CN109455224A - Connection for beam member and side girders (mud guard) - Google Patents

Abstract

Beam connection system for electric vehicle includes the longitudinal support beam coupled with the chassis of electric vehicle and extends to the rear cross beam in the left side of passenger compartment on the right side of the passenger compartment of electric vehicle.Rear cross beam is generally normal to longitudinal support beam.Connector is arranged between longitudinal support beam and rear cross beam and is configured to that longitudinal support beam and rear cross beam is made to be coupled to each other.Connector includes being configured to receive the first part of the end of rear cross beam and being configured to receive the second part of the middle section of longitudinal support beam.

Description

Connection for beam member and side girders (mud guard)

Background technique

It is typically due to the presence of the large-scale and/or a large amount of battery of motor used for vehicles and the power supply of other components, is produced The many problems exclusive for electric vehicle are given birth to.These batteries usually have bulkiness, and increase vehicle significant heavy Amount.These consider especially effectively and in terms of practical electric vehicle to propose challenge in design.In addition, these electricity during collision Pond may be particularly easy to suffer damage.Since there are fire and/or corrosion harmfulness, the possible special hazards of the damage of battery.In this way, Protecting a battery from damage is still problem exclusive in electric vehicle field.

Vehicular manufacturer is added to many new structure features to vehicle to improve safety and/or performance.These Many structure features in structure feature can be equally applicable to electronic, mixing and on-electric vehicle, and other structures feature is more Loaded vehicle motor type is filled, having for the batteries of electric automobile on such as specific region for protecting vehicle increases thickness Vehicle floor.The structure improvement that safety or performance are improved without significantly damage other aspects is still vehicle manufacture The important goal of quotient.

Electric vehicle just becomes the increasingly viable option of the conventional truck with internal combustion engine.Electric vehicle is at them Compactedness, the simple aspect of design have the advantage that, and may be more according to the means for initially generating electric power used in vehicle Environmental-friendly aspect is added to have the advantage that.As tellurian oil deposit becomes increasingly depleted, gasoline is replaced using renewable energy The prospect for providing power to automobile has obvious advantage.

Summary of the invention

In one aspect, a kind of beam connection system for electric vehicle is provided.Beam connects system The longitudinal support beam of the chassis coupling of motor-car and after extending to the left side of passenger compartment on the right side of the passenger compartment of electric vehicle Crossbeam, the rear cross beam is generally normal to longitudinal support beam.It can also include connector that beam, which connects system, and connector setting is vertical To between supporting beam and rear cross beam and being configured to that longitudinal support beam and rear cross beam is made to be coupled to each other.Connector may be configured to It accommodates the first part of the end of rear cross beam and is configured to accommodate the second part of the middle section of longitudinal support beam.

It on the other hand, may include the longitudinal direction coupled with the chassis of electric vehicle for the beam connection system of electric vehicle Supporting beam and extended on the right side of the passenger compartment of electric vehicle passenger compartment left side rear cross beam.Rear cross beam can be substantially orthogonal In longitudinal support beam.It can also include connector that beam, which connects system, which is configured to receive a part of longitudinal support beam A part with rear cross beam is so that longitudinal support beam and rear cross beam are coupled to each other.Connector may include first part, this first Part limits the first flange, and the entire outer periphery which is configured around the end of rear cross beam extends.Connector is also It may include second part, which limits the second flange, which is configured around the entire of longitudinal support beam At least part of roof or one or both of bottom wall that side wall extends and surrounds longitudinal support beam extends.

On the other hand, a kind of method of supporting beam for connecting electric vehicle is provided.This method may include by rear cross Beam is located in the bottom bottom of the passenger compartment of electric vehicle, so that rear cross beam extends to the right side of passenger compartment on the left of passenger compartment Side.This method can also include one end that the first part of connector is fixed to rear cross beam and the second part for the device that is connected Position the middle section of longitudinal support beam.This method, which may further include, is fixed to longitudinal bracing for the second part of connector The middle section of beam.

Detailed description of the invention

It is may be implemented by reference to the following drawings to the property of each embodiment and further understanding for advantage.In attached drawing In, similar component or feature can have identical appended drawing reference.Further, each component of same type can be by attached Icon note after scribing line and distinguish similar component the second label and differentiate.If it is attached to only used first in the present specification Icon note, then it is this description be suitable for identical first appended drawing reference any similar component, and with the second appended drawing reference without It closes.

Fig. 1 depicts electric vehicle according to the embodiment.

Fig. 2 depicts the top view of the dynamical system of electric vehicle according to the embodiment.

Fig. 3 depicts the isometric view in the channel of electric vehicle according to the embodiment.

Fig. 4 depicts the cross-sectional view in the channel of Fig. 3 according to the embodiment.

Fig. 5 depicts the installation system that electric vehicle is used for according to embodiment.

Fig. 6 depicts rear cross beam bindiny mechanism according to the embodiment.

Fig. 7 is to depict the flow chart for the method for being used to connect the supporting beam of electric vehicle according to embodiment.

Specific embodiment

The theme of the embodiment of the present invention is described in detail herein to meet legal requirement, but the description not necessarily purport In limitation the scope of the claims.Theme claimed can embody in other ways, may include different elements Or step, and can be used in combination with other prior arts or WeiLai Technology.Unless explicitly recited the sequence of each step or Element arrangement, otherwise this description should be not construed as to imply that it is among various steps or element or between any certain order or cloth It sets.

System and method described herein relates generally to the improvement of electric vehicle.Due to needed for the power supply of this vehicle The considerations of battery size and weight, and make electric vehicle security needs as far as possible, therefore must be in the feelings for considering specific feature Each component in electric vehicle is designed under condition.Specifically, it is necessary to weigh the weight and structural intergrity phase with each component The considerations of pass factor, with ensure electric vehicle operation it is both effective and safe.For example, the vehicle body of vehicle must be it is hard, effectively and Light-weight.Light-weight vehicle body helps to offset the impost of battery, and battery with several big batteries or can pass through electricity The form of many (sometimes thousands of) smaller batteries that line links together.Hard vehicle body helps to make vehicle during turn It is more stable, and additionally aid damage of the limitation to vehicle body and battery during collision.The protection of battery is special during collision It is unimportant, because a large amount of batteries generate significant fire hazard, and passenger can also be exposed to highly corrosive material with other Material.Due to the high safety risk, there is an urgent need to body structure is designed to be able to endure the high-tensile strength collision from any direction.

Fig. 1 is turned now to, one embodiment of electric vehicle 100 is shown.Although electronic shown herein as electric car Vehicle 100 can be any motor vehicles by power supply.For example, electric vehicle 100 may include vehicle such as automobile, public Automobile, train, truck, tramcar, ship, aircraft and/or any other type transport establishment.

Here, most of main body 102 of electric vehicle 100 (is especially designed as forming those of skeleton of vehicle component With for those of crash protection component) alloy by aluminium or comprising aluminium is made, but it should be appreciated that it is contemplated that other materials. Aluminium alloy provides firm and light-weight component, and it is required to electric vehicle power supply to compensate that this component facilitates mitigation weight Battery high weight.For electric vehicle, emphasis is placed on more and more in the protection of battery, because of the damage of battery unit It can lead to the explosion and fire in vehicle.Since a large amount of space cell necessarily takes up in electric vehicle to maintain actually to drive Mileage is sailed, therefore this problem is complicated.Therefore, the vehicle retrofitting of enhancing protection is provided along the edge of Vehicular battery and corner It is advantageous.This remodeling may include relating to, but are not limited to provide following consideration: (1) increased vehicle rigidity, (2) increase The energy from collision absorption, and (3) increase derived from vehicle main body shock energy/power transmission efficiency to subtract Shaoshi is added to the potential shock of the passenger in Vehicular battery and vehicle.

Cell device 104 (being shown in Fig. 2) is located in below the floor structure 106 of electric vehicle 100.This positioning provides Several benefits.Firstly, cell device to great extent by means of aluminium (or other metal materials) floor structure 106 and passenger compartment every From this facilitates the safety for increasing passenger.Cell device 104 is placed on vehicle 100 allows cell device 104 bottom of from further below Hardened structure 106 is connected to the electrical system of vehicle 100 below.This makes it possible to replace cell device from the external of vehicle 100 104.For example, vehicle 100 can be elevated, and cell device 104 can be separated with the downside of vehicle 100.Only show as one Example, can remove many bolts or other fasteners, and cell device 104 can be removed from vehicle 100.Cell device 104 It can be disconnected, and new cell device 104 can connect and be fastened to the downside of vehicle 100.This allows simply to replace old electricity Pond, and also make it possible that the cell device 104 exhausted is quickly changed for charged cell device 104, to serve as to vehicle Method of 100 quick charges to realize more long stroke.The placement of cell device 104 is also by most of weight cloth of vehicle 100 It sets in Near Ground, to reduce the center of gravity of vehicle 100, this allows vehicle 100 to turn round more preferably and reduces the probability of rollover.

From use internal combustion engine and including along vehicle length extension the automobile of power train it is different, electric vehicle 100 by calmly One or more motor drives of the position in vicinity.It therefore, there is no need to longitudinal power train.In order to facilitate passenger compartment 108 are isolated with cell device 104, while providing and being connected to electrical system in passenger compartment 108 and one for cell device 104 Or the access of the connection of multiple motor, passenger compartment can be set projected upwards from the floor structure 106 of passenger compartment 108 it is rigid Property channel 110.However, it is different to provide the traditional, pneumatic vehicle in the gap for power train from channel wherein can be set, just Property channel 110 be in order to to electric vehicle 100 power cell device 104 a part provide gap.Rigid crossing 110 is not The shell of a part for battery component can be only provided, and many other functions can be supplied.Only as an example, Rigid crossing 110 can contribute to the absorbability in collision accident and far from passenger transmit power.In such an embodiment, just Property channel 110 can by carbon fiber or and its other firm and light-weight composite materials formed.In other embodiments, rigidity Channel 110 can serve as a part of air ventilation systems, and wherein hot-air or cold air pass through a part of rigid crossing 110 It is discharged to passenger compartment 108.

Fig. 2 depicts one embodiment of the dynamical system of electric vehicle 100.Dynamical system may include be located in it is electronic Firewall 112 between the motor room and passenger compartment 108 of vehicle 100.If firewall 112 can be formed by dry part.For example, anti- Wall with flues 112 may include front beam 114, which has left part 116 and right part 118, the left part 116 and right part 118 It is separated by the middle section 148 extended therebetween.Left part 116 and right part 118 can be respectively curved backward relative to middle section 148 Song, to limit footwell or other fronts of passenger compartment 108.For example, left part 116 and right part 118 can be relative to centres Part 148 is between about 10 degree and 40 degree, the angle more typically between about 25 degree and 35 degree is bended backward.Front beam 114 It can have the substantially rectangular cross section for limiting open interior.In some embodiments, open interior may include along preceding cross Multiple flanks that the length of beam 114 extends, as Fig. 6 is better shown.Firewall 112 can also include floor structure 106 at Angle part 122.The horizontal flat portion 150 of floor structure 106 can with firewall 112 couple and/or slave firewall 112 to After extend.Flat 150 can limit between firewall 112 and one or more central supporting beams 132 of floor structure 106 Hole 152.Angled portion 122 can be coupled with the bottom end of front beam 114.This coupling is further described in conjunction with Fig. 6.

In some embodiments, left longitudinal support beam 124 can be with the angled portion of left part 116 and/or floor structure 106 Divide 122 couplings.Right longitudinal support beam 126 can be coupled with the angled portion 122 of right part 118 and/or floor structure 106.It is right Front anti-collision beam 128 can be coupled with middle section 148 and/or right part 118, and can be generally normal to middle section 148 Right end.Left front collision prevention girders 130 can be coupled with middle section 148 and/or left part 116, and can be generally normal to middle part Divide 148 left end.In some embodiments, collision prevention girders 128 and 130 can be coupled directly with front beam 114, and in other embodiments In, collision prevention girders 128 and 130 can be coupled via anticollision element 154 and front beam 114.

In some embodiments, firewall 112 can be coupled with rigid crossing 110, which can be from fire prevention Wall 112 extends rearward to one or more centre cross members 132, as shown in Figure 3.For example, the leading edge of rigid crossing 110 can be with The middle section of angled portion 122 and the middle section coupling of front beam 114.The leading edge of rigid crossing 110 can be out It puts, allows to enter the access of motor room in 110 following settings of rigid crossing.It the rear portion of rigid crossing 110 can be in Crossbeam 132 is entreated to couple.For example, the foremost of centre cross member 132 can be coupled with the downside of rigid crossing 110, such as it is coupled in In recess in rigid crossing 110, which is configured as accommodating the centre cross member 132 of foremost.Rearmost centre cross member 132 are configurable to be coupled to rigid crossing 110 and/or the back edge in rigid crossing 110 with the back edge of rigid crossing 110 Near.Centre cross member 132 can extend laterally across the width of passenger compartment 108.In some embodiments, one or more centers The top surface of crossbeam 132 is configurable to the installation point as front chair.For example, the top table of one or more centre cross members 132 Face can limit multiple holes, this some holes is configured as accommodating in for seat guide rail 164 and/or other seat supports to be couple to Entreat the bolt and/or other retention mechanisms of crossbeam 132.In some embodiments, seat carrier can be installed to one or more Centre cross member 132.These brackets can then receive seat guide rail 164, take this that seat can be installed.In general, each seat will be by Two seat guide rails 164 are installed to, it should be recognized that the guide rail 164 of other quantity 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 as with battery component 104 mounted thereto.For example, one or more centre cross members 132 lower surface is configurable to receive the one or more of such as bolt that retention mechanism can be removed, and the retention mechanism is used for Battery component 104 is fixed to the downside of floor structure 106.As only one example, centre cross member 132 can be positioned at bottom plate The top of structure 106, wherein cell device 104 (may be at cell device 104 and bottom against the lower side positioning of floor structure 106 There are one or more layer and or components between two parties) between hardened structure.One or more bolts can be from cell device 104 Downside extends, across the inside of floor structure 106 and the one or more centre cross members 132 of entrance.Bolt or other fasteners can It is positioned with the hole in the flange of cell device 104 and/or cell device 104.Centre cross member 132 is cell device 104 provide firm installation site, to allow cell device 104 bigger and provide bigger mileage for vehicle 100.

Centre cross member 132 can also be used to strengthen the side of passenger compartment 108 and protect passenger compartment in impact event 108.Front beam 114 (and rest part of firewall 112) can be configured to that front anti-collision beam 128 will be come from via rigid crossing 110 One or more centre cross members 132 are transmitted to the power of 130 head-on crash.As additional and substitution, front beam 114 (and it is anti- The rest part of wall with flues 112) it may be additionally configured to the power of the head-on crash from front anti-collision beam 128 and 130 being transmitted to left longitudinal direction Supporting beam 124 and right longitudinal support beam 126.

Battery component 104 can be configured as the downside for being mounted on floor structure 106.Battery component 104 may include to A few battery 162, but generally include from dozens of to thousands of a large amount of batteries, this depends on the size of each battery. In some embodiments, battery 162 includes arrangement many battery units in two layers, as Fig. 4 best seen from.For example, the One layer can extend below entire passenger compartment 108 or part passenger compartment, and the second layer may be stacked in a part of first layer, So that it is upwardly extended at the position at 108 rear of passenger compartment.In some embodiments, the upper layer of battery component 104 can determine Position is at 204 rear of rear cross beam.Rear cross beam 204 can extend across the width of passenger compartment 108.Rear cross beam 204 is configurable to connect Receive one or more fasteners, the fastener is configured as battery component 104 being fixed to the downside of vehicle 100.Some In embodiment, rear cross beam 204 can also be used to for one or more back seats being mounted in passenger compartment 108.

Battery component 104 may also include battery connector shell 156.Battery connector shell 156 is configurable near A few battery connector accommodates wherein.Battery connector shell 156 can limit at least one electric connector, the electric connector It is configured as coupling at least one electrical system (such as motor) of electric vehicle 100.Battery connector shell 156 can be with It is configured to be inserted into the hole 152 of floor structure 106 so that at least part of battery connector shell 156 is in floor structure Extend above 106 top surface.This allows electric connector that can enter by the open front of rigid crossing 110, to keep battery first Part 104 is conductively coupled to the motor and other electrical systems of vehicle 100.Battery component 104 can be used from floor structure 106 The enterable fastener in downside and be fixed to floor structure 106 downside so that do not have to enter passenger compartment 108 can be by battery pack Part 104 is removed from electric vehicle 100.In floor structure 106, centre cross member 132, bottom floor beam 160 and/or other structures At element, these fasteners can be spaced apart along the downside of vehicle 100, and wherein the spacing and quantity of fastener can be by battery members Weight, the size and/or shape of part 104 determine.

Rigid crossing 110 can be coupled with firewall 112, such as at the rear surface of firewall 112.Rigid crossing 110 It can also be coupled with floor structure 106 and central supporting beam 132.Rigid crossing 110 is configurable to covering battery connector shell The part that body 156 extends above floor structure 106 is so that passenger compartment 108 is separated with the sealing of battery connector shell 156.

Fig. 5 depicts the installation system of electric vehicle 100.Installation system includes the floor structure 106 of electric vehicle 100. Floor structure 106 can extend across passenger compartment 108 wholly or largely and serve as bottom plate and (all for installing various parts Such as the seat in central control board (not shown), rigid crossing 110 and passenger compartment 108) lower support structure.Installation system It may also include rear cross beam 204, which is mounted to floor structure 106 and extends to passenger from the right side of passenger compartment 108 The left side in cabin 108.In some embodiments, rear cross beam 204 can limit the rear portion of passenger compartment 108, the front of middle and rear cross beam 204 It is couple to the rear end of floor structure 106, and the chassis and/or other bottom structures of the back of rear cross beam 204 and electric vehicle 100 272 couplings.In general, floor structure 106 and bottom structure 272 have different height at the rear portion of passenger compartment 108.Rear cross beam 204 can be effectively coupled to the top of floor structure 106 at the top in adjacent position of bottom structure 272.Rear cross beam 272 bottom surface can correspond to the shape of the engaging portion between floor structure 106 and bottom structure 272.

For example, rear cross beam 204 can have outer periphery, which includes roof 274, bottom wall 276, midfeather 278, rear side Wall 280, preceding diagonal wall 282, and rear diagonal wall 284.Preceding diagonal wall 282 can be extended rearward to from the leading edge of bottom wall 276 The leading edge of roof 274.Diagonal wall 284 can extend rearward to the leading edge of midfeather 278 from the back edge of bottom wall 276 afterwards. Rear wall 280 can extend downwardly into the back edge of midfeather 278 from the back edge of roof 274.Midfeather 278 can be rear right Extend between the rear top edge of angle wall 284 and the lower edge of rear wall 280.Therefore, the outer periphery of rear cross beam 204 can be towards vehicle 100 rear portion tilts upwards, and a portion is to rearward projection, to form rough p-shaped or irregular hexagonal structure.Bottom Wall 276 can be fastened onto the top surface of floor structure 106 or otherwise couple with the top surface of floor structure 106, and Diagonal wall 284 extends along the front surface of the protrusion of raised bottom structure 272 afterwards.Midfeather 278 can be against bottom structure 272 The positioning of middle flat surface, and rear wall 280 can be positioned against the vertical plane of bottom structure 272.Afterwards diagonal wall 284, in One or more of partition 278 and rear wall 280 can be secured to bottom structure 272 and/or otherwise with bottom Structure 272 couples.

In some embodiments, the outer periphery of rear cross beam 204 limits internal, and the inside has the length along rear cross beam 204 Spend the multiple flanks extended.For example, the first flank 286 can be generally in same put down from midfeather horizontal extension and with midfeather Face.First flank 286 may extend into the middle section of preceding diagonal wall 282.Second flank 288 can be right from rear diagonal wall 284 Extend to angle and is generally in same plane with rear diagonal wall 284.Second flank 288 can extend into the centre of roof 274 Part.The use of flank 286 and 288 helps to reinforce and reinforce material or weight of the rear cross beam 204 without will increase significant quantity, To allow rear cross beam 204 to cope with greater impact power in collision accident.In order to promote the formation of flank, rear cross beam 204 can be with It is formed by aluminium extrusion, so that the outer wall of flank and rear cross beam 204 is formed together.In some embodiments, flank and rear cross beam 204 Outer wall between tie point can become to outer cone so that thickness near tie point is greater than the thickness of the rest part of flank.Together Sample, any engaging portion of flank to each other can also have the thickness bigger than the rest part of flank.

The downside of rear cross beam 204 limits multiple mounting characteristic part (not shown), these mounting characteristic parts are configured as making electricity Pond component 104 is fixed to the downside of vehicle 100.For example, mounting characteristic part can be hole, threaded aperture, and/or it is configured to Accommodate other receiving portions for the fastener being inserted into from the downside of vehicle 100.In general, mounting characteristic part can be positioned so that them It extends through midfeather 278 and passes through a part of bottom structure 272.This allows battery component 104 to be secured to rear cross beam 204 Mounting characteristic part on downside.For example, in being used to for the fastener that battery component 104 is fixed to mounting characteristic part to be contained in In space 290 between partition 278, rear wall 280, roof 274 and the second flank 288.These mounting characteristic parts can be across The length of rear cross beam 204 is spaced apart.It should be appreciated that mounting characteristic part such as can be formed in electric vehicle by other supporting beams In 100 other parts, preferably supported in order to provide to battery component 104.

In some embodiments, rear cross beam 204 can serve as one of the installation point of back seat for passenger compartment 108.Example Such as, the top surface (such as roof 274) of rear cross beam 204 can limit many mounting characteristic parts, which can be by seat Chair is screwed on rear cross beam 204 or otherwise by seat and is couple to rear cross beam 204.In some embodiments, before seat Section can be screwed to rear cross beam 204, and the rear portion of seat is installed to the relatively rear structure of vehicle 100.

In general, rear cross beam 204 is formed of aluminum or aluminum alloy.Using aluminium rather than the relatively stiff materials of such as steel not only reduce vehicle 100 weight, and allow to absorb the more energy from collision.The help of formation flank is coped with larger in rear cross beam 204 Power.In order to promote the formation of any flank, rear cross beam 204 can be pressed by aluminium extruded, so that the outer wall of flank and rear cross beam 204 It is formed together.In some embodiments, the tie point between flank and the outer wall of rear cross beam 204 can become to outer cone so that connecting Thickness near point is greater than the thickness of the rest part of flank.Similarly, any engaging portion of flank to each other can also have The thickness bigger than the rest part of flank.

Fig. 6 depicts the beam connection system of electric vehicle 100.The system may include 292 coupling of chassis with electric vehicle 100 At least one stringer 124 or 126 connect.For example, left stringer 124 can extend along the left side of electric vehicle 100.Right vertical beam 126 can Extend along the right side of vehicle 100.In some embodiments, stringer 124 and/or 126 limits the side girders of passenger compartment 108.Stringer 124 and/or 126 are configurable to absorb in a manner of protecting cell device 104 and passenger compartment 108 and transmission force.For example, Zuo Zong Beam 124 and/or right vertical beam 126 can be formed of aluminum or aluminum alloy.

Using aluminium rather than the relatively stiff materials of such as steel not only reduce the weight of vehicle 100, but also for example by by aluminum Stringer 124 and/or 126 is designed to the fold in a manner of being similar to accordion and allows to absorb the more energy from collision.This Kind fold can be realized by the following means: the outer wall of left Longitudinal Collision Avoidance beam 124 and/or right Longitudinal Collision Avoidance beam 126 is chamfer And/or configuration, to form one or more notches, which is designed to facilitate to generate in impact event Controlled fold.

In order to help to cope with more energetically, left stringer 124 and/or right vertical beam 126 limit inside, include along left stringer inside this 124 and/or right vertical beam 126 length extend multiple flanks.Flank can extend across entire internal to be coupled in multiple walls Together, to provide additional material and material thickness to absorb and transmit more energetically.For example, left stringer 124 and/or right vertical beam 126 can respectively include one or more vertical ribs of bottom wall being extended to from roof and/or from one of stringer 124 and/or 126 Side wall extends to the horizontal flank of one or more of another side wall.In other embodiments, flank can be diagonally oriented.For Promote the formation of flank, left stringer 124 and/or right vertical beam 126 can be made so that flank and stringer 124 by aluminium extrusion And/or 126 outer wall is formed together.In some embodiments, the tie point between flank and stringer 124 and/or 126 outer wall It can become to outer cone so that the thickness near tie point is greater than the thickness of the rest part of flank.Similarly, flank is to each other Any engaging portion also can have the thickness bigger than the rest part of flank.

Connection system may also include the rear cross beam 204 that the left side of passenger compartment 108 is extended to from the right side of passenger compartment 108.? In some embodiments, the downside of rear cross beam 204 limits multiple mounting characteristic parts, and the mounting characteristic part is configured for will be electric Pond element 104 is installed to the downside of electric vehicle 100.For example, mounting characteristic part can be inserted so that battery is first in multiple fasteners Part 104 is screwed on electric vehicle 100 or otherwise by cell device 104 and is fastened to electric vehicle 100.Rear cross beam 204 can be orientated generally normal to longitudinal support beam 124 and/or 126 and be configured between longitudinal support beam 124 and/or 126 Extend.In order to assist reply more energetically, rear cross beam 204 can limit inside, the inside have one extended along a length thereof or Multiple flanks.Flank can extend across entire inside to be coupled together multiple walls, to provide additional material and material Thickness is absorbed and is transmitted more energetically.In order to promote the formation of flank, rear cross beam 204 can be pressed by aluminium extruded, so that flank It is formed together with the outer wall of crossbeam.

Connection system, which may also include, to be arranged between each of longitudinal support beam 124 and/or 126 and rear cross beam 204 Connector 294.Connector 294 is configurable to that longitudinal support beam 124 and/or 126 is made to be coupled to each other with rear cross beam 204.Even Connecing device 294 may include first part 296, be configured as accommodating the end of rear cross beam 204.For example, first part 296 can limit The chamber of fixed substantially rectangular (or other shapes of the cross-sectional shape corresponding to rear cross beam 204), the end of rear cross beam 204 can be with It is inserted and fixed in chamber.In some embodiments, first part 296 can limit flange, which is configured around Entire (or most of) outer periphery of the end of rear cross beam 204 extends.Flange can have at least about length of 1-3cm, but can also To use larger flange.This length ensures that the rear cross beam 204 of sufficient amount is fixed in first part 296, while providing foot Enough surface areas can apply one or more fixed mechanisms of fastener, weldering pearl etc. by the surface area.

Connector 294 can also include second part 298, which is configured to receive longitudinal support beam 124 And/or 126 middle section.In some embodiments, second part 298 can form u shape receiving portion, which can be with Around a part positioning of one of longitudinal support beam 124 and/or 126.For example, second part 298 can limit flange, the flange The entire side wall 300 for being configured around one of longitudinal support beam 124 and/or 126 extends, while being wrapped in longitudinal support beam Around 124 and/or 126 top surface 302 or at least part of one or both of bottom surface 304.In order to which the flange is appropriate Ground is fixed to longitudinal support beam 124 and/or 126, which can be designed to that its width is greater than the width of first part 296.Example Such as, the flange of connector 294 can form general t-shaped profile when viewed from above, and wherein 296 shape of first part is at T-shaped The bottom of profile, the cross part of the at T-shaped profile of 298 shape of second part.In other words, the flange of first part 296 and second Divide 298 flange to can be positioned so that they are substantially orthogonal relative to each other.The flange of second part 298 is configurable to Extend at least width of 1-3cm on the outer periphery of first part 296.This width ensures the longitudinal support beam 124 of sufficient amount And/or 126 be fixed in second part 298, while providing enough surface areas, can be applied by the surface area and such as be fastened One or more fixed mechanisms of part, weldering pearl etc..

Connector 294 is configured to two orthogonally oriented components of coupling, and wherein first part 296 is configured to along first direction The end of a component is received, and second part 298 is configured to receive second component from the second direction opposite with first direction Side.The bottom of the substantially rectangular chamber of the bottom and first part 296 of the u shape receiving portion of second part 298 can be It identical bottom and/or is aligned along substantially parallel layout.In some embodiments, rear cross beam 204 and longitudinal support beam 124 And/or 126 can have different height and/or rear cross beam 204 and a longitudinal support beam 124 and/or 126 top surface and/or bottom table Face can not be in alignment with each other.In such an embodiment, connector 294 is configurable to adapt to size and/or alignment aspect not Together.For example, the height of rear cross beam 204 can be greater than the height of longitudinal support beam 124 and/or 126.In some embodiments, pass through The flange of first part 296 is set to slope downwardly into lower height (its contact herein and/or the flange for importing second part 298), Connector 294 is adapted to the difference in height.It is contemplated that similar designs change other sizes to adapt to beam in terms of height and/ Or alignment problem.In the embodiment of some or all of height alignment, the flange of first part 296 and second part 298 it is convex Edge can be arranged to the single flat surfaces of beam needed for receiving and being fixed.It, can be by due to the somewhat complex design of connector 294 Aluminum casting is extruded from.

Fig. 7 is the flow chart for describing the process 700 of the supporting beam for connecting electric vehicle.Electric vehicle can be used 100 and its component carry out implementation procedure 700.Starting process 700 rear cross beam can be located in electronic in frame 702 at frame 702 At the bottom of the passenger compartment of vehicle, so that rear cross beam extends to the right side of passenger compartment on the left of passenger compartment.Rear cross beam can be with It is configured to provide structure to the passenger compartment of electric vehicle and can limit multiple installation sites, it can be with by these installation sites Battery component is installed to the downside of vehicle.At frame 704, the first part of connector can be fixed to one end of rear cross beam. For example, first part can limit the first flange for being configured to extend around the entire outer periphery of the end of rear cross beam.First is convex Edge can form chamber, and the in-profile of the chamber corresponds to the exterior contour of rear cross beam, so that the end of rear cross beam can insert Enter in the chamber.In some embodiments, fixed first part can be related to the outer of the end that the first flange is fastened to rear cross beam Periphery.Process 700 may also include, in frame 706, the middle section of the second part positioning longitudinal support beam for the device that is connected.It is vertical It can extend to supporting beam along the side of vehicle, and the side girders of passenger compartment can be formed in some embodiments.

At frame 708, the second part of connector can be fixed to the middle section of longitudinal support beam.For example, second Divide the second flange that can be defined as normal to the first flange.Second flange can be configured to extend around the entire side wall of longitudinal support beam And extend around at least part of the roof of longitudinal support beam or one or both of bottom wall, it is received to form rough u and describe Portion.In some embodiments, fixed second part can be related to side wall, roof or bottom that the second flange is fixed to longitudinal support beam One or more of wall.Once fully assembled vehicle structure, battery component can against the lower side positioning of electric vehicle, There battery component its many fasteners engaged with the mounting characteristic part of rear cross beam can be used be fixed.

It should be noted that system discussed above and device are only intended to be example.It has to be emphasized that various embodiments can take the circumstances into consideration Omit, substitute or add various processes or component.In addition, the feature being described with reference to certain embodiments is in various other embodiments It can be combined.The different aspect and element of each embodiment can be combined in a similar manner.In addition, it should be emphasized that technology meeting Development, thus many elements are examples and are not necessarily to be construed as limiting the scope of the invention.

Detail is given in description to provide a thorough understanding of embodiments.However, those of ordinary skill in the art It should be appreciated that embodiment can be practiced without these specific details.For example, in no unnecessary details In the case where show well known structure and technology, to avoid making embodiment become hard to understand.This description only provides exemplary Embodiment, and it is not intended to be limited to the scope of the present invention, applicability or configuration.But the foregoing description of embodiment is by Xiang Benling A possibility that the embodiment of the present invention is realized in field technique personnel offer describes.The case where not departing from the spirit and scope of the present invention Under, various changes can be made to the function and arrangement of element.

In the case where several embodiments have been described, it would be recognized by those skilled in the art that not departing from the present invention Various modifications, alternative constructions and equivalent can be used in the case where spirit.For example, the above element can be only larger system Component, wherein other rules can modify application of the invention prior to application of the invention or otherwise.In addition, Before, during or after considering the above element, it can start to carry out many steps.Therefore, above description should not be considered as It limits the scope of the invention.

When being used for this specification and following following claims, word " including (comprise) ", " by ... it constitutes (comprising) ", " include (contains) ", " containing (containing) ", " including (include) ", " include (including) " and " having (includes) " is intended to the presence of the clearly described feature, entirety, component or step, but they It is not excluded for other one or more features, entirety, component, step, movement or the presence of group or addition.

Claims (20)

1. a kind of beam for electric vehicle connects system, the beam connection system includes:

The longitudinal support beam coupled with the chassis of the electric vehicle；

Rear cross beam, extends to the left side of the passenger compartment on the right side of the passenger compartment of the electric vehicle, and the rear cross beam is big Cause is orthogonal to the longitudinal support beam；And

Connector is arranged between the longitudinal support beam and the rear cross beam and is configured to make the longitudinal support beam and institute It states rear cross beam to be coupled to each other, the connector includes:

It is configured to receive the first part of the end of the rear cross beam；And

It is configured to receive the second part of the middle section of the longitudinal support beam.

2. the beam according to claim 1 for electric vehicle connects system, in which:

The first part limits flange, and the flange is configured around the entire outer periphery of the end of the rear cross beam Extend.

3. the beam according to claim 1 for electric vehicle connects system, in which:

The second part limits flange, and the entire side wall that the flange is configured around the longitudinal support beam extends and encloses Extend around the top surface of the longitudinal support beam or at least part of one or both of bottom surface.

4. the beam according to claim 1 for electric vehicle connects system, in which:

One or both of the longitudinal support beam and the rear cross beam are made of the aluminium being extruded from.

5. the beam according to claim 1 for electric vehicle connects system, in which:

The connector includes cast aluminium.

6. the beam according to claim 1 for electric vehicle connects system, in which:

The connector is fixed to the longitudinal support beam and the rear cross beam using multiple fasteners.

7. the beam according to claim 1 for electric vehicle connects system, in which:

The longitudinal support beam limits the side girders of the passenger compartment.

8. a kind of beam for electric vehicle connects system, the beam connection system includes:

The longitudinal support beam coupled with the chassis of the electric vehicle；

Rear cross beam, extends to the left side of the passenger compartment on the right side of the passenger compartment of the electric vehicle, and the rear cross beam is big Cause is orthogonal to the longitudinal support beam；And

Connector is configured to receive a part of the longitudinal support beam and a part of the rear cross beam so that the longitudinal direction Supporting beam and the rear cross beam are coupled to each other, and the connector includes:

First part, limits the first flange, and first flange is configured around the whole of the end of the rear cross beam A outer periphery extends；And

Second part, limits the second flange, and second flange is configured around the entire side wall of the longitudinal support beam At least part of the roof or one or both of bottom wall that extend and surround the longitudinal support beam extends.

9. the beam according to claim 8 for electric vehicle connects system, in which:

Second flange has rough u shape profile.

10. the beam according to claim 8 for electric vehicle connects system, in which:

First flange and the second flange extension substantially orthogonal to each other.

11. the beam according to claim 8 for electric vehicle connects system, in which:

The width of first flange is between about 1-3cm.

12. the beam according to claim 8 for electric vehicle connects system, in which:

The width of second flange is between about 1-3cm.

13. the beam according to claim 8 for electric vehicle connects system, in which:

One or both of the longitudinal support beam and the rear cross beam limit inside, and the inside includes multiple flanks.

14. the beam according to claim 8 for electric vehicle connects system, in which:

The downside of the rear cross beam limits multiple mounting characteristic parts, and the multiple mounting characteristic part is configured for battery component It is installed to the downside of the electric vehicle.

15. a kind of method for connecting the supporting beam of electric vehicle, which comprises

Rear cross beam is located at the bottom of the passenger compartment of electric vehicle, so that the rear cross beam prolongs on the left of the passenger compartment Reach the right side of passenger compartment:

The first part of connector is fixed to one end of the rear cross beam；

Against the middle section of the second part positioning longitudinal support beam of the connector；And

The second part of the connector is fixed to the middle section of the longitudinal support beam.

16. the method according to claim 15 for connecting the supporting beam of electric vehicle, in which:

The first part limits the first flange, and first flange is configured around the whole of the end of the rear cross beam A outer periphery extends；And

The second part limits the second flange, and second flange is configured around the entire side wall of the longitudinal support beam At least part of the roof or one or both of bottom wall that extend and surround the longitudinal support beam extends.

17. the method according to claim 16 for connecting the supporting beam of electric vehicle, in which:

The fixed first part includes the outer periphery that first flange is fastened to the end of the rear cross beam； And

The fixed second part includes the side wall, the roof that second flange is fastened to the longitudinal support beam Or one or more of described bottom wall.

18. the method according to claim 16 for connecting the supporting beam of electric vehicle, in which:

First flange and the second flange extension substantially orthogonal to each other.

19. the method according to claim 15 for connecting the supporting beam of electric vehicle, in which:

The connector includes cast aluminium.

20. the method according to claim 15 for connecting the supporting beam of electric vehicle, in which:

Against the lower side positioning battery component of the electric vehicle；With

Multiple mounting characteristic parts are used to fix multiple fasteners against the fixed electricity in the downside of the electric vehicle Pond component, the multiple mounting characteristic part are limited in the downside of the rear cross beam.