CN109850020A - A kind of cabin bracket assembly mounting structure and vehicle - Google Patents
A kind of cabin bracket assembly mounting structure and vehicle Download PDFInfo
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- CN109850020A CN109850020A CN201910213136.3A CN201910213136A CN109850020A CN 109850020 A CN109850020 A CN 109850020A CN 201910213136 A CN201910213136 A CN 201910213136A CN 109850020 A CN109850020 A CN 109850020A
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- cabin bracket
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Abstract
The cabin bracket assembly mounting structure that this programme provides, it is respectively set at the both ends of cabin bracket front beam assembly and cabin crossbeam assembly and reinforces the ground that connect of assembly with left stringer and face left the right suspension for suspending and being connect with motor mounting rack, ground, which faces left to suspend, can reduce with right suspension and control the transmitting that cabin bracket is vibrated, and play supporting role, hard connecting mode in compared with the existing technology, the cabin bracket assembly mounting structure of this programme can achieve the effect that entire cabin bracket is flexible coupling with entire body structure, both it had been able to satisfy strength and stiffness requirement, it is able to satisfy whole vehicle stability requirement again, reduce focus amplitude, avoid the formation of resonance, make the NVH of vehicle, the performances such as security level are obviously improved.This programme also provides a kind of vehicle with above-mentioned cabin bracket assembly mounting structure.
Description
Technical field
The invention belongs to automobile body part technical field, in particular to a kind of cabin bracket assembly mounting structure and vehicle
?.
Background technique
Referring to Fig. 1 and Fig. 2, car engine room bracket assembly mounting structure is all tiled using two crossbeams substantially at present, crossbeam
Structure is Open architecture, not formed closure, under the connection of several stringers, passes through cabin switching support and vehicle body cabin stringer
Rigid connection.Such cabin bracket structure is not sufficiently stable, and rigidity and intensity is not high, it is contemplated that pure electric automobile motor maximum (top) speed
The inferior extreme operating condition requirement of lower and maximum braking force, such design structure, there are certain hidden danger, it is difficult to meet pure electric automobile
High-level safety standard requirement.Referring to fig. 2, conventional cabin bracket is directly bolted with chassis runner, and connection type is rigid
Property it is too strong, without flexible transition, to be easy to increase the vibration of vehicle focus in driving, seriously affect vehicle security level, NVH
Performances such as (abbreviation of Noise, Vibration, Harshness, noise, vibration and sound vibration roughness).
Summary of the invention
The purpose of the present invention is to provide a kind of cabin bracket assembly mounting structure and vehicles, are both able to satisfy strength and stiffness
It is required that and be able to satisfy whole vehicle stability requirement, resonance is avoided the formation of, the performances such as NVH, the security level of vehicle are obviously improved.
In order to solve the above technical problems, the present invention provides a kind of cabin bracket assembly mounting structure, comprising:
The cabin bracket front beam assembly of lateral arrangement and cabin crossbeam assembly side by side；
It is longitudinally arranged and is set to ipsilateral one end of the cabin bracket front beam assembly and the cabin crossbeam assembly
Left stringer reinforces assembly；
Reinforce the ground that assembly is connect with the left stringer to face left suspension；
It is longitudinally arranged and is set to ipsilateral one end of the cabin bracket front beam assembly and the cabin crossbeam assembly
Motor mounting rack；
The right suspension being connect with motor mounting rack.
It preferably, further include before both ends are separately connected the cabin bracket in above-mentioned cabin bracket assembly mounting structure
The retarder mounting bracket of crossbeam assembly and the cabin crossbeam assembly.
Preferably, in above-mentioned cabin bracket assembly mounting structure, before the left stringer reinforces assembly, the cabin bracket
Reinforcing rib is provided in crossbeam assembly, the cabin crossbeam assembly and/or the retarder mounting bracket.
Preferably, in above-mentioned cabin bracket assembly mounting structure, the reinforcing rib is bending type muscle or female-type nest
Shape muscle.
Preferably, in above-mentioned cabin bracket assembly mounting structure, it is sealing cavity structure that the left stringer, which reinforces assembly,
Part；
And/or the cabin bracket front beam assembly is sealing cavity structural member；
And/or the cabin crossbeam assembly is sealing cavity structural member；
And/or the retarder mounting bracket is the structural member with recess portion, the structural member recess portion is pacified embedded with retarder
Fill bracket reinforcer.
Preferably, in above-mentioned cabin bracket assembly mounting structure, the retarder mounting bracket and motor reducer are logical
The retarder crossed through the retarder mounting bracket is installed casing and is bolted.
It preferably, further include that the left stringer reinforces assembly, the cabin in above-mentioned cabin bracket assembly mounting structure
In bracket front beam assembly, the cabin crossbeam assembly and/or the retarder mounting bracket, for connecting external equipment or outer
The installation position of portion's equipment supporter.
Preferably, in above-mentioned cabin bracket assembly mounting structure, before the left stringer reinforces assembly, the cabin bracket
Weight loss groove or lightening hole are offered in crossbeam assembly, the cabin crossbeam assembly and/or the retarder mounting bracket.
Preferably, in above-mentioned cabin bracket assembly mounting structure, before the left stringer reinforces assembly, the cabin bracket
The connecting pin of crossbeam assembly, the cabin crossbeam assembly and the retarder mounting bracket is welded to connect and entirety is in ladder type knot
Structure.
The present invention also provides a kind of vehicles, including above-mentioned cabin bracket assembly mounting structure.
The cabin bracket assembly mounting structure that this programme provides, in cabin bracket front beam assembly and cabin crossbeam assembly
Both ends, which are respectively set, to be reinforced the ground that connect of assembly with left stringer and faces left the right suspension for suspending and connecting with motor mounting rack, domain
Left suspension and right suspension can reduce and control the transmitting of cabin bracket vibration, and play supporting role, compared with the existing technology
In hard connecting mode, the cabin bracket assembly mounting structure of this programme can reach entire cabin bracket and entire body structure
The effect being flexible coupling not only had been able to satisfy strength and stiffness requirement, but also was able to satisfy whole vehicle stability requirement, reduces focus amplitude, avoids
Resonance is formed, the performances such as NVH, the security level of vehicle are obviously improved.This programme also provides a kind of with above-mentioned cabin bracket
The vehicle of assembly mounting structure.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of cabin bracket assembly mounting structure middle cross beam and stringer in the prior art；
Fig. 2 is the structural schematic diagram of cabin bracket assembly mounting structure in the prior art；
Fig. 3 is the structural schematic diagram for the cabin bracket assembly mounting structure that this programme provides；
Fig. 4 is the top view for the cabin bracket assembly mounting structure that this programme provides；
Fig. 5 is the bottom view for the cabin bracket assembly mounting structure that this programme provides；
Fig. 6 is sectional view of the Fig. 4 in the direction B-B；
Fig. 7 is sectional view of the Fig. 4 in the direction C-C；
Fig. 8 is sectional view of the Fig. 4 in the direction D-D；
Fig. 9 is the positive structure schematic for the cabin bracket assembly mounting structure that this programme provides；
Figure 10 is the structure schematic diagram for the cabin bracket assembly mounting structure that this programme provides；
Figure 11 is partial enlarged view of the Fig. 9 at A；
Figure 12 is partial enlarged view of the Fig. 9 at B；
Figure 13 is partial enlarged view of the Fig. 9 at C；
Figure 14 is partial enlarged view of the Fig. 9 at D；
Figure 15 is partial enlarged view of the Figure 10 at E；
Figure 16 is the mounting structure schematic diagram of Fig. 4；
Figure 17 is the mounting structure schematic diagram of Fig. 5；
Figure 18 is the structural schematic diagram of the cabin bracket assembly mounting structure that this programme provides and vehicle body cabin stringer.
In upper figure:
The left stringer of 1- cabin bracket reinforces assembly, 2- cabin bracket front beam assembly, 3- cabin crossbeam assembly, 4- retarder
Mounting bracket (band tender), the left stringer of 5- cabin bracket (band tender), 6- cabin bracket front beam (band tender), 7- retarder peace
Fill bracket reinforcer, 8- cabin bracket rear cross beam (band tender), the left stringpiece reinforcement of 9- cabin bracket (band tender), 10- water pump
Mounting bracket (band tender), 11- cabin bracket rear cross beam stiffening plate (band tender), 12- retarder mounting bracket, 13- cabin branch
Frame front beam stiffening plate (band nut), the left suspension mounting hole of 14-, 15- vacuum pump mounting hole, the installation of 16- water inlet pipe pipeline support
Hole, 17- buzzer warning device rack mounting apertures, 18- charger mounting hole (right side), the right suspension aluminum casting mounting hole of 19-, 20- charging
Machine mounting hole (left side), 21- outlet pipe pipeline support mounting hole, 22-PTC rack mounting apertures, 23- vacuum tank mounting hole, 24- atmosphere
Pressure sensor mounting hole, 25- water pump band mounting hole, 26- retarder installation casing, the installation of 27- vacuum tracheae pipeline support
Hole.
Specific embodiment
Core of the invention is to provide a kind of cabin bracket assembly mounting structure and vehicle, had both been able to satisfy strength and stiffness and has wanted
It asks, and is able to satisfy whole vehicle stability requirement, avoid the formation of resonance, be obviously improved the performances such as NVH, the security level of vehicle.
In order to make those skilled in the art more fully understand technical solution provided by the invention, below in conjunction with attached drawing and
The present invention is described in further detail for specific embodiment.
Fig. 3-Figure 18 is please referred to, the present invention provides a kind of cabin bracket assembly mounting structure, including cabin bracket front beam
Assembly 2, cabin crossbeam assembly 3, left stringer reinforce assembly 1, suspension 28 of facing left, motor mounting rack 30 and it is right suspension 29,
Wherein, cabin bracket front beam assembly 2 and cabin crossbeam assembly 3 lateral arrangement side by side, left stringer reinforce assembly 1 be longitudinally arranged and
Be set to ipsilateral one end of cabin bracket front beam assembly 2 and cabin crossbeam assembly 3, ground face left suspension 28 reinforce with left stringer it is total
At 1 connection, motor mounting rack 30 is longitudinally arranged and is set to the same of cabin bracket front beam assembly 2 and cabin crossbeam assembly 3
Side one end, right suspension 29 are connect with motor mounting rack 30.Suspension 28 is faced left on ground and right suspension 29 can reduce and control cabin
The transmitting of mount vibration, and play supporting role.
The cabin bracket assembly mounting structure that this programme provides, in cabin bracket front beam assembly 2 and cabin crossbeam assembly 3
Both ends be respectively set and reinforce that suspension 28 is faced left on the ground that connect of assembly 1 and the right side that connect with motor mounting rack 30 is hanged with left stringer
Set 29, suspension 28 is faced left on ground and right suspension 29 can reduce and control the transmitting of cabin bracket vibration, and plays supporting role, phase
For the hard connecting mode for using bolt to be directly connected in the prior art, the cabin bracket assembly mounting structure of this programme reaches whole
The effect that a cabin bracket and entire body structure are flexible coupling, had not only been able to satisfy strength and stiffness requirement, but also was able to satisfy vehicle and stablizes
Property require, reduce focus amplitude, avoid the formation of resonance, be obviously improved the performances such as NVH, the security level of vehicle.
As shown in fig. 16 and 18, the specific connection type of above structure can be the left stringer on the left of cabin bracket assembly
Reinforce opening up left suspension mounting hole 14 on assembly 1, concretely three left suspension mounting holes 14, by left suspension mounting hole 14 and
Ground suspension of facing left 28 is bolted.It is opened on the cabin bracket front beam assembly 2 on right side and ipsilateral one end of cabin crossbeam assembly 3
If right suspension aluminum casting mounting hole 19, two are respectively concretely opened up on cabin bracket front beam assembly 2 and cabin crossbeam assembly 3
By right suspension aluminum casting mounting hole 19, right suspension aluminum casting mounting hole 19 is bolted with motor mounting rack 30, and motor
Mounting bracket 30 and right suspension 29 are bolted.
In order to install motor and retarder, this programme further includes that both ends are separately connected cabin bracket front beam assembly 2 and machine
The retarder mounting bracket 4 of cabin crossbeam assembly 3.
Preferably, left stringer reinforces assembly 1, cabin bracket front beam assembly 2, cabin crossbeam assembly 3 and retarder installation
The connecting pin of bracket 4 is welded to connect and entirety is in trapezoidal-structure.The cabin bracket assembly mounting structure of this programme is formed spatially
" ladder " type structure, integral rigidity is compared with strong, stable structure is reliable.Specifically, the left stringer of cabin bracket reinforces assembly 1, cabin
4 four bracket front beam assembly 2, cabin crossbeam assembly 3, retarder mounting bracket mutual overlap joint weldings of sub-unit form.
On the basis of above-mentioned specific embodiment, left stringer reinforces assembly 1, cabin bracket front beam assembly 2, cabin crossbeam
Reinforcing rib is provided in assembly 3 and/or retarder mounting bracket 4.
As shown in Fig. 9-Figure 15, reinforce assembly 1, cabin bracket front beam assembly 2, cabin crossbeam to be adapted to left stringer
The surface texture of assembly 3 and/or retarder mounting bracket 4 can will be reinforced to meet the consideration in some productions or in structure
The shape and size of muscle are centainly changed.Specifically, reinforcing rib is bending type muscle or female-type nest shape muscle, and above-mentioned design can
While with enhancing part and integral strength, meet punch process requirement, plays the role of steel cold forming and inhale wrinkle.In general,
Entire bracket overall stability is strong, and global mode, local stiffness and intensity etc. are all satisfied regulation requirement.
On the basis of above-mentioned specific embodiment, cabin bracket front beam assembly 2 and cabin crossbeam assembly 3 are all made of " it "
Font closed cross-section class formation.
On the basis of above-mentioned specific embodiment, it is sealing cavity structural member that left stringer, which reinforces assembly 1,；
And/or cabin bracket front beam assembly 2 is sealing cavity structural member；
And/or cabin crossbeam assembly 3 is sealing cavity structural member；
And/or retarder mounting bracket 4 is the structural member with recess portion, structural member recess portion is embedded with retarder mounting bracket
Reinforcer 7.
It should be noted that retarder mounting bracket 4 uses open cross section structure since structure limits, inside there is deceleration
Device mounting bracket reinforcer 7.The left stringer of cabin bracket reinforce assembly 1, cabin bracket front beam assembly 2, cabin crossbeam assembly 3 by
It is larger in actual loading, using closed section structure, local strength and the assembly stability of bracket assembly had both been increased,
Reduce assembly overall weight again.
In conjunction with shown in Fig. 4-Fig. 8, it is left by the left stringer 5 of cabin bracket and cabin bracket that the left stringer of cabin bracket reinforces assembly 1
Stringpiece reinforcement 9 is welded by way of " molding up and down ", forms a closed cavity structure.Cabin bracket front beam
Assembly 2 is welded by way of " molding up and down " by cabin bracket front beam 6 and cabin bracket rear cross beam stiffening plate 11, shape
At a closed cavity structure.Cabin crossbeam assembly 3 is led to by cabin bracket rear cross beam 8 and cabin bracket front beam stiffening plate 13
The form for crossing " molding up and down " is welded, and forms a closed cavity structure.Retarder mounting bracket 4 is slowed down by embedded
Device mounting bracket reinforcer 7 forms Open architecture, integrated convenient for retarder installation.
As shown in figure 17, retarder mounting bracket 4 and motor reducer pass through the deceleration through retarder mounting bracket 4
Device is installed casing 26 and is bolted.
In preferably specific embodiment, this programme further include left stringer reinforce assembly 1, cabin bracket front beam assembly 2,
On cabin crossbeam assembly 3 and/or retarder mounting bracket 4, for connecting the installation position of external equipment or external equipment bracket.
According to actual needs, specifically can include:
It is set on cabin crossbeam assembly 3 and reinforces between assembly 1 and retarder mounting bracket 4 in left stringer, for connecting
Connect the water pump band mounting hole 25 of cooling water pump；
It is set to the left stringer of cabin bracket and reinforces 1 one end of assembly, for connecting the vacuum pump mounting hole 15 of vacuum pump；
It is set on cabin crossbeam assembly 3 and cabin bracket front beam assembly 2, for connecting the pipe of the cooling water inlet pipe of motor
Road rack mounting apertures 16；
It is set on cabin bracket front beam assembly 2, for connecting the buzzer warning device rack mounting apertures of buzzer warning device
17；
It is set on cabin bracket front beam assembly 2 and cabin crossbeam assembly 3, the charger for connecting charger is installed
Hole；
It is set on cabin crossbeam assembly 3, for connecting the PTC rack mounting apertures 22 of PTC；
It is set to the left stringer of cabin bracket to reinforce on assembly 1, for connecting the vacuum tank mounting hole 23 of vacuum tank；
It is set to the left stringer of cabin bracket to reinforce on assembly 1, the atmospheric pressure for connecting barometric pressure sensor senses
Device mounting hole 24.
Certainly, other apertures are fabrication hole on bracket assembly mounting structure, to meet the requirement of the techniques such as coating, welding.Machine
The left stringer of cabin bracket assembly mounting structure is reinforced assembly 1, cabin bracket front beam assembly 2, cabin crossbeam assembly 3 and/or is subtracted
Weight loss groove or lightening hole are offered in fast device mounting bracket 4.
In a specific embodiment, Figure 16 and Figure 17 are please referred to, cooling water pump band and water pump mounting bracket 10 are logical
It crosses water pump band mounting hole 25 to be bolted, cooling water pump is fixed by water pump band.Vacuum pump mounting bracket is U-shaped structure, U-shaped
It is provided on the both ends of structure and reinforces the bolted vacuum pump mounting hole 15 of assembly 1 with the left stringer of cabin bracket, vacuum pump is logical
Vacuum pump mounting hole 15 is crossed to be bolted with the left stringer reinforcement assembly 1 of cabin bracket.The cooling water inlet pipe of motor passes through pipeline support
Mounting hole 16 is connect with cabin crossbeam assembly 3 by wiring harness fastener.After buzzer warning device and buzzer warning device bracket are fixedly mounted,
It is bolted by buzzer warning device rack mounting apertures 17 in cabin bracket front beam assembly 2.Charger is installed by charger
Hole (right side) 18, charger mounting hole (left side) 20 and cabin bracket front beam assembly 2, cabin crossbeam assembly 3 are bolted.PTC is solid
Due to PTC bracket and PTC rack mounting apertures 22, it is bolted and is fixedly installed in cabin crossbeam assembly 3.Vacuum tank passes through vacuum tank
Mounting hole 23 is bolted, and is installed on the left stringer of cabin bracket and is reinforced assembly 1.Barometric pressure sensor is sensed by atmospheric pressure
Device mounting hole 24, which is bolted, is fixedly installed in the left stringer reinforcement assembly 1 of cabin bracket.On this bracket assembly mounting structure other
Aperture is fabrication hole, to meet the requirement of the techniques such as coating, welding.
In addition, disclosed herein as well is a kind of vehicle, including cabin bracket assembly mounting structure, and the cabin bracket is total
It is the cabin bracket assembly mounting structure as disclosed in above-described embodiment at mounting structure, therefore, there is the cabin bracket assembly
The vehicle of mounting structure also has above-mentioned all technical effects, and this is no longer going to repeat them.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention.It should be pointed out that for the ordinary skill of the art
, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for personnel, these improvement
It is also fallen within the protection scope of the claims of the present invention with modification.
Claims (10)
1. a kind of cabin bracket assembly mounting structure characterized by comprising
The cabin bracket front beam assembly (2) and cabin crossbeam assembly (3) of lateral arrangement side by side；
It is longitudinally arranged and is set to ipsilateral one end of the cabin bracket front beam assembly (2) and the cabin crossbeam assembly (3)
Left stringer reinforce assembly (1)；
Reinforce the ground that assembly (1) is connect with the left stringer and faces left suspension (28)；
It is longitudinally arranged and is set to ipsilateral one end of the cabin bracket front beam assembly (2) and the cabin crossbeam assembly (3)
Motor mounting rack (30)；
The right suspension (29) being connect with motor mounting rack (30).
2. cabin bracket assembly mounting structure according to claim 1, which is characterized in that further include that both ends are separately connected institute
State the retarder mounting bracket (4) of cabin bracket front beam assembly (2) and the cabin crossbeam assembly (3).
3. cabin bracket assembly mounting structure according to claim 2, which is characterized in that the left stringer reinforces assembly
(1), in the cabin bracket front beam assembly (2), the cabin crossbeam assembly (3) and/or the retarder mounting bracket (4)
It is provided with reinforcing rib.
4. cabin bracket assembly mounting structure according to claim 3, which is characterized in that the reinforcing rib is bending type muscle
Or female-type nest shape muscle.
5. cabin bracket assembly mounting structure according to claim 2, which is characterized in that the left stringer reinforces assembly
It (1) is sealing cavity structural member；
And/or the cabin bracket front beam assembly (2) is sealing cavity structural member；
And/or the cabin crossbeam assembly (3) is sealing cavity structural member；
And/or the retarder mounting bracket (4) is the structural member with recess portion, the structural member recess portion is pacified embedded with retarder
It fills bracket reinforcer (7).
6. cabin bracket assembly mounting structure according to claim 5, which is characterized in that the retarder mounting bracket
(4) casing (26) are installed by the retarder through the retarder mounting bracket (4) and are bolted with motor reducer.
7. cabin bracket assembly mounting structure according to claim 2, which is characterized in that further include that the left stringer is reinforced
Assembly (1), the cabin bracket front beam assembly (2), the cabin crossbeam assembly (3) and/or the retarder mounting bracket
(4) on, for connecting the installation position of external equipment or external equipment bracket.
8. cabin bracket assembly mounting structure according to claim 2, which is characterized in that the left stringer reinforces assembly
(1), in the cabin bracket front beam assembly (2), the cabin crossbeam assembly (3) and/or the retarder mounting bracket (4)
Offer weight loss groove or lightening hole.
9. cabin bracket assembly mounting structure according to claim 2, which is characterized in that the left stringer reinforces assembly
(1), the company of the cabin bracket front beam assembly (2), the cabin crossbeam assembly (3) and the retarder mounting bracket (4)
End welded connecting and entirety are connect in trapezoidal-structure.
10. a kind of vehicle, which is characterized in that including the described in any item cabin bracket assembly mounting structures of such as claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910213136.3A CN109850020A (en) | 2019-03-20 | 2019-03-20 | A kind of cabin bracket assembly mounting structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910213136.3A CN109850020A (en) | 2019-03-20 | 2019-03-20 | A kind of cabin bracket assembly mounting structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109850020A true CN109850020A (en) | 2019-06-07 |
Family
ID=66901364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910213136.3A Pending CN109850020A (en) | 2019-03-20 | 2019-03-20 | A kind of cabin bracket assembly mounting structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109850020A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152846A (en) * | 2020-01-08 | 2020-05-15 | 上海龙创汽车设计股份有限公司 | Automobile engine cabin connecting structure |
| CN111231640A (en) * | 2020-03-31 | 2020-06-05 | 重庆长安汽车股份有限公司 | Engine compartment large support reinforcing structure |
| CN112849274A (en) * | 2021-03-31 | 2021-05-28 | 重庆长安汽车股份有限公司 | Frame beam of vehicle body engine room |
| CN113443010A (en) * | 2021-07-06 | 2021-09-28 | 合肥长安汽车有限公司 | Rear cross beam assembly of automobile cabin |
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| CN111231640A (en) * | 2020-03-31 | 2020-06-05 | 重庆长安汽车股份有限公司 | Engine compartment large support reinforcing structure |
| CN112849274A (en) * | 2021-03-31 | 2021-05-28 | 重庆长安汽车股份有限公司 | Frame beam of vehicle body engine room |
| CN112849274B (en) * | 2021-03-31 | 2023-01-06 | 重庆长安汽车股份有限公司 | Frame beam of vehicle body engine room |
| CN113443010A (en) * | 2021-07-06 | 2021-09-28 | 合肥长安汽车有限公司 | Rear cross beam assembly of automobile cabin |
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Application publication date: 20190607 |