CN207191175U - A kind of electric automobile car body of aluminum alloy structure - Google Patents
A kind of electric automobile car body of aluminum alloy structure Download PDFInfo
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- CN207191175U CN207191175U CN201721198638.6U CN201721198638U CN207191175U CN 207191175 U CN207191175 U CN 207191175U CN 201721198638 U CN201721198638 U CN 201721198638U CN 207191175 U CN207191175 U CN 207191175U
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Abstract
A kind of electric automobile car body of aluminum alloy structure is the utility model is related to, the body structure includes lower body structure and upper body structure, and the upper body structure setting has electrokinetic cell mount structure module in the lower body superstructure, the lower body structure；The electrokinetic cell mount structure module includes electrokinetic cell frame, and the electrokinetic cell frame is located at the centre position of the lower body structure, is integral die-cast integrated molding with the lower body structure, the electrokinetic cell inframe side is provided with reinforcement.The utility model uses a part of the electrokinetic cell mount structure that integral die-cast is molded for lower body structure, forms high intensity, the structure of high rigidity, and by using extrusion process, effectively reduce vehicle body parts quantity, reduce die cost, improving production efficiency.
Description
Technical field
It the utility model is related to electric automobile design field, and in particular to a kind of electric automobile car body of aluminum alloy structure.
Background technology
Increasingly serious with energy resource consumption and environmental problem, electric automobile is one of inexorable trend of development of automobile.It is right
In electric automobile, course continuation mileage is one of its key factor popularized, and light-weighted design is favorably improved electronic vapour
The course continuation mileage of car, at the same it is also helpful to manipulation stability, energy utilization rate.Therefore, lightweight is carried out for electric automobile
Design sense is great.
In addition, electric automobile particularly pure electric automobile, the crashworthiness of electrokinetic cell is most important, in automobile light weight
When changing design, it is necessary to the security of electrokinetic cell during in view of collision property, particularly side collision and head-on crash.
Aluminium alloy is used as electric car body designs, by rationally designing, lightweight and crashworthiness can be met
Design requirement.But conventional steel automotive body structure, parts are numerous, if being simply substituted for aluminium alloy, in intensity, just
Degree, crashworthiness etc. are extremely difficult to preferable performance, and can cause increasing considerably for vehicle body cost.
Utility model content
Based on above mentioned problem, the utility model provides a kind of electric automobile car body of aluminum alloy structure, and vehicle body uses extruded aluminium
Alloy and pack alloy are designed, and realize electric car body light-weight design, the design of good crashworthiness, and
Car body of aluminum alloy amount of parts is further reduced, realizes that electric automobile car body of aluminum alloy cost is controllable.
In short, the technical solution of the utility model is chosen aluminum alloy materials and made in terms of material selection and angle of arranging in pairs or groups
The material designed for body structure, and the extruding aluminium alloy of low cost process is mainly used, and can preferably realize modularization
Design and meet the pack alloy of intensity and toughness requirement, realize lightweight, high intensity, high rigidity, crash-worthiness design and into
This controllable design.Aluminium alloy has the characteristics that low-density, mouldability are strong, strength modulus is high, compared to conventional steel part, full
Under conditions of the basic performances such as sufficient strength and stiffness, body structure quality can be mitigated.Extruding aluminium alloy has the excellent of low cost
Gesture, and extruding aluminium alloy section designability is strong, can be required according to different performance, realizes the extruded aluminium of different cross section design
Alloy designs., can be with and by rationally integrating and integral die-cast aluminium alloy is beneficial to the structure design for carrying out high intensity high rigidity
The modularized design of structure is realized, reduces amount of parts, is easy to reduce extrusion process cost.
Concrete technical scheme of the present utility model is as follows：
A kind of electric automobile car body of aluminum alloy structure, the body structure include lower body structure and upper body structure, institute
Upper body structure setting is stated in the lower body superstructure, it is characterised in that the lower body structure has electrokinetic cell frame
Construction module；
The electrokinetic cell mount structure module includes electrokinetic cell frame, and the electrokinetic cell frame is located at the lower body structure
Centre position, be integral die-cast integrated molding with the lower body structure, the electrokinetic cell inframe side is provided with reinforcement.
Further, the electrokinetic cell mount structure module includes battery frame endergonic structure, side girders, battery frame front end
Tie-beam and battery frame tail end closing block；
The battery frame endergonic structure is installed in the electrokinetic cell frame both sides respectively, and the battery frame endergonic structure is in
Symmetrical distribution, between the electrokinetic cell frame and the side girders；The side girders front end passes through the battery frame
Front end tie-beam is connected with the electrokinetic cell frame, and the side girders rear end is moved by the battery frame tail end closing block with described
Power battery frame is connected.
Further, the lower body structure includes preceding anti-collision beam, front longitudinal connects girder construction with front longitudinal；
The symmetrical distribution of front longitudinal, its one end are connected with the preceding anti-collision beam by welding, the other end and
The front longitudinal connection girder construction is bolted, and the front longitudinal connection girder construction passes through welding and the electrokinetic cell frame
It is connected.
Further, the lower body structure includes lower anti-collision beam, connects girder construction, front deck frame structures under action vertically；
The front deck frame structures under action is the closed loop frame structure of integral die-cast, below the front longitudinal；Before described
Cabin frame structures under action is connected by the vertical connection girder construction with the front longitudinal；One end of the front deck frame structures under action with
The electrokinetic cell frame is welded to connect, and the other end is weldingly connected with the lower anti-collision beam.
Further, the upper body structure includes camber beam, vertical rack, front damper erection support, front damper
Erection support support stringer, the vertical girder construction of front door mount point；
The camber beam is arranged on the upper body structure front end, and the camber beam both ends are symmetrically arranged with two respectively
The vertical girder construction connection of front door mount point, the camber beam are simultaneously weldingly connected by the vertical rack and the front longitudinal；
The front damper erection support support stringer is arranged on above the camber beam, the front damper erection support
Support stringer for the front damper erection support upper mount point support, the upper mount point of the front damper erection support with
The front damper erection support support stringer is by being weldingly connected；The lower mount point of the front damper erection support passes through spiral shell
Bolt connected mode is connected girder construction with the front longitudinal and is connected.
Further, the upper body structure includes front deck crossbeam, and the front damper erection support is in the camber beam
The symmetrical distribution in both sides, the front damper erection support of the front deck crossbeam connected symmetrical dendrimer distribution.
Further, the upper body structure includes front windshield crossbeam, roof rai, roof front transverse beam, top cover centre horizontal stroke
Beam, top cap rear cross beam；
The symmetrical distribution of roof rai, from the upper mount point position of the front damper erection support to described
Upper body structure rear extends；After the front windshield crossbeam, the roof front transverse beam, the top cover intermediate transverse girder, the top cover
The both ends of crossbeam are connected with the roof rai respectively, form the roof frame structure of the body structure.
Further, the upper body structure connects vertically including vertical beam, automobile body B rod structure, body C pillar structure, C posts
Beam, the vertical tie-beam of D posts, vehicle body D rod structures and rear bow beam；
The vertical girder construction upper end of front door mount point is connected with the front damper erection support support stringer, lower end with
The lower body structure is connected；Described vertical beam one end is connected with the front damper erection support support stringer, and the other end connects
It is connected to the roof rai；The center body pillar structure top end is connected with roof rai, and lower end is connected with the lower body structure；
Front door mount point vertical girder construction, the vertical beam and the automobile body B rod structure form front door installation supporting construction, use
In installation front door；
The body C pillar structure is symmetric, its upper and lower ends respectively with the roof rai, the rear bow beam phase
Even；
The vertical tie-beam of C posts and the vertical tie-beam upper end of the D posts are connected with the rear bow beam, lower end with it is described
Lower body structure is connected；
The body C pillar structure and the top cover intermediate transverse girder and the vertical tie-beam composition U-typed structure of the C posts；
The vehicle body D rod structures are symmetric, and are connected with the roof rai, the rear bow beam；The roof rai
The vehicle body D rod structures upper end is extended to by the upper mount point position of the front damper erection support；
The rear bow beam is arranged on the upper body structure rear end.
Further, the lower body structure includes floor side member attachment structure, floor side member and rear anti-collision cross beam；
The symmetrical distribution of floor side member, it is connected by the floor side member attachment structure with the electrokinetic cell frame；Institute
Rear anti-collision cross beam is stated by welding with the floor side member of symmetrical distribution to be connected.
Further, the lower body structure include C posts and side girders tie-beam, rear shock absorber seat supports longeron, after
Bearing and rear shock absorber before vibration damping mounting support cant beam soldering member, rear shock absorber seat supports longeron tie-beam, rear shock absorber
Upper bracket；
The C posts and side girders tie-beam, the rear shock absorber seat supports longeron and the rear shock absorber seat supports
Longeron tie-beam is weldingly connected successively, passes through rear shock absorber seat supports described in the rear shock absorber seat supports cant beam soldering member
Longeron is connected with the floor side member attachment structure；The C posts weld with side girders tie-beam and the electrokinetic cell mount structure module
Connect in succession；The rear shock absorber seat supports longeron tie-beam is connected with the rear anti-collision cross beam end；
The C posts and side girders tie-beam, the rear shock absorber seat supports longeron, the rear shock absorber seat supports are oblique
Beam soldering member and the rear shock absorber seat supports longeron tie-beam form the mount point support knot of the rear shock absorber upper bracket
Structure, and the mount point supporting construction is symmetrical arranged；
Bearing is bolted before the rear shock absorber is connected with the electrokinetic cell mount structure module；
Installation site passes through welding and the rear shock absorber seat supports cant beam soldering member on the rear shock absorber upper bracket
It is connected；The lower installation site of the rear shock absorber upper bracket is connected by welding with the floor side member attachment structure, is fixed on institute
State floor side member attachment structure side.
Had the technical effect that using caused by the technical solution of the utility model：
The utility model front deck reasonably designs lifting front deck torsional rigidity and front damper installation rigidity, beneficial to lifting electricity
Electrical automobile vehicle body rigidity；A part of the electrokinetic cell mount structure that integral die-cast is molded for lower body structure is used, is formed high-strength
Degree, the structure of high rigidity, by the battery frame endergonic structure of side, that is, improve body structure integral rigidity, and effectively
Protect the security of the electrokinetic cell when colliding；And by using extrusion process, vehicle body parts quantity is effectively reduced,
Reduce die cost, improving production efficiency.
Brief description of the drawings
Fig. 1 is the utility model electric automobile car body of aluminum alloy structural representation；
Fig. 2 is the lower body structure top view of the utility model electric automobile car body of aluminum alloy structure；
Fig. 3 is the lower body structure bottom view of the utility model electric automobile car body of aluminum alloy structure；
Fig. 4 is electrokinetic cell mount structure modular assembly figure in the utility model lower body structure；
Fig. 5 is electrokinetic cell mount structure and sectional drawing in the utility model；
Fig. 6 is upper body structure chart in the utility model electric automobile car body of aluminum alloy structure.
Wherein：
Anti-collision beam, 1-3- front longitudinals, the vertical tie-beams of 1-4- under anti-collision beam, 1-2- before 1- lower bodies structure, 1-1-
Structure, 1-5- front decks frame structures under action, 1-6- front longitudinals connection girder construction, 1-7- electrokinetic cells frame, 1-8- battery frame energy-absorbings
Structure, 1-9- side girders, 1-10- battery frames front end tie-beam, 1-11- seats installation crossbeam, 1-12-C posts are connected with side girders
Beam, 1-13- rear shock absorber seat supports longeron, 1-14- rear shock absorber seat supports cant beams soldering member, 1-15- rear shock absorber branch
Bearing before seat supports longeron tie-beam, 1-16- rear shock absorbers, 1-17- floor side members attachment structure, 1-18- rear shock absorbers upper bracket,
1-19- floor side members, 1-20- rear anti-collision cross beams, 1-21- battery frame tail ends closing block, 2- upper bodies structure, 2-1- camber beams, 2-
2- vertical racks, 2-3- front decks crossbeam, 2-4- front dampers erection support, 2-5- front windshields crossbeam, 2-6- roof rais, 2-7-
Roof front transverse beam, 2-8- front damper erection supports support stringer, the vertical girder construction of 2-9- front doors mount point, 2-10- vertical beams,
2-11- automobile body Bs rod structure, 2-12- top covers intermediate transverse girder, 2-13- top cap rear cross beams, 2-14- body C pillars structure, 2-15-C posts
Vertical tie-beam, the vertical tie-beam of 2-16-D posts, 2-17- vehicle body D rod structures, 2-18- rear bow beams.
Embodiment
In order that those skilled in the art more fully understands the technical scheme of the application, below with reference to accompanying drawing to this reality
It is described in further details with new.
The orientation such as upper, lower, left, right, front and rear in present specification term be based on position relationship shown in the drawings and
Establish.Accompanying drawing is different, then corresponding position relationship is also possible to change therewith, therefore can not be interpreted as with this to protecting model
The restriction enclosed.
The utility model discloses a kind of electric automobile car body of aluminum alloy structure, the body structure is mainly closed using die casting aluminium
Gold and extruding aluminium alloy material are made, and while lightweight vehicle body, zero of vehicle body can be reduced by die-cast aluminum alloy material
Part, strengthen the rigidity of vehicle body, cost can be reduced by extruding aluminium alloy material.As shown in figure 1, by lower body structure 1 and get on the bus
Body structure 2 forms complete vehicle body framework construction, and upper body structure 2 is arranged on the top of lower body structure 1.
Lower body structure 1 is aluminium alloy structure, as shown in Figures 2 to 4, lower body structure 1 include preceding anti-collision beam 1-1,
Lower anti-collision beam 1-2, front longitudinal 1-3, vertical connection girder construction 1-4, front deck frame structures under action 1-5, front longitudinal connection girder construction
1-6, electrokinetic cell frame 1-7, battery frame endergonic structure 1-8, side girders 1-9, battery frame front end tie-beam 1-10, seat installation
Crossbeam 1-11, C post and side girders tie-beam 1-12, rear shock absorber seat supports longeron 1-13, rear shock absorber seat supports cant beam
Bearing 1-16, floor side member attachment structure 1- before soldering member 1-14, rear shock absorber seat supports longeron tie-beam 1-15, rear shock absorber
17th, the structure such as rear shock absorber upper bracket 1-18, floor side member 1-19, rear anti-collision cross beam 1-20, battery frame tail end closing block 1-21.
Preceding anti-collision beam 1-1, front longitudinal 1-3, front longitudinal connection girder construction 1-6 composition lower body masters in lower body structure 1
Want head-on crash endergonic structure.Preceding anti-collision beam 1-1 uses section to be made up of the extruded aluminium section of " mesh " font, when improving collision
Energy-absorbing effect；The symmetrical distributions of front longitudinal 1-3, use extruded aluminium section of the section for " mouth " font, and its one end passes through
Welding is connected with preceding anti-collision beam 1-1, and the other end is connected girder construction 1-6 with front longitudinal and is bolted；Front longitudinal tie-beam
Structure 1-6 is connected by welding with electrokinetic cell frame 1-7.
Lower anti-collision beam 1-2 and front deck frame structures under action 1-5 composition lower bodies head-on crash auxiliary endergonic structure, the structure
Energy during head-on crash can preferably be absorbed.Lower anti-collision beam 1-2 uses section to be set for the extruded aluminium section of " day " font
Meter forms.Front deck frame structures under action 1-5 is connected by connecting girder construction 1-4 vertically with front longitudinal 1-3 in the structure.Front deck lower frame
Frame structure 1-5 is the closed loop frame structure that integral die-cast aluminium alloy designs below front longitudinal 1-3, and section is U-typed,
The multiple girder constructions of integral die-cast integrated design, effectively reduce amount of parts, and contribute to front deck rigidly to be lifted.Front deck
Frame structures under action 1-5 is bilateral symmetry, and front deck frame structures under action 1-5 one end and electrokinetic cell frame 1-7 are welded, the other end
It is weldingly connected by the longeron similar to energy-absorption box and lower anti-collision beam 1-2.
As shown in Figure 2 and Figure 4, electrokinetic cell frame 1-7, battery frame endergonic structure 1-8, side girders 1- in lower body structure
9th, battery frame front end tie-beam 1-10, battery frame tail end closing block 1-21 form electrokinetic cell mount structure module.It is different from tradition
Battery frame module and car body separate type design, the utility model electrokinetic cell frame 1-7 uses aluminium alloy with lower body structure 1
Integral die-cast integrated molding, the high intensity of lower body structure 1 and high rigidity are realized, its section is in U-typed, and is provided with inner side
The reinforcement of right-angle triangle, as shown in Figure 5.Electrokinetic cell frame 1-7 is located at the centre position of lower body structure 1, by more
Girder construction forms multiple rectangular compartments inside root, and battery is divided in electrokinetic cell frame 1-7 each rectangular compartment, by power
Battery frame 1-7 inside girder construction provides protection for battery.It is in polygon to install section respectively in electrokinetic cell frame 1-7 both sides
The extruding aluminium alloy battery frame endergonic structure 1-8 of (as being double hexagons).As shown in figure 4, battery frame endergonic structure 1-8 is in
Symmetrical distribution, between electrokinetic cell frame 1-7 and side girders 1-9, by welding battery frame endergonic structure 1-8 with moving
Power battery frame 1-7 is connected with side girders 1-9.Side girders 1-9 uses extruded aluminium section of the section for " day " font structure, and front end leads to
Cross battery frame front end tie-beam 1-10 with electrokinetic cell frame 1-7 to be connected, rear end passes through battery frame tail end closing block 1-21 and power
Battery frame 1-7 is connected.The electrokinetic cell mount structure module realizes the protection when side collision occurs for automobile to electrokinetic cell, obtains
Obtain outstanding crashworthiness.
Seat installation crossbeam 1-11 is arranged on above electrokinetic cell mount structure module, and for installing seat, seat installation is horizontal
Beam 1-11 both ends are welded to connect with side girders 1-9.
As shown in Figures 2 and 3, C posts and side girders tie-beam 1-12, rear shock absorber seat supports longeron 1-13, rear damping
Device seat supports cant beam soldering member 1-14 and rear shock absorber seat supports longeron tie-beam 1-15 use section to be squeezed for " day " font
Jewelling section bar, by welding, composition rear shock absorber upper bracket 1-18 mount point supporting construction, and the mount point supporting construction pair
Claim to set.Wherein C posts are indulged with side girders tie-beam 1-12, rear shock absorber seat supports longeron 1-13 and rear shock absorber seat supports
Beam tie-beam 1-15 is connected by predetermined angle successively, passes through rear shock absorber seat supports cant beam soldering member 1-14 rear shock absorber bearings
Support stringer 1-13 is connected with floor side member attachment structure 1-17；C posts connect with side girders tie-beam 1-12 and side girders 1-9 welding
Connect；Rear shock absorber seat supports longeron tie-beam 1-15 is connected with rear anti-collision cross beam 1-20 ends.Rear shock absorber upper bracket 1-18
It is designed using cast aluminium alloy gold, installation site passes through welding and rear shock absorber seat supports cant beam soldering member 1-14 phases thereon
Even；Meanwhile rear shock absorber upper bracket 1-18 lower installation site is connected by welding with floor side member attachment structure 1-17, is fixed on
Floor side member attachment structure 1-17 sides.Bearing 1-16 is equally designed using cast aluminium alloy gold before rear shock absorber, and is designed and added
Strengthening tendons lifts intensity and local stiffness, is bolted and is connected with battery frame tail end closing block 1-21.
As shown in Figures 2 and 3, floor side member 1-19 uses extruded aluminium section of the section for " mouth " font in lower body structure 1,
Symmetrical distribution, it is connected by floor side member attachment structure 1-17 with electrokinetic cell frame 1-7.Floor side member attachment structure 1-17 with
Floor side member 1-19 and electrokinetic cell frame 1-7 connected mode are welding.Rear anti-collision cross beam 1-20 uses section " mesh " font
Extruded aluminium section, be connected by welding with the floor side member 1-19 tail ends of symmetrical distribution.Rear anti-collision cross beam 1-20 is with after
Main endergonic structure when being touched after longeron 1-19 composition electric automobiles.
Aluminium alloy upper body structure 2 is as shown in fig. 6, including camber beam 2-1, vertical rack 2-2, front deck crossbeam 2-3, preceding subtract
Shake device erection support 2-4, front windshield crossbeam 2-5, roof rai 2-6, roof front transverse beam 2-7, the support of front damper erection support
The vertical girder construction 2-9 of longeron 2-8, front door mount point, vertical beam 2-10, automobile body B rod structure 2-11, top cover intermediate transverse girder 2-12,
The vertical tie-beam 2-16 of vertical tie-beam 2-15, D post of top cap rear cross beam 2-13, body C pillar structure 2-14, C post, vehicle body D post knots
The structure such as structure 2-17 and rear bow beam 2-18.
Camber beam 2-1 and rear bow beam 2-18 is separately positioned on the rear and front end of upper body structure 2 in upper body structure 2,
Using aluminium alloy integral die-cast molded design, amount of parts is reduced, section is in U-typed, in camber beam 2-1 and rear bow beam 2-
18 recessed sides, strengthen harden structure provided with blocking type, strengthen camber beam 2-1 and rear bow beam 2-18 bending resistance.Camber beam 2-1
Both ends pass through aluminium extruded section respectively with two symmetrically arranged vertical girder construction 2-9 of front door mount point by being welded to connect
Vertical rack 2-2 is welded to connect with front longitudinal 1-3 in lower body structure 1；The support of aluminium extruded section front damper erection support is vertical
Beam 2-8 is arranged on above camber beam 2-1, and front damper erection support support stringer 2-8 is the upper of front damper erection support 2-4
Mount point supports, and improves mount point strength and stiffness on front damper.Front damper erection support 2-4 upper mount point is with before subtracting
Device erection support support stringer 2-8 is shaken by being weldingly connected.Front damper erection support 2-4 lower mount point is bolted
Mode is connected girder construction 1-6 with front longitudinal and is connected.
Front damper erection support 2-4 is designed using cast aluminium alloy gold in the symmetrical distribution in camber beam 2-1 both sides,
Lift local strength.The front damper erection support 2-4 of symmetrical distribution is carried by aluminium extruded section front deck crossbeam 2-3 connections
Rise front deck torsional rigidity.
Roof rai 2-6 is using the design of " mouth " font extruded aluminium section, by front damper erection support 2-4 upper mount point
Position extends to vehicle body D rod structure 2-17 upper ends；The symmetrical distributions of roof rai 2-6, before front windshield crossbeam 2-5, top cover
Crossbeam 2-7, top cover intermediate transverse girder 2-12, top cap rear cross beam 2-13 both ends are connected with roof rai 2-6 respectively, form vehicle body knot
The roof frame structure of structure.Front windshield crossbeam 2-5, roof front transverse beam 2-7, top cover intermediate transverse girder 2-12, top cap rear cross beam 2-13
Section is used to be designed for the extruded aluminium section of " mouth " font.
Mount point vertical girder construction 2-9 lower ends in front door are connected with side girders 1-9, and upper end supports with front damper erection support
Longeron 2-8 is connected, and vertical beam 2-10 one end is connected with front damper erection support support stringer 2-8, the other end and roof rai
2-6 is connected, and vertical beam 2-10 one sides and front damper erection support support stringer 2-8 end faces and front door mount point vertical beam
Structure 2-9 one sides are concordant.Automobile body B rod structure 2-11 uses section to be designed for the extruded aluminium section of " mesh " font, top
It is connected with roof rai 2-6, lower end is connected with side girders 1-9, and lower end is designed using bifurcation structure, and bifurcation structure both ends are welded on
On side girders 1-9.Front door mount point vertical girder construction 2-9 and vertical beam 2-10 and automobile body B rod structure 2-11 composition front door peaces
Cartridge support structure, for installing front door.
The body C pillar structure 2-14 being symmetric uses extruded aluminium section of the section for " mouth " font, body C pillar structure
2-14 is connected with roof rai 2-6, rear bow beam 2-18；Body C pillar structure 2-14 and top cover intermediate transverse girder 2-12 and C post are vertical
Tie-beam 2-15 forms U-typed structure.The vehicle body D rod structures 2-17 being symmetric uses extruded aluminium of the section for " mouth " font
Profile design, it is connected with roof rai 2-6, rear bow beam 2-18.Body C pillar structure 2-14 and vehicle body D rod structures 2-17 are with after
Camber beam 2-18 is welded to connect.The vertical tie-beam 2-15 of C posts and the vertical tie-beam 2-16 upper ends of D posts with rear bow beam 2-18 phases
Even, lower end is connected with rear shock absorber seat supports longeron 1-13.
Although principle of the present utility model is described in detail above in conjunction with preferred embodiment of the present utility model,
It should be appreciated by those skilled in the art that above-described embodiment is only the explanation to exemplary implementation of the present utility model, and
The non-restriction to the utility model scope.Details in embodiment does not form the limitation to the scope of the utility model,
In the case of without departing substantially from spirit and scope of the present utility model, any equivalent transformation based on technical solutions of the utility model, letter
Single replacement etc. is obvious to be changed, and is all fallen within scope of protection of the utility model.
Claims (10)
1. a kind of electric automobile car body of aluminum alloy structure, the body structure includes lower body structure (1) and upper body structure
(2), the upper body structure (2) is arranged on above the lower body structure (1), it is characterised in that the lower body structure (1)
With electrokinetic cell mount structure module；
The electrokinetic cell mount structure module includes electrokinetic cell frame (1-7), and the electrokinetic cell frame (1-7) is got off positioned at described
The centre position of body structure (1), it is integral die-cast integrated molding with the lower body structure (1), the electrokinetic cell frame (1-
7) inner side is provided with reinforcement.
2. electric automobile car body of aluminum alloy structure according to claim 1, it is characterised in that the electrokinetic cell mount structure
Module includes battery frame endergonic structure (1-8), side girders (1-9), battery frame front end tie-beam (1-10) and battery frame tail end
Closing block (1-21)；
Electrokinetic cell frame (1-7) both sides are installed by the battery frame endergonic structure (1-8), the battery frame energy-absorbing respectively
Structure (1-8) symmetrical distribution, between the electrokinetic cell frame (1-7) and the side girders (1-9)；The side
Beam (1-9) front end is connected by battery frame front end tie-beam (1-10) with the electrokinetic cell frame (1-7), the side girders
(1-9) rear end is connected by the battery frame tail end closing block (1-21) with the electrokinetic cell frame (1-7).
3. electric automobile car body of aluminum alloy structure according to claim 1 or 2, it is characterised in that the lower body structure
(1) preceding anti-collision beam (1-1) is included, front longitudinal (1-3) connects girder construction (1-6) with front longitudinal；
The symmetrical distribution of the front longitudinal (1-3), its one end are connected by welding with the preceding anti-collision beam (1-1), separately
One end is connected girder construction (1-6) with the front longitudinal and is bolted, and the front longitudinal connection girder construction (1-6) passes through welding
It is connected with the electrokinetic cell frame (1-7).
4. electric automobile car body of aluminum alloy structure according to claim 3, it is characterised in that the lower body structure (1)
Including lower anti-collision beam (1-2), girder construction (1-4), front deck frame structures under action (1-5) are connected vertically；
The front deck frame structures under action (1-5) is the closed loop frame structure of integral die-cast, below the front longitudinal (1-3)；
The front deck frame structures under action (1-5) is connected by the vertical connection girder construction (1-4) with the front longitudinal (1-3)；It is described
One end of front deck frame structures under action (1-5) is welded to connect with the electrokinetic cell frame (1-7), the other end and the lower anti-collision beam
(1-2) is weldingly connected.
5. electric automobile car body of aluminum alloy structure according to claim 4, it is characterised in that the upper body structure (2)
Including camber beam (2-1), vertical rack (2-2), front damper erection support (2-4), front damper erection support support stringer
(2-8), the vertical girder construction of front door mount point (2-9)；
The camber beam (2-1) is arranged on upper body structure (2) front end, camber beam (2-1) both ends respectively with two
The symmetrically arranged vertical girder construction of front door mount point (2-9) connection, the camber beam (2-1) simultaneously pass through the vertical rack (2-
2) it is weldingly connected with the front longitudinal (1-3)；
The front damper erection support support stringer (2-8) is arranged on above the camber beam (2-1), the front damper peace
Fill the upper mount point that seat supports longeron (2-8) is the front damper erection support (2-4) to support, the front damper installation
The upper mount point of bearing (2-4) is with the front damper erection support support stringer (2-8) by being weldingly connected；The preceding damping
The lower mount point of device erection support (2-4) be bolted mode be connected with the front longitudinal girder construction (1-6) be connected.
6. electric automobile car body of aluminum alloy structure according to claim 5, it is characterised in that the upper body structure (2)
Including front deck crossbeam (2-3), the front damper erection support (2-4) is symmetrical point of the camber beam (2-1) both sides
Cloth, the front damper erection support (2-4) of front deck crossbeam (2-3) the connected symmetrical dendrimer distribution.
7. electric automobile car body of aluminum alloy structure according to claim 5, it is characterised in that the upper body structure (2)
Including horizontal after front windshield crossbeam (2-5), roof rai (2-6), roof front transverse beam (2-7), top cover intermediate transverse girder (2-12), top cover
Beam (2-13)；
The symmetrical distribution of the roof rai (2-6), by the upper mount point position of the front damper erection support (2-4)
Extend to upper body structure (2) rear；The front windshield crossbeam (2-5), the roof front transverse beam (2-7), the top cover
Intermediate transverse girder (2-12), the both ends of the top cap rear cross beam (2-13) are connected with the roof rai (2-6) respectively, described in composition
The roof frame structure of body structure.
8. electric automobile car body of aluminum alloy structure according to claim 7, it is characterised in that the upper body structure (2)
Including vertical beam (2-10), automobile body B rod structure (2-11), body C pillar structure (2-14), the vertical tie-beam of C posts (2-15), D posts
Vertical tie-beam (2-16), vehicle body D rod structures (2-17) and rear bow beam (2-18)；
The vertical girder construction of front door mount point (2-9) upper end is connected with the front damper erection support support stringer (2-8),
Lower end is connected with the lower body structure (1)；Described vertical beam (2-10) one end and front damper erection support support are vertical
Beam (2-8) is connected, and the other end is connected to the roof rai (2-6)；Automobile body B rod structure (2-11) top and roof rai
(2-6) is connected, and lower end is connected with the lower body structure (1)；It is the vertical girder construction of front door mount point (2-9), described vertical
Beam (2-10) and the automobile body B rod structure (2-11) form front door installation supporting construction, for installing front door；
The body C pillar structure (2-14) is symmetric, its upper and lower ends respectively with the roof rai (2-6), it is described after
Camber beam (2-18) is connected；
The vertical tie-beam of C posts (2-15) and the vertical tie-beam of D posts (2-16) upper end with the rear bow beam (2-18)
It is connected, lower end is connected with the lower body structure (1)；
The body C pillar structure (2-14) and the top cover intermediate transverse girder (2-12) and the vertical tie-beam of C posts (2-15)
Form U-typed structure；
The vehicle body D rod structures (2-17) are symmetric, and are connected with the roof rai (2-6), the rear bow beam (2-18)；
The roof rai (2-6) extends to the vehicle body D post knots by the upper mount point position of the front damper erection support (2-4)
Structure (2-17) upper end；
The rear bow beam (2-18) is arranged on upper body structure (2) rear end.
9. the electric automobile car body of aluminum alloy structure according to claim 1 or 8, it is characterised in that the lower body structure
(1) floor side member attachment structure (1-17), floor side member (1-19) and rear anti-collision cross beam (1-20) are included；
The symmetrical distribution of the floor side member (1-19), pass through the floor side member attachment structure (1-17) and the electrokinetic cell frame
(1-7) is connected；The rear anti-collision cross beam (1-20) is connected by welding with the floor side member (1-19) of symmetrical distribution.
10. electric automobile car body of aluminum alloy structure according to claim 9, it is characterised in that the lower body structure (1)
Welded including C posts and side girders tie-beam (1-12), rear shock absorber seat supports longeron (1-13), rear shock absorber seat supports cant beam
Before component (1-14), rear shock absorber seat supports longeron tie-beam (1-15), rear shock absorber on bearing (1-16) and rear shock absorber
Bearing (1-18)；
The C posts and side girders tie-beam (1-12), the rear shock absorber seat supports longeron (1-13) and the rear shock absorber
Seat supports longeron tie-beam (1-15) is weldingly connected successively, passes through the rear shock absorber seat supports cant beam soldering member (1-14)
The rear shock absorber seat supports longeron (1-13) is connected with the floor side member attachment structure (1-17)；The C posts and side girders
Tie-beam (1-12) is welded to connect with the electrokinetic cell mount structure module；The rear shock absorber seat supports longeron tie-beam
(1-15) is connected with the rear anti-collision cross beam (1-20) end；
The C posts and side girders tie-beam (1-12), the rear shock absorber seat supports longeron (1-13), the rear shock absorber branch
Seat supports cant beam soldering member (1-14) and the rear shock absorber seat supports longeron tie-beam (1-15) form the rear shock absorber
The mount point supporting construction of upper bracket (1-18), and the mount point supporting construction is symmetrical arranged；
Bearing (1-16) is bolted before the rear shock absorber is connected with the electrokinetic cell mount structure module；
Installation site passes through welding and the rear shock absorber seat supports cant beam soldering on the rear shock absorber upper bracket (1-18)
Part (1-14) is connected；The lower installation site of the rear shock absorber upper bracket (1-18) passes through welding and the floor side member attachment structure
(1-17) is connected, and is fixed on floor side member attachment structure (1-17) side.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721198638.6U CN207191175U (en) | 2017-09-19 | 2017-09-19 | A kind of electric automobile car body of aluminum alloy structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721198638.6U CN207191175U (en) | 2017-09-19 | 2017-09-19 | A kind of electric automobile car body of aluminum alloy structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254515A (en) * | 2019-06-27 | 2019-09-20 | 西南交通大学 | A kind of riding vehicle carriage of magnesium alloy and its design method that enhancing benefit is rigid |
| WO2020094487A1 (en) * | 2018-11-05 | 2020-05-14 | Audi Ag | Motor vehicle with coupling element |
| CN111746666A (en) * | 2019-03-26 | 2020-10-09 | 浙江吉智新能源汽车科技有限公司 | Novel automobile body cabin structure and car |
| CN113830181A (en) * | 2020-06-24 | 2021-12-24 | 广州汽车集团股份有限公司 | Rear vehicle body structure |
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2017
- 2017-09-19 CN CN201721198638.6U patent/CN207191175U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020094487A1 (en) * | 2018-11-05 | 2020-05-14 | Audi Ag | Motor vehicle with coupling element |
| CN112753125A (en) * | 2018-11-05 | 2021-05-04 | 奥迪股份公司 | Motor vehicle with coupling element |
| CN111746666A (en) * | 2019-03-26 | 2020-10-09 | 浙江吉智新能源汽车科技有限公司 | Novel automobile body cabin structure and car |
| CN111746666B (en) * | 2019-03-26 | 2022-04-12 | 浙江吉智新能源汽车科技有限公司 | Novel automobile body cabin structure and car |
| CN110254515A (en) * | 2019-06-27 | 2019-09-20 | 西南交通大学 | A kind of riding vehicle carriage of magnesium alloy and its design method that enhancing benefit is rigid |
| CN113830181A (en) * | 2020-06-24 | 2021-12-24 | 广州汽车集团股份有限公司 | Rear vehicle body structure |
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Denomination of utility model: Aluminum alloy body structure of electric vehicle Effective date of registration: 20210430 Granted publication date: 20180406 Pledgee: Liuzhou Dongcheng SME Financing Guarantee Co.,Ltd. Pledgor: AISN INNOVATIVE DESIGN AND MANUFACTURING Co.,Ltd. Registration number: Y2021450000013 |
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Date of cancellation: 20230414 Granted publication date: 20180406 Pledgee: Liuzhou Dongcheng SME Financing Guarantee Co.,Ltd. Pledgor: AISN INNOVATIVE DESIGN AND MANUFACTURING Co.,Ltd. Registration number: Y2021450000013 |