CN220923785U - All-terrain vehicle - Google Patents

Abstract

The application provides an all-terrain vehicle, which relates to the technical field of all-terrain vehicles and is used for solving the technical problems that the layout design of a head cooling system of the all-terrain vehicle is complex and the heat dissipation effect of a motor is poor; along a first direction, the frame comprises a first cross beam positioned in the middle of the frame, a first space is formed between the first cross beam and the front end of the frame, and a second space is formed between the first cross beam and the rear end of the frame; the motor is arranged in the second space, and the motor heat dissipation assembly is positioned at one side of the first cross beam facing the second space; the first space is provided with an air inlet communicated with the motor radiating component, and the motor radiating component is communicated with the motor so as to cool the motor. The all-terrain vehicle provided by the application can reduce the layout difficulty of the head cooling system of the all-terrain vehicle and improve the heat dissipation effect of the motor.

Description

All-terrain vehicle

Technical Field

The application relates to the technical field of all-terrain vehicles, in particular to an all-terrain vehicle.

Background

The all-terrain vehicle adopts hybrid power, the power unit of the all-terrain vehicle is mutually assisted by the motor and the engine to output power so as to achieve the energy-saving effect, the power performance of the vehicle is greatly improved, and the heat management caused by the improvement of the power is also a great difficulty.

The hybrid power vehicle is equipped with a power battery, the power battery is greatly influenced by temperature, the charging and discharging power is relatively low at high temperature and low temperature, and in order to maintain the good state of the power battery, the temperature of the power battery is controlled within a certain range, and a set of reasonable heat management and radiation system is needed to balance the temperatures of a motor, an engine, the power battery and the like.

For this reason, usually all-terrain vehicles are often equipped with a head cooling system on the windward side of the vehicle head, the head cooling system comprising a liquid cooling radiator for radiating the power battery, a superimposed motor radiator for radiating the engine, an engine radiator for radiating the motor, and a fan.

However, the front space of the head of the all-terrain vehicle is limited, which results in a complex layout design of the head cooling system and poor heat dissipation effect of the motor.

Disclosure of utility model

In view of the above problems, embodiments of the present application provide an all-terrain vehicle, which can reduce the difficulty of layout of a head cooling system of the all-terrain vehicle and improve the heat dissipation effect of a motor.

In order to achieve the above object, the embodiment of the present application provides the following technical solutions:

A first aspect of an embodiment of the present application provides an all-terrain vehicle, including a frame, a motor, and a motor heat dissipation assembly; the frame comprises a first cross beam positioned in the middle of the frame along a first direction, a first space is formed between the first cross beam and the front end of the frame, and a second space is formed between the first cross beam and the rear end of the frame; the motor is arranged in the second space, and the motor heat dissipation assembly is positioned at one side of the first cross beam, which faces the second space; the first space is provided with an air inlet communicated with the motor radiating component, and the motor radiating component is communicated with the motor so as to cool the motor.

In an alternative embodiment, the first space is provided with a main driver seat and an occupant seat in the second direction; along the first direction, motor cooling subassembly is located the main seat that drives the rear side of passenger seat, along the second direction, motor cooling subassembly is located main seat that drives with passenger seat between, just main seat that drives with form between the passenger seat the air intake.

In an alternative embodiment, the motor heat dissipation assembly is mounted to the first beam at an angle in the range of 30 ° to 60 ° in the first direction.

In an alternative embodiment, the ATV further comprises an engine; the engine is arranged in the second space and is positioned above the motor; and an air outlet of the motor heat dissipation assembly is opposite to the engine.

In an alternative embodiment, the motor heat dissipation assembly includes a heat sink and a fan; the motor is provided with a heat dissipation cavity, and one end of the heat radiator is communicated with an inlet of the heat dissipation cavity; the other end of the radiator is communicated with an outlet of the radiating cavity, and a cooling medium is arranged between the motor and the radiator; the radiator is connected with the first cross beam, and the fan is arranged on one side, facing the second space, of the radiator.

In an alternative embodiment, the all-terrain vehicle further comprises a support frame, a second cross member, and a support beam; the second cross beam is arranged below the first cross beam along a third direction, and the support beam is connected between the first cross beam and the second cross beam; the support frame is arranged along a first direction, one end of the support frame is connected with the rear end of the frame, and the other end of the support frame is connected to the second cross beam; the radiator is connected to the first cross beam, the support frame and the support beam.

In an alternative embodiment, the support frame is provided with a first mounting frame; the first mounting frame extends along a third direction, one end of the first mounting frame is connected with the supporting frame, and the other end of the first mounting frame is connected with the bottom of the radiator.

In an alternative embodiment, the support beam is provided with a second mounting bracket for connecting to the bottom of the radiator.

In an alternative embodiment, the first cross beam is provided with at least two first fixing seats at intervals along the second direction; the first fixing seat is used for being connected with the top of the radiator.

In an alternative embodiment, the radiator has a first mount, a second mount, a third mount, and a fourth mount; the radiator is of a rectangular plate-shaped structure as a whole, the first fixing frame and the second fixing frame are arranged at the top of the radiator along the third direction, and the first fixing frame and the second fixing frame are respectively positioned at two sides of the radiator along the second direction; the first fixing frame and the second fixing frame are configured to be connected with the first cross beam; the third fixing frame and the fourth fixing frame are arranged at the bottom of the radiator along a third direction, and the third fixing frame and the fourth fixing frame are respectively positioned at two sides of the radiator along the second direction; the third fixing frame and the fourth fixing frame are configured to be connected with the supporting frame and the supporting beam respectively.

Compared with the related art, the all-terrain vehicle provided by the embodiment of the application has the following advantages:

According to the all-terrain vehicle provided by the embodiment of the application, the motor heat dissipation assembly is arranged on the first cross beam positioned in the middle of the vehicle frame, and the motor heat dissipation assembly is positioned at the rear side of the first cross beam, namely along the first direction (front and rear directions) of the all-terrain vehicle, and is arranged at one side of the middle of the vehicle frame far away from the vehicle head.

Compared with the scheme that the motor radiating component is arranged on the locomotive in the related art, the motor radiating component is arranged in the middle of the locomotive frame, so that the locomotive front space of part of all-terrain vehicles can be released, the layout difficulty of a head cooling system can be reduced, and the whole vehicle layout is further optimized. Further, the distance between the motor and the motor radiator can be shortened, so that the path of a circulating pipeline between the motor and the motor radiator is shortened, the cold energy loss is avoided, the heat dissipation effect is improved, and the cost is saved.

In addition to the technical problems, technical features constituting the technical solutions, and beneficial effects caused by the technical features of the technical solutions described above, other technical problems that can be solved by the all-terrain vehicle provided by the embodiments of the present disclosure, other technical features included in the technical solutions, and beneficial effects caused by the technical features will be described in further detail in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an isometric view of an ATV provided in an embodiment of the present application;

FIG. 2 is a front view of an ATV provided by an embodiment of the present application;

FIG. 3 is a front view of an ATV provided by an embodiment of the present application;

FIG. 4 is a top view of an ATV provided by an embodiment of the present application;

Fig. 5 is a schematic diagram illustrating an assembly of a motor heat dissipation assembly and a frame according to an embodiment of the present application;

fig. 6 is a second schematic assembly diagram of a motor heat dissipation assembly and a frame according to an embodiment of the present application;

fig. 7 is a schematic diagram illustrating an assembly of a motor heat dissipation assembly and a frame according to an embodiment of the present application.

Reference numerals illustrate:

10-a frame;

11-a first cross beam; 111-a first fixing seat;

12-a second cross beam; 13-supporting beams;

14-supporting frames;

141-a first frame; 142-a second bezel; 143-a third bezel; 144-fourth frame;

15-a first mounting frame;

20-a motor heat dissipation assembly;

21-a heat sink; 211-fixing frame;

22-fans;

30-an electric motor;

40-an engine;

101-a first space; 102-a second space; 103-an air inlet.

Detailed Description

As described in the background art, the layout design of the head cooling system of the all-terrain vehicle in the related art is complex, and the heat dissipation effect of the motor is poor, and the inventor researches that the problem occurs because the all-terrain vehicle in the related art is often provided with the head cooling system on the windward side of the head, the head cooling system comprises a liquid cooling radiator, a superimposed motor radiator, an engine radiator, a fan and other components, wherein the liquid cooling radiator is used for dissipating heat of the power battery, the engine radiator is used for dissipating heat of the engine, and the motor radiator is used for dissipating heat of the motor. Therefore, the head space of the all-terrain vehicle is limited, so that the layout design of a head cooling system is complex, the distance between the motors used for the motor radiator is long, the cooling capacity loss is large, and the heat dissipation effect of the motors is affected.

In view of the above technical problems, the embodiment of the application provides a novel all-terrain vehicle, wherein a motor heat dissipation assembly is arranged on a first beam positioned in the middle of a vehicle frame, and the motor heat dissipation assembly is positioned at the rear side of the first beam. By the arrangement, the front space of the locomotive of the partial all-terrain vehicle can be released, the layout difficulty of a head cooling system can be reduced, and the whole vehicle layout is further optimized.

Further, the distance between the motor and the motor radiator can be shortened, so that the path of a circulating pipeline between the motor and the motor radiator is shortened, the cold energy loss is avoided, the heat dissipation effect is improved, and the cost is saved.

In order to make the above objects, features and advantages of the embodiments of the present application more comprehensible, the technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

For the convenience of describing the embodiments of the present application, a coordinate system in the drawings is first described, wherein an X-axis direction is defined as a first direction, which may be a driving direction of an all-terrain vehicle, i.e., a front-rear direction; the Y-axis direction is defined as a second direction, which may be the left and right directions of the all-terrain vehicle; the Z-axis direction is defined as the up and down direction of the ATV.

As shown in fig. 1 to 4, the all-terrain vehicle provided by the embodiment of the application can be a hybrid all-terrain vehicle, and comprises a power battery, a motor 30 and an engine 40, wherein the power battery is used for providing driving current for the motor 30, the motor 30 is a driving motor, and the motor 30 and the engine 40 mutually assist in outputting power to achieve an energy-saving effect, so that the power performance of the vehicle is greatly improved. At the same time, as the power increases, the amount of heat generated increases, and the temperature of the motor 30, the engine 40, and the power battery needs to be balanced by the thermal management and heat dissipation system.

The thermal management and heat dissipation system includes a head cooling system disposed at a head of the ATV. The head cooling system comprises a liquid cooling radiator, an engine radiator and a motor radiator, wherein the frame 10 comprises a front end, a middle part and a rear end along a first direction, a first space 101 is formed between the front end and the middle part of the frame 10, and the first space 101 can be configured as a cab; a second space 102 is formed between the middle and rear ends of the frame 10, and the second space 102 is used for disposing the motor 30, the engine 40, etc., i.e., the second space 102 is an equipment room, not a usual rear passenger room, where passengers and drivers are seated.

The above-mentioned liquid-cooled radiator is typically disposed on the windward side of the front end (head) of the frame 10, wherein the liquid-cooled radiator is for radiating heat from the power battery; the engine radiator is also disposed in the front space of the vehicle head, and is used for radiating heat from the engine 40, and it should be noted that the liquid cooling radiator and the engine radiator are communicated with a refrigeration component of the thermal management heat radiation system, and the refrigeration component includes, but is not limited to, a water cooling component and the like.

Further, the motor heat dissipation assembly 20 is disposed in the middle of the frame 10, and is not disposed in the front space of the vehicle head of the frame 10. The first cross member 11 is disposed in the middle of the frame 10, and the first cross member 11 extends in the second direction, and the space between the first cross member 11 and the front end of the frame 10 is the first space 101, and the space between the first cross member 11 and the rear end of the frame 10 is the second space 102.

The motor heat dissipation assembly 20 is mounted on the first beam 11 and is located at a side of the first beam 11 facing the second space 102. The motor heat dissipation assembly 20 includes a heat sink 21 and a fan 22, wherein the heat sink 21 is mounted on the first beam 11, and the fan 22 is connected to a side of the heat sink 21 facing the second space 102, i.e., the fan 22 is disposed opposite to the motor 30.

Further, the motor 30 includes a heat dissipation chamber, one end of the heat sink 21 is communicated with an inlet of the heat dissipation chamber through a circulation pipeline, the other end of the heat sink 21 is communicated with an outlet of the heat dissipation chamber through a circulation pipeline, and a cooling medium, which may be cooling water, is provided between the heat sink 21 and the heat dissipation chamber of the motor 30, and flows in the circulation pipeline.

The first space 101 has an air inlet 103 communicated with the motor heat dissipation assembly 20, and during the running process of the all-terrain vehicle, air flows to the motor heat dissipation assembly 20 through the air inlet 103, can exchange heat with the cooling medium flowing through the radiator 21, and the cooling medium after heat exchange can cool the motor 30.

Compared with the scheme that the motor heat dissipation assembly is arranged on the locomotive in the related art, the motor heat dissipation assembly 20 is arranged in the middle of the frame 10, so that the locomotive front space of a part of all-terrain vehicles can be released, the layout difficulty of a head cooling system of the all-terrain vehicles can be reduced, and the whole vehicle layout is further optimized. Further, the distance between the motor 30 and the motor heat dissipation assembly 20 can be shortened, so that the path of the circulation pipeline between the motor 30 and the motor heat dissipation assembly 20 is shortened, the cooling capacity loss is avoided, the heat dissipation effect is improved, and the cost is saved.

On the basis of the above embodiment, the all-terrain vehicle further includes a main driving seat and an occupant seat, wherein the main driving seat and the occupant seat are arranged in the first space 101 in parallel along the second direction, and the upper parts of the main driving seat and the occupant seat have a larger gap along the second direction, and the air inlet 103 can be formed, that is, the air inlet 103 is formed between the main driving seat and the occupant seat.

Accordingly, the first cross member 11 is disposed on the rear side of the main drive seat, the passenger seat, that is, in the first direction, the motor heat radiation assembly 20 is located on the rear side of the main drive seat, the passenger seat. Further, the motor heat sink assembly 20 may be opposite the air intake 103. For example, in the second direction, the motor heat dissipation assembly 20 is disposed between the main driver seat and the passenger seat, and the radiator 21 is directly opposite to the air intake 103. By the arrangement, shielding of the motor heat dissipation assembly 20 by the main driving seat and the passenger seat can be avoided, the windward side of the motor heat dissipation assembly 20 is increased, and the heat dissipation effect of the radiator 21 is improved.

It should be understood that in some embodiments, the first space 101 is only provided with the main driving seat, and the motor heat dissipation assembly 20 may be disposed on one side of the main driving seat, that is, the air inlet 103 is formed on one side of the main driving seat, which is not limited in the embodiment of the present application.

As shown in fig. 5 to 7, the motor heat dissipation assembly 20 according to the embodiment of the present application is disposed on the first beam 11 with an inclination angle ranging from 30 ° to 60 ° along the first direction.

Specifically, the heat sink 21 according to the embodiment of the present application has a rectangular plate-like structure as a whole, and includes a first end and a second end that are disposed opposite to each other, wherein the heat sink 21 is disposed obliquely along the first direction, and the first end of the heat sink 21 may be located above the second end thereof. The first end of the radiator 21 is connected to the first beam 11, and the first end of the radiator 21 is located in the second space 102 on a first projection plane (a projection plane formed by the first direction and the second direction).

The second end of the radiator 21 extends obliquely downward, the projection of the second end of the radiator 21 on the first projection plane is located in the first space 101, and the included angle between the connection line of the first end and the second end of the radiator 21 and the first projection plane may be between 30 ° and 60 °.

Preferably, the angle between the line connecting the first end and the second end of the heat sink 21 and the first projection surface may be 45 °, i.e. the inclination angle of the heat sink 21 is 45 °. By the arrangement, the layout of the radiator 21 can be optimized, the windward area of the radiator 21 can be increased, and the air flow efficiency can be increased, so that the cooling effect of the motor 30 can be improved.

Further, the engine 40 is further disposed in the second space 102 of the all-terrain vehicle, the engine 40 is disposed above the motor 30 along the third direction, and the engine 40 is opposite to the air outlet of the motor heat dissipation assembly 20, i.e. the air outlet of the radiator 21 is opposite to the engine 40.

So set up, in the all-terrain vehicle driving process, the air can get into motor cooling module 20 by the air intake 103 between main driving seat and the passenger seat to after motor cooling module 20 heat exchange, the cooling medium in the radiator 21 dispels the heat and cools off motor 30, and the engine 40 department of below can dispel the heat to engine 40 through fan 22 blowing, subdue the heat and concentrate to play the heat dissipation effect, promote engine 40's cooling effect.

On the basis of the above embodiment, the frame 10 provided by the embodiment of the present application further includes the second cross member 12, the supporting frame 14, and the supporting beam 13, wherein the second cross member 12 is disposed below the first cross member 11 along the third direction, and maintains a certain interval. In the first direction, the projection of the second beam 12 on the first projection plane is located on the front side of the projection of the first beam 11 on the first projection plane.

The support beam 13 is disposed between the first and second cross members 11 and 12, and the support beam 13 extends in the third direction, and both ends of the support beam 13 are respectively connected with the first and second cross members 11 and 12 to enhance the structural strength of the frame 10, while the support beam 13 can also be used to fix the radiator 21. It should be noted that, the supporting beam 13, the first beam 11 and the second beam 12 may be cylindrical steel pipes, and the three may be welded together to form an i-shaped structure.

The support frame 14 may be a steel structure formed by welding a plurality of square steel pipes, and is a rectangular frame, and includes a first frame 141 and a second frame 142 disposed along a first direction, and a third frame 143 and a fourth frame 144 disposed opposite along a second direction, wherein the first frame 141 is connected with a rear end of the frame 10, that is, one end of the support frame 14 is connected with the rear end of the frame 10, and the second frame 142 is disposed below the motor heat dissipation assembly 20 and is disposed near the fan 22.

One ends of the third frame 143 and the fourth frame 144 are connected to the first frame 141, and the other ends are connected to the second frame 142. And third frame 143 and fourth frame 144 are connected on second crossbeam 12, and second crossbeam 12 is provided with two connecting seats along the second direction interval, and the top and the third frame 143 of connecting seat, fourth frame 144 are connected, and then can be fixed with support frame 14. It should be noted that each connection site of the support frame 14 is detachably connected by a fastener or the like.

In the embodiment of the application, the radiator 21 of the motor radiating assembly 20 is respectively connected to the first cross beam 11, the supporting beam 13 and the supporting frame 14. Illustratively, the radiator 21 is detachably connected to the first beam 11, the support beam 13, and the support frame 14 by fasteners, which is not limited in this embodiment.

In some embodiments, the support frame 14 is provided with a first mounting frame 15, and the first mounting frame 15 is used to connect the support frame 14 with the bottom of the heat sink 21; the supporting beam 13 is provided with a second mounting frame for connecting the supporting beam 13 with the bottom of the radiator 21, and the first cross beam 11 is provided with two first fixing seats 111 along the second direction at intervals, and is connected with the top of the radiator 21 through the two first fixing seats 111.

For example, in the embodiment of the present application, the radiator 21 is in a rectangular plate structure, the radiator 21 is provided with four fixing frames 211, and the four fixing frames 211 are respectively defined as a first fixing frame, a second fixing frame, a third fixing frame and a fourth fixing frame, wherein the first fixing frame and the second fixing frame are arranged at the top of the radiator 21 along the third direction, and the first fixing frame and the second fixing frame are respectively positioned at two sides of the radiator 21 along the second direction; i.e. the first and second holders are respectively disposed at the first end of the heat sink 21, and the first and second holders are disposed at the left and right sides of the first end in the second direction.

The first mount and the second mount are configured to be connected to the first beam 11. For example, at least two first fixing seats 111 are disposed on the first beam 11 along the second direction at intervals, and the two first fixing seats 111 are disposed near the first fixing frame and the second fixing frame respectively. The first fixing frame and the second fixing frame are detachably connected to the corresponding first fixing base 111, for example, the first fixing frame, the second fixing frame and the first fixing base 111 are detachably connected by fasteners.

Further, along the third direction, the third fixing frame and the fourth fixing frame are arranged at the bottom of the radiator 21, and the third fixing frame and the fourth fixing frame are respectively located at two sides of the radiator 21 along the second direction, that is, the third fixing frame and the fourth fixing frame are respectively arranged at the second end of the radiator 21, and the third fixing frame and the fourth fixing frame are respectively arranged at the left side and the right side of the second end along the second direction.

The third mount and the fourth mount are configured to be connected to the second cross beam 12 and the support beam 13, respectively. For example, the support frame 14 is provided with a first mounting frame 15, the first mounting frame 15 is integrally U-shaped, the first mounting frame 15 extends along the third direction, one end of the first mounting frame 15 is connected to the third frame 143 of the support frame 14, that is, the open end of the first mounting frame 15 is connected to two side walls of the third frame 143.

The other end of the first mounting frame 15 is connected to the third fixing frame of the radiator 21, that is, the closed end of the first mounting frame 15 is connected to the third fixing frame, and the closed end of the first mounting frame 15 is lower than the first cross beam 11, so that the bottom end of the radiator 21 is inclined.

In the embodiment of the application, the supporting beam 13 is provided with a second mounting frame, the second mounting frame is positioned on one side of the supporting beam 13 facing the radiator 21, the second mounting frame is L-shaped, one side of the second mounting frame is connected with the supporting beam 13, and the other side of the second mounting frame is connected with a fourth fixing frame of the radiator 21.

It should be noted that, the first fixing frame and the second fixing frame are located at the same height along the third direction, the top ends of the third fixing frame and the fourth fixing frame are located at the same height, and the fixing frames 211 are inserted with fastening pieces to realize detachable connection of the radiator 21. So configured, the motor 30 or fan 22 may be easily replaced and serviced.

In this specification, each embodiment or implementation is described in a progressive manner, and each embodiment focuses on a difference from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, terms should be understood at least in part by use in the context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, at least in part depending on the context. Similarly, terms such as "a" or "an" may also be understood to convey a singular usage or a plural usage, depending at least in part on the context.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense so that "on … …" means not only "directly on something" but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims (10)

1. The all-terrain vehicle is characterized by comprising a vehicle frame, a motor and a motor heat dissipation assembly;

The frame comprises a first cross beam positioned in the middle of the frame along a first direction, a first space is formed between the first cross beam and the front end of the frame, and a second space is formed between the first cross beam and the rear end of the frame;

The motor is arranged in the second space, and the motor heat dissipation assembly is positioned at one side of the first cross beam, which faces the second space; the first space is provided with an air inlet communicated with the motor radiating component, and the motor radiating component is communicated with the motor so as to cool the motor.

2. The all-terrain vehicle of claim 1, characterized in that in a second direction, the first space is provided with a primary drive seat and a passenger seat;

Along the first direction, motor cooling subassembly is located the main seat that drives the rear side of passenger seat, along the second direction, motor cooling subassembly is located main seat that drives with passenger seat between, just main seat that drives with form between the passenger seat the air intake.

3. The all-terrain vehicle of claim 1, characterized in that the motor heat dissipation assembly is mounted obliquely to the first beam in a first direction, and is inclined at an angle ranging from 30 ° to 60 °.

4. The all-terrain vehicle of claim 3, further comprising an engine;

the engine is arranged in the second space and is positioned above the motor; and an air outlet of the motor heat dissipation assembly is opposite to the engine.

5. The all-terrain vehicle of any of claims 1-4, characterized in that the motor heat dissipation assembly comprises a radiator and a fan;

The motor is provided with a heat dissipation cavity, and one end of the heat radiator is communicated with an inlet of the heat dissipation cavity; the other end of the radiator is communicated with an outlet of the radiating cavity, and a cooling medium is arranged between the motor and the radiator;

The radiator is connected with the first cross beam, and the fan is arranged on one side, facing the second space, of the radiator.

6. The all-terrain vehicle of claim 5, further comprising a support frame, a second cross beam, and a support beam;

The second cross beam is arranged below the first cross beam along a third direction, and the support beam is connected between the first cross beam and the second cross beam;

The support frame is arranged along a first direction, one end of the support frame is connected with the rear end of the frame, and the other end of the support frame is connected to the second cross beam;

The radiator is connected to the first cross beam, the support frame and the support beam.

7. The all-terrain vehicle of claim 6, wherein the support frame is provided with a first mounting bracket;

The first mounting frame extends along a third direction, one end of the first mounting frame is connected with the supporting frame, and the other end of the first mounting frame is connected with the bottom of the radiator.

8. The all-terrain vehicle of claim 6, characterized in that the support beam is provided with a second mounting bracket for connecting to the bottom of the radiator.

9. The all-terrain vehicle of claim 6, characterized in that the first cross member is provided with at least two first fixing seats spaced apart along the second direction;

the first fixing seat is used for being connected with the top of the radiator.

10. The all-terrain vehicle of claim 6 wherein the heat sink has a first mount, a second mount, a third mount, and a fourth mount;

The radiator is of a rectangular plate-shaped structure as a whole, the first fixing frame and the second fixing frame are arranged at the top of the radiator along the third direction, and the first fixing frame and the second fixing frame are respectively positioned at two sides of the radiator along the second direction;

The first fixing frame and the second fixing frame are configured to be connected with the first cross beam;

the third fixing frame and the fourth fixing frame are arranged at the bottom of the radiator along a third direction, and the third fixing frame and the fourth fixing frame are respectively positioned at two sides of the radiator along the second direction;

The third fixing frame and the fourth fixing frame are configured to be connected with the supporting frame and the supporting beam respectively.