CN211752474U - Four-wheel drive driving toy model car - Google Patents
Four-wheel drive driving toy model car Download PDFInfo
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- CN211752474U CN211752474U CN202020022417.9U CN202020022417U CN211752474U CN 211752474 U CN211752474 U CN 211752474U CN 202020022417 U CN202020022417 U CN 202020022417U CN 211752474 U CN211752474 U CN 211752474U
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Abstract
The utility model discloses a four-wheel drive toy model car, including the chassis, set up shell on the chassis, set up battery in the chassis, install a pair of front wheel in chassis front end both sides and install a pair of rear wheel in chassis rear end both sides, be used for driving a pair of front wheel and a pair of rear wheel pivoted actuating mechanism simultaneously and be used for driving the steering mechanism that a pair of front wheel turned to, actuating mechanism with steering mechanism all sets up on the chassis. The four-wheel drive toy model car drives the four-wheel drive toy model car to move forwards or backwards through the driving mechanism, and drives the four-wheel drive toy model car to rotate left or right through the steering mechanism, and the four-wheel drive toy model car has the advantages of simple structure, strong power and accurate and flexible steering.
Description
Technical Field
The utility model relates to a toy model technical field, in particular to four-wheel drive toy model car.
Background
The current toy model vehicles with power mainly have two driving modes of two-wheel driving and four-wheel driving. The two-wheel-drive toy model car is almost driven by the rear wheel, the front wheel is driven by no power, the chassis structure is simple, but the situation of slipping easily occurs in the driving process; the four-wheel drive toy model vehicle has more front wheel power drive than the two-wheel drive toy model vehicle, as shown in fig. 1, which is a structural schematic diagram of a typical four-wheel drive toy model vehicle that is popular at present, and the power source of the four-wheel drive toy model vehicle is a motor, and the power is transmitted to four tires through 5 transmission shafts, and the steering of the front wheels is realized through the driving of a pull rod. Compared with a two-wheel-drive driven toy model vehicle, the four-wheel-drive driven toy model vehicle is obviously more complex in structure and higher in manufacturing cost.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned prior art's weak point, the utility model aims at providing a four-wheel drive toy model car has simple structure, powerful and turn to accurate nimble advantage.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a four-wheel drive toy model car comprises a chassis, a shell arranged on the chassis, a battery arranged in the chassis, a pair of front wheels arranged on two sides of the front end of the chassis, a pair of rear wheels arranged on two sides of the rear end of the chassis, a driving mechanism for driving the pair of front wheels and the pair of rear wheels to rotate simultaneously, and a steering mechanism for driving the pair of front wheels to steer, wherein the driving mechanism and the steering mechanism are both arranged on the chassis.
In the four-wheel drive toy model car, the driving mechanism comprises a pair of front wheel driving motors and a pair of rear wheel driving motors, a pair of front wheel motor supports which are respectively connected with the chassis in a rotating manner are arranged at the front end of the chassis, the pair of front wheel motors are respectively fixed on the pair of front wheel motor supports, rotating shafts of the pair of front wheel motors are respectively fixedly connected with the pair of front wheels, a pair of rear wheel motor supports are fixed at the rear end of the chassis, the pair of rear wheel motors are respectively fixed on the pair of rear wheel motor supports, and rotating shafts of the pair of rear wheel motors are respectively fixedly connected with the pair of rear wheels.
In the four-wheel drive toy model car, the steering mechanism comprises a steering motor, a steering gear, a steering support, a pair of steering connecting frames and a pair of sector gears, one end of each steering connecting frame is fixedly connected with the tail ends of the front wheel motors, the other end of each steering connecting frame is fixedly connected with the sector gears, the steering support is fixed on the chassis, the steering motor is installed on the steering support, a rotating shaft of the steering motor is fixedly connected with the steering gear, and two sides of the steering gear are meshed with the sector gears respectively.
In the four-wheel drive toy model car, the steering mechanism further comprises a limiting gear and an angle sensor which are arranged on the steering support, the angle sensor is fixedly connected with the steering support, and the limiting gear is fixedly connected with a measuring shaft of the angle sensor and is meshed with the steering gear.
In the four-wheel drive toy model car, the upper limit of the rotation angle of the steering gear is 28 degrees.
In the four-wheel drive toy model car, the front end and the rear end of the chassis are respectively provided with a front baffle and a rear baffle.
In the four-wheel drive toy model car, the front baffle is provided with a pair of openings for the sector gear to pass through.
In the four-wheel drive toy model car, a pair of sector gears and a pair of front wheel motor supports are integrally formed respectively.
Compared with the prior art, the utility model provides a four-wheel drive toy model car, including the chassis, set up shell on the chassis, set up battery in the chassis, install a pair of front wheel in chassis front end both sides and install a pair of rear wheel in chassis rear end both sides, be used for driving a pair of front wheel and a pair of rear wheel pivoted actuating mechanism simultaneously and be used for driving the steering mechanism that a pair of front wheel turned to, actuating mechanism with steering mechanism all sets up on the chassis. The four-wheel drive toy model car drives the four-wheel drive toy model car to move forwards or backwards through the driving mechanism, and drives the four-wheel drive toy model car to rotate left or right through the steering mechanism, and the four-wheel drive toy model car has the advantages of simple structure, strong power and accurate and flexible steering.
Drawings
Fig. 1 is a schematic structural view of a conventional four-wheel drive toy model vehicle.
Fig. 2 is a schematic structural view of a four-wheel drive toy model vehicle according to a preferred embodiment of the present invention.
Fig. 3 is a schematic view of the exploded structure of the four-wheel drive toy model car according to the preferred embodiment of the present invention.
Fig. 4 is a top view of a four wheel drive toy model vehicle according to a preferred embodiment of the present invention.
Wherein, 10, a chassis; 20. a front wheel; 21. a front wheel drive motor; 22. a front wheel motor support; 30. A rear wheel; 31. a rear wheel drive motor; 32. a rear wheel motor support; 40. a steering motor; 41. a steering gear; 42. a steering bracket; 43. a bogie connecting frame; 44. a sector gear; 45. a limit gear; 46. an angle sensor; 50. a front baffle; 51. an opening; 60. a tailgate.
Detailed Description
The utility model provides a four-wheel drive toy model car, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the attached drawing and the embodiment is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Please refer to fig. 2, which is a schematic structural diagram of a four-wheel drive toy model vehicle according to the present invention, the four-wheel drive toy model vehicle includes a chassis 10, a housing disposed on the chassis 10, a battery (the battery and the housing are not shown) disposed in the chassis 10, a pair of front wheels 20 disposed on two sides of the front end of the chassis 10, a pair of rear wheels 30 disposed on two sides of the rear end of the chassis 10, a driving mechanism for simultaneously driving the pair of front wheels 20 and the pair of rear wheels 30 to rotate, and a steering mechanism for driving the pair of front wheels 20 to steer, and the driving mechanism and the steering mechanism are disposed on the chassis 10.
It is worth mentioning that the battery supplies power for the driving mechanism and the steering mechanism through a lead, and a control mechanism for controlling the driving mechanism and the steering mechanism to work is generally arranged in the four-wheel drive toy model car. Because of the principle and the mode of setting up of battery powered mode, control mechanism control actuating mechanism and steering mechanism work are prior art, the event the utility model discloses no longer give unnecessary details.
Specifically, referring to fig. 2 to 4, the driving mechanism includes a pair of front wheel driving motors 21 and a pair of rear wheel driving motors 31, a pair of front wheel motor brackets 22 respectively rotatably connected to the chassis 10 is disposed at the front end of the chassis 10, the pair of front wheel driving motors 21 are respectively fixed to the pair of front wheel motor brackets 22, the rotating shafts of the pair of front wheel driving motors 21 are respectively fixedly connected to the pair of front wheels 20, the rear end of the chassis 10 is fixed to the pair of rear wheel motor brackets 32, the pair of rear wheel driving motors 31 are respectively fixed to the pair of rear wheel motor brackets 32, and the rotating shafts of the pair of rear wheel driving motors 31 are respectively fixedly connected to the pair of rear wheels 30.
The pair of front wheel driving motors 21 respectively drive the pair of front wheels 20 to rotate, and the pair of rear wheel driving motors 31 respectively drive the pair of rear wheels 30 to rotate, so that each wheel of the four-wheel drive toy model vehicle is provided with a set of motor and reduction gear assembly, and the vehicle body is not provided with any transmission shaft, so that the four-wheel drive toy model vehicle has the advantages of strong power and low failure rate.
More specifically, the steering mechanism comprises a steering motor 40, a steering gear 41, a steering bracket 42, a pair of steering connecting frames 43 and a pair of sector gears 44, wherein one end of each of the pair of steering connecting frames 43 is fixedly connected with the tail end of each of the pair of front wheel driving motors 21, the other end of each of the pair of steering connecting frames 43 is fixedly connected with each of the pair of sector gears 44, the steering bracket 42 is fixed on the chassis 10, the steering motor 40 is mounted on the steering bracket 42, the rotating shaft of the steering motor 40 is fixedly connected with the steering gear 41, and two sides of the steering gear 41 are respectively meshed with the pair of sector gears 44.
Wherein, the utility model provides a sector gear 44 is the gear of the continuous teeth of a cogwheel that has one section arc, and its concrete shape can be adjusted according to actual need, and for saving space, sector gear 44's in this embodiment shape is preferably circular arc strip. Also, in order to save the assembly steps, the pair of sector gears 44 may be integrally formed with the pair of front wheel motor brackets 22, respectively.
When the steering motor 40 rotates, it will drive the steering gear 41 to rotate and drive the sector gears 44 on both sides of the steering gear 41 to rotate in opposite directions, so as to make the steering links 43 on both sides and the front wheel 20 rotate in one direction simultaneously, and finally realize the left or right turn of the four-wheel drive toy model vehicle. In addition, the steering function of the four-wheel drive toy model vehicle adopts the steering gear 41 to directly steer the front wheel 20 through the drive sector gear 44, and no part such as a pull rod is used in the whole steering function, so that the steering precision is higher, and the action is more sensitive.
Meanwhile, referring to fig. 3, the steering mechanism further includes a limit gear 45 and an angle sensor 46 which are arranged on the steering bracket 42, the angle sensor 46 is fixedly connected with the steering bracket 42, and the limit gear 45 is fixedly connected with a measuring shaft of the angle sensor 46 and is meshed with the steering gear 41.
When the steering motor 40 drives the steering gear 41 to rotate, the limit gear 45 meshed with the steering gear 41 also rotates along with the steering motor, and the angle of rotation of the limit gear 45 is measured by the angle sensor 46, so that the angle of rotation of the steering gear 41 can be known, and the steering angle of the pair of front wheels 20 can be obtained. After a maximum steering angle is set, when the angle sensor 46 measures that the rotation angle of the limit gear 45 reaches the maximum steering angle, the control mechanism is notified to stop the steering motor 40, thereby preventing the steering gear 41 from rotating excessively to cause a malfunction.
In a further embodiment, the maximum steering angle of the steering gear is set to 28 degrees, i.e. the upper limit of the steering angle of the steering gear 41 is 28 degrees. The angle is the best angle obtained by combining the structure, the size and the driving environment of a common toy model vehicle, and a designer can select the most suitable maximum steering angle according to actual requirements.
In a further embodiment, a front baffle 50 and a rear baffle 60 are provided at the front and rear ends of the chassis 10, respectively. The front baffle 50 and the rear baffle 60 have certain blocking effect, and external substances such as dust, liquid and the like can be better prevented from entering the interior of the four-wheel drive driven toy model vehicle through the front baffle 50 and the rear baffle 60. Moreover, the front baffle is provided with a pair of openings 51 for the sector gear 44 to pass through, and the limitation of the space of the chassis 10 on the size of the sector gear 44 can be reduced by using the openings 51, so that the sector gear 44 can have a larger radian, and further the pair of front wheels 20 can have a larger steering angle.
For better description of the present invention, the working process of the four-wheel drive toy model vehicle is described in detail below:
when an operator controls the four-wheel drive toy model vehicle to move forward, the pair of front wheel drive motors 21 respectively drive the pair of front wheels 20 to rotate forward, and the pair of rear wheel drive motors 31 also respectively drive the pair of rear wheels 30 to rotate forward, so that finally, the four tires of the four-wheel drive toy model vehicle all rotate forward, and the four-wheel drive toy model vehicle moves forward.
When an operator controls the four-wheel drive toy model vehicle to move backwards, the pair of front wheel drive motors 21 respectively drive the pair of front wheels 20 to rotate backwards, and the pair of rear wheel drive motors 31 also respectively drive the pair of rear wheels 30 to rotate backwards, so that finally, the four tires of the four-wheel drive toy model vehicle all rotate backwards, and the four-wheel drive toy model vehicle can move backwards.
When the operator controls the four-wheel drive toy model vehicle to turn left, the steering motor 40 rotates clockwise, which drives the steering gear 41 to rotate clockwise and drives the sector gears 44 on both sides of the steering gear 41 to rotate in opposite directions, so that the steering connecting frames 43 on both sides and the front wheel 20 rotate towards the left side simultaneously, and finally the four-wheel drive toy model vehicle turns left.
When the operator controls the four-wheel drive toy model vehicle to turn right, the steering motor 40 rotates counterclockwise, which drives the steering gear 41 to rotate counterclockwise and drives the sector gears 44 on both sides of the steering gear 41 to rotate reversely, so that the steering connecting frames 43 on both sides and the front wheels 20 rotate towards the right side simultaneously, and finally the four-wheel drive toy model vehicle turns right.
To sum up, the utility model provides a four-wheel drive toy model car, including the chassis, set up shell on the chassis, set up battery in the chassis, install a pair of front wheel and a pair of rear wheel of installing in chassis rear end both sides in chassis front end both sides, be used for driving a pair of front wheel and a pair of rear wheel pivoted actuating mechanism simultaneously and be used for driving the steering mechanism that a pair of front wheel turned to, actuating mechanism with steering mechanism all sets up on the chassis. The four-wheel drive toy model car drives the four-wheel drive toy model car to move forwards or backwards through the driving mechanism, and drives the four-wheel drive toy model car to rotate left or right through the steering mechanism, and the four-wheel drive toy model car has the advantages of simple structure, strong power and accurate and flexible steering.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (8)
1. A four-wheel drive toy model car comprises a chassis, a shell arranged on the chassis, a battery arranged in the chassis, a pair of front wheels arranged on two sides of the front end of the chassis, and a pair of rear wheels arranged on two sides of the rear end of the chassis.
2. The four-wheel drive toy model vehicle according to claim 1, wherein the driving mechanism comprises a pair of front wheel drive motors and a pair of rear wheel drive motors, the front end of the chassis is provided with a pair of front wheel motor brackets rotatably connected to the chassis, the pair of front wheel motors are fixed to the pair of front wheel motor brackets, the pair of front wheel motors have their shafts fixedly connected to the pair of front wheels, respectively, the rear end of the chassis is fixed to the pair of rear wheel motor brackets, the pair of rear wheel motors are fixed to the pair of rear wheel motor brackets, respectively, and the pair of rear wheel motors have their shafts fixedly connected to the pair of rear wheels, respectively.
3. The four-wheel drive toy model vehicle according to claim 2, wherein the steering mechanism comprises a steering motor, a steering gear, a steering bracket, a pair of steering links and a pair of sector gears, one end of each steering link is fixedly connected with the end of each front wheel motor, the other end of each steering link is fixedly connected with each sector gear, the steering bracket is fixed on the chassis, the steering motor is mounted on the steering bracket, the rotating shaft of the steering motor is fixedly connected with the steering gear, and the two sides of the steering gear are meshed with the sector gears respectively.
4. The four-wheel drive toy model vehicle according to claim 3, wherein the steering mechanism further comprises a limit gear and an angle sensor arranged on the steering bracket, the angle sensor is fixedly connected with the steering bracket, and the limit gear is fixedly connected with a measuring shaft of the angle sensor and mutually meshed with the steering gear.
5. The four-wheel drive toy model vehicle of claim 4, wherein the upper limit of the turning angle of the steering gear is 28 degrees.
6. The four-wheel drive toy model vehicle of claim 3, wherein the front and rear ends of the chassis are provided with a front and rear fender, respectively.
7. The four-wheel drive toy model vehicle of claim 6, wherein the front fender defines a pair of openings for passage of the sector gear.
8. The four-wheel drive toy model vehicle of claim 3, wherein a pair of sector gears are integrally formed with a pair of front wheel motor brackets, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020022417.9U CN211752474U (en) | 2020-01-07 | 2020-01-07 | Four-wheel drive driving toy model car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020022417.9U CN211752474U (en) | 2020-01-07 | 2020-01-07 | Four-wheel drive driving toy model car |
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| Publication Number | Publication Date |
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| CN211752474U true CN211752474U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020022417.9U Active CN211752474U (en) | 2020-01-07 | 2020-01-07 | Four-wheel drive driving toy model car |
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| CN (1) | CN211752474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115475396A (en) * | 2021-05-31 | 2022-12-16 | 双叶电子工业株式会社 | Steering mechanism of model motor vehicle and servo motor for steering |
-
2020
- 2020-01-07 CN CN202020022417.9U patent/CN211752474U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115475396A (en) * | 2021-05-31 | 2022-12-16 | 双叶电子工业株式会社 | Steering mechanism of model motor vehicle and servo motor for steering |
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