CN209667213U - A kind of forward engine room assembly structure and the automobile with it - Google Patents
A kind of forward engine room assembly structure and the automobile with it Download PDFInfo
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- CN209667213U CN209667213U CN201920378989.8U CN201920378989U CN209667213U CN 209667213 U CN209667213 U CN 209667213U CN 201920378989 U CN201920378989 U CN 201920378989U CN 209667213 U CN209667213 U CN 209667213U
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Abstract
The utility model provides a kind of forward engine room assembly structure, including front longitudinal beam assembly, anticollision beam assembly, front panel assembly, tower seat crossbeam assembly, wheel cover assembly, A column inner panel and air regulator upper beam, front longitudinal beam assembly, wheel cover assembly and A column inner panel are set to automobile two sides, anticollision beam assembly crosses at the front end of front longitudinal beam assembly, front panel assembly is located at the rear of front longitudinal beam assembly and crosses at the bottom of A column inner panel, air regulator upper beam crosses at the top of A column inner panel, wheel cover assembly is set to the top of front longitudinal beam assembly, and tower seat crossbeam assembly includes the first power transmission channel crossed between wheel cover assembly and the second power transmission channel between the first power transmission channel and air regulator upper beam.The utility model further relates to a kind of automobile, by optimize car body frame structure, providing a plurality of transmission channels keeps upper and lower part structure shape integral, effectively decompose carload and before touch energy-absorbing.
Description
Technical field
The utility model relates to a kind of auto Body Technology field more particularly to a kind of forward engine room assembly structure and there is it
Automobile.
Background technique
Forward engine room as vehicle body bear head-on crash when primary structure, it is necessary to have fully absorb collision energy and effectively
Dispersion, the function of transmitting impact force, to achieve the purpose that protect crew module.
Currently, common forward engine room frame structure is by structures such as front anti-collision beam, left/right front longitudinal beam, front wall reinforcement structure and A columns
There is a problem of that structure is complicated and higher cost, transmission path are single at, this structure, be not enough and continuous.It is sent out in vehicle body
When raw head-on crash, on the one hand, forward engine room will be unable to effectively absorb and disperse collision energy, cause front panel intrusion volume and ground
The problems such as plate, excessive middle channel deformation amount, so that the passenger to crew module causes to reduce complete automobile collision safety compared with major injury；
On the other hand, it since this structure lacks reasonable coherent structure, causes the bending rigidity of vehicle body not good enough, is unfavorable for vehicle
NVH performance improves.
In addition, forward engine room frame structure generallys use steel construction, body lightening level requirement is not met, and easily cause steel
The perishable problem of vehicle body processed and white body are welded precision problem.
Utility model content
In view of this, it is necessary to provide a kind of forward engine room assembly structure for being able to solve the above various problems and with its
Automobile.
The utility model provides a kind of forward engine room assembly structure, including front longitudinal beam assembly, anticollision beam assembly, front panel are total
At, tower seat crossbeam assembly, wheel cover assembly, A column inner panel and air regulator upper beam, the front longitudinal beam assembly, the wheel cover assembly and institute
A column inner panel is stated set on automobile two sides, the anticollision beam assembly crosses at the front end of the front longitudinal beam assembly, the front panel assembly
Positioned at the front longitudinal beam assembly rear and cross at the bottom of the A column inner panel, the air regulator upper beam crosses at the A column
The top of inner panel, the wheel cover assembly is set to the top of the front longitudinal beam assembly, and the tower seat crossbeam assembly includes crossing at
The first power transmission channel between the wheel cover assembly and between first power transmission channel and the air regulator upper beam
Two power transmission channels.
In one specific embodiment, the front longitudinal beam assembly includes side rail component, and the wheel cover assembly includes along longitudinal direction
Roof side rail, front-wheel cover body and upper junction plate above the side rail component, the front-wheel cover body are connected to institute
State the rear end of roof side rail and the root of the side rail component, the upper junction plate be located at the front of the front-wheel cover body and
It is connected to the front end of roof side rail and the front end rear of the side rail component.
In one specific embodiment, first power transmission channel is set between the front-wheel cover body, and first power transmission is logical
Road and the front-wheel cover body form I-shaped frame, first power transmission channel and second power transmission channel and the wind
Window upper beam forms I-shaped frame.
In one specific embodiment, the front end of the side rail component is equipped with mounting plate assembly, the anticollision beam assembly packet
Collision prevention girders ontology and the energy-absorption box set on the both ends rear of the collision prevention girders ontology are included, the collision prevention girders ontology passes through the energy-absorbing
The mating connection of box and the mounting plate assembly is in the front end of the side rail component.
In one specific embodiment, it is additionally provided under the connection at mounting plate assembly rear on the side rail component
Plate and subframe connecting plate, the connection lower plate be connected to the side rail component top and the upper junction plate
Bottom end, the subframe connecting plate are connected to lower section and the automobile accessory frame of the side rail component.
In one specific embodiment, the front longitudinal beam assembly includes the board group after the stringer of side rail component rear end
Part, the front panel assembly include being set to the front panel lower beam between the stringer back plate component and being set under the front panel
The front panel ontology of crossbeam front end, the front panel ontology cross at the bottom of the A column inner panel, and the air regulator upper beam is horizontally set with
In the top of the A column inner panel.
In one specific embodiment, the front longitudinal beam assembly further includes stiffening plate in stringer, and stiffening plate is set in the stringer
Near the junction of the side rail component and the stringer back plate component.
In one specific embodiment, the roof side rail and the A column inner panel are steel construction, the front-wheel cover body, it is described on
Connecting plate, the front longitudinal beam assembly, the anticollision beam assembly, the front panel assembly, the tower seat crossbeam assembly, the A column
Inner panel and the air regulator upper beam are constructed of aluminium.
In one specific embodiment, the front longitudinal beam assembly is upwards along upper junction plate, A column inner panel and front-wheel cover body three biographies
Channel is passed to be communicated up.
The utility model additionally provides a kind of automobile, including above-described forward engine room assembly structure.
To sum up, for the utility model by optimization car body frame structure, frame structure integrated level is high, efficiently solves in part
Cost input in terms of maintenance cost, apparatus for production line investment and personnel cost；And a plurality of transmission channels of offer make
The structure shape of upper and lower part is integral, and carload and the preceding effective decomposition for touching energy-absorbing is made to realize properties and 2018 collisions
Regulation demand.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a specific embodiment of the utility model forward engine room assembly structure；
Fig. 2 is the decomposition diagram of Fig. 1；
Fig. 3 is the structural schematic diagram of the front panel assembly and A column inner panel, front longitudinal beam assembly and front anticollision beam assembly in Fig. 1；
Fig. 4 is the decomposition diagram of Fig. 3；
Fig. 5 is the structural schematic diagram of front longitudinal beam assembly in Fig. 1；
Fig. 6 is the decomposition diagram of Fig. 5；
Fig. 7 is the structural schematic diagram of the wheel cover assembly above front longitudinal beam assembly；
Fig. 8 is the side view of Fig. 1.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken,
Below in conjunction with attached drawing and preferred embodiment, to the utility model, detailed description are as follows.
As shown in FIG. 1 to FIG. 8, the utility model provides a kind of forward engine room assembly structure, including front longitudinal beam assembly 11, anti-
Hit beam assembly 12, front panel assembly 13, tower seat crossbeam assembly 14, wheel cover assembly 15, A column inner panel 16 and air regulator upper beam 17.
Wherein, front longitudinal beam assembly 11, wheel cover assembly 15 and A column inner panel 16 are set to the left and right sides of automobile, it will be understood that wheel
Cover assembly 15 and A column inner panel 16 include the left and right A column inner panel and (the emphasis ginseng of left and right wheel cover assembly 15 of corresponding front longitudinal beam assembly 11
Examine Fig. 1 and Fig. 2).
In the utility model, with reference to FIG. 1 to FIG. 4, anticollision beam assembly 12 crosses at the front end of front longitudinal beam assembly 11, front wall
Plate assembly 13 is located at the rear of front longitudinal beam assembly 11 and crosses at the bottom of A column inner panel 16, and air regulator upper beam 17 crosses in A column
The top of plate 16, wheel cover assembly 15 is set to the top of front longitudinal beam assembly 11, and tower seat crossbeam assembly 14 is total including crossing at wheel cover
It is logical at the first power transmission channel 14a between 15 and the second power transmission between the first power transmission channel 14a and air regulator upper beam 17
Road 14b, it is logical that front longitudinal beam assembly 11, front panel assembly 13 and wheel cover assembly in cabin assembly structure are respectively formed transmitting up and down
Road effectively solves the blastic deformation of front panel, promotes the protection of crew module.
Specifically, as shown in Figure 5 and Figure 6, front longitudinal beam assembly 11 includes side rail component 11a, sets in the utility model
In the stringer back plate component 11b of the rear end side rail component 11a and set on side rail component 11a and stringer back plate component
Stiffening plate 11c in stringer near the junction of 11b；Further, longitudinal beam reinforcing plate 11c, which is bolted, is fixed on
The root of side rail component 11a, and side rail component 11a is equipped with mounting plate assembly 111, connection lower plate 112 and secondary vehicle
Frame connecting plate 113 is efficiently solved in part so that 11 frame structure integrated level of front longitudinal beam assembly is high in maintenance cost, production
Line equipment investment and personnel cost control etc. cost input.
Front panel assembly 13 includes front panel lower beam 13a between the stringer back plate component 11b and is set to front panel
The front panel ontology 13b of the front end lower beam 13a, front panel ontology 13b cross at the bottom of A column inner panel 16, air regulator upper beam 17
Cross at the top of A column inner panel 16.
As shown in fig. 7, wheel cover assembly 15 includes roof side rail 15a, the front-wheel being set to above side rail component 11a along longitudinal direction
Cover body front-wheel cover body 15b and upper junction plate 15c, front-wheel cover body front wheel housing ontology 15b are connected to the rear end of roof side rail 15a
With the root of side rail component 11a, upper junction plate 15c is located at the front of front-wheel cover body front wheel housing ontology 15b and is connected to
The front end of roof side rail 15a and the front end rear of side rail component 11a, so that impact force is by front longitudinal beam assembly 11 upwards along upper
Tri- transmission channels of connecting plate 15c, A column inner panel 16 and front-wheel cover body 15b are communicated up.
The utility model by optimization forward engine room assembly structure frame structure, guide carload and before touch it is energy efficient
Vertically transmission channels (front longitudinal beam assembly 11, front panel assembly 13, tower seat crossbeam assembly 14, roof side rail 15a, front-wheel cover body
Front-wheel cover body 15b, upper junction plate 15c and A column inner panel 16) effectively decompose, it promotes vehicle handling stability and realizes that satisfaction is every simultaneously
Performance and 2018 editions collision regulations promote demand, improve the problem of vehicle front overhang energy-absorbing deficiency.
In detail, the first power transmission channel 14a is set between front-wheel cover body 15b in the utility model, the first power transmission channel
It is horizontal on 14a and front-wheel cover body 15b formation I-shaped frame, the first power transmission channel 14a and the second power transmission channel 14b and air regulator
Beam 17 forms I-shaped frame (emphasis refers to Fig. 1), and vehicle stable operation is improved while promoting chassis installation point rigidity
Property.
Further, referring again to Fig. 2 and Fig. 6, mounting plate assembly 111 is set to the front end of side rail component 11a；It is anti-
Hitting beam assembly 12 includes the collision prevention girders ontology 12a and energy-absorption box 12b set on the both ends rear of collision prevention girders ontology 12a, collision prevention girders sheet
Body 12a is by the mating connection of the mounting plate assembly 111 of the front end of energy-absorption box 12b and side rail component 11a in side rail
The front end of component 11a.
Meanwhile the connection lower plate 112 on side rail component 11a be connected to side rail component 11a top and
The bottom end of upper junction plate 15c, subframe connecting plate 113 are connected to lower section and the automobile accessory frame of side rail component 11a,
To form central collision energy mainly along the power transmission channel of motor vehicle length and short transverse transmitting impact force.
The diagram of central collision energy is transmitted it is found that in vehicle by central collision by multichannel by forward engine room assembly structure in Fig. 8
When, if collision prevention girders ontology 12a cannot still fully absorb central collision energy after collapse energy-absorption box 12b, energy will continue to form three
Main power transmission channel decomposition central collision energy, specific as follows:
A part of central collision energy can be communicated up by the connection lower plate 112 on side rail component 11a through upper junction plate 15c
To roof side rail 15a, front-wheel cover body 15b and the first power transmission channel 14a, and then it is transferred to second channel 14b, A column inner panel 16, preceding
Coaming plate assembly 13 and air regulator upper beam 17.
A part of central collision energy can be passed down to automobile pair by the subframe connecting plate 112 on side rail component 11a
Vehicle frame.
Another part central collision energy can be transferred to backward stringer back plate component 11b, front panel through side rail component 11a
Lower beam 13a and front panel ontology 13b, then proceed to be transferred to positioned at the rear stringer back plate component 11b vehicle doorsill girder and
Second power transmission channel 14b and air regulator upper beam 17 are passed up to by A column inner panel 16.
The utility model is by front longitudinal beam assembly 11 upwards along upper junction plate 15c, A column inner panel 16 and front-wheel cover body 15b
Three transmission channels are communicated up, and since tower seat crossbeam assembly 14 has twice power transmission channel, to enable a plurality of power transmission channel
Keep the structure shape of upper and lower part integral, when vehicle is by central collision or bears load, vehicle is made to reach more stable, balance
State.
In the utility model, front-wheel cover body front wheel housing ontology 15b, upper junction plate 15c, front longitudinal beam assembly 11, collision prevention girders
Assembly 12, front panel assembly 13, tower seat crossbeam assembly 14, A column inner panel 16 and air regulator upper beam 17 are constructed of aluminium, and mounting plate
Assembly 111 is fixed in side rail by MIG (meltinert-gas welding, welding) welding
The front end of component 11a connects lower plate 112 and subframe connecting plate 113 and is fixed in stringer by thread tapping brill riveting (FDS) technology
The top and bottom of board group part 11a, it will be understood that the main frame knot that the utility model is designed by using aluminum profile and aluminium casting
Structure, it is simple for structure, conducive to the promotion of vehicle body connection precision, and effectively promotes body stiffness and intensity while realizing that itself loss of weight needs
It asks, embodies light-weight design theory and realize itself loss of weight, improve product competitiveness and solve steel body anti-corrosion demand.
Further, roof side rail 15a and A column inner panel 16 are steel construction, front-wheel cover body front wheel housing ontology 15b and upper connection
Plate 15c, which passes through from puncture riveting (SPR), is connected to roof side rail 15a, and A column inner panel 16 is fixed in front panel from riveting (SPR) is punctured
Assembly 13, air regulator upper beam 17, which passes through from puncture riveting (SPR), is fixed in A column inner panel 16, to be realized by the connection of steel aluminum material
The Product Definition of aluminium and platform are derivative under the upper steel of EV platform mixed production and expand, part reduce simultaneously parts/maintenance at
Originally, the problems such as apparatus for production line investment and personnel cost are managed, and since steel aluminium overlaps, it is real to increase the cavity cross-section that steel aluminium connects
Existing vehicle performance target requirement.
The utility model additionally provides a kind of automobile, including above forward engine room assembly structure.About forward engine room assembly
The particular content that structure is connect with automobile other elements, can refer to the prior art, and specific this will not be repeated here.
Specifically, when each component on the utility model and body of a motor car is attached, if two connectors be aluminium aluminium or
Aluminium steel structure connection, then connection type also may be selected spot welding aluminum be spirally connected or structure glue combination thread tapping bore riveting (FDS) or knot
The cementing conjunction of structure rivets connection types such as (SPR) from puncture.
In conclusion the utility model is by optimization car body frame structure, frame structure integrated level is high, efficiently solves
Cost input of part in terms of maintenance cost, apparatus for production line investment and personnel cost；A plurality of transmitting is provided simultaneously
The structure shape of the channel upper and lower part Neng Shi is integral, make carload and it is preceding touch energy-absorbing effective decomposition realize properties and
2018 collision regulation demands；And roof side rail and A column inner panel use outside steel construction made of steel, remaining main frame uses aluminium knot
Structure, effectively promotes body stiffness and intensity realizes itself loss of weight demand simultaneously, and steel aluminium overlap joint increases the cavity of steel aluminium connection
Section, to realize vehicle performance target requirement.
More than, it is only the preferred embodiment of the utility model, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, does when using the technology contents of the disclosure above
A little change or it is modified to the equivalent embodiment of equivalent variations out, but all without departing from the content of the technical scheme of the utility model, according to
According to the technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of forward engine room assembly structure, which is characterized in that including front longitudinal beam assembly (11), anticollision beam assembly (12), front panel
Assembly (13), tower seat crossbeam assembly (14), wheel cover assembly (15), A column inner panel (16) and air regulator upper beam (17), the front longitudinal beam
Assembly (11), the wheel cover assembly (15) and the A column inner panel (16) are set to automobile two sides, and the anticollision beam assembly (12) is horizontally set with
In the front end of the front longitudinal beam assembly (11), the front panel assembly (13) is located at the rear of the front longitudinal beam assembly (11) and cross
Set on the bottom of the A column inner panel (16), the air regulator upper beam (17) crosses at the top of the A column inner panel (16), described
Wheel cover assembly (15) is set to the top of the front longitudinal beam assembly (11), and the tower seat crossbeam assembly (14) is described including crossing at
The first power transmission channel (14a) between wheel cover assembly (15) and the cross on first power transmission channel (14a) and the air regulator
The second power transmission channel (14b) between beam (17).
2. forward engine room assembly structure according to claim 1, which is characterized in that the front longitudinal beam assembly (11) includes stringer
Inner panel component (11a), the wheel cover assembly (15) include the roof side rail being set to above the side rail component (11a) along longitudinal direction
(15a), front-wheel cover body (15b) and upper junction plate (15c), the front-wheel cover body (15b) are connected to the roof side rail (15a)
Rear end and the side rail component (11a) root, the upper junction plate (15c) is located at the front-wheel cover body (15b)
Front and be connected to the front end of roof side rail (15a) and the front end rear of the side rail component (11a).
3. forward engine room assembly structure according to claim 2, which is characterized in that first power transmission channel (14a) is set to
Between the front-wheel cover body (15b), first power transmission channel (14a) and the front-wheel cover body (15b) form " work " word
Shape frame, first power transmission channel (14a) and second power transmission channel (14b) and the air regulator upper beam (17) formation
I-shaped frame.
4. forward engine room assembly structure according to claim 2, which is characterized in that before the side rail component (11a)
End be equipped with mounting plate assembly (111), the anticollision beam assembly (12) include collision prevention girders ontology (12a) and be set to the collision prevention girders sheet
The energy-absorption box (12b) at the both ends rear of body (12a), the collision prevention girders ontology (12a) pass through the energy-absorption box (12b) and the peace
The mating connection of loading board assembly (111) is in the front end of the side rail component (11a).
5. forward engine room assembly structure according to claim 4, which is characterized in that on the side rail component (11a) also
Equipped with the connection lower plate (112) and subframe connecting plate (113) for being located at mounting plate assembly (111) rear, under the connection
Plate (112) is connected to the top of the side rail component (11a) and the bottom end of the upper junction plate (15c), the pair
Frame connecting plate (113) is connected to lower section and the automobile accessory frame of the side rail component (11a).
6. forward engine room assembly structure according to claim 2, which is characterized in that the front longitudinal beam assembly (11) includes being set to
The stringer back plate component (11b) of side rail component (11a) rear end, the front panel assembly (13) include being set to described indulge
Front panel lower beam (13a) between beam back plate component (11b) and the front panel set on front panel lower beam (13a) front end
Ontology (13b), the front panel ontology (13b) cross at the bottom of the A column inner panel (16), and the air regulator upper beam (17) is horizontal
Set on the top of the A column inner panel (16).
7. forward engine room assembly structure according to claim 6, which is characterized in that the front longitudinal beam assembly (11) further includes indulging
Stiffening plate (11c) in beam, stiffening plate (11c) is set to the side rail component (11a) and the stringer back plate in the stringer
Near the junction of component (11b).
8. according to forward engine room assembly structure described in claim 2-7 any one, which is characterized in that the roof side rail (15a)
It is steel construction with the A column inner panel (16), the front-wheel cover body (15b), the upper junction plate (15c), the front longitudinal beam are total
At (11), the anticollision beam assembly (12), the front panel assembly (13), the tower seat crossbeam assembly (14), the A column inner panel
(16) and the air regulator upper beam (17) is constructed of aluminium.
9. according to forward engine room assembly structure described in claim 2-7 any one, which is characterized in that the front longitudinal beam assembly
(11) it is communicated up upwards along three upper junction plate (15c), A column inner panel (16) and front-wheel cover body (15b) transmission channels.
10. a kind of automobile, which is characterized in that including forward engine room assembly structure described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378989.8U CN209667213U (en) | 2019-03-22 | 2019-03-22 | A kind of forward engine room assembly structure and the automobile with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378989.8U CN209667213U (en) | 2019-03-22 | 2019-03-22 | A kind of forward engine room assembly structure and the automobile with it |
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| Publication Number | Publication Date |
|---|---|
| CN209667213U true CN209667213U (en) | 2019-11-22 |
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ID=68572570
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| CN201920378989.8U Active CN209667213U (en) | 2019-03-22 | 2019-03-22 | A kind of forward engine room assembly structure and the automobile with it |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717287A (en) * | 2019-03-22 | 2020-09-29 | 广州汽车集团股份有限公司 | Preceding cabin assembly structure and have its car |
| CN111806566A (en) * | 2020-06-19 | 2020-10-23 | 浙江零跑科技有限公司 | Automobile air window cross beam and front coaming connecting structure |
| CN113968282A (en) * | 2020-07-24 | 2022-01-25 | 比亚迪股份有限公司 | Vehicle front cabin frame and vehicle |
| CN115123398A (en) * | 2022-06-30 | 2022-09-30 | 东风汽车集团股份有限公司 | Split type modular engine room and assembling method thereof |
| CN115447670A (en) * | 2021-06-08 | 2022-12-09 | 北京汽车股份有限公司 | Frame structure and vehicle |
| JP7400523B2 (en) | 2020-02-15 | 2023-12-19 | マツダ株式会社 | Vehicle front body structure |
| WO2024022499A1 (en) * | 2022-07-29 | 2024-02-01 | 比亚迪股份有限公司 | Vehicle |
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2019
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717287A (en) * | 2019-03-22 | 2020-09-29 | 广州汽车集团股份有限公司 | Preceding cabin assembly structure and have its car |
| JP7400523B2 (en) | 2020-02-15 | 2023-12-19 | マツダ株式会社 | Vehicle front body structure |
| CN111806566A (en) * | 2020-06-19 | 2020-10-23 | 浙江零跑科技有限公司 | Automobile air window cross beam and front coaming connecting structure |
| CN113968282A (en) * | 2020-07-24 | 2022-01-25 | 比亚迪股份有限公司 | Vehicle front cabin frame and vehicle |
| CN113968282B (en) * | 2020-07-24 | 2023-03-14 | 比亚迪股份有限公司 | Vehicle front cabin frame and vehicle |
| CN115447670A (en) * | 2021-06-08 | 2022-12-09 | 北京汽车股份有限公司 | Frame structure and vehicle |
| CN115447670B (en) * | 2021-06-08 | 2024-02-02 | 北京汽车股份有限公司 | Frame structure and vehicle |
| CN115123398A (en) * | 2022-06-30 | 2022-09-30 | 东风汽车集团股份有限公司 | Split type modular engine room and assembling method thereof |
| CN115123398B (en) * | 2022-06-30 | 2023-09-05 | 东风汽车集团股份有限公司 | Split type modularized engine room and assembly method thereof |
| WO2024022499A1 (en) * | 2022-07-29 | 2024-02-01 | 比亚迪股份有限公司 | Vehicle |
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