CN114313022A - Aluminum extruded section vehicle body structure for new energy automobile - Google Patents
Aluminum extruded section vehicle body structure for new energy automobile Download PDFInfo
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- CN114313022A CN114313022A CN202111175381.3A CN202111175381A CN114313022A CN 114313022 A CN114313022 A CN 114313022A CN 202111175381 A CN202111175381 A CN 202111175381A CN 114313022 A CN114313022 A CN 114313022A
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000003466 welding Methods 0.000 claims description 45
- 230000003014 reinforcing effect Effects 0.000 claims description 24
- 239000004411 aluminium Substances 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 abstract description 8
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 16
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000000071 blow moulding Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
The invention discloses an aluminum extruded profile vehicle body structure for a new energy automobile, which comprises a floor and a threshold beam, wherein the threshold beam is connected with the floor through lock rivets and structural glue, a cross beam for fixing a seat is arranged on the floor, the cross beam is connected with the threshold beam through drill flow screws and structural glue, the floor comprises a first floor for arranging a carpet surface, a range-extending battery and an automobile pipeline and a second floor for arranging a range-extending oil tank, the first floor is welded with the second floor, the threshold beam is of an extruded molding structure, and the threshold beam is made of aluminum. The invention provides an aluminum extruded section vehicle body structure for a new energy vehicle, which realizes that the aluminum extruded section vehicle threshold for the new energy vehicle and a steel-aluminum mixed vehicle body with the section have the functions of reducing the number of structural parts, facilitating the light weight of the whole vehicle and improving the mechanical property of the whole vehicle.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an aluminum extruded profile automobile body structure for a new energy automobile.
Background
With the increasing of the new energy automobile holding capacity, higher requirements are also put forward on the performance, quality, safety and the like of the automobile. Among them, the lightweight and steel-aluminum hybrid body is the main direction of the current automobile development. Compared with the traditional steel vehicle body, the weight of the vehicle body is increased seriously, the process is complex, and the whole vehicle production rhythm and the endurance mileage of the new energy vehicle are not promoted. Based on this, can realize that the quality is lighter, intensity is higher, and more do benefit to the promotion of the performance, the quality, the safety of car, it is especially important to have improved whole car takt and the aluminium extrusion section threshold cross-section of new energy automobile's continuation of the journey mileage.
In the prior art, the doorsill of a traditional vehicle model is formed by tailor welding a steel structure, so that the weight of the doorsill is increased by about 30% compared with an aluminum extruded section, the whole vehicle is not light, the tailor welding mode of a plurality of steel parts is complex in process, a plurality of clamps and dies are arranged, a required workshop is large in field, the length of a supply chain is long, the cost is high, and the production efficiency of the whole vehicle is influenced.
For example, a rocker beam for a vehicle and a vehicle having the same disclosed in chinese patent document, which is under publication No. CN208585331U, is adapted to be connected to a side surrounding structure of the vehicle, and the rocker beam is also located under a floor of the vehicle and fixed to the floor, and includes: an outer threshold beam; interior threshold roof beam, interior threshold roof beam set up on the medial surface of outer threshold roof beam, and the diapire of interior threshold roof beam includes: low wall section and high wall section, low wall section is located the outside that is close to outer threshold roof beam, high wall section is located the inboard of keeping away from outer threshold roof beam, low wall section is less than and is provided with the connection profile section between high wall section and the low wall section, thereby make the below of low wall section form the battery package connection structure installation space who is sheltered from by the connection profile section, low wall section is used for fixed with battery package connection structure, provide effective protection to the battery package, the shortcoming is that use steel structure tailor-welding to form, weld into threshold welding assembly by interior threshold steel spare and outer threshold steel piece, be unfavorable for whole car lightweight, and the mode of a plurality of steelwork tailor-welding, the technology is complicated, anchor clamps, the mould is in large quantity, required workshop is big, supply chain length, the expense is high, influence whole car production efficiency.
Disclosure of Invention
The invention aims to overcome the defects of large quantity of structural members, heavy weight, poor mechanical property and the like of a threshold area in the prior art,
The problem of low production efficiency provides an aluminium extrusion section bar body structure for new energy automobile, realizes that the aluminium extrusion section bar threshold and the steel-aluminium hybrid automobile body that has this cross-section for new energy automobile have the function that reduces the structure quantity, does benefit to whole car lightweight, promotes the mechanical properties of whole car.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an aluminium extrusion section bar body structure for new energy automobile, includes floor and threshold roof beam, the threshold roof beam is riveted and the structure is glued with the floor through the lock and is connected, be equipped with the crossbeam that is used for fixed seat on the floor, the crossbeam is glued with the threshold roof beam through flow drill screw and structure and is connected, the floor is including the first floor that is used for arranging carpet face, increases journey battery and car pipeline and the second floor that is used for arranging the journey oil tank that increases, first floor and second floor welding, the threshold roof beam is extrusion type shaping structure, the material of threshold roof beam is aluminium. In order to match the arrangement of a carpet surface, a range-extending battery, an automobile pipeline and a range-extending oil tank, the floor is divided into a first floor at the front section and a second floor at the rear end, the front section and the rear section are connected in a spot welding and welding sealing mode, the connection reliability and the sealing performance of the front section and the rear section are ensured, a threshold beam is fixed on the floor through lock riveting and structural glue, a cross beam is used for fixing a seat, the cross beam is connected with the threshold beam through flow drilling screws and structural glue, the structural form of the threshold is reconstructed, an aluminum extruded section structure is used, the number of structural parts of an automobile body is reduced, the precision of the whole automobile is improved, the torsion resistance and the bending resistance of the automobile body are improved by 10 percent through reasonable design of the section and the thickness of the section, the weight is reduced by 30 percent, 50 percent more energy can be absorbed compared with a steel structure in collision, and rust-proof treatment is not needed; through the matching use of aluminium extrusion section bar structure, flow drill screw, lock rivet and structure glue for new energy automobile's steel-aluminium hybrid vehicle body satisfies the needs of installation intensity such as side wall, floor, seat crossbeam, battery package, under automobile body performance, quality, safety prerequisite such as, effectively promotes the mechanical properties of whole car, reduces structure quantity, does benefit to whole car lightweight and environmental protection more.
Preferably, the first floor is horizontally arranged, a central channel reinforcing plate is arranged on the first floor, and the central channel reinforcing plate is welded with the cross beam. The first floor of anterior segment does the level for satisfying the arrangement of carpet face, increase journey battery and car pipeline, effectively solves the arrangement problem of carpet face, increase journey battery and car pipeline.
Preferably, the first floor is further provided with a longitudinal plate for reinforcing a battery pack mounting hanging point and a longitudinal beam for arranging a range-extended battery pack. The longitudinal plate is used for reinforcing the battery pack mounting hanging points, and the longitudinal beam is used for setting the extended-range battery pack.
Preferably, the second floor is provided with a protruding structure matched with an oil pump of the oil tank, and the oil tank is arranged below the protruding structure. The second floor of back end is for satisfying arranging of increasing the journey oil tank, and the arch is done at profile adaptation oil tank molding both ends, and the matching oil tank oil pump effectively solves the problem of arranging of increasing the journey oil tank.
Preferably, the threshold beam comprises a first threshold beam used for fixing the left car door and a second threshold beam used for fixing the right car door, and the first threshold beam and the second threshold beam are symmetrically arranged. The first threshold beam and the second threshold beam of the aluminum extruded section structure which are symmetrically arranged are used for fixing the left and right car doors.
Preferably, the rocker beam extends upwards to form a side wall outer plate for mounting a vehicle door. The side wall outer plate is fixed on the threshold beam and used for mounting a vehicle door.
Preferably, the cross beam is provided with a cross beam connecting plate for arranging a flow drill screw and a mounting seat for arranging a seat, and the cross beam is arranged on the first floor at intervals. The cross beam connecting plate on the cross beam is used for arranging a flow drill screw so as to be convenient for connecting the cross beam with the threshold beam, and the mounting seat on the cross beam is used for arranging a seat.
Preferably, the cross member includes a front seat cross member and a rear seat cross member, and the front seat cross member includes a first front seat cross member and a second front seat cross member. The front seat beam is used for mounting a front seat of the automobile, and the rear seat beam is used for mounting a rear seat of the automobile.
Preferably, the center tunnel reinforcement plate is provided in front of the first front seat cross member, and the seat reinforcement plate is provided on the second front seat cross member. The central passage serves as an exhaust passage. In addition to the exhaust pipe, the central tunnel can also be provided with a drive shaft, a central tunnel reinforcement provided in front of the first front seat cross member for reinforcing the central tunnel, and a seat reinforcement for reinforcing the front seat.
Preferably, the welding is double-sided spot welding. Spot welding is a welding method in which a columnar electrode is used to form a welding spot between the contact surfaces of two overlapping workpieces during welding. During spot welding, workpieces are pressed to be in close contact, then current is conducted, the contact position of the workpieces is melted under the action of resistance heat, and a welding spot is formed after cooling. The welding can also adopt carbon dioxide gas shielded welding, which is one of welding methods and is a method for welding by taking carbon dioxide gas as shielding gas. The method is simple to operate in the aspect of application and is suitable for automatic welding and all-dimensional welding. The welding process is suitable for indoor operation, the shielding gas is cheap, the weld formation is good during short circuit transition, and the welding wire containing deoxidant is used to obtain high quality welded joint without internal defect.
The invention has the following beneficial effects: (1) the extruded section replaces a plurality of structural members, so that the precision of the whole vehicle is improved, and the number of the structural members is reduced; (2) the aluminum extruded section replaces a steel part for tailor welding, so that the whole vehicle is light in weight, and the endurance mileage of the new energy vehicle is effectively improved; (3) the installation strength of the aluminum profile, the side wall, the floor, the seat beam, the battery pack and the like is ensured by matching the aluminum extruded profile structure, the flow drilling screw, the lock rivet and the structural adhesive; (4) the cold connection process of the flow drilling screw and the lock rivet is used, so that the mechanical performance of the whole vehicle is effectively improved, and the cold connection process is more environment-friendly.
Drawings
The invention is further illustrated with reference to the figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the present invention;
FIG. 3 is a schematic view of the structure of the floor panel of the present invention;
FIG. 4 is a bottom view of the structure of the floor panel of the present invention;
FIG. 5 is a schematic diagram of example three of the present invention.
In the figure: floor 1, first floor 1.1, second floor 1.2, threshold roof beam 2, first threshold roof beam 2.1, second threshold roof beam 2.2, the lock is riveted 3, flow bores screw 4, crossbeam 5, preceding seat crossbeam 5.1, first preceding seat crossbeam 5.1.1, second preceding seat crossbeam 5.1.2, back seat crossbeam 5.2, central channel reinforcing plate 6, vertical plate 7, longeron 8, protruding structure 9, side wall planking 10, crossbeam connecting plate 11, mount pad 12, seat reinforcing plate 13, subtract heavy structure 14, reinforcing plate 15, lug 16.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1 or fig. 2, the floor comprises a floor 1 and a threshold beam 2, the threshold beam 2 is connected with the floor 1 through a lock rivet 3 and a structural adhesive, a cross beam 5 for fixing a seat is arranged on the floor 1, the cross beam 5 is connected with the threshold beam 2 through a drill screw 4 and the structural adhesive, the floor 1 comprises a first floor 1.1 for arranging a carpet surface, a range-extended battery and an automobile pipeline and a second floor 1.2 for arranging a range-extended oil tank, the automobile pipeline comprises an air conditioning pipe for adjusting the temperature in the automobile and a motor water pipe for cooling the motor, the pipeline of the motor water pipe is a corrugated blow molding pipeline for vibration isolation, the first floor 1.1 is welded with the second floor 1.2, the threshold beam 2 is of an extrusion molding structure, the material of the threshold beam 2 is aluminum, the first floor 1.1 is horizontally arranged, a central channel reinforcing plate (6) is arranged on the first floor 1.1, the central channel reinforcing plate 6 is welded with the cross beam 5, the welding adopts two-sided spot welding, be equipped with on the second floor 1.2 be used for with the protruding structure 9 of oil tank oil pump adaptation, the oil tank is established in protruding structure 9 below, threshold roof beam 2 is including the first threshold roof beam 2.1 that is used for fixed left door and the second threshold roof beam 2.2 that is used for fixed right door, first threshold roof beam 2.1 sets up with second threshold roof beam 2.2 symmetry, threshold roof beam 2 upwards extends and is equipped with the side wall planking 10 that is used for installing the door, be equipped with the crossbeam connecting plate 11 that is used for setting up flow drill screw 4 on the crossbeam 5, crossbeam 5 sets up at first floor 1.1 upper shed interval.
Among the above-mentioned technical scheme, for the arrangement that matches the carpet face, increase journey battery, car pipeline and increase journey oil tank, divide floor 1 into the first floor 1.1 of anterior segment and the second floor 1.2 of rear end, the vibration isolation structure that the ripple blow molding pipeline was taken as the car pipeline from the area, there is not other unnecessary shock-absorbing structure, moreover, the steam generator is simple in structure, and the space is saved, anterior segment and back end use spot welding and weld sealed connected mode, ensure front and back section connection reliability and leakproofness, spot welding means to utilize the column electrode during the welding, form the welding method of solder joint between two overlap joint work piece contact surfaces. During spot welding, workpieces are pressed to be in close contact, then current is conducted, the contact position of the workpieces is melted under the action of resistance heat, and a welding spot is formed after cooling. The welding can also adopt carbon dioxide gas shielded welding, which is one of welding methods and is a method for welding by taking carbon dioxide gas as shielding gas. The method is simple to operate in the aspect of application and is suitable for automatic welding and all-dimensional welding. The welding process is suitable for indoor operation, the shielding gas is cheap, the weld formation is good during short circuit transition, and the welding wire containing deoxidant is used to obtain high quality welded joint without internal defect. Threshold roof beam 2 is riveted 3 through the lock and is fixed on floor 1 with the structure glue, crossbeam 5 is used for fixed seat, crossbeam 5 is connected with threshold roof beam 2 through flow drill screw 4 and structure glue, the structural style of threshold has been reconstructed, aluminium extruded section bar structure has been used, automobile body structure spare quantity has been reduced, whole car precision has been promoted, through the rational design to section bar cross-section and material thickness, make the antitorque bending resistance of automobile body promote 10%, weight reduction 30%, can compare steel structure and absorb 50% more energy in the collision, and need not carry out the rust-resistant processing. Through the matching use of aluminium extrusion section bar structure, flow and bore screw 4, lock riveting 3 and structure glue for new energy automobile's steel aluminium hybrid vehicle body satisfies the needs of installation intensity such as side wall, floor, seat crossbeam, battery package, under automobile body performance, quality, safety etc. prerequisite, effectively promotes the mechanical properties of whole car, reduces structure quantity, does benefit to whole car lightweight and environmental protection more. The level is done for satisfying arranging of carpet face, increase journey battery and car pipeline in the first floor 1.1 of anterior segment, effectively solves the problem of arranging of carpet face, increase journey battery and car pipeline, and the second floor 1.2 of back end is for satisfying arranging of increasing the journey oil tank, and the arch is done at profile adaptation oil tank molding both ends, and the matching oil tank oil pump effectively solves the problem of arranging of increasing the journey oil tank. First threshold roof beam 2.1 and the second threshold roof beam 2.2 of the aluminium extrusion section bar structure of symmetry setting are used for fixed door about, and side wall planking 10 is fixed on the threshold roof beam, and side wall planking 10 is used for installing the door, and crossbeam connecting plate 11 on the crossbeam 5 is used for setting up the flow and bores screw 4, is convenient for connect crossbeam 5 and threshold roof beam 2.
The second embodiment is as follows:
as shown in fig. 2, in addition to embodiment 1, the first floor 1.1 is further provided with a vertical plate 7 for reinforcing a battery pack mounting hanging point and a longitudinal beam 8 for mounting a range-extended battery pack, and the cross beam 5 is provided with a mounting seat 12 for mounting a seat. Crossbeam 5 includes preceding seat crossbeam 5.1 and back seat crossbeam 5.2, and preceding seat crossbeam 5.1 includes first preceding seat crossbeam 5.1.1 and second preceding seat crossbeam 5.1.2, and central channel reinforcing plate 6 is established in first preceding seat crossbeam 5.1.1 the place ahead, is equipped with seat reinforcing plate 13 on the second preceding seat crossbeam 5.1.2.
Among the above-mentioned technical scheme, vertical plate 7 is used for strengthening the battery package installation hanging point, longeron 8 is used for setting up the range-extending battery package, mount pad 12 on the crossbeam 5 is used for setting up the seat, front seat crossbeam 5.1 is used for installing the car front seat, back seat crossbeam 5.2 is used for installing the car back seat, the central channel is as the blast pipe passageway, except that the blast pipe, the drive shaft also can be arranged to the central channel, establish central channel reinforcing plate 6 in first front seat crossbeam 5.1.1 the place ahead and be used for strengthening fixedly to the central channel, seat reinforcing plate 13 is used for strengthening fixedly to the front seat.
The third concrete embodiment:
as shown in fig. 3, in the embodiment 2, a weight-reducing structure 14 and a reinforcing plate 15 are provided in the sill beam 2, and a projection 16 for connecting a skid and a fender is provided at the bottom of the sill beam 2.
Among the above-mentioned technical scheme, sill beam 2 is inside to be that sectional subtracts heavy structure 14 and reinforcing plate 15 and constitutes a plurality of cavitys, reinforcing plate 15 asymmetric arrangement to the cavity that forms also is asymmetric distribution, and every cavity all has sufficient intensity, material saving, weight reduction and improved anti distortion ability, sill beam 2 bottom's the terminal surface and skid and backplate adaptation, be convenient for sill beam 2 and skid and backplate be connected.
Furthermore, the pipeline of the automobile pipeline is a corrugated blow molding pipeline for vibration isolation. The corrugated blow molding pipeline is used as a vibration isolation structure of the pipeline, other redundant damping structures are omitted, the structure is simple, and the space is saved.
The invention has the following beneficial effects: (1) the extruded section replaces a plurality of structural members, so that the precision of the whole vehicle is improved, and the number of the structural members is reduced; (2) the aluminum extruded section replaces a steel part for tailor welding, so that the whole vehicle is light in weight, and the endurance mileage of the new energy vehicle is effectively improved; (3) the installation strength of the aluminum profile, the side wall, the floor, the seat beam, the battery pack and the like is ensured by matching the aluminum extruded profile structure, the flow drilling screw, the lock rivet and the structural adhesive; (4) the cold connection process of the flow drilling screw and the lock rivet is used, so that the mechanical performance of the whole vehicle is effectively improved, and the cold connection process is more environment-friendly.
Claims (10)
1. The utility model provides an aluminium extrusion section car body structure for new energy automobile, includes floor (1) and threshold roof beam (2), its characterized in that: threshold roof beam (2) are riveted (3) and are glued with the structure through the lock with floor (1), be equipped with crossbeam (5) that are used for fixed seat on floor (1), crossbeam (5) are glued with threshold roof beam (2) through flow drill screw (4) and structure and are connected, floor (1) is including first floor (1.1) that is used for arranging carpet face, increases journey battery and car pipeline and second floor (1.2) that is used for arranging the increase journey oil tank, first floor (1.1) and second floor (1.2) welding, threshold roof beam (2) are extrusion type shaping structure, the material of threshold roof beam (2) is aluminium.
2. The aluminum extruded profile vehicle body structure for a new energy automobile as recited in claim 1, wherein: the first floor (1.1) is horizontally arranged, a central channel reinforcing plate (6) is arranged on the first floor (1.1), and the central channel reinforcing plate (6) is welded with the cross beam (5).
3. The aluminum extruded profile vehicle body structure for a new energy automobile as recited in claim 1, wherein: the first floor (1.1) is further provided with a longitudinal plate (7) used for reinforcing a battery pack mounting hanging point and a longitudinal beam (8) used for arranging a range-extended battery pack.
4. The aluminum extruded profile vehicle body structure for a new energy automobile as recited in claim 1, wherein: be equipped with on second floor (1.2) and be used for with protruding structure (9) of oil tank oil pump adaptation, the oil tank is established in protruding structure (9) below.
5. The aluminum extruded profile vehicle body structure for a new energy automobile as recited in claim 1, wherein: threshold roof beam (2) are including first threshold roof beam (2.1) that are used for fixed left door and second threshold roof beam (2.2) that are used for fixed right door, first threshold roof beam (2.1) and second threshold roof beam (2.2) symmetry set up.
6. The aluminum extruded profile vehicle body structure for a new energy automobile according to claim 1 or 5, characterized in that: and a side wall outer plate (10) for mounting a vehicle door is arranged on the threshold beam (2) in an upward extending manner.
7. The aluminum extruded profile vehicle body structure for a new energy automobile according to claim 1, 2 or 3, characterized in that: the floor is characterized in that a beam connecting plate (11) for arranging a flow drill screw (4) and a mounting seat (12) for arranging a seat are arranged on the beam (5), and the beam (5) is arranged on the first floor (1.1) at intervals.
8. The aluminum extruded profile vehicle body structure for a new energy automobile as recited in claim 1, wherein: the crossbeam (5) comprises a front seat crossbeam (5.1) and a rear seat crossbeam (5.2), and the front seat crossbeam (5.1) comprises a first front seat crossbeam (5.1.1) and a second front seat crossbeam (5.1.2).
9. The aluminum extruded profile vehicle body structure for a new energy automobile according to claim 2 or 8, characterized in that: the central channel reinforcing plate (6) is arranged in front of the first front seat cross beam (5.1.1), and the second front seat cross beam (5.1.2) is provided with a seat reinforcing plate (13).
10. The aluminum extruded profile vehicle body structure for a new energy automobile according to claim 1 or 2, characterized in that: and the welding adopts double-sided spot welding.
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| CN202111175381.3A CN114313022A (en) | 2021-10-09 | 2021-10-09 | Aluminum extruded section vehicle body structure for new energy automobile |
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| CN202111175381.3A CN114313022A (en) | 2021-10-09 | 2021-10-09 | Aluminum extruded section vehicle body structure for new energy automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114275058A (en) * | 2021-11-11 | 2022-04-05 | 浙江零跑科技股份有限公司 | Increase floor assembly structure before journey car |
| CN116118872A (en) * | 2023-03-29 | 2023-05-16 | 重庆长安新能源汽车科技有限公司 | Threshold structure of integrated blast pipe and car |
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| DE102006015414A1 (en) * | 2006-04-03 | 2007-10-18 | Audi Ag | Hollow support section for side door sill of e.g. passenger car, has inner section provided for stiffening support section, where inner section is formed of wall area, where wall area is arc-shaped in cross section |
| CN101475023A (en) * | 2008-09-22 | 2009-07-08 | 重庆长安汽车股份有限公司 | Rear floor structure of automobile |
| CN102442357A (en) * | 2010-10-11 | 2012-05-09 | 通用汽车环球科技运作有限责任公司 | Reinforced rocker panel structure |
| CN208682949U (en) * | 2018-08-03 | 2019-04-02 | 苏州同捷汽车科技发展有限公司 | A kind of aluminium doorsill structure |
| CN209290506U (en) * | 2018-12-06 | 2019-08-23 | 广州汽车集团股份有限公司 | Upright column joint assembly and automobile |
| CN209667219U (en) * | 2018-12-11 | 2019-11-22 | 广州汽车集团股份有限公司 | Automobile side structure and automobile |
| CN209382107U (en) * | 2018-12-17 | 2019-09-13 | 浙江众泰汽车制造有限公司 | The underbody structure of hybrid vehicle |
| CN209366298U (en) * | 2018-12-28 | 2019-09-10 | 广州汽车集团股份有限公司 | A kind of automobile and its lightweight body structure |
| CN111845950A (en) * | 2019-04-24 | 2020-10-30 | 上海汽车集团股份有限公司 | Upper vehicle body of MPV vehicle type or VAN vehicle type |
| CN209888947U (en) * | 2019-05-06 | 2020-01-03 | 广州汽车集团股份有限公司 | Front floor assembly structure |
| CN210364088U (en) * | 2019-08-08 | 2020-04-21 | 宜宾凯翼汽车有限公司 | Electric automobile front floor assembly |
| CN110539800A (en) * | 2019-08-28 | 2019-12-06 | 宁波拓普汽车电子有限公司 | Front auxiliary frame with hollow casting and section welding combined structure |
| CN112441130A (en) * | 2019-09-04 | 2021-03-05 | 宁波吉利汽车研究开发有限公司 | Automobile doorsill beam, automobile body and automobile |
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| CN212473098U (en) * | 2020-06-17 | 2021-02-05 | 东风小康汽车有限公司重庆分公司 | Range-extending type automobile fuel tank and automobile comprising same |
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