CN109278873A - The automobile underbody structure of sliding door vehicle - Google Patents
The automobile underbody structure of sliding door vehicle Download PDFInfo
- Publication number
- CN109278873A CN109278873A CN201810788555.5A CN201810788555A CN109278873A CN 109278873 A CN109278873 A CN 109278873A CN 201810788555 A CN201810788555 A CN 201810788555A CN 109278873 A CN109278873 A CN 109278873A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- door pocket
- side girders
- battery case
- reinforcer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/06—Doors arranged at the vehicle sides slidable; foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
A kind of automobile underbody structure of sliding door vehicle is provided, can reduce the impact load being applied on power secondary cell.The automobile underbody structure (1) of sliding door vehicle includes side girders (10), it extends along the lower edge of heel row seat side stopping port (Ve1) (vehicle opening portion) and with generally cylindrical shape along vehicle front-rear direction；Downside door pocket component (21) (door pocket), along side girders (10), configuration is under floor (Ve2)；Battery case (30), it is adjacent with downside door pocket component (21) (door pocket) in the vehicle width direction, and configure under floor (Ve2)；And side girders reinforcer (13), it is configured inside the barrel shape of side girders (10) and the lower section of downside door pocket component (21) (door pocket), in the automobile underbody structure (1) of the sliding door vehicle, at least part of side girders reinforcer (13) is configured as leaning out than downside door pocket component (21) (door pocket) to vehicle-width direction outside.
Description
Technical field
The present invention relates to the automobile underbody structure of sliding door vehicle, the sliding door vehicle, which uses, makes car door along car door plate face
The sliding door for sliding and boarding being opened and closed.
Background technique
It is all by power secondary cell all the time in the vehicle as electric car using electric power as power source
Configuration is under floor.
For example, in patent document 1, constitute in the component of vehicle, by the way that the power than heavier weight will be used as with two
Primary cell configuration declines the center of gravity of vehicle under floor, to improve riding stability.
Patent document 1: Japanese Unexamined Patent Publication 2014-80117 bulletin
In addition, sliding car door to stopping port along car door plate face using in the body construction of patent document 1
In the case where the sliding door being opened and closed, the door pocket of sliding door is partly arranged at power secondary cell in vehicle width side
The position being overlapped upwards.
Therefore, from external impact to sliding door, impact load can be applied to dynamic via door pocket part
On power secondary cell.
Summary of the invention
The present invention is completed in view of aspect above-mentioned, it is intended that providing a kind of lower car body of sliding door vehicle
Structure is able to suppress the impact load being applied on power secondary cell.
In order to reach the purpose, the automobile underbody structure of sliding door vehicle of the invention is characterized in that, comprising: door pocket,
Its along vehicle opening portion lower edge, and configure under floor；And battery case, in the vehicle width direction with the door pocket
It is adjacent, and be configured under the floor, at least part of the battery case and the lower section of the door pocket are Chong Die, and the battery
Case and the door pocket link.
According to the present invention, it is possible to provide can reduce the sliding door vehicle for the impact load being applied on power secondary cell
Automobile underbody structure.
Detailed description of the invention
Fig. 1 is the perspective view for showing the automobile underbody structure of sliding door vehicle of present embodiment.
Fig. 2 is the top view for showing the automobile underbody structure of sliding door vehicle of present embodiment.
Fig. 3 shows the automobile underbody structure of the sliding door vehicle of present embodiment, is cuing open along the III-III line in Fig. 2
View.
Fig. 4 shows the automobile underbody structure of the sliding door vehicle of present embodiment, is the section view along the IV-IV line in Fig. 2
Figure.
Fig. 5 is the perspective view for showing the downside door pocket component of present embodiment.
Fig. 6 is the major part amplification stereogram for showing the downside door pocket component of present embodiment.
Label declaration
1: the automobile underbody structure of sliding door vehicle；
10: side girders；
12: side girders inner member；
13: side girders reinforcer；
14: outer reinforcement；
14b: rising wood (outer reinforcement rising wood)；
14c: lower edge (outer reinforcement lower edge)；
21: door pocket (downside door pocket component)；
30: battery case；
14ba: outer door pocket supporting part；
14c: outer reinforcement lower edge；
15: central strength member；
15ba: central door pocket supporting part；
15c: central strength member lower edge；
16: interior reinforcer；
16a: outer edge (interior reinforcer outer edge)；
16b: inner edge portion (interior reinforcer inner edge portion)；
32: battery case side frame；
34: battery case crossbeam；
40: connection unit；
Ve1: heel row seat side stopping port；
Ve2: floor.
Specific embodiment
Suitably referring to attached drawing, the embodiment of the present invention will be described in detail.Identical structural element is marked identical
Label, and the repetitive description thereof will be omitted.
As shown in Figure 1, the vehicle Ve that present embodiment has is directed to the heel row seat side stopping port Ve1 being open in side
The opening and closing in (vehicle opening portion) uses sliding door 20.In addition, vehicle Ve is the so-called electric car using electric power as power source,
Power is arranged under the floor of vehicle Ve with secondary cell Ba.
The automobile underbody structure 1 of the sliding door vehicle of present embodiment includes the side girders 10 that such vehicle Ve is arranged in
On downside door pocket component 21 (door pocket)；With the battery case 30 of storage power secondary cell Ba (referring to Fig. 2).
Therefore, the side girders 10 for being provided with downside door pocket component 21 are illustrated first.
As shown in Fig. 2, side girders 10 as vehicle Ve strength member and lower edge including heel row seat side stopping port Ve1
Part, the side girders 10 are whole throughout the side lower edge part of vehicle Ve along vehicle front-rear direction and are arranged.
As shown in Figure 3, Figure 4, side girders 10 are bonded together and structure by by stamping obtained multiple plate-shaped members
At.Moreover, side girders 10 have side girders external member 11, side girders inner member 12 and side girders reinforcer 13, by by these
Component is bonded together and constitutes side girders 10.
As shown in Figure 3, Figure 4, side girders external member 11 and side girders inner member 12 are together formed along vehicle front and back
To the generally cylindrical shape of extension, and constitute the outer shape of the side lower edge part of vehicle Ve.In addition, side girders external member
11 have side girders external member main body 11a, side girders external member rising wood 11b and side girders external member lower edge 11c.
Side girders external member main body 11a has towards the section of vehicle-width direction inside opening in substantially U-shaped groove shape
Rail shapes.In addition, on side girders external member main body 11a, in the bottom of U-shaped groove shape and aftermentioned downside door pocket component
The position of 21 overlappings, offers the sliding eye 11aa being made of through hole to slide back and forth sliding door 20.
Side girders external member rising wood 11b is as joint portion and from the U-shaped groove opening portion of side girders external member main body 11a
Upper edge portion extends to vehicle up direction.
Side girders external member lower edge 11c is as joint portion and from the U-shaped groove opening portion of side girders external member main body 11a
Lower edge part extends to vehicle lower section.
As shown in Figure 3, Figure 4, the side edge portions of floor Ve2 are bonded on side girders inner member 12.In addition, in side girders
Component 12 has side girders inner member body 12a, side girders inner member rising wood 12b and side girders inner member lower edge 12c.
Side girders inner member body 12a has the U-shaped groove shape towards vehicle-width direction inside opening.In addition, in side
The position Chong Die with downside door pocket component 21 at the bottom of the U-shaped groove shape of side bar inner member body 12a, offers by penetrating through
The door pocket hole 12aa that hole is constituted.
The door pocket main body 21a for constituting downside door pocket component 21 inserts configuration in the 12aa of door pocket hole.
Side girders inner member rising wood 12b is as joint portion and from the U-shaped groove opening portion of side girders inner member body 12a
Upper edge portion extends to vehicle up direction.
Side girders inner member lower edge 12c is as joint portion and from the U-shaped groove opening portion of side girders inner member body 12a
Lower edge part extends to vehicle lower section.
In side girders inner member 12 and side girders external member 11, side girders inner member rising wood 12b and side girders external member
Rising wood 11b engagement, and side girders inner member lower edge 12c is engaged with side girders external member lower edge 11c.
Side girders inner member 12 and side girders external member 11 form the barrel shape of side girders 10 as a result,.
Next, opposite side side bar reinforcer 13 is illustrated.
As shown in Figure 3, Figure 4, in order to further increase the intensity of side girders 10, by side girders reinforcer 13 on vehicle
Inside the barrel shape configured in the side girders 10 being made of side girders external member 11 and side girders inner member 12 to lower direction.This
Outside, as shown in figure 5, side girders reinforcer 13 does not only exist at the stopping port Ve1 of rear row seat seat side, but it is whole throughout side girders 10
Ground extends.
Moreover, side girders reinforcer 13 has outer reinforcement 14, central strength member 15 and interior reinforcer 16.
Outer reinforcement 14 is before and after the lower section of the downside door pocket component 21 in the barrel shape inside of side girders 10 is along vehicle
Direction extends.In addition, outer reinforcement 14 has outer reinforcement main body 14a, outer reinforcement rising wood 14b and outer reinforcement lower edge
Portion 14c.
Outer reinforcement main body 14a has the section upwardly extended in vehicle front and back in substantially U towards interior side opening
The rail shapes of word channel-shaped.Moreover, outer reinforcement main body 14a is configured as: the bottom of U-shaped groove point ratio downside door pocket component 21 to
It is leant out on the outside of vehicle-width direction.
That is, side girders reinforcer 13 is configured as: its at least part compares downside door pocket component 21 to vehicle-width direction
Outside is leant out.
In addition, as shown in figure 5, constituting the upper plate portion 14aa and lower board unit 14ab of U-shaped groove in outer reinforcement main body 14a
It is made of the plate of the wave-like wavy when vehicular sideview is observed.
In this way, by making upper plate portion 14aa and lower board unit 14ab wave plate shape, with the writing board shape the case where compared with, energy
Enough bear biggish impact load.
As shown in Figure 3, Figure 4, outer reinforcement rising wood 14b is from opening edge on the upside of the U-shaped groove of outer reinforcement main body 14a to vehicle
Extend above.Moreover, outer reinforcement rising wood 14b is set to joint portion, with central strength member 15, interior reinforcer 16 it is outer
Edge (interior reinforcer outer edge 16a) engagement.
In addition, the position Chong Die with aftermentioned door pocket main body 21a of outer reinforcement rising wood 14b (is observed in vehicular sideview
When the position Chong Die with door pocket hole 12aa) be set to outer door pocket supporting part 14ba.
As shown in Figure 3, Figure 4, outer door pocket supporting part 14ba lateral bend into vehicle-width direction, to be seen in vehicular sideview
When examining, outer reinforcement 14 becomes the substantially U-shaped groove shape being open towards vehicle up direction, and outer door pocket supporting part 14ba is surrounding door pocket
Door pocket main body 21a is supported while the downside of main body 21a.Moreover, outer door pocket supporting part 14ba and (the central door of central strength member 15
Set supporting part 15ba) it is engaged in edge on the outside of the vehicle of interior reinforcer 16 (interior reinforcer outer edge 16a) together.
Outer reinforcement lower edge 14c extends from the U-shaped groove lower opening edge of outer reinforcement main body 14a to vehicle lower section.And
And outer reinforcement lower edge 14c is engaged as joint portion with central strength member 15 (junction 15ca above lower edge).
Central strength member 15 is made of the plate-shaped member upwardly extended in vehicle front and back, is arranged to, and plate face is towards vehicle
Width direction, and close the U-shaped groove opening portion of outer reinforcement 14.In addition, central strength member 15 has on central strength member
Edge 15b and central strength member lower edge 15c (referring to Fig. 5).
Central strength member rising wood 15b is set in the edge of the vehicle up direction side of central strength member 15 as joint portion
Portion.And central strength member rising wood 15b is to be clamped between side girders external member rising wood 11b and side girders inner member 12
State engaged.
In addition, the position Chong Die with downside door pocket component 21 of central strength member rising wood 15b is set to central door pocket
Supporting part 15ba.
As shown in Figure 3, Figure 4, central door pocket supporting part 15ba lateral bend into vehicle-width direction, and supported with outer door pocket
The upper surface of portion 14ba is overlapped, so that central strength member 15 is big as being open towards vehicle up direction in vehicular sideview observation
Cause U-shaped groove shape.
That is, center door pocket supporting part 15ba surrounds the downside of door pocket main body 21a together with outer door pocket supporting part 14ba, and prop up
Support door pocket main body 21a.
Central strength member lower edge 15c is set in the edge of the vehicle lower side of central strength member 15 as joint portion
Portion, and junction is separately set up and down.
Above the lower edge at the junction of the upside as central strength member lower edge 15c junction 15ca be set to
The junction of outer reinforcement 14 (outer reinforcement lower edge 14c) engagement.
Below the lower edge at the junction of the downside as central strength member lower edge 15c junction 15cb be set to
The lower edge (side girders external member lower edge 11c) of side girders external member 11, the lower edge of side girders inner member 12 are (in side girders
Component lower edge 12c) engagement junction.
As shown in Fig. 3, Fig. 4, Fig. 6, interior reinforcer 16 has the wave plate shape wavy in vehicular sideview observation,
Interior reinforcer 16 is upwardly extended in vehicle front and back, is set and is bonded on outer door pocket supporting part 14ba (central door pocket supporting part
15ba) between side girders inner member 12.
Thus, it is suppressed that outer reinforcement 14 (central strength member 15) when side collision topples over, and inhibits because of setting
The intensity decline of side girders 10 caused by downside door pocket component 21.
In addition, interior reinforcer 16 has interior reinforcer outer edge 16a and interior reinforcer inner edge portion 16b.
Interior reinforcer outer edge 16a is set in the edge on the outside of the vehicle-width direction of interior reinforcer 16 as joint portion
Portion is engaged with outer reinforcement rising wood 14b.
Interior reinforcer inner edge portion 16b is set in the edge on the inside of the vehicle-width direction of interior reinforcer 16 as joint portion
Portion is engaged with the U-shaped groove bottom 12ab of the side girders inner member 12 for the barrel shape for constituting side girders 10.
As shown in Figure 3, Figure 4, on the 12ab of U-shaped groove bottom, formed oriented vehicle-width direction it is curved along vehicle before
The broken line 12ac of rear direction.Moreover, interior reinforcer inner edge portion 16b is engaged with U-shaped groove bottom 12ab, so that in side collision
When, the impact load from interior reinforcer 16 is applied at broken line 12ac.
By adopting such structure, can be improved side compared with U-shaped groove bottom 12ab is flat flat situation
The rigidity of side bar inner member 12.
Thereby, it is possible to prevent in side collision impact load to be input to side girders inner member 12 via interior reinforcer 16
When generated side girders reinforcer 13 topple over.
Furthermore it is possible to prevent the intensity decline because of side girders inner member 12 caused by opening up door pocket hole 12aa.
In addition, having the feelings of equal no setting is required the broken line 12ac of enough rigidity for impact load in U-shaped groove bottom 12ab
It, can also be using the structure for engaging interior reinforcer inner edge portion 16b with flat U-shaped groove bottom 12ab under condition.
In addition, in the present embodiment, interior reinforcer 16 is limited configuration in downside door pocket component 21 and 10 weight of side girders
Folded position, but it is not limited to such structure.For example, it is also possible to using the reinforcer in the entire scope of side girders 10 is arranged
16 structure.
By adopting such structure, the whole rigidity of side girders 10 can be further increased, so as to reduce in side
Face is input to the load of battery case 30 when colliding.
Above such side girders 10 are separately positioned on left and right sides lower edge part (referring to Fig.1) in vehicle Ve.And
And a pair of of side girders 10 are linked by 3 car body crossbeam Ve3 being distributed on vehicle front-rear direction (referring to Fig. 2).
Car body crossbeam Ve3 extends along vehicle-width direction, links pair of right and left side girders 10, defeated in side collision
The impact load entered to side girders 10 is passed.
The car body centre cross member Ve3a that center is set in car body crossbeam Ve3 is configured on vehicle front-rear direction and downside
The position that door pocket component 21 is overlapped.
Crossbeam Ve3b and car body centre cross member Ve3a in front of the car body in front of car body is set in car body crossbeam Ve3 to pass through respectively
Linked with aftermentioned battery case crossbeam 34 (referring to Fig. 2) by linking part 45.
Next, being illustrated to sliding door 20.
As shown in Figure 1, sliding door 20 has door body 20a and downside door pocket component 21 (door pocket).
Door body 20a is the component that can openedly and closedly close heel row seat side stopping port Ve1.Moreover, door body 20a
It is set on car body by car door face towards vehicle-width direction and in a manner of capable of being slided along vehicle front-rear direction.
Downside door pocket component 21 (door pocket) is in lower side bearing door body 20a, and in door body 20a before and after vehicle
Direction guides when sliding.
In addition, sliding door 20 has from upper side bearing door body 20a and the upside door pocket component 22 that guides and branch
The central door pocket component 23 for holding the up and down direction central portion of door body 20a and guiding, but detailed description will be omitted.
Next, downside door pocket component 21 (door pocket) is described in detail.
As shown in Figure 2 to 4, downside door pocket component 21 has door pocket main body 21a, door pocket guiding piece 21b, door rail
21c and door pocket cover 21d.
Door pocket main body 21a has the prism shape of substantially rectangular triangle, and has and driven towards the side on the outside of vehicle
The box shape of mouth.Moreover, door pocket main body 21a configuration is in the front end of the sliding scale of sliding door 20.In addition, door pocket main body 21a
It is arranged to the state that the side outside vehicle penetrates through the door pocket hole 12aa of side girders inner member 12 to interior side.
Door pocket guiding piece 21b has section in the rail shapes of substantially U-shaped groove shape, with the opening portion of U-shaped groove towards vehicle outside
The mode of side configures.Moreover, door pocket guiding piece 21b and the rear end of door pocket main body 21a are continuous, along side girders inner member 12
Plate face on the outside of vehicle and be arranged to vehicle rear side.
Door pocket main body 21a is arranged in a manner of in door pocket main body 21a and door pocket guiding piece 21b in door rail 21c
On the top surface of door pocket guiding piece 21b.Moreover, door rail 21c provides the sliding scale of door body 20a, and car door master
Body 20a is slided along door rail 21c.
Door pocket cover 21d is arranged in the interior lateral plates of the door pocket hole peripheral part 12aa, surrounds from downside and supports door pocket master
Body 21a.In addition, door pocket cover 21d is made of the disk shaped part of the approximate right angle triangle of a circle bigger than door pocket main body 21a.Moreover,
The opening portion of upper surface is made to be configured floor compartment portion with the state for being accommodated with door pocket main body 21a in inside in door pocket cover 21d
Floor Ve2 covering.
That is, downside door pocket component 21 (door pocket) configures under the Ve2 of floor along side girders 10.
In other words, downside door pocket component 21 is configured along the lower edge of heel row seat side stopping port Ve1 (vehicle opening portion)
Under the Ve2 of floor.
Next, being illustrated to battery case 30.
Battery case 30 is arranged under the Ve2 of floor between left and right side girders 10 (referring to Fig. 2~Fig. 4).In addition,
Battery case 30 is the hollow box-like component in rectangular shape, to be accommodated with the state quilt of power secondary cell Ba in inside
The downside of floor Ve2 is set.
In addition, the storage object of battery case 30 is not limited to power secondary cell Ba.For example, by petrol engine
It, can also be using storage IPU in the case where the hybrid electric vehicle alternately driven with electric motor as power source
(Intelligent Power Unit: intelligent unit) is (by power secondary cell and the driving or the electricity that carry out electric motor
The electronic control unit etc. of the regenerated control of power, which concentrates on, integrally to be formed) structure, and same function and effect can be obtained.
In addition, battery case 30 has battery box cover 31, battery case side frame 32, battery case bottom 33 and battery case crossbeam 34
(referring to Fig. 3, Fig. 4).
The cover of the composition battery case 30 of battery box cover 31.
The sidewall portion of the composition battery case 30 of battery case side frame 32.
That is, battery case side frame 32 extends along vehicle front-rear direction and vehicle-width direction, it is formed rectangle frame shape
Shape.
The bottom of the composition battery case 30 of battery case bottom 33.
Battery case crossbeam 34 extends as the component reinforced battery case 30 along vehicle-width direction, and more
A battery case crossbeam 34 scattering device on vehicle front-rear direction.In addition, 1 in battery case crossbeam 34 is arranged on and downside
Position on the battery case bottom 33 of the downside overlapping of door pocket component 21.Moreover, battery case crossbeam 34 is by stamping plate-like portion
Part is constituted, and has battery case main body of cross-beam 34a and battery case beam flange portion 34b.In addition, remaining battery case crossbeam 34 is configured
Link in Chong Die with car body crossbeam Ve3 position in vehicle up and down direction, and by means of linking part 45.
Battery case main body of cross-beam 34a has section in the rail shapes of substantially U-shaped groove shape.In addition, battery case main body of cross-beam
34a has a pair of of battery case beam flange portion 34b at the U-shaped groove opening edge (referring to Fig. 2).
Prolong in the direction (vehicle front-rear direction) that a pair of of battery case beam flange portion 34b is separated to each other as joint portion
It stretches.Moreover, battery case crossbeam 34 is with upper surface of the U-shaped groove opening edge towards battery case bottom 33 of battery case main body of cross-beam 34a
State and be configured, each battery case beam flange portion 34b is engaged with battery case bottom 33.
In addition, battery case 30 is configured as: close to side girders 10 battery case side edge part 30a from below with downside door pocket portion
Part 21 is overlapped, and the position being overlapped up and down is linked by means of connection unit 40 (referring to Fig. 3, Fig. 4).
That is, battery case 30 is adjacent with downside door pocket component 21 (door pocket) in the vehicle width direction and configuration is in floor Ve2
Under, and at least part of battery case 30 is Chong Die with downside door pocket component 21 from below and links.
In other words, battery case side frame 32 on the inside of vehicle-width direction with interior reinforcer inner edge portion 16b in side girders
The bonding part that component 12 engages is adjacent, and upwardly extends in vehicle front and back.
As shown in fig. 6, connection unit 40 links battery case 30 and downside door pocket component 21, there is connection casing 41
With reinforced support 42.
Linking casing 41 (connection main body) has the cylindrical shape with ladder, is arranged on battery case crossbeam 34 and battery case
Between side frame 32.Moreover, the bore 41a and door pocket cover fixation hole 21da, battery case cap bore 31a and battery of connection casing 41
Bottom fixation hole 33a connection.
In addition, door pocket cover fixation hole 21da is the through hole opened up on the bottom surface of door pocket cover 21d, battery case cap bore 31a
It is the through hole opened up on battery box cover 31, battery case bottom fixation hole 33a is passing through of opening up on the bottom surface at battery case bottom 33
Through-hole.Alternatively, it is also possible to accompany the resin components such as the washer for vibrationproof between connection casing 41 and door pocket cover 21d.
In addition, although the connection main body of present embodiment is with the connection casing 41 of the cylindrical shape with ladder by constituting,
But it is not limited to such mode.For example, it is also possible to be set as the shaft like parts with ladder, each portion is fixed by caulking to using by shaft end
Structure, same function and effect can be obtained.
Also, the positions Chong Die with about 30 battery case of 40 pairs of the connection unit of present embodiment downside door pocket component 21 into
Joining line, but it is not limited to such structure.Such as it can also use and link at the position that vehicle-width direction is overlapped
Structure, same function and effect can be obtained.
Reinforced support 42 is made of a pair of plate-shaped component being arranged along vehicle-width direction.Also, each reinforced support 42
It copies the cylinder outer surface of connection casing 41 and is bent, clamp connection casing 41 from front and back.
In addition, the front surface or rear surface of the vehicle-width direction inner end of each reinforced support 42 and battery case crossbeam 34
Engagement.Moreover, the vehicle-width direction outboard end of each reinforced support 42 bends to L-shaped, the interior table with battery case side frame 32
Face bonding.
That is, reinforced support 42 is arranged from battery case crossbeam 34 to battery case side frame 32.
Next, being illustrated to the sequence for using connection unit 40 to be linked.
Firstly, being arranged casing 41 is linked on battery case 30 with being reinforced the state that bracket 42 clamps (referring to Fig. 3).
Next, so that bore 41a, door pocket cover fixation hole 21da, battery case cap bore 31a and the battery of connection casing 41
Bottom fixation hole 33a is overlapped and the mode being connected to configures battery case 30.
Then, so that bolt 51 is connected to each hole, and nut 52 is screwed on the end of bolt 51.
Link battery case 30 and downside door pocket component 21 in the above manner.
In addition, as shown in figure 3, nut 52 is engaged with the upper surface of door pocket cover 21d in the way of spot welding etc., to provide
The direction of nut 52.
Eliminate as a result, make when carrying out the screw operation of bolt 51 and nut 52 and after screwing door pocket main body 21a by
To the worry of damage.
In addition, the position of the engagement of nut 52 is not limited to the upper surface of door pocket cover 21d.For example, it is also possible to using by spiral shell
The structure of the following table face bonding of mother 52 and door pocket cover 21d, can obtain same function and effect.
As discussed above and constitute present embodiment sliding door vehicle automobile underbody structure 1 can obtain with
Under function and effect.
In the present embodiment, the configuration of side girders reinforcer 13 is inside the barrel shape of side girders 10 and the door pocket component of downside
A part ratio downside door pocket component 21 of the lower section of 21 (door pockets), side girders reinforcer 13 is leant out to vehicle-width direction outside.
By adopting such structure, impact load can be in the downside door pocket for being applied to sliding door 20 in side collision
Before component 21, and it is applied on side girders reinforcer 13.
Impact load can be absorbed by side girders reinforcer 13 as a result, to inhibit downside door pocket component 21 wide to vehicle
Spend the displacement on the inside of direction.
Additionally it is possible to which the rigidity of car body (side girders 10) declines caused by inhibiting because of setting downside door pocket component 21.
In the present embodiment, side girders reinforcer 13 has outer reinforcement 14 and interior reinforcer 16.In addition, outer reinforcement
14 outer reinforcement lower edge 14c is engaged with side girders inner member 12, and the outer reinforcement rising wood 14b of outer reinforcement 14 adds with interior
Strong part outer edge 16a engagement.Moreover, the interior reinforcer inner edge portion 16b of interior reinforcer 16 is engaged with side girders inner member 12.That is,
Side girders reinforcer 13 is engaged with side girders inner member 12.
By adopting such structure, the impact load being applied on side girders reinforcer 13 because of side collision can be from side
Side bar 10 is transmitted to car body.
Underside gate covers component 21 to vehicle-width direction medial displacement when thereby, it is possible to inhibit side collision.
In the present embodiment, central strength member 15 encloses the U-shaped groove opening portion of outer reinforcement 14.In addition, central
Reinforcer lower edge 15c and outer reinforcement lower edge 14c are engaged with side girders 10 together.Also, central door pocket supporting part 15ba
It is engaged together with interior reinforcer outer edge 16a with outer door pocket supporting part 14ba.
By adopting such structure, can be improved the rigidity of side girders reinforcer 13, and interior reinforcer can be utilized
To support the central door pocket supporting part 15ba under underside gate set component 21.
When thereby, it is possible to improve the load for the opening and closing along with sliding door 20 of downside door pocket component 21 with getting on or off the bus
The intensity of the load applied.
In the present embodiment, battery case 30 is configured to: battery case side frame 32 on the inside of vehicle-width direction with it is interior
The bonding part that reinforcer inner edge portion 16b and side girders inner member 12 engage is adjacent.
By adopting such structure, side collision occurs to which side girders 10 are to deforming on the inside of vehicle-width direction
When, shock loading can be transmitted in battery case side frame 32.
Thereby, it is possible to inhibit the further deformation of side girders 10.
In the present embodiment, battery case 30 on the inside of the vehicle-width direction of interior reinforcer 16 and with downside door pocket component
There is the battery case crossbeam 34 extended along vehicle-width direction, battery case crossbeam 34 is single by means of connection at the position of 21 overlappings
Member 40 and with downside door pocket component 21 link.
By adopting such structure, impact load when side collision occurs can be from side girders 10 by means of connection unit
40 and be transmitted to battery case crossbeam 34.
Thereby, it is possible to inhibit side girders 10 to deformation on the inside of vehicle-width direction.
In addition, in the present embodiment, the groove shape of each component is U-shaped groove, and but not limited to this.As long as meeting institute
It is required that intensity, rigid shape, then can also be using the various groove shapes such as V slot, W slot.
Claims (5)
1. a kind of automobile underbody structure of sliding door vehicle comprising:
Side girders have generally cylindrical shape, extend along the lower edge in vehicle opening portion and along vehicle front-rear direction；
Door pocket configures under floor along the side girders；
Battery case, it is adjacent with the door pocket in the vehicle width direction, and configure under the floor；And
Side girders reinforcer, configuration inside the barrel shape of the side girders and the lower section of the door pocket,
The side girders reinforcer is configured as its at least part and leans out than the door pocket to vehicle-width direction outside.
2. the automobile underbody structure of sliding door vehicle according to claim 1, which is characterized in that
The side girders reinforcer includes
Outer reinforcement has the rail shapes to the section of vehicle-width direction inside opening in substantially U-shaped groove shape, and U
The lower edge of word channel opening part is engaged with side girders；And
Interior reinforcer, the outer edge which has are engaged with the rising wood of the U-shaped groove opening portion of the outer reinforcement,
And the inner edge portion that the interior reinforcer has is engaged with the side girders inner member for the interior side for constituting side girders.
3. the automobile underbody structure of sliding door vehicle according to claim 2, which is characterized in that
The side girders reinforcer has central strength member, which makes the U-shaped groove opening portion of the outer reinforcement
Closing,
The central lower edge of the central strength member is engaged with the lower edge of the outer reinforcement, and is connect with the side girders
It closes,
The central rising wood of the central strength member is engaged with the outer edge of the interior reinforcer, and with the outer reinforcement
The rising wood engagement.
4. the automobile underbody structure of sliding door vehicle according to claim 2 or 3, which is characterized in that
The battery case have battery case side frame, the battery case side frame on the inside of vehicle-width direction with the interior reinforcer
The bonding part that is engaged with the side girders inner member of the inner edge portion it is adjacent, and upwardly extended in vehicle front and back.
5. according to the automobile underbody structure of sliding door vehicle described in any one in claim 2 to 4, which is characterized in that
The battery case on the inside of the vehicle-width direction of the interior reinforcer and the position Chong Die with the door pocket have along
The battery case crossbeam that vehicle-width direction extends,
The battery case crossbeam is linked by means of connection unit with the door pocket.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-141671 | 2017-07-21 | ||
| JP2017141671A JP6580094B2 (en) | 2017-07-21 | 2017-07-21 | Lower body structure of sliding door car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109278873A true CN109278873A (en) | 2019-01-29 |
| CN109278873B CN109278873B (en) | 2021-04-09 |
Family
ID=65183009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810788555.5A Active CN109278873B (en) | 2017-07-21 | 2018-07-18 | Vehicle body lower part structure of sliding door vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6580094B2 (en) |
| CN (1) | CN109278873B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114084228A (en) * | 2020-08-03 | 2022-02-25 | 现代自动车株式会社 | Battery-equipped vehicle body |
| EP4375168A1 (en) * | 2022-11-28 | 2024-05-29 | Toyota Jidosha Kabushiki Kaisha | Vehicle side portion structure |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7310622B2 (en) * | 2020-01-24 | 2023-07-19 | トヨタ自動車株式会社 | vehicle |
| WO2022124335A1 (en) * | 2020-12-08 | 2022-06-16 | 日本製鉄株式会社 | Automotive battery case and method for manufacturing same |
| CN114103609B (en) * | 2021-11-09 | 2023-04-28 | 东风汽车集团股份有限公司 | Sliding door structure with aluminum framework and carbon fiber plate |
| JP7394174B1 (en) * | 2022-06-03 | 2023-12-07 | Ｊｆｅスチール株式会社 | Vehicle side structure |
| JP7394173B1 (en) * | 2022-06-03 | 2023-12-07 | Ｊｆｅスチール株式会社 | Vehicle side structure |
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| EP0941913A1 (en) * | 1997-09-30 | 1999-09-15 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Car body structure |
| KR100282275B1 (en) * | 1997-08-30 | 2001-02-15 | 정몽규 | Automobile side seal reinforcement structure |
| JP2006327222A (en) * | 2005-05-23 | 2006-12-07 | Nissan Motor Co Ltd | Step structure for vehicle |
| CN102803051A (en) * | 2009-06-18 | 2012-11-28 | 标致·雪铁龙汽车公司 | Assembly For An Automobile Including A Floor, A Side Rail, A Crossbeam, A Mounting For A Seat Portion, And A Box For Closing The Lower Rail Of A Sliding Door, And Vehicle Comprising Such An Assembly |
| JP2013067255A (en) * | 2011-09-22 | 2013-04-18 | Nissan Motor Co Ltd | Battery pack supporting structure of electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101256859B1 (en) * | 2011-09-26 | 2013-04-22 | 현대자동차주식회사 | Lower Rail Structure of Sliding Door |
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2017
- 2017-07-21 JP JP2017141671A patent/JP6580094B2/en not_active Expired - Fee Related
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- 2018-07-18 CN CN201810788555.5A patent/CN109278873B/en active Active
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|---|---|---|---|---|
| KR100282275B1 (en) * | 1997-08-30 | 2001-02-15 | 정몽규 | Automobile side seal reinforcement structure |
| EP0941913A1 (en) * | 1997-09-30 | 1999-09-15 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Car body structure |
| JP2006327222A (en) * | 2005-05-23 | 2006-12-07 | Nissan Motor Co Ltd | Step structure for vehicle |
| CN102803051A (en) * | 2009-06-18 | 2012-11-28 | 标致·雪铁龙汽车公司 | Assembly For An Automobile Including A Floor, A Side Rail, A Crossbeam, A Mounting For A Seat Portion, And A Box For Closing The Lower Rail Of A Sliding Door, And Vehicle Comprising Such An Assembly |
| JP2013067255A (en) * | 2011-09-22 | 2013-04-18 | Nissan Motor Co Ltd | Battery pack supporting structure of electric vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114084228A (en) * | 2020-08-03 | 2022-02-25 | 现代自动车株式会社 | Battery-equipped vehicle body |
| EP4375168A1 (en) * | 2022-11-28 | 2024-05-29 | Toyota Jidosha Kabushiki Kaisha | Vehicle side portion structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109278873B (en) | 2021-04-09 |
| JP6580094B2 (en) | 2019-09-25 |
| JP2019018823A (en) | 2019-02-07 |
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