CN209765890U - Electric control electric power steering power-assisted bench - Google Patents
Electric control electric power steering power-assisted bench Download PDFInfo
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- CN209765890U CN209765890U CN201920262848.XU CN201920262848U CN209765890U CN 209765890 U CN209765890 U CN 209765890U CN 201920262848 U CN201920262848 U CN 201920262848U CN 209765890 U CN209765890 U CN 209765890U
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Abstract
the utility model discloses an electric control electrodynamic type power-assisted steering rack, which comprises an operating panel, a controller and a chassis, wherein a wood board is arranged at the top of the chassis, the controller is arranged at the bottom of the wood board, the operating panel is arranged at the top of the wood board, a fixing plate is arranged at the bottom of the operating panel at the opposite side of the wood board, the fixing plate is welded on the side surface of the top of the chassis, one end of the side wall at the top of the operating panel is provided with an instrument panel, one side of the wood board is fixedly provided with a transverse plate, a torque sensor transmits the detected information to an EPS-ECU computer, the EPS-ECU computer controls the combination of an electromagnetic clutch and the operation of a driving motor, the output end of the driving motor drives a worm to rotate through a shaft coupling and then drives the worm wheel to rotate, as the worm wheel, the steering is easy and flexible, an automobile operation table is simulated, and teaching work is facilitated.
Description
Technical Field
The utility model relates to an automobile simulation equipment field specifically is automatically controlled electrodynamic type power assisted steering rack.
Background
An automobile electric power steering system is a novel electromechanical integrated power steering system developed in recent years and comprises a mechanical steering column assembly, a torque sensor, a power-assisted motor, an electric control unit assembly and the like. However, when teaching is carried out, students cannot visually know the working principle of the automobile electric power steering system, and only the written text explanation impression is not deep, and the teaching effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatically controlled electrodynamic type power assisted steering rack to solve when teaching, the unable audio-visual theory of operation who knows car electric power assisted steering system of student, it is not dark that the impression is explained to the written characters only, the poor problem of teaching effect.
The purpose of the utility model can be realized by the following technical scheme:
An electric control electrodynamic type power-assisted steering rack comprises a control panel, a controller and a bottom frame, wherein a wood board is arranged at the top of the bottom frame, the controller is arranged at the bottom of the wood board, the control panel is arranged at the top of the wood board, a fixing plate is arranged at the bottom of the control panel on the opposite side of the wood board, the fixing plate is welded on the side surface of the top of the bottom frame, an instrument panel is arranged at one end of the side wall of the top of the control panel, a transverse plate is fixedly arranged on one side of the wood board, a steering shaft is arranged on the transverse plate, a steering wheel is arranged at the top end of the steering shaft, a universal joint is arranged at the bottom end of the steering shaft, a torsion bar is arranged inside the steering shaft, the torsion bar is rotatably connected with the steering shaft, a shell is arranged at the middle position close to the steering shaft, a worm, the worm is connected with the worm wheel in a meshed mode, a sleeve is arranged below the steering shaft and fixedly mounted at the top of the bottom frame, a rack is arranged inside the sleeve, a protective cover is arranged on one side of the sleeve, a gear is arranged inside the protective cover and meshed with the rack, and a middle shaft at one end of the gear penetrates through the side wall of the protective cover and is fixedly connected with the bottom end of the universal joint.
As a further aspect of the present invention: the steering mechanism is characterized in that a torsion bar is arranged in the steering shaft, a torque sensor is arranged on one side of the torsion bar and electrically connected with the controller, the bottom end of the torsion bar is fixedly connected with one end of the universal joint, the torsion bar in the steering shaft can be driven to rotate by rotating the steering wheel, and then the universal joint drives the gear to rotate, so that steering work is realized.
As a further aspect of the present invention: the electric motor is arranged on the control panel, the vehicle speed sensor is arranged on the control panel on one side of the electric motor, the vehicle speed sensor corresponds to the output end position of the electric motor, the rotating speed of the electric motor can be detected through the vehicle speed sensor, detected information is transmitted to the EPS-ECU computer, and the EPS-ECU computer controls the driving motor to operate so as to provide power for steering.
As a further aspect of the present invention: the bottom welded fastening of one side support column of plank at the top of chassis is equipped with the iron sheet cover on the support column, and the steering spindle sets up in the inside of iron sheet cover, can fix the steering spindle on the support column, plays the fixed action to the steering spindle, increases the stability of device.
As a further aspect of the present invention: the motor indicating lamp is arranged on the side face of the top of the control panel, the motor indicating lamp is arranged on one side of the motor, an ignition switch and a power key are arranged below the motor indicating lamp, a fuse box EPS indicating lamp is further arranged on one side of the motor indicating lamp, the motor indicating lamp can reflect the working state of the motor, the ignition switch controls the starting work of the motor, an automobile operation table is simulated, and teaching work is facilitated.
The utility model has the advantages that:
1. The utility model discloses in, open the power key on the control panel, start the ignition switch and rotate, the motor begins work, speed sensor transmits the information that detects to EPS-ECU computer, the torsion bar in the steering wheel drive steering spindle rotates, torque sensor transmits the information that detects to EPS-ECU computer, EPS-ECU computer control electromagnetic clutch combines and the driving motor operation, the output of driving motor drives the worm through the shaft coupling and rotates, drive the worm wheel and rotate then, because the worm wheel is installed on the torsion bar in the steering spindle, thereby drive the torsion bar and rotate, and the direction of rotation is the same direction with the steering wheel, play the steering helping hand effect, make to turn to light, nimble, simulate the car operation panel, be convenient for teaching work;
2. The utility model discloses in, when not turning to or when the straight-driving need not to operate the steering wheel, electric power steering system's helping hand is in the operational state that awaits orders of stoppage operation, need not consume the engine power of car, has saved the oil consumption, and this kind of novel power steering system does not need hydraulic oil and corresponding oil pipe facility, consequently, does not have the pollution to the environment, also installs easily and arranges.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the top structure of the bottom bracket of the present invention.
Fig. 4 is a schematic view of the internal structure of the middle housing of the present invention.
In the figure: 1. a steering wheel; 2. a steering shaft; 3. a transverse plate; 4. a support pillar; 5. an instrument panel; 6. a control panel; 7. a wood board; 8. a controller; 9. a chassis; 10. a fixing plate; 11. a sleeve; 12. a gear; 13. a universal joint; 14. a drive motor; 15. a torque sensor; 16. a worm gear; 17. a worm; 18. a housing; 19. a protective cover; 20. and (4) an iron sheet sleeve.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-4, an electrically controlled electric power steering rack comprises a control panel 6, a controller 8 and a bottom frame 9, wherein a wood plate 7 is arranged on the top of the bottom frame 9, the controller 8 is arranged on the bottom of the wood plate 7, the controller 8 adopts an EPS-ECU computer, the control panel 6 is arranged on the top of the wood plate 7, a fixing plate 10 is arranged on the bottom of the control panel 6 on the opposite side of the wood plate 7, the fixing plate 10 is welded on the top side of the bottom frame 9, an instrument panel 5 is arranged at one end of the top side wall of the control panel 6, a transverse plate 3 is fixedly arranged on one side of the wood plate 7, a steering shaft 2 is arranged on the transverse plate 3, a steering wheel 1 is arranged at the top end of the steering shaft 2, a universal joint 13 is arranged at the bottom end of the steering shaft 2, a torsion bar is arranged inside the steering shaft 2, the torsion bar, a worm wheel 16 is sleeved on a torsion bar in the steering shaft 2, a driving motor 14 is fixedly installed on one side of a shell 18, a worm 17 is arranged on one side of the driving motor 14, the output end of the driving motor 14 is in transmission connection with the worm 17 through a coupler, the worm 17 is in meshing connection with the worm wheel 16, a sleeve 11 is arranged below the steering shaft 2, the sleeve 11 is fixedly installed on the top of a bottom frame 9, a rack is arranged in the sleeve 11, a protective cover 19 is arranged on one side of the sleeve 11, a gear 12 is arranged in the protective cover 19, the gear 12 is in meshing connection with the rack, a middle shaft at one end of the gear 12 penetrates through the side wall of the protective cover 19 and is fixedly connected with the bottom end of a universal joint 13, when the steering wheel type electric vehicle steering wheel is used, a power key on a control panel 6 is, the torque sensor 15 transmits detected information to the EPS-ECU computer, the EPS-ECU computer controls the electromagnetic clutch to be combined with the driving motor 14 to operate, the output end of the driving motor 14 drives the worm 17 to rotate through the coupler, and then the worm wheel 16 is driven to rotate, and the worm wheel 16 is arranged on a torsion bar inside the steering shaft 2, so that the torsion bar is driven to rotate, the rotation direction is the same as that of the steering wheel 1, and a steering assisting effect is achieved, so that steering is easy and flexible.
The steering wheel 1 can drive the torsion bar inside the steering shaft 2 to rotate, and then the universal joint 13 drives the gear 12 to rotate, so that steering work is realized.
The control panel 6 is provided with a motor, the control panel 6 on one side of the motor is provided with a vehicle speed sensor, the vehicle speed sensor corresponds to the output end position of the motor, the rotating speed of the motor can be detected through the vehicle speed sensor, the detected information is transmitted to the EPS-ECU computer, the EPS-ECU computer controls the driving motor 14 to operate, power is provided for steering, and when the vehicle speed is 0-50 km/h, the steering is assisted, and the steering is light and flexible when the vehicle is at home or low speed; when the vehicle speed is more than 50km/h, the steering power is reduced, and the direction is heavy; when the vehicle speed is more than 70km/h, the computer EPS-ECU controls the steering driving motor 14 to be powered off, and the steering is not assisted; at high speed, the steering is heavy, the steering sense is felt, and the high-speed driving safety is ensured.
Plank 7's one side support column 4, support column 4's bottom welded fastening is equipped with iron sheet cover 20 at the top of chassis 9 on the support column 4, and steering spindle 2 sets up in iron sheet cover 20's inside, can fix steering spindle 2 on support column 4, plays fixed action to steering spindle 2, increases the stability of device.
Be equipped with the motor pilot lamp on the top side of control panel 6, the motor pilot lamp sets up in one side of motor, and the below of motor pilot lamp is equipped with ignition switch and power key, and one side of motor pilot lamp still is equipped with fuse box EPS pilot lamp, and the operating condition of motor can be reflected to the motor pilot lamp, and the start-up work of ignition switch control motor simulates the car operation panel, is convenient for carry out teaching work.
The utility model discloses a theory of operation: the utility model discloses during the use, open the power key on the control panel 6, start the ignition switch and rotate, the motor begins work, speed sensor transmits the information that detects to EPS-ECU computer, 2 inside torsion bars of steering wheel 1 drive steering spindle rotate, torque sensor 15 transmits the information that detects to EPS-ECU computer, EPS-ECU computer control electromagnetic clutch combines and driving motor 14 operation, driving motor 14's output passes through shaft coupling drive worm 17 and rotates, drive worm wheel 16 and rotate then, because worm wheel 16 installs on 2 inside torsion bars of steering spindle, thereby the drive torsion bar rotates, and the rotation direction is with steering wheel 1 syntropy, play the steering helping hand effect.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An electric control electric power steering power-assisted bench is characterized by comprising a control panel (6), a controller (8) and an underframe (9), wherein a wood board (7) is arranged at the top of the underframe (9), the controller (8) is arranged at the bottom of the wood board (7), the control panel (6) is arranged at the top of the wood board (7), a fixing plate (10) is arranged at the bottom of the control panel (6) on one side opposite to the wood board (7), the fixing plate (10) is welded on the side surface of the top of the underframe (9), an instrument panel (5) is arranged at one end of the side wall of the top of the control panel (6), a transverse plate (3) is fixedly arranged at one side of the wood board (7), a steering shaft (2) is arranged on the transverse plate (3), a steering wheel (1) is arranged at the top end of the steering shaft (2), a universal joint (13) is arranged at the bottom end of the steering shaft (2, a shell (18) is arranged at the middle part close to the steering shaft (2), a worm wheel (16) is arranged inside the shell (18), the worm wheel (16) is sleeved on a torsion bar inside the steering shaft (2), a driving motor (14) is fixedly arranged at one side of the shell (18), a worm (17) is arranged at one side of the driving motor (14), the output end of the driving motor (14) is in transmission connection with the worm (17) through a coupler, the worm (17) is in meshing connection with the worm wheel (16), a sleeve (11) is arranged below the steering shaft (2), the sleeve (11) is fixedly arranged at the top of the chassis (9), a rack is arranged inside the sleeve (11), a protective cover (19) is arranged at one side of the sleeve (11), and a gear (12) is arranged inside the protective cover (, and the gear (12) is meshed with the rack, and a middle shaft at one end of the gear (12) penetrates through the side wall of the protective cover (19) to be fixedly connected with the bottom end of the universal joint (13).
2. The electrically controlled electric power steering stage according to claim 1, wherein the steering shaft (2) is provided with a torsion bar inside, one side of the torsion bar is provided with a torque sensor (15), the torque sensor (15) is electrically connected to the controller (8), and the bottom end of the torsion bar is fixedly connected to one end of the universal joint (13).
3. The electrically controlled electric power steering stage according to claim 1, wherein the steering panel (6) is provided with an electric motor, and the steering panel (6) on the side of the electric motor is provided with a vehicle speed sensor corresponding to the output position of the electric motor.
4. the electric control electric power steering rack according to claim 1, wherein the bottom end of the supporting column (4) is welded and fixed on the top of the bottom frame (9) of the supporting column (4) on one side of the wood board (7), the iron leather sheath (20) is arranged on the supporting column (4), and the steering shaft (2) is arranged inside the iron leather sheath (20).
5. The electrically controlled electric power steering stand according to claim 1, wherein a motor indicator light is provided on a top side of the control panel (6), the motor indicator light is provided on one side of the motor, an ignition switch and a power key are provided below the motor indicator light, and an EPS indicator light is provided on one side of the motor indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262848.XU CN209765890U (en) | 2019-03-01 | 2019-03-01 | Electric control electric power steering power-assisted bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262848.XU CN209765890U (en) | 2019-03-01 | 2019-03-01 | Electric control electric power steering power-assisted bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209765890U true CN209765890U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920262848.XU Active CN209765890U (en) | 2019-03-01 | 2019-03-01 | Electric control electric power steering power-assisted bench |
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| Country | Link |
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| CN (1) | CN209765890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311264A (en) * | 2021-05-22 | 2021-08-27 | 秦皇岛东霖科技有限公司 | Automobile electronic steering gear maintenance test platform and use method thereof |
-
2019
- 2019-03-01 CN CN201920262848.XU patent/CN209765890U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311264A (en) * | 2021-05-22 | 2021-08-27 | 秦皇岛东霖科技有限公司 | Automobile electronic steering gear maintenance test platform and use method thereof |
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