CN207416972U - Preceding floor assembly and body of a motor car - Google Patents
Preceding floor assembly and body of a motor car Download PDFInfo
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- CN207416972U CN207416972U CN201721262950.7U CN201721262950U CN207416972U CN 207416972 U CN207416972 U CN 207416972U CN 201721262950 U CN201721262950 U CN 201721262950U CN 207416972 U CN207416972 U CN 207416972U
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- floor assembly
- panel
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- 230000003014 reinforcing effect Effects 0.000 claims description 30
- 238000010276 construction Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a kind of preceding floor assembly and body of a motor car to improve collision performance and security.The preceding floor assembly includes centre gangway,Sill strip inner panel,Floor panel,Preceding longitudinal floor beam,Front chair front beam and rear transverse beam of front seat,The centre gangway includes centre gangway body and strengthens longeron,The sill strip inner panel is located at the both sides of the centre gangway respectively,The floor panel is arranged between the centre gangway and the sill strip inner panel and connects the sill strip inner panel and the centre gangway body,The preceding longitudinal floor beam is arranged on the floor panel,The front chair front beam and the rear transverse beam of front seat are arranged on along vehicle commander direction interval on the floor panel,And the two connects the sill strip inner panel and the centre gangway body along the overall width direction,The sill strip inner panel,Longeron and the preceding longitudinal floor beam strengthened is fixed along the both ends in the vehicle commander direction with the preceding housing assembly and the rear floor assembly respectively.
Description
Technical Field
The utility model relates to an automobile safety field, it is specific relates to a preceding floor assembly and adopt automobile body of this preceding floor assembly.
Background
The automobile body is generally divided into a bearing type automobile body and a non-bearing type automobile body, wherein the non-bearing type automobile body refers to a frame bearing the whole automobile body, and an engine, a suspension and the automobile body are all arranged on the frame. The load-bearing type vehicle body is characterized in that the vehicle body bears the whole vehicle body, the load of the vehicle body is transmitted to wheels through a suspension device, and the load-bearing type vehicle body has the advantages of small mass, low height, easiness in assembly, good high-speed driving stability and the like, so that most of cars adopt the vehicle body structure at present.
Generally, a vehicle body of a vehicle body includes a front cabin assembly, a front floor assembly and a rear floor assembly sequentially arranged along a vehicle length direction, wherein the front floor assembly is fixed with the front cabin assembly and the rear floor assembly respectively. However, when the vehicle is involved in a frontal collision or a rear-end collision, or when the vehicle is involved in a side collision, the related art front floor assembly cannot rapidly disperse and transmit energy to other portions of the vehicle body to reduce deformation of the front floor assembly, resulting in poor collision performance and safety of the front floor assembly of the vehicle.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a front floor assembly and adopt automobile body of this front floor assembly that crash performance is good and the security is high.
The technical scheme of the utility model as follows:
a front floor assembly comprising:
the central channel comprises a central channel body and reinforcing longitudinal beams, wherein the reinforcing longitudinal beams are respectively arranged on two sides of the central channel body along the vehicle width direction and positioned at the bottom of the central channel body;
the sill beam inner plates are respectively positioned on two sides of the central channel along the vehicle width direction;
the floor panel is arranged between the central channel and the doorsill beam inner plate and is connected with the doorsill beam inner plate and the central channel body;
the front floor longitudinal beam is arranged on the floor panel;
the front seat front cross beam and the front seat rear cross beam are arranged on the floor panel at intervals along the vehicle length direction and are connected with the threshold beam inner plate and the central channel body along the vehicle width direction;
the inner sill beam plate, the reinforcing longitudinal beam and the front floor longitudinal beam are fixed with the front cabin assembly and the rear floor assembly respectively along two ends of the car length direction.
Preferably, the front floor longitudinal beam comprises a lower longitudinal beam fixed with the rear floor assembly and an upper longitudinal beam connecting the lower longitudinal beam and the front cabin assembly.
Preferably, the lower longitudinal beam and the upper longitudinal beam are connected through the floor panel, wherein the lower longitudinal beam is disposed below the floor panel, the upper longitudinal beam is disposed above the floor panel, and the lower longitudinal beam and the upper longitudinal beam are partially overlapped in a direction perpendicular to the floor panel.
Preferably, the central passage further comprises a lower support plate disposed below the central passage body, and the lower support plate is located at a connection position of the central passage body and the front seat cross member.
Preferably, the central channel further comprises an upper support plate arranged above the central channel body.
Preferably, the center tunnel further includes a reinforcing plate disposed above the center tunnel body, and a left mounting plate and a right mounting plate fixed to the reinforcing plate, the reinforcing plate is located at one end of the center tunnel body, which is close to the front cabin assembly in the vehicle length direction, and the left mounting plate and the right mounting plate are disposed at two sides of the reinforcing plate in the vehicle width direction, respectively.
Preferably, the front seat front cross beam and the front seat rear cross beam are both arranged between the central channel and the threshold beam inner plate and are both of two-section split type structures.
Preferably, the center tunnel, the rocker inner panel, the floor panel, and the front floor side member each have a uniform cross section at an end thereof in the vehicle length direction close to the rear floor assembly.
The utility model also provides an automobile body, automobile body include along the forebay assembly that the car length direction set gradually, as above-mentioned any one forebay assembly and back floor assembly, threshold roof beam inner panel in the forebay assembly, strengthen longeron and forebay longeron along the both ends of car length direction respectively with the forebay assembly with the back floor assembly is fixed.
The embodiment of the utility model provides a preceding floor assembly and adopt automobile body of this preceding floor assembly has following technological effect: the two ends of the inner sill beam plate, the reinforcing longitudinal beam and the front floor longitudinal beam in the vehicle length direction are respectively fixed with the front cabin assembly and the rear floor assembly, and the front seat front cross beam and the front seat rear cross beam are connected with the inner sill beam plate and the central channel body in the vehicle width direction, so that when a front collision or rear-end collision or side collision occurs to an automobile, collision energy is rapidly transmitted to other parts of the automobile body by taking the inner sill beam, the reinforcing longitudinal beam, the front floor longitudinal beam, the front seat front cross beam and the front seat rear cross beam as transmission paths, and the deformation of a passenger cabin is avoided, so that the purposes of improving the collision performance and the safety of passengers are achieved; simultaneously, the reinforcing longitudinal beam can also reinforce the strength and rigidity of the central channel body.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural view of an automobile according to the present invention;
FIG. 2 is a schematic illustration of the front floor assembly of the vehicle of FIG. 1;
FIG. 3 is a cross-sectional view of the front floor assembly of FIG. 2 taken along A-A;
FIG. 4 is a cross-sectional view of the front floor assembly of FIG. 2 taken along the direction B-B;
FIG. 5 is a cross-sectional view of the front floor assembly of FIG. 2 taken along the direction C-C;
FIG. 6 is an exploded view of the front floor assembly shown in FIG. 2;
FIG. 7 is an exploded view of the central channel in the front floor assembly of FIG. 6;
FIG. 8 is a schematic structural view of a front seat cross member of the front floor assembly of FIG. 6;
FIG. 9 is a schematic view of the front seat rear cross member of the front floor assembly of FIG. 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 does not show the floor panel, the center tunnel body, and the upper support plate, and fig. 6 does not show the floor panel.
Referring to fig. 1 to 5, the vehicle body 100 includes a front cabin assembly 1, a front floor assembly 3 and a rear floor assembly 5 sequentially arranged along a vehicle length direction, the front floor assembly 3 includes a center tunnel 31, a rocker inner panel 32, a floor panel 33, a front floor side member 34, a front seat front cross member 35 and a front seat rear cross member 36, the center tunnel 31 includes a center tunnel body 311 and a reinforcing side member 313, the reinforcing side members 313 are respectively disposed on two sides of the center tunnel body 311 along a vehicle width direction and are located at a bottom of the center tunnel body 311, the rocker inner panels 32 are respectively located on two sides of the center tunnel 31 along the vehicle width direction, the floor panel 33 is disposed between the center tunnel 31 and the rocker inner panel 32 and is connected to the rocker inner panel 32 and the center tunnel body 311, the front floor side member 34 is disposed on the floor panel 33, the front seat front cross member 35 and the front seat rear cross member 36 are arranged on the floor panel 33 at intervals in the vehicle length direction, and both are connected in the vehicle width direction through the rocker inner plate 32 and the center tunnel body 311, wherein the rocker inner plate 32, the reinforcing longitudinal beam 313 and the front floor longitudinal beam 34 are fixed to the front cabin assembly 1 and the rear floor assembly 5 at both ends in the vehicle length direction. In the present embodiment, the reinforcing side member 313, the rocker inner panel 32, the floor panel 33, and the front floor side member 34 are disposed symmetrically with respect to the center tunnel body 311.
Referring to fig. 2 to 5 again, the cross section of the center tunnel body 311 along the vehicle width direction is "zigzagged", and one end of the center tunnel body adjacent to the front cabin assembly 1 is higher than one end of the center tunnel body adjacent to the rear floor assembly 5 in the vehicle length direction. Due to the influence of the gear shift mechanism, the arrangement of the exhaust pipe, and the ergonomics, the height difference between the center tunnel body 31 and the floor panel 33 in the vehicle length direction may be different for vehicles of different configurations. In this embodiment, the central passage body 311 may be formed by punching a cold-rolled steel plate, and the thickness of the punched central passage body is 1.0mm to 1.2 mm. As shown in fig. 2 and 3, the height difference H1 between the top of the center tunnel body 31 and the floor panel 33 is 160mm to 180mm in a cross section taken along the direction a-a; as shown in fig. 2 and 5, the height difference H2 between the top of the central channel body 311 and the floor panel 33 is 40mm-50mm at the section along the direction C-C, and the height H2 is lower, which is beneficial to improve the comfort of the rear-row ride.
Referring to fig. 2 and 6, the front floor longitudinal beam 34 includes a lower longitudinal beam 341 fixed to the rear floor assembly 5 and an upper longitudinal beam 343 connecting the lower longitudinal beam 341 and the front cabin assembly 1. The lower side member 341 and the upper side member 343 are connected by the floor panel 33, wherein the lower side member 341 is provided below the floor panel 33, the upper side member 343 is provided above the floor panel 33, and the lower side member 341 and the upper side member 343 are partially overlapped in a direction perpendicular to the floor panel 33.
Referring to fig. 2, 4, 6, 8 and 9, the front seat cross member 35 and the front seat cross member 36 are both disposed between the center tunnel 31 and the rocker inner panel 32, and both are of a two-segment split structure. Wherein,
the front seat front cross beam 35 comprises a front cross beam body 351 fixed with the center tunnel body 311 and a front cross beam connecting plate 353 connecting the front cross beam body 351 with the rocker inner plate 32, and two front seat front mounting points are arranged on the front cross beam body 351;
the front seat rear cross member 36 includes a rear cross member body 361 fixed to the center tunnel body 311 and a rear cross member connection plate 363 connecting the rear cross member body 361 and the rocker inner plate 32, and two front seat rear mounting points are provided on the rear cross member body 361. In this embodiment, the middle portion of the rear cross member body 361 is lower than both ends in the direction perpendicular to the floor panel, and the height difference H3 is 30mm to 50mm, so that the foot space of a rear passenger can be increased, and the man-machine comfort can be improved.
Compared with the structure of the conventional vehicle integrated beam, the front seat front beam 35 and the front seat rear beam 36 in the utility model have the advantages that on one hand, because the front beam connecting plate 353 and the rear beam connecting plate 363 are lapped on the threshold beam inner plate 32, the strength of the threshold beam inner plate 32 can be enhanced, so that when the vehicle is laterally collided, the threshold beam inner plate 32 can be well prevented from being overturned and deformed, and a larger living space is strived for passengers; on the other hand, when a new or modified vehicle is developed, the increase of the vehicle body width can be realized only by newly developing the front beam connecting plate 353 and the rear beam connecting plate 363, so that the mold development cost can be reduced.
Referring to fig. 1 to fig. 3 again, as an embodiment of the present invention, the central passage 31 further includes a lower support plate 314 disposed below the central passage body 311, and the lower support plate 314 is located at a connection position of the central passage body 311 and the front seat front cross member 35. Because the height difference between the top of the center tunnel body 311 at the connection with the front seat cross member 35 and the floor panel 33 is large (i.e., the height difference H1 is large), so that the center tunnel body 311 is subjected to excessive force in the vehicle width direction and then is easy to deform, by providing the lower support plate 314, it is ensured that the collision energy can be transmitted to other parts of the vehicle body through the front seat cross member 35 and the lower support plate 314, thereby reducing the deformation of the front seat cross member 35, and increasing the strength of the center tunnel body 311, so as to avoid the deformation of the center tunnel body 311 during the side collision of the vehicle.
Referring to fig. 4, 5 and 7, in order to further enhance the strength of the central passage body 311, the central passage 31 further includes an upper support plate 315, and the upper support plate 315 is disposed above the central passage body 311 to improve the overall strength of the central passage body 311.
Referring to fig. 6 and 7, as an embodiment of the present invention, the central tunnel 31 further includes a reinforcing plate 316 disposed above the central tunnel body 311, and a left mounting plate 317 and a right mounting plate 318 fixed to the reinforcing plate 316, the reinforcing plate 316 is disposed at one end of the central tunnel body 311 near the front cabin assembly 1 in the vehicle length direction, and the left mounting plate 317 and the right mounting plate 318 are respectively disposed at two sides of the reinforcing plate 316 along the vehicle width direction. In the present embodiment, the left mounting plate 317 and the right mounting plate 318 have a completely symmetrical structure to be suitable for left and right rudder vehicle types. The reinforcing plate 316 can not only reinforce the strength of the central passage body 311, but also meet the requirements of various vehicle types of platforms by local modification aiming at different gear shifting mechanisms and central console styles, thereby reducing the development cost of the mold.
Referring to fig. 1, fig. 2 and fig. 5 again, as an embodiment of the present invention, the central channel 31, the rocker inner plate 32, the floor panel 33 and the front floor longitudinal beam 34 all have a uniform cross section at an end close to the rear floor assembly 5 in the vehicle length direction, so that when the wheelbase of the entire vehicle is increased or decreased, the rear end of the front floor assembly can be increased or decreased, thereby effectively shortening the development cycle of a new vehicle type or a retrofit and reducing the development cost of the entire vehicle. As shown in fig. 3, the cross section is a cross section of the front floor assembly 3 in the direction C-C, namely: as shown in cross-section in fig. 5.
The front floor assembly and the automobile body adopting the front floor assembly provided by the embodiment at least have the following technical effects: the two ends of the rocker inner panel 32, the reinforcing longitudinal beam 313 and the front floor longitudinal beam 34 in the vehicle length direction are respectively fixed with the front cabin assembly 1 and the rear floor assembly 5, and the front seat front cross beam 35 and the front seat rear cross beam 36 are connected with the rocker inner panel 32 and the center tunnel body 311 in the vehicle width direction, so that when the vehicle is subjected to a front collision or a rear-end collision or a side collision, collision energy is quickly transmitted to other parts of the vehicle body by using the rocker inner panel 32, the reinforcing longitudinal beam 313, the front floor longitudinal beam 34, the front seat front cross beam 35 and the front seat rear cross beam 36 as transmission paths, and the deformation of a passenger compartment is avoided, so that the purposes of improving the collision performance and the safety of passengers are achieved; at the same time, the reinforcing stringers 313 may also reinforce the strength and rigidity of the center tunnel body 311.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are within the scope of the present invention.
Claims (9)
1. A front floor assembly is arranged between a front cabin assembly and a rear floor assembly, and is characterized by comprising:
the central channel comprises a central channel body and reinforcing longitudinal beams, wherein the reinforcing longitudinal beams are respectively arranged on two sides of the central channel body along the vehicle width direction and positioned at the bottom of the central channel body;
the sill beam inner plates are respectively positioned on two sides of the central channel along the vehicle width direction;
the floor panel is arranged between the central channel and the doorsill beam inner plate and is connected with the doorsill beam inner plate and the central channel body;
the front floor longitudinal beam is arranged on the floor panel;
the front seat front cross beam and the front seat rear cross beam are arranged on the floor panel at intervals along the vehicle length direction and are connected with the threshold beam inner plate and the central channel body along the vehicle width direction;
the inner sill beam plate, the reinforcing longitudinal beam and the front floor longitudinal beam are fixed with the front cabin assembly and the rear floor assembly respectively along two ends of the car length direction.
2. The front floor assembly of claim 1, wherein the front floor rail includes a lower rail fixed to the rear floor assembly and an upper rail connecting the lower rail and the front hatch assembly.
3. The front floor assembly according to claim 2, wherein the lower side member and the upper side member are connected by the floor panel, wherein the lower side member is provided below the floor panel, the upper side member is provided above the floor panel, and the lower side member and the upper side member are partially overlapped in a direction perpendicular to the floor panel.
4. The front floor assembly of claim 1, wherein the central channel further includes a lower support plate disposed below the central channel body, the lower support plate being located at a junction of the central channel body and the front seat front cross member.
5. The front floor assembly of claim 1 or 4, wherein the central channel further comprises an upper support plate disposed above the central channel body.
6. The front floor assembly according to claim 1, wherein the center tunnel further includes a reinforcing plate provided above the center tunnel body, and a left mounting plate and a right mounting plate fixed to the reinforcing plate, the reinforcing plate is provided at one end of the center tunnel body in the vehicle length direction near the front cabin assembly, and the left mounting plate and the right mounting plate are provided on both sides of the reinforcing plate in the vehicle width direction, respectively.
7. The front floor assembly of claim 1, wherein the front seat front cross member and the front seat rear cross member are both disposed between the center tunnel and the rocker inner panel and are both of a two-piece construction.
8. The front floor assembly of claim 1, wherein the center channel, the rocker inner panel, the floor panel, and the front floor rail all have a uniform cross-section at an end of the vehicle length direction adjacent the rear floor assembly.
9. An automobile body, characterized by comprising a front cabin assembly, a front floor assembly and a rear floor assembly which are sequentially arranged along the length direction of the automobile, wherein two ends of a threshold beam inner plate, a reinforcing longitudinal beam and a front floor longitudinal beam in the front floor assembly along the length direction of the automobile are respectively fixed with the front cabin assembly and the rear floor assembly.
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CN201721262950.7U CN207416972U (en) | 2017-09-28 | 2017-09-28 | Preceding floor assembly and body of a motor car |
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CN201721262950.7U CN207416972U (en) | 2017-09-28 | 2017-09-28 | Preceding floor assembly and body of a motor car |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110450860A (en) * | 2019-08-22 | 2019-11-15 | 北京长城华冠汽车科技股份有限公司 | A kind of crossbeam suitable for vehicle occupant compartment |
CN110962946A (en) * | 2018-09-29 | 2020-04-07 | 上汽通用五菱汽车股份有限公司 | Front floor assembly |
CN111376994A (en) * | 2018-12-28 | 2020-07-07 | 长城汽车股份有限公司 | Force transmission structure and vehicle |
CN113119810A (en) * | 2021-05-27 | 2021-07-16 | 奇瑞汽车股份有限公司 | Vehicle seat mounting beam |
CN113371074A (en) * | 2021-05-07 | 2021-09-10 | 大运汽车股份有限公司 | Front seat rear cross beam assembly structure |
CN113968285A (en) * | 2021-10-26 | 2022-01-25 | 东风越野车有限公司 | Front engine room structure of off-road vehicle body |
CN114148417A (en) * | 2021-11-24 | 2022-03-08 | 重庆长安汽车股份有限公司 | Automobile middle channel assembly |
CN114802485A (en) * | 2022-05-30 | 2022-07-29 | 浙江吉利控股集团有限公司 | Vehicle body floor assembly and vehicle |
WO2024016509A1 (en) * | 2022-07-20 | 2024-01-25 | 岚图汽车科技有限公司 | Floor assembly and vehicle |
-
2017
- 2017-09-28 CN CN201721262950.7U patent/CN207416972U/en active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110962946A (en) * | 2018-09-29 | 2020-04-07 | 上汽通用五菱汽车股份有限公司 | Front floor assembly |
CN111376994A (en) * | 2018-12-28 | 2020-07-07 | 长城汽车股份有限公司 | Force transmission structure and vehicle |
CN110450860A (en) * | 2019-08-22 | 2019-11-15 | 北京长城华冠汽车科技股份有限公司 | A kind of crossbeam suitable for vehicle occupant compartment |
CN113371074A (en) * | 2021-05-07 | 2021-09-10 | 大运汽车股份有限公司 | Front seat rear cross beam assembly structure |
CN113119810A (en) * | 2021-05-27 | 2021-07-16 | 奇瑞汽车股份有限公司 | Vehicle seat mounting beam |
CN113968285A (en) * | 2021-10-26 | 2022-01-25 | 东风越野车有限公司 | Front engine room structure of off-road vehicle body |
CN114148417A (en) * | 2021-11-24 | 2022-03-08 | 重庆长安汽车股份有限公司 | Automobile middle channel assembly |
CN114802485A (en) * | 2022-05-30 | 2022-07-29 | 浙江吉利控股集团有限公司 | Vehicle body floor assembly and vehicle |
WO2024016509A1 (en) * | 2022-07-20 | 2024-01-25 | 岚图汽车科技有限公司 | Floor assembly and vehicle |
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Effective date of registration: 20220322 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: Zhejiang liankong Technology Co., Ltd Address before: 315336 Zhejiang Ningbo Cixi Ningbo Hangzhou Bay New District Binhai two road 818 Patentee before: NINGBO GEELY AUTOMOBILE RESEARCH AND DEVELOPMENT Co.,Ltd. |