CN216916004U - Integrated electric power steering column device - Google Patents
Integrated electric power steering column device Download PDFInfo
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- CN216916004U CN216916004U CN202122851366.8U CN202122851366U CN216916004U CN 216916004 U CN216916004 U CN 216916004U CN 202122851366 U CN202122851366 U CN 202122851366U CN 216916004 U CN216916004 U CN 216916004U
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Abstract
The utility model relates to an integrated electric power steering column device, which comprises a main shaft, an outer pipe, a shell, a motor controller and a driving motor, wherein the outer pipe is arranged on the main shaft; the main shaft cover is established in the outer tube, the outer tube cover is established in the casing, motor controller is connected with driving motor, sets up in casing one end, still includes, electric control mechanism relies on high adjustment mechanism and angle adjustment mechanism control main shaft quadriversal to adjust, and then changes the position of steering wheel, guarantees that the driver has a good field of vision and comfortable operating space. The driving motor device receives data input by a vehicle speed sensor and a corner sensor through a motor controller, after the vehicle speed and the operation torque applied by a user are determined, the two signals are transmitted to an internal strategy of the controller, a proper boosting torque is calculated, the calculated data are converted into electric signals to be transmitted to the driving motor, the boosting torque provided by the driving motor and the operation torque applied by the user overcome the resistance torque together, and the stable and reliable steering of the vehicle is further ensured.
Description
Technical Field
The utility model relates to the technical field of automobile steering columns, in particular to an integrated electric power steering column device.
Background
The traditional electric power steering column device mainly comprises a driving motor, a motor controller and a mechanical adjusting mechanism. The mechanical adjusting mechanism changes the position of the steering wheel by means of opening and closing of the adjusting handle, and the angle of the steering wheel can be adjusted according to users with different heights. However, when the mechanical adjusting mechanism is adjusted, the locking handle needs to be opened first, and after the adjustment is completed, the locking handle needs to be closed, so that the mechanical adjusting mechanism is limited by the structure, the locking handle has large operating force and poor operating comfort, and high-level functions such as position memory of the steering wheel and welcome cannot be realized.
Disclosure of Invention
The utility model aims to provide an integrated electric power steering column device, which aims to solve the technical problems of low mechanical adjustment precision of a steering column and time and labor waste in the prior art.
In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:
an integrated electric power steering column apparatus comprising: the device comprises a main shaft 1, an outer pipe 2, a shell 3, a motor controller 4 and a driving motor 5; the main shaft 1 is established in the outer tube 2, the outer tube 2 is established in the casing 3, motor controller 4 with driving motor 5 is connected, sets up 3 one end of casing still includes:
the angle adjusting mechanism 6 is arranged on the shell 3, receives the signal of the motor controller 4 and controls the shell 3 to rotate along the rotation center of the steering column;
and the height adjusting mechanism 7 is arranged on the shell 3, is connected with the outer pipe 2, receives the signal of the motor controller 4 and controls the outer pipe 2 to move along the axis.
Further, the height adjusting mechanism 7 comprises a height adjusting bracket 71 fixedly connected with the outer tube 2, and a height adjusting screw 72 is connected to the height adjusting bracket 71 in a threaded fit manner; the height adjusting screw 72 is connected with a power output end of a height adjusting motor 73, and the height adjusting motor 73 is fixedly connected to the housing 3.
Further, the height adjusting screw 72 is connected with a power output end of the height adjusting motor 73 through a bevel gear.
Further, a sliding groove 31 is formed in the surface of the housing 3, and the height adjusting bracket 71 passes through the sliding groove 31 to be connected with the outer tube 2, and can slide in the sliding groove 31.
Further, the outer side of the shell 3 is further connected with a mounting bracket 8, one end of the mounting bracket 8 is connected with an angle adjusting bracket 9, and the mounting bracket 8 and the angle adjusting bracket 9 are symmetrically arranged on two sides of the shell 3.
Further, angle adjustment mechanism 6 is including connecting angle accommodate motor 61 on the casing 3, angle accommodate motor 61's power take off end is connected with angle accommodate lead screw 62, angle accommodate lead screw 62 overcoat is equipped with lead screw casing 63, lead screw casing 63 keeps away from angle accommodate motor 61 power take off end's one end fixed connection is in on the angle accommodate support 9 to be provided with linking bridge 64, linking bridge 64 simultaneously with angle accommodate support 9 connects.
Further, the power output end of the angle adjusting motor 61 is connected with the angle adjusting screw 62 through a bevel gear.
Further, the angle adjusting bracket 9 is engaged with the housing 3 through a damping block 65.
Compared with the prior art, the utility model has the beneficial effects that:
the integrated electric power-assisted steering column device provided by the utility model controls the four-way adjustment of the main shaft by the height adjusting mechanism and the angle adjusting mechanism, so that the position of the steering wheel is changed, and a driver is ensured to have a good view field and a comfortable operation space.
The utility model provides an integrated electric power-assisted steering column device, which is characterized in that a motor controller receives data input by a vehicle speed sensor and a rotation angle sensor, after the vehicle speed and an operation torque applied by a user are determined, the two signals are transmitted to a strategy in the controller, a proper power-assisted torque is calculated, the calculated data are converted into electric signals to be transmitted to a driving motor, the power-assisted torque provided by the driving motor and the operation torque applied by the user overcome a resistance torque together, and further the vehicle steering is ensured to be stable and reliable.
Drawings
The utility model is further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of an integrated electric power steering column apparatus;
FIG. 2 is a schematic view of the height adjustment mechanism assembly;
FIG. 3 is a schematic view of a mounting bracket assembly;
FIG. 4 is a schematic view of the connection structure of the mounting bracket and the angle adjusting bracket;
FIG. 5 is a schematic view of an angle adjustment mechanism assembly;
FIG. 6 is a schematic view of a partial structure of the connection of the angle adjusting mechanism and the angle adjusting bracket;
in the above figures: 1. the device comprises a main shaft, 2. an outer pipe, 3. a shell, 31. a chute, 4. a motor controller, 5. a driving motor, 6. an angle adjusting mechanism, 61. an angle adjusting motor, 62. an angle adjusting lead screw, 63. a lead screw shell, 64. a connecting bracket, 65. a damping block, 7. a height adjusting mechanism, 71. a height adjusting bracket, 72. a height adjusting lead screw, 73. a height adjusting motor, 8. a mounting bracket and 9. an angle adjusting bracket.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the present invention with reference to the accompanying drawings makes it clear that the described embodiments are a part of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present embodiment provides an integrated electric power steering column apparatus, including: the device comprises a main shaft 1, an outer pipe 2, a shell 3, a motor controller 4, a driving motor 5, an angle adjusting mechanism 6, a height adjusting mechanism 7, a mounting bracket 8 and an angle adjusting bracket 9;
the spindle 1 is sleeved in the outer tube 2, the outer tube 2 is sleeved in the shell 3, and the motor controller 4 is connected with the driving motor 5 and arranged at one end of the shell 3;
the angle adjusting mechanism 6 is arranged on the shell 3, receives the signal of the motor controller 4 and controls the shell 3 to rotate along the rotation center of the steering column;
the height adjusting mechanism 7 is arranged on the shell 3, connected with the outer tube 2, and used for receiving the signal of the motor controller 4 and controlling the outer tube 2 to move along the axis.
Referring to fig. 2, the height adjusting mechanism 7 includes a height adjusting bracket 71 fixedly connected to the outer tube 2 through a bolt, and a height adjusting screw 72 is connected to an upper end of the height adjusting bracket 71 in a threaded fit manner; the height adjusting screw 72 is connected with the power output end of the height adjusting motor 73 through a bevel gear, and the height adjusting motor 73 is fixedly connected to the housing 3.
The surface of the shell 3 is provided with a sliding chute 31, the height adjusting bracket 71 passes through the sliding chute 31 to be connected with the outer tube 2, and the height adjusting bracket 71 can slide in the sliding chute 31.
Referring to fig. 3 and 4, the mounting bracket 8 is a "convex" bracket with an open bottom and is connected to the outer side of the housing 3 through a bolt, the angle adjusting bracket 9 is a semi-circular structure and is symmetrically arranged with the mounting bracket 8 and along the axis of the housing 3, and the open end of the semi-circular structure is connected with the open end of the "convex" bracket through a bolt.
Referring to fig. 5 and 6, the angle adjusting mechanism 6 includes an angle adjusting motor 61, which is connected to the housing 3 by a bolt; the power output end of the angle adjusting motor 61 is connected with an angle adjusting lead screw 62 through a bevel gear, a lead screw shell 63 is sleeved outside the angle adjusting lead screw 62, one end of the lead screw shell 63, far away from the power output end of the angle adjusting motor 61, is fixedly connected onto the angle adjusting support 9 and is provided with a connecting support 64, and the connecting support 64 is simultaneously connected with the angle adjusting support 9 through bolts. The angle adjusting bracket 9 is engaged with the housing 3 through a damping block 65.
The working principle of the integrated electric power steering column device provided by the embodiment is as follows:
the motor controller 4 receives data input from a vehicle speed sensor and a corner sensor, after the vehicle speed and the operation torque applied by a user are determined, the two signals are transmitted to an internal strategy of the controller, a proper boosting torque is calculated, the calculated data are converted into electric signals to be transmitted to the driving motor 5, the boosting torque provided by the driving motor 5 and the operation torque applied by the user overcome a resistance torque together, and therefore the stable and reliable steering of the vehicle is guaranteed.
When the steering column is adjusted in height, the height adjusting motor 73 receives an electric signal transmitted by the motor controller 4, and the motor rotates to drive the height adjusting screw 72 to rotate through the bevel gear. The height adjusting screw 72 is screw-engaged with the height adjusting bracket 71, and when the height adjusting screw 72 is rotated, the height adjusting bracket 71 is moved in the axial direction. The height adjusting support 71 is connected with the outer pipe 2 through a bolt to ensure that the relative position of the height adjusting support 71 and the outer pipe 2 is unchanged, and the height adjusting support 71 drives the outer pipe 2 to move synchronously when moving so as to complete the height adjustment of the steering column.
When the steering column adjusts the angle, the angle adjusting motor 61 receives the electric signal transmitted by the motor controller 4, and the motor starts to rotate, and the angle adjusting screw 62 is driven to rotate by the bevel gear. The angle adjusting lead screw 62 is in threaded fit with the lead screw housing 63, the angle adjusting lead screw 62 rotates, and the lead screw housing 63 moves along the axial direction of the lead screw. Since the screw housing 63 is fixedly connected to the connecting bracket 64 and the angle adjusting bracket 9, and the angle adjusting bracket 9 is connected to the mounting bracket 8 by a fixing bolt, the axial movement of the screw housing 63 is changed to the rotation of the angle adjusting bracket 9 along the axis of the fixing bolt. The angle adjusting support 9 and the shell 3 are matched through the damping block 65, relative motion exists between the angle adjusting support and the shell 3, the shell 3 rotates along the rotation center of the steering column to drive the outer pipe, the mandrel and the steering wheel to rotate together, and the angle adjustment of the steering column is completed.
The electric power steering column device of integrated form that this embodiment provided, the promotion of user's driving experience and whole car quality has fully been considered, combines together driving motor and electric control mechanism. Compared with a mechanical adjusting mechanism, the four-way adjustment of the main shaft 1 is controlled by the angle adjusting mechanism 6 and the height adjusting mechanism 7, so that the position of a steering wheel is changed. In the adjusting process, the adjusting force is stable, the adjusting time is short, the height adjusting time is about 4 seconds, the angle adjusting time is about 5 seconds, the adjusting noise is small, and no metal collision sound is generated when a mechanical adjusting mechanism is adjusted to a position limit. The electric adjusting mechanism can realize the position memory function of the steering wheel, and can automatically adjust after the position is stored, thereby greatly improving the user operation experience.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An integrated electric power steering column apparatus comprising: the device comprises a main shaft (1), an outer pipe (2), a shell (3), a motor controller (4) and a driving motor (5); spindle (1) cover is established in outer tube (2), outer tube (2) cover is established in casing (3), motor controller (4) with driving motor (5) are connected, set up casing (3) one end, its characterized in that still includes:
the angle adjusting mechanism (6) is arranged on the shell (3), receives a signal of the motor controller (4) and controls the shell (3) to rotate along the rotation center of the steering column;
and the height adjusting mechanism (7) is arranged on the shell (3), is connected with the outer pipe (2), receives a signal of the motor controller (4), and controls the outer pipe (2) to move along an axis.
2. The integrated electric power steering column device according to claim 1, wherein the height adjusting mechanism (7) comprises a height adjusting bracket (71) fixedly connected with the outer tube (2), and a height adjusting screw rod (72) is connected with the height adjusting bracket (71) in a threaded fit manner; the height adjusting screw rod (72) is connected with a power output end of a height adjusting motor (73), and the height adjusting motor (73) is fixedly connected to the shell (3).
3. An integrated electric power steering column apparatus according to claim 2, wherein the height adjustment screw (72) is connected to a power output end of the height adjustment motor (73) through a helical gear.
4. The integrated electric power steering column device according to claim 2, wherein a sliding groove (31) is formed on the surface of the housing (3), and the height adjusting bracket (71) passes through the sliding groove (31) to be connected with the outer tube (2) and can slide in the sliding groove (31).
5. An integrated electric power steering column device according to claim 1, wherein a mounting bracket (8) is further connected to the outer side of the housing (3), an angle adjusting bracket (9) is connected to one end of the mounting bracket (8), and the mounting bracket (8) and the angle adjusting bracket (9) are symmetrically arranged on two sides of the housing (3).
6. The integrated electric power steering column device according to claim 5, wherein the angle adjusting mechanism (6) comprises an angle adjusting motor (61) connected to the housing (3), an angle adjusting lead screw (62) is connected to a power output end of the angle adjusting motor (61), a lead screw housing (63) is sleeved outside the angle adjusting lead screw (62), one end of the lead screw housing (63) far away from the power output end of the angle adjusting motor (61) is fixedly connected to the angle adjusting bracket (9), and a connecting bracket (64) is provided, and the connecting bracket (64) is connected to the angle adjusting bracket (9) at the same time.
7. An integrated electric power steering column apparatus according to claim 6, wherein the power output end of the angle adjustment motor (61) is connected to the angle adjustment screw (62) through a helical gear.
8. An integrated electric power steering column apparatus according to claim 6, wherein the angle adjustment bracket (9) is engaged with the housing (3) by a damping block (65).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122851366.8U CN216916004U (en) | 2021-11-20 | 2021-11-20 | Integrated electric power steering column device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122851366.8U CN216916004U (en) | 2021-11-20 | 2021-11-20 | Integrated electric power steering column device |
Publications (1)
Publication Number | Publication Date |
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CN216916004U true CN216916004U (en) | 2022-07-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122851366.8U Active CN216916004U (en) | 2021-11-20 | 2021-11-20 | Integrated electric power steering column device |
Country Status (1)
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CN (1) | CN216916004U (en) |
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2021
- 2021-11-20 CN CN202122851366.8U patent/CN216916004U/en active Active
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