CN109455223A - Front panel - Google Patents

Abstract

A kind of front panel of electric vehicle includes front beam, which has left part, middle section and right part.The left part and the right part are rearward bent relative to the middle section.Floor structure includes the upper installation interface and lower installation interface separated by angled interlude, which tilts down from front to back.The bottom end that interface and front beam are installed on this couples.Bottom floor beam is located in below the floor structure and couples with the lower installation interface so that the posterior transversal of middle section of the bottom floor beam from the front beam be spaced apart.The front panel is configured to separate the passenger compartment of the electric vehicle from the motor room of the electric vehicle.

Description

Front panel

Background technique

For electric vehicle, usually due to exist large-scale and/or a large amount of battery to vehicle motor and Other component is provided with power, thus faces the problem of many uniquenesses.These batteries are often bulky, increase vehicle significantly Weight.When designing especially effective and practical electric vehicle, these considerations are just challenging.In addition, during collision, These batteries may be particularly easy to damage.Cell damage may be especially dangerous due to leading to fire and/or corrosion harmfulness.Therefore, Cell damage is prevented to be still a unique difficult challenge in electric vehicle field.

Vehicular manufacturer has been that vehicle adds a variety of new structure features, to promote safety and/or performance.It is many this A little structure features are equally applicable to electric vehicle, hybrid vehicle and on-electric vehicle, and other structures feature is then more Lay particular emphasis on the motor type of vehicle, for example, the vehicle chassis thickened in order to protect on vehicle specific zones electric vehicle electricity Pond.Safety and performance are improved without significantly undermining the important mesh that otherwise structure improvement is still vehicular manufacturer Mark.

Electric vehicle substitution is just becoming more and more practical using the conventional truck of internal combustion engine.Electric vehicle can have as Lower advantage: its is compact to design, simple, and depends on the device for initially generating the electric power for vehicle, potentially more environmentally-friendly.By Petroleum reserves in all over the world becomes more and more poorer, before being provided with power to automobile instead of gasoline using renewable energy Scape has clear advantage.

Summary of the invention

In one aspect, a kind of front panel of electric vehicle is provided.The front panel may include front beam, the preceding cross Beam has left part, middle section and right part.The left part and the right part can be relative in described Between part be rearward bent.The front panel can also include floor structure, which has by angled interlude The upper installation interface and lower installation interface separated, the angled interlude tilt down from front to back.The upper installation Interface can be coupled with the bottom end of the front beam.The front panel may further include bottom floor beam, the bottom bottom Plate crossbeam is located in below the floor structure and couples with the lower installation interface, so that the bottom floor beam is from institute It is spaced apart with stating the posterior transversal of the middle section of front beam.The front panel can be configured to the electric vehicle Passenger compartment is separated from the motor room of the electric vehicle.

On the other hand, a kind of front panel of electric vehicle may include front beam, the front beam have left part, Middle section and right part.The left part and the right part can be rearward curved relative to the middle section It is bent.The front beam can define inside, and the inside includes a plurality of rib extended along the length of the front beam.Before described Coaming plate can also include floor structure, which may include upper flange, and the upper flange is generally planar, with the front wall The vertical pivot of plate is aligned.The upper flange can be coupled with the bottom end of the front beam.The floor structure is convex under can also including Edge, the lower flange are separated by angled interlude from the upper flange, and the interlude tilts down from front to back.Institute Stating lower flange can be substantially aligned with the trunnion axis of the front panel.It is horizontal that the front panel may further include bottom bottom plate Beam, which is located in below the floor structure and couples with the lower flange, so that the bottom bottom plate Crossbeam is spaced apart from the posterior transversal of the middle section of the front beam.The bottom floor beam can define inside, institute Stating inside includes at least one rib extended along the length of the bottom floor beam.The front panel can be configured from by institute The passenger compartment for stating electric vehicle is separated from the motor room of the electric vehicle.

On the other hand, a kind of method of frontal impact for absorbing electric vehicle is provided.The method may include It is collided in the front end of the electric vehicle and and the part by crumpling front anti-collision beam by touching at from the front anti-collision beam At least part for the power hit absorbs.The method can also include by least part of the power from the preceding anticollision The back edge of beam is transmitted to the front panel of the electric vehicle.The front panel may include front beam, which has a left side Side section, middle section and right part.The left part and the right part can relative to the middle section to Rear bending.The front panel can also include floor structure, which has is separated by angled interlude Upper installation interface and lower installation interface, the angled interlude tilt down from front to back.The upper installation interface can be with It is coupled with the bottom end of the front beam.The front panel may further include bottom floor beam, and the bottom floor beam is fixed Position below the floor structure and with the lower installation interface coupling so that the bottom floor beam is from the front beam The middle section posterior transversal be spaced apart.The front panel can be configured to by the passenger compartment of the electric vehicle from this The motor room of electric vehicle separates.

Detailed description of the invention

By reference to following attached drawing, the characteristics of further understanding various embodiments and advantage may be implemented.In the accompanying drawings, Similar component or feature can have identical appended drawing reference.In addition, the different components of same type can be by attached drawing Second label of label plus hyphen and differentiation similar component is to distinguish.If only used the first attached drawing in the present specification Label, then this explanation is suitable for the similar component of any one first appended drawing reference having the same, without considering the second attached drawing Label.

Fig. 1 shows a kind of electric vehicle according to the embodiment.

Fig. 2 shows according to a kind of top view of the dynamical system of electric vehicle of embodiment.

Fig. 3 is shown according to a kind of isometric view in the channel of electric vehicle of embodiment.

Fig. 4 shows the viewgraph of cross-section in the channel according to implementation example figure 3.

Fig. 5 shows the cross-sectional side view of the front panel of the electric vehicle according to implementation example figure 2.

Fig. 6 is shown according to a kind of centre cross member of electric vehicle of embodiment.

Fig. 7 is shown according to a kind of seat mounting system of electric vehicle of embodiment.

Fig. 8 is according to a kind of flow chart of the method for the frontal impact for absorbing electric vehicle of embodiment.

Specific embodiment

To meet the detail of legal requirements, theme of embodiment of the present invention is described at this, but this is described It is not necessarily intended to the range of limitation claims.Claimed theme can otherwise be implemented, and may include not With element or step, and can or WeiLai Technology existing with other be used together.Each step unless explicitly recited Sequence or element arrangement, this specification should be not construed as to imply that there are any specific between various steps or element Sequence or arrangement.

System and method described herein broadly relate to the improvement of electric vehicle.Due to consideration that being supplied to such vehicle It with the size of battery needed for power and weight and needs to keep electric vehicle as safe as possible, so specific spy must be taken into consideration Sign is to design each component in electric vehicle.Specifically, it is necessary to which tradeoff is related to the weight of each component and structural intergrity The considerations of factor to ensure that electric vehicle had both efficiently and safely operated.For example, the vehicle body of vehicle must hard, effective and weight Gently.Light-weighted vehicle body helps to offset the additional weight of battery, and the battery can be the form of several large-sized batteries, or use The form for a large amount of (sometimes up to thousands of) smaller batteries that conducting wire links together.Hard vehicle body helps to make during turning Vehicle is more stable, additionally aids damage of the limitation to vehicle body and battery in collision process.Since a large amount of battery causes phase It when big fire hazard and is also possible to that passenger is made to be exposed to strong corrosive material with other people, therefore is protected in collision process Battery is especially important.Due to this high safety risk, it is necessary to be designed to body structure by from the strong of any direction Power collision.

Referring now to Fig. 1, one embodiment of electric vehicle 100 is shown.Although being here illustrated as electric car, Electric vehicle 100 can be any motor vehicles for being provided with power with electric power.For example, electric vehicle 100 may include traffic work Has the transporter of such as automobile, bus, train, truck, tramcar, ship, aircraft and/or any other type Structure.

Although being especially designed to constitute those of vehicle frame component in most of main body 102 of this electric vehicle 100 And for those of collision protection component, be all made of aluminium or aluminium-containing alloy, it is to be appreciated that it is also contemplated that other Material.Aluminium alloy provides firm but light-weight component, they facilitate mitigation weight and are provided with power to compensate to electric vehicle The high weight of required battery.For electric vehicle, the protection to battery is more laid particular emphasis on, this is because battery unit Damage may set off an explosion inside the vehicle and fire.Since battery must occupy a large amount of space in electric vehicle to tie up Actual mileage is held, therefore complicates these problems.Therefore, enhancing is provided along the edge of Vehicular battery and turning The vehicle change of protection is beneficial.These changes can include but is not limited to and following related Consideration: (1) increasing The rigidity of extra bus；(2) absorption to collision energy is improved；And (3) improve the energy/power for being originated from the impact to automobile body Transmission efficiency with mitigate in Vehicular battery and vehicle passenger apply potential impact.

Cell device 104 (shown in Fig. 2) is located at below the floor structure 106 of electric vehicle 100.This positioning provides several Benefit.Firstly, mainly cell device is isolated with passenger compartment by aluminium (or other metal materials) floor structure 106, this facilitates Improve the safety of passenger.Cell device 104 is placed on vehicle 100 enables cell device 104 from bottom plate knot further below Structure 106 is connect with the electrical system of vehicle 100 below.This enables cell device 104 more to swap out from the outside of vehicle 100 Come.For example, vehicle 100 can be increased, and cell device 104 can be made to separate from the bottom of vehicle 100.Only it is used as one Example, can be by multiple bolts or other disassembly of fastener, and cell device 104 can be moved from vehicle 100 low.It can incite somebody to action Cell device 104 disconnects, and new cell device 104 can be connected and be fastened to the bottom of vehicle 100.This makes Used batteries can be easily replaced, and the cell device exhausted 104 is also enabled rapidly to be replaced with the electricity to have charged Pond element 104, as the method to 100 quick charge of vehicle, in order to farther distance.The placement of cell device 104 also makes Vehicle 100 most of weight close to bottom surface, to reduce the center of gravity of vehicle 100, this enable vehicle 100 preferably A possibility that turning, and reducing rollover.

With use internal combustion engine and the automobile of the power drive system including extending along Vehicle length is different, electric vehicle 100 by one or more motor drives positioned at vicinity.It therefore, there is no need to longitudinal power train.In order to which facilitate will be objective Compartment 108 is isolated from cell device 104, while providing access to be connected to cell device 104 to be connected in passenger compartment 108 Electrical system and be connected to one or more motor, rigid crossing 110 has can be set in passenger compartment, and the rigid crossing is from passenger compartment 108 floor structure 106 projects upwards.However, being different from conventional fuel oil power car, (wherein channel be can be set as power Transmission system provides gap), it is cell device 104 for providing power to electric vehicle 100 including rigid crossing 110 Part provide gap.Rigid crossing 110 not only can provide shell for the part of battery packs, but also may be used as a variety of Other function.Only as an example, if colliding, rigid crossing 110 can contribute to that power is absorbed and shifted from passenger It opens.In such an embodiment, rigid crossing 110 can be by carbon fiber or other extremely firm and light-weight composite material shapes At.In other embodiments, rigid crossing 110 can serve as the part of air ventilation systems, and hot-air or cold air are passed through The part of rigid crossing 110 is passed through in passenger compartment 108.

Fig. 2 shows one embodiment of the dynamical system of electric vehicle 100.Dynamical system may include being located at electric vehicle Front panel 112 between 100 motor room and passenger compartment 108.Front panel 112 can be formed by several components.For example, front panel 112 may include front beam 114, which has the left part 116 and right part separated by middle section 184 118, which extends therebetween.Left part 116 and right part 118 can be respectively relative to middle sections 184 are rearward bent, and thus define foot hole or other previous sections of passenger compartment 108.For example, left part 116 and right part 118 can bend backward angled relative to middle section 184, and the angle is between about 10 degree to 40 degree, more typically about Between 25 to 35 degree.Front beam 114 can have the substantially rectangular cross section for defining open interior.In some embodiments, Open interior may include a plurality of rib extended along the length of front beam 114, as best shown in figure 5.Front panel 112 may be used also To include the angled part 122 of floor structure 106.The horizontal flat portion 150 of floor structure 106 can be with front panel 112 couple and/or rearward extend from it.Flat 150 can be located at front panel 112 and bottom plate with well-defining 152, the hole Between one or more central supporting beam 132 of structure 106.It angled part 122 can be with the bottom end coupling of front beam 114 It connects.The coupling is described further referring to Fig. 5.

In some embodiments, left side longitudinal support beam 124 can with the left part 116 of floor structure 106 and/or at The part 122 of angle couples.Right side longitudinal support beam 126 can be with the right part 118 of floor structure 106 and/or angled Part 122 couple.Right front anti-collision beam 128 can couple with middle section 184 and/or right part 118 and can be in Between part 184 right end it is substantially orthogonal.Left front collision prevention girders 130 can couple simultaneously with middle section 184 and/or left part 116 And it can be substantially orthogonal with the left end of middle section 184.In some embodiments, collision prevention girders 128 and 130 can directly with preceding cross Beam 114 couples, and in other embodiments, collision prevention girders 128 and 130 can be via anticollision element 154 and 114 coupling of front beam It connects.

In some embodiments, front panel 112 can be coupled with rigid crossing 110, which can be from front panel 112 extand rearward to one or more centre cross member 132, as shown in Figure 3.For example, the leading edge of rigid crossing 110 can at The middle section of the part 122 of angle and the middle section coupling of front beam 114.The leading edge of rigid crossing 110 can open It opens, so as to lead to the access of motor room in 110 following settings of rigid crossing.The rear part of rigid crossing 110 can be in Crossbeam 132 is entreated to couple.For example, the forefront of centre cross member 132 can be coupled with the bottom of rigid crossing 110, such as in rigidity In notch in channel 110, which is configured to accommodate the forefront of centre cross member 132.The rearmost part of centre cross member 132 can be with It is configured to couple with the back edge of rigid crossing 110 and/or close to its coupling.Centre cross member 132 can be across the width of passenger compartment 108 Degree extends transversely with.In some embodiments, the top surface of one or more centre cross member 132 can be configured to be used as front row seat The installation point of chair.For example, the top surface of one or more centre cross member 132 can with well-defining, the hole be configured to accommodate bolt and/ Or other retention mechanisms are in order to being couple to centre cross member 132 for seat guide rail 164 and/or other seat bases.In some realities It applies in example, seat carrier can be installed to one or more centre cross member 132.Then, these brackets can carry seat and lead Rail 164, seat can be installed together with the seat guide rail.In general, each seat can be installed to two seat guide rails 164, it is understood that the guide rail 164 of other quantity also can be used.

In some embodiments, centre cross member 132 is (and fixed to other supporting members of floor structure 106 and bottom Hardened structure 106 itself) it can be configured to that battery packs 104 are installed on it.For example, one or more centre cross member 132 Bottom surface can be configured to accommodate one or more dismountable retention mechanisms, such as bolt, which is used for battery assembly Part 104 is fixed to the bottom of floor structure 106.Only as an example, centre cross member 132 can be located on floor structure 106, Cell device 104 (can be equipped with one or more against the bottom of floor structure 106 between cell device 104 and floor structure Middle layer and/or intermediate member).One or more bolts can run through floor structure 106 from the bottom of cell device 104, prolong Protrude into the inside of one or more centre cross member 132.Bolt or other fasteners may be positioned such that across in cell device 104 The hole in the flange of cell device 104 and/or.Centre cross member 132 provides firm installation site for cell device 104, thus Allow cell device 104 bigger and provides farther mileage travelled for vehicle 100.

Centre cross member 132 can be also used for reinforcing the side wall of passenger compartment 108, and when impacting, protect passenger compartment 108. Front beam 114 (and rest part of front panel 112) can be configured to the power from head-on crash via rigid crossing 110 One or more centre cross member 132 is transmitted to from front anti-collision beam 128 and 130.Additionally or alternatively, front beam 114 is (and preceding The rest part of coaming plate 112) it may be configured to the power from head-on crash being transmitted to left side from front anti-collision beam 128 and 130 Longitudinal support beam 124 and right side longitudinal support beam 126.

Battery packs 104 can be configured to be installed together with the bottom of floor structure.Battery packs 104 can wrap At least one battery 162 is included, but generally includes a large amount of batteries, according to the size of each battery, including tens arrive thousands of a batteries. In some embodiments, battery 162 includes the multiple battery packs for being arranged to two layers, as shown in Figure 4.For example, first layer can be with Extend below all or part of passenger compartment 108, and the second layer can be stacked on the part of first layer so that it is in passenger compartment It is upwardly extended at 108 subsequent positions.In some embodiments, the upper layer of battery packs 104 can be positioned at rear cross beam 204 Rear portion.Rear cross beam 204 can extend across the width of passenger compartment 108.Rear cross beam 204 can be configured to accommodate one or more tight Firmware, the fastener arrangement is at the bottom that battery packs 104 are fixed to vehicle 100.In some embodiments, rear cross beam 204 can be also used for for one or more back seats being mounted in passenger compartment 108.

Battery packs 104 can also include battery connector shell 156.Battery connector shell 156 can be configured to At least one battery connector is accommodated wherein.Battery connector shell 156 can define at least one electric connector, described Electric connector is configured to couple at least one electrical system (such as motor) of electric vehicle 100.Battery connector shell 156 can be configured to be inserted into the hole 152 of floor structure 106, so that at least part of battery connector shell 156 is prolonged It is stretched outside on the top surface of floor structure 106.This enables electric connector to be accessed by the open front of rigid crossing 110, So that cell device 104 can be electrically connected with the motor of vehicle 100 and other electrical systems.Can be used can be from bottom plate Battery packs 104 are fixed to the bottom of floor structure 106 by the fastener that the bottom of structure 106 enters, thus without into Battery packs 104 can be removed from electric vehicle 100 in the case where entering passenger compartment 108.These fasteners can be along vehicle 100 bottom interval at floor structure 106, centre cross member 132, bottom floor beam 160 and/or other structures element It opens, and the spacing sum number amount of fastener depends on weight, the size and/or shape of cell device 104.

Rigid crossing 110 can be coupled with front panel 112, such as be coupled at the rear surface of front panel 112.Rigid crossing 110 can also couple with floor structure 106 and central supporting beam 132.Rigid crossing 110 can be configured to covering battery connector The part for extending in 106 top of floor structure of shell 156, so that passenger compartment 108 be closed from battery connector shell 156.

Fig. 5 shows the cross-sectional view of the front panel 112 of Fig. 2.As shown here, front panel 112 is by front beam 114 and bottom The engagement of the angled part 122 of hardened structure 106 is formed.As it was noted above, front panel 112 defines before passenger compartment 108 Part, such as passenger and/or driver's foot hole, and passenger compartment 108 is separated from the motor room of electric vehicle 100.As this institute Show, front panel 112 includes front beam 114, which has left part 116, right part 118, and in left part The middle section 184 extended between 116 and right part 118, left part right part can relative to middle section 184 to Rear bending.Front beam 114 can define inside, include a plurality of rib 134 extended along the length of front beam 114 inside this. For example, at least two ribs 134 can extend to the rear wall of front beam 114 from the antetheca of front beam 114.Front beam 114 can have There is substantially rectangular cross section.Rib 134 can dispose at regular intervals as shown here, or can be with irregular interval It separates.Here, two ribs 134 are from being equidistantly spaced each other and from the top and bottom of front beam 114, thus in preceding cross Three rectangular cavities are formed in beam 114.The use of rib 134 helps to reinforce and reinforce front beam 114, significant without increasing Quantity of material or weight, so that front beam 114 can cope with bigger impact force when colliding.

Front panel 112 can also include floor structure 106.Specifically, floor structure 106 may include angled part 122, the part in front foot hole that is angled up from the pedestal 136 of floor structure 106 and forming passenger compartment 108.This is angled Part 122 can be coupled with the bottom end of front beam 114.For example, angled part 122 may include at least one upper flange or Interface 138, the upper flange or installation interface are installed and the vertical pivot of front panel 112 is substantially aligned.Upper flange 138 can be with preceding cross The bottom end of beam 114 couples.For example, preceding upper flange 138 can seat against the front surface of front beam 114, and rear upper flange 138 The rear surface of front beam 114 can be seated against so that front beam 114 be fixed on preceding upper flange 138 and rear upper flange 138 it Between.For example, front beam 114 is inserted between upper flange 138 and is fixed with one or more fasteners.Angled part 122 can also include at least one lower flange or installation interface 140, and the lower flange or installation interface pass through from front to back downwards Inclined angled interlude 142 is separated from upper flange 138.Lower installation interface 140 may include preceding lower flange 140 with after Lower flange 140, the preceding lower flange are configured to be tightened against the front surface of bottom floor beam 144, the rear lower flange configuration At the top surface for being tightened against bottom floor beam 144.

In some embodiments, the angled interlude 142 of floor structure 106 includes in angled interlude 142 Top surface and/or bottom surface in one or more protruding features parts for being formed.Angled interlude 142 can also include from The a plurality of rib (not shown) that the top surface of angled interlude 142 to bottom surface extends.Rib and/or protruding features part can be used In further reinforcing soleplate structure 106, without increasing significant material and weight.Lower flange 140 can be with front panel 112 Trunnion axis is substantially aligned.Front panel 112 can also include bottom floor beam 144, and the bottom floor beam is placed in bottom plate Structure 106 couples below and with lower flange 140, so that bottom floor beam 144 is from the middle section of front beam 114 184 Posterior transversal it is spaced apart.Bottom floor beam 144 can define inside, and the inside includes along bottom floor beam 144 Length extend at least one rib 146.In some embodiments, rib 146 can bottom floor beam 144 forward corner with Extend between back angle.For example, rib 146 can extend to bottom floor beam 144 from the front lower corner of bottom floor beam 144 Rear corner portion.The rib 146 helps to reinforce and reinforce bottom floor beam 144, without the significant quantity of material of increase or again Amount.In some embodiments, bottom floor beam 144 can accommodate one or more fasteners in order to by battery packs 104 are couple to the bottom of vehicle 100.

In general, front panel 112 can be formed by aluminium completely.For example, front beam 114 and bottom floor beam 144 can be by Extruded aluminum is formed, this makes it easier to form any rib integral with beam collection, with proof strength highest.In some embodiments In, the angled part 122 (and floor structure 106 itself) of floor structure 106 can be by that can cast aluminium or compacting aluminium It is formed.This molding mode more suitable for producing protruding features part in the surface of floor structure 106, improve intensity and/ Or keep floor structure 106 hard.

In some embodiments, the front surface of front panel 112 and one or more front anti-collision beam 148 couple.In some realities It applies in example, front panel 112 can be directly coupled to front anti-collision beam 148, and in other embodiments, it can be in front anti-collision beam 148 One or more components, such as anticollision element 154 are coupled between front panel 112.If frontal impact occurs, front panel 112 can To be configured to bear and absorb the power transmitted from front anti-collision beam 148.Front panel 112 may be configured to directed force and avoid passenger, Such as by guiding the power around front-row seats to the structure member for being designed to cope with impact force.For example, as referring to Fig. 2 institute It states, the longitudinal support beam 124 and 126 that the end of front panel 112 can extend with the side wall along vehicle 100 couples.If occurring Impact force, can be transmitted to these longitudinal support beams 124 and 126 by collision, to guide most of power around passenger compartment 108 to protect Occupant.Front panel 112 can also be coupled with rigid crossing 110.For example, rigid crossing 110 can be with the rear surface of front beam 114 It couples and the top surface of the angled interlude 142 with floor structure 106 couples.It can be passed by rigid crossing 110 The frontal impact power that front panel 112 is subject to is passed, which can transfer force to one positioned at 112 rear portion of front panel Root or more centre cross member (not shown).This transfer of power may insure the occupant for guiding the maximum amount of power to bypass vehicle 100.

Fig. 6 shows the alternative embodiment of rigid crossing 910.Here, rigid crossing 910 extends only to the center of forefront Crossbeam 932.The centre cross member 932 of forefront has to be defined by front side portion 934, rear lateral portion 936, top side portion 938 and bottom side 940 Side wall profile.In some embodiments, front side portion 934 can not be parallel with rear lateral portion 936.For example, front side portion 934 can To be forwardly and downwardly at an angle of from top side portion 938.It the rear end of rigid crossing 910 can be with the top of the centre cross member 932 of forefront Side 938 and/or front side portion 934 couple.Rigid crossing 910 may include flange 912, the center cross of the flange and forefront The top side portion 938 and/or front side portion 934 of beam 932 couple.In some embodiments, the centre cross member 932 of forefront can define Inside including a plurality of rib 942.Rib 942 extends vertically between top side portion 938 and bottom side 940.Here, in the inside Two ribs are set, to form two rectangular cavities and a trapezoidal cavity.Additional level can be set in the cavity Rib 944.For example, each cavity can include at least one rib 944 that the cavity is separated into multiple sections.Rib 944 is perpendicular Straight rib 942 provides additional intensity and rigidity.The use of rib 942 and 944 helps to reinforce and reinforce the centre cross member of forefront 932, without increasing significant quantity of material or weight, so that the centre cross member 932 of forefront can be when colliding Cope with bigger impact force.

The centre cross member 946 of rearmost part can have by front side portion 948, the first top side portion 950, midfeather 952, the second top The profile that side 954, rear lateral portion 956 and bottom side 958 define.The profile can be shaped so that the centre cross member of rearmost part The rear part of the 946 preceding centre cross member 946 for being partially larger than the rearmost part.In some embodiments, the first top side portion 950 and One or two of two top side portions 954 can tilt down from front to back.The inclined surface can be configured to accommodate one or Multiple brackets, seat and/or seat guide rail may be mounted on the bracket.In some embodiments, the centre cross member of rearmost part Define open inside in 946 side.A plurality of rib 960 can extend in open inside.Rib 960 is in the second top side portion 954 Vertically extend between bottom side 958.Here, two ribs are set in the inside, the rib and midfeather 952 of middle front part Alignment.Additional horizontal ribs 962 can be set in the inside.For example, horizontal ribs 962 can extend into the center of rearmost part In the preceding part of crossbeam 946, it is aligned with the second top side portion 954.The use of rib 960 and 962 helps to reinforce and reinforce rearmost part Centre cross member 946, without increasing significant quantity of material or weight, so that the centre cross member 946 of rearmost part can be Bigger impact force is coped with when colliding.

Fig. 7, which is shown, is installed to one of the centre cross member 932 of forefront and the bracket on the centre cross member 946 of rearmost part Embodiment.Front rack 964 is configured to attach to the crossbeam 932 of forefront.For example, the driver's side wall and passenger side of passenger compartment 108 Enclosing can include two or more front racks 964.Front rack 964 can have top mounting surface 966, the top installation Surface configuration is at receiving seat guide rail or other seat bottoms at the position of the top surface for the centre cross member 932 for being higher by forefront Seat.For example, before each front rack 964 may have preceding connector and rear connector in order to which front rack 964 to be mounted on most On the crossbeam 932 in portion.Preceding connector can be configured on the front side portion 934 of the crossbeam 932 fixed to forefront, such as by adopting It is fixed with fastener, bonding agent, welding and/or other known technique for fixing.In some embodiments, preceding connector can To include flange, the flange is designed to flush placement with the front side portion 934 being at an angle of, shown in Figure 5.Fastening can be used The flange is fixed to front side portion 934 by part and/or other retention mechanisms.Connector can be configured to horizontal with the center of forefront afterwards 938 phase of top side portion of beam 932 is fixed.For example, rear connector may include flange, the flange is configured to neat with top side portion 938 Safety sets and is fixed to top side portion 938.Top mounting surface 966 can extend upwards and/or forward from rear connector, and including Threaded hole in order to accommodate bolt or other fasteners with by seat guide rail be fixed to front rack 964.This make seat guide rail or Other seat bases can be located at the higher height of top side portion 938 of the centre cross member 932 than forefront, so that seat is led Rail can tilt from front to back, so that seat is more easily adjusted.

Tail-bracket 968 can have rear part 970, and rear portion distribution is set to the centre cross member 946 for being placed in rearmost part In second top side portion 954.In some embodiments, rear part 970 can have thickness, so that make the top table of rear part 970 Face and the first top side portion 950 are generally in identical height.Part 970 can define threaded hole afterwards, and the threaded hole is configured to Bolt and/or other fasteners are accommodated in order to which seat guide rail is fixed to tail-bracket 968.In general, the top surface of rear part 970 It is located at the lower height of top mounting surface 966 than front rack 964, so that between front rack 964 and tail-bracket 968 The seat guide rail of extension slopes slightly downward from front to back.In some embodiments, tail-bracket 968 can respectively include preceding part 972, such as extend to the flange in the first top side portion 950.The flange can be fixed to the first top side portion 950, such as by adopting It is fixed with fastener, bonding agent, welding and/or other fixed mechanisms, to be mentioned for tail-bracket 968 and/or seat guide rail For bigger support.

Fig. 8 is the flow chart of a kind of method 800 of frontal impact for absorbing electric vehicle.Method 800 can be by electric vehicle 100 and its component execute.Method 800 can bear the collision at electric vehicle front end at frame 802 and start.Example Such as, collision can be born by the front bumper of vehicle or other front components.At frame 804, these power may finally be by one Or more front anti-collision beams are born, the collision prevention girders can absorb at least part power by crumpling the part of front anti-collision beam.Example Such as, front anti-collision beam can be designed to that shrinkage carrys out absorbability in a manner of being similar to accordion.Before this shrinkage can be by design Collision prevention girders realize that the front anti-collision beam is designed to include chamfering and/or includes one formed in the outer peripheral edge of front anti-collision beam A or multiple recesses, to promote the folding of material itself when colliding.

At frame 806, the power of remainder can be transmitted to front panel, such as institute above from the back edge of front anti-collision beam The front panel 112 stated.For example, the front panel may include front beam, the front beam has the left side separated by middle section Part and right part, wherein the left part and the right part are rearward bent relative to the middle section.Left part Can be respectively to one or more longitudinal bracing beam deflection and coupled with it with right part, the longitudinal support beam is along vehicle Side wall extend.The bottom end of front beam can be coupled with floor structure, which has is separated by angled interlude The upper installation interface and lower installation interface opened, the angled interlude tilt down from front to back.Installing interface on this can be with It is fastened to the bottom end of front beam and/or is otherwise coupled with the bottom end of front beam.For example, before upper installation interface may include Upper flange and rear upper flange, the preceding upper flange are configured to be tightened against the front surface of front beam, and the rear upper flange is configured to It is tightened against the rear surface of front beam.Lower installation interface can be fastened to bottom floor beam and/or otherwise with its coupling It connects, the bottom floor beam is located in below floor structure.For example, lower installation interface is convex under may include preceding lower flange and being rear Edge, the preceding lower flange are configured to be tightened against the front surface of bottom floor beam, and the rear lower flange is configured to be tightened against The top surface of bottom floor beam.Bottom floor beam can be spaced apart with the posterior transversal of the middle section of front beam.

At frame 808, at least part of remaining force can be transmitted to one or more longitudinal support beam, the longitudinal direction Supporting beam and right part and/or left part couple.This make the power being largely subject to be able to be guided and avoid passenger compartment and/ Or in which occupant.Method 800 may further include via rigid crossing and by least part of remaining force from front panel Be transmitted to one or more centre cross member, the rigid crossing be coupled in front beam and one or more described centre cross member it Between.

In some embodiments, front anti-collision beam, front beam, remaining front panel component (floor structure and bottom bottom plate Beam), longitudinal support beam and/or centre cross member may include the one or more protruding features parts formed in the surface of component And/or the rib formed in the inside of component.Need bigger power various to crumple since rib and/or protruding features part ensure that Component, therefore these features provide not only additional strength and stiffness, while also all parts being enabled to absorb more Impact force, to absorb further amounts of power before the component further below for finally transferring force to vehicle.

It should be noted that system described above and device are merely intended to illustrate.It has to be emphasized that various embodiments can take the circumstances into consideration Omit, replace or increase various steps or component.Furthermore, it is possible to will be described for some embodiments in each other embodiments Feature combination.The different aspects and element of various embodiments can be combined in a similar way.In addition, it should be emphasized that, technology It can develop, thus many elements are examples, are not necessarily to be construed as limiting the scope of the invention.

Concrete details is given in this specification, to help comprehensive understanding embodiment.However, the ordinary skill of this field Personnel can also practice embodiment it should be understood that without these details.Such as, it has been shown that well known structure and Technology is without extra details in order to avoid keep embodiment smudgy.Present description provides merely illustrative embodiments, and simultaneously It is not intended to limit the scope of the invention, applicability or construction.On the contrary, will be above those skilled in the art to the description of embodiment The description that can be realized is provided to implement the embodiment of the present invention.Without departing from the spirit and scope of the present invention, Can function to element and arrangement carry out various changes.

Several embodiments have been described, it would be recognized by those skilled in the art that in the situation for not departing from spirit of the invention Under, various modifications, alternative constructions and equivalent program can be used.For example, the above element can be only the component of larger system, Wherein other rules may prior to or otherwise modify application of the invention.Moreover, before considering said elements, During or after, more steps can be taken.Therefore, above description is not construed as limiting the scope of the invention.

In addition, the terms "include", "comprise", " having " and " containing ", are being used for this specification and following claims When middle, it is intended to it explicitly indicates that there are the feature, element, component or step, and these terms are not precluded there is also or increase Other one or more features, element, component, step, operation or group.

Claims (20)

1. a kind of front panel of electric vehicle, the front panel include:

Front beam, the front beam has left part, middle section and right part, wherein the left part and the right side Side section is rearward bent relative to the middle section；

Floor structure, the floor structure have the upper installation interface and lower installation interface separated by angled interlude, The angled interlude tilts down from front to back, wherein the bottom end of the upper installation interface and the front beam couples； And

Bottom floor beam, the bottom floor beam be located in below the floor structure and with the lower installation interface coupling It connects, so that the bottom floor beam is spaced apart from the posterior transversal of the middle section of the front beam, wherein institute Front panel is stated to be configured to separate the passenger compartment of the electric vehicle and the motor room of the electric vehicle.

2. the front panel of electric vehicle as described in claim 1, in which:

The front beam or the bottom floor beam either or both of them include extruded aluminum；And the floor structure includes Suppress aluminium.

3. the front panel of electric vehicle as described in claim 1, in which:

The front beam defines inside, and the inside includes a plurality of rib extended along the length of the front beam.

4. the front panel of electric vehicle as described in claim 1, in which:

The bottom floor beam defines inside, and the inside includes extending at least along the length of the bottom floor beam One rib.

5. the front panel of electric vehicle as described in claim 1, in which:

The upper installation interface includes preceding upper flange, and the preceding upper flange is configured to be tightened against the front surface of the front beam；

The upper installation interface includes rear upper flange, and the rear upper flange is configured to be tightened against the rear surface of the front beam；

The lower installation interface includes preceding lower flange, and the preceding lower flange is configured to before being tightened against the bottom floor beam Surface；And

The lower installation interface includes rear lower flange, and the rear lower flange is configured to be tightened against the top of the bottom floor beam Surface.

6. the front panel of electric vehicle as described in claim 1, further comprises:

The rear surface of rigid crossing, the rigid crossing and the front beam couples and the angulation with the floor structure The top surface of the interlude of degree couples, the rigid crossing be configured to by the power from head-on crash from the front panel guide to One or more centre cross member positioned at the rear portion of the front panel.

7. the front panel of electric vehicle as described in claim 1, in which:

The interlude of the floor structure includes a plurality of rib extended from the top surface of the interlude to bottom surface.

8. a kind of front panel of electric vehicle, the front panel include:

Front beam, the front beam has left part, middle section and right part, wherein the left part and the right side Side section is rearward bent relative to the middle section, wherein the front beam defines inside, the inside includes along institute State a plurality of rib that the length of front beam extends；

Floor structure, comprising:

Upper flange, the upper flange and the vertical pivot of the front panel are substantially aligned, the bottom end of the upper flange and the front beam Coupling；And

Lower flange, the lower flange are separated by angled interlude from the upper flange,

The interlude tilts down from front to back, and the lower flange and the trunnion axis of the front panel are substantially aligned；And

Bottom floor beam, the bottom floor beam are located in below the floor structure and couple with the lower flange, with So that the bottom floor beam is spaced apart from the posterior transversal of the middle section of the front beam, wherein the bottom Floor beam defines inside, and the inside includes at least one rib extended along the length of the bottom floor beam, wherein The front panel is configured to separate the passenger compartment of the electric vehicle from the motor room of the electric vehicle.

9. the front panel of electric vehicle as claimed in claim 8, in which:

At least one rib includes the rib extended between the forward corner and back angle of the bottom floor beam.

10. the front panel of electric vehicle as claimed in claim 8, in which:

The a plurality of rib includes at least two ribs that the rear wall of the front beam is extended to from the antetheca of the front beam.

11. the front panel of electric vehicle as claimed in claim 8, in which:

The upper flange is preceding upper flange；

The floor structure further comprises rear upper flange；And

The front beam is fixed between the preceding upper flange and the rear upper flange.

12. the front panel of electric vehicle as claimed in claim 8, in which:

The front surface of the front panel and one or more front anti-collision beam couple.

13. the front panel of electric vehicle as claimed in claim 8, in which:

The angled interlude of the floor structure includes the top surface and bottom surface in the angled interlude One or more protruding features parts of middle formation.

14. the front panel of electric vehicle as claimed in claim 8, further comprises:

The rear surface of rigid crossing, the rigid crossing and the front beam couples and the angulation with the floor structure The top surface of the interlude of degree couples, the rigid crossing be configured to by the power from head-on crash from the front panel guide to One or more centre cross member positioned at the rear portion of the front panel.

15. a kind of method for the frontal impact for absorbing electric vehicle, which comprises

Bear the collision in the front end of the electric vehicle；

And crumpling the part of front anti-collision beam for the collision from from the front anti-collision beam come power at least part It absorbs；And

At least part of the power is transmitted to the front panel of the electric vehicle from the back edge of the front anti-collision beam, it is described Front panel includes:

Front beam, the front beam has left part, middle section and right part, wherein the left part and the right side Side section is rearward bent relative to the middle section；

Floor structure, the floor structure have the upper installation interface and lower installation interface separated by angled interlude, The angled interlude tilts down from front to back, wherein the bottom end of the upper installation interface and the front beam couples； And

Bottom floor beam, the bottom floor beam be located in below the floor structure and with the lower installation interface coupling It connects, so that the bottom floor beam is spaced apart from the posterior transversal of the middle section of the front beam, wherein institute Front panel is stated to be configured to separate the passenger compartment of the electric vehicle from the motor room of the electric vehicle.

16. absorbing the method for the frontal impact of electric vehicle as claimed in claim 15, further comprise:

At least part of the power is transmitted to the rigid crossing with front panel coupling, is largely born to guide Try hard to avoid out the passenger compartment.

17. absorbing the method for the frontal impact of electric vehicle as claimed in claim 15, in which:

The upper installation interface includes preceding upper flange, and the preceding upper flange is configured to be tightened against the front surface of the front beam；

The upper installation interface includes rear upper flange, and the rear upper flange is configured to be tightened against the rear surface of the front beam；

The lower installation interface includes preceding lower flange, and the preceding lower flange is configured to before being tightened against the bottom floor beam Surface；And

The lower installation interface includes rear lower flange, and the rear lower flange is configured to be tightened against the top of the bottom floor beam Surface.

18. absorbing the method for the frontal impact of electric vehicle as claimed in claim 15, in which:

The bottom floor beam defines inside, and the inside includes rib, the rib along the bottom floor beam length Extend between the forward corner and back angle of the bottom floor beam.

19. absorbing the method for the frontal impact of electric vehicle as claimed in claim 15, in which:

The front beam defines inside, and the inside includes a plurality of rib extended along the length of the front beam.

20. absorbing the method for the frontal impact of electric vehicle as claimed in claim 15, in which:

The angled interlude of the floor structure includes the top surface and bottom surface in the angled interlude One or more protruding features parts of middle formation.