CN205930214U - Connection structure and including this connection structure's car between battery box frame's layer - Google Patents
Connection structure and including this connection structure's car between battery box frame's layer Download PDFInfo
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- CN205930214U CN205930214U CN201620876379.7U CN201620876379U CN205930214U CN 205930214 U CN205930214 U CN 205930214U CN 201620876379 U CN201620876379 U CN 201620876379U CN 205930214 U CN205930214 U CN 205930214U
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- frame
- longeron
- middle level
- battery case
- strutbeam
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a connection structure and including this connection structure's car between battery box frame's layer, battery box frame includes: bottom frame and middle level frame, connection structure includes between the layer: first perpendicular roof beam, the tip of first perpendicular roof beam do not with bottom frame and middle level frame attach, first perpendicular roof beam includes: the column jacket roof beam, the hollow cylindricality body of column jacket roof beam for extending along vertical direction, and installation department, the installation department is for setting up the cylindricality body in the cavity cavity of the tip of column jacket roof beam, first perpendicular roof beam through this installation department with bottom frame and middle level frame attach.
Description
Technical field
This utility model is related to automotive field, connects with including this particularly to a kind of interlayer attachment structure of battery cabinet frame
The automobile of access node structure.
Background technology
With the fast development of electric automobile, battery case is connected with the reliability of vehicle body and has obtained increasing concern,
Method of attachment currently on the market has two kinds.The integrated rate of the battery case of the first method of attachment itself is very high, and formation one is whole
Body is directly attached with vehicle body, but this mode is very high to battery case technical requirements, and directly resulting in manufacturing cost increases;
And once there being a Battery pack group to occur damaging, battery case will carry out overall replacement.Second method of attachment utilizes multiple standards
Battery case is first attached with battery cabinet frame, and then entirety is connected with vehicle body again.The battery cabinet frame of this kind of method is tied mostly
Structure is complicated, and assembling is difficult, quality weight, also results in the waste of the energy while increasing manufacturing cost.
Fig. 1 shows the battery cabinet frame of existing utilization second method of attachment, it can be seen that existing electricity
Pond cabinet frame is by multiple cross bars (along vehicle-body width direction setting), vertical pole (along the setting of length of wagon direction) and montant (along car
Body short transverse) combine, because the surrounding of each battery case is respectively provided with corresponding cross bar, vertical pole and montant, and electricity
The mount point of pond case is also disposed on these bars, therefore needs to carry out for each battery case in the installation process of battery case
Seriatim install, not only installation procedure is very loaded down with trivial details, and lead to the time cost installed very high.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of interlayer attachment structure of battery cabinet frame and include this company
The automobile of access node structure, its structure is simple, and simple operation is quick, and the interlayer that can rapidly realize battery cabinet frame connects.
Embodiment of the present utility model provides a kind of interlayer attachment structure of battery cabinet frame, described battery cabinet frame bag
Include:Bottom frame and middle level framework,
Described interlayer attachment structure includes:First vertical beam, the end of described first vertical beam respectively with described bottom frame and
Middle level framework connects, and described first vertical beam includes:
Column jacket beam, described column jacket beam is the cylindrical body of the hollow vertically extending;With
Installation portion, described installation portion is the cylindrical body in the hollow cavity of end be arranged on described column jacket beam, described
One vertical beam is connected with described bottom frame and middle level framework by this installation portion.
Preferably, the cross section of described column jacket beam is rectangle or square.
Preferably, the cross section of described installation portion is circle,
Described first vertical beam further includes:
Multiple reinforcements, described reinforcement is connected between inwall and the outer wall of described installation portion of described column jacket beam, institute
State multiple reinforcements to arrange at equal intervals.
Preferably, one end of each reinforcement is connected with the end angle of the inwall of described column jacket beam;Or
One end of each reinforcement is connected with the midpoint of the medial wall of described column jacket beam.
Preferably, described installation portion is the cylindrical body of hollow, and described installation portion further includes:
Steel-wire screw-socket, described steel-wire screw-socket is nested in the hollow cavity of described installation portion.
Preferably, further include:
First vertical beam buttress brace, described first vertical beam buttress brace is obliquely connected to lateral wall and the institute of described first vertical beam
State between bottom frame.
Another embodiment of the present utility model additionally provides a kind of automobile, and described automobile includes battery box-frame as above
The interlayer attachment structure of frame.
Brief description
The following drawings only does schematic illustration and explanation to the present invention, not delimit the scope of the invention.
Fig. 1 is a kind of structural representation of existing battery cabinet frame.
Fig. 2 is the side view of the body frame in the present embodiment.
Fig. 3 is the side view of the body frame of battery cabinet frame of installing the present embodiment.
Fig. 4 is the structural representation of the battery cabinet frame of the present embodiment.
Fig. 5 is the top view of the bottom frame of battery cabinet frame of the present embodiment.
Fig. 6 is the upward view of the body frame of battery cabinet frame of installing the present embodiment.
Fig. 7 is the profile of the bottom jack stringer in the present embodiment and its associated connecting structure.
Fig. 8 is the structural representation of longeron in the bottom in the present embodiment.
Fig. 9 a and Fig. 9 b is the structural representation of bottom front beam and sectional view in the present embodiment.
Figure 10 is the structural representation of the bottom rear cross beam in the present embodiment.
Figure 11 is the side cutaway view of the bottom rear cross beam in the present embodiment.
Figure 12 is the rear pseudosection of the bottom rear cross beam in the present embodiment.
Figure 13 is the top view of the middle level framework in the present embodiment.
Figure 14 is the sectional view of the middle level jack stringer in the present embodiment.
Figure 15 is the sectional view of longeron in the middle level in the present embodiment.
Figure 16 a and Figure 16 b is the structural representation of middle level middle cross beam and sectional view in the present embodiment.
Figure 17 a and Figure 17 b is the structural representation of the first vertical beam and sectional view in the present embodiment.
Figure 18 is the top view of the upper strata framework in the present embodiment.
Figure 19 a and Figure 19 b is the structural representation of middle passage second web beam and sectional view in the present embodiment.
Figure 20 is the sectional view of middle passage first buttress brace in the present embodiment.
Figure 21 is the structural representation of the battery case in the present embodiment.
Figure 22 is the sectional view of the battery cabinet frame in the present embodiment and the attachment structure of battery case.
Figure 23 is the flow chart of the installation method of battery cabinet frame in the present embodiment.
Specific embodiment
In order to be more clearly understood to the technical characteristic of invention, purpose and effect, now compare the brief description present invention
Specific embodiment, in the various figures identical label represent identical part.
Herein, " schematic " expression " serving as example, example or explanation ", should not will be described herein as " showing
Any diagram of meaning property ", embodiment are construed to a kind of preferred or more advantage technical scheme.
For making simplified form, each in figure only schematically show part related to the present invention, and do not represent it
Practical structures as product.In addition, so that simplified form readily appreciates, have the portion of identical structure or function in some in figures
Part, only symbolically depicts one of, or has only marked one of.
Because the battery cabinet frame in the present embodiment is mounted in body of a motor car, therefore hereinafter involved " front,
Afterwards ", " upper and lower ", " inside and outside " directional terms be all with respect to vehicle body " forward and backward ", " upper and lower ", " inside and outside " direction and
Speech.
Fig. 2 is the side view of the body frame in the present embodiment.Fig. 3 is the vehicle body of the battery cabinet frame of installing the present embodiment
The side view of skeleton.Fig. 4 is the structural representation of the battery cabinet frame of the present embodiment.As shown in Figures 2 to 4, the present embodiment carries
Supply a kind of battery cabinet frame, for installing battery case, including:
Bottom frame 20, bottom frame 20 is rectangular frame, and its rear portion is fixing with two rear portion longerons 82 of body frame
Connect, its both sides is fixedly connected with the medial wall of two threshold longerons 81 of body frame respectively, described bottom frame 20 with after
Formed between portion's longeron 82, threshold longeron 81 shape all-in-one-piece structure, and the rear portion longeron 82 at interval and threshold longeron 81
The bang path of power.
As shown in Fig. 2 from unlike the body frame of existing integrative-structure, in the body frame of the present invention,
On the length direction of vehicle body, there is between rear portion longeron 82 and threshold longeron 81 interval, then the positive impact force being derived from headstock direction passes
Be handed to threshold longeron 81 tail end when it is impossible to continue to transmit to body frame rear portion assembly, and be derived from the rear impact force in tailstock direction
Be transferred to rear portion longeron 82 front end when it is impossible to continue to body frame front portion assembly transmission, lead in the bang path of power
Disconnected.
The bottom frame 20 of the battery cabinet frame of the present embodiment is connected to rear portion longeron 82 as a part for body frame
With threshold longeron 81, the structure that the front and rear of body frame is connected to form one, and the rear portion longeron 82 at interval
Form the bang path of power and threshold longeron 81 between.Positive impact force from headstock direction is transferred to the tail end of threshold longeron 81
When, it is transferred to the rear portion longeron 82 being connected with bottom frame 20 by the bottom frame 20 connecting as one with threshold longeron 81,
Thus continue by positive impact force to tailstock direction transmit, from the rear impact force in tailstock direction be transferred to the front end of rear portion longeron 82 when,
It is transferred to the threshold longeron 81 connecting as one with bottom frame 20 by the bottom frame 20 being connected with rear portion longeron 82, thus
Continue to transmit rear impact force to headstock direction.The battery cabinet frame of the present embodiment is passed through to connect the front and rear of body frame
Shape all-in-one-piece structure, it can be avoided that impact force is transferred in crew module, thus improve the security performance of vehicle body.
Further, in existing body frame, between threshold longeron and rear portion longeron on the width of vehicle body
Also there is interval, need to be attached realizing the transmission of power by crossbeam.And the rear portion of existing battery cabinet frame generally sets
Put in the space between two rear portion longerons, its width is much smaller than the width between two threshold longerons, therefore leads to existing
The battery case than anterior installing for the rear portion of battery cabinet frame quantity few.
And in the battery cabinet frame of the present embodiment, due to battery cabinet frame bottom frame 20 threshold longeron 81 with after
Form the bang path of power between portion's longeron 82, can be therefore that battery cabinet frame is kept away by reducing the size of rear portion longeron 82
Concede bigger space, the transmission function of the power of rear portion longeron 82 and the strength support of offer can by battery cabinet frame Lai
Supplemented.So, the overall width of the bottom frame 20 of battery cabinet frame is equal to the distance between two threshold longerons 81,
Approximate body width.That is, the width of the latter half of bottom frame 20 is much larger than existing battery cabinet frame
The width at rear portion, the latter half of bottom frame 20 can install the quantity identical battery case with first half installing, so extremely
The installing space of a battery case can be increased less.
From the foregoing, it will be observed that in the battery cabinet frame and automobile of the present embodiment, using the bottom frame of battery cabinet frame as car
A part for body skeleton is installed in body frame, can not only ensure the intensity of body frame, and can expand battery case
The shared space in vehicle body of framework, thus improving the battery box number that battery cabinet frame is installed, to improve the continuous of automobile
Boat mileage.
Fig. 5 is the top view of the bottom frame of battery cabinet frame of the present embodiment, and Fig. 6 is the battery case of installing the present embodiment
The upward view of the body frame of framework, as shown in Figure 5 and Figure 6, described bottom frame 20 includes:
Bottom rear cross beam 21, described bottom rear cross beam 21 is arranged along vehicle-body width direction;
Bottom front beam 22, described bottom front beam 22 is arranged along vehicle-body width direction, and is located at described bottom rear cross beam
21 front;With
Two bottom jack stringers 23, described bottom jack stringer 23 is arranged along length of wagon direction, vertical outside each described bottom
The rear and front end of beam 23 is connected with the corresponding side end of described bottom rear cross beam 21 and bottom front beam 22 respectively, to form rectangle
Framework.
In bottom frame 20, the bottom rear cross beam 21 being mutually connected vertically, bottom jack stringer 23 not only will have interval
Rear portion longeron 82 and threshold longeron 81 connect as one, to be formed at the conducting path of the power on the length direction of vehicle body, and
And bottom rear cross beam 21 and bottom front beam 22 are connected between two threshold longerons 81 by two bottom jack stringers 23, and edge
Vehicle-body width direction is arranged, thus being to provide the conducting path of power so that being derived from lateral along the side impact force in vehicle-body width direction
Impact force avoid and open crew module, but from below crew module or the battery cabinet frame at rear is transmitted, thus improve
The security performance of vehicle body.
Wherein, the rear side surface of described bottom rear cross beam 21 is fixedly connected with two rear portion longerons 82 of body frame,
The outer surface of two described bottom jack stringers 23 medial wall with two threshold longerons 81 of body frame respectively
It is fixedly connected.
In addition, as shown in figure 3, described bottom rear cross beam 21 bottom with two rear portion vertical beams 83 of body frame further
It is fixedly connected.Wherein, rear portion vertical beam 83 generally extends along the short transverse of vehicle body, and it is connected to arranged in parallel two
Between longeron, the bottom of two rear portion vertical beams 83 that bottom rear cross beam 21 is extended with the short transverse along vehicle body is fixedly connected, and makes
The conducting path obtaining the power connecting from battery cabinet frame has multiple different directions, to realize the rapid dispersion of impact force,
Reduce the intensity of the power that each bang path is undertaken, improve the security performance of body frame.
As shown in Figure 5 and Figure 6, bottom frame 20 further includes forward frame 10, and forward frame 10 includes:
Two middle passages strengthen longerons 11, and described middle passage is strengthened longeron 11 and arranged along length of wagon direction, its rear end with
The front side surface of described bottom front beam 22 is fixedly connected, and described two middle passages are strengthened longeron 11 and are separately positioned in vehicle body
Below two side walls of passage 84.
Middle passage 84 is an important space of installing battery case, and the middle passage of two in the present embodiment strengthens longeron 11
Be applied not only to install battery case, and by with bottom front beam 22 constitute one along length of wagon direction extend
The conducting path of power.Rear impact force from tailstock direction also can be via rear portion longeron 82, bottom rear cross beam 21, bottom jack stringer
23rd, bottom front beam 22 is transferred to two middle passages reinforcement longerons 11, and continues to headstock direction via middle passage reinforcement longeron 11
Resume and pass, to realize the transmission of power and the dispersion of power.
Specifically, described bottom front beam 22 is fixedly connected with two Floor rear crossbeam 85 of vehicle body, each described floor
Rear cross beam 85 is connected between a described threshold longeron 81 and middle passage 84.
As can be seen here, the bottom frame 20 of battery cabinet frame passes through two Floor rear crossbeam of bottom front beam 22 and vehicle body
85 are fixedly connected, thus increased the conducting path of a power in vehicle-body width direction.
Bottom frame 20 further includes forward frame 10, and forward frame 10 includes:
Middle passage the first web beam 12, described middle passage the first web beam 12 is arranged along the width of vehicle body, its
It is connected to two middle passages to strengthen between the front end of longeron 11, its two ends is connected with a floor front beam 86 of vehicle body respectively,
Two middle passages are strengthened longeron 11 and are linked together with floor front beam 86 by middle passage the first web beam 12.
Forward frame 10 can further include:
Middle passage the second web beam 13, it is along the width setting of vehicle body, and is connected to two middle passages reinforcements
Between the middle part of longeron 11, middle passage the second web beam 13 is fixedly connected with the bottom of two side walls of middle passage 84, two
Middle passage is strengthened longeron 11 and is fixed together by two side walls of middle passage the second web beam 13 and middle passage 84.
Preferably, middle passage the second web beam 13 and the bottom of two side walls of middle passage 84 are fixed together,
Two middle passages strengthen the inner side that longeron 11 can be located at two side walls of middle passage 84, the i.e. inside of middle passage 84, and and car
The floor of body is concordant.
Middle passage the first web beam 12, middle passage the second web beam 13 and bottom front beam 22 are respectively at two
Two middle passages are strengthened longeron 11 before, during and after strengthening longeron 11 and are attached and intensity enhancing by middle passage, are not only electricity
The fixed installation of pond case provides strength support, and the width in vehicle body provides the conducting path of a plurality of power.
From the foregoing, it will be observed that in the battery cabinet frame and automobile of the present embodiment, using the bottom frame of battery cabinet frame as car
A part for body skeleton is installed in body frame, not only increased a plurality of power extending in different directions in body frame
Conducting path, to ensure intensity and the security performance of body frame, and it is shared in vehicle body to expand battery cabinet frame
Space, thus improving the battery box number that battery cabinet frame is installed, to improve the course continuation mileage of automobile.
Fig. 4 is the structural representation of the battery cabinet frame of the present invention.As shown in figure 4, the battery cabinet frame bag of the present embodiment
Include:
Bottom frame 20, described bottom frame 20 is rectangular frame, two rear portion longerons 82 of its rear portion and body frame
It is fixedly connected, its both sides is fixedly connected with the medial wall of two threshold longerons 81 of body frame respectively, described bottom frame 20
Including the first crossbeam extending along vehicle-body width direction and the first longeron extending along length of wagon direction, described battery case passes through
Securing member is fixed to described first longeron;With
Middle level framework 40, described middle level framework 40 is and described bottom frame 20 shape identical rectangular frame, described in
Layer framework 40 is fixed to the surface of described bottom frame 20 by multiple the first vertical beams 31 vertically extending, described in
Layer framework 40 includes second cross beam and the second longeron along the extension of length of wagon direction extending along vehicle-body width direction, described electricity
Pond case is fixed to described second longeron by securing member;
The two ends of described first vertical beam 31 are connected with described first crossbeam and second cross beam respectively.
In the battery cabinet frame of the present embodiment, bottom frame 20 as a part for body frame, with body frame
82, two threshold longerons 81 of two rear portion longerons are fixedly connected with.And in order to fully utilize the space in body frame, battery
Cabinet frame is usually arranged as the form of multilamellar.
In existing battery cabinet frame, form frame due to employing split type connecting method for each battery case
Frame, and the junction point between the fixing point of battery case and framework there is a problem of interfering installing, therefore by battery
During case is fixed to battery cabinet frame, need first the battery case of bottom is being fixed to bottom frame, then in bottom
Interlayer structure and upper strata framework are assembled successively on framework, then again the battery case on upper strata is fixed to upper strata framework, finally will fill
The battery cabinet frame having battery case integrally loads in body frame.
And in the battery cabinet frame of the present embodiment, bottom frame 20 and middle level framework 40 are prolonged by along vehicle-body width direction
The crossbeam stretched and the longeron formation rectangular frame extending along length of wagon direction, multiple battery cases are fixed to this rectangle frame simultaneously
Frame, therefore, bottom frame 20 and middle level framework 40 are the tower structures that can simultaneously fix multiple battery cases.In assembling, group
After dress forms bottom frame 20, multiple battery cases can be fixed to bottom frame 20 simultaneously, to complete the fixation of bottom cell case,
Rather than individually assembling framework for each battery case, the assembling of middle level framework 40 is also same step.When being respectively completed bottom frame
After the fixed installation of battery case on frame 20 and middle level framework 40, vertically extend by interlayer structure is multiple
Middle level framework 40 is fixed to the surface of bottom frame 20 by the first vertical beam 31, and that is, middle level framework 40 is aligned with bottom frame 20,
The assembling of multistory frame can be completed.
From the foregoing, it will be observed that the fixed structure of this frame-type of the present embodiment, it is not only simple in structure, operating procedure is simply easy
OK, the substantial amounts of operating time can be saved, and due to the structure using frame-type, decrease the quantity of parts, Neng Goushi
The lightweight of existing battery cabinet frame.
Further, in the battery cabinet frame of the present embodiment, the fixing point of battery case is located on longeron, and connects two-layer
First vertical beam 31 of framework is respectively positioned on crossbeam with the junction point of two-layer framework that is to say, that the fixing point of battery case and battery
Will not interfere with each other between the mount point of cabinet frame, when the upper strata framework 20 of battery case will be provided with and be provided with battery case
Middle level framework 40 when being combined, battery case will not produce interference to the installation site of the first vertical beam 31 such that it is able to realize
The first layering assembling of battery cabinet frame, the assembling sequence that interlayer connects again, thus improve installation effectiveness.
As shown in figure 4, the battery cabinet frame of the present embodiment further includes:
Upper strata framework 60, described upper strata framework 60 be rectangular frame, its pass through multiple vertically extend second erect
Beam 32 is fixed to the top of described middle level framework 40, and described upper strata framework 60 includes the 3rd crossbeam extending along vehicle-body width direction
With the 3rd longeron extending along length of wagon direction, described battery case is fixed to described 3rd longeron by securing member;
The lower end of described second vertical beam 32 is connected with described second cross beam;
Alignd with the middle part of described middle level framework 40 in the front end of described upper strata framework 60.
Be can be seen that by Fig. 3 and Fig. 4, the battery cabinet frame of the present embodiment is above the rear of crew module and luggage boot
Setting upper strata framework 60, compared with bottom frame 20 and middle level framework 40, upper strata framework 60 is moved rearwards by, and reasonably utilizes car
The intraskeletal space of body, further increases the quantity of the battery case that battery cabinet frame can load.
Further, as it was previously stated, described bottom frame 20 further includes forward frame 10, described forward frame 10 is wrapped
Include:
Two middle passages strengthen longerons 11, and described middle passage is strengthened longeron 11 and arranged along length of wagon direction, its rear end with
The front side surface of described bottom frame 20 is fixedly connected, and described two middle passages reinforcement longerons 11 are separately positioned in vehicle body logical
The lower section of two side walls in road 84;
The spacing that described two middle passages are strengthened between longeron 11 is more than or equal to the width of described battery case.
As previously discussed, the battery cabinet frame of the present embodiment pass through forward frame 10 by battery case with its length along vehicle body
The mode of length direction is arranged in middle passage, and rear portion by three layers of tower structure, multiple battery cases is arranged on after crew module
In space above side and luggage boot, farthest utilize the space in body frame, increase the loading of battery case
Quantity, improves the course continuation mileage of vehicle.
Further, due to the structure using frame-type, bottom frame 20 (including forward frame 10), middle level framework 40 with
And upper strata framework 60 all can be fixedly connected with battery case respectively, then this three part is connected combination and can achieve battery case
The overall package of framework, then will be equipped with the battery cabinet frame of battery case and overall be attached can achieve vehicle body bone with body frame
The overall package of frame.
The battery case frame structure of the present embodiment is simple, easy to assembly quick, can save the substantial amounts of operating time, and
Due to the structure using frame-type, decrease the quantity of parts, be capable of the lightweight of battery cabinet frame.
Wherein, as shown in figure 5, described first crossbeam includes:
Bottom rear cross beam 21, described bottom rear cross beam 21 is arranged along vehicle-body width direction;With
Bottom front beam 22, described bottom front beam 22 is arranged along vehicle-body width direction, and is located at described bottom rear cross beam
21 front;
Spacing between described bottom rear cross beam 21 and bottom front beam 22 is more than or equal to the two of the width of described battery case
Times;
Described first longeron includes:
Two bottom jack stringers 23, described bottom jack stringer 23 is arranged along length of wagon direction, vertical outside each described bottom
The rear and front end of beam 23 is connected with the corresponding side end of described bottom rear cross beam 21 and bottom front beam 22 respectively, to form rectangle
Framework;With
Longeron 24 in bottom, in described bottom longeron 24 along length of wagon direction arrange, its rear and front end respectively with described
Bottom rear cross beam 21 is fixedly connected with the middle part of bottom front beam 22;
In each described bottom jack stringer 23 and described bottom, the spacing between longeron 24 is more than or equal to described battery case
Length.
As shown in Figure 5, on bottom frame 20, the length direction of battery case along the width arrangement of vehicle body, in car
Two battery cases can be arranged on the width of body, two battery cases, therefore bottom also can be arranged on the length direction of vehicle body
Four battery cases can be fixed on framework 20.
Wherein, in bottom, longeron 24 and one of bottom jack stringer 23 can be and this corresponding side of bottom jack stringer 23
Two battery cases provide mount point, and in bottom, longeron 24 is two batteries of other side together with another bottom jack stringer 23
Case provides mount point, and the mount point of two adjacent battery cases can mutually stagger, to avoid mutually disturbing.
Fig. 7 is the profile of the bottom jack stringer in the present embodiment and its associated connecting structure, as shown in fig. 7, described bottom
Layer jack stringer 23 includes:
Bottom jack stringer body 231, it is arranged along length of wagon direction;With
Bottom jack stringer strutbeam 232, it is from the inner surface of described bottom jack stringer body 231 towards described bottom frame
20 inner sides are horizontal-extending, and the upper surface of described bottom jack stringer strutbeam 232 is less than the upper table of described bottom jack stringer body 231
Face, the side base of described battery case is placed on described bottom jack stringer strutbeam 232, and is fixed to described by securing member
Bottom jack stringer strutbeam 232.
Bottom jack stringer strutbeam 232 is used for supporting battery case and provides fixing point, bottom jack stringer strutbeam 232 for battery case
Upper surface be less than described bottom jack stringer body 231 upper surface, then the side wall of battery case can be against bottom jack stringer body
231 side wall, thus realize spacing to battery case in vehicle-body width direction.
Because bottom jack stringer 23 connects with the threshold longeron 81 of body frame further, therefore, bottom jack stringer 23 enters
One step includes:
Bottom jack stringer the second strutbeam 233, it is from the outer surface of described bottom jack stringer body 231 towards described threshold
Longeron 81 is horizontal-extending, and the side base of threshold longeron 81 is installed on bottom jack stringer the second strutbeam 233 by securing member.
Wherein, bottom jack stringer the second strutbeam 233 is the hollow beam that inside has cavity, and it includes:
Bottom jack stringer the second strutbeam upper surface 2331, it is from the outer surface of described bottom jack stringer body 231 along water
Square to extension, surface has threshold longeron installing hole 2331a, and securing member is coordinated with threshold longeron installing hole 2331a, by threshold
Longeron 81 is fixed to bottom jack stringer the second strutbeam upper surface 2331;With
Bottom jack stringer the second strutbeam lower surface 2332, it is from the outer surface of described bottom jack stringer body 231 along water
Square to extension, and it is located at the lower section of bottom jack stringer the second strutbeam upper surface 2331.Bottom jack stringer the second strutbeam lower surface
Form hollow cavity between 2332 and bottom jack stringer the second strutbeam upper surface 2331.Bottom jack stringer the second strutbeam lower surface
2332 surfaces have threshold longeron via 2332a, and securing member is accommodated in this hollow cavity, and threshold longeron via 2332a is tight
The operation of firmware provides working place.Wherein, bottom jack stringer the second strutbeam lower surface 2332 can be with bottom jack stringer body 231
Lower surface concordant.
Further, because securing member is coordinated with bottom jack stringer the second strutbeam upper surface 2331, and bottom jack stringer
Two strutbeam upper surfaces 2331 mainly provide the support to threshold longeron 81, therefore, bottom jack stringer the second strutbeam upper surface 2331
Thickness be more than bottom jack stringer the second strutbeam lower surface 2332 thickness.
Fig. 8 is the structural representation of longeron in bottom.As shown in figure 8, longeron 24 includes in bottom:
Longeron body 241 in bottom, it is arranged along length of wagon direction;With
Longeron strutbeam 242 in two bottoms, its respectively from bottom a side surface of longeron body 241 towards described in one
Bottom jack stringer 23 is horizontal-extending, and in described bottom, the upper surface of longeron strutbeam 242 is less than longeron body 241 in described bottom
Upper surface, the side base of described battery case is placed on longeron strutbeam 242 in described bottom, and is fixed to by securing member
Longeron strutbeam 242 in described bottom.
Because in bottom, longeron 24 needs the battery case for both sides to provide mount point, therefore it has longeron in two bottoms
Strutbeam 242, in bottom, the effect of longeron strutbeam 242 is identical with bottom jack stringer strutbeam 232 with structure, will not be described here.By
In bottom, longeron strutbeam 242 and bottom jack stringer strutbeam 232 provide mount point for battery case jointly, and therefore in bottom, longeron props up
Beam 242 and bottom jack stringer strutbeam 232 are located in same level.
In addition, as shown in figure 5, the first longeron can further include two base layer support longerons 25, each base layer support is indulged
Beam 25 extends along length of wagon direction, and in a bottom jack stringer 23 and bottom, the centre position between longeron 24, is used for
There is provided for it in the lower section of battery case and support.
Further, the position of each base layer support longeron 25 can be corresponding with the position of a rear portion longeron 82, thus being
Rear impact force from tailstock direction provides an other bang path being transferred directly to headstock direction.
Fig. 9 a and Fig. 9 b is the structural representation of bottom front beam and sectional view in the present embodiment.As Fig. 9 a and Fig. 9 b institute
Show, bottom front beam 22 includes:
Bottom front beam body 221, it is arranged along vehicle-body width direction, has two bottom front beam bodies below and props up
Support beam 2211, corresponds respectively to the front side surface of bottom front beam body 221 and the position of rear side surface;
Bottom front beam strutbeam 222, it is horizontal-extending from the front side surface of bottom front beam body 221, including from this bottom
The bottom front beam strutbeam support beam 2221 that the front side edge of layer front beam strutbeam 222 extends straight down, bottom front beam strutbeam
222 is concordant with the lower surface of bottom front beam body 221;With
Strutbeam 223 installed by bottom front beam, and it is above bottom front beam strutbeam 222 from bottom front beam body 221
Front side surface horizontal-extending, including from this bottom front beam install strutbeam 223 front side edge extend to straight down before bottom
Strutbeam support beam 2231 installed by the bottom front beam of crossbeam strutbeam 222.
Bottom front beam 22 is located at the front end of bottom frame 20, and it is used for being connected with forward frame 10 and body platform.
Wherein, bottom front beam strutbeam 222 provides the connection mount point with body platform and forward frame 10, and bottom front beam is installed
Strutbeam 223 provides fixed installation point for the battery case being fixed in forward frame 10.Therefore, as illustrated in fig. 9, bottom front beam
Installing strutbeam 223 provides battery case mount point 2232 in the middle, and its two ends has and avoids breach 2233, for for anterior frame
Two middle passages of frame 10 strengthen longeron 11 provides positioning and installation site.
Figure 10 is the structural representation of the bottom rear cross beam in the present embodiment.As shown in Figure 10, bottom rear cross beam 21 is along car
Body width is arranged, and it is connected along two rear portion longerons 82 that length of wagon direction is arranged with body tail assembly.Wherein,
Bottom rear cross beam 21 includes:
Bottom rear cross beam body 211, it is arranged along vehicle-body width direction;
Two bottom rear cross beam strutbeams 212, bottom rear cross beam strutbeam 212 is from the rear side surface of bottom rear cross beam body 211
End horizontal-extending towards rear portion longeron 82, the position of each bottom rear cross beam strutbeam 212 and the position of a rear portion longeron 82
Put correspondence;
The front end of each rear portion longeron 82 is fixed to the upper surface of a bottom rear cross beam strutbeam 212.Bottom rear cross beam props up
Beam 212 provides fixed installation point for rear portion longeron 82.
In order to realize stable connection, bottom rear cross beam 21 further includes:
Two rear portion longeron support beams 213, each rear portion longeron support beam 213 is from the rear side of bottom rear cross beam body 211
Surface is horizontal-extending towards rear portion longeron 82, supports this rear portion longeron 82 from the bottom of rear portion longeron 82.Rear portion longeron support beam
213 can be fixedly connected with the bottom of rear portion longeron 82 by securing member further.
Specifically, Figure 11 is the side cutaway view of the bottom rear cross beam in the present embodiment, and Figure 12 is the bottom in the present embodiment
The rear pseudosection of layer rear cross beam, as is illustrated by figs. 11 and 12, rear portion longeron support beam 213 is hollow cylinder, and it includes:
Support beam upper surface 2131, the bottom of support beam upper surface 2131 laminating rear portion longeron 82;With
Support beam lower surface 2132, it is spaced relative, support beam lower surface 2132 and supporting with support beam upper surface 2131
Beam upper surface 2131 forms the hollow cavity of rear portion longeron support beam 213;
Support beam upper surface 2131 has multiple support beam installing hole 2131a, and rear portion longeron 82 is by installing with support beam
The support beam securing member 2131b of hole 2131a cooperation is fixedly connected with support beam upper surface 2131;
Support beam lower surface 2132 has multiple support beam via 2132as corresponding with support beam installing hole 2131a position,
Support beam securing member 2131b self-supporting beam via 2132a is stretched in this hollow cylinder, to be joined with support beam installing hole 2131a
Close, the end of support beam securing member 2131b is accommodated in this hollow cylinder, and support beam via 2132a can fasten for support beam
Part 2131b provides working place, and support beam securing member 2131b is incorporated in hollow cylinder and ensure that aesthetic property and safety
Property.
As shown in Figure 10, body tail assembly also includes two rear portion vertical beams 83 along the setting of bodywork height direction, each
The bottom of rear portion vertical beam 83 is fixed to the upper surface of a bottom rear cross beam strutbeam 212.
Figure 12 is the rear pseudosection of the bottom rear cross beam in the present embodiment, in conjunction with shown in Figure 11 and Figure 12, horizontal after bottom
Beam strutbeam 212 includes:
Strutbeam upper surface 2121, it is horizontally extending from the rear side surface of bottom rear cross beam body 211;
Strutbeam lower surface 2122, it is horizontally extending from the rear side surface of bottom rear cross beam body 211;With
Strutbeam side surface 2123, it is connected between strutbeam upper surface 2121 and strutbeam lower surface 2122, to form hollow
Cavity.
Wherein, strutbeam upper surface 2121 has multiple installing hole 2121a, rear portion longeron 82 and rear portion vertical beam 83 by with institute
The securing member 2121b stating installing hole 2121a cooperation is fixedly connected with strutbeam upper surface 2121;
Strutbeam lower surface 2122 has multiple via 2122a, the position pair of the position of via 2122a and installing hole 2121a
Should, securing member 2121b stretches in hollow cavity from via 2122a, to coordinate with installing hole 2121a.The end of securing member 2121b
Portion is accommodated in this hollow cavity.
Further, bottom rear cross beam body 211 is hollow cross, further includes two rear cross beam reinforcements inside it
2111, two rear cross beam reinforcements 2111 are horizontally extending, its position and strutbeam upper surface 2121 and strutbeam lower surface
2122 position corresponds to.
In conjunction with shown in Fig. 5, for connecting the first vertical beam 31 and the bottom frame 20 of bottom frame 20 and middle level framework 40
Junction point is respectively positioned on first crossbeam.For example, the two ends of bottom rear cross beam 21 and point midway, and the two of bottom front beam 22
End and point midway.Because mutually being staggered with the battery case mount point on the first longeron in these positions, electricity therefore can be avoided
Pond case is for the impact of interlayer attended operation.
Further, in order to realize the stable support of multistory frame, extend along vehicle-body width direction in bottom frame 20
Midline position at may also set up the junction point of multiple first vertical beams 31, i.e. the point midway of two bottom jack stringers 23, and
In bottom longeron 24 point midway it should be noted that these junction points be arranged at bottom jack stringer body 231 or
On longeron body 241 in bottom, it is installed with the battery case being arranged on longeron 242 in bottom jack stringer strutbeam 232 and bottom
Still mutually staggering in the position of point, therefore also can avoid battery case for the impact of interlayer attended operation.
Figure 13 is the top view of the middle level framework 40 in the present embodiment, and as shown in figure 13, described second cross beam includes:
Middle level rear cross beam 41, it is arranged along vehicle-body width direction;With
Middle level front beam 42, it is arranged along vehicle-body width direction, and is located at the front of described middle level rear cross beam 41;
Described second longeron includes:
Two middle level jack stringers 44, it is arranged along length of wagon direction, the rear and front end of each described middle level jack stringer 44
Connect with the corresponding side end of described middle level rear cross beam 41 and middle level front beam 42 respectively, to form rectangular frame;With
Longeron 45 in middle level, its along length of wagon direction arrange, its rear and front end respectively with described middle level rear cross beam 41 and
The middle part of middle level front beam 42 is fixedly connected;
In each described middle level jack stringer 44 and described middle level, the spacing between longeron 45 is more than or equal to described battery case
Length;
Described second cross beam further includes:
Two middle level middle cross beams 43, it is arranged along vehicle-body width direction, the two ends of each middle level middle cross beam 43 respectively with right
Longeron 45 in the described middle level jack stringer 44 of side and middle level is answered to connect;
Spacing between each described middle level middle cross beam 43 and described middle level rear cross beam 41 or middle level front beam 42 is all big
In the width equal to described battery case.
As shown in Figure 13, on middle level framework 40, the length direction of battery case along the width arrangement of vehicle body, in car
Two battery cases can be arranged on the width of body, two battery cases, therefore middle level also can be arranged on the length direction of vehicle body
Four battery cases can be fixed on framework 40.
Wherein, in middle level, longeron 45 and one of middle level jack stringer 44 can be and this corresponding side of middle level jack stringer 44
Two battery cases provide mount point, and in middle level, longeron 45 is two batteries of other side together with another middle level jack stringer 44
Case provides mount point, and the mount point of two adjacent battery cases can mutually stagger, to avoid mutually disturbing.
Because in middle level, longeron 45 is main force-summing element, therefore in middle level, longeron 45 is the structure of integral type, and with
The middle level middle cross beam 43 of its midpoint vertical connection is then divided into the structure of two-piece type centered on it.Each middle level middle cross beam 43 is located at
Between two adjacent battery cases, its upper surface can be higher than the bottom surface of battery case, thus to battery on the length direction of vehicle body
Case plays position-limiting action.
Figure 14 is the sectional view of the middle level jack stringer in the present embodiment, and as shown in figure 14, middle level jack stringer 44 includes:
Middle level jack stringer body 441, it is arranged along length of wagon direction;With
Middle level jack stringer strutbeam 442, it is from the inner surface of middle level jack stringer body 441 towards middle level framework 40 inner side water
Flat extension, the upper surface of middle level jack stringer strutbeam 442 is less than the upper surface of middle level jack stringer body 441, the side bottom of battery case
While being placed on middle level jack stringer strutbeam 442, and middle level jack stringer strutbeam 442 is fixed to by securing member;
Wherein, middle level jack stringer body 441 and middle level jack stringer strutbeam 442 can be all the hollow beam of hollow, can inside it
There are one or more reinforcements that vertically (i.e. the short transverse of vehicle body) extends.
Middle level jack stringer strutbeam 442 is used for supporting battery case and provides fixing point, middle level jack stringer strutbeam 442 for battery case
Upper surface be less than middle level jack stringer body 441 upper surface, then the side wall of battery case can be against middle level jack stringer body 441
Side wall, thus realize spacing to battery case in vehicle-body width direction.
Figure 15 is the sectional view of longeron in the middle level in the present embodiment, and as shown in figure 15, in middle level, longeron 45 includes:
Longeron body 451 in middle level, it is arranged along length of wagon direction;With
Longeron strutbeam 452 in two middle levels, its respectively from middle level a side surface of longeron body 451 towards a middle level
Jack stringer 44 is horizontal-extending, and in middle level, the upper surface of longeron strutbeam 452 is less than the upper surface of longeron body 451 in middle level, battery
The side base of case is placed on longeron strutbeam 452 in middle level, and is fixed to longeron strutbeam 452 in middle level by securing member.
Wherein, in middle level jack stringer 44 and middle level, longeron 45 can be all section bar.By contrasting Figure 14 and Figure 15, middle level
Jack stringer 44 lacks longeron body 451 side in middle level with the middle level jack stringer 44 that differs only in of longeron 45 in middle level
Longeron strutbeam 452 in one middle level, therefore can by longeron strutbeam 452 in the middle level of the side of longeron in middle level 45 is excised and
Obtain middle level jack stringer 44.So, when manufacturing the section bar due to middle level framework 40, the quantity of die sinking can be reduced and reduce into
This.
Figure 16 a and Figure 16 b is the structural representation of middle level middle cross beam and sectional view in the present embodiment.As Figure 16 a and figure
Shown in 16b, middle level middle cross beam 43 includes:
Middle level middle cross beam body 431, it extends along the width of vehicle body;With
Two middle level middle cross beam strutbeams 432, it extends along the width of vehicle body, each 432 points of middle level middle cross beam strutbeam
Not horizontal-extending from a side surface of middle level middle cross beam body 431, the upper surface of middle level middle cross beam strutbeam 432 is less than horizontal stroke in middle level
The upper surface of beam body 431, the side base of battery case is placed on middle level middle cross beam strutbeam 432.
Further, the length of middle level middle cross beam body 431 is more than the length of middle level middle cross beam strutbeam 432, horizontal in middle level
The two ends of beam body 431 are stretched out from the two ends of middle level middle cross beam strutbeam 432 respectively, and it rides upon on longeron strutbeam 452 in middle level
Or on middle level jack stringer strutbeam 442, the end of middle level middle cross beam body 431 against longeron body 451 in middle level side wall or
The side wall of person middle level jack stringer body 441, and the end of middle level middle cross beam strutbeam 432 is against the side of longeron strutbeam 452 in middle level
Wall or the side wall of middle level jack stringer strutbeam 442.
Similar with longeron, middle level middle cross beam 43, middle level rear cross beam 41 and middle level front beam 42 are section bar, by by middle level
One middle level middle cross beam strutbeam 432 of middle cross beam 43 side is excised, and can form middle level rear cross beam 41 or middle level front beam 42, from
And achieve the multiplexing of section bar or structure.
Accordingly, in the middle part of the strutbeam of middle level rear cross beam 41 or middle level front beam 42, there is a breach, for middle level
The end of middle longeron 45 connects.
For connecting the first vertical beam 31 of bottom frame 20 and middle level framework 40 and the position of the junction point of middle level framework 40
Corresponding with the position of bottom frame 20, and the structure of middle level framework 40 and position corresponding with bottom frame 20, therefore interlayer connect
The installation of the battery case for middle level framework 40 for the structure also will not constitute impact.
Figure 17 a and Figure 17 b is structural representation and the sectional view of the first vertical beam 31.As shown in Figure 17 a and Figure 17 b, it is used for
Connect bottom frame 20 and the interlayer attachment structure of middle level framework 40 includes:
First vertical beam 31, the end of the first vertical beam 31 is connected with bottom frame 20 and middle level framework 40 respectively, the first vertical beam
31 include:
Column jacket beam 311, column jacket beam 311 is the cylindrical body of the hollow vertically extending;With
Installation portion 312, installation portion 312 is the cylindrical body in the hollow cavity of end being arranged on column jacket beam 311, and first erects
Beam 31 is connected with bottom frame 20 and middle level framework 40 by this installation portion 312.
Installation portion 312 is only located at the end of column jacket beam 311, its length be much smaller than column jacket beam 311 length, for fastening
Part coordinates.
Wherein, the first vertical beam 31 can be square column type or cylinder, in order to provide the outer wall surface being easy to connect, preferably
Ground, the cross section of column jacket beam 311 is rectangle or square.In addition, for the ease of being attached with securing member, the horizontal stroke of installation portion 312
Section is circle.
Preferably, the first vertical beam 31 further includes:
Multiple reinforcements 313, reinforcement 313 is connected between the inwall of column jacket beam 311 and the outer wall of installation portion 312, many
Individual reinforcement 313 is arranged at equal intervals.
Wherein, one end of each reinforcement 313 is connected with the end angle of the inwall of column jacket beam 311, or with column jacket beam 311
The midpoint of medial wall connects, for providing fixed position and strength support for installation portion 312.
Specifically, installation portion 312 is the cylindrical body of hollow, and installation portion 312 further includes steel-wire screw-socket (not shown), steel
Silk swivel nut be nested in the hollow cavity of installation portion 312, for appended claims.
In order to strengthen the support strength of the first vertical beam 31, prevent it from shaking when vehicle body is mobile, in conjunction with shown in Fig. 4,
This interlayer attachment structure further includes:
Multiple first vertical beam buttress braces 34, the first vertical beam buttress brace 34 be obliquely connected to the first vertical beam 31 lateral wall and
Between bottom frame 20.Each first vertical beam 31 can arrange two the first vertical beam buttress braces 34, when the first vertical beam 31 and bottom frame
When the point midway of one beam of frame connects, two the first vertical beam buttress braces 34 can be with two relative outsides of the first vertical beam 31
Wall connects;When the first vertical beam 31 is connected with the end of a beam of bottom frame, one or two the first vertical beam buttress brace 34
Lateral wall that can be adjacent with a lateral wall of the first vertical beam 31 or two connects.
Figure 18 is the top view of the upper strata framework in the present embodiment.As shown in figure 18, in upper strata framework 60, the 3rd crossbeam
Including:
Upper strata rear cross beam 61, upper strata rear cross beam 61 is arranged along vehicle-body width direction;
Upper strata front beam 62, upper strata front beam 62 is arranged along vehicle-body width direction, and is located at the front of upper strata rear cross beam 61;
3rd longeron includes:
Two upper strata longerons 64, it is arranged along length of wagon direction, the rear and front end of each upper strata longeron 64 respectively with upper
The corresponding side end of layer rear cross beam 61 and upper strata front beam 62 connects, to form rectangular frame;
Spacing between two upper strata longerons 64 is more than or equal to the length of battery case;
3rd crossbeam further includes:
Upper strata middle cross beam 63, it is arranged along vehicle-body width direction, and be located at upper strata rear cross beam 61 and upper strata front beam 62 it
Between, the two ends of upper strata middle cross beam 63 are connected with the middle part of two upper strata longerons 64 respectively;
Spacing between upper strata middle cross beam 63 and upper strata rear cross beam 61 or upper strata front beam 62 is all higher than equal to battery case
Width.
As shown in Figure 18, on upper strata framework 60, the length direction of battery case along the width arrangement of vehicle body, in car
One battery case can be arranged on the width of body, two battery cases, therefore upper strata frame can be arranged on the length direction of vehicle body
Two battery cases can be fixed on frame 60.
Wherein, two upper strata longerons 64 provide mount point for battery case, and the mount point of two battery cases can mutually stagger, with
Avoid mutually disturbing.
The structure of upper strata longeron 64 is identical with the structure of middle level jack stringer 44, in the structure of upper strata middle cross beam 634 and middle level
The structure of crossbeam 43 is identical, the structure of upper strata rear cross beam 61 and upper strata front beam 62 and middle level rear cross beam 41 and middle level front beam 42
Structure identical, will not be described here.
The front end of upper strata framework 60, that is, upper strata front beam 62 is corresponding with the position of middle level middle cross beam 43, upper strata framework 60
Midline position is corresponding with the midline position of middle level framework 40.Therefore, the rear end of upper strata framework 60, that is, upper strata rear cross beam 61 is in vehicle body
Position on length direction is located at the rear of the middle level rear cross beam 41 of middle level framework 40, and upper strata rear cross beam 61 passes through the second cant beam 33
It is connected with the rear portion of middle level framework 40.One end of second cant beam 33 is connected with middle level rear cross beam 41, the other end and upper strata rear cross beam
61 connections.
Further, as shown in figure 18, the 3rd longeron further includes:
Two upper strata jack stringers 65, it is arranged along length of wagon direction, and each upper strata jack stringer 65 is fixed to a upper strata
The outside of longeron 64, the top of the second vertical beam 32 is connected with upper strata jack stringer 65.The structure of the second vertical beam 32 and the first vertical beam 31
Structure identical, will not be described here.
As shown in Figure 4 and Figure 6, bottom frame 20 further includes forward frame 10, and described forward frame 10 includes:
Two middle passages strengthen longeron 11, and middle passage is strengthened longeron 11 and arranged along length of wagon direction, and two middle passages add
Strong longeron 11 is separately positioned on the lower section of two side walls of middle passage 84 of vehicle body;With
Middle passage the second web beam 13, its along the width setting of vehicle body, middle passage the second web beam 13 with
The bottom of two side walls of passage 84 is fixedly connected, and is connected between the middle part that two middle passages strengthen longerons 11, with
Two middle passages are strengthened longeron 11 and are formed two rectangular frames together, and battery case is installed on this two rectangular frames, in two
Passage is strengthened longeron 11 and is linked together by the bottom of middle passage the second web beam 13 and two side walls of middle passage 84.
Figure 19 a and Figure 19 b is the structural representation of middle passage second web beam and sectional view in the present embodiment, such as schemes
Shown in 19a and 19b, middle passage the second web beam 13 includes:
First tie-beam 131, it includes:Along the first level portion 1311 of vehicle-body width direction setting, along first level portion
Two the first supporting parts 1312 that 1311 two sides extend straight down, and the lower surface from first level portion 1311 is vertical
Two the first vertical portions 1313 extending downwardly, two the first vertical portions 1313 are with regard to the central axis pair in first level portion 1311
Claim setting;With
Second tie-beam 132, it includes:Along the second horizontal part 1321 of vehicle-body width direction setting, with along the second level
Two sides in portion 1321 extend to two second supporting parts 1322 in first level portion 1311, the second horizontal part straight down
1321 central axis is corresponding with the axial centerline in first level portion 1311.
Wherein, the position of two the second supporting parts 1322 is corresponding with the position of two the first vertical portions 1313.
Further, the second tie-beam 132 includes:
Two the second ribs 1323, the second rib 1323 is arranged in first level portion 1311, and respectively with two
The outer surface of individual second supporting part 1322 connects,
The upper surface of the second rib 1323 is less than the second horizontal part 1321.
In conjunction with shown in Fig. 4, battery case is fixed to the upper surface of the second rib 1323, and the side wall of battery case is against second
The outer surface of support part 1322.The length of the second tie-beam 132 is less than the length of the first tie-beam 131, the first tie-beam 131
Two ends are stretched out from below the two ends of the second tie-beam 132, and two middle passages are strengthened longeron 11 and are arranged in first level portion 1311,
The two ends of the second tie-beam 132 bear against the inner side that two middle passages strengthen longeron 11.First level portion 1311 have for
It is connected the installing hole of cooperation with middle passage 84, for middle passage the second web beam 13 and middle passage 84 are linked together, from
And two middle passages are strengthened longeron 11 and links together with the two bottom sides of middle passage 84.Wherein, it is connected with middle passage 84 and join
The installing hole closing can be located at the outside that two middle passages strengthen longeron 11, i.e. middle passage the second web beam 13 and middle passage 84
The bottom of two side walls be fixed together, two middle passages strengthen two side walls that longeron 11 can be located at middle passage 84
Inner side, i.e. the inside of middle passage 84, and concordant with the floor of vehicle body.
As shown in fig. 19b, the first level portion 1311 of the first tie-beam 131 is used for supporting two middle passages to strengthen longeron
11, the second rib 1323 of the second tie-beam 132 is used for supporting and self-contained battery case, the therefore support in first level portion 1311
Intensity should be much larger than the support strength of the second rib 1323, and therefore, the thickness in first level portion 1311 is more than the second reinforcement
The thickness in portion 1323.
In conjunction with shown in Fig. 4 and Figure 20, forward frame 10 further includes middle passage the first web beam 12, middle passage first
Along the width setting of vehicle body, it is connected to two middle passages and strengthens between the front end of longeron 11 web beam 12, its two ends
It is connected with a floor front beam 86 of vehicle body respectively,
Middle passage the first web beam 12 includes:
3rd tie-beam 121, it includes:Along the 3rd horizontal part 1211 of vehicle-body width direction setting, along the 3rd horizontal part
Two the 3rd supporting parts 1212 that 1311 two articles of sides extend straight down, and vertical from the lower surface of the 3rd horizontal part 1211
The 3rd vertical portion 1213 extending downwardly;With
4th tie-beam 122, it includes:Along the 4th horizontal part 1221 of vehicle-body width direction setting, with along the 4th level
Two articles of sides in portion 1221 extend to two the 4th supporting parts 1222 of the 3rd horizontal part 1211 straight down, and one of them the 4th
The position of supporting part 1222 is corresponding with the position of the 3rd supporting part 1212, the position of another the 4th supporting part 1222 and the
The position of three vertical portions 1213 corresponds to.
The front end of two middle passage reinforcement longerons 11 is fixed to the 3rd horizontal part 1211, and the 3rd horizontal part 1211 has further
There is the installing hole for being connected cooperation with two floor front beams 86, for by middle passage the first web beam 12 and two floors
Front beam 86 links together, thus two middle passages are strengthened longeron 11 linking together with two floor front beams 86.
Preferably, the 4th tie-beam 122 further includes:
4th rib 1223, the 4th rib 1223 is arranged on the 3rd horizontal part 1211, and with another the 4th
The outer surface of support part 1222 connects, and the upper surface of the 4th rib 1223 is less than the 4th horizontal part 1221.
Therefore, battery case is fixed to the upper surface of the 4th rib 1223, and the side wall of battery case is against another the 4th
The outer surface of support part 1222.
Visible in conjunction with Figure 19 b and Figure 20, middle passage the first web beam 12 can pass through middle passage the second web beam 13
The part in first vertical portion 1313 outside of the first tie-beam 131 and corresponding second rib 1323 excise and obtain
Arrive, therefore, middle passage the first web beam 12 and middle passage the second web beam 13 can achieve the multiplexing of structure.
In the forward frame 10 of the present embodiment, the fixing point of battery case is arranged at middle passage the first web beam 12 He
On middle passage the second web beam 13, middle passage is strengthened longeron 11 and is propped up for the intensity of passage in strengthening and for battery case offer
Support and spacing.
In the battery cabinet frame of the present embodiment, the attachment structure all same of any one beam in battery case and framework,
Therefore Figure 21 and Figure 22 shows the attachment structure of battery cabinet frame and battery case with general structure.As shown in figs. 21 and 22,
Four ends angle of the bottom of battery case 90 is respectively provided with the groove 91 within towards battery case, has and stretch to battery case in groove 91
Fastener receptacles 911 within 90;
Battery cabinet frame includes surrounding and forms the Vierendeel girder 50 of rectangular frame (Vierendeel girder 50 refers to formation battery box-frame herein
Longeron 45 etc. in any one Vierendeel girder of frame, such as bottom jack stringer 23, middle level), battery case 90 is fixed to rectangular frame, frame
Set a roof beam in place and 50 include:
Vierendeel girder body 51, Vierendeel girder body 51 extends along the width of vehicle body or length direction;
Vierendeel girder strutbeam 52, it is from Vierendeel girder body 51 towards a side surface of battery case 90 towards battery case 90 level
Extend, the bottom of battery case 90 is placed on Vierendeel girder strutbeam 52;With
Battery case securing member 53, Vierendeel girder strutbeam 52 is fixedly connected by battery case securing member 53 with battery case 90, battery case
Securing member 53 is coordinated with fastener receptacles 911.
Wherein, groove 91 has the groove top surface 912 parallel with the bottom surface of battery case 90, and attachment structure further includes:
Battery case fastener sleeve 54, against groove top surface 912, bottom is against frame on the top of battery case fastener sleeve 54
Set a roof beam in place strutbeam 52, battery case securing member 53 passes through from battery case fastener sleeve 54.Battery case fastener sleeve 54 is supported on
Between groove top surface 912 top surface of Vierendeel girder strutbeam 52 and battery case, for improving the fixed performance of battery case securing member 53.
In the present embodiment, the end angle of battery case 90 has recessed groove 91 internal towards battery case, due to accommodating electricity
Pond case securing member 53, so, battery case securing member 53 take be spatially located inside battery case, rather than as existing securing member that
Sample is located at the outside of battery case, therefore, it is possible to reduce the overall space required for self-contained battery case.Vierendeel girder strutbeam 52 is due to propping up
The base of support battery case 90, that is, the marginal portion not having groove 91 of battery case 90 such that it is able to provide stable for battery case 90
Support.Battery case securing member 53 is coordinated with the fastener receptacles 911 stretching within battery case, inside provides to three simultaneously
The length direction of spacing vehicle body in direction, width and short transverse.
Wherein, Vierendeel girder strutbeam 52 is the hollow beam with hollow cavity, and it includes:
Vierendeel girder strutbeam upper surface 521, the bottom of its laminating battery case 90;With Vierendeel girder strutbeam lower surface 522, itself and frame
Strutbeam upper surface 521 of setting a roof beam in place is spaced relatively.
Vierendeel girder strutbeam upper surface 521 has Vierendeel girder strutbeam via 5211, and Vierendeel girder strutbeam lower surface 522 has framework
Beam strutbeam installing hole 5222, battery case fastener sleeve 54 passes through from Vierendeel girder strutbeam via 5211, and its bottom is in hollow cavity
Interior against Vierendeel girder strutbeam lower surface 522, the end 531 of battery case securing member 53 from hollow cavity outer against under Vierendeel girder strutbeam
Surface 522, passes through Vierendeel girder strutbeam installing hole 5222 to limit it.
In the present embodiment, Vierendeel girder strutbeam upper surface 521 is used for supporting battery case 90, and Vierendeel girder strutbeam lower surface
522 are used for coordinating with battery case securing member 53, for providing the support strength to battery case securing member 53 and battery case 90, because
This, the thickness of Vierendeel girder strutbeam upper surface 521 is less than the thickness of Vierendeel girder strutbeam lower surface 522.
Preferably, Vierendeel girder strutbeam upper surface 521 is less than the upper surface of Vierendeel girder body 51, the side wall of battery case 90 against
A side surface towards battery case 90 of Vierendeel girder body 51.By two highly different parts, Vierendeel girder 50 can not only
There is provided for battery case 90 and support and mount point, provide position-limiting action for battery case 90 simultaneously.
Further, Vierendeel girder body 51 is hollow beam, further includes inside it:
Two Vierendeel girder reinforcements 511, it is horizontally extending, and with Vierendeel girder strutbeam upper surface 521 and framework
The position of beam strutbeam lower surface 522 corresponds to, for being Vierendeel girder strutbeam upper surface 521 and Vierendeel girder strutbeam lower surface 522 provides
Strength support.
The attachment structure that structure according to above battery cabinet frame and battery cabinet frame are connected with battery case, this enforcement
The installation method of the battery cabinet frame of example is as shown in figure 23.
This installation method includes:
Step 100:Respectively battery case is fixed to bottom frame 20, middle level framework 40;
Step 200:By the two ends of the first vertical beam 31 respectively with install battery case bottom frame 20 first crossbeam and
The second cross beam installing the middle level framework 40 of battery case connects.
Further, further include between step 100 and step 200:
Step 110:Battery case is fixed to upper strata framework 60;
Further include after step 200:
Step 210:By the two ends of the second vertical beam 32 respectively with install battery case middle level framework 40 second cross beam and
The upperside frame 60 installing battery case connects.
In the battery cabinet frame of the present embodiment, the fixing point due to battery case is located on longeron, and connects two-layer framework
The junction point of the first vertical beam 31 and two-layer framework be respectively positioned on crossbeam that is to say, that the fixing point of battery case and battery box-frame
Will not interfere with each other between the mount point of frame, when the upper strata framework 20 of battery case will be provided with and be provided with battery case
When layer framework 40 is combined, battery case will not produce interference such that it is able to realize battery to the installation site of the first vertical beam 31
The first layering assembling of cabinet frame, the assembling sequence that interlayer connects again, thus improve installation effectiveness.
And when upper strata framework 60 and middle level framework 40 are combined, the second vertical beam 32 is same with the mount point of middle level framework 40
Will not interfere with each other between the fixing point of the battery case on sample and middle level framework 40, and the mount point of upper strata framework 60 is in place
On the upper strata jack stringer 65 in upper strata framework 60 outside, between the mount point of the battery case equally and on upper strata framework 60 has necessarily
Away from will not interfere with each other.So, the installation method of the battery cabinet frame of the present embodiment can realize battery cabinet frame
First layering assembling, the assembling sequence that interlayer connects again, thus improve installation effectiveness.
In another embodiment, can by the battery case frame application in above-described embodiment in the car.Certainly, this electricity
Pond cabinet frame how to realize in the car be arranged on above be described in the form of preferred embodiment, this area skill
Art personnel can also implement this battery cabinet frame installation in the car otherwise, repeats no more herein.
Herein, " first ", " second " etc. are only used for differentiation each other, rather than represent significance level and order and
Premise existing each other etc..
Herein, " one " is not offered as being limited to " only this " quantity of relevant portion of the present invention, and " one
Individual " do not indicate that the situation of the quantity " more than one " excluding relevant portion of the present invention.
Unless otherwise stated, numerical range herein not only includes the gamut in two end points, also includes containing
In some subranges therein.
The a series of detailed description of those listed above is only for the feasibility embodiment of the present invention specifically
Bright, and and be not used to limit the scope of the invention, all equivalent embodiments made without departing from skill spirit of the present invention or
Change, such as combination, segmentation or the repetition of feature, should be included within the scope of the present invention.
Claims (7)
1. a kind of interlayer attachment structure of battery cabinet frame is it is characterised in that described battery cabinet frame includes:Bottom frame (20)
With middle level framework (40),
Described interlayer attachment structure includes:First vertical beam (31), the end of described first vertical beam (31) respectively with described bottom frame
Frame (20) and middle level framework (40) connect, and described first vertical beam (31) includes:
Column jacket beam (311), described column jacket beam (311) is the cylindrical body of the hollow vertically extending;With
Installation portion (312), described installation portion (312) is the post being arranged in the hollow cavity of end of described column jacket beam (311)
Body, described first vertical beam (31) is connected with described bottom frame (20) and middle level framework (40) by this installation portion (312).
2. interlayer attachment structure as claimed in claim 1 is it is characterised in that the cross section of described column jacket beam (311) is rectangle
Or it is square.
3. interlayer attachment structure as claimed in claim 2 it is characterised in that described installation portion (312) cross section be circle,
Described first vertical beam (31) further includes:
Multiple reinforcements (313), described reinforcement (313) is connected to the inwall of described column jacket beam (311) and described installation portion
(312), between outer wall, the plurality of reinforcement (313) is arranged at equal intervals.
4. interlayer attachment structure as claimed in claim 3 is it is characterised in that one end of each reinforcement (313) is outer with described
The end angle of the inwall of post beam (311) connects;Or
One end of each reinforcement (313) is connected with the midpoint of the medial wall of described column jacket beam (311).
5. interlayer attachment structure as claimed in claim 3 it is characterised in that described installation portion (312) be hollow cylindrical body,
Described installation portion (312) further includes:
Steel-wire screw-socket (314), described steel-wire screw-socket (314) is nested in the hollow cavity of described installation portion (312).
6. interlayer attachment structure as claimed in claim 3 is it is characterised in that further include:
First vertical beam buttress brace (34), described first vertical beam buttress brace (34) is obliquely connected to the outer of described first vertical beam (31)
Between side wall and described bottom frame (20).
7. a kind of automobile is it is characterised in that described automobile includes the battery as described in any claim in claim 1 to 6
The interlayer attachment structure of cabinet frame.
Priority Applications (1)
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CN201620876379.7U CN205930214U (en) | 2016-08-12 | 2016-08-12 | Connection structure and including this connection structure's car between battery box frame's layer |
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CN201620876379.7U CN205930214U (en) | 2016-08-12 | 2016-08-12 | Connection structure and including this connection structure's car between battery box frame's layer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107195818A (en) * | 2017-05-27 | 2017-09-22 | 东风商用车有限公司 | Lightweight power storage battery box for new energy vehicle |
-
2016
- 2016-08-12 CN CN201620876379.7U patent/CN205930214U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107195818A (en) * | 2017-05-27 | 2017-09-22 | 东风商用车有限公司 | Lightweight power storage battery box for new energy vehicle |
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