CN214355518U - Heavy tractor chassis and heavy tractor - Google Patents
Heavy tractor chassis and heavy tractor Download PDFInfo
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- CN214355518U CN214355518U CN202120349890.2U CN202120349890U CN214355518U CN 214355518 U CN214355518 U CN 214355518U CN 202120349890 U CN202120349890 U CN 202120349890U CN 214355518 U CN214355518 U CN 214355518U
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Abstract
The utility model belongs to the technical field of vehicle chassis, a heavy tractor chassis and heavy tractor is disclosed, wherein heavy tractor chassis includes: the frame, including front axle, middle axle and the rear axle that sets gradually: an engine provided at a front axle; the air filtering device is arranged at the rear end of the engine; the air inlet device is arranged on the left side of the rear end of the engine; the urea tank is arranged on the left side of the rear end of the engine and is positioned below the air inlet channel device; an exhaust gas aftertreatment device disposed on a right side of a rear end of the engine; the battery jar frame is arranged on the rear side of the urea tank; the main oil tank is arranged on the rear side of the battery box and is positioned between the front axle and the rear axle; and a secondary oil tank provided on the rear side of the exhaust gas post-treatment device, the secondary oil tank being opposed to the main oil tank in the right-left direction. The requirement of the arrangement space of the large-volume oil tank is met, and the balance weight of the whole vehicle is balanced; the urea tank is arranged in front of the storage battery frame, the air filtering device and the exhaust aftertreatment device are arranged on different sides, and the chassis arrangement space is optimized.
Description
Technical Field
The utility model relates to an automobile chassis technical field especially relates to a heavy tractor chassis and heavy tractor.
Background
With the improvement of infrastructure construction, the road condition is improved day by day, the timeliness requirement of the freight market demand is further improved, and long-distance standard transportation becomes the trend of the freight market. In order to meet the requirements of light weight and long endurance of the tractor, the whole tractor is further considered to be compact in arrangement and integrated to meet the market demand. In addition, the more stringent emission standards increase the size of the aftertreatment devices, which affects the volume of the fuel tank.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heavy tractor chassis and heavy tractor to influence the chassis when arranging big oil tank and arrange the space in the solution, and lead to the unbalanced problem of counter weight.
To achieve the purpose, the utility model adopts the following technical proposal:
a heavy tractor chassis comprising:
the frame, including front axle, middle axle and the rear axle that sets gradually:
an engine provided at the front axle;
the air filtering device is arranged at the rear end of the engine;
an intake passage device provided on the left side of the rear end of the engine;
the urea tank is arranged on the left side of the rear end of the engine and is positioned below the air inlet channel device;
an exhaust aftertreatment device disposed on a right side of a rear end of the engine;
the battery jar frame is arranged on the rear side of the urea tank;
the main oil tank is arranged on the rear side of the battery box and is positioned between the front axle and the rear axle; and
and a secondary oil tank provided on the rear side of the exhaust gas post-treatment device, the secondary oil tank being opposed to the main oil tank in the right-left direction.
As a preferable scheme of the heavy-duty tractor chassis, the engine is arranged at the center position of the frame in the left-right direction.
As a preferable scheme of the chassis of the heavy-duty tractor, the chassis of the heavy-duty tractor is further provided with a front wheel fender and a middle and rear wheel fender assembly, the front wheel fender is arranged on the rear side of the front wheel, the middle and rear wheel fender assembly is of an arc-shaped structure and is arranged on the peripheries of the middle wheel and the rear wheel, and the angle of the arc-shaped structure is 180-240 degrees.
As the preferable scheme of the chassis of the heavy-duty tractor, the urea tank is of a cylindrical structure, and the axis direction of the cylindrical structure is vertical to the horizontal plane.
As a preferable mode of the heavy-duty truck chassis, the urea tank and the front wheel fender are arranged opposite to each other in the front-rear direction.
As a preferable scheme of the heavy-duty tractor chassis, the exhaust aftertreatment device is additionally provided with a heat insulation plate.
As a preferable scheme of the heavy-duty tractor chassis, the main oil tank and the auxiliary oil tank are both arranged in front of the fender assemblies of the middle and rear wheels on the corresponding sides, and the main oil tank and the auxiliary oil tank have the same structure and volume.
As a preferable scheme of the chassis of the heavy-duty tractor, the chassis of the heavy-duty tractor further comprises an inter-axle transmission shaft, and an output end of the middle axle is connected with an input end of the rear axle through the inter-axle transmission shaft.
A heavy tractor comprises the chassis of the heavy tractor.
The utility model has the advantages that:
for a chassis of a heavy tractor, large-volume main and auxiliary oil tanks are arranged on the left and right sides of the chassis, so that the requirement of long endurance mileage is met, the left and right balance weights of the chassis are more balanced, and the requirement of the arrangement space of the large-volume oil tanks is met; the urea tank is arranged in front of the storage battery frame, so that 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 and the exhaust aftertreatment device are arranged on different sides, so that the air inlet temperature is reduced, and the arrangement space of the chassis is further optimized; the exhaust aftertreatment device is close to the engine, so that the temperature reduction is reduced, and the performance requirements of an air intake and exhaust system are met;
for a heavy tractor, a larger oil tank can be used, and the requirement of long endurance mileage is met.
Drawings
FIG. 1 is a top plan view of a heavy truck chassis of an embodiment of the present application;
FIG. 2 is a first side view of a heavy truck chassis of an embodiment of the present application;
fig. 3 is a second side view of a heavy tractor chassis of an embodiment of the present application.
In the figure:
the device comprises a frame 1, an engine 2, an air filter 3, an air inlet device 4, a urea tank 5, an exhaust aftertreatment device 6, a battery frame 7, a main oil tank 8, an auxiliary oil tank 9 and a middle rear wheel fender assembly 10.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
FIG. 1 is a top plan view of a heavy truck chassis of an embodiment of the present application; FIG. 2 is a first side view of a heavy truck chassis of an embodiment of the present application; fig. 3 is a second side view of a heavy tractor chassis of an embodiment of the present application.
Referring to fig. 1-3, the embodiment of the application provides a heavy tractor chassis, including frame 1, engine 2, empty device 3, intake duct device 4, urea jar 5, exhaust aftertreatment device 6, storage battery frame 7, main fuel tank 8 and bellytank 9 of straining, frame 1 is including the front axle, middle axle and the rear axle that set gradually: the engine 2 is arranged at a front axle; the air filter device 3 is arranged at the rear end of the engine 2; the intake passage device 4 is disposed on the left side of the rear end of the engine 2; the urea tank 5 is arranged on the left side of the rear end of the engine 2 and below the air inlet device 4; the exhaust aftertreatment device 6 is disposed on the right side of the rear end of the engine 2; the battery box 7 is arranged at the rear side of the urea tank 5; the main oil tank 8 is arranged at the rear side of the battery jar frame 7 and is positioned between the front axle and the rear axle; the sub-tank 9 is provided on the rear side of the exhaust gas aftertreatment device 6, and the sub-tank 9 and the main tank 8 face each other in the right-left direction.
The double-oil-tank arrangement scheme is adopted, so that the requirement on the arrangement space of the large-volume oil tank is met, and the balance weight of the whole vehicle is balanced; the urea tank 5 is arranged in front of the storage battery frame 7, so that the arrangement space of the chassis is optimized, and the arrangement space after the exhaust aftertreatment device 6 is installed is met; the air filter device 3 and the exhaust aftertreatment device 6 are arranged on different sides, so that the air inlet temperature is reduced, and the chassis arrangement space is further optimized; the exhaust aftertreatment device 6 is close to the engine 2, so that the temperature reduction is reduced, and the performance requirements of an air intake and exhaust system are met; the large-volume main and auxiliary oil tanks are arranged on the left side and the right side of the chassis to meet the requirement of long endurance mileage, and the main and auxiliary oil tanks are symmetrically arranged on two sides to enable the balance weight of the left side and the right side of the chassis to be more balanced.
Further, the engine 2 is provided at a center position of the frame 1 in the left-right direction. Placing the engine 2 in this position can reduce chassis shake.
Further, the chassis of the heavy tractor is also provided with a front wheel fender assembly 10 and a middle and rear wheel fender assembly 10, the front wheel fender is arranged on the rear side of the front wheel, the middle and rear wheel fender assembly 10 is of an arc-shaped structure and is arranged on the periphery of the middle wheel and the rear wheel, and the angle of the arc-shaped structure is 180-240 degrees.
Further, urea jar 5 is cylindrical structure, and the axis direction of cylindrical structure is perpendicular with the horizontal plane. Disposing the urea tank 5 in a cylindrical shape with its axis direction perpendicular to the horizontal plane can reduce the occupied space.
Further, the urea tank 5 and the front wheel fender face each other in the front-rear direction.
Further, the exhaust aftertreatment device 6 is additionally provided with a heat insulation plate, and the surface temperature of the exhaust aftertreatment device 6 is very high and reaches as much as 400 ℃, the volume is very large, the whole vehicle occupies a very large space, and the heat insulation plate is designed to protect pipelines and wire harnesses and has great heat damage to peripheral rubber and plastic parts and wire harnesses.
Further, the main oil tank 8 and the auxiliary oil tank 9 are both arranged in front of the middle 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, so that the left and right balance weights of the chassis are more balanced.
Furthermore, the heavy tractor chassis also 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 embodiment of the application also provides a heavy tractor which comprises the heavy tractor chassis.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A heavy tractor chassis, comprising:
frame (1), including front axle, middle axle and the rear axle that sets gradually:
an engine (2) provided at the front axle;
an air filter device (3) provided at the rear end of the engine (2);
an intake passage device (4) provided on the left side of the rear end of the engine (2);
a urea tank (5) disposed on the left side of the rear end of the engine (2) and below the intake passage device (4);
an exhaust gas aftertreatment device (6) disposed on the right side of the rear end of the engine (2);
a battery case (7) disposed on the rear side of the urea tank (5);
the main oil tank (8) is arranged on the rear side of the battery frame (7) and is positioned between the front axle and the rear axle; and
and a secondary fuel tank (9) provided on the rear side of the exhaust gas post-treatment device (6), the secondary fuel tank (9) being opposed to the main fuel tank (8) in the right-left direction.
2. The heavy tractor chassis according to claim 1, characterized in that the engine (2) is arranged in the center position of the frame (1) in the left-right direction.
3. The heavy-duty tractor chassis according to claim 2, characterized in that the heavy-duty tractor chassis is further provided with a front wheel fender and a middle and rear wheel fender assembly (10), the front wheel fender is arranged at the rear side of the front wheel, the middle and rear wheel fender assembly (10) is of an arc-shaped structure and is arranged at the periphery of the middle wheel and the rear wheel, and the angle of the arc-shaped structure is 180-240 °.
4. The heavy-duty tractor chassis according to claim 3, characterized in that the urea tank (5) is of cylindrical structure, the axial direction of which is perpendicular to the horizontal plane.
5. The heavy-duty tractor chassis according to claim 4, characterized in that the urea tank (5) is opposed to the front wheel fender in the front-rear direction.
6. The heavy-duty tractor chassis of claim 1, characterized in that a heat shield is added to the exhaust aftertreatment device (6).
7. The heavy-duty tractor chassis according to claim 3, characterized in that the main oil tank (8) and the auxiliary oil tank (9) are arranged in front of the middle rear wheel fender assembly (10) on the corresponding side, and the main oil tank (8) and the auxiliary oil tank (9) have the same structure and volume.
8. The heavy tractor chassis of claim 3, further comprising an inter-axle drive shaft, and wherein the output end of the intermediate axle is connected to the input end of the rear axle via the inter-axle drive shaft.
9. A heavy tractor characterized in that it comprises a heavy tractor chassis according to any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120349890.2U CN214355518U (en) | 2021-02-03 | 2021-02-03 | Heavy tractor chassis and heavy tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120349890.2U CN214355518U (en) | 2021-02-03 | 2021-02-03 | Heavy tractor chassis and heavy tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214355518U true CN214355518U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120349890.2U Active CN214355518U (en) | 2021-02-03 | 2021-02-03 | Heavy tractor chassis and heavy tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214355518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114715277A (en) * | 2022-03-16 | 2022-07-08 | 东风柳州汽车有限公司 | Tractor |
-
2021
- 2021-02-03 CN CN202120349890.2U patent/CN214355518U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114715277A (en) * | 2022-03-16 | 2022-07-08 | 东风柳州汽车有限公司 | Tractor |
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