CN111993883A - Distributed electrically driven all-terrain vehicle - Google Patents

Abstract

The utility model relates to a distributing type electrically driven all terrain vehicle, including the automobile body, a wheel for driving the automobile body and marcing, a power supply unit and a control assembly for driving wheel pivoted, the wheel is provided with a plurality ofly, and evenly distributed is in the below of automobile body, the wheel is established the tire outside the wheel hub motor including wheel hub motor and cover, the stator part and the automobile body coupling of wheel hub motor, rotor part and tire coupling, mutual independence between each wheel hub motor, and be connected with the power supply unit electricity through the control assembly. According to the arrangement, a distributed hub motor driving system is adopted, and the transmission case, the transfer case, the transmission shaft and the half shaft are not arranged, namely, no mechanical transmission power and torque is adopted, the driving structure is simple and stable, and parts are fewer and are not easy to damage; the power of the wheels of the whole vehicle is supplied with electric energy by the power supply assembly through the control assembly to the hub motors in the wheels, the wheels are directly driven to rotate through the hub motors, and the vehicle body is driven to run, so that the running in various complex environments is facilitated.

Description

Distributed electrically driven all-terrain vehicle

Technical Field

The present application relates to the field of all-terrain vehicles, and more particularly, to a distributed electrically driven all-terrain vehicle.

Background

All terrain vehicles (UTVs) are vehicles that exceed SUVs in their trafficability and flexibility. It was originally designed to quickly navigate complex terrain and to quickly commute on roadways where ordinary vehicles cannot travel. Later, UTVs evolved from vehicles to an entertainment item, an extreme sport. Besides being used for sports and recreation, the multifunctional sports and recreation shoe plays an important role in agriculture, forestry and animal husbandry, petroleum, electric power, construction sites, mines, emergency rescue, exploration, hunting, fire fighting, military and other fields.

The all-terrain vehicle (UTV) can run on a complex road surface with a large gradient and bumpy pothole, but the running environment, the road surface and the complexity of the all-terrain vehicle are extremely strict, the traditional all-terrain vehicle is driven by an engine, power is transmitted to a gearbox, the power is switched by the gearbox, and then appropriate power is transmitted to wheels through mechanical transmission structures such as a transfer case, a transmission shaft and the like, so that a vehicle body is driven to run.

Therefore, how to solve the problems that the existing all-terrain vehicle adopts mechanical power transmission, has a complex driving structure and is easy to cause damage is a key technical problem to be solved by technical personnel in the field.

Disclosure of Invention

In order to overcome the problems in the related art at least to a certain extent, the application aims to provide a distributed electrically-driven all-terrain vehicle, which can solve the problems that the existing all-terrain vehicle adopts mechanical power transmission, the driving structure is complex and the damage is easily caused. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the application are described in detail in the following.

The application provides full all terrain vehicle of distributing type electric drive, including the automobile body, be used for driving the wheel that the automobile body marchd, be used for the drive wheel pivoted power supply unit and control assembly, the wheel is provided with a plurality ofly and evenly distributed is in the below of automobile body, the wheel is established including wheel hub motor and cover the tire outside the wheel hub motor, wheel hub motor's stator part with car connection, rotor part with the tire is connected, each mutually independent between the wheel hub motor and through control assembly with the power supply unit electricity is connected.

Preferably, the vehicle body is fixedly connected with the stator of the hub motor through a multi-connecting-rod independent suspension structure, the multi-connecting-rod independent suspension structure comprises a connecting rod and a shock absorber which are hinged between the hub motor and the vehicle body, an included angle is formed between the connecting rod and the shock absorber, and an acute triangle is formed by the vehicle body and the hub motor in a surrounding mode.

Preferably, the connecting rod is provided in plurality and is arranged side by side between the vehicle body and the in-wheel motor.

Preferably, the vehicle body comprises a vehicle body framework and a vehicle body covering part covering the vehicle body framework, and the vehicle body framework is fixedly connected with a stator part of the hub motor.

Preferably, the vehicle body framework is provided as a load-bearing vehicle body framework structure.

Preferably, the vehicle body comprises a mobile platform and various functional components positioned on the mobile platform, and the mobile platform is fixedly connected with a stator part of the hub motor.

Preferably, a plurality of the wheels are distributed in a rectangular array.

Preferably, the in-wheel motor is provided with a power recovery module.

Preferably, the vehicle body is provided with a cab and a cargo box located rearward of the cab.

Preferably, the power supply assembly is provided as a battery pack.

The technical scheme provided by the application can comprise the following beneficial effects:

mutual independence between each in-wheel motor, and be connected with the power supply unit electricity through control assembly, specifically speaking, each in-wheel motor all is connected with the power supply unit electricity through a circuit, under control assembly's effect, can directly drive each in-wheel motor alone, so that every wheel all constitutes an independent drive unit, and under control assembly's control action, can be according to the complicated road conditions among the actual conditions, drive power to each in-wheel motor carries out real time control alone, be favorable to promoting environmental suitability. According to the arrangement, a distributed hub motor driving system is adopted, and the transmission case, the transfer case, the transmission shaft and the half shaft are not arranged, namely, no mechanical transmission power and torque is adopted, the driving structure is simple and stable, and parts are fewer and are not easy to damage; the power of the wheels of the whole vehicle is supplied with electric energy by the power supply assembly through the control assembly to the hub motors in the wheels, the wheels are directly driven to rotate through the hub motors, and the vehicle body is driven to run, so that the running in various complex environments is facilitated.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a side view of the present distributed electric drive ATV shown in accordance with some exemplary embodiments;

FIG. 2 is a front view of the present distributed electric drive ATV shown in accordance with some exemplary embodiments;

FIG. 3 is a schematic diagram of a drive configuration of a distributed electrically driven all-terrain vehicle shown in accordance with some exemplary embodiments;

FIG. 4 is a schematic diagram illustrating a multi-link independent suspension architecture according to some exemplary embodiments.

In the figure: 1. a vehicle body frame; 2. a vehicle body cover; 3. a wheel; 4. a hub motor; 5. a tire; 6. a power supply assembly; 7. a control component; 8. a cab; 9. a cargo box; 10. a connecting rod; 11. a shock absorber; 12. a vehicle control unit; 13. a motor controller;

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus or methods consistent with aspects of the present application.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.

Referring to fig. 1-4, the present embodiment provides a distributed electrically-driven all-terrain vehicle, which includes a vehicle body, wheels 3, a power supply assembly 6 and a control assembly 7, wherein the wheels 3 are used for driving the vehicle body to travel, and specifically, the wheels 3 are provided in plurality and uniformly distributed below the vehicle body; the power supply assembly 6 is arranged inside the vehicle body and used for providing power for the vehicle body to travel, and specifically, the power supply assembly 6 is used for driving the wheels 3 to rotate relative to the vehicle body, so that the wheels 3 drive the vehicle body to travel.

The wheel 3 comprises a hub motor 4 and a tire 5, wherein the tire 5 is sleeved outside the hub motor 4 to ensure the stability of the vehicle body in advancing. The in-wheel motor 4 is a motor designed by integrating a power system, a transmission system and a brake system of a vehicle, the working principle of the in-wheel motor 4 is a permanent magnet synchronous motor, the in-wheel motor and the in-wheel motor 4 refer to motors which are arranged at different positions of the vehicle, and the in-wheel motor 4 has the advantages that: a large number of transmission parts are omitted, the vehicle structure is simpler, and various complex driving modes can be realized. The hub motor 4 can be easily realized in a forward driving mode, a rear driving mode or a four-wheel driving mode due to the characteristic that the hub motor has independent driving of a single wheel 3.

Specifically, the in-wheel motor 4 has a rotor portion and a stator portion, wherein the stator portion is connected with the vehicle body to keep the stator portion relatively fixed with respect to the vehicle body, the rotor portion is connected with the tire 5 to keep the rotor portion relatively fixed with respect to the tire 5, and the stator portion and the rotor portion relatively rotate when energized, thereby driving the tire 5 to rotate with respect to the vehicle body to realize the traveling of the vehicle body.

And, mutual independence between each in-wheel motor 4, and be connected with power supply unit 6 electricity through control assembly 7, specifically speaking, each in-wheel motor 4 all is connected with power supply unit 6 electricity through a circuit, under control assembly 7's effect, can directly carry out the individual drive to each in-wheel motor 4, so that every wheel 3 all constitutes an independent drive unit, and under control assembly 7's control effect, can be according to the complicated road conditions among the actual conditions, drive power to each in-wheel motor 4 carries out independent real time control, be favorable to promoting environmental suitability.

It should be noted that the control assembly 7 may include a vehicle control unit 12 for controlling a vehicle body traveling condition and a motor controller 13 for controlling an electric energy transmission condition of the in-wheel motors 4, and the motor controller 13 is connected between the power supply assembly 6 and each in-wheel motor 4, and is configured to control an electric energy transmission condition between the power supply assembly 6 and each in-wheel motor 4, so as to control a driving force of each in-wheel motor 4, which is beneficial to saving electric energy.

According to the arrangement, a distributed hub motor 4 driving system is adopted, and a gearbox, a transfer case, a transmission shaft and a half shaft are omitted, namely, no mechanical transmission power and torque is omitted, the driving structure is simple and stable, and parts are less and are not easy to damage; the power of the wheels 3 of the whole vehicle is supplied with electric energy by the power supply assembly 6 through the control assembly 7 to the hub motors 4 in the wheels 3, the wheels 3 are directly driven to rotate through the hub motors 4, and the vehicle body is driven to run, so that the running in various complex environments is facilitated.

In this embodiment, the vehicle body is connected and fixed to the stator of the in-wheel motor 4 through the multi-link independent suspension structure, and as the name suggests, the multi-link suspension is a suspension structure that is composed of three or more connecting rods, and can provide control force in multiple directions, so that the tire 5 has a more reliable running track. The multi-link suspension can not only ensure certain comfort, but also keep the wheels 3 and the ground vertical as much as possible due to more links, reduce the inclination of the vehicle body as much as possible, maintain the ground contact of the tires 5 as much as possible, and have better comfort performance and control stability.

Wherein, many connecting rods independent suspension structure is including articulating connecting rod 10 and bumper shock absorber 11 between wheel hub motor 4 and automobile body, the first end of connecting rod 10 articulates the first position at the automobile body, the second end articulates the stator part at wheel hub motor 4, the first end of bumper shock absorber 11 articulates the second position at the automobile body, the second end articulates the second end at connecting rod 10, constitute the contained angle between connecting rod 10 and the bumper shock absorber 11, and enclose into acute triangle-shaped between automobile body and wheel hub motor 4, like this, be favorable to promoting the steadiness of automobile body.

Specifically, the connecting rods 10 are provided in plurality and side by side between the vehicle body and the in-wheel motor 4, and here, the connecting rods 10 may be provided in two, three or five, further enhancing the traveling stability of the vehicle body.

In some embodiments, the vehicle body comprises a vehicle body framework 1 and a vehicle body covering part 2, wherein the vehicle body framework 1 can be fixedly connected with a stator part of a hub motor 4 through a multi-connecting-rod independent suspension structure so as to form a framework part of the vehicle body and ensure the mounting stability of a wheel 3; the automobile body covering part 2 is wrapped on the outer side of the automobile body framework 1, and can protect the automobile body framework 1 from being invaded by wind and rain.

The vehicle body framework 1 is a bearing type vehicle body framework structure, the bearing type vehicle body framework structure is an integral bearing structure formed by welding special-shaped steel pipes with various sections, the integral bearing structure bears all loads, and in local areas, such as a suspension mounting area, a power assembly mounting area, a steering system mounting area and the like, welding plates, ribs, box-shaped components or groove-shaped components can be adopted to improve local strength, mounting and positioning accuracy and production manufacturability. Therefore, the whole vehicle has light weight, good integral bending and torsional rigidity and easy batch production.

In other embodiments, the vehicle body comprises a mobile platform and various functional components located on the mobile platform, wherein the mobile platform is fixedly connected with the stator part of the hub motor 4 and used for bearing each functional component, which is beneficial to carrying a plurality of functional components and realizing the application and modification of the plurality of functional components.

Wherein, a plurality of wheels 3 are the distribution of rectangle array, and here, wheels 3 can set up to 2 x 8, 4 x 4, 6 x 6, 8 x 8's the form of arranging, and then are favorable to promoting the drive performance of automobile body.

In some preferred schemes, the hub motor 4 is provided with a power recovery module, potential energy and braking energy of the vehicle body can be converted into electric energy through the power recovery module, resources are reasonably utilized, and energy consumption is reduced.

In order to facilitate the driving of the driver and the transport of goods, the body is provided with a cab 8 and a cargo box 9, the cargo box 9 being located behind the cab 8, the cab 8 being able to be enclosed by the body cover 2.

Specifically, the power supply unit 6 is provided as a battery pack that is rechargeable and has a large storage capacity, and can satisfy the electric energy required for the standard vehicle to travel.

The present distributed electrically driven all terrain vehicle is specifically described below with reference to the above embodiments.

The hub motor 4 is distributed; a multi-link independent suspension system; the hub motor 4 is in a direct drive mode; no mechanical system transmission power and large torque characteristics; the whole vehicle can be driven in various distributed driving modes, such as 4 × 4, 6 × 6, 8 × 8 … …; according to different roads, the hub motor 4 can be driven in a most energy-saving mode; the whole vehicle has cross-country performance; the device can be used as a mobile power platform to realize various function addition and modification; the hub motor 4 has an energy recovery function, and the vehicle motor has a potential energy recovery function; the machine has simple structure, few parts and no need of a gearbox, and can realize automatic speed regulation.

It should be noted that the terms "first," "second," and the like, as used herein, are not intended to limit the specific order, but merely to distinguish one element or function from another. The expressions "horizontal", "vertical", "up", "down", "left" and "right" refer to the distributed electrically driven all-terrain vehicle when it is in the laid-out state as shown in fig. 1.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the application comprise basic schemes of the schemes, are independent of each other and are not restricted to each other, but can be combined with each other under the condition of no conflict, so that multiple effects are achieved together.

While embodiments of the present application have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present application, and that changes, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. The distributed electrically-driven all-terrain vehicle is characterized by comprising a vehicle body, a wheel (3) used for driving the vehicle body to move, a power supply assembly (6) and a control assembly (7) used for driving the wheel (3) to rotate, wherein the wheel (3) is provided with a plurality of wheels which are uniformly distributed below the vehicle body, the wheel (3) comprises a hub motor (4) and a tire (5) sleeved outside the hub motor (4), a stator part of the hub motor (4) is connected with the vehicle body, a rotor part of the hub motor is connected with the tire (5), and the hub motors (4) are mutually independent and are electrically connected with the power supply assembly (6) through the control assembly (7).

2. The distributed electrically driven all-terrain vehicle of claim 1, characterized in that the vehicle body is connected and fixed with the stator of the in-wheel motor (4) by a multi-link independent suspension structure, which comprises a connecting rod (10) and a shock absorber (11) hinged between the in-wheel motor (4) and the vehicle body, the connecting rod (10) and the shock absorber (11) forming an included angle therebetween and enclosing an acute triangle between the vehicle body and the in-wheel motor (4).

3. The distributed electrically driven all-terrain vehicle of claim 2, characterized in that the connecting rod (10) is provided in plurality and side by side between the vehicle body and the in-wheel motor (4).

4. The distributed electrically driven all-terrain vehicle of claim 1, characterized in that the vehicle body comprises a vehicle body framework (1) and a vehicle body covering (2) covering the vehicle body framework (1), and the vehicle body framework (1) is fixedly connected with a stator part of the hub motor (4).

5. The distributed electrically driven all-terrain vehicle of claim 4, characterized in that the body frame (1) is provided as a load-bearing body frame structure.

6. The distributed, electrically driven all-terrain vehicle of claim 1, characterized in that the vehicle body comprises a mobile platform and various functional components located thereon, the mobile platform being fixedly connected with a stator portion of the hub motor (4).

7. The distributed electrically driven all-terrain vehicle according to claim 1, characterized in that a plurality of the wheels (3) are distributed in a rectangular array.

8. Distributed electrically driven all-terrain vehicle according to claim 1, characterized in that the hub motor (4) is provided with a power recovery module.

9. The distributed electrically driven all-terrain vehicle of claim 1, characterized in that the vehicle body is provided with a cab (8) and a cargo box (9) located behind the cab (8).

10. The distributed electrically driven all-terrain vehicle according to claim 1, characterized in that the power supply assembly (6) is provided as a battery pack.

Images