CN107738693A - A kind of front wall assembly of body structure - Google Patents
A kind of front wall assembly of body structure Download PDFInfo
- Publication number
- CN107738693A CN107738693A CN201711125059.3A CN201711125059A CN107738693A CN 107738693 A CN107738693 A CN 107738693A CN 201711125059 A CN201711125059 A CN 201711125059A CN 107738693 A CN107738693 A CN 107738693A
- Authority
- CN
- China
- Prior art keywords
- front wall
- windshield
- roof
- body structure
- vehicle body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000000956 alloy Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 2
- 239000000446 fuel Substances 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000002146 bilateral effect Effects 0.000 description 11
- 238000005452 bending Methods 0.000 description 6
- 230000037396 body weight Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D29/00—Superstructures, understructures, or sub-units thereof, characterised by the material thereof
- B62D29/008—Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of light alloys, e.g. extruded
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
本发明公开了一种车身结构的前围总成，应用在无轨陆用车辆领域，包括均由铝合金材料制成的顶横梁、前风窗上横梁、前风窗连接梁、前风窗下横梁、前围左右立柱及连接立柱，顶横梁与前围左右立柱相连接，前风窗上横梁与前围左右立柱相连接，前风窗连接梁与前围左右立柱相连接，前风窗下横梁与前围左右立柱相连接，顶横梁与连接立柱相连接，前风窗上横梁与连接立柱相连接。在现有技术中，车身结构的前围总成的材料一般采用钢材，导致车身重量较高，客车自重上的燃油消耗高，不符合节能减排的目的。本发明可减轻车身重量，降低整车装备质量，提高汽车的动力性，减少在客车自重上的燃油消耗，符合节能减排的目的。
The invention discloses a cowl assembly of a vehicle body structure, which is applied in the field of trackless land vehicles, and comprises a top beam, an upper beam of a windshield, a connecting beam of a windshield, and a lower beam of a windshield, all of which are made of aluminum alloy materials. Crossbeam, front wall left and right pillars and connecting pillars, the top crossbeam is connected with the front wall left and right pillars, the front windshield upper crossbeam is connected with the front wall left and right pillars, the front windshield connecting beam is connected with the front wall left and right pillars, the front windshield bottom The beam is connected with the left and right columns of the front wall, the top beam is connected with the connecting column, and the upper beam of the windshield is connected with the connecting column. In the prior art, the material of the front wall assembly of the vehicle body structure is generally made of steel, resulting in a high weight of the vehicle body and high fuel consumption of the passenger car, which does not meet the purpose of energy saving and emission reduction. The invention can reduce the weight of the vehicle body, reduce the equipment quality of the whole vehicle, improve the dynamic performance of the vehicle, reduce the fuel consumption on the self-weight of the passenger vehicle, and meet the purpose of energy saving and emission reduction.
Description
Technical field
The invention belongs to trackless terrestrial vehicle field, and in particular to a kind of front wall assembly of body structure.
Background technology
In the prior art, the material of the front wall assembly of body structure typically uses steel, causes car body weight higher, carries
High unloaded WT, increase the fuel consumption on carriage tare weight, do not meet the purpose of energy-saving and emission-reduction.
Therefore, it is necessary to work out a kind of front wall assembly of body structure, to mitigate car body weight, vehicle equipment matter is reduced
Amount, improves the dynamic property of automobile, reduces the fuel consumption on carriage tare weight, meet the purpose of energy-saving and emission-reduction.
The content of the invention
In view of this, it is an object of the invention to provide a kind of front wall assembly of body structure, to mitigate car body weight, drop
Low unloaded WT, the dynamic property of automobile is improved, reduce the fuel consumption on carriage tare weight, meet the mesh of energy-saving and emission-reduction
's.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of front wall assembly of body structure, it includes head piece, front windshield entablature, front windshield tie-beam, front windshield
Sill, front wall left and right pillar, connection column, the head piece are connected with front wall left and right pillar, the front windshield entablature
Be connected with front wall left and right pillar, the front windshield tie-beam is connected with front wall left and right pillar, the front windshield lower beam with
Front wall left and right pillar is connected, and the head piece is connected with being connected column, and the front windshield entablature is connected with being connected column
Connect, the head piece, front windshield entablature, front windshield tie-beam, front windshield lower beam, front wall left and right pillar, connection column
Structure uses aluminum alloy materials.
Preferably, the front wall assembly of the body structure, under the front windshield entablature, front windshield tie-beam, front windshield
Crossbeam, front wall left and right pillar and connection column are made of aluminium alloy pipe structure.
Preferably, the front wall assembly of the body structure, under the front windshield entablature, front windshield tie-beam, front windshield
Connected mode between crossbeam, front wall left and right pillar, connection column is welding.
Preferably, the front wall assembly of the body structure, the head piece are bilateral symmetry, a left side for the head piece
Right symmetrical structure includes preceding head piece, sinciput arc plate, sinciput tie-beam, and the sinciput arc plate is connected with sinciput tie-beam, institute
State sinciput tie-beam with preceding head piece to be connected, the preceding head piece is aluminium alloy pipe, the sinciput arc plate, sinciput tie-beam
For aluminum alloy plate materials.
Preferably, the front wall assembly of the body structure, under the front windshield entablature, front windshield tie-beam, front windshield
The moulding process for the aluminium alloy pipe that crossbeam, front wall left and right pillar, connection column, preceding head piece use is aluminium extrusion technique.
Preferably, the front wall assembly of the body structure, the scope of the radius of curvature of the sinciput arc plate is 84~
104mm。
Preferably, the front wall assembly of the body structure, the bilateral symmetry of the head piece also include sinciput and strengthened
Plate, the sinciput tie-beam are connected with sinciput reinforcing plate, and the sinciput reinforcing plate is aluminum alloy plate materials.
Preferably, the front wall assembly of the body structure, the preceding head piece, sinciput arc plate, sinciput reinforcing plate, sinciput connect
It is welding to connect the connected mode between beam.
Preferably, the front wall assembly of the body structure, the production technology of the bilateral symmetry of the head piece are to spell
Welding.
The beneficial effects of the present invention are：
1st, compared with the front wall assembly of the body structure of prior art, it is total that the present invention provides a kind of front wall of body structure
Into, it includes head piece, front windshield entablature, front windshield tie-beam, front windshield lower beam, front wall left and right pillar, connection column,
The head piece, front windshield entablature, front windshield tie-beam, front windshield lower beam, front wall left and right pillar, the structure for connecting column
Using aluminum alloy materials.The improvement can mitigate car body weight, reduce unloaded WT, improve the dynamic property of automobile, reduce
Fuel consumption on carriage tare weight, meet the purpose of energy-saving and emission-reduction.
2nd, the front windshield entablature, front windshield tie-beam, front windshield lower beam, front wall left and right pillar and connection column
Structure uses aluminium alloy pipe.The improvement further alleviates front wall assembly weight, so as to alleviate reorganizing and outfit for bus body
Quality.
3rd, the head piece is bilateral symmetry, and the bilateral symmetry of the head piece includes preceding head piece, sinciput
Arc plate, sinciput reinforcing plate and sinciput tie-beam, the sinciput arc plate are connected with sinciput tie-beam, and the sinciput tie-beam is with before
Top reinforcing plate is connected, and the sinciput tie-beam is connected with preceding head piece, and the preceding head piece is aluminium alloy pipe, before described
It is aluminum alloy plate materials to push up arc plate, sinciput reinforcing plate, sinciput tie-beam.The improvement further alleviates front wall assembly weight, from
And alleviate the kerb weight of bus body.
4th, the front windshield entablature, front windshield tie-beam, front windshield lower beam, front wall left and right pillar, connection column, preceding
The moulding process for the aluminium alloy pipe that the structure of head piece uses is aluminium extrusion technique.This improvement increased the power of aluminium alloy pipe
Performance is learned, so as to improve the intensity of front wall assembly.
5th, the scope of the radius of curvature of the sinciput arc plate is 84~104mm.The improvement increases in-car seat installing space
With the arrangement in driver's compartment space.
6th, the bilateral symmetry of the head piece also includes sinciput reinforcing plate, the sinciput tie-beam and sinciput reinforcing plate
It is connected, the sinciput reinforcing plate is aluminum alloy plate materials.The improvement further increases the intensity of front wall assembly.
7th, the production technology of the bilateral symmetry of the head piece is butt welding process.The radius of curvature of the sinciput arc plate
Scope be 84~104mm, compared with the bending technique of aluminium alloy pipe, butt welding process can solve radius bend in bending technique
The problem of less than 200mm bending difficulties, and aluminium alloy pipe surface can be reduced orange peel effect or fracture phenomenon occurs, improve
The yield rate of product.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is front wall assembly main structure diagram of the present invention；
Fig. 2 is head piece main structure diagram of the present invention；
Fig. 3 is head piece welding structural upright structural representation of the present invention.
Marked in accompanying drawing as follows：Head piece 1, front windshield entablature 2, front windshield tie-beam 3, front windshield lower beam 4, front wall
Left and right pillar 5, connection column 6, preceding head piece 11, sinciput arc plate 12, sinciput reinforcing plate 13, sinciput tie-beam 14.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
Embodiment 1
As shown in figure 1, a kind of front wall assembly of body structure, it includes head piece 1, front windshield entablature 2, front windshield and connected
Beam 3, front windshield lower beam 4, front wall left and right pillar 5, connection column 6 are connect, the head piece 1 is connected with front wall left and right pillar 5,
The front windshield entablature 2 is connected with front wall left and right pillar 5, and the front windshield tie-beam 3 is connected with front wall left and right pillar 5
Connect, the front windshield lower beam 4 is connected with front wall left and right pillar 5, and the head piece 1 is connected with being connected column 6, before described
Air regulator entablature 2 is connected with being connected column 6, under the head piece 1, front windshield entablature 2, front windshield tie-beam 3, front windshield
Crossbeam 4, front wall left and right pillar 5, the structure of connection column 6 use aluminum alloy materials.With the front wall of the body structure of prior art
Assembly is compared, and the improvement can mitigate car body weight, reduces unloaded WT, improves the dynamic property of automobile, is reduced in car certainly
Fuel consumption on again, meet the purpose of energy-saving and emission-reduction.
Wherein, the both ends of head piece are connected with homonymy one end that two front wall left and right pillars are oppositely arranged vertically, before described
Air regulator entablature, front windshield tie-beam, front windshield lower beam are set in parallel in the lower section of head piece successively and both ends and front wall are left
Right column connects.Also connected between head piece and front windshield entablature by vertically disposed connection column.
Embodiment 2
As shown in Figure 2,3, on the basis of a kind of front wall assembly of body structure described in embodiment 1, on the front windshield
Crossbeam 2, front windshield tie-beam 3, front windshield lower beam 4, front wall left and right pillar 5 and connect column 6 structure use aluminium-alloy pipe
Material.The improvement further alleviates front wall assembly weight, so as to alleviate the kerb weight of bus body.On the front windshield
Crossbeam 2, front windshield tie-beam 3, front windshield lower beam 4, front wall left and right pillar 5, connect column 6 structure between connected mode
It is welding.
Embodiment 3
On the basis of a kind of front wall assembly of body structure described in embodiment 2, the head piece 1 is symmetrical knot
Structure, the bilateral symmetry of the head piece 1 include preceding head piece 11, sinciput arc plate 12, sinciput reinforcing plate 13 and connected with sinciput
Beam 14, the sinciput arc plate 12 are connected with sinciput tie-beam 14, and the sinciput tie-beam 14 is connected with sinciput reinforcing plate 13,
The sinciput tie-beam 14 is connected with preceding head piece 11, and the preceding head piece 11 is aluminium alloy pipe, the sinciput arc plate 12,
Sinciput tie-beam 14 is aluminum alloy plate materials.The improvement further alleviates front wall assembly weight, so as to alleviate bus body
Kerb weight.
Wherein sinciput tie-beam is arranged on preceding head piece both ends, and passes through sinciput arc plate and sinciput reinforcing plate and sinciput respectively
The transition of mo(u)ld bottom half face connects on crossbeam.
Embodiment 4
On the basis of a kind of front wall assembly of body structure described in embodiment 3, the front windshield entablature 2, front windshield
The aluminium-alloy pipe that tie-beam 3, front windshield lower beam 4, front wall left and right pillar 5, connection column 6, the structure of preceding head piece 11 use
The moulding process of material is aluminium extrusion technique.This improvement increased the mechanical property of aluminium alloy pipe, so as to improve front wall assembly
Intensity.
Embodiment 5
On the basis of a kind of front wall assembly of body structure described in embodiment 4, the radius of curvature of the sinciput arc plate 12
Scope be 84~104mm.The improvement increases the arrangement in in-car seat installing space and driver's compartment space.
Embodiment 6
On the basis of a kind of front wall assembly of body structure described in embodiment 5, the bilateral symmetry of the head piece 1
Also include sinciput reinforcing plate 13, the sinciput tie-beam 14 is connected with sinciput reinforcing plate 13, and the sinciput reinforcing plate 13 is aluminium
Sheet alloy.The improvement further increases the intensity of front wall assembly.The preceding head piece 11, sinciput arc plate 12, sinciput are strengthened
Plate 13, sinciput tie-beam 14 structure between connected mode be welding.
Embodiment 7
On the basis of a kind of front wall assembly of body structure described in embodiment 6, the bilateral symmetry of the head piece 1
Production technology be butt welding process.The scope of the radius of curvature of the sinciput arc plate 12 is 84~104mm, with aluminium alloy pipe
Bending technique is compared, and butt welding process can solve the problems, such as that radius bend is less than 200mm bending difficulties in bending technique, and can subtract
Orange peel effect or fracture phenomenon occurs in few aluminium alloy pipe surface, improves the yield rate of product.
The production technology of the bilateral symmetry of the head piece 1 is butt welding process.It is total that the improvement can substantially reduce front wall
Into manufacture difficulty, be advantageous to processing and fabricating, machining accuracy can be ensured, reduce the manufacturing cost of car, shorten the production cycle,
Meet the requirement produced in enormous quantities in auto manufacturing.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125059.3A CN107738693B (en) | 2017-11-14 | 2017-11-14 | Front wall assembly of a vehicle body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125059.3A CN107738693B (en) | 2017-11-14 | 2017-11-14 | Front wall assembly of a vehicle body structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107738693A true CN107738693A (en) | 2018-02-27 |
| CN107738693B CN107738693B (en) | 2024-12-03 |
Family
ID=61234943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711125059.3A Active CN107738693B (en) | 2017-11-14 | 2017-11-14 | Front wall assembly of a vehicle body structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107738693B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674659A (en) * | 2023-05-08 | 2023-09-01 | 贵州新山地新能源汽车制造有限公司 | A high-strength and lightweight body structure using a new technology |
| CN117485433A (en) * | 2023-11-01 | 2024-02-02 | 一汽解放汽车有限公司 | Beam-type front wall assembly and body structure |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009695A (en) * | 2010-06-13 | 2011-04-13 | 贾秉成 | Frame component |
| CN102009700A (en) * | 2010-06-13 | 2011-04-13 | 贾秉成 | Automotive chassis part |
| KR20120000363A (en) * | 2010-06-25 | 2012-01-02 | 주식회사 디유에이엔아이 | Side assembly, roof assembly and lightweight bus body with them |
| CN102582689A (en) * | 2012-02-24 | 2012-07-18 | 东风汽车有限公司 | A full load-bearing body structure of a new energy bus |
| CN102815338A (en) * | 2012-08-09 | 2012-12-12 | 湖南晟通科技集团有限公司 | Frame structure for car body of light-weight full-loading type passenger car |
| CN203306104U (en) * | 2013-06-24 | 2013-11-27 | 东风汽车公司 | Rear wall frame structure of lightweight passenger car body |
| CN104290823A (en) * | 2014-09-26 | 2015-01-21 | 东风扬子江汽车(武汉)有限责任公司 | Passenger vehicle body structure |
| CN204137135U (en) * | 2014-09-19 | 2015-02-04 | 东风商用车有限公司 | An aluminum alloy passenger car skeleton beam connection joint |
| CN204659836U (en) * | 2015-05-29 | 2015-09-23 | 重庆穗通实业股份有限公司 | Electric bus body structure |
| CN106005048A (en) * | 2016-07-20 | 2016-10-12 | 福建省南铝板带加工有限公司 | Bus skeleton assembly |
| CN207416963U (en) * | 2017-11-14 | 2018-05-29 | 辽宁忠旺特种车辆制造有限公司 | A kind of front wall assembly of body structure |
-
2017
- 2017-11-14 CN CN201711125059.3A patent/CN107738693B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009695A (en) * | 2010-06-13 | 2011-04-13 | 贾秉成 | Frame component |
| CN102009700A (en) * | 2010-06-13 | 2011-04-13 | 贾秉成 | Automotive chassis part |
| KR20120000363A (en) * | 2010-06-25 | 2012-01-02 | 주식회사 디유에이엔아이 | Side assembly, roof assembly and lightweight bus body with them |
| CN102582689A (en) * | 2012-02-24 | 2012-07-18 | 东风汽车有限公司 | A full load-bearing body structure of a new energy bus |
| CN102815338A (en) * | 2012-08-09 | 2012-12-12 | 湖南晟通科技集团有限公司 | Frame structure for car body of light-weight full-loading type passenger car |
| CN203306104U (en) * | 2013-06-24 | 2013-11-27 | 东风汽车公司 | Rear wall frame structure of lightweight passenger car body |
| CN204137135U (en) * | 2014-09-19 | 2015-02-04 | 东风商用车有限公司 | An aluminum alloy passenger car skeleton beam connection joint |
| CN104290823A (en) * | 2014-09-26 | 2015-01-21 | 东风扬子江汽车(武汉)有限责任公司 | Passenger vehicle body structure |
| CN204659836U (en) * | 2015-05-29 | 2015-09-23 | 重庆穗通实业股份有限公司 | Electric bus body structure |
| CN106005048A (en) * | 2016-07-20 | 2016-10-12 | 福建省南铝板带加工有限公司 | Bus skeleton assembly |
| CN207416963U (en) * | 2017-11-14 | 2018-05-29 | 辽宁忠旺特种车辆制造有限公司 | A kind of front wall assembly of body structure |
Non-Patent Citations (1)
| Title |
|---|
| 唐友名: "客车安全技术", 31 October 2015, 厦门大学出版社, pages: 271 - 276 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674659A (en) * | 2023-05-08 | 2023-09-01 | 贵州新山地新能源汽车制造有限公司 | A high-strength and lightweight body structure using a new technology |
| CN117485433A (en) * | 2023-11-01 | 2024-02-02 | 一汽解放汽车有限公司 | Beam-type front wall assembly and body structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107738693B (en) | 2024-12-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211568115U (en) | A carbon fiber composite material for the sill beam structure of hydrogen energy vehicles | |
| CN203544138U (en) | Light-duty passenger car body top cover skeleton structure | |
| CN104943753A (en) | Variable-thickness automobile doorsill beam and manufacturing method thereof | |
| CN204527331U (en) | A kind of electronic vehicle body B-pillar structure | |
| CN203805994U (en) | Rear auxiliary frame and automobile | |
| CN110038931B (en) | Rolling forming method for U-shaped section type part of automobile high-strength plate | |
| CN209553308U (en) | A kind of Rear secondary frame for vehicle | |
| CN204527349U (en) | Pure electric vehicle front wall cross sill | |
| CN207416963U (en) | A kind of front wall assembly of body structure | |
| CN206664707U (en) | The front longitudinal and automobile of automobile | |
| CN107738693B (en) | Front wall assembly of a vehicle body structure | |
| CN201712663U (en) | Integral subframe longitudinal beam of dump truck | |
| CN206265145U (en) | Low-speed electronic automotive light weight technology vehicle body framework construction | |
| CN206012752U (en) | A kind of compartment of motor wagon | |
| CN204323488U (en) | A kind of electric automobile frame of bearing type novel structure | |
| CN204623572U (en) | Electric automobile frame | |
| CN203806014U (en) | Side beam structure shared by front floor assemblies of old and new vehicle models | |
| CN205971514U (en) | Electric automobile topside roof beam | |
| CN201604693U (en) | Connecting base of frame assembly of truck with circular tube-shaped crossbeam | |
| CN206203095U (en) | Aluminium alloy two-part stack shell tank body | |
| CN103287495A (en) | Automobile body structure | |
| CN205327191U (en) | Use car body owner load -bearing structure that combined material made | |
| CN202448989U (en) | Cab shell for high-speed railway vehicle | |
| CN104477241B (en) | A kind of tank car crossbeam and its processing method | |
| CN203511769U (en) | Automobile body structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |