away from the longitudinal rotating axis. The circular rotating member is located inside the transverse handle frame and is rotatably connected to the transverse handle frame via a bearing. A hexagonal groove is provided inside the circular rotating member.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model can effectively reduce the bumps and vibrations transmitted by the lateral handle frame through a series of designs, thereby improving the comfort and controllability of the driver, and can flexibly adjust the height and angle of the lateral handle frame to meet the needs and riding postures of different drivers. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the U-shaped support frame and the oblique support column of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the vertical column and the circular stopper of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the hydraulic cylinder of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the horizontal handle frame and the handle cover of the utility model;

[0019] Figure 6 This is a structural cross-sectional view of the interior of the horizontal handle frame of the utility model;

[0020] Figure 7 It is a structural schematic diagram of the longitudinal sliding column and the vertical guide ring of the utility model.

[0021] In the figure: 1. U-shaped support frame; 2. oblique support column; 3. horizontal handle frame; 4. horizontal connecting block; 5. vertical threaded rod; 6. hand wheel; 7. vertical column; 8. vertical sliding rod; 9. circular stopper; 10. first rigid spring; 11. first mounting member; 12. hydraulic cylinder; 13. second rigid spring; 14. second mounting member; 15. handle cover; 16. longitudinal rotating shaft; 17. horizontal threaded rod; 18. arc extrusion block; 19. circular rotating member; 20. longitudinal sliding column; 21. vertical guide ring. DETAILED DESCRIPTION

[0022] 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.

[0023] Reference Figure 1-7 , an adjustable electric vehicle shock absorbing device, comprising a U-shaped support frame 1, both sides of the U-shaped support frame 1 are provided with oblique support columns 2, a transverse connecting block 4 is provided between the two oblique support columns 2 and at the top of the U-shaped support frame 1, and a rotatable damping mechanism is provided between the transverse connecting block 4 and the oblique support columns 2;

[0024] The bottom of the transverse connecting block 4 is provided with an adjusting mechanism for adjusting the rotation angle of the oblique support column 2, the top of the oblique support column 2 is provided with a rotatable transverse handle frame 3, the outer side of the transverse handle frame 3 is provided with a handle cover 15, and the inside of the transverse handle frame 3 is provided with a limiting mechanism for limiting the rotation angle of the transverse handle frame 3 inside the oblique support column 2;

[0025] The bottom of the oblique support column 2 is rotatably connected to a vertical guide ring 21 through a bearing, and the outer sides of both ends of the vertical guide ring 21 are slidably connected to longitudinal sliding columns 20. The longitudinal sliding column 20 is located inside the U-shaped support frame 1 and is fixedly connected to the U-shaped support frame 1. A vertical slide groove is provided inside the longitudinal sliding column 20. The longitudinal sliding column 20 is slidably connected to the vertical guide ring 21 through the setting of the vertical slide groove. Through the setting of the vertical slide groove, the vertical guide ring 21 can slide vertically inside the longitudinal sliding column 20.

[0026] The damping mechanism includes a first mounting member 11, both ends of the transverse connecting block 4 are rotatably connected with the first mounting member 11 through a pin shaft, a second mounting member 14 is provided at one end of the first mounting member 11 away from the transverse connecting block 4, the second mounting member 14 is close to one end of the oblique support column 2 and is rotatably connected to the oblique support column 2 through a pin shaft, a hydraulic cylinder 12 is provided between the first mounting member 11 and the second mounting member 14, and a second rigid spring 13 is provided between the first mounting member 11 and the second mounting member 14 and on the outside of the hydraulic cylinder 12;

[0027] When the driver is driving and bumps occur during driving, the vertical guide ring 21 can slide vertically inside the longitudinal sliding column 20, and then the hydraulic cylinder 12 can be extended and retracted through the second mounting member 14, so that the second rigid spring 13 is deformed under force, and then can be located at the lateral handle frame 3 to provide shock absorption performance, thereby preventing the oblique support column 2 from shaking violently due to bumps during driving;

[0028] The adjusting mechanism comprises a vertical threaded rod 5, a hand wheel 6 is fixed at the bottom of the vertical threaded rod 5, a vertical column 7 is rotatably connected to the top of the vertical threaded rod 5 through a bearing, a vertical sliding rod 8 is slidably connected inside the vertical column 7, a circular stopper 9 is fixed to the outside of the vertical column 7, a first rigid spring 10 is arranged between the circular stopper 9 and the transverse connecting block 4 and located on the outside of the vertical column 7, the vertical threaded rod 5 passes through the inside of the U-shaped support frame 1 and is threadedly connected to the U-shaped support frame 1, the vertical threaded rod 5 can be rotated by rotating the hand wheel 6, the vertical column 7 can be lifted and lowered by the threaded connection, and the transverse connecting block 4 can be lifted and lowered vertically by the elastic characteristics of the first rigid spring 10;

[0029] The limiting mechanism includes a longitudinal rotating shaft 16, which is located inside the oblique support column 2 and fixedly connected to the oblique support column 2, and the longitudinal rotating shaft 16 passes through the inside of the transverse handle frame 3 and is rotatably connected to the transverse handle frame 3 through a bearing, and an arc-shaped extrusion block 18 is provided at one end of the longitudinal rotating shaft 16 and is located inside the transverse handle frame 3, and one end of the arc-shaped extrusion block 18 is rotatably connected to a transverse threaded rod 17 through a bearing, and the transverse threaded rod 17 passes through the inside of the transverse handle frame 3 and is threadedly connected to the transverse handle frame 3;

[0030] A circular rotating part 19 is fixed to one end of the transverse threaded rod 17 away from the longitudinal rotating axis 16. The circular rotating part 19 is located inside the transverse handle frame 3 and is rotatably connected to the transverse handle frame 3 through a bearing. A hexagonal groove is provided inside the circular rotating part 19. A hexagonal workpiece is used. Through the setting of the hexagonal groove, the circular rotating part 19 can rotate inside the transverse handle frame 3. The rotation of the circular rotating part 19 enables the transverse threaded rod 17 to rotate. The rotation of the transverse threaded rod 17 enables the arc extrusion block 18 to move toward the longitudinal rotating axis 16, thereby limiting the rotation of the transverse handle frame 3 outside the longitudinal rotating axis 16.

[0031] Working principle: using a hexagonal workpiece, through the setting of the hexagonal groove, the circular rotating member 19 can rotate inside the horizontal handle frame 3, the rotation of the circular rotating member 19 enables the horizontal threaded rod 17 to rotate, and the rotation of the horizontal threaded rod 17 enables the arc extrusion block 18 to move toward the longitudinal rotation axis 16, thereby limiting the rotation of the horizontal handle frame 3 outside the longitudinal rotation axis 16;

[0032] When the driver is driving and bumps occur during driving, the vertical guide ring 21 can slide vertically inside the longitudinal sliding column 20, and then the hydraulic cylinder 12 can be extended and retracted through the second mounting member 14, so that the second rigid spring 13 is deformed under force, and then can be located at the lateral handle frame 3 to provide shock absorption performance, thereby preventing the oblique support column 2 from shaking violently due to bumps during driving;

[0033] Rotating the hand wheel 6 allows the vertical threaded rod 5 to rotate, and through the threaded connection setting, the vertical column 7 can be raised and lowered. Through the elastic characteristics of the first rigid spring 10, the transverse connecting block 4 can be vertically raised and lowered, thereby allowing the rotation angle of the oblique support column 2 to be adjusted.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable shock absorbing device for an electric vehicle, characterized in that: The invention comprises a U-shaped support frame (1), wherein oblique support columns (2) are arranged on both sides of the interior of the U-shaped support frame (1), a transverse connecting block (4) is arranged between the two oblique support columns (2) and at the top of the U-shaped support frame (1), and a rotatable damping mechanism is arranged between the transverse connecting block (4) and the oblique support column (2); The bottom of the transverse connecting block (4) is provided with an adjusting mechanism for adjusting the rotation angle of the oblique support column (2), the top of the oblique support column (2) is provided with a rotatable transverse handle frame (3), the outer side of the transverse handle frame (3) is provided with a handle cover (15), and the interior of the transverse handle frame (3) is provided with a limiting mechanism for limiting the rotation angle of the transverse handle frame (3) inside the oblique support column (2).

2. The adjustable electric vehicle shock absorbing device according to claim 1, characterized in that: The bottom end of the oblique support column (2) is rotatably connected to a vertical guide ring (21) via a bearing, and the outer sides of both ends of the vertical guide ring (21) are slidably connected to longitudinal sliding columns (20), and the longitudinal sliding columns (20) are located inside the U-shaped support frame (1) and are fixedly connected to the U-shaped support frame (1). A vertical sliding groove is provided inside the longitudinal sliding column (20), and the longitudinal sliding column (20) and the vertical guide ring (21) are slidably connected via the vertical sliding groove.

3. The adjustable electric vehicle shock absorbing device according to claim 1, characterized in that: The damping mechanism comprises a first mounting member (11), both ends of the transverse connecting block (4) are rotatably connected to the first mounting member (11) via a pin shaft, a second mounting member (14) is provided at one end of the first mounting member (11) away from the transverse connecting block (4), the second mounting member (14) is close to one end of the oblique support column (2) and is rotatably connected to the oblique support column (2) via a pin shaft, a hydraulic cylinder (12) is provided between the first mounting member (11) and the second mounting member (14), and a second rigid spring (13) is provided between the first mounting member (11) and the second mounting member (14) and on the outside of the hydraulic cylinder (12).

4. The adjustable electric vehicle shock absorbing device according to claim 3, characterized in that: The adjustment mechanism comprises a vertical threaded rod (5), a hand wheel (6) is fixed at the bottom of the vertical threaded rod (5), the top of the vertical threaded rod (5) is rotatably connected to a vertical column (7) via a bearing, the interior of the vertical column (7) is slidably connected to a vertical sliding rod (8), a circular stopper (9) is fixed to the outside of the vertical column (7), a first rigid spring (10) is arranged between the circular stopper (9) and the transverse connecting block (4) and on the outside of the vertical column (7), and the vertical threaded rod (5) passes through the interior of the U-shaped support frame (1) and is threadedly connected to the U-shaped support frame (1).

5. The adjustable electric vehicle shock absorbing device according to claim 1, characterized in that: The limiting mechanism comprises a longitudinal rotating shaft (16), the longitudinal rotating shaft (16) is located inside the oblique support column (2) and is fixedly connected to the oblique support column (2), the longitudinal rotating shaft (16) passes through the inside of the transverse handle frame (3) and is rotatably connected to the transverse handle frame (3) via a bearing, an arc-shaped extrusion block (18) is provided at one end of the longitudinal rotating shaft (16) and is located inside the transverse handle frame (3), one end of the arc-shaped extrusion block (18) is rotatably connected to a transverse threaded rod (17) via a bearing, and the transverse threaded rod (17) passes through the inside of the transverse handle frame (3) and is threadably connected to the transverse handle frame (3).

6. The adjustable shock absorbing device for electric vehicles according to claim 5, characterized in that: A circular rotating member (19) is fixed to one end of the transverse threaded rod (17) away from the longitudinal rotating shaft (16); the circular rotating member (19) is located inside the transverse handle frame (3) and is rotatably connected to the transverse handle frame (3) via a bearing; a hexagonal groove is provided inside the circular rotating member (19).

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