Steering column of new energy automobile

Abstract

The utility model relates to the field of automobiles, in particular to a new energy automobile steering column, and aims to solve the technical problems that when a new energy automobile steering column is collided, the new energy automobile steering column is easily matched with a steering wheel to injure the chest of a user, and the steering wheel is easy to deviate. According to the technical scheme, the new energy automobile steering column comprises a mounting rod, a crankshaft assembly, a first buffer assembly, a second buffer assembly, a mounting assembly, a first telescopic assembly and a second telescopic assembly; by means of the hollow second buffer frame and the hollow first buffer frame, the position of the steering wheel installed on the installation rod can be telescopically adjusted by collapsing and folding twice when a vehicle is collided, the situation that the steering wheel causes too large damage to the chest of a user is avoided, and the problem that when a steering column of a new energy automobile is collided, the steering column is not prone to damage to the chest of the user is solved. The chest of a user is easily injured by matching with a steering wheel, and the steering wheel is easy to deviate.

Description

Technical Field

[0001] The utility model belongs to the field of automobiles, and specifically relates to a steering column for a new energy automobile. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional automotive fuels as their power source and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures.

[0003] When a collision occurs, the steering column of an existing new energy vehicle will cause the driver to lean forward due to the strong stopping effect when the car collides violently. The human chest will collide with the sliding steering column supported by the steering wheel, and the strong instantaneous external force will cause the axis of the steering column to shift, resulting in the inability to guarantee the position of the airbag, thereby causing irreparable damage to the user.

[0004] Therefore, in order to solve the problem that when a collision occurs, the steering column of the above-mentioned new energy vehicle will provide support for the steering wheel due to its integrated main body structure, and the impact force during a vehicle collision will cause the supported and fixed steering wheel to cause great damage to the user's chest cavity, and cause the steering wheel to shift, affecting the pop-up position of the airbag, a steering column for new energy vehicles is developed. By adding a double collapse and folding structure, a limit auxiliary guide structure, and a hollow buffer structure to the vehicle steering column, the damage caused to the user's chest cavity by the device during a vehicle collision can be greatly reduced, and the safety of the device when used can be improved. Utility Model Content

[0005] In order to overcome the problem that the steering column of new energy vehicles can easily cooperate with the steering wheel to cause damage to the user's chest when a collision occurs, and the steering wheel can easily shift.

[0006] The technical solution of the utility model is: a steering column for a new energy vehicle, comprising a mounting rod, a crankshaft assembly, a first buffer assembly, a second buffer assembly, a mounting assembly, a first telescopic assembly, and a second telescopic assembly. The upper end of the crankshaft assembly is provided with a first buffer assembly for limiting and fixing the second buffer assembly, the first telescopic assembly is arranged in the crankshaft assembly, the upper end of the first telescopic assembly is provided with a second buffer assembly for assisting the second telescopic assembly in limiting, the second telescopic assembly is arranged in the second buffer assembly, the upper end of the second telescopic assembly is provided with a mounting assembly with a self-contained screw groove, and the upper end of the mounting assembly is provided with a mounting rod for positioning and setting a steering wheel.

[0007] Preferably, by means of the hollow first buffer component and the second buffer component, the steering wheel on the mounting component can be retracted and adjusted secondary through its own collapse and folding when the car collides, thereby avoiding the steering wheel from causing greater damage to the user's chest cavity and preventing the steering wheel from being displaced, thereby affecting the protective effect of the airbag on the user.

[0008] Preferably, the crankshaft assembly includes a connecting gear, a connecting rod, and a first mounting groove. The upper end of the connecting gear is fixedly connected to the connecting rod, and the upper end of the connecting rod is provided with a first mounting groove. When in use, the device can be gear-connected to the steering crankshaft through the connecting rod and the connecting gear, so as to facilitate the installation and use of the device.

[0009] Preferably, the second buffer assembly includes a connecting bolt, a first buffer frame, a limiting groove, and a second mounting groove. The lower end of the connecting bolt is connected to the upper end of the support rod, and the upper end of the connecting bolt is fixedly connected to the first buffer frame. The first buffer frame is truncated cone-shaped, and the four sides of the first buffer frame are hollow. The outer wall of the connecting bolt is provided with four limiting grooves equidistantly distributed around the connecting bolt, and the limiting grooves are adapted to the limiting blocks. The lower inner wall of the first buffer frame is provided with a second mounting groove. When in use, the first buffer frame in a hollow shape can be used to collapse and fold once when the vehicle is hit to telescope the position of the steering wheel, so as to avoid the steering wheel from causing excessive damage to the user's chest.

[0010] Preferably, the second telescopic assembly includes a second telescopic rod, a support block, and a slider. The second telescopic rod is fixedly connected in the second mounting groove, the upper end of the second telescopic rod is fixedly connected to the support block, and six sliders are fixedly connected around the support block and are evenly distributed around the support block. The slider is adapted to the hollowing out around the first buffer frame. When in use, the second telescopic rod cooperates with the support block to support and fix the mounting plate during normal use, and cooperates with the slider to limit the mounting plate to prevent it from shifting when it collapses and folds, affecting the protection effect of the airbag on the user.

[0011] Preferably, the first telescopic assembly includes a first telescopic rod and a support rod. The first telescopic rod is installed in the first installation groove. The upper end of the first telescopic rod piston rod passes through the inner wall of the second buffer frame and is connected to the lower end of the support rod. When in use, the first telescopic rod cooperates with the support rod to support and fix the second buffer frame during normal use.

[0012] Preferably, a second buffer frame, a limit cylinder, and a limit block are provided, and the upper end of the connecting rod is fixedly connected to the second buffer frame, the inner wall of the lower end of the second buffer frame is fixedly connected to the limit cylinder, and the inner wall of the limit cylinder is fixedly connected to four limit blocks that are evenly distributed around the limit cylinder. The second buffer frame is hollowed out on all sides. When in use, the second buffer frame in a hollow shape can be used to perform a secondary collapse and folding when the vehicle is hit, so as to telescopically adjust the position of the steering wheel installed on the mounting rod, and the second buffer frame can be guided to collapse in cooperation with the limit cylinder and the limit block to prevent the steering wheel from shifting and affecting the protective effect of the airbag on the user.

[0013] Preferably, the mounting assembly includes a mounting plate and a threaded groove. The upper end of the support block is fixedly connected to the mounting plate, the upper end of the mounting plate is fixedly connected to the mounting rod, and threaded grooves are formed through the four corner edges of the upper and lower ends of the mounting plate. When in use, the mounting plate can be fixed to the automobile frame by means of bolts passing through the threaded grooves, and the steering wheel can be installed using the mounting rod.

[0014] Beneficial effects of the utility model:

[0015] 1. Through the hollow first buffer component and the second buffer component, when the car collides, the steering wheel on the mounting component can be telescopically adjusted by collapsing and folding, thereby preventing the steering wheel from causing greater damage to the user's chest and improving the protective effect of the airbag on the user;

[0016] 2. The second buffer frame can be guided to collapse by the limiting cylinder and the limiting block to prevent the steering wheel from deviating and affecting the protective effect of the airbag on the user, so as to improve the safety of the device when in use;

[0017] 3. Use a slider to limit the mounting plate to prevent it from shifting when it collapses and folds, thereby preventing the airbag from affecting the protective effect of the airbag on the user, thereby improving the safety of the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 What is shown is a three-dimensional structural schematic diagram of a new energy vehicle steering column of the utility model;

[0019] Figure 2 The present invention shows a schematic diagram of the three-dimensional structure of a new energy vehicle steering column;

[0020] Figure 3 Shown is a three-dimensional structural schematic diagram of a crankshaft assembly, a mounting assembly and a mounting rod of a steering column of a new energy vehicle of the utility model;

[0021] Figure 4The present invention shows a schematic diagram of the three-dimensional structure of a second buffer component, a first telescopic component and a second telescopic component of a steering column of a new energy vehicle;

[0022] Figure 5 Shown is a schematic diagram of the three-dimensional structure disassembly of a first buffer component and a second buffer component of a steering column of a new energy vehicle according to the utility model.

[0023] Explanation of the accompanying drawings: 101-connecting gear, 102-connecting rod, 103-first mounting groove, 201-first buffer frame, 202-limiting cylinder, 203-limiting block, 301-connecting bolt, 302-second buffer frame, 303-limiting groove, 304-second mounting groove, 401-mounting plate, 402-threaded groove, 501-first telescopic rod, 502-support rod, 601-second telescopic rod, 602-support block, 603-slider, 7-mounting rod. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0025] See also Figure 1-2 The utility model provides an embodiment: a steering column for a new energy vehicle, comprising a mounting rod 7, a crankshaft assembly, a first buffer assembly, a second buffer assembly, a mounting assembly, a first telescopic assembly, and a second telescopic assembly. The upper end of the crankshaft assembly is provided with a first buffer assembly for limiting and fixing the second buffer assembly, the first telescopic assembly is arranged in the crankshaft assembly, the upper end of the first telescopic assembly is provided with a second buffer assembly for assisting the second telescopic assembly in limiting, the second telescopic assembly is arranged in the second buffer assembly, the upper end of the second telescopic assembly is provided with a mounting assembly with a self-contained screw groove, and the upper end of the mounting assembly is provided with a mounting rod 7 for positioning and setting the steering wheel. Through the hollow first buffer assembly and the second buffer assembly, when the car collides, the steering wheel on the mounting assembly can be secondary telescopically adjusted through its own collapse and folding, thereby avoiding the steering wheel from causing greater damage to the user's chest cavity, and preventing the steering wheel from being displaced, thereby affecting the protective effect of the airbag on the user.

[0026] See also Figure 3In this embodiment, the crankshaft assembly includes a connecting gear 101, a connecting rod 102, and a first mounting groove 103. The upper end of the connecting gear 101 is fixedly connected to the connecting rod 102, and the upper end of the connecting rod 102 is provided with a first mounting groove 103. When in use, the device can be gear-connected to the steering crankshaft through the connecting rod 102 and the connecting gear 101, so as to facilitate the installation and use of the device. The mounting assembly includes a mounting plate 401 and a threaded groove 402. The upper end of the support block 602 is fixedly connected to the mounting plate 401, and the upper end of the mounting plate 401 is fixedly connected to the mounting rod 7. The four corners of the upper and lower ends of the mounting plate 401 are all penetrated with threaded grooves 402. When in use, the mounting plate 401 can be fixed to the vehicle frame by bolts passing through the threaded grooves 402, and the steering wheel can be installed using the mounting rod 7.

[0027] See also Figure 4-5In this embodiment, the first telescopic assembly includes a first telescopic rod 501 and a support rod 502. The first telescopic rod 501 is installed in the first installation groove 103. The upper end of the piston rod of the first telescopic rod 501 passes through the inner wall of the first buffer frame 201 and is connected to the lower end of the support rod 502. When in use, the first telescopic rod 501 cooperates with the support rod 502 to support and fix the first buffer frame 201 during normal use. The second buffer assembly includes a connecting bolt 301, a second buffer frame 302, a limiting groove 303, and a second installation groove 304. The lower end of the connecting bolt 301 is connected to the upper end of the support rod 502, and the upper end of the connecting bolt 301 is fixedly connected with The second buffer frame 302 is truncated cone-shaped, and the four sides of the second buffer frame 302 are hollowed out. The outer wall of the connecting bolt 301 is provided with four limiting grooves 303 which are evenly distributed around the connecting bolt 301. The limiting grooves 303 are adapted to the limiting blocks 203. The lower inner wall of the second buffer frame 302 is provided with a second mounting groove 304. When in use, the second buffer frame 302 in a hollow shape can be used to collapse and fold once when the vehicle is hit to adjust the position of the steering wheel to avoid excessive damage to the user's chest caused by the steering wheel. The second telescopic assembly includes a second telescopic rod 601, a support block 602, and a slider 603. The second installation groove 304 is fixedly connected with a second telescopic rod 601, the upper end of the second telescopic rod 601 is fixedly connected with a support block 602, and the support block 602 is fixedly connected with six sliders 603 which are evenly distributed around the support block 602. The sliders 603 are adapted to the hollowing out around the second buffer frame 302. When in use, the second telescopic rod 601 cooperates with the support block 602 to support and fix the mounting plate 401 during normal use, and cooperates with the sliders 603 to limit the mounting plate 401 to prevent it from deviating when it collapses and folds, affecting the protective effect of the airbag on the user. The first buffer assembly includes a first buffer frame 201, a limiting cylinder 202, and a limiting The upper end of the connecting rod 102 is fixedly connected with a first buffer frame 201, the inner wall of the lower end of the first buffer frame 201 is fixedly connected with a limiting cylinder 202, and the inner wall of the limiting cylinder 202 is fixedly connected with four limiting blocks 203 distributed evenly around the limiting cylinder 202. The first buffer frame 201 is hollowed out all around. When in use, the first buffer frame 201 in a hollow shape can be used to perform a secondary collapse and folding when the vehicle is hit, so as to adjust the position of the steering wheel installed on the mounting rod 7, and the first buffer frame 201 can be guided to collapse in cooperation with the limiting cylinder 202 and the limiting block 203 to prevent the steering wheel from deviating and affect the protective effect of the airbag on the user.

[0028] When working, first, install the connecting gear 101 on the steering crankshaft, and fix the mounting plate 401 on the frame by bolts, and then install the steering wheel on the mounting rod 7;

[0029] When the vehicle collides, the impact force will cause the user's chest to hit the steering wheel, and the steering wheel will drive the mounting plate 401 to collapse and fold the second buffer frame 302, and the first buffer frame 201 will limit and guide the collapsed and folded second buffer frame 302 to prevent it from deviating to a large extent. When the impact force is too large, the second buffer frame 302 will be squeezed by the first buffer frame 201 to collapse and fold, so as to store the steering wheel into the frame, thereby preventing the steering wheel from causing fatal damage to the user's chest.

[0030] Through the above steps, the first and second hollow buffer frames 201 and 302 can collapse and fold twice when the vehicle is hit, so as to adjust the position of the steering wheel installed on the mounting rod 7, thereby preventing the steering wheel from causing excessive damage to the user's chest. This solves the problem that the steering column of a new energy vehicle is easy to cause damage to the user's chest in cooperation with the steering wheel when a collision occurs, and the steering wheel is easy to deviate.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A steering column for a new energy vehicle, comprising a mounting rod (7), characterized in that: The invention also includes a crankshaft assembly, a first buffer assembly, a second buffer assembly, a mounting assembly, a first telescopic assembly, and a second telescopic assembly. The upper end of the crankshaft assembly is provided with a first buffer assembly for limiting and fixing the second buffer assembly. The first telescopic assembly is arranged inside the crankshaft assembly. The upper end of the first telescopic assembly is provided with a second buffer assembly for assisting the second telescopic assembly in limiting the position. The second telescopic assembly is arranged inside the second buffer assembly. The upper end of the second telescopic assembly is provided with a mounting assembly with a screw groove. The upper end of the mounting assembly is provided with a mounting rod (7) for positioning and setting the steering wheel.

2. A new energy vehicle steering column according to claim 1, characterized in that: The crankshaft assembly comprises a connecting gear (101), a connecting rod (102), and a first mounting groove (103); the upper end of the connecting gear (101) is fixedly connected to the connecting rod (102), and the upper end of the connecting rod (102) is provided with the first mounting groove (103).

3. A new energy vehicle steering column according to claim 2, characterized in that: The second buffer assembly comprises a second buffer frame (201), a limiting cylinder (202), and a limiting block (203); the upper end of the connecting rod (102) is fixedly connected to the second buffer frame (201); the inner wall of the lower end of the second buffer frame (201) is fixedly connected to the limiting cylinder (202); the inner wall of the limiting cylinder (202) is fixedly connected to four limiting blocks (203) which are evenly distributed around the limiting cylinder (202); and the second buffer frame (201) is hollowed out around its periphery.

4. A new energy vehicle steering column according to claim 3, characterized in that: The first telescopic assembly comprises a first telescopic rod (501) and a support rod (502); the first telescopic rod (501) is installed in the first installation groove (103); the upper end of the piston rod of the first telescopic rod (501) passes through the inner wall of the second buffer frame (201) and is connected to the lower end of the support rod (502).

5. A new energy vehicle steering column according to claim 4, characterized in that: The first buffer assembly comprises a connecting bolt (301), a first buffer frame (302), a limiting groove (303), and a second installation groove (304); the lower end of the connecting bolt (301) is connected to the upper end of the support rod (502); the upper end of the connecting bolt (301) is fixedly connected to the first buffer frame (302); the first buffer frame (302) is truncated cone-shaped, and the first buffer frame (302) is hollowed out all around; the outer wall of the connecting bolt (301) is provided with four limiting grooves (303) equidistantly distributed around the connecting bolt (301); the limiting grooves (303) are matched with the limiting blocks (203); and the lower inner wall of the first buffer frame (302) is provided with a second installation groove (304).

6. A steering column for a new energy vehicle according to claim 5, characterized in that: The second telescopic assembly comprises a second telescopic rod (601), a support block (602), and a slider (603); the second telescopic rod (601) is fixedly connected in the second mounting groove (304); the upper end of the second telescopic rod (601) is fixedly connected to the support block (602); six sliders (603) are fixedly connected around the support block (602) and are evenly distributed around the support block (602); the sliders (603) are adapted to the hollowing around the first buffer frame (302).

7. A new energy vehicle steering column according to claim 6, characterized in that: The mounting assembly comprises a mounting plate (401) and a threaded groove (402); the upper end of the support block (602) is fixedly connected to the mounting plate (401); the upper end of the mounting plate (401) is fixedly connected to a mounting rod (7); and the threaded grooves (402) are provided through the edges of the four corners of the upper and lower ends of the mounting plate (401).

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