CN211364268U - Bidirectional rotary type driving cab - Google Patents
Bidirectional rotary type driving cab Download PDFInfo
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- CN211364268U CN211364268U CN201921984652.8U CN201921984652U CN211364268U CN 211364268 U CN211364268 U CN 211364268U CN 201921984652 U CN201921984652 U CN 201921984652U CN 211364268 U CN211364268 U CN 211364268U
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Abstract
The utility model relates to a two-way rotation type driver's cabin belongs to two-way rotation type driver's cabin technical field. The steering mechanism comprises a base arranged at the head position of a vehicle body, a driving platform is arranged on the base, a steering wheel, a driving seat and a pedal mechanism are arranged in the driving platform, a rotary driving mechanism which can enable the driving platform to rotate 180 degrees forward or 180 degrees backward around the base is arranged between the base and the driving platform, and a reversing mechanism which can realize the reversing of a steering wheel of the vehicle body is arranged between the steering wheel and the vehicle body. The utility model discloses the structure is simple and direct, and is easy and simple to handle, no matter the driver's cabin belongs to forward or reverse state, can keep steering wheel direction of rotation unanimous with the direction of travel all the time.
Description
Technical Field
The utility model relates to a two-way rotation type driver's cabin belongs to two-way rotation type driver's cabin technical field.
Background
Only rotate the seat when current two-way driver's cabin is rotatory, running-board and steering wheel irrotational, consequently, need two sets of running-boards and steering wheel, just enable the reverse rotation back, the direction of rotation of steering wheel is unanimous with the direction of traveling, controls loaded down with trivial details, has the potential safety hazard. In view of the above problems, it is desirable to develop a bidirectional rotary type driving cab capable of solving the above problems.
Disclosure of Invention
In order to overcome the defects, the design aim is to provide a bidirectional rotary type driving platform which has a simple structure and is simple and convenient to operate, and the rotating direction of the steering wheel can be always kept consistent with the driving direction no matter the driving platform is in a forward or reverse state.
A bidirectional rotary type driving platform is characterized by comprising a base 2 arranged at the head position of a vehicle body 1, a driving platform 3 is arranged on the base 2, a steering wheel 4, a driving seat 5 and a pedal mechanism are arranged in the driving platform 3, a rotary driving mechanism capable of enabling the driving platform 3 to rotate 180 degrees in a forward direction or 180 degrees in a reverse direction around the base 2 is arranged between the base 2 and the driving platform 3, and a reversing mechanism capable of achieving reversing of steering wheels of the vehicle body is arranged between the steering wheel 4 and the vehicle body 1;
the base 2 is cylindrical, an installation shaft 8 is arranged at the center of the base 2, the bottom of the installation shaft 8 is fixed on the vehicle body 1, the driving platform 3 is sleeved on the base 2, a bearing seat 9 is arranged at the bottom of the driving platform 3, a bearing 10 is arranged in the bearing seat 9, the bearing 10 is connected with the installation shaft 8 and locked through a double-locking nut 11, and a rotatable gap is reserved between the bearing 10;
the rotating mechanism comprises a half-circle gear ring 5 arranged on the outer wall of the base 2, a rotating motor 6 and a gear 7 driven by the rotating motor 6 are arranged at the bottom of the driving platform 3, the gear 7 is meshed with the gear ring 5, two first travel switches 12 used for controlling the rotating motor 6 to work are arranged at two ends of the gear ring 5, the two first travel switches 12 are arranged on the base 2, and two short shifting plates 13 used for shifting the two first travel switches 12 are arranged at the bottom of the driving platform 3;
the reversing mechanism comprises a long shifting plate 14 arranged at the bottom of the driving platform 3 and a second travel switch 15 arranged on the outer wall of the base 2, the second travel switch 15 is connected with a hydraulic selector valve 16, the hydraulic selector valve 16 is connected with a steering oil cylinder 17, two ends of the steering oil cylinder 17 are connected with two steering wheels, a hydraulic steering gear 18 is arranged at the bottom of the steering wheel 4, an oil inlet of the hydraulic steering gear 18 is connected with an oil outlet of an oil tank 20 through a constant-flow oil pump 19, an oil outlet of the hydraulic steering gear 18 is connected with an oil return port of the oil tank 20, a working port A and a working port B of the hydraulic steering gear 18 are respectively connected with an oil inlet and an oil outlet of the hydraulic selector valve 16, and a port A in two groups of, the port B1 is combined into a path through a tee joint and is connected with the left port of the steering oil cylinder 17, and the port B and the port A1 of the hydraulic selector valve 16 are combined into a path through a tee joint and are connected with the right port of the steering oil cylinder 17;
the pedal mechanism comprises a brake pedal 21, a clutch pedal 22 and an accelerator pedal 23, the brake pedal 21 and the clutch pedal 22 are arranged on a fixed beam 30, the fixed beam 30 is arranged at the bottom of the driving platform 3, and a brake pump 24 and a clutch pump 25 are also arranged on the fixed beam 30;
a rear cover plate 26 and a front cover plate 27 which can be opened and closed are installed at the bottom of the driving platform 3, an accelerator pedal 23 is installed on the front cover plate 27, and a brake pedal 21 and a clutch pedal 22 are both positioned above the front cover plate 27;
an instrument panel 28 is further installed on the driving platform 3, and a rotating motor reversing knob 29 for controlling the rotating motor 6 to rotate forwards or backwards is installed on the instrument panel 28.
The bidirectional rotary type driving platform of the utility model has ingenious structural design, when in use, the rotary motor 6 is controlled to work by operating the rotary motor reversing knob 29, the rotary motor 6 drives the driving platform 3 to reversely rotate 180 degrees, after the driving platform 3 reaches the preset position, the short dialing plate 13 dials the first travel switch 12, the first travel switch 12 controls the rotating motor 6 to stop working, meanwhile, the long poking plate 14 pokes a second travel switch 15, the second travel switch 15 controls the flow direction of an oil path in the hydraulic selection valve 16, namely, the original oil inlet of the working port A, B1 and the oil outlet of the working ports B1 and A are converted into the oil outlet of the working ports A1 and B and the oil inlet of the working ports B1 and A, the steering cylinder 17 connected with the steering cylinder is also changed from the original left-inlet right-outlet oil to the right-inlet left-outlet oil, therefore, the driving direction of the steering wheel can be kept consistent when the driving platform 3 rotates reversely and the steering wheel is normally operated when the steering wheel is at the back. To sum up, the utility model discloses a two-way rotation type driver's cabin structure is simple and direct, and is easy and simple to handle, no matter the driver's cabin belongs to forward or reverse state, can keep steering wheel direction of rotation unanimous with the direction of traveling all the time.
Drawings
FIG. 1: the utility model relates to a structural schematic diagram of a bidirectional rotary type driving platform;
FIG. 2: the structure schematic diagram of the rotating platform;
FIG. 3: the structure schematic diagram of the base;
FIG. 4: the base, the gear ring and the travel switch are matched with each other;
FIG. 5: the structural schematic diagram of the bottom of the driving platform;
FIG. 6: the structure of the reversing mechanism is schematically shown.
In the figure: 1. a vehicle body; 2. a base; 3. a driver's cab; 4. a steering wheel; 5. a ring gear; 6. a rotating electric machine; 7. a gear; 8. installing a shaft; 9. a bearing seat; 10. a bearing; 11. A double lock nut; 12. a first travel switch; 13. a short dialing plate; 14. a long poking plate; 15. a second travel switch; 16. a hydraulic selection valve; 17. A steering cylinder; 18. a hydraulic steering gear; 19. a constant flow oil pump; 20. an oil tank; 21. a brake pedal; 22. a clutch pedal; 23. an accelerator pedal; 24. a brake pump; 25. a clutch pump; 26. a rear cover plate; 27. a front cover plate; 28. an instrument panel; 29. rotating a motor reversing knob; 30. and fixing the beam.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the utility model provides a bidirectional rotary type driving platform, which comprises a base 2 arranged at the head position of a vehicle body 1, a driving platform 3 is arranged on the base 2, a steering wheel 4, a driving seat 5 and a pedal mechanism are arranged in the driving platform 3, a rotary driving mechanism which can lead the driving platform 3 to rotate 180 degrees forward or 180 degrees backward around the base 2 is arranged between the base 2 and the driving platform 3, and a reversing mechanism which can realize the reversing of a steering wheel of the vehicle body is arranged between the steering wheel 4 and the vehicle body 1;
the installation relationship between the base 2 and the cab 3 is as follows: the base 2 is cylindrical, an installation shaft 8 is arranged at the center of the base 2, the bottom of the installation shaft 8 is fixed on the vehicle body 1, the driving platform 3 is sleeved on the base 2, a bearing seat 9 is arranged at the bottom of the driving platform 3, a bearing 10 is arranged in the bearing seat 9, the bearing 10 is connected with the installation shaft 8 and locked through a locking nut 11, and a rotatable gap is reserved between the bearing 10;
the specific structure of the rotating mechanism is as follows: the rotating mechanism comprises a half-circle gear ring 5 arranged on the outer wall of the base 2, a rotating motor 6 and a gear 7 driven by the rotating motor 6 are arranged at the bottom of the driving platform 3, the gear 7 is meshed with the gear ring 5, two first travel switches 12 used for controlling the rotating motor 6 to work are arranged at two ends of the gear ring 5, the two first travel switches 12 are arranged on the base 2, and two short shifting plates 13 used for shifting the two first travel switches 12 are arranged at the bottom of the driving platform 3; the rotary motor 6 drives the gear 7 to move along the gear ring 5 so as to drive the driving platform 3 to rotate, when the driving platform 3 rotates to a preset position, the short dialing plate 13 dials the first travel switch 12, the first travel switch 12 controls the rotary motor 6 to stop working, the driving platform 3 is also provided with an instrument panel 28, and the instrument panel 28 is provided with a rotary motor reversing knob 29 for controlling the rotary motor 6 to rotate forwards or backwards;
the specific structure of the reversing mechanism is as follows: the reversing mechanism comprises a long shifting plate 14 arranged at the bottom of the driving platform 3 and a second travel switch 15 arranged on the outer wall of the base 2, the second travel switch 15 is connected with a hydraulic selector valve 16, the hydraulic selector valve 16 is connected with a steering oil cylinder 17, two ends of the steering oil cylinder 17 are connected with two steering wheels, a hydraulic steering gear 18 is arranged at the bottom of the steering wheel 4, an oil inlet of the hydraulic steering gear 18 is connected with an oil outlet of an oil tank 20 through a constant-flow oil pump 19, an oil outlet of the hydraulic steering gear 18 is connected with an oil inlet and an oil outlet of the oil tank 20, a working port A and a working port B of the hydraulic steering gear 18 are respectively connected with an oil inlet and an oil outlet of the hydraulic selector valve 16, and a port A in two, the port B1 is combined into a path through a tee joint and is connected with the left port of the steering oil cylinder 17, and the port B and the port A1 of the hydraulic selector valve 16 are combined into a path through a tee joint and are connected with the right port of the steering oil cylinder 17;
the specific structure of the pedal mechanism is as follows: the pedal mechanism comprises a brake pedal 21, a clutch pedal 22 and an accelerator pedal 23, the brake pedal 21 and the clutch pedal 22 are arranged on a fixed beam 30, the fixed beam 30 is arranged at the bottom of the driving platform 3, and a brake pump 24 and a clutch pump 25 are also arranged on the fixed beam 30;
wherein, the bottom of the driving platform 3 is provided with a rear cover plate 26 and a front cover plate 27 which can be opened and closed, the accelerator pedal 23 is arranged on the front cover plate 27, the brake pedal 21 and the clutch pedal 22 are both positioned above the front cover plate 27, and the rear cover plate 26 can be opened and closed, thereby being convenient for maintenance;
the working principle is as follows: the rotating motor 6 is controlled to work by operating the rotating motor reversing knob 29, the rotating motor 6 drives the driving platform 3 to rotate in the reverse direction by 180 degrees, after the driving platform 3 reaches a specified position, the short shifting plate 13 shifts the first travel switch 12, the first travel switch 12 controls the rotating motor 6 to stop working, meanwhile, the long shifting plate 14 shifts the second travel switch 15, the second travel switch 15 controls the flow direction of an oil circuit in the hydraulic selector valve 16, namely, the original oil inlet of the working port A is carried out, the oil outlet of the working port B is converted into the oil outlet of the working port A, the oil inlet of the working port B is carried out, the steering oil cylinder 17 connected with the working port B is also converted into the left oil inlet from the original right oil inlet, and therefore, when the driving platform 3 reverses and the steering wheel is behind, the normal operation steering wheel can still keep the same driving direction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A bidirectional rotary type driving platform is characterized by comprising a base arranged at the head position of a vehicle body, the driving platform is arranged on the base, a steering wheel, a driving seat and a pedal mechanism are arranged in the driving platform, a rotary driving mechanism capable of enabling the driving platform to rotate in a forward direction by 180 degrees or in a reverse direction by 180 degrees around the base is arranged between the base and the driving platform, and a reversing mechanism capable of achieving reversing of a steering wheel of the vehicle body is arranged between the steering wheel and the vehicle body.
2. A bi-directional rotary type driving cab according to claim 1, wherein the base is formed in a cylindrical shape, a mounting shaft is provided at a central position of the base, a bottom of the mounting shaft is fixed to the vehicle body, the driving cab is fitted over the base, a bearing housing is provided at a bottom of the driving cab, a bearing is provided in the bearing housing, the bearing is connected to the mounting shaft and locked by a double lock nut, and a rotatable gap is provided between the bearing.
3. A bi-directional rotary driving cab as claimed in claim 1 or 2, wherein the rotary driving mechanism comprises a half-turn gear ring mounted on the outer wall of the base, the bottom of the driving cab is provided with a rotary motor and a gear driven by the rotary motor, the gear is engaged with the gear ring, two ends of the gear ring are respectively provided with a first travel switch for controlling the rotary motor to operate, two first travel switches are mounted on the base, and the bottom of the driving cab is provided with two short shifting plates for shifting the two first travel switches.
4. The bidirectional rotary type driving platform according to claim 1, wherein the reversing mechanism comprises a long dial plate mounted at the bottom of the driving platform and a second travel switch mounted on the outer wall of the base, the second travel switch is connected with a hydraulic selector valve, the hydraulic selector valve is connected with a steering cylinder, two ends of the steering cylinder are connected with two steering wheels, a hydraulic steering gear is mounted at the bottom of the steering wheel, an oil inlet of the hydraulic steering gear is connected with an oil outlet of the oil tank through a constant flow oil pump, an oil outlet of the hydraulic steering gear is connected with an oil return port of the oil tank, a working port A and a working port B of the hydraulic steering gear are respectively connected with an oil inlet and an oil outlet of the hydraulic selector valve, and a port A of two sets of ports AB of the hydraulic, the port B1 is merged into a path through a tee joint and is connected with the left port of the steering oil cylinder, and the port B and the port A1 of the hydraulic selector valve are merged into a path through a tee joint and are connected with the right port of the steering oil cylinder.
5. A bi-directional rotary driver's cab as claimed in claim 1, wherein said pedal mechanism includes a brake pedal, a clutch pedal, and an accelerator pedal, the brake pedal and the clutch pedal being mounted on a fixed beam, the fixed beam being mounted at the bottom of the driver's cab, the fixed beam further having a brake pump and a clutch pump mounted thereon.
6. A bi-directional rotary driver's cab as claimed in claim 5, wherein said cab has mounted to its bottom openable and closable rear and front covers, an accelerator pedal mounted to the front cover, and a brake pedal and a clutch pedal both located above the front cover.
7. A bi-directional rotary driver's cab as claimed in claim 3, wherein said cab is further provided with a dashboard, said dashboard being provided with a rotary motor forward and reverse knob for controlling the forward or reverse rotation of the rotary motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984652.8U CN211364268U (en) | 2019-11-18 | 2019-11-18 | Bidirectional rotary type driving cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984652.8U CN211364268U (en) | 2019-11-18 | 2019-11-18 | Bidirectional rotary type driving cab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211364268U true CN211364268U (en) | 2020-08-28 |
Family
ID=72166636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921984652.8U Active CN211364268U (en) | 2019-11-18 | 2019-11-18 | Bidirectional rotary type driving cab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211364268U (en) |
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2019
- 2019-11-18 CN CN201921984652.8U patent/CN211364268U/en active Active
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