CN213735270U - Front and rear driving mechanism for electric car with diamond structure - Google Patents
Front and rear driving mechanism for electric car with diamond structure Download PDFInfo
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- CN213735270U CN213735270U CN202022432181.9U CN202022432181U CN213735270U CN 213735270 U CN213735270 U CN 213735270U CN 202022432181 U CN202022432181 U CN 202022432181U CN 213735270 U CN213735270 U CN 213735270U
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Abstract
The utility model relates to an actuating mechanism technical field, especially relate to a front and back actuating mechanism for rhombus structure electric car, current electric car drive transmission is inefficient, the walking resistance is big, a front and back actuating mechanism for rhombus structure electric car, including the wheel that forms rhombus structure frame, still include the motor, differential mechanism, power angle box, the knuckle, the wheel passes through the knuckle installation, pass through the gear by the motor and convey power to differential mechanism, and distribute power angle box to convey to the wheel through the universal joint transmission shaft by differential mechanism, realize steering control through the direction finder control linking arm among the automobile steering system, make vehicle resistance reduce to the minimum, thereby make the vehicle have long-range driving mileage, good development prospect has in actuating mechanism technical field.
Description
Technical Field
The utility model relates to an actuating mechanism technical field especially relates to a front and back actuating mechanism for rhombus structure trolley-bus.
Background
At present, the development speed of automobiles is high, the quantity of the automobiles is more and more, the problem of tail gas pollution of fuel automobiles is more and more prominent, the state has to make regulations to limit the tail gas emission of the fuel automobiles, the emission standard is more and more strict, and the manufacturing and using cost of the automobiles is gradually raised, so that the electric automobiles become the development objects of automobile manufacturers, and a plurality of automobile manufacturers all have pure electric vehicles.
However, the driving structure of these pure electric vehicles is basically the same as that of the fuel vehicle, and all the pure electric vehicles have four wheels, namely, two front wheels and two rear wheels, namely, front wheels are steered, two front wheels are driven or two rear wheels are driven, and four-wheel drive structure is also provided, but the electric vehicle manufactured by the driving method of the fuel vehicle can cause the problems of large driving resistance and low endurance mileage (generally not exceeding 200 km) although the research and development cost is reduced a little, and although the shortage can be compensated by the increase of the vehicle battery capacity, the cost can be doubled, and the driving safety can also be reduced.
The utility model discloses an improve the drive mode of trolley-bus, strive for the transmission efficiency maximize with the trolley-bus, the resistance minimizing that traveles makes the electric motor car use less capacity's automobile-used battery to reach longer continuation of the journey mileage.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a front and back actuating mechanism for rhombus structure trolley-bus solves current trolley-bus drive transmission inefficiency, the big problem of walking resistance.
The technical scheme is that the front and rear driving mechanism for the electric car with the diamond structure comprises a front wheel, a rear wheel, a left middle wheel and a right middle wheel, and is characterized in that the left middle wheel, the right middle wheel, the front wheel and the rear wheel form a wheel frame with the diamond structure, and the front and rear driving mechanism comprises a motor, a differential mechanism, a power angle box, a front steering knuckle, a middle-right steering knuckle and a middle-left steering knuckle;
the front wheels are arranged on a front steering knuckle, the right middle wheel is arranged on a middle right steering knuckle, the left middle wheel is arranged on a middle left steering knuckle, and the three wheels are responsible for steering when the vehicle runs;
the motor is connected with the driving gear and the driven gear and transmits power to the differential mechanism;
the power angle box comprises a front power angle box and a rear power angle box which are used for transmitting power through a differential mechanism;
the front power corner box is connected with the front wheels through a universal joint transmission shaft and transmits power, the rear power corner box is connected with the rear wheels through a universal joint and a transmission shaft and transmits power, and the two driving wheels drive the vehicle to run;
the front steering knuckle is connected with an intermediate connecting arm through a steering front pull rod, and the intermediate connecting arm is connected with a steering gear and is connected with a middle-left steering knuckle through a steering rear pull rod;
the middle right steering knuckle and the middle left steering knuckle are connected through a steering trapezoid pull rod, the steering trapezoid pull rod is connected with a steering front pull rod, and therefore when steering is conducted, the steering gear pulls the middle connecting arm which pulls the front steering knuckle and the middle left steering knuckle, the front wheel, the right middle wheel and the left middle wheel are made to steer in a preset direction, and the three wheels form a steering system together.
Further, the front and rear wheels are of uniform diameter, and the left and right center wheels are of uniform diameter and smaller than the front and rear wheels.
Furthermore, the driving gear and the driven gear are bevel gears.
The driving motor is electrified to drive the driving gear and the driven gear, power is transmitted to the differential mechanism, the differential mechanism distributes the power to the front power corner box and the rear power corner box, the corner boxes transmit the power to the front wheel and the rear wheel through the transmission shaft and the universal joint, the wheels rotate to enable the vehicle to move, the front wheel and the rear wheel are arranged in the center of the vehicle to bear most of the weight of the vehicle, and the front wheel is connected with the steering knuckle to participate in steering of the vehicle; in order to reduce the running resistance, the left middle wheel and the right middle wheel are designed to be smaller, and the two small wheels are connected with a steering knuckle to participate in steering but have no power; the power angle box can change the power transmission direction, the angle box in the utility model changes the power transmission direction by 90 degrees, and a pair of conical helical gears are arranged in the angle box and are meshed with each other to transmit power; the differential mechanism enables the rotating speeds of the front driving wheel and the rear driving wheel to be freely distributed, and the rotating speed requirements of the front driving wheel and the rear driving wheel are met when the vehicle turns.
The technical effect of the utility model is that, four wheel distribution forms of this actuating mechanism are: the front wheel and the rear wheel are respectively arranged at the center of the vehicle, the middle two wheels are arranged at two sides, the central connecting lines of the four wheels are in a rhombus shape and become a rhombus electric vehicle, most of the gravity borne by the vehicle acts on the front driving wheel and the rear driving wheel, the middle two wheels only play a balance role, smaller wheels can be used, the stress is small, the resistance is also small, the resistance borne by the vehicle during running can be minimum, the resistance of the two wheels after all is much smaller than that of the traditional four wheels, the vehicle body can be designed into a spindle shape with a large middle part and two sharp ends due to the rhombus design, the air resistance during running of the vehicle is greatly reduced, the running resistance of the vehicle is reduced as much as possible in many aspects, and the vehicle has long endurance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the steering mechanism comprises a front wheel, 2 a right middle wheel, 3 a middle right steering knuckle, 4 a rear wheel, 5 a transmission shaft, 6 a universal joint, 7 a driving motor, 8 a driving gear, 9 a differential mechanism, 10 a driven gear, 11 a middle left steering knuckle, 12 a left middle wheel, 13 a steering rear pull rod, 14 an intermediate connecting arm, 15 a steering front pull rod, 16 a front power angle box, 17 a universal joint transmission shaft, 18 a front steering knuckle, 19 a steering trapezoid pull rod, 20 a rear power angle box and 21 a steering gear.
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.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: the front and rear driving mechanism for the electric car with the diamond structure is shown in figure 1 and comprises a front wheel 1, a rear wheel 4, a left middle wheel 12 and a right middle wheel 2, and is characterized in that the left middle wheel 12, the right middle wheel 2, the front wheel 1 and the rear wheel 4 form a wheel frame with the diamond structure, and the front and rear driving mechanism comprises a motor 7, a differential mechanism 9, a power angle box, a front steering knuckle 18, a middle right steering knuckle 3 and a middle left steering knuckle 11;
the front wheel 1 is arranged on a front steering knuckle 18, the right middle wheel 2 is arranged on a middle right steering knuckle 3, the left middle wheel 12 is arranged on a middle left steering knuckle 11, and the three wheels are responsible for steering when the vehicle runs;
the motor 7 is connected with a driving gear 8 and a driven gear 10 and transmits power to a differential mechanism 9;
the power angle box comprises a front power angle box 16 and a rear power angle box 20 which are used for transmitting power by the differential mechanism 9;
the front power corner box 16 is connected with the front wheel 1 through a universal joint transmission shaft 17 and transmits power, the rear power corner box 20 is connected with the rear wheel 4 through a universal joint 6 and a transmission shaft 5 and transmits power, and the two driving wheels drive the vehicle to run;
the front steering knuckle 18 is connected with an intermediate connecting arm 14 through a steering front pull rod 15, and the intermediate connecting arm 14 is connected with a steering gear 21 and is connected with the middle-left steering knuckle 11 through a steering rear pull rod 13;
the middle-right steering knuckle 3 is connected with the middle-left steering knuckle 11 through a steering trapezoidal pull rod 19, the steering trapezoidal pull rod 19 is connected with a steering front pull rod 15, and therefore when steering is conducted, the steering gear pulls the middle connecting arm 14, the middle connecting arm 14 pulls the front steering knuckle 18 and the middle-left steering knuckle 11, the front wheel 1, the right middle wheel 2 and the left middle wheel 12 are made to steer in a preset direction, and the four wheels form a steering system together.
Example two: on the basis of the first embodiment, the diameters of the front wheel 1 and the rear wheel 4 are consistent, the diameters of the left middle wheel 12 and the right middle wheel 2 are consistent and smaller than the diameters of the front wheel 1 and the rear wheel 4, and the driving gear 8 and the driven gear 10 are bevel gears.
The driving motor is electrified to drive the driving gear and the driven gear, power is transmitted to the differential mechanism, the differential mechanism distributes the power to the front power corner box and the rear power corner box, the corner boxes transmit the power to the front wheel and the rear wheel through the transmission shaft and the universal joint, the wheels rotate, the vehicle moves, the front wheel and the rear wheel are arranged in the middle of the vehicle and bear most weight of the vehicle, and the front wheel is connected with the steering knuckle and participates in steering of the vehicle; in order to reduce the running resistance, the left middle wheel and the right middle wheel are designed to be smaller, and the two small wheels are connected with a steering knuckle to participate in steering but have no power; the power angle box can change the power transmission direction, the angle box in the utility model changes the power transmission direction by 90 degrees, and a pair of conical helical gears are arranged in the angle box and are meshed with each other to transmit power; the differential mechanism enables the rotating speeds of the front driving wheel and the rear driving wheel to be freely distributed, and the rotating speed requirements of the front driving wheel and the rear driving wheel are met when the vehicle turns.
The technical effect of the utility model is that, four wheel distribution forms of this actuating mechanism are: the front wheel and the rear wheel are respectively arranged at the center of the vehicle, the middle two wheels are arranged at two sides, the central connecting lines of the four wheels are in a rhombus shape and become a rhombus electric vehicle, most of the gravity borne by the vehicle acts on the front driving wheel and the rear driving wheel, the middle two wheels only play a balance role, smaller wheels can be used, the stress is small, the resistance is also small, the resistance borne by the vehicle during running can be minimum, the resistance of the two wheels after all is much smaller than that of the traditional four wheels, the vehicle body can be designed into a spindle shape with a large middle part and two sharp ends due to the rhombus design, the air resistance during running of the vehicle is greatly reduced, the running resistance of the vehicle is reduced as much as possible in many aspects, and the vehicle has long endurance.
The present invention has been described in detail with reference to the specific embodiments and examples, but these should not be construed as limitations of the present invention. Numerous variations and modifications can be made by those skilled in the art without departing from the principles of the invention, which should also be considered as within the scope of the invention.
Claims (3)
1. The front and rear driving mechanism for the electric car with the diamond structure comprises a front wheel (1), a rear wheel (4), a left middle wheel (12) and a right middle wheel (2), and is characterized in that the left middle wheel (12), the right middle wheel (2), the front wheel (1) and the rear wheel (4) form a wheel frame with the diamond structure, and the front and rear driving mechanism comprises a motor (7), a differential mechanism (9), a power angle box, a front steering knuckle (18), a middle right steering knuckle (3) and a middle left steering knuckle (11);
the front wheel (1) is arranged on a front steering knuckle (18), the right middle wheel (2) is arranged on a middle right steering knuckle (3), and the left middle wheel (12) is arranged on a middle left steering knuckle (11);
the motor (7) is connected with a driving gear (8) and a driven gear (10) and transmits power to the differential (9);
the power angle box comprises a front power angle box (16) and a rear power angle box (20) which are used for transmitting power through a differential (9);
the front power corner box (16) is connected with the front wheel (1) through a universal joint transmission shaft (17) and transmits power, and the rear power corner box (20) is connected with the rear wheel (4) through a universal joint (6) and a transmission shaft (5) and transmits power;
the front steering knuckle (18) is connected with an intermediate connecting arm (14) through a steering front pull rod (15), and the intermediate connecting arm (14) is connected with a steering gear (21) and is connected with a middle-left steering knuckle (11) through a steering rear pull rod (13);
the middle-right steering knuckle (3) is connected with the middle-left steering knuckle (11) through a steering trapezoid pull rod (19), and the steering trapezoid pull rod (19) is connected with a steering front pull rod (15).
2. A front and rear driving mechanism for a rhombus-structured electric vehicle according to claim 1, characterized in that the front wheel (1) and the rear wheel (4) are kept in uniform diameter, and the left middle wheel (12) and the right middle wheel (2) are kept in uniform diameter and smaller than the diameters of the front wheel (1) and the rear wheel (4).
3. A front and rear driving mechanism for a rhombus-structured electric vehicle according to claim 1, characterized in that the driving gear (8) and the driven gear (10) are bevel gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432181.9U CN213735270U (en) | 2020-10-28 | 2020-10-28 | Front and rear driving mechanism for electric car with diamond structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432181.9U CN213735270U (en) | 2020-10-28 | 2020-10-28 | Front and rear driving mechanism for electric car with diamond structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213735270U true CN213735270U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022432181.9U Active CN213735270U (en) | 2020-10-28 | 2020-10-28 | Front and rear driving mechanism for electric car with diamond structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213735270U (en) |
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2020
- 2020-10-28 CN CN202022432181.9U patent/CN213735270U/en active Active
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