Content of the utility model
An object of the utility model is to provide a heavy tractor chassis and heavy tractor to solve the problem that influences the chassis arrangement space when arranging big oil tank to lead to the unbalanced problem of counter weight.
To this end, the utility model discloses a following technical scheme: the utility model discloses a following technical scheme.
A chassis of a heavy tractor comprises a chassis.
The frame comprises a front axle which is sequentially arranged. Middle axle and rear axle:
The engine is arranged on the front axle.
The air filter device is arranged at the rear end of the engine.
Port device sets up the left side at the rear end of engine.
The urea tank is arranged on the left side of the rear end of the engine and below the air inlet channel device.
The exhaust aftertreatment device is arranged on the right side of the rear end of the engine.
The storage battery frame is arranged at the rear side of the urea tank.
The main oil tank is arranged at the rear side of the storage battery frame and located between the front axle and the rear axle. sum
The auxiliary oil tank is arranged at the rear side of the exhaust aftertreatment device, and the auxiliary oil tank is opposite to the main oil tank.
As a preferable scheme of the heavy tractor chassis, the engine is provided at a center position of the frame in the left-right direction.
As a preferable scheme of the heavy tractor chassis, the chassis of the heavy tractor is further provided with a front wheel fender and a middle rear wheel fender assembly, wherein the front wheel fender assembly is arranged on the rear side of the front wheel, the rear wheel fender assembly is in an 180° - 240° arc structure and is arranged on the periphery of the middle wheel and the rear wheel.
As a preferable scheme of the heavy tractor chassis, the urea tank is of a cylindrical structure, and the axial direction of the cylindrical structure is perpendicular to the horizontal plane.
As a preferable scheme of the heavy tractor chassis, the urea tank and the front wheel fender face each other in the front-rear direction.
As a preferable scheme of the heavy tractor chassis, a heat insulation plate is additionally arranged on the exhaust aftertreatment device.
As a preferable scheme of the heavy tractor chassis, the main oil tank and the auxiliary oil tank are both arranged in front of the rear wheel fender assembly on the corresponding side, and the main oil tank and the auxiliary oil tank are in structure. The volume is the same.
As a preferable scheme of the heavy tractor chassis, the heavy tractor chassis further comprises an inter-axle transmission shaft, and the output end of the middle axle is connected with the input end of the rear axle through the inter-axle transmission shaft.
The heavy tractor comprises the heavy tractor chassis.
The beneficial effect of the utility model:
A large-volume main and auxiliary oil tanks are arranged on left and right sides of the chassis of the heavy tractor, so that the requirements of long endurance mileage are met. The urea tank is arranged in front of the storage battery frame, the arrangement space of the chassis is optimized, and the arrangement space after the exhaust aftertreatment device is installed is met. The air filter device, the exhaust aftertreatment device are arranged at different sides, the air inlet temperature is reduced, and the chassis layout space is further optimized. Exhaust aftertreatment device is close with the engine position, reduces the temperature and reduces, has satisfied the performance demand of intake and exhaust system.
For heavy tractor, can use bigger oil tank, satisfy the demand of long continuation of journey mileage.
Mode of execution
The present invention will be further described in detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely used to explain the present invention, and not to limit the present invention. In addition, it is to be noted that, for convenience of description, only a part related to the present invention, rather than all structures, is shown in the drawings.
In the description of the present disclosure, unless expressly stated and defined otherwise, the terms' connected, '' connected, '' fixed, 'and' fixed ' are to be construed broadly, and may be, for example, fixedly connected, removable, or integral. The utility model can be a mechanical connection or an electric connection. The utility model can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of the two elements or the interaction relation of the two elements. It will be understood by those skilled in the art that the specific meanings of the above terms in the present invention may be specifically understood.
In the present invention, first features are in direct contact with the features second and first unless otherwise specified and defined, and may include second and first second features not being in direct contact but by additional features therebetween. Also, first features above second features. 'Upper' and 'upper' include first features being above second and obliquely above, or merely representing first features horizontal height above second features. The first Features below second features' below ',' below 'and' below ' include first features being below second and below and obliquely, or simply representing first features horizontal height less than second features.
In the description of the present embodiment, the terms' upper ',' lower ',' right ',' right ', and other orientations or positional relationships are based on the orientation or positional relationship shown in the drawings and are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, are constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. In addition, the terms '1st' and '2nd' are merely used for distinguishing on the description, and have no specific meanings.
1 Is a top view of a chassis of a heavy tractor according to an embodiment of the present disclosure. 2 Is first side view of a chassis of a heavy tractor according to an embodiment of the present disclosure. 3 Is second side view of the chassis of the heavy tractor according to an embodiment of the present disclosure.
To 1 -] FIG. 3, an embodiment of the present application provides a heavy tractor chassis including a frame 1, an engine 2, an air filter device 3, an intake port device 4, a urea tank 5, an exhaust aftertreatment device 6, a battery frame 7, a main fuel tank 8 and a sub oil tank 9. The 2 vehicle frame 1 comprises a front axle, a middle axle and a rear axle which are sequentially arranged. The air filter device 3 is disposed at a rear end of the engine 2. Port device 4 is disposed on the left side of the rear end of engine 2. A urea tank 5 is disposed on the left side of the rear end of the engine 2 and below the intake port device 4. The exhaust gas aftertreatment device 6 is disposed on the right side of the rear end of the engine 2. The battery frame 7 is provided at the rear side of the urea tank 5. The main oil tank 8 is disposed at the rear side of the battery frame 7 between the front axle and the rear axle. The sub oil tank 9 is provided at the rear side of the exhaust gas aftertreatment device 6, and the sub fuel tank 9 is opposed to the main fuel tank 8.
Adopt two oil tank arrangement scheme, satisfied bulky oil tank arrangement space demand, make whole car balance weight balanced. The urea tank 5 is arranged before the storage battery frame 7, the chassis layout space is optimized, and the arrangement space after the exhaust aftertreatment device 6 is installed is met. The air filter device 3, the exhaust aftertreatment device 6 are arranged at different sides, the air inlet temperature is reduced, and the chassis layout space is further optimized. Exhaust aftertreatment device 6 is close to engine 2 position, reduces the temperature reduction, has satisfied the performance demand of intake and exhaust system. Large-volume main is arranged on left and right sides of the chassis. The auxiliary oil tank meets the requirement of long endurance mileage, and the two sides of the main oil tank and the auxiliary oil tank are symmetrically arranged, so that the left and the right balance weights of the chassis are balanced.
Further, the engine 2 is provided at a center position of the frame 1 in the left-right direction. The engine 2 in this position can reduce chassis jitters.
Furthermore, a front wheel fender and a middle rear wheel fender assembly 10 are further arranged on the chassis of the heavy tractor, and the front wheel fender assembly 10 is arranged on the rear side of the front wheel and is provided with an arc structure and is arranged at the outer periphery of the middle wheel and the rear wheel. 180° - 240°.
Further, the urea tank 5 has a cylindrical structure, and the axis direction of the cylindrical structure is perpendicular to the horizontal plane. The provision of the urea tank 5 in a cylindrical shape perpendicular to the horizontal plane in the axial direction can reduce the footprint.
Further, the urea tank 5 is opposed to the front wheel fender in the front-rear direction.
Further, the exhaust aftertreatment device 6 is provided with a heat insulating board, and as the surface temperature of the exhaust aftertreatment device 6 is high, as much as 400 (degree) C, the volume is large.
Furthermore, the main oil tank 8 and the auxiliary oil tank 9 are both arranged on the rear wheel fender assembly 10 on the corresponding side, and the main oil tank 8 and the auxiliary oil tank 9 are identical in structure and volume.
Furthermore, the heavy tractor chassis further comprises an inter-axle transmission shaft, and the output end of the middle axle is connected with the input end of the rear axle through an inter-axle transmission shaft.
The embodiment of the invention further provides a heavy tractor, and the heavy tractor comprises the heavy tractor chassis.
It is obvious that the above-mentioned embodiments of the present invention are merely examples of the present invention for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Various obvious changes, readjustment and substitutions can be made to those of ordinary skill in the art without departing from the scope of the present invention. It is not necessary here to exhaustively enumerate all of the embodiments. Any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included within the scope of the claims of the present invention.
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