CN220764098U

CN220764098U - Chassis of hydrogen fuel power commercial vehicle

Info

Publication number: CN220764098U
Application number: CN202322526298.7U
Authority: CN
Inventors: 田耀霁; 孙营; 熊保平; 申建中; 吴明瞭; 胡林; 路希; 刘鹏; 刘海; 丁姣
Original assignee: Guangzhou Hippert Technology Co ltd
Current assignee: Guangzhou Hippert Technology Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-04-12
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses a chassis of a hydrogen fuel commercial vehicle, which comprises a frame and wheels, wherein the wheels are positioned at the side part of the frame and are connected through a suspension, the middle part of the frame is provided with a plurality of hydrogen storage devices which are arranged side by side, the hydrogen storage devices are connected with the frame through a fixed bracket, every two hydrogen storage devices are connected through a connecting mounting plate, the hydrogen storage devices are mutually communicated through pipelines, the output end of one hydrogen storage device is communicated with a hydrogen fuel engine to provide a hydrogen fuel power source, and the end part of the hydrogen pipe of the other hydrogen storage device is provided with a hydrogenation port. The beneficial effects are that: the integrated frame not only saves the space occupied by the traditional hydrogen storage device, but also increases the supporting strength of the chassis, improves the safety performance of the vehicle, and compared with the vertical arrangement of a hydrogen system, the center of mass of the whole vehicle is reduced and the rolling stability of the whole vehicle is improved.

Description

Chassis of hydrogen fuel power commercial vehicle

Technical Field

The utility model relates to the technical field of vehicle chassis, in particular to a hydrogen fuel power commercial vehicle chassis.

Background

Along with the shortage of petroleum resources and environmental pollution, the technology is one of the world contradiction focus, the fuel cost is also higher and higher, and the country is currently advocating the development of new energy automobile technology. Compared with a pure electric vehicle, the hydrogen fuel vehicle has the advantages of long endurance mileage, short hydrogenation time and the like, and is an important point for the development of new energy vehicles in the future, and the traditional fuel truck can further cause a series of social problems of energy shortage, emission pollution, noise pollution and the like due to the use requirements of industrial species. In the chassis transmission system of the traditional truck, the torque of the engine/motor is firstly transmitted to the axle through the gearbox, and then the transmission path from the axle to wheels is longer.

According to chinese patent No. CN202111123410.1, a chassis arrangement structure of a hydrogen-fuel tractor and a hydrogen-fuel tractor are disclosed, the hydrogen-fuel tractor is a hydrogen-fuel cell tractor, and the chassis is assembled by a longitudinal beam and a transverse beam by adopting a conventional frame. The rest of the space on the chassis cannot be provided with hydrogen bottles. And 8 hydrogen bottles are arranged behind the cab and are connected through a hydrogen pipeline to form a hydrogen storage system. The power transmission path is the axle main reducer half axle wheel of the transmission shaft axle of the engine/motor. However, the hydrogen bottle and the frame are mutually independent, the integration level with the chassis is low, the occupied space is large, the hydrogen bottle at the rear of the cab occupies the space of the rear trailer, the economic benefit of the vehicle is reduced, the center of mass of the whole vehicle is higher due to the fact that the hydrogen storage system is vertically arranged above the frame, the performance of the whole vehicle is influenced, meanwhile, the transmission path from the axle to the wheels is long, the energy loss is increased, and the power response speed is reduced.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a hydrogen fuel power commercial vehicle chassis to overcome the technical problems existing in the prior related art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a hydrogen fuel commercial vehicle chassis, includes frame and wheel, the wheel is located the lateral part of frame and passes through the suspension and connect, the middle part of frame is provided with a plurality of hydrogen storage device of placing side by side, hydrogen storage device pass through the fixed bolster with the frame is connected, connects through the connection mounting panel between two liang of hydrogen storage device, hydrogen storage device with connect through the arc mounting panel between the fixed bolster, the front end of frame is provided with hydrogen fuel engine, communicates each other through the pipeline between a plurality of hydrogen storage devices, and wherein one end hydrogen storage device's output and hydrogen fuel engine intercommunication are in order to provide hydrogen fuel power supply, and other end hydrogen storage device's hydrogen pipe end is provided with the hydrogenation mouth.

Further, the frame includes longeron one, longeron two and longitudinal frame, longeron one with the middle part of longeron two is the U type, longeron one with be provided with a plurality of crossbeams between the longeron two, longeron one with the bottom of longeron two is provided with the longitudinal frame, be connected through a plurality of montants between longitudinal frame and longeron one and the longeron two.

Further, the fixed support comprises a first fixed support and a second fixed support, the second fixed support is located at the upper end of the first fixed support, the first fixed support is connected with the second fixed support through a plurality of connecting screws and nuts, the first fixed support is fixedly installed on the longitudinal frame, and a plurality of inclined rods are arranged on the side portions of the second fixed support.

Further, the hydrogen fuel engine, a wheel driving motor, a high-voltage battery, an electronic accelerator pedal and a vehicle controller form a wheel driving system, and the wheel driving motor is connected with wheels through a speed reducer.

Further, the hydrogen storage device is a cuboid or cylindrical hydrogen storage container, and a plurality of electromagnetic valves and pressure sensors are correspondingly arranged on hydrogen pipelines connected with the hydrogen storage devices.

Further, still include cooling system, cooling system includes radiator and water tank, the radiator with the water tank set up in the tip fixed frame of frame, the radiator is connected with the water pipe of business turn over water, and one of them water pipe is connected with hydrogen fuel engine, and another water pipe is connected with the water pump.

Further, the wheel side brake system is a wheel side brake and is connected with the wheels.

Further, the vehicle steering system further comprises a steering-by-wire system, wherein the steering-by-wire system is arranged on the vehicle frame and is a steering-by-wire machine, and the steering-by-wire system is connected with the suspension.

The utility model provides a chassis of a hydrogen fuel power commercial vehicle, which has the following beneficial effects: according to the utility model, the hydrogen storage device and the hydrogen fuel power battery are adopted, so that social problems such as emission, noise pollution and the like are avoided, the natural environment is protected, the chassis of the integrated commercial vehicle is emphasized, the hydrogen storage system and the vehicle frame are effectively integrated, the layout space of the chassis is saved, the arrangement of a trailer or a top loading is facilitated, the hydrogen storage device and the fixed support are arranged into an integral structure, the structure is connected with the longitudinal beam of the vehicle frame, the integrated vehicle frame not only saves the space occupied by the traditional hydrogen storage device, but also increases the supporting strength of the chassis, improves the safety performance of the vehicle, and compared with the vertical arrangement of the hydrogen system, the center of mass of the whole vehicle is reduced, and the side-tipping stability of the whole vehicle is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a hydrogen-fueled commercial vehicle chassis in accordance with an embodiment of the present utility model;

FIG. 2 is a cross-sectional view A-A of FIG. 1 of a hydrogen-fueled commercial vehicle chassis in accordance with an embodiment of the present utility model;

FIG. 3 is a left perspective view of a hydrogen fuelled commercial vehicle chassis according to an embodiment of the present utility model;

FIG. 4 is a right perspective view of a hydrogen fuelled commercial vehicle chassis according to an embodiment of the present utility model;

fig. 5 is a side view of a hydrogen fuelled commercial vehicle chassis according to an embodiment of the present utility model.

In the figure:

1. a frame; 2. a wheel; 3. a hydrogen storage device; 4. a fixed bracket; 5. connecting a mounting plate; 6. an arc-shaped mounting plate; 7. a hydrogen fuelled engine; 8. a first longitudinal beam; 9. a second longitudinal beam; 10. a longitudinal frame; 11. a first fixing frame; 12. a second fixing frame; 13. a connecting screw; 14. a nut; 15. a high voltage battery; 16. a vehicle controller; 17. a cooling system; 18. a wheel side brake system; 19. a steer-by-wire system.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, a hydrogen-fuelled commercial vehicle chassis is provided.

Embodiment one:

as shown in fig. 1-5, a chassis of a hydrogen-powered commercial vehicle according to an embodiment of the present utility model includes a frame 1 and wheels 2, the wheels 2 are located at side portions of the frame 1 and are connected through suspensions, a plurality of hydrogen storage devices 3 placed side by side are disposed in the middle of the frame 1, the hydrogen storage devices 3 are connected with the frame 1 through fixing brackets 4, every two hydrogen storage devices 3 are connected through connection mounting plates 5, the hydrogen storage devices 3 are connected with the fixing brackets 4 through arc mounting plates 6, a hydrogen fuel engine 7 is disposed at a front end of the frame 1, the hydrogen storage devices 3 are mutually communicated through pipelines, an output end of one hydrogen storage device 3 is communicated with the hydrogen fuel engine 7 to provide a hydrogen fuel power source, and a hydrogen pipe end of the other hydrogen storage device 3 is provided with a hydrogenation port.

Embodiment two:

as shown in fig. 1-5, the frame 1 includes a first longitudinal beam 8, a second longitudinal beam 9 and a longitudinal frame 10, the middle parts of the first longitudinal beam 8 and the second longitudinal beam 9 are in a U shape, a plurality of cross beams are arranged between the first longitudinal beam 8 and the second longitudinal beam 9, the longitudinal frame 10 is arranged at the bottoms of the first longitudinal beam 8 and the second longitudinal beam 9, and the longitudinal frame 10 is connected with the first longitudinal beam 8 and the second longitudinal beam 9 through a plurality of vertical rods. The fixing support 4 comprises a first fixing support 11 and a second fixing support 12, the second fixing support 12 is located at the upper end of the first fixing support 11, the first fixing support 11 and the second fixing support 12 are connected through a plurality of connecting screws 13 and nuts 14, the first fixing support 11 is fixedly installed on the longitudinal frame 10, and a plurality of inclined rods are arranged on the side portion of the second fixing support 12.

The hydrogen fuel engine 7, a wheel driving motor, a high-voltage battery 15, an electronic accelerator pedal and a whole vehicle controller 16 form a wheel driving system, and the wheel driving motor is connected with the wheels 2 through a speed reducer. The hydrogen storage device 3 is a cuboid or cylindrical hydrogen storage container, and a plurality of electromagnetic valves and pressure sensors are correspondingly arranged on hydrogen pipelines connected with the hydrogen storage devices 3.

As shown in fig. 1-5, the cooling system 17 is further included, the cooling system 17 includes a radiator and a water tank, the radiator and the water tank are disposed in the end fixing frame of the frame 1, the radiator is connected with a water pipe for water inlet and outlet, one water pipe is connected with the hydrogen fuel engine 7, and the other water pipe is connected with a water pump. And also comprises a wheel side brake system 18, wherein the wheel side brake system 18 is a wheel side brake, and the wheel side brake system 18 is connected with the wheel 2. The steering system 19 is arranged on the frame 1, the steering system 19 is a steering-by-wire machine, and the steering system 19 is connected with a suspension.

In practical application, the hydrogen storage devices 3 are connected with the frame 1 through the fixing brackets 4, every two hydrogen storage devices 3 are connected through the connecting mounting plates 5, the hydrogen storage devices 3 are connected with the fixing brackets 4 through the arc-shaped mounting plates 6, the hydrogen storage devices 3 are connected with the frame 1 to form a vehicle chassis, long-distance cruising can be realized through the plurality of hydrogen storage devices 3, high transportation efficiency is achieved, great economic benefits are generated, the hydrogen storage devices 3 are connected with the hydrogen fuel power generator 7 and the high-voltage battery, the hydrogen fuel power battery is adopted, energy is saved, and social problems such as emission and noise pollution are avoided;

the implementation provides an integrated commercial vehicle chassis, the hydrogen storage system is integrated with the vehicle frame 1 through the high integration among the systems of the steer-by-wire system 19, the cooling system 17, the wheel side driving system, the hydrogen storage system of the hydrogen storage device 3 and the wheel side braking system 18, and the hydrogen storage system is integrated with the vehicle frame 1 together with the wheel side driving system, the driving axle and the rear suspension, so that the integrated commercial vehicle chassis has stronger novelty and innovation, the hydrogen storage system is effectively integrated with the vehicle frame 1, the chassis arrangement space is saved, and the arrangement of a trailer or a loader is facilitated;

the hydrogen storage device 3 and the fixed bracket 4 are installed to form an integral structure, the structure is connected with the longitudinal beam of the frame 1, the first fixed bracket 11 and the second fixed bracket 12 of the fixed bracket 4 are convenient to detach and install, the integral frame 1 not only saves the space occupied by the traditional hydrogen storage device 3, but also increases the supporting strength of a chassis, improves the safety performance of a vehicle, and meanwhile, compared with the vertical arrangement of a hydrogen system, the symmetrical arrangement of the front part of the hydrogen storage device 3 in the frame 1 reduces the mass center of the whole vehicle and improves the rolling stability of the whole vehicle;

the hydrogen fuel engine 7 and the wheel side driving motor, the high-voltage battery 15, the electronic accelerator pedal and the whole vehicle controller 16 form a wheel side driving system, the wheel side driving system is used for driving key systems on driving modules such as an engine gearbox and the like, and then the key systems on the driving modules such as the engine gearbox and the like are arranged on the wheel side, so that a traditional axle is omitted, the arrangement and the installation of the engine gearbox are saved, a power transmission path is reduced, the corresponding speed of power is improved, the transmission efficiency is improved, and the energy consumption is reduced. Through with wheel limit driving motor distribute on being close to the back four-wheel of whole car controller 16, adopt motor wheel limit distributed drive, compact structure, power transmission efficiency is higher, and power response time is faster, has reduced the power transmission route, has promoted transmission efficiency, has reduced energy consumption, has better economic nature.

In summary, by means of the above technical solution of the present utility model, through adopting the hydrogen storage device 3 and the hydrogen fuel power battery, there are no social problems such as emission and noise pollution, etc., natural environment is protected, integrated chassis of the commercial vehicle is emphasized, high integration between the system and the system is emphasized, the hydrogen storage system and the vehicle frame 1 are effectively integrated together, space for arranging the chassis is saved, convenience is brought to arranging a trailer or upper mounting, the hydrogen storage device 3 and the fixing support 4 are installed into an integral structure, and the structure is connected with a longitudinal beam of the vehicle frame 1, the integrated vehicle frame 1 not only saves space occupied by the conventional hydrogen storage device 3, but also increases supporting strength of the chassis, improves safety performance of the vehicle, and compared with upright arrangement of the hydrogen system, center of mass of the whole vehicle is reduced, and roll stability of the whole vehicle is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a hydrogen fuel commercial vehicle chassis, includes frame (1) and wheel (2), wheel (2) are located the lateral part of frame (1) and are connected through the suspension, a serial communication port, the middle part of frame (1) is provided with a plurality of hydrogen storage device (3) of placing side by side, hydrogen storage device (3) pass through fixed bolster (4) with frame (1) are connected, connect through connecting mounting panel (5) between two liang of hydrogen storage device (3), hydrogen storage device (3) with connect through arc mounting panel (6) between fixed bolster (4), the front end of frame (1) is provided with hydrogen fuel engine (7), communicates each other through the pipeline between a plurality of hydrogen storage device (3), and wherein the output and the hydrogen fuel engine (7) intercommunication of one end hydrogen storage device (3) are provided with the hydrogenation mouth in order to provide hydrogen fuel power source, and the hydrogen pipe end of the other end of end hydrogen storage device (3).

2. The hydrogen-powered commercial vehicle chassis according to claim 1, wherein the frame (1) comprises a first longitudinal beam (8), a second longitudinal beam (9) and a longitudinal frame (10), the middle parts of the first longitudinal beam (8) and the second longitudinal beam (9) are in a U shape, a plurality of cross beams are arranged between the first longitudinal beam (8) and the second longitudinal beam (9), the longitudinal frame (10) is arranged at the bottoms of the first longitudinal beam (8) and the second longitudinal beam (9), and the longitudinal frame (10) is connected with the first longitudinal beam (8) and the second longitudinal beam (9) through a plurality of vertical rods.

3. The hydrogen fuel commercial vehicle chassis according to claim 2, wherein the fixing bracket (4) comprises a first fixing bracket (11) and a second fixing bracket (12), the second fixing bracket (12) is located at the upper end of the first fixing bracket (11), the first fixing bracket (11) and the second fixing bracket (12) are connected through a plurality of connecting screws (13) and nuts (14), the first fixing bracket (11) is fixedly installed on the longitudinal frame (10), and a plurality of inclined rods are arranged on the side part of the second fixing bracket (12).

4. The hydrogen-powered commercial vehicle chassis according to claim 1, wherein the hydrogen-powered engine (7) and the wheel-side driving motor, the high-voltage battery (15), the electronic accelerator pedal and the vehicle controller (16) form a wheel-side driving system, and the wheel-side driving motor is connected with the wheels (2) through a speed reducer.

5. The chassis of a hydrogen-powered commercial vehicle according to claim 1, wherein the hydrogen storage device (3) is a cuboid or cylindrical hydrogen storage container, and a plurality of electromagnetic valves and pressure sensors are correspondingly arranged on hydrogen pipelines connected with the hydrogen storage devices (3).

6. The hydrogen-powered commercial vehicle chassis according to claim 1, further comprising a cooling system (17), wherein the cooling system (17) comprises a radiator and a water tank, the radiator and the water tank are arranged in an end fixing frame of the vehicle frame (1), the radiator is connected with water pipes for water inlet and outlet, one of the water pipes is connected with the hydrogen-powered engine (7), and the other water pipe is connected with a water pump.

7. The hydrogen-powered commercial vehicle chassis according to claim 1, further comprising a wheel brake system (18), said wheel brake system (18) being a wheel brake, the wheel brake system (18) being connected to the vehicle wheel (2).

8. The hydrogen-powered commercial vehicle chassis according to claim 1, further comprising a steer-by-wire system (19), said steer-by-wire system (19) being mounted on the frame (1), said steer-by-wire system (19) being a steer-by-wire machine, said steer-by-wire system (19) being connected to the suspension.