CN211032864U

CN211032864U - Light all-terrain vehicle frame

Info

Publication number: CN211032864U
Application number: CN201921965024.5U
Authority: CN
Inventors: 周原; 施冬娟
Original assignee: Changzhou Kinder Industry Co ltd
Current assignee: Changzhou Kinder Industry Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-17
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a light all-terrain vehicle frame, wherein a front supporting section is connected with an upper beam section through a first bending part, and the upper beam section is connected with a rear supporting section through a second bending part, wherein the front supporting section extends towards the lower part of the front incline of the upper beam section, the rear supporting section extends towards the upper part of the rear incline of the upper beam section, the first bending part bends towards the outer side of an upper main beam, and the second bending part bends towards the inner side of the upper main beam; the front supporting tube is connected with the lower beam section through a third bending portion, the lower beam section is connected with the rear supporting tube through a fourth bending portion, wherein the third bending portion bends towards the outer side of the lower beam, the fourth bending portion bends towards the outer side of the lower beam, the front supporting tube is welded with the front supporting section after extending towards the front oblique upper side of the lower beam section, the rear supporting tube is welded with the rear supporting section after extending towards the rear oblique upper side of the lower beam section, and a containing space is formed after the upper beam and the lower beam. The utility model has the advantages of good rigidity and non-deformation.

Description

Light all-terrain vehicle frame

Technical Field

The utility model relates to an all terrain vehicle technical field, concretely relates to light-duty all terrain vehicle frame.

Background

All-terrain vehicles refer to vehicles capable of traveling on any terrain, and walk freely on terrains where ordinary vehicles are difficult to travel, and are commonly referred to as beach vehicles in China. It is also called a four-wheel motorcycle because its structure is very similar to that of a motorcycle and many parts are common to motorcycles. The vehicle type has multiple purposes, is not limited by road conditions, is widely applied in North America and Western Europe, and tends to rise year by year. On all terrain vehicles, a directional control is an integral part.

In the current all-terrain vehicle frame design, because of the requirement of strength, the frame is generally an integral welding structure, the design is more complex, the design of a welding tool fixture is more complex, the cost investment is relatively increased, and the manufacturing precision is not easy to guarantee. The road conditions to which all-terrain vehicles are adapted are extremely harsh. The frame structure used by the existing all-terrain vehicle is complex and is not easy to maintain; the torsional rigidity is small, and the deformation is easy to generate; the internal space of the frame is small, which is not beneficial to the arrangement and assembly of the internal elements of the frame.

SUMMERY OF THE UTILITY MODEL

The utility model provides a light-duty all terrain vehicle frame that rigidity is good, non-deformable.

The technical scheme for solving the problems is as follows:

the light all-terrain vehicle frame comprises an upper main beam, a lower main beam, a pedal frame, a bracket, a direction shaft support, a front cradle support tube, a front cradle support, an anti-collision frame connecting part, a front shock absorption support, a rear shock absorption support and a rear cradle mounting part, wherein the pedal frame and the tray are respectively fixed with the lower main beam;

the lower main beam comprises a front supporting tube, a third bending part, a lower cross beam section, a fourth bending part and a rear supporting tube, the front supporting tube is connected with the lower cross beam section through the third bending part, the lower cross beam section is connected with the rear supporting tube through the fourth bending part, the third bending part bends towards the outer side of the lower main beam, the fourth bending part bends towards the outer side of the lower main beam, the front supporting tube extends towards the front oblique upper side of the lower cross beam section and then is welded with the front supporting section, the rear supporting tube extends towards the rear oblique upper side of the lower cross beam section and then is welded with the rear supporting section, and an accommodating space is formed behind the upper main beam and the lower main beam;

one part of the bracket is located in the accommodating space and connected with the lower cross beam section, the direction shaft support is fixed on the front support tube, the front cradle support tube and the front cradle support are respectively fixed with the front support section in a welded mode, the anti-collision frame connecting portion is fixed with the cradle support tube in a welded mode, the front shock absorption support is fixed on the front support section, the rear shock absorption support is fixed on the rear support section, and the rear cradle mounting portion is fixed with the rear support tube.

The utility model has the advantages that: the utility model provides an upper main beam and lower main beam only have the weld part at both ends, consequently, the main part that constitutes the frame by upper main beam and lower main beam has the advantage that the rigidity is high and the precision is high, makes the frame not curved to produce easily and warp. And the structure of the frame is simplified, so that the manufacturing difficulty is reduced.

Drawings

Fig. 1 is a front view of a frame of a latv in accordance with the present invention;

fig. 2 is a top view of a latv frame in accordance with the present invention;

fig. 3 is a left side view of a frame of a latv in accordance with the present invention

Reference numbers in the drawings:

1 is preceding support section, 2 is first flexion, 3 is the entablature section, 4 is the second flexion, 5 is the back support section, 6 is preceding stay tube, 7 is the third flexion, 8 is the bottom end rail section, 9 is the fourth flexion, 10 is the back stay tube, 11 is accommodation space, 12 is pedal frame, 13 is the bracket, 14 is the direction shaft support, 15 is preceding rocker stay tube, 16 is preceding rocker support, 17 is anticollision frame connecting portion, 18 is preceding shock mount, 19 is back shock mount, 20 is the back rocker installation department, 21 is the enhancement stay tube, 22 is the controller mounting panel.

Detailed Description

As shown in fig. 1 to 3, the light all-terrain vehicle frame of the present invention comprises an upper main beam, a lower main beam, a pedal frame 12, a bracket 13, a direction shaft support 14, a front cradle support tube 15, a front cradle support 16, an anti-collision frame connecting portion 17, a front shock support 18, a rear shock support 19, and a rear cradle mounting portion 20, and the following detailed description is made for each portion and the relationship between each portion:

as shown in fig. 1 to 3, the upper main beam includes a front support section 1, a first bending portion 2, an upper beam section 3, a second bending portion 4, and a rear support section 5, the front support section 1 is connected to the upper beam section 3 through the first bending portion 2, the upper beam section 3 is connected to the rear support section 5 through the second bending portion 4, wherein the front support section 1 extends downward obliquely to the front of the upper beam section 3, the rear support section 5 extends upward obliquely to the rear of the upper beam section 3, the first bending portion 2 bends to the outer side of the upper main beam, and the second bending portion 4 bends to the inner side of the upper main beam; in this embodiment, the upper beam section 3 extends along the horizontal direction, and is formed by bending a first bending portion 2 and a front support section 1 at one end of the upper beam section 3, and forming a second bending section 4 and a rear support section 5 at the other end of the upper beam section 3. Namely, the upper main beam is a one-piece member formed by bending twice. The axial direction of the upper beam section 3 and the axial direction of the rear support section 5 form an included angle of 100 degrees.

As shown in fig. 1 to 3, the lower main beam includes a front support tube 6, a third bending portion 7, a lower beam section 8, a fourth bending portion 9, and a rear support tube 10, the front support tube 6 is connected with the lower beam section 8 through the third bending portion 7, the lower beam section 8 is connected with the rear support tube 10 through the fourth bending portion 9, wherein the third bending portion 7 is bent to the outside of the lower main beam, the fourth bending portion 9 is bent to the outside of the lower main beam, the third bending portion 7 and the front support tube 6 are formed at one end of the lower beam section 8 by bending, and the lower main beam is formed at the other end of the lower beam section 8 after the fourth bending portion 9 and the rear support tube 10 are formed by bending. Namely, the lower main beam is a whole piece formed by bending twice. The axial direction of the front supporting tube 6 and the axial direction of the lower beam section 8 form an included angle of 17 degrees, and the axial direction of the lower beam section 8 and the axial direction of the rear supporting tube 10 form an included angle of 100 degrees.

As shown in fig. 1 to 3, the front support tube 6 is welded to the front support section 1 after extending diagonally upward from the front of the lower beam section 8, and the rear support tube 10 is welded to the rear support section 5 after extending diagonally upward from the rear of the lower beam section 8, thereby forming a receiving space 11 behind the upper and lower main beams. The upper and lower main beams have only welding parts at two ends, so that the main body part of the frame formed by the upper and lower main beams has the advantages of high rigidity and high precision.

As shown in fig. 1 to 3, the pedal frame 12 and the tray 13 are fixed to the lower main beam, a part of the tray 13 is located in the accommodation space 11 and welded to the lower beam section 8, the steering shaft support 14 is fixed to the front support tube 6, the front cradle support tube 15 and the front cradle support 16 are respectively welded to the front support section 1, the bumper frame connecting portion 17 is welded to the front cradle support tube 15, the front shock support 18 is fixed to the front support section 1, the rear shock support 19 is fixed to the rear support section 5, and the rear cradle mounting portion 20 is fixed to the rear support tube 10.

As shown in fig. 1 to 3, the frame of the present invention further includes a reinforcing support tube 21, a controller mounting plate 22, one end of the reinforcing support tube 21 is welded to the rear support section 5, and the other end of the reinforcing support tube 21 is welded to the rear support tube 10. The controller mounting plate 22 is located in the accommodating space 11 and fixed with the upper beam section 3.

Claims

1. The light all-terrain vehicle frame comprises an upper main beam, a lower main beam, a pedal frame, a bracket, a direction shaft support, a front cradle support tube, a front cradle support, an anti-collision frame connecting part, a front shock absorption support, a rear shock absorption support and a rear cradle mounting part, wherein the pedal frame and the tray are respectively fixed with the lower main beam;

the part of bracket is arranged in accommodation space and is connected with the bottom end rail section, on the direction shaft support was fixed in preceding supporting tube, preceding cradle supporting tube and preceding cradle support respectively with preceding supporting segment welded fastening, anticollision frame connecting portion and preceding cradle supporting tube welded fastening, preceding shock mount was fixed in preceding supporting segment, and back shock mount is fixed in the back supporting segment, and back cradle installation department is fixed with the back supporting tube.

2. The latv frame of claim 1, wherein the first bend and the front support section are formed by bending at one end of the upper beam section, and the upper main beam is formed after the second bend and the rear support section are formed by bending at the other end of the upper beam section.

3. The latv frame of claim 1, wherein the third bend and the front support tube are formed at one end of the lower beam section and the lower main beam is formed after the fourth bend and the rear support tube are formed at the other end of the lower beam section.

4. The latv frame of claim 1, wherein the reinforcement support tube has one end welded to the rear support section and the other end welded to the rear support tube.

5. The latv frame of claim 1, further comprising a controller mounting plate positioned in the receiving space and secured to the upper beam section.