CN212685744U - Front floor assembly - Google Patents
Front floor assembly Download PDFInfo
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- CN212685744U CN212685744U CN202021431131.2U CN202021431131U CN212685744U CN 212685744 U CN212685744 U CN 212685744U CN 202021431131 U CN202021431131 U CN 202021431131U CN 212685744 U CN212685744 U CN 212685744U
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Abstract
The utility model discloses a front floor assembly, be fixed in including preceding floor body and two laminar respectively the last frame assembly and the underframe assembly of preceding floor body upper surface and lower surface, preceding floor body sets up left floor, right floor at the left and right sides including the symmetry, left side floor with the centre on right side floor is by preceding vertically being provided with central channel anterior segment and spare tyre cabin apron subassembly to the back, preceding floor body is in the rear of central channel anterior segment corresponds position department integrated into one piece formula and is fixed with the space is placed to sunken spare tyre, spare tyre cabin apron subassembly is "native" font structure. The utility model discloses a regional NVH performance in front floor of simple structure, the regional space utilization in front floor, promotion collision security performance and promotion before improving of front floor assembly structure.
Description
Technical Field
The utility model relates to an automobile body technical field especially relates to a front floor assembly.
Background
In the prior art, a front floor assembly of an automobile is provided with a complete central channel 1 as shown in fig. 1 and fig. 2, and the central channel 1 penetrates from a front wall plate to a rear lower body, so that the front floor assembly has no space for placing a spare tire, and the middle part of the front floor assembly has no large-range sinking structure; the upper surface of the front floor is not provided with a longitudinal beam structure which penetrates through the front wall plate and the rear lower vehicle body; the front floor longitudinal beam 2 on the lower surface of the front floor is not connected with the rear crossbeam 4 to form a complete longitudinal beam structure; the lower floor surface is free of lower cross members. Therefore, the prior art front floor assembly has the following defects: when a vehicle collides, a longitudinal beam force transmission channel is incomplete, and the joint of the front floor longitudinal beam 2 and the rear longitudinal beam 4 is easily bent, so that an engine compartment is turned and tilted upwards, and the safety of a passenger compartment is further influenced; the exhaust system 3 is only arranged below the front floor, so that the space utilization rate is low; front floor assembly area NVH performance is poor.
Disclosure of Invention
The utility model relates to a solve among the prior art not enough and accomplish, the utility model aims at providing a simple structure, improve the front floor regional space utilization, promote the collision security performance and promote the front floor assembly of the regional NVH performance of front floor.
The utility model discloses a front floor assembly, be fixed in including front floor body and two laminar types respectively the last frame assembly and the underframe assembly of front floor body upper surface and lower surface, the front portion of going up the frame assembly is fixed with preceding two-layer type of bounding wall, the left and right sides of going up the frame assembly is fixed with threshold inner panel two-layer type respectively, both sides are fixed with preceding girder and back girder two-layer type respectively around the underframe assembly, both sides are fixed with preceding bounding wall and back floor two-layer type respectively around the front floor body, the left and right sides of front floor body is fixed with the threshold inner panel two-layer type of the left and right sides respectively, front floor body sets up left floor, right floor at the left and right sides including the symmetry, left side floor with the centre on right side floor is vertically provided with central channel anterior segment and spare tyre cabin apron subassembly by preceding to the back, front floor body is in the rear of central channel anterior segment corresponds position department integrated into one piece formula and is fixed with sunken The spare tire cabin cover plate assembly is detachably fixed at the front part above the spare tire containing space and comprises a spare tire cabin cover plate body, a central channel rear section, a left seat mounting plate, a right seat mounting plate and a rear end cross beam, wherein the central channel rear section, the left seat mounting plate, the right seat mounting plate and the rear end cross beam are fixed above the spare tire cabin cover plate body, the front part of the central channel rear section is detachably fixed with the rear part of the central channel front section, the left seat mounting plate and the right seat mounting plate are bilaterally and symmetrically fixed at the left side and the right side of the middle part of the central channel rear section, the inner sides of the left seat mounting plate and the right seat mounting plate are fixed with the central channel rear section in a two-layer mode, the outer sides of the left seat mounting plate and the right seat mounting plate are detachably fixed with the left floor and the right floor respectively, and the middle part of the rear end cross beam, the left side and the right side of the rear end cross beam are detachably fixed with the left floor and the right floor respectively.
The utility model discloses a preceding floor assembly can also be:
the left seat mounting plate and the right seat mounting plate are respectively fixed with an inner seat reinforcing plate in a two-layer mode, and the front inner foot of the seat passes through the inner seat reinforcing plate and is detachably fixed with the left seat mounting plate and the right seat mounting plate.
The left and right symmetrical two-layer type seat mounting bracket is fixed on the rear end cross beam, and the rear leg of the seat passes through the inner seat mounting bracket and the rear end cross beam and is detachably fixed.
The upper frame assembly comprises longitudinally symmetrical upper longitudinal beam components which are fixed on the left side and the right side of the spare tire placing space in a two-layer mode, the front portion of each upper longitudinal beam component is fixed with the front wall plate in a two-layer mode, and the rear portion of each upper longitudinal beam component is fixed with the inner plate of the threshold in a two-layer mode.
The outer side of the upper longitudinal beam assembly is provided with an outer seat support, the inner side of the outer seat support is fixed with the upper longitudinal beam assembly in a two-layer mode, the outer side of the outer seat support is fixed with the inner plate of the threshold in a two-layer mode, the bottom of the outer seat support is fixed with the front floor body in a two-layer mode, and the outer rear foot of the seat is detachably fixed with the outer seat support.
The outer side of the middle of the upper longitudinal beam assembly is provided with an outer seat reinforcing plate, the inner side of the outer seat reinforcing plate is fixed with the upper longitudinal beam assembly in a two-layer mode, the outer side of the outer seat reinforcing plate is fixed with the inner doorsill plate in the corresponding position in a two-layer mode, the bottom of the outer seat reinforcing plate is fixed with the front floor body in a two-layer mode, and the front foot of the outer side of the seat is detachably fixed with the outer seat reinforcing plate.
The lower frame assembly comprises lower longitudinal beam assemblies which are positioned on the left side and the right side of the spare tire placing space and are respectively fixed on the lower surface of the front floor body in a two-layer mode, the front parts of the lower longitudinal beam assemblies are fixed with the front girders in a two-layer mode, and the rear parts of the lower longitudinal beam assemblies are fixed with the rear girders in a two-layer mode.
The outer side of the lower longitudinal beam assembly is provided with at least one first fixing piece, and the left end and the right end of each first fixing piece are respectively fixed with the lower longitudinal beam assembly and the corresponding doorsill inner plates on the left side and the right side in a two-layer mode.
The lower frame assembly further comprises a first lower cross beam component which is located at a position corresponding to the front side of the spare tire placing space and fixed on the lower surface of the front floor body in a two-layer mode, and the left end and the right end of the first lower cross beam component are respectively fixed with the lower longitudinal beam components on the left side and the right side in a two-layer mode.
The lower frame assembly further comprises a second lower cross beam component which is located at a corresponding position below the spare tire placing space and fixed on the lower surface of the front floor body in a two-layer mode, and the left end and the right end of the second lower cross beam component are fixed with the lower longitudinal beam components on the left side and the right side in a two-layer mode respectively.
The utility model discloses a front floor assembly, be fixed in including front floor body and two laminar types respectively the last frame assembly and the underframe assembly of front floor body upper surface and lower surface, the front portion of going up the frame assembly is fixed with preceding two-layer type of bounding wall, the left and right sides of going up the frame assembly is fixed with threshold inner panel two-layer type respectively, both sides are fixed with preceding girder and back girder two-layer type respectively around the underframe assembly, both sides are fixed with preceding bounding wall and back floor two-layer type respectively around the front floor body, the left and right sides of front floor body is fixed with the threshold inner panel two-layer type of the left and right sides respectively, front floor body sets up left floor, right floor at the left and right sides including the symmetry, left side floor with the centre on right side floor is vertically provided with central channel anterior segment and spare tyre cabin apron subassembly by preceding to the back, front floor body is in the rear of central channel anterior segment corresponds position department integrated into one piece formula and is fixed with sunken The spare tire cabin cover plate assembly is detachably fixed at the front part above the spare tire containing space and comprises a spare tire cabin cover plate body, a central channel rear section, a left seat mounting plate, a right seat mounting plate and a rear end cross beam, wherein the central channel rear section, the left seat mounting plate, the right seat mounting plate and the rear end cross beam are fixed above the spare tire cabin cover plate body, the front part of the central channel rear section is detachably fixed with the rear part of the central channel front section, the left seat mounting plate and the right seat mounting plate are bilaterally and symmetrically fixed at the left side and the right side of the middle part of the central channel rear section, the inner sides of the left seat mounting plate and the right seat mounting plate are fixed with the central channel rear section in a two-layer mode, the outer sides of the left seat mounting plate and the right seat mounting plate are detachably fixed with the left floor and the right floor respectively, and the middle part of the rear end cross beam, the left side and the right side of the rear end cross beam are detachably fixed with the left floor and the right floor respectively. Thus, the front floor body comprises a left floor and a right floor which are symmetrically arranged at the left side and the right side, a central channel front section and a spare wheel cabin cover plate assembly are longitudinally arranged in the middle of the left floor and the right floor from front to back, the front side of the front floor body is fixed with the front cover plate in a two-layer mode, the central channel front section is also fixed with the front cover plate in a two-layer mode, the central channel rear section is detachably fixed with the central channel front section, the left seat mounting plate and the right seat mounting plate are symmetrically fixed at the left side and the right side of the middle of the central channel rear section in a two-layer mode, the middle of the rear end cross beam is fixed with the rear part of the central channel rear section in a vertical two-layer mode, and the left side and the right side of the rear end cross beam are respectively fixed with the left floor and the right floor in a detachable mode, so, The right seat mounting plate and the rear end cross beam form a structure in the shape of a Chinese character 'tu', the left seat mounting plate and the right seat mounting plate are detachably fixed with the left floor and the right floor respectively, the left side and the right side of the rear end cross beam are detachably fixed with the left floor and the right floor respectively, the central channel front section, the central channel rear section and the spare wheel well cover plate component form a complete force transmission channel, when an automobile collides, the collision force is sequentially transmitted to the central channel rear section through the central channel front section, then is transmitted to the left floor, the right floor and the rear end cross beam through the left seat mounting plate, the right seat mounting plate and the rear end of the central channel rear section at the middle part of the central channel rear section, and then is transmitted to the left floor and the right floor through the left side and the right side of the rear end cross beam, therefore, the collision force borne by the front section of the central passage is respectively transmitted to a plurality of points of the left floor and the right floor to form a complete force transmission passage, so that the invasion amount of the spare tire placing space at the lower part of the front floor body and the invasion amount of the passenger compartment at the upper part of the spare tire placing space during collision can be effectively reduced, and the collision safety performance is improved. The front floor body is fixed with a sunken spare tire placing space in an integrally formed mode at a rear corresponding position of the front section of the central channel, the spare tire is placed in the spare tire placing space, the spare tire cabin cover plate component is detachably fixed at the front part above the spare tire placing space, the space utilization rate of the front floor area can be improved, and when the spare tire is required to be taken, the spare tire is only required to be pulled out from the rear part above the spare tire placing space. The upper surface and the lower surface of the front floor body are respectively fixed with the upper frame assembly and the lower frame assembly in two layers, and the upper frame assembly and the lower frame assembly form a front-back through structure, so that deformation of a floor area can be effectively reduced during frontal collision and offset collision, and the collision safety performance is improved. The upper frame assembly and the lower frame assembly are respectively arranged on the upper surface and the lower surface of the front floor body, so that the stability of the whole frame is improved, the vehicle has less shake and less noise when running, and the NVH performance of the front floor area is improved. The utility model discloses a front floor assembly, advantage for prior art is: the structure is simple, the space utilization rate of the front floor area is improved, the collision safety performance is improved, and the NVH performance of the front floor area is improved.
Drawings
FIG. 1 is a top view of a prior art front floor assembly.
FIG. 2 is a bottom view of a prior art front floor assembly.
Fig. 3 is a top view of a front floor assembly.
Fig. 4 is a bottom view of a front floor assembly.
Fig. 5 is a perspective view of a front floor assembly according to the present invention.
Fig. 6 is a cross-sectional view of a front floor assembly of the present invention taken along the line of fig. 3A-a.
Fig. 7 is a cross-sectional view of a front floor assembly of the present invention taken along fig. 3B-B.
Fig. 8 is a cross-sectional view of a front floor assembly of the present invention taken along the line of fig. 3C-C.
Fig. 9 is a cross-sectional view of a front floor assembly of the present invention taken along fig. 3D-D.
Description of the figures
1 … center tunnel 2 … front floor rail 3 … exhaust system
4 … rear girder 5 … center channel front section 6 … center channel rear section
7 … left seat mounting plate 8 … right seat mounting plate 9 … upper rail assembly
10 … spare tyre placing space 11 … rear end beam 12 … outer seat reinforcing plate
13 … outer seat support 14 … second upper longitudinal beam 15 … first upper longitudinal beam
16 … front girder 17 … rear girder 18 … first side sill
19 … second side sill 20 … side sill assembly 21 … first side sill assembly
22 … second lower cross member assembly 23 … right lower cross member 24 … first lower cross member body
25 … left lower cross member 26 … right lower cross member 27 … second lower cross member body
28 … left two lower cross member 29 … first mount 30 … front floor body
31 … left floor 32 … right floor 33 … front wall
34 … rear floor 35 … inner sill plate 36 … spare tire compartment cover plate body
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses it is with center channel anterior segment 5 is in the front side, rear end crossbeam 11 is in the rear side, threshold inner panel 35 is in the outside, spare tyre places space 10 in the inboard, and the driver position is in the left side, and copilot position is on the right side to confirm the direction of "preceding", "back", "left", "right", "upper", "lower", "interior", "outer" with this.
A front floor assembly of the present invention is described in further detail below with reference to fig. 3 to 9 of the drawings.
The utility model relates to a front floor assembly, please refer to the relevant figures in figures 3 to 9, comprising a front floor body 30, an upper frame assembly and a lower frame assembly which are respectively fixed on the upper surface and the lower surface of the front floor body 30 in two layers, the front part of the upper frame assembly is fixed with a front wall plate 33 in two layers, the left side and the right side of the upper frame assembly are respectively fixed with a threshold inner plate 35 in two layers, the front side and the rear side of the lower frame assembly are respectively fixed with a front girder 16 and a rear girder 17 in two layers, the front side and the rear side of the front floor body 30 are respectively fixed with a front wall plate 33 and a rear floor 34 in two layers, the left side and the right side of the front floor body 30 are respectively fixed with threshold inner plates 35 in two layers, the front floor body 30 comprises a left floor 31 and a right floor 32 which are symmetrically arranged on the left side and the right side, a central passage front section 5 and a spare tire hatch cover plate assembly are longitudinally arranged from front to back in the middle, the front floor body 30 is integrally fixed with a sunken spare tire placing space 10 at a position corresponding to the rear part of the central channel front section 5, the spare tire hatch cover plate component is detachably fixed at the front part above the spare tire placing space 10, the spare tire hatch cover plate component comprises a spare tire hatch cover plate body 36, a central channel rear section 6 fixed above the spare tire hatch cover plate body 36, a left seat mounting plate 7, a right seat mounting plate 8 and a rear end cross beam 11, the front part of the central channel rear section 6 is detachably fixed with the rear part of the central channel front section 5, the left seat mounting plate 7 and the right seat mounting plate 8 are bilaterally symmetrically fixed at the left side and the right side of the middle part of the central channel rear section 6, the inner sides of the left seat mounting plate 7 and the right seat mounting plate 8 are fixed with the central channel rear section 6 in a two-layer manner, the outside of left side seat mounting panel 7 with right side seat mounting panel 8 respectively with left side floor 31 with right side floor 32 is detachable fixed, the middle part of rear end crossbeam 11 with the perpendicular two-layer formula in rear portion of center channel rear section 6 is fixed, the left and right sides of rear end crossbeam 11 respectively with left side floor 31 with right side floor 32 is detachable fixed. Thus, the front floor body 30 comprises a left floor 31 and a right floor 32 symmetrically arranged on the left and right sides, a center channel front section 5 and a spare wheel well cover plate assembly are longitudinally arranged between the left floor 31 and the right floor 32 from front to back, the front side of the front floor body 30 is fixed with the front wall plate 33 in a two-layer manner, further the center channel front section 5 is fixed with the front wall plate 33 in a two-layer manner, the center channel rear section 6 is detachably fixed with the center channel front section 5, the left seat mounting plate 7 and the right seat mounting plate 8 are symmetrically fixed on the left and right sides of the middle part of the center channel rear section 6 in a two-layer manner, the middle part of the rear end beam 11 is fixed with the rear part of the center channel rear section 6 in a vertical two-layer manner, and the left and right sides of the rear end beam 11 are detachably fixed with the left floor 31 and the right floor 32 respectively, thus, the central channel rear section 6, the left seat mounting plate 7, the right seat mounting plate 8 and the rear end beam 11 form a structure in the shape of a Chinese character 'tu', the left seat mounting plate 7 and the right seat mounting plate 8 are detachably fixed with the left floor 31 and the right floor 32 respectively, the left side and the right side of the rear end beam 11 are detachably fixed with the left floor 31 and the right floor 32 respectively, the central channel front section 5, the central channel rear section 6 and the spare tire cabin cover plate assembly form a complete force transmission channel, when an automobile collides, collision force is sequentially transmitted to the central channel rear section 6 through the central channel front section 5, and then the middle part of the central channel rear section 6 is respectively transmitted to the left floor 31, the right seat mounting plate 8 and the rear part of the central channel rear section 6, The right floor 32 and the rear end cross beam 11 are respectively conducted to the left floor 31 and the right floor 32 through the left side and the right side of the rear end cross beam 11, so that the collision force applied to the front section 5 of the central passage is respectively conducted to a plurality of points of the left floor 31 and the right floor 32, a complete force transmission passage is formed, the intrusion amount of the spare tire placing space 10 at the lower part of the front floor body 30 and the intrusion amount of the passenger compartment at the upper part of the spare tire placing space 10 during collision can be effectively reduced, and the collision safety performance is improved. The front floor body 30 is integrally fixed with a sunken spare tire placing space 10 at a position corresponding to the rear of the central channel front section 5, a spare tire is placed in the spare tire placing space 10, the spare tire cabin cover plate assembly is detachably fixed at the front part above the spare tire placing space 10, the space utilization rate of the front floor area can be improved, and when the spare tire is required to be taken, the spare tire is pulled out from the rear part above the spare tire placing space 10. The upper frame assembly and the lower frame assembly are respectively fixed on the upper surface and the lower surface of the front floor body 30 in two layers, and form a front-rear through structure, so that deformation of a floor area can be effectively reduced during frontal collision and offset collision, and the collision safety performance is improved. The upper frame assembly and the lower frame assembly are respectively disposed on the upper surface and the lower surface of the front floor body 30 to improve the stability of the entire frame, and thus, the vehicle has less vibration and noise during traveling, thereby improving the NVH performance of the front floor area. The utility model discloses a front floor assembly, advantage for prior art is: the structure is simple, the space utilization rate of the front floor area is improved, the collision safety performance is improved, and the NVH performance of the front floor area is improved.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: a gear shifter reinforcing plate and an SDM module mounting point are arranged on the central channel rear section 6, the gear shifter is detachably fixed on the central channel rear section 6 through the gear shifter reinforcing plate, and the SDM module is detachably fixed on the central channel rear section 6 through the SDM module mounting point. Thus, the central passage rear section 6 is usually positioned on a central shaft of the whole vehicle, and the SDM module is integrated on the central passage rear section 6, so that the SDM module can simultaneously receive collision forces from the front, rear, left and right directions of the whole vehicle, and further judge and control whether the safety air bag is opened or not. The shifter is arranged in the middle of the rear section 6 of the central channel, namely the right hand of a driver, so that the driver can naturally put down the right hand to hold the handle of the shifter during operation and control, and the requirements of ergonomics are met.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the left seat mounting plate 7 with two laminar seat reinforcing plates in being fixed with respectively on the right seat mounting plate 8, the inboard preceding foot of seat passes through interior seat reinforcing plate respectively with left seat mounting plate 7 with right seat mounting plate 8 is detachable fixed. Therefore, the front foot on the inner side of the seat is installed on the left seat installation plate 7 and the right seat installation plate 8 through the inner seat reinforcing plate, the acting force borne by the seat is transmitted and dispersed to the left seat installation plate 7 and the right seat installation plate 8 through the inner seat reinforcing plate, risks such as cracking and the like of the inner seat reinforcing plate, the left seat installation plate 7 and the right seat installation plate 8 cannot be caused due to stress concentration, the force borne by the left seat installation plate 7 and the right seat installation plate 8 is dispersed, and the installation strength of the seat is effectively enhanced through the inner seat reinforcing plate.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the rear end crossbeam 11 is provided with an inner seat mounting bracket in a bilateral symmetry two-layer type, and the rear leg of the seat passes through the inner seat mounting bracket and the rear end crossbeam 11 is detachably fixed. Like this, the inboard back foot of seat passes through interior seat installing support installs on rear end crossbeam 11, the effort that the seat bore passes through interior seat installing support transmission dispersion extremely on rear end crossbeam 11, can not lead to because of stress concentration interior seat installing support with rear end crossbeam 11 takes place risks such as ftractureing, thereby has disperseed the power that rear end crossbeam 11 received, and then has passed through the effectual installation intensity who strengthens the seat of interior seat installing support.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the upper frame assembly comprises longitudinally symmetrical upper longitudinal beam components 9 which are fixed in a two-layer mode on the left side and the right side of the spare tire containing space 10 respectively, the front portion of each upper longitudinal beam component 9 is fixed with the front wall plate 33 in a two-layer mode, and the rear portion of each upper longitudinal beam component 9 is fixed with the inner sill plate 35 in a two-layer mode. Thus, the upper side member assembly 9 of the "L" shape forms an inflection point at the rear portion thereof, increasing a transmission path of the collision force in the upper side member assembly 9, and the magnitude of the collision force is greatly reduced when the collision force is transmitted to the rocker inner panel 35, thereby improving the collision safety. In a further preferred embodiment, the upper side member assembly 9 includes a first upper side member 15 and a second upper side member 14, a front portion of the first upper side member 15 is fixed to the front cowl 33 in a two-layer manner, a rear portion of the first upper side member 15 is fixed to a front portion of the second upper side member 14 in a two-layer manner, and an outer side of the rear portion of the second upper side member 14 is fixed to the rocker inner panel 35 in a two-layer manner. In this way, when the upper side member assembly 9 is handled in a stepwise manner, the first upper side member 15 is subjected to a larger collision force than the second upper side member 14 because the first upper side member 15 is located forward of the second upper side member 14 when the collision force is transmitted to the upper side member assembly 9, and therefore the thickness of the first upper side member 15 needs to be larger than the thickness of the second upper side member 14, and the collision force to be received by the second upper side member 14 is smaller, so that the thickness of the second upper side member 14 is appropriately reduced according to actual conditions, and the entire vehicle body can be made lighter. According to a further preferable technical scheme, an outer seat support 13 is arranged on the outer side of the upper longitudinal beam assembly 9, the inner side of the outer seat support 13 is fixed with the upper longitudinal beam assembly 9 in a two-layer mode, the outer side of the outer seat support 13 is fixed with the inner doorsill plate 35 in a two-layer mode, the bottom of the outer seat support 13 is fixed with the front floor body 30 in a two-layer mode, and the outer rear foot of the seat is detachably fixed with the outer seat support 13. Like this, the outside rear foot of seat passes through outer seat support 13 is installed on going up longeron subassembly 9, and the effort that the seat bore passes through outer seat support 13 transmission dispersion to go up longeron subassembly 9 is last, can not lead to because of stress concentration outer seat support 13 with go up longeron subassembly 9 and take place risk such as fracture to dispersed the power that the longeron subassembly 9 received, and then through the effectual installation intensity who strengthens the seat of outer seat support 13. A further preferable technical scheme is that an outer seat reinforcing plate 12 is arranged on the outer side of the middle of the upper longitudinal beam assembly 9, the inner side of the outer seat reinforcing plate 12 is fixed with the upper longitudinal beam assembly 9 in a two-layer manner, the outer side of the outer seat reinforcing plate 12 is fixed with the inner doorsill plate 35 at the corresponding position in a two-layer manner, the bottom of the outer seat reinforcing plate 12 is fixed with the front floor body 30 in a two-layer manner, and the outer front foot of the seat is detachably fixed with the outer seat reinforcing plate 12. Like this, on the one hand outer seat reinforcing plate 12 has increased go up longeron subassembly 9 with pass power passageway between the threshold inner panel 35, has dispersed the last impact that receives of longeron subassembly 9 makes go up longeron subassembly 9 with preceding floor body 30 is difficult to take place deformation when the car bumps, and then prevents spare tyre places space 10 and takes place the invasion amount and extrude the spare tyre of its inside placing when the car bumps, can also prevent spare tyre places the passenger in the passenger cabin of space 10 top and receives the injury. On the other hand, the outer front leg of the seat is mounted on the upper longitudinal beam assembly 9 through the outer seat reinforcing plate 12, the acting force borne by the seat is transmitted and dispersed to the upper longitudinal beam assembly 9 through the outer seat reinforcing plate 12, and risks such as cracking and the like of the outer seat reinforcing plate 12 and the upper longitudinal beam assembly 9 due to stress concentration are avoided, so that the force borne by the upper longitudinal beam assembly 9 is dispersed, and the mounting strength of the seat is effectively enhanced through the outer seat reinforcing plate 12.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the lower frame assembly includes lower longitudinal beam components 20 which are located at the left and right sides of the spare tire placing space 10 and respectively fixed to the lower surface of the front floor body 30 in a two-layer manner, the front parts of the lower longitudinal beam components 20 are fixed to the front girders 16 in a two-layer manner, and the rear parts of the lower longitudinal beam components 20 are fixed to the rear girders 17 in a two-layer manner. In this way, the side sill assemblies 20 are disposed at the left and right sides of the spare tire accommodating space 10, and the front and rear sides thereof are fixed to the front side member 16 and the rear side member 17 in a two-layer manner, respectively, to form a complete longitudinal force transmission structure. The lower longitudinal beam assembly 20 may be located below the corresponding position of the upper longitudinal beam assembly, and the lower longitudinal beam assembly 20, the upper longitudinal beam assembly 9 and the front floor body 30 are fixed in a three-layer manner at the corresponding position of the upper longitudinal beam assembly 9, so that the three components can be welded at the same time, and the rigidity of the front floor body 30 at the corresponding position of the upper longitudinal beam assembly 9 can be enhanced. In a further preferred embodiment, the side sill assembly 20 includes a first side sill 18 and a second side sill 19, a front portion of the first side sill 18 is fixed to the front side member 16 in a two-layer manner, a rear portion of the first side sill 18 is fixed to the second side sill 19 in a two-layer manner, and a rear portion of the second side sill 19 is fixed to the rear side member 17 in a two-layer manner. In this way, when the side sill assembly 20 is handled in a stepwise manner, the first side sill 18 is positioned forward of the second side sill 19 when the collision force is transmitted to the side sill assembly 20, and the collision force received by the first side sill 18 is greater than that received by the second side sill 19, so that the thickness of the first side sill 18 needs to be greater than that of the second side sill 19, and the collision force received by the second side sill 19 is relatively small, and therefore, the thickness of the second side sill 19 is appropriately reduced in accordance with actual conditions, and the entire vehicle body can be made lighter in weight. In a further preferred embodiment, at least one first fixing member 29 is disposed on an outer side of the side sill assembly 20, and left and right ends of the first fixing member 29 are respectively fixed to the side sill assembly 20 and the corresponding left and right side sill inner panels 35 in a two-layer manner. Thus, first mounting 29 has increased down longeron subassembly 20 with pass power passageway between the threshold inner panel 35, has dispersed the last impact that receives of down longeron subassembly 20 makes down longeron subassembly 20 with preceding floor body 30 is difficult to take place deformation when the car bumps, and then prevents spare tyre placement space 10 takes place the intrusion volume when the car bumps and extrudes its inside spare tyre of placing, can also prevent spare tyre placement space 10 top passenger cabin's passenger in the passenger cabin receives the injury.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the lower frame assembly further includes a first lower cross member 21 located at a position corresponding to the front side of the spare tire accommodating space 10 and fixed to the lower surface of the front floor body 30 in a two-layer manner, and the left and right ends of the first lower cross member 21 are respectively fixed to the lower longitudinal member 20 on the left and right sides in a two-layer manner. In this way, the first bottom cross member assembly 21 disperses the collision force transmitted by the side sill assemblies 20 on both the left and right sides thereof, and the collision force on both the left and right sides is offset and weakened by the first bottom cross member assembly 21 due to the opposite directions, thereby preventing the side sill assemblies 20 from being deformed in both the left and right directions. According to a further preferable technical scheme, the first lower cross beam assembly 21 comprises a right lower cross beam 23, a first lower cross beam body 24 and a left lower cross beam 25 which are fixed on the front floor body 30 in a two-layer mode from left to right, the left side of the right lower cross beam 23 is fixed with the left lower longitudinal beam assembly 20 in a two-layer mode, the right side of the left lower cross beam 25 is fixed with the right lower longitudinal beam assembly 20 in a two-layer mode, and the right lower cross beam 23, the first lower cross beam body 24 and the left lower cross beam 25 are connected end to end and fixed in a two-layer mode. In this way, the widths of the right lower cross beam 23 and the left lower cross beam 25 are both greater than the width of the first lower cross beam body 24, so that when the right lower cross beam 23 and the left lower cross beam 25 are respectively fixed with the side sill assemblies 20 on the left and right sides in a two-layer manner, the contact area of the fixed points on the left and right sides of the first lower cross beam assembly 21 is increased, the load per unit area on the left and right sides of the first lower cross beam assembly 21 is further reduced when the collision force is applied, and the rigidity and the strength of the first lower cross beam assembly 21 are improved.
The utility model discloses a front floor assembly please refer to in 3 to 9 relevant each picture, can also be on the basis of preceding technical scheme: the lower frame assembly further includes a second lower cross member 22 located at a corresponding position below the spare tire placing space 10 and fixed to the lower surface of the front floor body 30 in a two-layer manner, and left and right ends of the second lower cross member 22 are respectively fixed to the lower longitudinal beam members 20 on left and right sides in a two-layer manner. In this way, on the one hand, the second lower cross member unit 22 disperses the collision force transmitted by the side sill units 20 on the left and right sides thereof, and further, the collision force on the left and right sides is cancelled out and weakened by the second lower cross member unit 22 in the opposite direction, thereby preventing the side sill units 20 from being deformed in the left and right directions. On the other hand, the second lower cross beam assembly 22 is fixed to the front floor body 30 in a two-layer manner at the position corresponding to the spare tire placing space 10, when the spare tire is placed in the spare tire placing space 10, the second lower cross beam assembly 22 can help the front floor body 30 to share the gravity of a part of the spare tire, so as to prevent the risk that the front floor body 30 is deformed or even broken due to the spare tire gravity for a long time. A further preferred technical scheme is that the second lower beam assembly 22 comprises a right two-layer lower beam 26, a second lower beam body 27 and a left two-layer lower beam 28 which are fixed on the front floor body 30 from left to right, the left side of the right two-layer lower beam 26 is fixed with the left side of the lower longitudinal beam assembly 20 in a two-layer mode, the right side of the left two-layer lower beam 28 is fixed with the right side of the lower longitudinal beam assembly 20 in a two-layer mode, and the right two-layer lower beam 26, the second lower beam body 27 and the left two-layer lower beam 28 are connected end to end and fixed in a two-layer mode. In this way, the widths of the right second lower cross member 26 and the left second lower cross member 28 are both greater than the width of the second lower cross member body 27, so that when the right second lower cross member 26 and the left second lower cross member 28 are respectively fixed to the side sill assemblies 20 on the left and right sides in a two-layer manner, the contact area of the fixed points on the left and right sides of the second lower cross member assembly 22 is increased, the load per unit area on the left and right sides of the second lower cross member assembly 22 is reduced when the collision force is applied, and the rigidity and the strength of the second lower cross member assembly 22 are improved.
The above description is only for the description of several embodiments of the present invention, but the scope of the present invention should not be considered as falling within the scope of the present invention, in which all the equivalent changes or modifications or the equal-scale enlargement or reduction etc. according to the design spirit of the present invention are made.
Claims (10)
1. A front floor assembly, comprising: the front floor comprises a front floor body, an upper frame assembly and a lower frame assembly, wherein the upper frame assembly and the lower frame assembly are respectively fixed on the upper surface and the lower surface of the front floor body in a two-layer mode, the front part of the upper frame assembly is fixed with a front wall plate in a two-layer mode, the left side and the right side of the upper frame assembly are respectively fixed with a threshold inner plate in a two-layer mode, the front side and the rear side of the lower frame assembly are respectively fixed with a front girder and a rear girder in a two-layer mode, the front side and the rear side of the front floor body are respectively fixed with a front wall plate and a rear wall plate in a two-layer mode, the left side and the right side of the front floor body are respectively fixed with the threshold inner plates in the left side and the right side in a two-layer mode, the front floor body comprises a left floor plate and a right floor plate which are symmetrically arranged on the left side and the right side, a central channel front section and a spare, the spare tire cabin cover plate component is detachably fixed at the front part above the spare tire placing space, the spare tire cabin cover plate component comprises a spare tire cabin cover plate body, a central channel rear section, a left seat mounting plate, a right seat mounting plate and a rear end cross beam, the central channel rear section, the left seat mounting plate, the right seat mounting plate and the rear end cross beam are fixed above the spare tire cabin cover plate body, the front part of the central channel rear section is detachably fixed with the rear part of the central channel front section, the left seat mounting plate and the right seat mounting plate are bilaterally and symmetrically fixed at the left side and the right side of the middle part of the central channel rear section, the inner sides of the left seat mounting plate and the right seat mounting plate are fixed with the central channel rear section in a two-layer mode, the outer sides of the left seat mounting plate and the right seat mounting plate are detachably fixed with the left floor and the right floor respectively, the left side and the right side of the rear end cross beam are detachably fixed with the left floor and the right floor respectively.
2. A front floor assembly as set forth in claim 1, wherein: the left seat mounting plate and the right seat mounting plate are respectively fixed with an inner seat reinforcing plate in a two-layer mode, and the front inner foot of the seat passes through the inner seat reinforcing plate and is detachably fixed with the left seat mounting plate and the right seat mounting plate.
3. A front floor assembly as set forth in claim 1, wherein: the left and right symmetrical two-layer type seat mounting bracket is fixed on the rear end cross beam, and the rear leg of the seat passes through the inner seat mounting bracket and the rear end cross beam and is detachably fixed.
4. A front floor assembly as set forth in claim 1, wherein: the upper frame assembly comprises longitudinally symmetrical upper longitudinal beam components which are fixed on the left side and the right side of the spare tire placing space in a two-layer mode, the front portion of each upper longitudinal beam component is fixed with the front wall plate in a two-layer mode, and the rear portion of each upper longitudinal beam component is fixed with the inner plate of the threshold in a two-layer mode.
5. A front floor assembly as set forth in claim 4, wherein: the outer side of the upper longitudinal beam assembly is provided with an outer seat support, the inner side of the outer seat support is fixed with the upper longitudinal beam assembly in a two-layer mode, the outer side of the outer seat support is fixed with the inner plate of the threshold in a two-layer mode, the bottom of the outer seat support is fixed with the front floor body in a two-layer mode, and the outer rear foot of the seat is detachably fixed with the outer seat support.
6. A front floor assembly as set forth in claim 4, wherein: the outer side of the middle of the upper longitudinal beam assembly is provided with an outer seat reinforcing plate, the inner side of the outer seat reinforcing plate is fixed with the upper longitudinal beam assembly in a two-layer mode, the outer side of the outer seat reinforcing plate is fixed with the inner doorsill plate in the corresponding position in a two-layer mode, the bottom of the outer seat reinforcing plate is fixed with the front floor body in a two-layer mode, and the front foot of the outer side of the seat is detachably fixed with the outer seat reinforcing plate.
7. A front floor assembly according to any of claims 1 to 6, wherein: the lower frame assembly comprises lower longitudinal beam assemblies which are positioned on the left side and the right side of the spare tire placing space and are respectively fixed on the lower surface of the front floor body in a two-layer mode, the front parts of the lower longitudinal beam assemblies are fixed with the front girders in a two-layer mode, and the rear parts of the lower longitudinal beam assemblies are fixed with the rear girders in a two-layer mode.
8. A front floor assembly as set forth in claim 7, wherein: the outer side of the lower longitudinal beam assembly is provided with at least one first fixing piece, and the left end and the right end of each first fixing piece are respectively fixed with the lower longitudinal beam assembly and the corresponding doorsill inner plates on the left side and the right side in a two-layer mode.
9. A front floor assembly as set forth in claim 7, wherein: the lower frame assembly further comprises a first lower cross beam component which is located at a position corresponding to the front side of the spare tire placing space and fixed on the lower surface of the front floor body in a two-layer mode, and the left end and the right end of the first lower cross beam component are respectively fixed with the lower longitudinal beam components on the left side and the right side in a two-layer mode.
10. A front floor assembly as set forth in claim 7, wherein: the lower frame assembly further comprises a second lower cross beam component which is located at a corresponding position below the spare tire placing space and fixed on the lower surface of the front floor body in a two-layer mode, and the left end and the right end of the second lower cross beam component are fixed with the lower longitudinal beam components on the left side and the right side in a two-layer mode respectively.
Priority Applications (1)
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CN202021431131.2U CN212685744U (en) | 2020-07-20 | 2020-07-20 | Front floor assembly |
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CN202021431131.2U CN212685744U (en) | 2020-07-20 | 2020-07-20 | Front floor assembly |
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CN202021431131.2U Active CN212685744U (en) | 2020-07-20 | 2020-07-20 | Front floor assembly |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113044120A (en) * | 2021-04-27 | 2021-06-29 | 北京汽车集团越野车有限公司 | Through type well passageway assembly structure and vehicle that has it |
CN113428239A (en) * | 2021-08-05 | 2021-09-24 | 安徽江淮汽车集团股份有限公司 | Platform-based rear longitudinal beam structure of engine room |
-
2020
- 2020-07-20 CN CN202021431131.2U patent/CN212685744U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113044120A (en) * | 2021-04-27 | 2021-06-29 | 北京汽车集团越野车有限公司 | Through type well passageway assembly structure and vehicle that has it |
CN113428239A (en) * | 2021-08-05 | 2021-09-24 | 安徽江淮汽车集团股份有限公司 | Platform-based rear longitudinal beam structure of engine room |
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