CN211543692U - All-terrain vehicle and first subframe thereof - Google Patents

Abstract

The utility model discloses an all-terrain vehicle and first subframe thereof, first subframe supports in all-terrain vehicle's front portion, first subframe includes: the first mounting part is provided with a first frame mounting hole; the front lower end of the first connecting part is connected to the first mounting part; the second installation department, the back upper end of first connecting portion is connected on the second installation department, the second installation department is provided with second frame mounting hole. From this, first auxiliary frame can be an overall structure to can replace the anterior bearing structure of traditional a plurality of independent panel beating, can make frame wholeness better, structural reliability is better, installs the part stability on first auxiliary frame moreover higher. In addition, the combination of the rod and the plate enables the first subframe to be better connected to the surrounding structure.

Description

All-terrain vehicle and first subframe thereof

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to an all-terrain vehicle and first subframe thereof is related to.

Background

In the related art, in the front support structure of a four-wheeled all-terrain vehicle, some support structures are generally required to be designed to realize the installation of parts. Anterior bearing structure mainly comprises some independent sheet metal components, two bolts of independent sheet metal component rethread and connected to the frame, some functional unit and covering are installed to other fasteners of every independent sheet metal component rethread, this kind of mode spare part is more, the assembly is loaded down with trivial details, the cost is higher, and the supporting effect is poor, can not play fine additional strengthening to the automobile body, still easily produce the shake phenomenon when whole car goes, this kind of shake can transmit and install other whole car parts on the sheet metal component, whole car part easily breaks down.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a first subframe, this first subframe is overall structure's sub vehicle frame, and structural strength is high, can reduce the phenomenon of shake to a certain extent.

The utility model discloses an all terrain vehicle is further provided.

According to the utility model discloses a first subframe, first subframe supports in the front portion of all-terrain vehicle, first subframe includes: the first mounting part is provided with a first frame mounting hole; the front lower end of the first connecting part is connected to the first mounting part; the second installation department, the back upper end of first connecting portion is connected on the second installation department, the second installation department is provided with second frame mounting hole.

From this, first auxiliary frame can be an overall structure to can replace the anterior bearing structure of traditional a plurality of independent panel beating, can make frame wholeness better, structural reliability is better, installs the part stability on first auxiliary frame moreover higher. In addition, the combination of the rod and the plate enables the first subframe to be better connected to the surrounding structure.

In some examples of the invention, the first mounting portion is in an inverted U-shape and includes: first side lever and first sill bar, first side lever is connected respectively the both ends of first sill bar and extend downwards, first connecting portion are connected on the first side lever, the tip of first side lever is provided with the first installing support that is used for installing the covering.

In some examples of the present invention, a first frame mounting bracket is provided on the first bottom bar, the first frame mounting bracket being provided with the first frame mounting hole.

In some examples of the invention, the first side bar is provided with a second mounting bracket for mounting a horn.

In some examples of the invention, the first connection portion comprises: first linkage segment, second linkage segment and third linkage segment, the second linkage segment is connected first linkage segment with between the third linkage segment and predetermined angle of buckling, the lower extreme of first linkage segment is connected on the first installation department and the upper end of third linkage segment is connected on the second installation department.

In some examples of the present invention, the number of the first connecting portions is two, and a second connecting rod extending transversely is connected between the first connecting portions.

In some examples of the present invention, a third mounting bracket extending toward the front side is provided on the second connecting rod, and the third mounting bracket is used for mounting a large lampshade.

In some examples of the present invention, the first connecting portion is two, two the outside of the first connecting portion is connected with a third connecting rod respectively, and the end of the third connecting rod is provided with a fourth mounting bracket for connecting the covering member.

In some examples of the invention, the second mounting portion is a metal plate and is provided with a mounting bushing.

According to the utility model discloses an all-terrain vehicle, include: a frame, the frame comprising: the first auxiliary frame is arranged at the front end of the main frame, and an accommodating space is defined between the first auxiliary frame and the main frame; the radiator is arranged in the accommodating space.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a frame of an all-terrain vehicle according to an embodiment of the present invention;

FIG. 2 is an exploded view of the frame shown in FIG. 1;

fig. 3 is a perspective view of a frame of an all-terrain vehicle according to an embodiment of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

fig. 5 is a partial schematic structural view of a frame of an all-terrain vehicle at a front axle mounting arrangement according to an embodiment of the present invention;

fig. 6 is a partial schematic structural view of a frame of an all-terrain vehicle at a front axle mounting arrangement and a first subframe according to an embodiment of the invention;

fig. 7 is a partial schematic structural view of a frame of an all-terrain vehicle having a radiator disposed within a first subframe according to an embodiment of the present invention;

fig. 8 is a partial schematic structural view of a frame of an all-terrain vehicle at a power pod according to an embodiment of the present invention;

FIG. 9 is a schematic view of the structure of the first subframe and the radiator;

FIG. 10 is a schematic structural view of a first subframe;

FIG. 11 is an exploded view of the ceiling mount;

FIG. 12 is a schematic view of a structure in which the cabin is provided with an oil tank;

fig. 13 is a schematic view of the main frame, the third sub-frame and the oil tank.

Reference numerals:

a frame 1000;

a main frame 100; a first front cross member 101; a second front cross member 102; a first front vertical beam 103; a first tilt beam 104; a first front side member 105; a second tilt beam 106; a swing arm rear mounting bracket 107; a side cant rail 108; a first center longitudinal beam 109; a first rear cross member 110; the first rear side member 111; a first rear vertical beam 112; a second rear vertical beam 113; an upper connecting beam 114; the second rear side member 115; a second rear cross member 116; a steering gear mounting bracket 117; first middle vertical bar 118; a meter mounting bracket 121; a bottom support shelf 122; a first middle longitudinal bar 123; a second central vertical bar 124; a first center cross bar 125; a support plate 126; a cushion 127; a tank mounting bracket 128;

a cockpit 120; a power pod 130; a chassis 140; an oil tank compartment 150;

front axle mounting means 200; a front sheet metal part 201; a left sheet metal part 202; a left abdicating hole 203; a right sheet metal part 204; a right abduction hole 205; an upper sheet metal part 206; a lower sheet metal part 207; a rocker arm front mounting plate 208; a rocker arm rear mounting plate 209; a rear sheet metal part 210;

a first subframe 300; a first mounting portion 301; a first connection portion 302; a second mounting portion 303; a first side bar 304; a first bottom bar 305; a first mounting bracket 306; a first connection section 307; a second connection segment 308; a third connection segment 309; a first frame mounting hole 310; a second frame mounting hole 311; a second mounting bracket 312; a second connecting bar 313; a third mounting bracket 314; a fourth mounting bracket 315; a mounting bushing 316; a third connecting bar 317;

a second subframe 400; a third front cross member 401; a second front vertical beam 402; a lower connector 403; a rear connector 404;

a ceiling frame 500; a ceiling main body 501; a lower connecting rod 502; a first side roof bar 503; a second side lift pin 504; a connecting body 505; a first connector 506; a second connector 507; a third connecting head 508; a fourth connector 509; a first cross lift bar 510; a second traverse top rod 511; a first longitudinal top bar 512; a fifth mounting bracket 513; a front rod 514; a rear pole 515;

a third sub-frame 600; a second middle cross bar 601; a second medial longitudinal bar 602;

a heat sink 2000;

a front upper rocker arm 3000; a front lower rocker arm 3100; a steering gear 3200; a front balance bar 3300; a rear balancing post 3400; a rear shock absorber 3500; a rear bracket arm 3600; rear front tie rods 3700; rear upper transverse tie rod 3800; a rear lower tie rod 3900;

a front axle 5000; a rear axle 6000; an oil tank 7000; band 7100.

Detailed Description

Referring to fig. 1-13, a vehicle frame 1000 according to an embodiment of the present invention will be described, wherein the vehicle frame 1000 is applied to an all-terrain vehicle, which is a vehicle capable of traveling on any terrain and freely traveling on a terrain where ordinary vehicles are difficult to maneuver. Commonly known as a beach vehicle in China.

Referring to fig. 1, 2, 3 and 12, a frame 1000 of an all-terrain vehicle according to an embodiment of the present invention may include: the all-terrain vehicle comprises a main frame 100, a front axle mounting device 200, a first auxiliary frame 300, a second auxiliary frame 400, a third auxiliary frame 600 and a ceiling frame 500, wherein the main frame 100 forms a main structure of the frame 1000, a cockpit 120 and a power cabin 130 can be formed in the main frame 100, the cockpit 120 is used for a driver and a passenger to sit on, a driver seat and a passenger seat can be arranged in the cockpit, the power cabin 130 is used for mounting and placing a power device, the power device can comprise an engine and/or an electric motor, and the all-terrain vehicle can be in a driving mode which is divided into pure oil, pure electric and hybrid power according to different power device types.

As shown in fig. 1 to 3, the first sub frame 300, the second sub frame 400, the third sub frame 600, and the ceiling frame 500 are all separate structures from the main frame 100, the first sub frame 300, the second sub frame 400, the third sub frame 600, and the ceiling frame 500 are not integrally welded to the main frame 100, and the front axle mounting device 200 is a non-pipe structure, in other words, the front axle mounting device 200 is an independent structure, which is different from the main frame 100 made of a pipe material, and is fixed to the main frame 100 in an integral structure after being manufactured, and the fixing method may be welding. The above components are all installed and fixed at different positions of the main frame 100, and perform different functions.

The utility model discloses frame 1000 adopts the whole welded mode of non-, can be so that frame 1000 easily produces the manufacturing, also can increase the flexibility that frame 1000 arranged, and it is fixed to make things convenient for the installation of each functional unit on frame 1000.

As shown in fig. 3 and 4, a front axle attachment 200 is used to attach a front axle 5000, and the front axle attachment 200 is fixed to a front end of the main frame 100, for example, a front end lower side. The traditional all-terrain vehicle generally adopts a pipe to form a mounting structure of a front axle on the front side of a frame, the mounting structure needs to mount the front axle and a suspension device positioned on the front side, but the pipe cannot extend to the front side of the all-terrain vehicle due to the fact that the size of the suspension device is large, and the mounting difficulty of the front axle and the suspension device is large. And the utility model discloses a front axle installation device 200 adopts the mode that sets up alone, can adapt to front axle 5000 and linkage effectively to can reduce front axle 5000 and linkage's the installation degree of difficulty, front axle 5000 and linkage's installation reliability is higher moreover.

As shown in fig. 3, 4 and 6, the first sub-frame 300 is mounted on the front end of the main frame 100, for example, on the upper side of the front end, and the first sub-frame 300 is located above the front axle mounting device 200, and the first sub-frame 300, the front axle mounting device 200 and the front portion of the main frame 100 form a component housing space. The first sub-frame 300 mainly functions as a supporting and mounting member, a front portion of a housing cover of the all-terrain vehicle may be disposed on the first sub-frame 300, and the first sub-frame 300 may function as a mounting fixture. Also, as shown in fig. 7 and 9, the component accommodation space may be used to accommodate the radiator 2000, so that the first sub-frame 300 may effectively protect the radiator 2000.

By arranging the first subframe 300 as an independent integral mounting frame structure, the structural rigidity and strength of the first subframe 300 can be improved, the installation and fixation of each component can be facilitated, the structural strength of the frame 1000 can be further improved, and the jitter of each component installed thereon is correspondingly reduced due to the improvement of the structural strength of the first subframe, so that the failure rate of each component can be further reduced.

As shown in fig. 1 and 2, the lower end of the second sub frame 400 is mounted on the main frame 100, and the second sub frame 400 is located at the front side of the cockpit 120, and the lower end of the second sub frame 400 is located at the front side of the cockpit 120, and the rear upper end of the first sub frame 300 may be mounted on the second sub frame 400. A front shock absorber of the suspension device may be disposed at a front end of the second subframe 400, and a plurality of mounting points are disposed on the front shock absorber and are connected and fixed to the main frame 100.

It should be noted that, the surfaces of the main frame 100 and the second subframe 400 need to be subjected to a painting step, because the second subframe 400 and the main frame 100 are independent structures, when the all-terrain vehicle is painted, the main frame 100 and the second subframe 400 can be painted respectively, so that the painting difficulty is effectively reduced, and because the part of the second subframe 400 is exposed out of the outer shell of the all-terrain vehicle, in order to better protect the second subframe 400, the paint layer on the surface is different from the paint layer of the main frame 100, so that the painting cost of the main frame 100 is reduced.

As shown in fig. 12 and 13, the main frame 100 is formed with a tank compartment 150 at the front inner side of the cockpit 120, the upper portion of the tank compartment 150 is opened, the third sub frame 600 is formed as a separate body from the main frame 100, and the third sub frame 600 is mounted on the upper portion of the tank compartment 150. That is to say, the utility model discloses an all-terrain vehicle sets up oil tank 7000 in cockpit 120 to set up this oil tank cabin 150 in the front portion (the instrument installation area) of cockpit 120, can rational utilization cockpit 120 inner space like this, can separate oil tank 7000 and power device through cockpit 120 in addition, thereby can avoid the produced heat transfer of power device work to give oil tank 7000, can guarantee oil tank 7000's safety in utilization.

Wherein, the third auxiliary frame 600 can be convenient for the installation and the disassembly of the oil tank 7000, for example, after the oil tank 7000 is placed in the oil tank cabin 150, the third auxiliary frame 600 can be installed on the main frame 100 again, thus, the installation reliability of the oil tank 7000 can be effectively ensured.

As shown in fig. 1 and 2, the ceiling frame 500 is disposed above the main frame 100 and the second sub-frame 400, and specifically, the ceiling frame 500 is mainly installed above the cabin 120 and the power compartment 130, the front end of the ceiling frame 500 is installed on the second sub-frame 400, the rear portion of the ceiling frame 500 is installed on the main frame 100, and the rear portion of the ceiling frame 500 is located at the rear side of the cabin 120. The ceiling frame 500 can play a role in protecting a driver and passengers, when the all-terrain vehicle overturns, the ceiling frame 500 can be in contact collision with the ground firstly, so that the body of the driver and the passengers can be prevented from being in contact collision with the ground directly, and the safety of the driver and the passengers can be ensured.

Therefore, according to the utility model discloses the all-terrain vehicle's frame 1000, through the sub vehicle frame 1000 and the front axle installation device 200 of each difference of integration on main frame 100, can be so that frame 1000 easily installs and arranges, can reduce the degree of difficulty of frame 1000 installation component, can reduce the manufacturing cost of frame 1000 moreover, can also guarantee frame 1000's structural reliability.

According to an alternative embodiment of the present invention, as shown in fig. 3 and 4, the front axle mounting device 200 may be a sheet metal frame. The inside front axle installation space that can form of sheet metal frame, front axle 5000 installs inside sheet metal frame promptly, and linkage's part can be installed in sheet metal frame's the outside, can be formed with a plurality of installation positions that correspond on the sheet metal frame to can install front axle 5000 and the equal integration of linkage on sheet metal frame. And, sheet metal frame structure intensity is high, can effectively guarantee front axle 5000 and linkage's reliability. The sheet metal frame is easy to arrange, can adapt to the front space of the main frame 100, and can enable the front axle 5000 and the suspension device to be reasonably arranged.

Specifically, as shown in fig. 4, the front axle mounting device 200 includes: preceding sheet metal component 201 according to the position connection in proper order, left sheet metal component 202, right sheet metal component 204, go up sheet metal component 206 and lower sheet metal component 207, that is to say, left sheet metal component 202 and right sheet metal component 204 control relative setting, it sets up relatively from top to bottom to go up sheet metal component 206 and lower sheet metal component 207, preceding sheet metal component 201 is connected at left sheet metal component 202, right sheet metal component 204, go up the front side of sheet metal component 206 and lower sheet metal component 207, form a sheet metal frame like this, and, preceding sheet metal component 201, left sheet metal component 202, right sheet metal component 204, go up sheet metal component 206 and lower sheet metal component 207 and prescribe a limit to the front axle installation space jointly.

Wherein, front axle installation device 200 may also include: a rear sheet metal part 210, the rear sheet metal part 210 being connected to the rear side of the left sheet metal part 202, the right sheet metal part 204, the upper sheet metal part 206 and the lower sheet metal part 207. The rear end of the lower sheet metal part 207 is connected to the lower side of the front end of the main frame 100, so that the mounting reliability of the front axle mounting device 200 and the main frame 100 can be ensured, wherein the rear end of the left sheet metal part 202 and the rear end of the right sheet metal part 204 can also be mounted on the lower side of the front end of the main frame 100.

As shown in fig. 4 and 6, the left sheet metal part 202 and the right sheet metal part 204 are formed with a yielding hole, that is, the left sheet metal part 202 is provided with a left yielding hole 203, the right sheet metal part 204 is provided with a right yielding hole 205, the rear end of the front axle 5000 needs to be connected with the transmission of the transmission system, the left end and the right end of the front axle 5000 need to be connected with corresponding half shafts, the left yielding hole 203 is used for yielding a left half shaft, and the right yielding hole 205 is used for yielding a right half shaft. Wherein, the bottom edge of the left abdicating hole 203 and the right abdicating hole 205 can be provided with an arc edge, and the arc edge can be used for avoiding the corresponding half shaft.

The left sheet metal part 202 and the right sheet metal part 204 can be provided with mounting holes below the corresponding yielding holes, and the mounting holes can be correspondingly formed below the front axle 5000, so that the mounting reliability of the front axle 5000 can be jointly guaranteed by the left sheet metal part 202 and the right sheet metal part 204. Wherein, the lower sheet metal part 207 may also be correspondingly provided with an installation position for installing the front axle 5000.

Further, as shown in fig. 3, the main frame 100 includes: the first front cross beam 101 is arranged on the lower side of the front end of the main frame 100, and the rear portion of the lower sheet metal part 207, the rear portion of the left sheet metal part 202 and the rear portion of the right sheet metal part 204 are connected to the first front cross beam 101. It can be understood that the first front cross member 101 of the main frame 100 is mainly used for mounting and connecting the front axle mounting device 200, and the left sheet metal part 202 and the right sheet metal part 204 can also be connected to the first front cross member 101 of the main frame 100, so that the connection reliability between the front axle mounting device 200 and the main frame 100 can be further improved, and the structural reliability of the frame 1000 can be further improved. The first front cross beam 101 and the lower sheet metal part 207 are welded and fixed, the first front cross beam 101 and the left sheet metal part 202 are welded and fixed, and the first front cross beam 101 and the right sheet metal part 204 are welded and fixed.

Specifically, as shown in fig. 3, the main frame 100 may further include: the front axle mounting device comprises a second front cross beam 102, a first front vertical beam 103 and a first inclined beam 104, wherein the second front cross beam 102 is arranged right behind the first front cross beam 101, the transverse length of the second front cross beam 102 can be larger than that of the first front cross beam 101, the transverse length of the first front cross beam 101 is approximately the same as that of the front axle mounting device 200, the first front cross beam 101 can be effectively matched with the front axle mounting device 200, the size of the front part of the frame 1000 can be reduced, and the arrangement of surrounding covering pieces can be facilitated.

As shown in fig. 4, a first front longitudinal beam 105 is connected between the first front cross beam 101 and the second front cross beam 102, and the first front longitudinal beam 105 can effectively connect the first front cross beam 101 and the second front cross beam 102, so that the connection reliability of the first front cross beam 101 and the second front cross beam 102 can be ensured.

As shown in fig. 3, the first front vertical beam 103 is connected to the second front cross member 102, and the first front vertical beam 103 extends upward, and the first inclined beam 104 is connected obliquely between the first front vertical beam 103 and the first front cross member 101. The extending direction of the first front vertical beam 103 is substantially the vertical direction, and may be a direction other than the vertical direction. The first inclined beam 104 disposed obliquely can effectively connect the first front cross member 101 and the first front vertical beam 103, which can make the first front cross member 101 capable of bearing forces in various directions, and can further improve the reliability of the first front cross member 101, so that the connection reliability between the front axle mounting device 200 and the main frame 100 can be improved.

As shown in fig. 5 and 6, the first front vertical beam 103 is provided with a steering gear mounting bracket 117, the steering gear 3200 is mounted on the steering gear mounting bracket 117, and the front balance bar 3300 of the suspension device may be mounted on the steering gear mounting bracket 117. The direction mounting bracket 117 thus provided can mount two different components, and the integration level is high.

Also, as shown in fig. 3 and 4, the main frame 100 may further include: two second inclined beams 106, two first front vertical beams 103, two first inclined beams 104, and two first inclined beams 104 are respectively connected to two ends of the first front cross beam 101, so that the two first inclined beams 104 can effectively ensure the lateral stability of the first front cross beam 101. The two second oblique beams 106 are respectively arranged above the two first oblique beams 104, the joint of the rear part of the upper sheet metal part 206 and the upper end of the rear part of the left sheet metal part 202 is connected with the front lower end of one second oblique beam 106, and the joint of the rear part of the upper sheet metal part 206 and the upper end of the rear part of the right sheet metal part 204 is connected with the front lower end of the other second oblique beam 106. That is, two second oblique beams 106 are connected at the rear upper portion of the front axle mounting device 200, that is, at the rear end junction of the upper sheet metal part 206 and the left sheet metal part 202, and at the rear end junction of the lower sheet metal part 207 and the right sheet metal part 204. By providing two second oblique members 106, the reliability of the connection between front axle mounting device 200 and main frame 100 can be further improved, and the structural reliability of frame 1000 can be further improved.

As shown in fig. 4 to 6, a space for installing the rear lower end of the swing arm is defined between the first front cross member 101 and the second front cross member 102, and a rear mounting bracket 107 for the swing arm is provided at the rear of the first front cross member 101. The rocking arm is two, and two rocking arms are preceding upper rocker arm 3000 and preceding lower rocker arm 3100 respectively, and preceding upper rocker arm 3000 and preceding lower rocker arm 3100 interval set up from top to bottom, and preceding upper rocker arm 3000 has two interior installation ends, and preceding lower rocker arm 3100 has two interior installation ends, and lower extreme installation space is arranged in placing preceding lower rocker arm 3100 two interior installation ends and is located the interior installation end in rear behind the rocking arm, and mounting bracket 107 can play the effect of the interior installation end of this preceding lower rocker arm 3100 of installation behind the rocking arm.

By arranging the inner mounting end of the lower front rocker arm 3100 between the first front cross member 101 and the second front cross member 102, the space can be reasonably utilized, the all-terrain vehicle can effectively adapt to a rocker arm with a large volume, and the mounting reliability of the rocker arm can be ensured. Second front cross member 102 is also provided with a bushing at a location corresponding to rear mounting bracket 107 of the swing arm to further facilitate mounting of the inner mounting end of the swing arm.

According to an embodiment of the present invention, as shown in fig. 4-6, the front axle mounting device 200 may further include: a swing arm front mounting plate 208, the swing arm front mounting plate 208 being mounted on the front side of the front sheet metal member 201, and the swing arm front mounting plate 208 being protruded toward the front side at upper and lower portions to form a swing arm front end mounting space with the front sheet metal member 201. That is, the rocker arm front mounting plate 208 is of a non-flat plate structure, and upper and lower portions thereof may be protruded toward the front side so that it may be spaced apart from the front sheet metal member 201 by a predetermined distance between the upper and lower portions, so that a rocker arm front end mounting space may be formed, the upper rocker arm front end mounting space being used to mount the front inner mounting end of the two inner mounting ends of the front upper rocker arm 3000, and being adapted to the inner mounting ends of the two front upper rocker arms 3000 on the left and right sides, the lower rocker arm front end mounting space being used to mount the front inner mounting end of the two inner mounting ends of the front lower rocker arm 3100, and being adapted to the inner mounting ends of the two front lower rocker arms 3100 on the left and right sides. The rocker arm front mounting plate 208 arranged in this way can effectively mount the inner mounting end of the rocker arm, and the mounting reliability of the inner mounting end of the rocker arm can be ensured.

Further, as shown in fig. 4 to 6, the front axle mounting device 200 may further include: mounting panel 209 and back sheet metal component 210 behind the rocking arm, mounting panel 209 sets up in the top of last sheet metal component 206 behind the rocking arm, and mounting panel 209 is located the rear portion behind the rocking arm, and back sheet metal component 210 is connected at the rear portion of last sheet metal component 206, left sheet metal component 202 and right sheet metal component 204, and the partly upwards extension of back sheet metal component 210 surpasss last sheet metal component 206, and this part is connected with mounting panel 209 behind the rocking arm moreover to upper end installation space behind the injecing the rocking arm. The rear inner mounting end of the two inner mounting ends of the two front upper rocker arms 3000 can be accommodated in the rocker arm rear upper end mounting space. Through setting up behind the rocking arm mounting panel 209 and back sheet metal component 210, can inject the installation space of the interior installation end of preceding upper rocker arm 3000 effectively, can guarantee preceding upper rocker arm 3000's installation reliability.

Therefore, by arranging the front axle mounting device 200, not only the mounting problem of the front axle 5000 can be solved, but also the mounting problem of the inner mounting end of the rocker arm can be solved at the periphery of the front axle mounting device, so that the front axle mounting device 200 can ensure the mounting reliability of the front axle 5000 and the suspension device, and the structural reliability of the vehicle frame 1000 can be effectively ensured.

According to some alternative embodiments of the present invention, as shown in fig. 4, 9 and 10, the first subframe 300 includes: a first mounting portion 301, a first connecting portion 302 and a second mounting portion 303, the first connecting portion 302 being connected between the first mounting portion 301 and the second mounting portion 303 in a bent manner, the first mounting portion 301 being mounted on the front axle mounting device 200, for example, at the front upper end, and the second mounting portion 303 being connected to the main frame 100, for example, above the front end. First installation department 301 and second installation department 303 are used for connecting front axle installation device 200 and the other parts of frame 1000 respectively, and first connecting portion 302 can play the connection effect, and first auxiliary frame 300 can be an overall structure like this to can replace the anterior bearing structure of traditional a plurality of independent panel beating, can make frame 1000 wholeness better, structural reliability is better, and the part stability of installing on first auxiliary frame 300 is higher moreover. In addition, the use of a rod and plate combination may enable the first subframe 300 to better interface with surrounding structures. Wherein, the pole is hollow pole, hollow pipe structure promptly, and first subframe 300 is light in weight like this, and the good reliability.

Alternatively, as shown in fig. 9 and 10, the first mounting portion 301 has an inverted U-shape, and the first mounting portion 301 includes: two first side bars 304 and first sill bars 305, two first side bars 304 are connected respectively at the both ends of first sill bar 305, and two first side bars 304 extend downwards respectively, and first connecting portion 302 is connected on first sill bar 305, and the tip of two first side bars 304 is provided with first installing support 306 that is used for installing the covering. The first bottom bar 305 may be used to fixedly connect with the front axle mounting device 200, and the connection may be a screw connection. For example, the first bottom bar 305 may be threadably engaged with the rocker arm front mounting plate 208 of the front axle mounting device 200, wherein the rocker arm front mounting plate 208 is provided with a weld nut and a fastener passes through a corresponding aperture at the first bottom bar 305 to secure the two. Two first side bars 304 can dispose two corresponding first installing supports 306 to suitable position, and first installing support 306 can be provided with a plurality of mounting holes, and suitable mounting hole can be selected to the corresponding mounted position of covering and carry out fixed connection, and the connected mode can be the spiro union. By properly arranging the first mounting portion 301, the first subframe 300 can be mounted on the front axle mounting device 200, and the housing can be mounted thereon, so that the structural reliability of the all-terrain vehicle can be ensured.

As shown in fig. 9 and 10, a first frame mounting bracket is disposed on the first bottom bar 305, and the first frame mounting bracket is provided with a first frame mounting hole 310. The number of the first frame mounting brackets may be two, two first frame mounting brackets may be spaced apart in the extending direction of the first bottom bar 305, and the fastening member may pass through the corresponding first frame mounting hole 310 to be fixedly mounted to the front axle mounting device 200, so that the mounting reliability of the first subframe 300 and the front axle mounting device 200 may be improved. The second mounting portion 303 is provided with two second frame mounting holes 311, the number of the second frame mounting holes 311 may be two, and the two second frame mounting holes 311 are mounted on the second sub-frame 400 by fasteners, so that the two first frame mounting holes 310 and the two second frame mounting holes 311 are provided to securely mount the first sub-frame 300 on the front axle mounting device 200 and the second sub-frame 400.

Also, as shown in fig. 9 and 10 in combination, the first side bar 304 is provided with a second mounting bracket 312 for mounting a horn. That is, the first sub-frame 300 may also function as a mounting part, the second mounting bracket 312 is provided with a mounting hole facing forward, and the horn may be mounted in the mounting hole of the second mounting bracket 312 by a fastener extending forward and backward, so that mounting reliability of the horn may be ensured.

Specifically, as shown in fig. 9, the first connection portion 302 includes: a first connection section 307, a second connection section 308 and a third connection section 309, the second connection section 308 is connected between the first connection section 307 and the third connection section 309, and the second connection section 308 is bent at a predetermined angle with respect to the first connection section 307 and the third connection section 309, the lower end of the first connection section 307 is connected to the first mounting portion 301, and the upper end of the third connection section 309 is connected to the second mounting portion 303. By setting the first connection portion 302 to three segments, the heat sink 2000 can be effectively avoided, and the outer side of the heat sink 2000 can be effectively protected. Also, the first connecting portion 302 thus provided can effectively connect the first mounting portion 301 and the second mounting portion 303.

Alternatively, as shown in fig. 9 and 10, the first connection portions 302 may be two, and a second connection bar 313 extending in the transverse direction is connected between the two first connection portions 302. The second connection rod 313 may serve to reinforce the connection strength of the two first connection parts 302, so that the structural strength of the first sub-frame 300 may be improved, and the structural reliability of the frame 1000 may be further improved.

As shown in fig. 9 and 10, the second connecting rod 313 is provided with a third mounting bracket 314 extending toward the front side, and the third mounting bracket 314 is used for mounting a large lampshade. The third mounting bracket 314 may play a role in mounting and fixing a large lampshade, so that the first subframe 300 may be integrated with a plurality of components, the plurality of components may have reasonable mounting positions, and the integration capability of the frame 1000 may be improved.

As shown in fig. 9 and 10, a third connecting bar 317 is connected to the outer sides of the two first connecting portions 302, and a fourth mounting bracket 315 for connecting a cover is provided at an end of the third connecting bar 317. The third connecting rod 317 may play a role of protecting the heat sink 2000, and the fourth mounting bracket 315 may play a role of mounting a cover, so that the integrity of the all-terrain vehicle may be ensured, and the structural reliability of the all-terrain vehicle may be improved.

Alternatively, the second mounting portion 303 is a sheet metal, and the second mounting portion 303 is provided with two mounting bushes 316, and the two mounting bushes 316 are respectively formed with the second frame mounting holes 311. The second installation portion 303 formed by the metal plate is light in weight and high in structural reliability, and the second installation portion 303 can be attached to the surface of the connecting portion, so that the installation reliability of the second installation portion 303 can be guaranteed. Fasteners may be inserted through the corresponding mounting bushings 316 to secure the second mounting portion 303 to the second subframe 400, thereby ensuring the overall structural integrity of the frame 1000.

According to an alternative embodiment of the present invention, as shown in fig. 1 and 2, the second sub frame 400 is detachably mounted on the main frame 100. The second sub-frame 400 is detachably connected to the main frame 100 by a fastener while ensuring the strength and the safety of the all-terrain vehicle in operation, so that the second sub-frame 400 is conveniently installed and fixed, and further, the subsequent maintenance of the frame 1000 is facilitated.

As shown in fig. 1 and 2, the second sub-frame 400 includes: a third front cross member 401 and two second front vertical beams 402, the third front cross member 401 is connected between the two second front vertical beams 402, and the two second front vertical beams 402 extend downward, and the lower ends of the two second front vertical beams 402 are respectively detachably mounted on the main frame 100.

The two second front vertical beams 402 extend downward and toward the inner side of the cockpit 120, so that the second front vertical beams 402 do not interfere with other structures, and the frame 1000 is more reasonable and compact in structure. Further, mounting plates are respectively provided at both sides of the lower ends of the two second front vertical beams 402, and mounting holes are respectively provided on the mounting plates and the main frame 100. Two mounting holes can be correspondingly formed in the mounting plate, two mounting holes can be correspondingly formed in the main frame 100, and thus two fasteners can correspondingly penetrate through the mounting plate and the mounting holes in the main frame 100, so that the mounting plate can be firmly fixed on the main frame 100, and the mounting reliability of the second auxiliary frame 400 on the main frame 100 can be further ensured.

Specifically, as shown in fig. 1 to 2, the main frame 100 includes a chassis 140 and side sills 108, the first front vertical member 103 is two, two first front vertical members 103 are disposed at the front center of the chassis 140, the side sills 108 are obliquely attached to the upper portions of the first front vertical members 103 and the side edges of the chassis 140, and the lower ends of the second front vertical members 402 are detachably mounted on the side sills 108, respectively. A chassis 140 is provided at a lower end of the main frame 100 to support the frame 1000 and transmit power, and a driver's seat in the cab 120 is fixed to the chassis 140. The lower end of the side oblique beam 108 is welded on the side of the chassis 140, the welding position is positioned on the bottom of the cab 120, and the upper end of the side oblique beam 108 is welded with the upper part of the first front vertical beam 103, so that the frame 1000 is stable and reliable.

Wherein, the lower extreme both sides of erecting roof beam 402 before the second are equipped with the mounting panel, and the mounting panel passes through fastener detachably and installs the centre on the oblique roof beam 108 of side, and the structure that sets up like this can let second auxiliary frame 400 dismantle from main frame 100 in a flexible way, has guaranteed the flexibility when matching colors to frame 1000 application.

Further, as shown in fig. 2, the second sub-frame 400 includes a lower connector 403, the lower connector 403 is connected below the third front cross member 401, and the lower connector 403 is located between the two second front vertical beams 402, and the lower connector 403 is detachably mounted on the upper end of the first front vertical beam 103. The lower connecting head 403 is arranged on the second auxiliary frame 400, the lower connecting head 403, the third front cross beam 401 and the two second front vertical beams 402 are welded into a whole, the structure of the second auxiliary frame 400 is more stable and reliable, and the safety of the frame 1000 is guaranteed. Lower connector 403 of second auxiliary frame 400 mutually supports respectively detachably with the mounting panel on the preceding vertical beam 402 of second and installs on main frame 100, and the frame 1000 that sets up like this can realize the detachable installation and the fixed of many places, can make frame 1000 more firm to can dismantle in a flexible way when frame 1000 carries out the application and match colors, can reduce the degree of difficulty that frame 1000 carries out polychrome application simultaneously effectively.

Specifically, the upper ends of the lower connector 403 and the first front vertical beam 103 are both formed with mounting spaces for avoiding the other side, that is, the lower connector 403 is a non-full-circle connector, the upper end of the first front vertical beam 103 is also a non-full-circle connector, and the two are matched together, that is, a full-circle connecting structure, so that the connection reliability of the upper ends of the lower connector 403 and the first front vertical beam 103 can be ensured.

And the lower connector 403 and the upper end of the first front vertical beam 103 are respectively provided with a guide slope. Wherein the direction inclined plane is the arcwall face, and the direction inclined plane can improve down the connector 403 and the wear resistance of the upper end of first preceding perpendicular roof beam 103 effectively, and the assembly between connector 403 and the first preceding perpendicular roof beam 103 can be reduced to the assembly degree of difficulty under the direction inclined plane can effectively guide moreover to and can improve assembly efficiency. And the guide inclined plane is provided with a mounting hole, after the lower connector 403 is matched with the guide inclined plane of the first front vertical beam 103, the lower connector 403 is further fixedly mounted with the first front vertical beam 103 through a fastener, so that the matching precision is effectively improved by the plurality of matched guide inclined planes, the structural strength of the frame 1000 is increased,

in some embodiments of the present invention, as shown in fig. 1 and 2, the front end of the ceiling frame 500 is detachably installed at the junction of the third front cross member 401 and the second front vertical member 402. The roof frame 500 is detachably mounted on the second sub-frame 400, so that the frame 1000 can be flexibly disassembled and assembled, and the mounting reliability of the roof frame 500 can be ensured.

As shown in fig. 1 to 2, the second subframe 400 further includes a rear connector 404, the rear connector 404 is disposed at a connection position of the third front cross member 401 and the second front vertical member 402, and the rear connector 404 is detachably mounted to the front end of the roof frame 500. The front ends of the rear connector 404 and the ceiling frame 500 are provided with mounting holes, and the rear connector 404 and the ceiling frame 500 are fixedly connected through fasteners.

Further, an evacuation space for evacuating the other side is formed at the front ends of the rear connector 404 and the ceiling frame 500, and guide slopes are respectively provided at the front ends of the rear connector 404 and the ceiling frame 500. Wherein, the rear connector 404 is two, two rear connectors 404 all are provided with the mounting hole, be equipped with the mounting hole of connector 404 behind the second subframe 400 on cooperation right side at the ceiling frame 500 front end that lies in frame 1000 right side, the ceiling frame 500 front end on frame 1000 right side is formed with the space of dodging of connector 404 behind the second subframe 400 on cooperation right side, place rear connector 404 in the space of dodging of ceiling frame 500 front end on frame 1000 right side when the installation, place the fastener in the mounting hole again, the fixed connection of second subframe 400 and ceiling frame 500 is accomplished to the fastener of screwing. And the rear connector 404 of the second subframe 400 on the right side and the front end of the ceiling frame 500 on the right side of the frame 1000 are both provided with guide inclined planes, and the two guide inclined planes are matched with each other. It will be appreciated that the front end of the roof frame 500 on the left side of the frame 1000 is similarly provided with the connection structure so provided with the rear connection head 404 of the second sub-frame 400 on the left side of the frame 1000. The frame 1000 arranged in this way can effectively improve the stability thereof through connection and matching at a plurality of positions, and ensure the stability and reliability of the all-terrain vehicle.

Specifically, as shown in fig. 2, the roof frame 500 includes a roof main body 501 and a lower connection rod 502, a front end of the roof main body 501 is mounted on an upper portion of the second sub frame 400, the lower connection rod 502 is connected to a rear portion of the roof main body 501 and extends downward, a lower end of the lower connection rod 502 is mounted on the main frame 100 in such a manner as to be detachably connected, and a lower end of the lower connection rod 502 is located at a rear side of the cabin 120. The roof frame 500 is connected to the second sub frame 400 and the main frame 100, respectively, and after the main frame 100, the second sub frame 400 and the roof frame 500 are all fixedly connected, the main frame 100, the second sub frame 400 and the roof frame 500 constitute a complete all-terrain vehicle frame 1000.

As shown in fig. 3, the main frame 100 further includes a power compartment 130, the power compartment 130 is disposed at the rear side of the cockpit 120, the power compartment 130 is a rear end structure of the main frame 100, an upper connection beam 114 is disposed above the power compartment 130, the upper connection beam 114 extends upward, and the upper end of the upper connection beam 114 and the lower end of the lower connection rod 502 are detachably mounted. The engine is disposed in the power compartment 130, and the power compartment 130 is disposed at the rear side of the cockpit 120, so that the power transmission distance can be shortened, the space of the cockpit 120 can be increased, and the driving comfort of the driver can be improved. The lower connecting rod 502 of the downwardly extending roof frame 500 is detachably connected with the upper connecting beam 114 of the upwardly extending main frame 100, the upper connecting beam 114 and the lower connecting rod 502 which are arranged in this way do not interfere with other structures, the structure of the frame 1000 is more reasonable and compact, and the roof frame 500 can be flexibly detached, so that the roof frame 500 can be subjected to independent color matching coating, the appearance diversity of the frame 1000 can be further realized, and the upper connecting beam 114 and the lower connecting rod 502 which are arranged in this way can ensure the installation reliability between the main frame 100 and the roof frame 500. Wherein both the upper connecting beam 114 and the lower connecting rod 502 extend obliquely.

In some embodiments of the present invention, a protective paint layer is formed on the surface of the second subframe 400, and the protective paint layer can protect the second subframe 400 and prevent the second subframe 400 from being corroded by the external environment, thereby prolonging the service life of the second subframe 400 and effectively improving the stability and safety of the frame 1000.

According to an alternative embodiment of the present invention, as shown in fig. 11, the ceiling frame 500 may include: the split type first side ejector rod 503, the second side ejector rod 504 and the connecting body 505, the first side ejector rod 503 and the second side ejector rod 504 are arranged at left and right intervals, the left side of the connecting body 505 is connected to the first side ejector rod 503, and the right side of the connecting body 505 is connected to the second side ejector rod 504. That is, the ceiling frame 500 may be mainly composed of three parts, i.e., two side lifters and one connecting body 505, and the ceiling frame 500 thus configured is simple in structure, and may be conveniently transported due to its split structure, so that the transportation cost may be reduced, and the reliability after fixed connection may also be ensured. Wherein, the ends of the first side top bar 503 and the second side top bar 504 are respectively connected above the main frame 100, for example, the ends of the first side top bar 503 and the second side top bar 504 can be detachably connected with the second sub frame 400.

Alternatively, as shown in fig. 1 and 11, the left side of the connecting body 505 is detachably attached to the first side post 503, and the right side of the connecting body 505 is detachably attached to the second side post 504. The detachable connection mode is adopted, so that the mounting and dismounting of the ceiling frame 500 can be facilitated, the structure can be conveniently replaced after being damaged, the ceiling frame 500 does not need to be integrally replaced, and the maintenance and replacement cost of the all-terrain vehicle can be further reduced.

As shown in fig. 1 and 11, at least two first connectors 506 and at least two second connectors 507 are respectively disposed on the left side and the right side of the connecting main body 505, the first side push rod 503 is provided with at least two third connectors 508, the second side push rod 504 is provided with at least two fourth connectors 509, the at least two first connectors 506 are detachably connected with the at least two third connectors 508, and the at least two second connectors 507 are detachably connected with the at least two fourth connectors 509. By arranging a plurality of connectors between the connecting body 505 and the first side mandril 503 and arranging a plurality of connectors between the connecting body 505 and the second side mandril 504, the connectors can effectively play a connecting role, the mounting difficulty of the connecting body 505 and the side mandrils on two sides can be reduced, and the mounting reliability of the ceiling frame 500 can be ensured.

Furthermore, the first connector 506 and the corresponding third connector 508, and the second connector 507 and the corresponding fourth connector 509 are provided with an avoiding space for avoiding the other side. That is, the first connector 506, the second connector 507, the third connector 508 and the fourth connector 509 are non-full-circle connectors, and a full-circle connecting structure is formed after the two corresponding connectors are oppositely arranged, so that the connecting structure can effectively connect the connecting main body 505 and the side push rods, and the structural reliability of the ceiling frame 500 can be ensured.

Guide slopes are respectively arranged between the first connector 506 and the corresponding third connector 508, and between the second connector 507 and the corresponding fourth connector 509. The guide inclined plane can play a role in guiding installation, so that the installation difficulty of the corresponding connectors can be reduced, and the matching of the matching surfaces of the two connectors which can be corresponding is smoother. The guide inclined plane can be a guide inclined plane or a guide inclined arc surface.

Specifically, as shown in fig. 11, the connecting body 505 includes: the first cross ejector rod 510, the second cross ejector rod 511 and the first longitudinal ejector rod 512, the first cross ejector rod 510 is located on the front side of the second cross ejector rod 511, the first longitudinal ejector rod 512 is connected between the first cross ejector rod 510 and the second cross ejector rod 511, and the left end and the right end of the first cross ejector rod 510 and the second cross ejector rod 511 are respectively provided with a third connector 508 and a fourth connector 509. It will be appreciated that the connecting body 505 is configured to be generally i-shaped, such that the structural strength of the connecting body 505 is high, and the first cross lift pin 510 and the second cross lift pin 511 can effectively connect the first side lift pin 503 and the second side lift pin 504, which can further improve the structural strength of the ceiling frame 500.

As shown in fig. 11, there may be two first longitudinal support rods 512, and the left-right distance between the two first longitudinal support rods 512 decreases in the front-to-rear direction. The structural strength of the connecting main body 505 can be improved by the arrangement of the two first longitudinal top rods 512, and the connecting main body 505 can adapt to the whole line of the all-terrain vehicle by reasonably arranging the distance between the two first longitudinal top rods 512, and the connection reliability between the first transverse top rod 510 and the second transverse top rod 511 can be further improved.

As shown in fig. 11, fifth mounting brackets 513 are respectively provided between the two first vertical lift rods 512 and on the first horizontal lift rod 510. The fifth mounting bracket 513 may be used to connect some of the layout components on the ceiling frame 500, and the provision of the fifth mounting bracket 513 may allow the ceiling frame 500 to function as an integral mounting component.

As shown in fig. 2, each of the first side lift bar 503 and the second side lift bar 504 may include a front bar 514 and a rear bar 515 that are separated, and the front bar 514 and the rear bar 515 are detachably connected. That is, the first side post rod 503 and the second side post rod 504 can also adopt a split structure, and can be formed by two sections of rods, namely the front rod 514 and the rear rod 515, so that the manufacturing difficulty of the side post rods can be further reduced, and the transportation cost of the ceiling frame 500 can be further reduced. A connector similar to the first connector 506 may be disposed between the front rod 514 and the rear rod 515, and will not be described in detail.

According to an alternative embodiment of the present invention, as shown in fig. 12 and 13, a third sub frame 600 is detachably coupled to an upper portion of the tank compartment 150. Adopt detachable connected mode can make things convenient for the installation of oil tank 7000 to dismantle and the maintenance.

Wherein the rear portion of the driving cab 120 is provided with a first seat mount for mounting a driver seat and a second seat mount for mounting a passenger seat, and the fuel tank compartment 150 is located right in front of the second seat mount, i.e., the fuel tank compartment 150 is located right in front of the passenger seat. As shown in fig. 12, the driver's seat may be installed at the left side of the chassis 140 in the driver's cabin 120, the passenger seat may be installed at the right side of the chassis 140 in the driver's cabin 120, the fuel tank cabin 150 is located right in front of the passenger seat, the right in front of the driver's seat may be used to install devices such as a steering wheel and a display instrument, and some instruments may be disposed above the fuel tank cabin 150, so that the fuel tank cabin 150 may be covered, and the fuel tank port of the fuel tank 7000 may protrude out of the driver's cabin 120 for facilitating refueling.

Specifically, as shown in fig. 13, the main frame 100 may further include: vertical rod 118, instrument mounting bracket 121 and bottom sprag frame 122 in first, instrument mounting bracket 121 sets up in the dead ahead of first seat installation spare, and first vertical rod 118 is two, and two first vertical rods 118 upwards extend on the side sloping 108 that corresponds the side, and bottom sprag frame 122 sets up between instrument mounting bracket 121 and one of them first vertical rod 118, and bottom sprag frame 122 constitutes the bottom of fuel tank compartment 150 for. The instrument mounting frame 121 is used for mounting instruments, a steering wheel and other devices, the bottom support frame 122 is used for supporting the oil tank 7000, the bottom support frame 122 arranged in the way can reasonably utilize the front space of a passenger seat, and the placing reliability of the oil tank 7000 can be guaranteed. Wherein, the one end of instrument mounting bracket 121 is connected another on first middle vertical rod 118, the other end of instrument mounting bracket 121 is connected on first preceding vertical beam 103, and the instrument mounting bracket 121 structural strength who so sets up is high to can guarantee the installation reliability of instrument and steering wheel.

Further, as shown in fig. 13, the meter mounting bracket 121 includes a first middle vertical rod 123 and a second middle vertical rod 124, and the first middle vertical rod 123 is connected between the second middle vertical rod 124 and the first front vertical beam 103. The bottom bracket 122 includes: a first middle cross bar 125 and a support plate 126, the first middle cross bar 125 is connected between the first middle longitudinal bar 123 and the first middle vertical bar 118 on the corresponding side, and the support plate 126 is disposed between the first middle cross bar 125 and the first front vertical beam 103. The first center cross bar 125 and the support plate 126 can both function to support the oil tank 7000, and the first center vertical bar 118 and the second center vertical bar 124 can function to restrict the position of the oil tank 7000, so that the positional reliability of the oil tank 7000 can be ensured.

As shown in fig. 13, a shock absorbing pad 127 may be disposed on the supporting plate 126. The shock absorbing pad 127 may play a role of shock absorption, which may reduce shock transferred from the vehicle frame 1000 to the oil tank 7000, may reduce vibration of the oil tank 7000, and may improve reliability of the oil tank 7000.

As shown in fig. 13, the damper pad 127 is configured in a sheet shape, the damper pad 127 is plural, and the plural damper pads 127 are disposed at intervals on the support plate 126 in a tiled manner. Through setting up a plurality of shock pads 127, can fill up the different positions of establishing in oil tank 7000 bottom to can reduce the vibrations that transmit to oil tank 7000 better, can improve oil tank 7000's reliability. The shock absorbing pad 127 can be a rubber pad, the shock absorbing pad 127 can be bonded on the supporting plate 126, a groove is formed in the supporting plate 126, and the shock absorbing pad 127 is bonded in the corresponding groove.

According to a specific embodiment of the present invention, as shown in fig. 12 and 13, the third sub frame 600 includes: a second middle cross bar 601 and a second middle longitudinal bar 602, wherein the second middle cross bar 601 is detachably connected between the second middle vertical bar 124 and the first middle vertical bar 118, the rear end of the second middle longitudinal bar 602 is connected to the second middle cross bar 601, and the front end of the second middle longitudinal bar 602 is detachably connected to the first front vertical beam 103. The second center cross bar 601 and the second center vertical bar 602 are disposed above the oil tank 7000, and the second center cross bar 601 and the second center vertical bar 602 can restrict the degree of freedom of the oil tank 7000 above the oil tank 7000, so that positional reliability of the oil tank 7000 can be ensured. The third sub frame 600 is detachably connected with the main frame 100, so that the installation and maintenance of the oil tank are facilitated. The number of the second middle longitudinal bars 602 is two, and the front end of one second middle longitudinal bar 602 is bent toward the other second middle longitudinal bar 602 and connected to the front end of the other second middle longitudinal bar 602. The two second center struts 602 may extend substantially in the front-rear direction above the oil tank 7000, so that the degree of freedom of the oil tank 7000 can be effectively restricted and the reliability of the oil tank 7000 can be ensured.

Further, as shown in fig. 13, the first and second center vertical bars 118 and 124 are provided with fuel tank mounting brackets 128 for mounting fuel tanks 7000, respectively. By providing the tank mounting bracket 128, the mounting reliability of the oil tank 7000 in the tank compartment 150 can be ensured.

As shown in fig. 12, the all-terrain vehicle may further include: a strap 7100, the strap 7100 is wound around the oil tank 7000, and both ends of the strap 7100 are connected to the main frame 100. The strap 7100 can firmly limit the fuel tank 7000 to the bottom bracket 122 again on the basis of the fixed installation of the fuel tank 7000, so as to better improve the position stability of the fuel tank 7000.

According to an optional embodiment of the present invention, as shown in fig. 3, the chassis 140 may further include a first middle longitudinal beam 109 and a first rear cross beam 110, the inside of the chassis 140 is a plate-shaped structure, the first middle longitudinal beam 109 is two, the two first middle longitudinal beams 109 are distributed on two sides of the plate-shaped structure, the rear ends of the two first middle longitudinal beams 109 are connected to the left and right ends of the first rear cross beam 110, the first rear cross beam 110 may separate the cockpit 120 from the power cabin 130, the first rear cross beam 110 may be correspondingly provided with a mounting bracket, the mounting bracket may be used for mounting a power battery, the power battery may be disposed below the driver seat, the power battery may also be disposed below the passenger seat, and the power battery may also be disposed below the driver seat and the passenger seat.

As shown in fig. 3, the power pod 130 may include: two first back longerons 111, two first back vertical beams 112, two second back vertical beams 113, two second back longerons 115 and second rear cross beam 116, two first back longerons 111 are connected at the rear side of first rear cross beam 110 and are backward extended, two first back vertical beams 112 are connected at the rear end of two first back longerons 111 and are upwards extended, two second back vertical beams 113 are connected at the both ends of first rear cross beam 110 and are upwards extended, two first back vertical beams 112 and two second back vertical beams 113 set up at the interval in the front-back direction, can inject the power compartment 130 that holds power device like this, rear axle 6000 also sets up in power compartment 130. The two second rear longitudinal beams 115 are located above the two first rear longitudinal beams 111, the two second rear longitudinal beams 115 are connected with the first rear vertical beam 112 and the second rear vertical beam 113 on the corresponding sides, the rear ends of the two second rear longitudinal beams 115 are further connected with the second rear cross beam 116, and the two second rear longitudinal beams 115 and the second rear cross beam 116 can play a role in supporting and installing a covering piece.

Wherein the upper connection beam 114 may be connected to upper ends of the second rear longitudinal beam 115 and the second rear vertical beam 113, and the upper connection beam 114 extends obliquely forward, and the upper connection beam 114 may be used to be correspondingly connected to a lower connection beam of the ceiling frame 500.

As shown in fig. 8, a rear trailing arm 3600 is further connected to a rear portion of the first rear cross member 110, a rear shock absorber 3500 is mounted on the rear trailing arm 3600, both ends of the rear balancing bar 3400 are also disposed on the rear trailing arm 3600, a rear front tie bar 3700 is further connected to a rear portion of the rear trailing arm 3600, a rear upper tie bar 3800 and a rear lower tie bar 3900 which are spaced up and down are further disposed on the first rear vertical beam 112, and the rear upper tie bar 3800 and the rear lower tie bar 3900 are spaced up and down.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A first subframe supported at a front portion of an all terrain vehicle, the first subframe comprising:

the first mounting part is provided with a first frame mounting hole;

the front lower end of the first connecting part is connected to the first mounting part;

the second installation department, the back upper end of first connecting portion is connected on the second installation department, the second installation department is provided with second frame mounting hole.

2. The first subframe of claim 1 wherein said first mounting portion is inverted U-shaped and includes: first side lever and first sill bar, first side lever is connected respectively the both ends of first sill bar and extend downwards, first connecting portion are connected on the first side lever, the tip of first side lever is provided with the first installing support that is used for installing the covering.

3. The first subframe of claim 2 wherein said first bottom bar has a first frame mounting bracket disposed thereon, said first frame mounting bracket having said first frame mounting aperture disposed therein.

4. A first subframe according to claim 2 wherein said first side rail is provided with a second mounting bracket for mounting a horn.

5. The first subframe of claim 1 wherein said first connection portion comprises: first linkage segment, second linkage segment and third linkage segment, the second linkage segment is connected first linkage segment with between the third linkage segment and predetermined angle of buckling, the lower extreme of first linkage segment is connected on the first installation department and the upper end of third linkage segment is connected on the second installation department.

6. The first subframe of claim 1 wherein there are two of said first connecting portions and a transversely extending second connecting link is connected between said two first connecting portions.

7. The first subframe of claim 6 wherein said second link is provided with a third mounting bracket extending toward the front side, said third mounting bracket being adapted to mount a large lamp cover.

8. The first subframe according to claim 1, wherein the number of the first connecting portions is two, a third connecting rod is connected to the outer sides of the two first connecting portions, and a fourth mounting bracket for connecting a covering member is provided at the end of the third connecting rod.

9. The first subframe of claim 1 wherein said second mounting portion is sheet metal and is provided with a mounting bushing.

10. An all-terrain vehicle, comprising:

a frame, the frame comprising: a main frame and a first auxiliary frame as claimed in any one of claims 1 to 9, the first auxiliary frame being disposed at a front end of the main frame and defining an accommodation space with the main frame;

the radiator is arranged in the accommodating space.

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