CN216546442U - 8X 6 driving type heavy-duty dumper - Google Patents
8X 6 driving type heavy-duty dumper Download PDFInfo
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- CN216546442U CN216546442U CN202122986178.6U CN202122986178U CN216546442U CN 216546442 U CN216546442 U CN 216546442U CN 202122986178 U CN202122986178 U CN 202122986178U CN 216546442 U CN216546442 U CN 216546442U
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Abstract
The utility model discloses an 8X 6 drive type heavy-duty dumper, which comprises a dumper body, a dumper handle and a dumper handle, wherein the dumper body can pivotally move relative to a frame; the composite front suspension system is arranged at the front half part of the dumper body and comprises a primary suspension and a secondary suspension; the transfer case is arranged in the middle of the dumper body; the gearbox is positioned at the front part of the dumper body; the utility model realizes that only two shafts of a double-steering vehicle have a driving function, effectively prevents the vehicle from skidding, adopts a plurality of steel plate springs with larger rigidity and a plurality of steel plate springs with larger rigidity for a primary shaft suspension and a plurality of steel plate springs with larger rigidity for a secondary shaft suspension, optimizes the posture of the whole vehicle while ensuring the bearing under specific working conditions, and ensures that the distribution of the axle load of the vehicle is more reasonable, thereby reducing the excessive wear of the tires of the two shafts.
Description
Technical Field
The utility model relates to the technical field of dumper trucks, in particular to an 8X 6 drive type heavy-load dumper.
Background
The dump truck refers to a vehicle which unloads cargos by self through hydraulic or mechanical lifting. Also known as a dump truck. The hydraulic lifting device consists of an automobile chassis, a hydraulic lifting mechanism, a cargo compartment, a power take-off device and the like. The carriage of the self-discharging vehicle is divided into backward tilting and lateral tilting, the piston rod is controlled to move through the control system, backward tilting is common, the piston rod is pushed to tilt the carriage, and a few carriages are tilted in two directions. In civil engineering, a dump truck is often operated in conjunction with an engineering machine such as an excavator, a loader, a belt conveyor, etc. to form a loading, transporting, and unloading line for loading, unloading, and transporting earthwork, gravel, and bulk materials.
At present, the current freight dumper used in mining areas mostly uses 8 x 4 dumpers, but the current 8 x 4 dumpers easily slip on muddy roads in mining areas and are difficult to climb, and the current mature 6 x 6 and 8 x 8 full-drive types are mostly military vehicles or light trucks, the bearing system of the dumper is difficult to meet the using requirements of the mining areas, in addition, the container volume of the 6 x 6 vehicle and the axle load of a front single axle cannot meet the requirements of specific using working conditions of customers, and the 8 x 8 vehicle is higher in purchasing cost and is difficult to accept by customers.
Based on the above technical problems, those skilled in the art need to develop an 8 × 6 drive type heavy-duty dump truck which can meet complex working conditions to prevent the vehicle from skidding, has a front steering shaft drive mode, and has strong adaptability, low acquisition cost and large carrying capacity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an 8X 6 driving type heavy-load dump truck which can meet complex working conditions and prevent a vehicle from skidding, is provided with a front steering shaft driving mode, and has strong adaptability, low acquisition cost and large bearing capacity.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model relates to an 8 x 6 drive type heavy-duty dump truck, comprising:
a dump truck body that is pivotally movable relative to the frame;
a composite front suspension system disposed at a front half of the dump truck body, the composite front suspension system including a primary suspension configured as a high-order follow-up steering shaft and a secondary suspension configured as a steering drive shaft;
the transfer case is arranged in the middle of the dumper body;
the gearbox is positioned at the front part of the dumper body;
the first transmission shaft is connected with the gearbox at one end and connected with the transfer case at the other end, and the engine transmits output power to the transfer case through the gearbox and the first transmission shaft;
this heavy-duty type tipper still includes:
a rear suspension system disposed at a rear half of the dump truck body, the rear suspension system including a three-axis suspension and a four-axis suspension, the three-axis suspension configured as a middle rear axle and the four-axis suspension configured as a rear axle, the steering drive shaft, the middle rear axle and the rear axle being capable of being driven simultaneously.
Further, the heavy-duty dump truck also comprises a second transmission shaft, and the second transmission shaft is positioned below the front part of the truck body of the dump truck.
Furthermore, the heavy-duty dump truck also comprises a third transmission shaft positioned below the middle rear part of the body of the dump truck, wherein the first transmission shaft is a transfer case power input transmission shaft, the second transmission shaft is a steering drive shaft power input transmission shaft, and the third transmission shaft is a rear drive axle power input transmission shaft.
Further, the heavy-duty dump truck also comprises a storage battery box braking air cylinder module arranged on one side of the body of the dump truck; and
and the fuel tank is arranged on one side of the dumper body, which is far away from the storage battery box braking air cylinder module.
Preferably, the axle suspension is formed by matching a plurality of constant-section steel plate springs with the shock absorber.
Preferably, the two-axle suspension adopts a structure of few variable cross-section steel plate springs.
Preferably, the transfer case is a full-time transfer case, and the output flanges of the front and rear driving shafts of the transfer case are in a long-meshed state.
Preferably, the number of the constant-section leaf springs used for the axle suspension is 12.
Preferably, the number of the variable-section steel plate springs adopted by the two-axle suspension is 3.
Preferably, the middle rear axle and the rear axle both adopt a double-stage wheel edge speed reduction driving shaft.
In the technical scheme, the 8 × 6 drive type heavy-duty dumper provided by the utility model has the following beneficial effects:
the 8 x 6 driving type heavy-duty dump truck realizes that only two shafts of a double-steering vehicle have a driving function, effectively prevents the vehicle from skidding, adopts a plurality of steel plate springs with higher rigidity and a plurality of steel plate springs with high rigidity of a two-shaft suspension, optimizes the posture of the whole vehicle while ensuring the bearing under a specific working condition, and ensures that the axle load distribution of the vehicle is more reasonable, thereby reducing the excessive wear of two-shaft tires;
according to the utility model, the high-order follow-up steering shaft is adopted as the primary shaft suspension, the steering driving shaft is adopted as the secondary shaft suspension, and the two-stage wheel-side speed reduction driving shaft is adopted as the three-shaft suspension and the four-shaft suspension, so that the transmission system has a simple structure, is easy to realize, has lower vehicle cost and improves the practicability.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a front view of an overall structure of an 8 × 6 drive type heavy-duty dump truck according to an embodiment of the present invention;
fig. 2 is a top view of the overall structure of an 8 × 6 drive type heavy-duty dump truck according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a composite front suspension system in an 8 × 6 drive type heavy-duty dump truck according to an embodiment of the present invention.
Description of reference numerals:
1. a dump truck body; 2. a composite front suspension system; 3. a transfer case; 4. a gearbox; 5. a first drive shaft; 6. a rear suspension system; 7. a second drive shaft; 8. a third drive shaft; 9. the storage battery box brakes the air cylinder module; 10. a fuel tank;
201. a shaft suspension; 202. a two-axle suspension; 203. a constant cross-section leaf spring; 204. a shock absorber; 205. a variable cross-section leaf spring;
601. a three-axis suspension; 602. four-axis suspension.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
See fig. 1-3;
the utility model relates to an 8 x 6 drive type heavy-duty dump truck, comprising:
a dump truck body 1 that is pivotally movable relative to the frame;
a composite front suspension system 2 disposed at a front half portion of the dump truck body 1, the composite front suspension system 2 including a primary suspension 201 and a secondary suspension 202, the primary suspension 201 being configured as a high-order follow-up steering shaft, and the secondary suspension 202 being configured as a steering drive shaft;
the transfer case 3 is arranged in the middle of the dumper body 1;
a transmission 4 located at the front of the dump truck body 1;
a first transmission shaft 5, one end of which is connected to the gear box 4 and the other end of which is connected to the transfer case 3, wherein the vehicle is in a full-time full-drive mode, and an engine transmits output power to the transfer case 3 through the gear box 4 and the first transmission shaft 3;
this heavy-duty type tipper still includes:
a rear suspension system 6 disposed at the rear half of the dump truck body 1, the rear suspension system 6 including a three-axis suspension 601 and a four-axis suspension 602, the three-axis suspension 601 being configured as a middle rear axle, and the four-axis suspension 602 being configured as a rear axle, the steering drive shaft, the middle rear axle, and the rear axle being capable of being driven simultaneously. When the vehicle slips, except that the one-shaft suspension 201 is a steering follow-up shaft, the other three-shaft suspensions can control wheel or inter-shaft differentials through inter-wheel and inter-shaft differential lock switches, so that the vehicle is prevented from slipping on a muddy road surface and losing normal running capacity.
In order to realize an 8 multiplied by 6 driving form, the two-axle suspension 202 adopts a steering driving axle, the structure of the steering driving axle is obviously different from that of a follow-up steering axle of the one-axle suspension 201, in order to make up for the problem of the whole vehicle attitude caused by the height difference of the bearing surfaces of the first axle and the second axle, the one-axle steering axle adopts a high-position axle according to the design attitude requirement of the whole vehicle, and the middle I-shaped beam is designed to be straight without drop height. In order to ensure that the posture of the whole vehicle meets the design requirement, the rear driving shaft plate spring bracket is redesigned, the structure is optimized on the basis of the original bracket, and the height is increased by 55mm while the strength of the whole part is improved.
By way of further introduction to the embodiment, the heavy-duty dump truck further comprises a second transmission shaft 7, and the second transmission shaft 7 is located below the front part of the dump truck body 1.
As a further introduction of this embodiment, the heavy-duty dump truck further includes a third transmission shaft 8 located below the middle rear portion of the dump truck body 1, the first transmission shaft 5 is a transfer case power input transmission shaft, the second transmission shaft 7 is a steering drive shaft power input transmission shaft, and the third transmission shaft 8 is a rear drive axle power input transmission shaft.
As a further introduction of the embodiment, the heavy-duty dump truck further comprises a battery box braking air cylinder module 9 arranged on one side of the dump truck body 1; and
and the fuel tank 10 is arranged on one side of the dumper body 1, which is far away from the storage battery box braking air cylinder module 9.
As a preferable technical scheme of this embodiment, on the premise of ensuring the vehicle load, the dynamic deflection of the vehicle suspension system meets the use requirements of the vehicle under specific working conditions, the design parameters of the front suspension are defined, and the composite front suspension system 2 is designed and developed, wherein the primary shaft suspension 201 adopts a structure that a plurality of constant-section steel plate springs 203 are matched with the shock absorber 204.
As a preferable configuration of the present embodiment, the two-axle suspension 202 is configured by using a few leaf springs 205 with variable cross-sections.
As a preferable technical solution of this embodiment, the transfer case 3 is a full-time transfer case, and the front and rear drive shaft output flanges of the transfer case 3 are in a long-mesh state, and when the dump truck is actually operated, the front and rear drive shaft output flanges of the transfer case 3 are in a long-mesh state, so that the steering drive shaft, the middle rear axle and the rear axle can be driven simultaneously. When the middle rear axle and the rear axle simultaneously slip, the steering driving shaft drives the vehicle to move forwards; if the steering driving shaft slips, the middle rear axle and the rear axle drive the vehicle to move forwards. In addition, when the following conditions occur on the wheels, the vehicle can stably run by controlling the inter-wheel and inter-axle differential lock. If tires on two sides of one axle of the middle and rear axles skid at the same time, the electromagnetic valve of the differential lock between the axles of the middle and rear axles can be switched on through the switch of the differential lock between the axles in the cab, so that the differential lock between the axles of the middle and rear axles (hereinafter referred to as rear double axles) is locked, and the condition that the vehicle cannot run due to the fact that the tires on one axle of the rear double axles skid is avoided.
If a single-side tire of one axle in the rear double-axle skids, the electromagnetic valve of the differential lock between the wheels of the rear double-axle can be switched on through the switch of the wheel reduction differential lock in the cab, so that the differential lock between the wheels of the double-rear axle is locked, and the condition that the vehicle cannot run due to the skidding of the tire of one side of the rear double-axle is avoided.
If the tire on one side of the steering driving shaft slips, the electromagnetic valve of the differential lock between two shafts can be switched on through the switch of the differential lock between the wheels of the steering driving shaft in the cab, so that the differential lock between the wheels of the steering driving shaft is locked, and the condition that the direction and the driving power of the vehicle are lost due to the tire slip of the steering driving shaft is avoided.
As a preferable technical solution of the present embodiment, the number of the uniform-section leaf springs 203 used in the axle suspension 201 is 12.
As a preferable technical solution of this embodiment, the number of the variable cross-section leaf springs 205 used in the two-axle suspension 202 is 3.
As a preferable technical solution of this embodiment, the middle rear axle and the rear axle both use a dual-stage wheel reduction drive shaft.
In the technical scheme, the 8X 6 drive type heavy-load dumper provided by the utility model has the following beneficial effects:
the 8 x 6 driving type heavy-duty dump truck realizes that only two shafts of a double-steering vehicle have a driving function, effectively prevents the vehicle from skidding, adopts a plurality of steel plate springs with higher rigidity and a plurality of steel plate springs with high rigidity of a two-shaft suspension, optimizes the posture of the whole vehicle while ensuring the bearing under specific working conditions, and ensures that the distribution of the vehicle shaft load is more reasonable, thereby reducing the excessive wear of two-shaft tires;
the high-position follow-up steering shaft is adopted as the primary shaft suspension, the steering driving shaft is adopted as the secondary shaft suspension, the two-stage wheel-side speed reduction driving shaft is adopted as the three-shaft suspension and the four-shaft suspension, the transmission system is simple in structure and easy to realize, the vehicle cost is low, and the practicability is improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and are not to be construed as limiting the scope of the utility model.
Claims (10)
1.8X 6 drive type heavy load type dump truck, characterized by that, this heavy load type dump truck includes:
a dump truck body (1) which can pivotally move relative to the frame;
a composite front suspension system (2) disposed at a front half of the dump truck body (1), the composite front suspension system (2) including a primary suspension (201) and a secondary suspension (202), the primary suspension (201) being configured as a high-order follow-up steering shaft, and the secondary suspension (202) being configured as a steering drive shaft;
the transfer case (3), the said transfer case (3) is arranged in the middle part of the said dumper body (1);
a transmission (4) located at the front of the dump truck body (1);
a first transmission shaft (5) having one end connected to the transmission case (4) and the other end connected to the transfer case (3), the engine transmitting output power to the transfer case (3) through the transmission case (4) and the first transmission shaft (5);
this heavy-duty type tipper still includes:
a rear suspension system (6) arranged at a rear half of the dump truck body (1), the rear suspension system (6) comprising a three-axis suspension (601) and a four-axis suspension (602), the three-axis suspension (601) being configured as a middle rear axle and the four-axis suspension (602) being configured as a rear axle, the steering drive shaft, the middle rear axle and the rear axle being drivable simultaneously.
2. The 8 x 6 drive type heavy duty dump truck according to claim 1, characterized in that it further comprises a second transmission shaft (7), said second transmission shaft (7) being located below the front part of said dump truck body (1).
3. The 8 x 6 drive type heavy-duty dump truck according to claim 2, characterized in that it further comprises a third transmission shaft (8) located below the middle rear portion of the dump truck body (1), said first transmission shaft (5) being a transfer case power input transmission shaft, said second transmission shaft (7) being a steering drive shaft power input transmission shaft, and said third transmission shaft (8) being a rear drive axle power input transmission shaft.
4. The 8 x 6 drive type heavy duty dump truck according to claim 1, characterized in that it further comprises a battery box brake cylinder module (9) provided at one side of the dump truck body (1); and
and the fuel tank (10) is arranged on one side of the dumper body (1) far away from the storage battery box braking air cylinder module (9).
5. The 8 x 6 drive type heavy-duty dump truck according to claim 1, wherein the axle suspension (201) is configured by a plurality of constant-section leaf springs (203) in cooperation with a damper (204).
6. The 8 x 6 drive type heavy-duty dump truck according to claim 5, characterized in that the two-axle suspension (202) adopts a structure of a few leaf springs (205) with variable cross-sections.
7. The 8 x 6 drive form heavy load type dump truck according to claim 1, characterized in that the transfer case (3) is a full time transfer case, and front and rear drive shaft output flanges of the transfer case (3) are in a long mesh state.
8. The 8 x 6 drive form heavy duty dump truck of claim 6, wherein the number of the constant section leaf springs (203) adopted by the axle suspension (201) is 12.
9. The 8 x 6 drive type heavy duty dump truck of claim 1, wherein the number of the variable cross-section leaf springs (205) used for the two-axle suspension (202) is 3.
10. The 8 x 6 drive form heavy duty dump truck of claim 1 wherein both said mid rear axle and rear axle employ a dual stage wheel reduction drive axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122986178.6U CN216546442U (en) | 2021-11-30 | 2021-11-30 | 8X 6 driving type heavy-duty dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122986178.6U CN216546442U (en) | 2021-11-30 | 2021-11-30 | 8X 6 driving type heavy-duty dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216546442U true CN216546442U (en) | 2022-05-17 |
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ID=81577337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122986178.6U Active CN216546442U (en) | 2021-11-30 | 2021-11-30 | 8X 6 driving type heavy-duty dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216546442U (en) |
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2021
- 2021-11-30 CN CN202122986178.6U patent/CN216546442U/en active Active
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