CN117104353A - For vehicle body structures and vehicles - Google Patents
For vehicle body structures and vehicles Download PDFInfo
- Publication number
- CN117104353A CN117104353A CN202311250206.5A CN202311250206A CN117104353A CN 117104353 A CN117104353 A CN 117104353A CN 202311250206 A CN202311250206 A CN 202311250206A CN 117104353 A CN117104353 A CN 117104353A
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- Prior art keywords
- threshold
- rear floor
- vehicle
- plate
- connecting plate
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- 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
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2036—Floors or bottom sub-units in connection with other superstructure subunits the subunits being side panels, sills or pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
- B60N2/015—Attaching seats directly to vehicle chassis
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The application discloses a vehicle body structure for a vehicle and the vehicle, wherein the vehicle body structure comprises: the first threshold beam and the second threshold beam are arranged at intervals in the width direction; the seat installation beam is arranged between the first threshold beam and the second threshold beam, and two ends of the seat installation beam are fixedly connected with the first threshold beam and the second threshold beam respectively; the rear floor beam is arranged between the first threshold beam and the second threshold beam, and two ends of the rear floor beam are fixedly connected with the first threshold beam and the second threshold beam respectively; wherein the seat mounting beam is provided with a seat mounting portion adapted to mount a seat, so that the rear floor cross member is adapted to be connected with the rear floor. According to the vehicle body structure, the seat mounting beam and the rear floor beam are respectively arranged between the first threshold beam and the second threshold beam, so that the floor structure in the middle of the vehicle body is omitted, the battery pack cannot serve as a main bearing structure, the overall weight and the manufacturing cost of the vehicle are reduced, and the endurance mileage of the vehicle is improved.
Description
Technical Field
The application relates to the field of vehicles, in particular to a vehicle body structure for a vehicle and the vehicle.
Background
In the related art, the traditional vehicle body structure is complex, and the rigidity and the mode of the vehicle body structure are generally improved by arranging a floor and a plurality of longitudinal beams and cross beam structures, so that the overall weight of the vehicle is overlarge, the endurance mileage of the vehicle is seriously influenced, and meanwhile, the manufacturing cost of the vehicle is greatly increased;
in addition, in some vehicles with a floor structure cancelled, a battery pack is used as a vehicle body floor, a seat mounting beam is designed on the battery pack structure, the battery pack can be used as a main bearing mechanism of a passenger cabin, and not only can the quality of a seat and passengers be born, but also the treading force of the passengers can be born, so that the strength requirement on a battery pack frame is very high, the strength of the battery pack frame required to be designed is high and complex, the manufacturing cost and the quality of the battery pack are high, the energy density of the battery pack is reduced, and the endurance mileage of the vehicle is reduced.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present application is to propose a body structure for a vehicle. According to the vehicle body structure, the seat mounting beam and the rear floor beam are respectively arranged between the first threshold beam and the second threshold beam, so that the floor structure in the middle of the vehicle body is omitted, the battery pack cannot serve as a main bearing structure, the overall weight and the manufacturing cost of the vehicle are reduced, and the endurance mileage of the vehicle is improved.
The application also provides a vehicle with the vehicle body structure.
The vehicle body structure for a vehicle according to the present application includes: a first threshold beam and a second threshold beam, the first threshold beam and the second threshold beam being disposed at an interval in a width direction; the seat installation beam is arranged between the first threshold beam and the second threshold beam, and two ends of the seat installation beam are fixedly connected with the first threshold beam and the second threshold beam respectively; the rear floor beam is arranged between the first threshold beam and the second threshold beam, and two ends of the rear floor beam are fixedly connected with the first threshold beam and the second threshold beam respectively; wherein the seat mounting beam is provided with a seat mounting portion adapted to mount a seat, so that the rear floor cross member is adapted to be connected with the rear floor.
According to the vehicle body structure, the rear floor beam and the front coaming beam are arranged between the first threshold beam and the second threshold beam, the first threshold beam, the second threshold beam, the front coaming beam and the rear floor beam jointly define the battery pack installation space, and the battery pack is fixedly and hermetically connected with the front coaming beam, the first threshold beam, the second threshold beam and the rear floor beam respectively, so that the battery pack is used as the vehicle body floor structure, the originally designed floor structure of the vehicle body structure is omitted, the overall quality of the vehicle and the manufacturing cost of the vehicle are reduced, and the endurance mileage of the vehicle is improved. In addition, still be provided with the seat installation roof beam between first threshold roof beam and the second threshold roof beam, seat installation roof beam is at width direction's both ends respectively with first threshold roof beam and second threshold roof beam looks fixed connection, the power that receives on the seat crossbeam can even transmit to first threshold roof beam and second threshold roof beam for first threshold roof beam and second threshold roof beam can become the main force-bearing mechanism of vehicle seat and crew member, and the battery package is not being as main force-bearing mechanism, and the comparatively simple that makes battery package frame construction can design has reduced the quality and the manufacturing cost of battery package, thereby reduced the overall quality of vehicle and the manufacturing cost of vehicle, improved the continuation of journey mileage of vehicle.
According to some embodiments of the application, the rear floor cross member comprises: a rear floor cross member body on which a lap joint portion extending toward the rear of the vehicle is formed, the lap joint portion being adapted to be connected with the rear floor; the first connecting plate and the second connecting plate, the first connecting plate with the second connecting plate set up respectively in the both ends of rear floor crossbeam body, the first connecting plate with the second connecting plate is suitable for being connected and is the contained angle setting with first threshold roof beam and second threshold roof beam.
According to some embodiments of the application, the overlap portion tapers in width in a direction towards the rear floor, the top or bottom of the overlap portion being formed with a first overlap surface adapted to connect with the rear floor.
According to some embodiments of the application, the rear floor cross member body is formed with a first reinforcing rib extending in a width direction.
According to some embodiments of the application, the first and second connection plates have a width gradually decreasing in a direction away from the rear floor, and triangular reinforcing ribs are formed on the first and second connection plates, respectively.
According to some embodiments of the application, the first and second connection plates are formed with a first and a second overlap edge at the sides facing away from each other, adapted to be matingly connected with the first and second sill beams, the first and second overlap edges being formed with a reinforcing step, respectively.
According to some embodiments of the application, the first and second threshold beams are formed with first and second lap plates extending toward each other, respectively, at one side thereof, and both ends of the seat mounting beam are fixed to the first and second lap plates, respectively, which are formed with sealing surfaces adapted to mate with a battery.
According to some embodiments of the application, the vehicle body structure further includes: the first reinforcing plate and the second reinforcing plate are respectively arranged on the bottom surfaces of the two ends of the seat mounting beam and are respectively connected with the first lapping plate and the second lapping plate; the third reinforcing plate and the fourth reinforcing plate are respectively arranged on the top surfaces of the two ends of the seat mounting beam; wherein the first reinforcement plate is connected to the third reinforcement plate and surrounds at least a portion of the outer periphery of one end of the seat mounting beam; the second reinforcing plate is connected with the fourth reinforcing plate and surrounds at least part of the periphery of one end of the seat mounting beam.
According to some embodiments of the application, the cross-section of the seat mounting beam is configured as an annular closed cross-section.
According to some embodiments of the application, the vehicle body structure further includes: the first reinforcing support and the second reinforcing support are respectively arranged on one side, deviating from each other, of the first threshold beam and the second threshold beam, and an inner lining plate extending in the width direction of the vehicle is respectively formed inside the first reinforcing support and the second reinforcing support.
The vehicle according to the present application is briefly described below.
The vehicle according to the application is provided with the vehicle body structure according to any one of the embodiments, and because the vehicle according to the application is provided with the vehicle body structure according to any one of the embodiments, the whole vehicle according to the application has smaller weight, the manufacturing cost of the vehicle is lower, and the endurance mileage of the vehicle is improved.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic structural view of a vehicle body structure according to one embodiment of the application;
FIG. 2 is a schematic view of a mid-body structure according to one embodiment of the application;
FIG. 3 is a schematic view of the structure of a rear floor cross member according to one embodiment of the application;
FIG. 4 is a schematic cross-sectional view of one of the seat mounting beams according to one embodiment of the application;
FIG. 5 is a schematic cross-sectional view of another seat mounting beam in accordance with an embodiment of the application;
FIG. 6 is a mating view of a first reinforcing brace with an interior lining according to one embodiment of the present application;
FIG. 7 is a cross-sectional view of a first reinforcing brace mated with an interior lining in accordance with one embodiment of the present application;
FIG. 8 is a schematic view of a first splice plate according to one embodiment of the present application;
FIG. 9 is a schematic illustration of the mating of a first strap with a first stiffener in accordance with one embodiment of the present application;
fig. 10 is a schematic view of the engagement of one end of a seat mounting beam with a first threshold in accordance with one embodiment of the application.
Reference numerals:
a vehicle body structure 100;
a first threshold beam 1, a first lap plate 11, a first reinforcing bracket 12;
a second rocker beam 2, a second lap plate 21, and a second reinforcing bracket 22;
the rear floor cross member 3, the rear floor cross member body 31, the first connecting plate 32, the second connecting plate 33, the lap joint portion 34, the first reinforcing rib 35, the triangular reinforcing rib 36, the second lap joint edge 37 and the reinforcing step 38;
a seat mounting beam 4, a seat mounting portion 40, a first reinforcing plate 41, a second reinforcing plate 42, a third reinforcing plate 43, and a fourth reinforcing plate 44;
the inner liner 101, the sealing surface 102, the step surface 103, the first side 104, and the second side 105.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the related art, the traditional vehicle body structure is complex, and the rigidity and the mode of the vehicle body structure are generally improved by arranging a floor and a plurality of longitudinal beams and cross beam structures, so that the overall weight of the vehicle is overlarge, the endurance mileage of the vehicle is seriously influenced, and meanwhile, the manufacturing cost of the vehicle is greatly increased;
in addition, in some vehicles with a floor structure cancelled, a battery pack is used as a vehicle body floor, a seat mounting beam is designed on the battery pack structure, the battery pack can be used as a main bearing mechanism of a passenger cabin, and not only can the quality of a seat and passengers be born, but also the treading force of the passengers can be born, so that the strength requirement on a battery pack frame is very high, the strength of the battery pack frame required to be designed is high and complex, the manufacturing cost and the quality of the battery pack are high, the energy density of the battery pack is reduced, and the endurance mileage of the vehicle is reduced.
A body structure for a vehicle according to an embodiment of the present application is described below with reference to fig. 1 to 10.
The body structure 100 for a vehicle according to the present application includes: a first threshold beam 1, a second threshold beam 2, a seat mounting beam 4, and a rear floor cross member 3, the first threshold beam 1 and the second threshold beam 2 being arranged at an interval in the width direction; the seat mounting beam 4 is arranged between the first threshold beam 1 and the second threshold beam 2, and two ends of the seat mounting beam are fixedly connected with the first threshold beam 1 and the second threshold beam 2 respectively; the rear floor cross beam 3 is arranged between the first threshold beam 1 and the second threshold beam 2, and two ends of the rear floor cross beam are fixedly connected with the first threshold beam 1 and the second threshold beam 2 respectively; wherein the seat mounting beam 4 is provided with a seat mounting portion adapted to mount a seat, so that the rear floor cross member 3 is adapted to be connected with the rear floor.
In some embodiments, the vehicle body structure 100 of the present application is composed of a first threshold beam 1, a second threshold beam 2, a seat mounting beam 4 and a rear floor beam 3, the first threshold beam 1 and the second threshold beam 2 extend along the longitudinal direction of the vehicle body, the first threshold beam 1 and the second threshold beam 2 are arranged at intervals in the longitudinal direction of the vehicle body, a certain assembly space is formed between the first threshold beam 1 and the second threshold beam 2 for assembling other parts on the vehicle body, a front floor beam is arranged between one end of the first threshold beam 1 in the longitudinal direction and one end of the second threshold beam 2 in the longitudinal direction, a rear floor beam 3 is arranged between the other end of the first threshold beam 1 in the longitudinal direction and the other end of the second threshold beam 2 in the longitudinal direction, the rear floor beam 3 extends along the longitudinal direction of the vehicle body, and both ends of the rear floor beam 3 in the width direction are respectively connected with the first threshold beam 1 and the second threshold beam 2, the stability of the connection between the rear floor beam 3 and the first threshold beam 1 and the second threshold beam 2 is improved, the battery is improved, the front floor beam 1 and the second threshold beam 2 is manufactured, the front floor beam is mounted and the front floor beam is moved out of the vehicle body structure, the front floor beam is sealed, the front floor beam is moved from the front floor beam, and the front floor beam is moved from the front floor beam is moved to the front floor, and the front floor beam is moved from the front floor.
In addition, a seat mounting beam 4 is further arranged between the first threshold beam 1 and the second threshold beam 2, the seat mounting beam 4 extends along the width direction of the vehicle body, a seat mounting part 40 is arranged on the seat mounting beam 4 and is matched with a vehicle seat, so that the seat is fixed on the seat mounting beam 4, and compared with the traditional vehicle in which the seat mounting beam 4 is arranged on the top surface of a battery pack, the application has the advantages that the two ends of the seat mounting beam 4 in the width direction are respectively fixedly connected with the first threshold beam 1 and the second threshold beam 2, the force born on the seat cross beam can be transmitted to the first threshold beam 1 and the second threshold beam 2, the first threshold beam 1 and the second threshold beam 2 can become main bearing mechanisms of a vehicle seat and a crew member, the battery pack is not used as the main bearing mechanism, the frame structure of the battery pack can be designed more simply, the quality and the manufacturing cost of the battery pack are reduced, the whole quality of the vehicle and the manufacturing cost of the vehicle are reduced, and the endurance mileage of the vehicle is improved.
According to the vehicle body structure 100, the rear floor beam 3 and the front coaming beam are arranged between the first threshold beam 1 and the second threshold beam 2, the first threshold beam 1, the second threshold beam 2, the front coaming beam and the rear floor beam 3 jointly define a battery pack installation space, and the battery pack is fixedly and hermetically connected with the front coaming beam, the first threshold beam 1, the second threshold beam 2 and the rear floor beam 3 respectively, so that the battery pack is used as a vehicle body floor structure, the originally designed floor structure of the vehicle body structure 100 is omitted, the overall quality of a vehicle and the manufacturing cost of the vehicle are reduced, and the cruising mileage of the vehicle is improved. In addition, still be provided with seat installation roof beam 4 between first threshold roof beam 1 and the second threshold roof beam 2, seat installation roof beam 4 is in width direction's both ends respectively with first threshold roof beam 1 and second threshold roof beam 2 looks fixed connection, the power that receives on the seat crossbeam can even transmit to first threshold roof beam 1 and second threshold roof beam 2 for first threshold roof beam 1 and second threshold roof beam 2 can become the main force-bearing mechanism of vehicle seat and crew member, the battery package is not being regarded as main force-bearing machine enough, make the comparatively simple that the battery package frame construction can be designed, quality and manufacturing cost of battery package have been reduced, thereby reduced the overall quality of vehicle and the manufacturing cost of vehicle, the continuation of journey mileage of vehicle has been improved.
According to some embodiments of the application, the rear floor cross member 3 comprises: a rear floor cross member body 31, a first connecting plate 32, and a second connecting plate 33, on which a lap joint portion extending toward the rear of the vehicle is formed; the first connecting plate 32 and the second connecting plate 33 are respectively arranged at two ends of the rear floor cross beam body 31, and the first connecting plate 32 and the second connecting plate 33 are suitable for being connected with the first threshold beam 1 and the second threshold beam 2 and are arranged at an included angle.
In some embodiments, the rear floor cross member 3 is composed of a rear floor cross member body 31, a first connecting plate 32 and a second connecting plate 33, the rear floor cross member body 31 can be connected with the rear floor, connection of the rear floor cross member 3 and the rear floor is achieved, the rear floor cross member body 31 can be fixedly connected with a battery pack, connection of the battery pack and the vehicle body structure 100 is achieved, the first connecting plate 32 is arranged at one end of the rear floor cross member body 31 in the vehicle body width direction, the second connecting plate 33 is arranged at the other end of the rear floor cross member body 31 in the vehicle body width direction, the first connecting plate 32 can be connected with the first threshold beam 1, the second connecting plate 33 can be connected with the second threshold beam 2, connection of the rear floor cross member 3, the rear floor and the first threshold beam 1 and the second threshold beam 2 is achieved, a lap joint part 34 extending towards the rear floor is formed on the rear floor cross member 31, the lap joint part 34 can be attached to the periphery of the rear floor, the connection area between the rear floor cross member 3 and the rear floor is increased, stability of the connection between the rear floor cross member 3 and the rear floor is improved, and the reliability of the rear floor is improved, and the rear floor can be quickly and the reliability of the rear floor can be transferred to the rear floor cross member 3 is improved, and the lap joint force can be quickly transferred by the lap joint part is guaranteed.
According to some embodiments of the present application, the width of the overlapping portion 34 gradually decreases in the direction toward the rear floor, the top or bottom of the overlapping portion 34 is formed with a first overlapping surface adapted to be connected to the rear floor, the first overlapping surface is attached to the rear floor, the connection area between the rear floor cross member 3 and the rear floor is increased, the stability and reliability of the connection between the rear floor cross member 3 and the rear floor are improved, and at the same time, the force applied to the rear floor cross member 3 can be rapidly and uniformly transferred from the first overlapping surface to the rear floor, and the bearing capacity of the rear floor cross member 3 is improved.
According to some embodiments of the present application, the rear floor cross member body 31 is formed with first reinforcing ribs 35 extending in the width direction.
The back floor crossbeam body 31 is provided with the first strengthening rib 35, first strengthening rib 35 extends along the automobile body width direction, and first strengthening rib 35 can be constructed as many, first strengthening rib 35 can be under the condition of not increasing back floor crossbeam body 31 overall thickness, strengthen back floor crossbeam body 31's structural strength and rigidity, save material quantity when improving back floor crossbeam body 31 self reliability, reduce weight, manufacturing cost has been reduced, simultaneously, first strengthening rib 35 still extends to the kink of back floor crossbeam body 31, when back floor crossbeam body 31 receives external load effect, the kink of back floor crossbeam body 31 is easy stress concentration, first strengthening rib 35 can improve the bending resistance of back floor crossbeam body 31 kink, reduce stress concentration, strengthen back floor crossbeam body 31 kink's structural rigidity and intensity, effectively prevent back floor crossbeam body 31 kink or produce the deformation of great range, stability and reliability in the vehicle operation have been improved.
According to some embodiments of the present application, the first and second connection plates 32 and 33 gradually decrease in width in a direction away from the rear floor, and triangular reinforcing ribs 36 are formed on the first and second connection plates 32 and 33, respectively.
The width of the first connecting plate 32 in the direction away from the rear floor beam body 31 is gradually reduced from the connecting position of the first connecting plate 32 and the rear floor beam body 31, the width of the second connecting plate 33 in the direction away from the rear floor beam body 31 is gradually reduced from the connecting position of the second connecting plate 33 and the rear floor beam body 31, triangular reinforcing ribs 36 are respectively arranged inside the first connecting plate 32 and the second connecting plate 33, the triangular reinforcing ribs 36 protrude in the direction away from the battery pack, the triangular reinforcing ribs 36 can enhance the structural strength and rigidity of the whole first connecting plate 32 and the whole second connecting plate 33 under the condition that the whole thickness of the first connecting plate 32 and the second connecting plate 33 is not added, meanwhile, the material consumption can be saved, the weight is reduced, the manufacturing cost is reduced, and the triangular reinforcing ribs 36 can also promote the local rigidity of the connecting position of the first connecting plate 32, the second connecting plate 33 and the rear floor beam body 31, and the stability and reliability of the connection of the first connecting plate 32, the second connecting plate 33 and the rear floor beam body 31 are improved.
In some embodiments, the first connection plate 32, the second connection plate 33 and the rear floor beam body 31 may be configured as an integrally formed part, on one hand, the first connection plate 32, the second connection plate 33 and the rear floor beam body 31 may be manufactured by the same mold, so that the modulus of opening is reduced, the manufacturing cost is reduced, on the other hand, the assembly difficulty is reduced, the assembly efficiency is improved, and meanwhile, the rear floor beam is convenient to clean and maintain.
According to some embodiments of the application, the first connecting plate 32 and the second connecting plate 33 are formed with a first and a second overlap edge 37 on the sides facing away from each other, which are adapted to be in mating connection with the first and the second sill beam 1, 2, respectively, the first and the second overlap edge 37 being formed with a reinforcement step 38.
The first connecting plate 32 is formed with a first joint edge on the side facing the first threshold beam 1, the second connecting plate 33 is formed with a second joint edge 37 on the side facing the second threshold beam 2, the first joint edge and the second joint plate 21 edge extend along the vehicle length direction respectively, at least part of the outer periphery of the first threshold beam 1 is attached, at least part of the outer periphery of the second joint edge 37 and the second threshold beam 2 is attached, connection between the rear floor cross beam and the first threshold beam 1 and the second threshold beam 2 is achieved, when the rear floor cross beam is subjected to force, the force is conducted to the first joint edge and the second joint edge 37 through the first connecting plate 32 and the second connecting plate 33, and because the contact area between the rear floor cross beam and the first threshold beam 1 and the second threshold beam 2 is increased by the first joint edge and the second joint edge 37, the force can be uniformly and rapidly transferred to the second threshold beam 1 and the second threshold beam 2, the load bearing capacity between the rear floor cross beam and the first threshold beam 2 is ensured, and the load bearing capacity between the rear floor cross beam and the first threshold beam 2 is improved.
The reinforcing steps 38 protruding toward the direction away from the battery pack are formed on at least part of the outer circumferences of the first and second overlap edges 37, and the reinforcing steps 38 can improve the local strength and rigidity of the first and second overlap edges 37, effectively preventing the first and second overlap edges 37 from being broken by force, so as to ensure the stability and reliability of the connection between the first and second overlap edges 37 and the first and second threshold beams 1 and 2.
According to some embodiments of the present application, the first and second threshold beams 1 and 2 are formed with first and second lap plates 11 and 21, respectively, extending toward each other at the sides thereof facing each other, and both ends of the seat mounting beam 4 are fixed to the first and second lap plates 11 and 21, respectively, and the first and second lap plates 11 and 21 are formed with sealing surfaces 102 adapted to be fitted to the battery pack.
In some embodiments, the first threshold beam 1 is formed with the first lap plate 11 on one side in the width direction, the second threshold beam 2 is formed with the second lap plate 21 on one side in the width direction, the first lap plate 11 and the second lap plate 21 can improve the overall structural strength and rigidity of the first threshold beam 1 and the second threshold beam 2, the first lap plate 11 and the second lap plate 21 are arranged opposite to each other, the first lap plate 11 is respectively formed with the first edge 104 and the second edge 105 on two sides in the height direction, the second lap plate 21 is respectively formed with the third edge and the fourth edge on two sides in the height direction, the first edge 104 and the third edge are arranged opposite to each other and extend towards each other, the second edge 105 and the fourth edge are arranged opposite to each other and extend towards each other, the first edge 104 and the third edge are respectively formed with the step faces 103 matched with the seat mounting beams 4 with different structures, two ends of the seat mounting beams 4 are respectively fixedly connected with the step faces 103 formed on the first edge 104 and the third edge, the seat mounting beams 4 are connected with the first threshold beam 1 and the second edge 2, the second edge 104 and the fourth edge 105 are respectively formed with the battery sealing face 102, the sealing face 102 is connected with the battery is covered with the sealing face 102.
According to some embodiments of the present application, the vehicle body structure 100 further includes: the first reinforcing plate 41, the second reinforcing plate 42, the third reinforcing plate 43 and the fourth reinforcing plate 44, the first reinforcing plate 41 and the second reinforcing plate 42 being respectively provided on the bottom surfaces of both ends of the seat mounting beam 4 and respectively connected to the first lap plate 11 and the second lap plate 21; the third reinforcing plate 43 and the fourth reinforcing plate 44 are respectively provided on the top surfaces of both ends of the seat mounting beam 4; wherein the first reinforcing plate 41 is connected to the third reinforcing plate 43 and surrounds at least part of the outer periphery of one end of the seat mounting beam 4; the second reinforcement plate 42 is connected to the fourth reinforcement plate 44 and surrounds at least a portion of the outer periphery of one end of the seat mounting beam 4.
In some embodiments, the first reinforcing plate 41, the second reinforcing plate 42, the third reinforcing plate 43 and the fourth reinforcing plate 44 are further disposed in the vehicle body structure 100, the first reinforcing plate 41 and the second reinforcing plate 42 are disposed on the bottom surfaces of the two ends of the seat mounting beam 4, respectively, the first reinforcing plate 41 is welded to the first edge 104, the second reinforcing plate 42 is welded to the second edge 105, and the first reinforcing plate 41 and the second reinforcing plate 42 increase the contact area between the two ends of the seat mounting beam 4 and the first and second threshold beams 1 and 2, thereby improving the stability and reliability of the connection between the seat mounting beam 4 and the first and second threshold beams 2. The third reinforcing plate 43 and the fourth reinforcing plate 44 are respectively arranged around at least part of the periphery of the top surfaces of the two ends of the seat mounting beam 4, and the two ends of the third reinforcing plate 43 and the fourth reinforcing plate 44 are respectively welded with the first lapping plate 11 and the second lapping plate 21, so that the reliability and stability of the connection between the seat mounting beam 4 and the first threshold beam 1 and the second threshold beam 2 are further improved, and the structural strength and rigidity of the two ends of the seat mounting beam 4 are jointly improved by the first reinforcing plate 41, the second reinforcing plate 42, the third reinforcing plate 43 and the fourth reinforcing plate 44, and the bearing capacity of the seat mounting beam 4 is improved.
According to some embodiments of the application, the cross-section of the seat mounting beam 4 is configured as an annular closed cross-section.
In some embodiments, the seat mounting beams 4 may be configured in multiple numbers, wherein one of the seat mounting beams 4 may have a rectangular cross-sectional area, and the rectangular seat mounting beam 4 is capable of effectively distributing and taking up external forces, maintaining structural stability and rigidity when the seat mounting beam 4 is loaded. The rectangular section seat mounting beam 4 generally adopts a light design principle, and the structural shape and the material selection are optimized, so that the weight of the seat mounting beam 4 is reduced as much as possible on the premise of keeping enough rigidity and strength, and the manufacturing cost is reduced, wherein the cross section area of the other seat mounting beam 4 is two rectangles parallel to each other, and the middle is connected through a short side.
According to some embodiments of the present application, the vehicle body structure 100 further includes: the first reinforcing bracket 12 and the second reinforcing bracket 22 are provided on the sides of the first rocker 1 and the second rocker 2 facing away from each other, respectively, and an inner liner extending in the vehicle width direction is formed inside the first reinforcing bracket 12 and the second reinforcing bracket 22, respectively.
In some embodiments, the first reinforcement bracket 12 is disposed in a side of the first rocker 1 facing away from the first lap plate 11, the second reinforcement bracket 22 is disposed in a side of the second rocker 2 facing away from the second lap plate 21, the first reinforcement bracket 12 and the second reinforcement bracket 22 extend along the vehicle length direction, respectively, the first reinforcement bracket 12 and the second reinforcement bracket 22 can reinforce the structural strength and rigidity of the first rocker 1 and the second rocker 2, so that the first rocker 1 and the second rocker 2 can withstand a larger force, the inner liner 101 is further disposed in the interior between the first reinforcement bracket 12 and the second reinforcement, the inner liner 101 extends along the vehicle width direction, and the top surface of the inner liner 101 protrudes beyond the first reinforcement bracket 12 and the second reinforcement bracket 22, when the vehicle body side is impacted, the impact force is borne by the inner liner 101, and the attenuated impact force is transmitted to the first rocker 1 and the second rocker 2 by the inner liner 101, thereby improving the collision performance of the vehicle body.
The vehicle according to the present application is briefly described below.
The vehicle according to the present application is provided with the vehicle body structure 100 according to any one of the above embodiments, and since the vehicle according to the present application is provided with the vehicle body structure 100 according to any one of the above embodiments, the entire vehicle according to the present application has a small weight, and the manufacturing cost of the vehicle is low, while also improving the range of the vehicle.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
In the description of the application, a "first feature" or "second feature" may include one or more of such features.
In the description of the present application, "plurality" means two or more.
In the description of the application, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.
In the description of the application, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (11)
1. A body structure for a vehicle, characterized by comprising:
a first threshold beam (1) and a second threshold beam (2), the first threshold beam (1) and the second threshold beam (2) being arranged at intervals in the width direction;
the seat installation beam (4) is arranged between the first threshold beam (1) and the second threshold beam (2), and two ends of the seat installation beam (4) are fixedly connected with the first threshold beam (1) and the second threshold beam (2) respectively;
the rear floor cross beam (3), the rear floor cross beam (3) is arranged between the first threshold beam (1) and the second threshold beam (2) and two ends of the rear floor cross beam are fixedly connected with the first threshold beam (1) and the second threshold beam (2) respectively; wherein the method comprises the steps of
The seat mounting beam (4) is provided with a seat mounting part (40) suitable for mounting a seat, and the rear floor cross beam (3) is suitable for being connected with a rear floor.
2. The body structure for a vehicle according to claim 1, characterized in that the rear floor cross member (3) includes:
a rear floor cross member body (31), the rear floor cross member body (31) being formed with a lap portion (34) extending toward the rear of the vehicle, the lap portion (34) being adapted to be connected with the rear floor;
the novel floor beam comprises a first connecting plate (32) and a second connecting plate (33), wherein the first connecting plate (32) and the second connecting plate (33) are respectively arranged at two ends of a rear floor beam body (31), and the first connecting plate (32) and the second connecting plate (33) are suitable for being connected with a first threshold beam (1) and a second threshold beam (2) and are arranged at an included angle.
3. The body structure for a vehicle according to claim 2, characterized in that the lap portion (34) gradually decreases in width in a direction toward the rear floor, and a top or bottom of the lap portion (34) is formed with a first lap surface adapted to be connected with the rear floor.
4. A body structure for a vehicle according to claim 3, characterized in that the rear floor cross member body (31) is formed with a first reinforcing rib (35) extending in a width direction.
5. The vehicle body structure for a vehicle according to claim 2, wherein the first connecting plate (32) and the second connecting plate (33) gradually decrease in width in a direction away from the rear floor, and triangular reinforcing ribs (36) are formed on the first connecting plate (32) and the second connecting plate (33), respectively.
6. The body structure for a vehicle according to claim 5, characterized in that the first connecting plate (32) and the second connecting plate (33) are formed with a first and a second overlap edge (37) on the sides facing away from each other, which are adapted to be connected with the first and the second sill beam (1, 2) in a mating manner, the first and the second overlap edge (37) being formed with a reinforcing step (38), respectively.
7. The vehicle body structure for a vehicle according to claim 1, characterized in that a first lap plate (11) and a second lap plate (21) extending toward each other are formed on the sides of the first and second rocker beams (1, 2) toward each other, respectively, both ends of the seat mounting beam (4) are fixed to the first and second lap plates (11, 21), respectively, and sealing surfaces (102) adapted to mate with a battery are formed on the first and second lap plates (11, 21).
8. The vehicle body structure for a vehicle according to claim 7, characterized by further comprising:
a first reinforcing plate (41) and a second reinforcing plate (42), wherein the first reinforcing plate (41) and the second reinforcing plate (42) are respectively arranged on the bottom surfaces of two ends of the seat mounting beam (4) and are respectively connected with the first lapping plate (11) and the second lapping plate (21);
a third reinforcing plate (43) and a fourth reinforcing plate (44), the third reinforcing plate (43) and the fourth reinforcing plate (44) being respectively provided on top surfaces of both ends of the seat mounting beam (4); wherein the method comprises the steps of
The first reinforcing plate (41) is connected with the third reinforcing plate (43) and surrounds at least part of the periphery of one end of the seat mounting beam (4);
the second reinforcement plate (42) is connected to the fourth reinforcement plate (44) and surrounds at least part of the outer periphery of one end of the seat mounting beam (4).
9. The body structure for a vehicle according to claim 1, characterized in that the cross-section of the seat mounting beam (4) is configured as an annular closed cross-section.
10. The body structure for a vehicle according to claim 1, characterized by further comprising:
first reinforcement support (12) and second reinforcement support (22), first reinforcement support (12) with second reinforcement support (22) set up respectively in first threshold beam (1) with second threshold beam (2) deviate from each other one side, first reinforcement support (12) with second reinforcement support (22) inside be formed with respectively the inside welt that extends in vehicle width direction.
11. A vehicle comprising the vehicle body structure according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311250206.5A CN117104353A (en) | 2023-09-25 | 2023-09-25 | For vehicle body structures and vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311250206.5A CN117104353A (en) | 2023-09-25 | 2023-09-25 | For vehicle body structures and vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117104353A true CN117104353A (en) | 2023-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311250206.5A Pending CN117104353A (en) | 2023-09-25 | 2023-09-25 | For vehicle body structures and vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117104353A (en) |
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| CN118494154A (en) * | 2024-07-19 | 2024-08-16 | 比亚迪股份有限公司 | Battery pack assembly, body floor frame assembly and vehicle |
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