WO2020253139A1

WO2020253139A1 - All-terrain vehicle

Info

Publication number: WO2020253139A1
Application number: PCT/CN2019/123065
Authority: WO
Inventors: 韩威; 刘勇军
Original assignee: 赛格威科技有限公司
Priority date: 2019-06-21
Filing date: 2019-12-04
Publication date: 2020-12-24
Also published as: CN210309820U

Abstract

An all-terrain vehicle (100), comprising: a chassis (10); a muffler (20), the muffler (20) being provided on the chassis (10); and a balancing rod (30), the balancing rod (30) being provided on the chassis (10) and arranged below the muffler (20).

Description

All terrain vehicle

Cross references to related applications

This application is based on a Chinese patent application with an application number of 201920948685.0 and an application date of June 21, 2019, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application by reference.

Technical field

This application relates to the field of vehicle manufacturing, in particular to an all-terrain vehicle.

Background technique

In the related art, when the left and right wheels travel on the same bumps or holes on the road, the balance bar does not work. However, if the left and right wheels pass through different road bumps or holes respectively, that is, when the level of the left and right wheels are different, the shaft will be twisted and anti-roll resistance will be generated to inhibit the rolling of the body. Therefore, the reasonable arrangement of the balance bar in the vehicle affects the safety performance of the vehicle.

Summary of the invention

This application aims to solve at least one of the technical problems existing in the prior art. For this reason, one purpose of the present application is to propose an all-terrain vehicle, which has high operational stability and a more reasonable balance bar layout in the entire vehicle.

The all-terrain vehicle according to the present application includes: a frame; a silencer, the silencer is arranged on the frame; a balance bar, the balance rod is arranged on the frame and located below the silencer .

As a result, the balance bar is arranged on the frame and located under the muffler, which can occupy less space in the rear of the vehicle, and the balance bar effectively utilizes the free position below the muffler, saving other parts Space, so as to achieve a reasonable layout of the vehicle space.

In some examples of the present application, the balance bar includes: a cross bar section and two longitudinal bar sections, the cross bar section is connected between the two longitudinal bar sections, and the cross bar section is arranged on the On the frame and directly below the muffler.

In some examples of this application, it further includes: a rear axle, and the crossbar section is located above and behind the rear axle.

In some examples of the present application, a mounting seat is provided on the frame, a shaft sleeve is sleeved on the crossbar section, and the shaft sleeve is fitted in the mounting seat.

In some examples of the present application, the frame includes: a tail upper cross beam and a tail vertical beam, the upper end of the tail vertical beam is connected to the tail upper cross beam, and the muffler is suspended and fixed on the tail On the cross beam, the cross bar section is arranged on the tail vertical beam.

In some examples of the present application, a baffle is provided on the tail vertical beam, a support seat is also provided on the baffle, the upper surface of the support seat is a curved surface, and the lower surface of the muffler is provided on On the upper surface of the support base.

In some examples of the present application, the longitudinal rod section extends forward from its connection with the transverse rod section.

In some examples of the present application, it further includes: a rear trailing arm, the front end of the rear trailing arm is connected to the frame, and the front end of the longitudinal rod section is connected to the rear trailing arm.

In some examples of the present application, it further includes a vertically arranged connecting rod, the upper end of the connecting rod is hinged with the front end of the longitudinal rod section, and the lower end of the connecting rod is hingedly arranged on the rear trailing arm.

In some examples of the present application, the balance bar includes a cross bar section and two longitudinal bar sections, the cross bar section is connected between the two longitudinal bar sections, and the cross bar section is arranged on the vehicle. On the frame and located between the muffler and the frame.

The additional aspects and advantages of the present application will be partially given in the following description, and some will become obvious from the following description, or be understood through the practice of the present application.

Description of the drawings

The above and/or additional aspects and advantages of the present application will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, in which:

Fig. 1 is a perspective view of an all-terrain vehicle according to an embodiment of the present application;

Figure 2 is a front view of the all-terrain vehicle of Figure 1;

Detailed ways

The embodiments of the present application are described in detail below, and the embodiments described with reference to the drawings are exemplary.

The all-terrain vehicle 100 according to an embodiment of the present application will be described below with reference to FIGS. 1 to 2.

As shown in FIG. 1, the all-terrain vehicle 100 according to the embodiment of the present application includes: a frame 10, a silencer 20, and a balance bar 30.

As shown in Figure 1, the frame 10 determines the shape of the car and the size of the internal space of the frame 10. Most of the parts are arranged in the frame 10; the muffler 20 is arranged on the frame 10, and its connection is fixed in The rear end of the frame 10 can be arranged here to optimize the spatial layout of the entire vehicle. One end of the muffler 20 is connected with the exhaust pipe to reduce noise.

The balance bar 30 is provided on the frame 10, and the balance bar 30 is located below the muffler 20. The balance bar 30 has a U-shaped rod shape, and both ends of the U-shaped bar face the forward direction of the vehicle 100. The balance bar 30 can enhance the rigidity of the vehicle body, effectively prevent the deformation of the vehicle body, and reduce the bumps of the wheels, making the ride more comfortable, and can also increase the safety of the vehicle body. The balance bar 30 is arranged on the frame 10 to occupy less space in the rear of the vehicle 100. The balance bar 30 is arranged under the muffler 20 to make full use of the free position under the muffler 20, saving space for installing other parts. So as to realize the reasonable layout of the whole vehicle space.

According to a specific embodiment of the present application, as shown in FIG. 1, the balance bar 30 is a U-shaped rod. The balance bar 30 includes: a cross bar section 31 and two longitudinal bar sections 32, the cross bar section 31 is connected to the two Between the two longitudinal bar sections 32, the cross bar section 31 is arranged on the frame 10, and the cross bar section 31 is located directly below the muffler 20. The two longitudinal bar sections 32 of the balance bar 30 face the forward direction of the vehicle 100. The longitudinal rod portions 32 are symmetrical to each other and have the same length. Arranging the balance bar 30 in this position can occupy less space in the rear of the vehicle 100 and can also improve the stability of the vehicle 100 handling.

It can be understood that, in another embodiment of the present application, the crossbar section 31 may also be located between the muffler 20 and the frame 10.

According to another specific embodiment of the present application, the all-terrain vehicle 100 further includes a rear axle 40, and the crossbar section 31 is located above and behind the rear axle 40. The rear axle 40 has a rear drive shaft for power transmission of the vehicle 100. At the same time, the rear axle 40 is also a device for supporting the wheels and connecting the rear wheels. The rear axle 40 is arranged in the frame 10 and is arranged in the rear space of the vehicle 100 , Located in the middle of the rear of the frame 10, and connected to the rear wheels of the vehicle 100 through the transmission half shaft. The cross-bar section 31 of the balance bar 30 is fixedly connected to the rear of the frame 10, and the cross-bar section 31 of the balance bar 30 is located above the rear axle 40. This method can save space at the rear of the vehicle 100 and avoid the balance bar 30 occupies the space in front of the rear axle 40, thereby optimizing the overall layout of the vehicle 100.

Optionally, as shown in FIG. 2, a mounting seat 11 is provided on the frame 10, a shaft sleeve 311 is sleeved on the crossbar section 31, and the shaft sleeve 311 is fitted in the mounting seat 11. The mounting seat 11 is arranged at the rear of the frame 10, which is arranged below the muffler 20. The mounting seat 11 is composed of front and rear parts. The front half of the mounting seat 11 is arranged on the frame 10, and the rear side of the front half has For the groove, the rear half of the mounting seat 11 is in an arc shape, and the front side also has a groove. The front and rear parts of the mounting seat 11 are connected together by fasteners, and a hole is formed in the middle. The cross bar section 31 of the balance plate is set in the hole between the front and rear parts of the mounting seat 11, and a shaft sleeve 311 is sleeved on the cross bar section 31. By using the shaft sleeve 311, the cross bar section 31 of the balance bar 30 It is fixed in the mounting seat 11 and can reduce friction.

Specifically, as shown in FIG. 1, the frame 10 includes: a tail upper cross beam 12 and a tail vertical beam 13, the upper end of the tail vertical beam 13 is connected to the tail upper cross beam 12, and the muffler 20 is suspended and fixed on the tail upper cross beam 12. , The cross bar section 31 is arranged on the tail vertical beam 13. The tail vertical beam 13 and the tail upper cross beam 12 are arranged perpendicularly, and the muffler 20 is suspended and fixed on the tail upper cross beam 12 to ensure the stability of the muffler 20, and the suspension method can reduce the installation difficulty of the muffler 20 , And can play the role of shock absorption, the crossbar section 31 is arranged on the tail vertical beam 13 to occupy a smaller space in the rear of the vehicle 100.

Specifically, as shown in FIG. 1, two spaced apart hanging points are provided on the upper crossbeam 12 at the tail, and the muffler 20 is suspended on the two hanging points through two drop hooks, so that the two hanging points can be suspended. The point is uniformly stressed, which can facilitate the installation stability of the muffler 20.

Further, as shown in FIGS. 1 and 2, a baffle 14 is provided on the tail vertical beam 13, and the baffle 14 is provided with a support seat 131. The upper surface of the support seat 131 is a curved surface, and the lower surface of the muffler 20 is provided on On the upper surface of the support base 131. Wherein, the lower surface of the muffler 20 is arc-shaped, so that the upper surface of the support base 131 can fit the lower surface of the muffler 20, so that the muffler 20 can be better supported and fixed to prevent the muffler during the driving of the vehicle 100 The device 20 shakes.

According to a specific embodiment of the present application, as shown in FIG. 1, the longitudinal bar section 32 extends forward from the connection point between the longitudinal bar section 32 and the cross bar section 31. The front ends of the two longitudinal bar sections 32 of the balance bar 30 face the forward direction of the vehicle 100, and setting them to face the forward direction of the vehicle 100 can save the space at the rear of the vehicle 100, thereby optimizing the layout of the entire vehicle and improving the vehicle 100. Stability of handling.

According to another specific embodiment of the present application, the all-terrain vehicle 100 further includes a rear trailing arm 50, the front end of the rear trailing arm 50 is connected to the frame 10, and the front end of the longitudinal rod section 32 is connected to the rear trailing arm 50. More specifically, the rear trailing arm 50 is in the shape of a slat with a larger end and a smaller end. The front end (the end with a smaller area) of the rear trailing arm 50 is connected to the frame 10 by a fastener, and the longitudinal bar section 32 of the balance bar 30 is located Above the rear trailing arm 50, the all-terrain vehicle 100 further includes a vertical connecting rod, the upper end of the connecting rod is hinged with the front end of the longitudinal rod section 32, and the lower end of the connecting rod is hingedly arranged on the rear trailing arm 50. By using a connecting rod to connect the front end of the longitudinal rod section 32 to the rear trailing arm 50, the vehicle 100 can be kept stable during driving, and it also increases the space for the rear wheels to move.

In the description of this application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The orientation or positional relationship indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the drawings shown The orientation or positional relationship is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the application.

In the description of this application, "plurality" means two or more. In the description of this application, "above" or "below" the first feature of the second feature can include the first and second features in direct contact, or can include the first and second features not in direct contact but through them Another feature contact between. In the description of this application, the "above", "above" and "above" of the first feature on the second feature include the first feature directly above and obliquely above the second feature, or it simply means that the level of the first feature is higher than The second feature.

In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "exemplary embodiments", "examples", "specific examples", or "some examples" etc. means to incorporate the implementation The specific features, structures, materials, or characteristics described by the examples or examples are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above-mentioned terms does not necessarily refer to the same embodiment or example.

Although the embodiments of the present application have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and modifications can be made to these embodiments without departing from the principle and purpose of the present application. The scope of the application is defined by the claims and their equivalents.

Claims

An all-terrain vehicle including:

Frame

A muffler, the muffler is arranged on the frame;

The balance bar is arranged on the frame and located under the muffler.
The all-terrain vehicle according to claim 1, wherein the balance bar comprises: a cross bar section and two longitudinal bar sections, the cross bar section is connected between the two longitudinal bar sections, and the cross bar section is arranged On the frame and directly below the muffler.
The all-terrain vehicle according to claim 2, further comprising: a rear axle, and the crossbar section is located above and behind the rear axle.
The all-terrain vehicle according to claim 2, wherein a mounting seat is provided on the frame, a shaft sleeve is sleeved on the crossbar section, and the shaft sleeve is fitted in the mounting seat.
The all-terrain vehicle according to claim 2, the frame comprises: a tail upper cross beam and a tail vertical beam, the upper end of the tail vertical beam is connected with the tail upper cross beam, and the muffler is suspended and fixed on the On the tail upper cross beam, the cross bar section is arranged on the tail vertical beam.
The all-terrain vehicle according to claim 5, wherein a baffle is provided on the rear vertical beam, a support seat is also provided on the baffle, the upper surface of the support seat is a curved surface, and the lower part of the muffler The surface is arranged on the upper surface of the support base.
The all-terrain vehicle according to claim 2, wherein the longitudinal rod section extends forward from a connection point with the cross rod section.
The all-terrain vehicle according to claim 7, further comprising: a rear trailing arm, the front end of the rear trailing arm is connected to the frame, and the front end of the longitudinal rod section is connected to the rear trailing arm.
The all-terrain vehicle according to claim 8, further comprising a vertically arranged connecting rod, the upper end of the connecting rod is hinged with the front end of the longitudinal rod section, and the lower end of the connecting rod is hingedly arranged on the rear trailing arm on.
The all-terrain vehicle according to claim 1, wherein the balance bar includes a cross bar section and two longitudinal bar sections, the cross bar section is connected between the two longitudinal bar sections, and the cross bar section is arranged at On the frame and located between the muffler and the frame.