CN111532119B - Chassis layout structure of a dual-drive dual-steering electric transport vehicle without a cab - Google Patents
Chassis layout structure of a dual-drive dual-steering electric transport vehicle without a cab Download PDFInfo
- Publication number
- CN111532119B CN111532119B CN202010418113.9A CN202010418113A CN111532119B CN 111532119 B CN111532119 B CN 111532119B CN 202010418113 A CN202010418113 A CN 202010418113A CN 111532119 B CN111532119 B CN 111532119B
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- steering
- longitudinal beam
- cross beam
- motor
- steering oil
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- 238000001816 cooling Methods 0.000 claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 239000000725 suspension Substances 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to the field of automobile frames, in particular to a chassis arrangement structure of a double-drive double-steering electric transport vehicle without a cab. The chassis arrangement structure of the double-drive double-steering electric transport vehicle without the cab comprises a frame assembly, and steering driving systems, steering oil circuit systems, motor cooling assemblies, battery assemblies, air compressors, air storage cylinder assemblies and storage battery assemblies which are arranged on the frame assembly, wherein the steering driving systems are two sets, and the two sets of steering driving systems are respectively a front steering driving system and a rear steering driving system.
Description
Technical Field
The invention relates to the field of automobile frames, in particular to a chassis arrangement structure of a double-drive double-steering electric transport vehicle without a cab.
Background
In the port and the factory with fixed vehicle transportation route and single working condition, the traditional truck is still adopted to load and transport goods at present, the front end of the traditional diesel truck is a cab, the rear part of the traditional diesel truck is a container, the chassis arrangement is generally a front steering wheel, a rear driving wheel, a front engine and a rear driving axle, and the traditional truck is used, so that the operation cost is higher and the efficiency is lower. Therefore, in order to improve the operation efficiency and reduce the operation cost of the vehicle in the port and the factory with the fixed vehicle transportation route and the single working condition, the double-drive electric transport vehicle without a cab is tried to be adopted for loading and transporting the goods in the port and the factory with the fixed vehicle transportation route and the single working condition, but a chassis of the double-drive electric transport vehicle without the cab which is reasonably arranged is not disclosed in the field of commercial vehicles.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a chassis arrangement structure of a double-drive double-steering electric transport vehicle without a cab, which realizes steering and driving functions of front and rear four wheels, has compact and reasonable arrangement of all parts of the chassis, uniform distribution of bearing weight on a chassis frame and improves the stability of the whole vehicle.
The invention provides a chassis arrangement structure of a double-drive double-steering electric transport vehicle without a cab, which comprises a frame assembly, a steering drive system, a steering oil circuit system, a motor cooling assembly, a battery assembly, an air compressor, an air storage cylinder assembly and a battery assembly, wherein the steering drive system, the steering oil circuit system, the motor cooling assembly, the battery assembly, the air compressor, the air storage cylinder assembly and the battery assembly are arranged on the frame assembly; the steering driving system is characterized by comprising a front steering driving system and a rear steering driving system, wherein the front steering driving system comprises a front leaf spring suspension, a front two leaf spring suspensions, a front axle, two front wheels, a front transmission shaft and a first motor, two ends of the front leaf spring suspension are connected to the front end of a left longitudinal beam, two ends of the front two leaf spring suspensions are connected to the front end of a right longitudinal beam, the middle part of the front leaf spring suspension and the middle part of the front two leaf spring suspensions are connected with the front axle through U-shaped bolts, the left end and the right end of the front axle are respectively connected with the two front wheels, the first motor is connected with the front axle through the front transmission shaft, the first motor is arranged between a second cross beam and a third cross beam, the front axle is arranged between a front circular tube beam and the first cross beam, the rear steering driving system comprises a rear leaf spring suspension, a rear two leaf springs, a rear axle, two rear wheels, a rear transmission shaft and a second motor, two ends of the rear leaf spring suspension are connected to the rear end of the left longitudinal beam, two ends of the rear leaf spring suspension are connected to the rear end of the right longitudinal beam, the middle part of the rear leaf spring suspension and the rear two leaf springs are connected with the rear end of the right longitudinal beam through U-shaped bolts respectively, the second motor is connected with the rear axle through a rear transmission shaft, the second motor is arranged between the third beam and the fourth beam, and the rear axle is arranged between the fifth beam and the rear circular tube beam.
The steering oil way system is provided with two sets of steering oil way systems, namely a first steering oil way system and a second steering oil way system, wherein the first steering oil way system comprises a first steering oil pump, a first steering oil tank and a first steering machine, the first steering oil pump is arranged between a front circular pipe beam and a first cross beam, the first steering oil tank is arranged at the left side of the first steering oil pump, the first steering machine is arranged at the front end of a left longitudinal beam and is positioned in front of a front wheel, the second steering oil way system comprises a second steering oil pump, a second steering oil tank and a second steering machine, the second steering oil pump is arranged between a rear circular pipe beam and a fifth cross beam, the second steering oil tank is arranged at the right side of the second steering oil pump, and the second steering machine is arranged at the tail end of a right longitudinal beam and is positioned behind a rear wheel.
The motor cooling assemblies are arranged in two sets, namely a first motor cooling assembly and a second motor cooling assembly, wherein the first motor cooling assembly is arranged on the left longitudinal beam and is positioned between the first cross beam and the second cross beam, the first motor cooling assembly is connected with the first motor through a cooling pipeline, the second motor cooling assembly is arranged on the right longitudinal beam and is positioned between the fourth cross beam and the fifth cross beam, and the second motor cooling assembly is connected with the second motor through a cooling pipeline.
The battery assembly is arranged with two sets of first battery assemblies installed in the middle of the left longitudinal beam and second battery assemblies installed in the middle of the right longitudinal beam, the first battery assemblies comprise a first support and a plurality of first batteries, the first support comprises a first middle partition board, the second middle partition board divides the first support into an upper layer rack used for placing the first batteries and a lower layer rack used for placing the rest of the first batteries, the second battery assemblies comprise a second support and a plurality of second batteries, the second support comprises a second middle partition board, and the second middle partition board divides the second support into an upper layer rack used for placing the first batteries and a lower layer rack used for placing the rest of the second batteries.
The air storage cylinder assembly is arranged on the left longitudinal beam and is positioned between the second battery assembly and the left rear wheel, the air compressor is arranged between the first cross beam and the second cross beam, and the storage battery frame is arranged on the right longitudinal beam and is positioned between the front right wheel and the second battery assembly.
As the preferable scheme, the cross sections of the length directions of the left longitudinal beam and the right longitudinal beam are all linear, a plurality of carriage connecting plates are uniformly arranged along the length direction of the left longitudinal beam, a plurality of carriage connecting plates are uniformly arranged along the length direction of the right longitudinal beam, and the connecting positions of the cab are not reserved on the left longitudinal beam and the right longitudinal beam.
As a preferable scheme, the front circular tube beam and the rear circular tube beam are both provided with integrated traction seats.
Compared with the chassis structure of the existing electric transport vehicle, the chassis arrangement structure of the cab-free double-drive double-steering electric transport vehicle has the advantages that the steering and driving functions of front and rear four wheels are realized through arranging two sets of steering driving systems, the chassis structure is reasonably and compactly arranged, the bearing weight on the chassis frame is uniformly distributed, and the stability of the whole vehicle is improved.
Drawings
FIG. 1 is a front view of the chassis arrangement of the dual drive dual steering electric vehicle without cab of the present invention;
FIG. 2 is a side view of the chassis arrangement of the dual drive dual steer electric vehicle of the present invention without a cab;
The reference numerals of the components in the drawings are as follows: the frame assembly 1, the left side member 11, the right side member 12, the front round tube beam 13, the first cross member 14, the second cross member 15, the third cross member 16, the fourth cross member 17, the fifth cross member 18, the rear round tube beam 19, the steering drive system 2, the front steering drive system 21, the front leaf spring suspension 211, the front two leaf spring suspension 212, the front axle 213, the front wheel 214, the front propeller shaft 215, the first motor 216, the rear steering drive system 22, the rear leaf spring suspension 221, the rear two leaf spring suspension 222, the rear axle 223, the rear wheel 224, the rear propeller shaft 225, the second motor 226, the steering oil circuit system 3, the first steering oil circuit system 31, the first steering oil pump 311, the first steering oil tank 312, the first steering machine 313, the second steering oil circuit system 32, the second steering oil pump 321, the second steering oil tank 322, the second steering machine 323, the motor cooling assembly 4, the first motor cooling assembly 41 and the second motor cooling assembly 42, the battery assembly 5, the first battery assembly 51, the first bracket 511, the first battery 512, the second battery assembly 52, the second bracket 521, the second battery bracket 522, the second battery bracket 6, the air receiver assembly 7, the air receiver bracket 71, the air receiver frame assembly 82, the air receiver frame assembly 81, the air receiver frame assembly 71, the air receiver frame assembly 8, the air receiver frame assembly 81, the air receiver frame assembly.
Detailed Description
For a better understanding of the present invention, the following detailed description of the invention will be given with reference to the accompanying drawings and specific examples.
Referring to fig. 1 and 2, the chassis arrangement structure of the cab-free dual-drive dual-steering electric transport vehicle of the embodiment comprises a frame assembly 1, two sets of steering drive systems 2, two sets of steering oil circuit systems 3, two sets of motor cooling assemblies 4, two sets of battery assemblies 5, an air compressor 6, a set of air storage cylinder assembly 7 and a set of storage battery assembly 8, wherein the two sets of steering drive systems 2, the two sets of steering oil circuit systems 3, the two sets of motor cooling assemblies 4, the two sets of battery assemblies 8 are arranged on the frame assembly 1.
The frame assembly 1 is a frame body which is composed of a left longitudinal beam 11, a right longitudinal beam 12, a front circular tube beam 13, a first cross beam 14, a second cross beam 15, a third cross beam 16, a fourth cross beam 17, a fifth cross beam 18 and a rear circular tube beam 19 which are sequentially arranged between the left longitudinal beam 11 and the right longitudinal beam 12 from front to back, wherein integrated traction seats are arranged on the front circular tube beam 13 and the rear circular tube beam 19, so that the front end and the rear end of the vehicle have traction functions, the left longitudinal beam 11 and the right longitudinal beam 12 are parallel to each other, the left longitudinal beam 11 and the right longitudinal beam 12 are bilaterally symmetrical by taking a frame center line as a symmetrical axis, and the left longitudinal beam 11 and the right longitudinal beam 12 are respectively and longitudinally symmetrical by taking a perpendicular bisector of the frame center line as a symmetrical axis.
Five carriage connecting plates 9 are uniformly arranged along the length direction of the left longitudinal beam 11, five carriage connecting plates 9 are uniformly arranged along the length direction of the right longitudinal beam 12, the frame is connected with a cargo box through the carriage connecting plates 9, the connecting positions of cabs are not reserved on the left longitudinal beam 11 and the right longitudinal beam 12, and the loading capacity of the vehicle is improved.
In order to realize the front and rear double-drive double-steering function of the electric vehicle, two sets of steering drive systems 2 are arranged on the vehicle frame, the two sets of steering drive systems 2 are respectively a front steering drive system 21 and a rear steering drive system 22, the front steering drive system 21 comprises a front plate spring suspension 211, a front two plate spring suspension 212, a front axle 213, two front wheels 214, a front transmission shaft 215 and a first motor 216, two ends of the front plate spring suspension 211 are connected to the front end of a left longitudinal beam 11, two ends of the front two plate spring suspension 212 are connected to the front end of a right longitudinal beam 12, the middle part of the front plate spring suspension 211 and the middle part of the front two plate spring suspensions 212 are connected with the front axle 213 through U-shaped bolts, the left end and the right end of the front axle 213 are respectively connected with two front wheels 214, the first motor 216 and the front axle 213 are connected with the front transmission shaft 215, the first motor 216 is arranged between the second cross beam 15 and the third cross beam 16, the front axle 213 is arranged between the front circular tube beam 13 and the first cross beam 14, and the steering and the driving function of the front wheels 214 is realized through the front steering drive system 21. The rear steering driving system 22 comprises a rear leaf spring suspension 221, a rear two leaf spring suspension 222, a rear axle 223, two rear wheels 224, a rear transmission shaft 225 and a second motor 226, wherein two ends of the rear leaf spring suspension 221 are connected to the rear end of the left longitudinal beam 11, two ends of the rear two leaf spring suspension 222 are connected to the rear end of the right longitudinal beam 12, the middle part of the rear leaf spring suspension 221 and the middle part of the rear two leaf spring suspensions 222 are connected with the rear axle 223 through U-shaped bolts, the left end and the right end of the rear axle 223 are respectively connected with the two rear wheels 224, the second motor 226 is connected with the rear axle 223 through the rear transmission shaft 225, the second motor 226 is arranged between the third transverse beam 16 and the fourth transverse beam 17, the rear axle 223 is arranged between the fifth transverse beam 18 and the rear circular tube beam 19, and the steering and driving functions of the rear wheels 224 are realized through the rear steering driving system 22. Therefore, in the chassis arrangement structure of the double-drive double-steering electric transport vehicle without the cab, two sets of steering drive systems are arranged to realize the steering and driving functions of front and rear four wheels, and the steering drive systems are arranged in a 4X4 mode.
The two sets of steering oil systems 3 are arranged on the frame in a total mode and are respectively a first steering oil system 31 and a second steering oil system 32, the first steering oil system 31 comprises a first steering oil pump 311, a first steering oil tank 312 and a first steering machine 313, the first steering oil pump 311 is arranged between the front circular pipe beam 13 and the first cross beam 14, the first steering oil tank 312 is arranged on the left side of the first steering oil pump 311, the first steering machine 313 is arranged at the front end of the left longitudinal beam 11 and the first steering machine 313 is positioned in front of the front wheel 214, the second steering oil system 32 comprises a second steering oil pump 321, a second steering oil tank 322 and a second steering machine 323, the second steering oil pump 321 is arranged between the rear circular pipe beam 19 and the fifth cross beam 18, the second steering oil tank 322 is arranged on the right side of the second steering oil pump 321, and the second steering machine 323 is arranged at the tail end of the right longitudinal beam 12 and is positioned behind the rear wheel 224.
The chassis is provided with two motor cooling assemblies 4, namely a first motor cooling assembly 41 and a second motor cooling assembly 42, wherein the first motor cooling assembly 41 is arranged on the left longitudinal beam 11 and positioned between the first transverse beam 14 and the second transverse beam 15, the first motor cooling assembly 41 is connected with the first motor 216 through a cooling pipeline, the second motor cooling assembly 42 is arranged on the right longitudinal beam 12 and positioned between the fourth transverse beam 17 and the fifth transverse beam 18, and the second motor cooling assembly 42 is connected with the second motor 226 through a cooling pipeline.
In addition, two sets of battery assemblies 5 are provided on the frame assembly 1, namely a first battery assembly 51 installed in the middle of the left longitudinal beam 11 and a second battery assembly 52 installed in the middle of the right longitudinal beam 12, and as shown in fig. 2, the first battery assembly 51 includes a first bracket 511 and a first battery 512, three first batteries 512 are provided, two first batteries 512 are placed on the upper layer of the first bracket 511, the remaining first battery 512 is placed on the lower layer of the first bracket 511, the second battery assembly 52 includes a second bracket 521 and a second battery 522, the same as the first battery assembly 51, two second batteries 522 are placed on the upper layer of the second bracket 521, and the remaining second battery 522 is placed on the lower layer of the second bracket 521, so that the battery capacity requirement of the maximum 120-degree electricity and the duration can be met through the arrangement of the left and right double-layer batteries. On the left side member 11, a gas cylinder assembly 7 is arranged, the gas cylinder assembly 7 being located between the second battery assembly 52 and the left rear wheel, the gas cylinder assembly 7 comprising a gas cylinder bracket 71 and a gas cylinder 72 mounted on the gas cylinder bracket 71. An air compressor 6 is mounted between the first beam 14 and the second beam 15. A battery frame 81 is mounted on the right longitudinal beam 12, and a battery assembly 8 is positioned between the front right wheel and the second battery assembly 52, and the battery assembly 8 comprises the battery frame 81 and an electrical device 82 mounted on the battery frame 81.
Compared with the existing electric transport vehicle, the chassis arrangement structure of the double-drive double-steering electric transport vehicle without the cab has the advantages that:
(1) The steering and driving functions of the front wheel and the rear wheel are realized by arranging two sets of steering driving systems.
(2) Through the position of each part of rational layout, make the weight distribution that bears on the chassis frame even, improve the stability of whole car.
(3) Through controlling the double-deck battery of design on the longeron and place the structure, can satisfy the battery capacity requirement of maximum 120 degrees electricity, the continuation of journey mileage is long.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (5)
1. The chassis arrangement structure of the double-drive double-steering electric transport vehicle without the cab comprises a frame assembly, and a frame body, wherein the frame body consists of a left longitudinal beam, a right longitudinal beam, a front circular tube beam, a first cross beam, a second cross beam, a third cross beam, a fourth cross beam, a fifth cross beam and a rear circular tube beam, the front circular tube beam, the first cross beam, the second cross beam, the third cross beam, the fourth cross beam, the fifth cross beam and the rear circular tube beam are sequentially arranged between the left longitudinal beam and the right longitudinal beam from front to back; the steering driving system is characterized by comprising a front steering driving system and a rear steering driving system, wherein the front steering driving system comprises a front leaf spring suspension, a front two leaf spring suspensions, a front axle, two front wheels, a front transmission shaft and a first motor, two ends of the front leaf spring suspension are connected to the front end of a left longitudinal beam, two ends of the front two leaf spring suspensions are connected to the front end of a right longitudinal beam, the middle part of the front leaf spring suspension and the middle part of the front two leaf spring suspensions are connected with the front axle through U-shaped bolts, the left end and the right end of the front axle are respectively connected with the two front wheels, the first motor is connected with the front axle through the front transmission shaft, the first motor is arranged between a second cross beam and a third cross beam, the front axle is arranged between a front circular tube beam and the first cross beam, the rear steering driving system comprises a rear leaf spring suspension, a rear two leaf springs, a rear axle, two rear wheels, a rear transmission shaft and a second motor, two ends of the rear leaf spring suspension are connected to the rear end of the left longitudinal beam, two ends of the rear leaf spring suspension are connected to the rear end of the right longitudinal beam, the middle part of the rear leaf spring suspension and the rear two leaf springs are connected with the rear end of the right longitudinal beam through U-shaped bolts respectively, the second motor is connected with the rear axle through a rear transmission shaft, the second motor is arranged between the third beam and the fourth beam, and the rear axle is arranged between the fifth beam and the rear circular tube beam;
The sections of the left longitudinal beam and the right longitudinal beam in the length direction are linear, a plurality of carriage connecting plates are uniformly arranged along the length direction of the left longitudinal beam, a plurality of carriage connecting plates are uniformly arranged along the length direction of the right longitudinal beam, and the connecting positions of a cab are not reserved on the left longitudinal beam and the right longitudinal beam;
And the front circular tube beam and the rear circular tube beam are respectively provided with an integrated traction seat.
2. The chassis arrangement structure of the double-drive double-steering electric transport vehicle without the cab according to claim 1, wherein two sets of steering oil circuit systems are arranged, namely a first steering oil circuit system and a second steering oil circuit system, the first steering oil circuit system comprises a first steering oil pump, a first steering oil tank and a first steering machine, the first steering oil pump is arranged between a front circular pipe beam and a first cross beam, the first steering oil tank is arranged on the left side of the first steering oil pump, the first steering machine is arranged at the front end of a left longitudinal beam and the first steering machine is positioned in front of a front wheel, the second steering oil circuit system comprises a second steering oil pump, a second steering oil tank and a second steering machine, the second steering oil pump is arranged between a rear circular pipe beam and a fifth cross beam, the second steering oil tank is arranged on the right side of the second steering oil pump, and the second steering machine is arranged at the tail end of a right longitudinal beam and is positioned behind a rear wheel.
3. The chassis arrangement structure of the cab-free double-drive double-steering electric transport vehicle according to claim 1, wherein two sets of motor cooling assemblies are arranged, namely a first motor cooling assembly and a second motor cooling assembly, the first motor cooling assembly is arranged on a left longitudinal beam and is positioned between a first cross beam and a second cross beam, the first motor cooling assembly is connected with a first motor through a cooling pipeline, the second motor cooling assembly is arranged on a right longitudinal beam and is positioned between a fourth cross beam and a fifth cross beam, and the second motor cooling assembly is connected with a second motor through a cooling pipeline.
4. The chassis arrangement structure of the double-drive double-steering electric transport vehicle without cab according to claim 1, wherein the battery assemblies are arranged in two sets, namely a first battery assembly installed in the middle of the left longitudinal beam and a second battery assembly installed in the middle of the right longitudinal beam, the first battery assembly comprises a first bracket and a plurality of first batteries, the first bracket comprises a first middle partition plate which divides the first bracket into an upper layer rack for placing the first batteries and a lower layer rack for placing the remaining first batteries, the second battery assembly comprises a second bracket and a plurality of second batteries, the second bracket comprises a second middle partition plate which divides the second bracket into an upper layer rack for placing the second batteries and a lower layer rack for placing the remaining second batteries.
5. The chassis arrangement structure of the double-drive double-steering electric transport vehicle without cab according to claim 4, wherein the air cylinder assembly is arranged on a left longitudinal beam and between the second battery assembly and a left rear wheel, the air compressor is arranged between a first cross beam and a second cross beam, and a battery frame is mounted on a right longitudinal beam and between a front right wheel and the second battery assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010418113.9A CN111532119B (en) | 2020-05-18 | 2020-05-18 | Chassis layout structure of a dual-drive dual-steering electric transport vehicle without a cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010418113.9A CN111532119B (en) | 2020-05-18 | 2020-05-18 | Chassis layout structure of a dual-drive dual-steering electric transport vehicle without a cab |
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| Publication Number | Publication Date |
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| CN111532119A CN111532119A (en) | 2020-08-14 |
| CN111532119B true CN111532119B (en) | 2024-12-27 |
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| CN202010418113.9A Active CN111532119B (en) | 2020-05-18 | 2020-05-18 | Chassis layout structure of a dual-drive dual-steering electric transport vehicle without a cab |
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| CN112848865B (en) * | 2021-02-20 | 2022-08-16 | 航天重型工程装备有限公司 | Low-profile mining four-wheel drive vehicle and drive control strategy |
| CN113954967B (en) * | 2021-10-29 | 2022-12-23 | 东风商用车有限公司 | Unmanned intelligent transport vehicle structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212667099U (en) * | 2020-05-18 | 2021-03-09 | 东风商用车有限公司 | Double-drive double-steering electric transport vehicle chassis arrangement structure without cab |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6398261B1 (en) * | 1999-05-26 | 2002-06-04 | International Truck And Engine Corp. | Vehicle frame siderails with standardized positioning of attachment support holes |
| US6712164B2 (en) * | 2001-08-23 | 2004-03-30 | General Motors Corporation | Vehicle having systems responsive to non-mechanical control signals |
| CN201670073U (en) * | 2010-04-19 | 2010-12-15 | 鲍文光 | Super-micro low-speed pure electric car front-engined-front-wheel-drive chassis |
| DE202014103332U1 (en) * | 2014-07-18 | 2014-12-09 | Beiqi Foton Motor Co., Ltd. | Floor assembly for vehicles and vehicles with such a floor assembly |
| CN204605944U (en) * | 2015-04-10 | 2015-09-02 | 比亚迪股份有限公司 | For passenger vehicle chassis and there is its passenger vehicle |
| CN209305321U (en) * | 2018-08-30 | 2019-08-27 | 安徽华菱汽车有限公司 | A kind of electric vehicle |
| CN110937021B (en) * | 2019-12-17 | 2024-08-09 | 东风商用车有限公司 | Chassis frame of electric transport vehicle without cab |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212667099U (en) * | 2020-05-18 | 2021-03-09 | 东风商用车有限公司 | Double-drive double-steering electric transport vehicle chassis arrangement structure without cab |
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