CN115009378A - Floor rear longitudinal beam - Google Patents
Floor rear longitudinal beam Download PDFInfo
- Publication number
- CN115009378A CN115009378A CN202210719589.5A CN202210719589A CN115009378A CN 115009378 A CN115009378 A CN 115009378A CN 202210719589 A CN202210719589 A CN 202210719589A CN 115009378 A CN115009378 A CN 115009378A
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- China
- Prior art keywords
- base
- fixed
- frame
- cast aluminum
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 121
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 94
- 239000004411 aluminium Substances 0.000 claims description 30
- 150000001398 aluminium Chemical class 0.000 claims description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 238000004080 punching Methods 0.000 claims description 6
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 4
- 238000004512 die casting Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- 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
- B62D25/08—Front or rear portions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention belongs to the technical field of automobile parts, and particularly relates to a rear longitudinal beam of a floor; the floor rear longitudinal beam sealing device comprises a cast aluminum base and a stamping bridging piece, wherein the stamping bridging piece is fixed on the cast aluminum base, a longitudinal beam sealing piece is fixed at the top of the stamping bridging piece, and the shape and the structure of a floor rear longitudinal beam formed after the cast aluminum base and the stamping bridging piece are fixed together are the same as those of a conventional floor rear longitudinal beam; under the condition of not changing the arrangement condition of the whole vehicle, the weight can be reduced, the performance can be improved, and meanwhile, the connection with the rear sections of the front floor and the longitudinal beam does not damage the conventional technical scheme in the prior art.
Description
Technical Field
The invention belongs to the technical field of automobile parts, and particularly relates to a rear longitudinal beam of a floor.
Background
In recent years, with the development of new energy automobiles, some branded automobiles are beginning to explore the use of pure aluminum floors or pure aluminum assemblies, such as die-cast aluminum shock absorbers, die-cast aluminum torsion boxes or floor stringers. The die-casting longitudinal beam is beneficial to improving the platformization, modularization and lightweight of floor parts, can improve rigidity and improve the rear collision performance, shortens a size chain and improves the matching performance.
The existing die-casting aluminum rear longitudinal beam is widely used and applied on an all-aluminum floor, and has a reasonable structure, but when a steel-aluminum hybrid vehicle body is formed on a traditional steel floor as an assembly, the existing die-casting aluminum rear longitudinal beam has the following problems: 1. when the floor is matched with a traditional steel floor, the matching surface with a steel plate piece is not flexible enough, the lap joint edge with the XZ surface cannot be matched, and meanwhile, the lap joint edge cannot be matched with the rear sections of the front floor and the rear floor; 2. the bearing capacity is limited, and for the reinforcement of the longitudinal beam in the form, the process is limited only by the form of reasonably arranging the reinforcing ribs, and the reinforcing ribs cannot be arranged according to ideal bearing positions; 3. for conventional vehicles, the arrangement of surrounding environmental elements is not facilitated.
In summary, prior art floor rear stringers are typically welded by spot welding processes using conventional sheet steel stampings. The rear longitudinal beam of the structural form is limited by materials, the general weight is large, and due to the fact that the manufacturability of the steel plate stamping part is guaranteed, a plurality of parts are spliced to form the rear longitudinal beam, the number of general parts reaches more than ten parts, the number of tools is large, and the investment is large. In addition, the springback control of the metal plate longitudinal beam is considered, the multiple parts are overlapped in a matching mode, the size chain is long, and the matching challenges such as the chassis part are brought.
Disclosure of Invention
In order to overcome the problems, the invention provides a rear longitudinal beam of a floor, which can realize weight reduction and performance improvement under the condition of not changing the arrangement conditions of the conventional whole vehicle, and meanwhile, the connection with the front floor and the rear section of the longitudinal beam does not damage the conventional technical scheme in the prior art.
A floor rear longitudinal beam comprises a cast aluminum base 1 and a stamping bridge 2, wherein the cast aluminum base 1 and the stamping bridge 2 are both cast parts, and the stamping bridge 2 is fixed on the cast aluminum base 1.
The cast aluminum base 1 comprises a base 11 and side walls 12, wherein the side walls 12 are respectively arranged at the left end and the right end above the base 11, reinforcing ribs are arranged on the base 11, and the stamping bridging piece 2 is sleeved and fixed outside the cast aluminum base 1.
The base 11 is provided with a boss 111 at the intersection of the reinforcing ribs, an internal supporting member 112 is fixed on the boss 111, and the other end of the internal supporting member 112, which is not connected with the boss 111, is fixed in the stamping bridge member 2 positioned on the inner side of the vehicle. An inner supporting piece (112) is arranged on the boss (111), one end of the inner supporting piece (112) is fixed on the boss (111), and the other end of the inner supporting piece (112) is fixed on the punching bridging piece (2).
Inside supporting beam and the support longeron that is equipped with the cross arrangement of inside support piece 112 aluminium system cuboid frame, wherein the supporting beam is on a parallel with this aluminium system cuboid frame's top surface, and fix between this aluminium system cuboid frame's left surface and right flank, and the distance between supporting beam and this aluminium system cuboid frame bottom surface is less than the distance between this supporting beam and this aluminium system cuboid frame top surface, the support longeron is on a parallel with this aluminium system cuboid frame's left surface, and fix between this aluminium system cuboid frame's top surface and bottom surface, and the distance of support longeron and this aluminium system cuboid frame right flank is less than this distance between support longeron and this aluminium system cuboid frame left surface.
The cast aluminum base 1 is of a U-shaped structure and comprises a base 11 and side walls 12, wherein the side walls 12 are respectively arranged at the left end and the right end above the base 11, reinforcing ribs are arranged on the base 11, and the stamping bridging piece 2 is fixed at the top ends of the side walls 12 of the cast aluminum base 1.
The cast aluminum base 1 comprises a bottom plate, reinforcing ribs 13 are arranged on the bottom plate, and the stamping bridge piece 2 is fixed on the bottom plate;
the cast aluminum base 1 is provided with a table top matched with the auxiliary frame suspension and the shock absorber, and is also provided with an avoidance pressing pit for avoiding the transmission shaft and the swing arm;
and fixing the longitudinal beam closing member (3) on the top of the stamping bridge member (2).
The cast aluminum base 1 is of a U-shaped structure and comprises a base 11 and side walls 12, wherein the side walls 12 are respectively arranged at the left end and the right end above the base 11, flanges are arranged outside the side walls 12, flanges are also arranged outside the bottoms of the stamping bridging pieces 2, and the stamping bridging pieces 2 are buckled on the cast aluminum base 1, so that the flanges outside the side walls 12 are in contact with and fixed together with the flanges at the bottoms of the stamping bridging pieces 2.
The cast aluminum base 1 is of a U-shaped structure and comprises a base 11 and side walls 12, wherein the side walls 12 are respectively arranged at the left end and the right end above the base 11, and the stamping bridging piece 2 is sleeved and fixed in the cast aluminum base 1.
The invention has the beneficial effects that:
the invention improves the overall performance such as rigidity, collision and the like, realizes light weight, solves the matching problem,
drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 and 4 are both schematic structural views of embodiment 2 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 6 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 7 is a schematic structural diagram of embodiment 5 of the present invention.
Fig. 8 is a schematic structural diagram of embodiment 6 of the present invention.
Fig. 9 is a schematic structural diagram of embodiment 7 of the present invention.
Fig. 10 is a schematic structural diagram of embodiment 8 of the present invention.
Wherein: 1, casting an aluminum base; 11 a base; 111 a boss; 112 internal support members; 12 side walls; 13 reinforcing ribs; 2 stamping the bridging piece; 3 stringer closing member.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example 1
As shown in fig. 1 and 2, a rear floor stringer comprises a cast aluminum base 1 and a stamped bridge 2, wherein the cast aluminum base 1 and the stamped bridge 2 are both cast, the stamped bridge 2 is fixed on the cast aluminum base 1, a stringer closing member 3 is fixed on the top of the stamped bridge 2, and the shape and the configuration of the rear floor stringer formed after the cast aluminum base 1 and the stamped bridge 2 are fixed together are the same as those of the conventional rear floor stringer.
The cast aluminum base 1 is provided with a table top matched with the auxiliary frame suspension and the shock absorber, and is also provided with an avoidance pressing pit for avoiding the transmission shaft and the swing arm.
The table top and the indentation are cast and formed together with the cast aluminum base 1, and it is described that the cast aluminum base 1 and the stamping bridging piece 2 can only be made of castings, and the castings can be adopted to realize a special-shaped structure, and the table top and the indentation are correspondingly shaped. If steel sheet stampings are used, multiple pieces are stamped in batches and then welded, including the underlying base, in at least 2 pieces in the machine length direction.
The present invention does not require reinforcement in terms of strength because the lower cast aluminum base 1 is a casting and there is no problem in strength. Between the cast aluminium base 1 and the stamped bridge 2, a support is provided, which provides a very high stiffness increase of the whole stringer, the lifting effect being of the order of magnitude.
Example 2
As shown in fig. 3 and 4, the cast aluminum base 1 includes a bottom plate on which the stamped bridge 2 is fixed, and reinforcing ribs 13 are provided on the bottom plate.
Example 3
As shown in fig. 5, the cast aluminum base 1 is a U-shaped structure, and includes a base 11 and a side wall 12, wherein the left and right ends above the base 11 are respectively provided with the side wall 12, and the outside of the side wall 12 is provided with a flange, the outside of the bottom of the stamping bridge 2 is also provided with a flange, the stamping bridge 2 is buckled on the cast aluminum base 1, so that the flange outside the side wall 12 contacts with the flange at the bottom of the stamping bridge 2 and is fixed together.
Example 4
As shown in fig. 6, the cast aluminum base 1 is a U-shaped structure, and includes a base 11 and side walls 12, wherein the left and right ends above the base 11 are respectively provided with the side walls 12, and the stamped bridge 2 is nested and fixed in the cast aluminum base 1. Specifically speaking: the two ends of the stamping bridge 2 are respectively fixed in the side walls 12 at the left and right ends of the cast aluminum base 1.
Example 5
As shown in fig. 7, the cast aluminum base 1 includes a base 11 and side walls 12, wherein the left and right ends above the base 11 are respectively provided with the side walls 12, the base 11 is provided with reinforcing ribs, and the stamped bridge 2 is sleeved and fixed outside the cast aluminum base 1. Specifically speaking: the two ends of the stamped bridge 2 are fixed outside the side walls 12 at the left and right ends of the cast aluminum base 1 respectively.
Example 6
As shown in fig. 8, similarly to embodiment 5, a boss 111 is provided at the intersection of the reinforcing ribs on the base 11, an internal support member 112 is fixed on the boss 111, and the other end of the internal support member 112, which is not connected to the boss 111, is fixed in the stamped bridge 2 located on the vehicle interior side.
Example 7
As shown in fig. 9, as in embodiment 5, the bosses 111 provided at the intersection of the reinforcing ribs on the base 11 have the same height, the inner supporting member 112 is fixed on the bosses 111, and the inner supporting member 112 is an aluminum rectangular frame, and left and right side surfaces of the aluminum rectangular frame are respectively fixed at left and right ends of the stamped bridge 2.
Inside supporting beam and the support longeron that is equipped with the cross arrangement of inside support piece 112 aluminium system cuboid frame, wherein the supporting beam is on a parallel with this aluminium system cuboid frame's top surface, and fix between this aluminium system cuboid frame's left surface and right flank, and the distance between supporting beam and this aluminium system cuboid frame bottom surface is less than the distance between this supporting beam and this aluminium system cuboid frame top surface, the support longeron is on a parallel with this aluminium system cuboid frame's left surface, and fix between this aluminium system cuboid frame's top surface and bottom surface, and the distance of support longeron and this aluminium system cuboid frame right flank is less than this distance between support longeron and this aluminium system cuboid frame left surface.
Example 8
As shown in fig. 10, the cast aluminum base 1 is a U-shaped structure, and includes a base 11 and side walls 12, wherein the left and right ends above the base 11 are respectively provided with the side walls 12, the base 11 is provided with a reinforcing rib, and the stamped bridge 2 is fixed on the top ends of the side walls 12 of the cast aluminum base 1. In this case, the stamped bridge 2 simultaneously serves as a stringer closure element, without the need for a separate stringer closure element 3.
Although the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the scope of the present invention is not limited to the specific details of the above embodiments, and any person skilled in the art can substitute or change the technical solution of the present invention and its inventive concept within the technical scope of the present invention, and these simple modifications belong to the scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. A floor rear longitudinal beam is characterized in that: the stamping bridge piece structure comprises a cast aluminum base (1) and a stamping bridge piece (2), wherein the stamping bridge piece (2) is fixed on the cast aluminum base (1).
2. The floor rear longitudinal of claim 1, wherein: the cast aluminum base (1) comprises a base (11) and side walls (12), the side walls (12) are arranged at the left end and the right end above the base (11) respectively, reinforcing ribs are arranged on the base (11), and the stamping bridging piece (2) is sleeved and fixed outside the cast aluminum base (1).
3. A floor rear longitudinal of claim 2, wherein: the base is characterized in that a boss (111) is arranged at the intersection of reinforcing ribs on the base (11), an internal supporting piece (112) is arranged on the boss (111), one end of the internal supporting piece (112) is fixed on the boss (111), and the other end of the internal supporting piece (112) is fixed on the stamping bridging piece (2).
4. A floor rear longitudinal of claim 2, wherein: boss (111) that strengthening rib intersection was equipped with on base (11) are highly the same, are fixed with inside support piece (112) on boss (111), and inside support piece (112) are aluminium cuboid frame, and the left and right sides face of this aluminium cuboid frame is fixed respectively at the left and right sides both ends of punching press bridging piece (2).
5. The floor rear longitudinal of claim 4, wherein: the inside supporting beam and the support longeron that are equipped with the cross arrangement of aluminium system cuboid frame as inside support piece (112), wherein the supporting beam is on a parallel with this aluminium system cuboid frame's top surface, and fix between this aluminium system cuboid frame's left surface and right flank, and the distance between supporting beam and this aluminium system cuboid frame bottom surface is less than the distance between this supporting beam and this aluminium system cuboid frame top surface, the support longeron is on a parallel with this aluminium system cuboid frame's left surface, and fix between this aluminium system cuboid frame's top surface and bottom surface, and the distance of support longeron and this aluminium system cuboid frame right flank is less than the distance between this support longeron and this aluminium system cuboid frame left surface.
6. The floor rear longitudinal of claim 1, wherein: cast aluminum base (1) is U type structure, including base (11) and lateral wall (12), wherein the both ends are equipped with lateral wall (12) respectively about base (11) top, are equipped with the strengthening rib on base (11), and punching press bridging piece (2) are fixed on lateral wall (12) top of cast aluminum base (1).
7. The floor rear longitudinal of claim 6, wherein: bosses (111) arranged at the intersection of the reinforcing ribs on the base (11) have the same height, internal supporting pieces (112) are fixed on the bosses (111), the internal supporting pieces (112) are aluminum square frames, supporting cross beams and supporting longitudinal beams which are arranged in a crossed manner are arranged in the aluminum square frames, wherein the supporting beam is parallel to the top surface of the aluminum cubic frame and is fixed between the left side surface and the right side surface of the aluminum cubic frame, and the distance between the supporting beam and the bottom surface of the aluminum cube frame is smaller than the distance between the supporting beam and the top surface of the aluminum cube frame, the supporting longitudinal beam is parallel to the left side surface of the aluminum cube frame, and is fixed between the top surface and the bottom surface of the aluminum square frame, and the distance between the support longitudinal beam and the right side surface of the aluminum square frame is smaller than the distance between the support longitudinal beam and the left side surface of the aluminum square frame.
8. The floor rear longitudinal of claim 1, wherein:
the cast aluminum base 1 comprises a bottom plate, reinforcing ribs 13 are arranged on the bottom plate, and the stamping bridge piece 2 is fixed on the bottom plate;
a table top matched with the auxiliary frame suspension and the shock absorber is arranged on the cast aluminum base (1), and an avoidance pressing pit for avoiding the transmission shaft and the swing arm is also arranged on the cast aluminum base (1);
the stringer closure (3) is fixed on top of the stamped bridge (2).
9. The floor rear longitudinal of claim 1, wherein: cast aluminum base (1) is U type structure, including base (11) and lateral wall (12), wherein both ends are equipped with lateral wall (12) respectively about base (11) top, and lateral wall (12) outside is equipped with the turn-ups, and the outside of punching press bridging piece (2) bottom also is equipped with the turn-ups, and punching press bridging piece (2) lock is on cast aluminum base (1) for the turn-ups of lateral wall (12) outside and the turn-ups contact of punching press bridging piece (2) bottom and be fixed together.
10. The floor rear longitudinal of claim 1, wherein: the cast aluminum base (1) is of a U-shaped structure and comprises a base (11) and side walls (12), wherein the side walls (12) are respectively arranged at the left end and the right end above the base (11), and the stamping bridging piece (2) is sleeved and fixed in the cast aluminum base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719589.5A CN115009378A (en) | 2022-06-23 | 2022-06-23 | Floor rear longitudinal beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719589.5A CN115009378A (en) | 2022-06-23 | 2022-06-23 | Floor rear longitudinal beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115009378A true CN115009378A (en) | 2022-09-06 |
Family
ID=83076580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210719589.5A Pending CN115009378A (en) | 2022-06-23 | 2022-06-23 | Floor rear longitudinal beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115009378A (en) |
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|---|---|---|---|---|
| JP2000016350A (en) * | 1998-07-08 | 2000-01-18 | Suzuki Motor Corp | Rear floor structure of automobile |
| JP2001347966A (en) * | 2000-06-08 | 2001-12-18 | Toyota Motor Corp | Floor under body structure for vehicle |
| JP2005119558A (en) * | 2003-10-17 | 2005-05-12 | Fuji Heavy Ind Ltd | Suspension cross-member structure of vehicle |
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| JP2010132087A (en) * | 2008-12-03 | 2010-06-17 | Honda Motor Co Ltd | Vehicle body structure |
| CN202429278U (en) * | 2012-02-02 | 2012-09-12 | 长春合心机械制造有限公司 | Detecting and shape-righting device for assembling assembly of automobile seat |
| CN202879598U (en) * | 2012-09-17 | 2013-04-17 | 上海汽车集团股份有限公司 | Sheet-tailor-welded cavity truss-type auxiliary carframe with crash safety function |
| CN108116500A (en) * | 2016-11-30 | 2018-06-05 | 丰田自动车株式会社 | Bottom section of body |
| CN207617808U (en) * | 2017-10-12 | 2018-07-17 | 广州汽车集团股份有限公司 | A kind of automotive back encloses assembly |
| CN109353410A (en) * | 2018-11-21 | 2019-02-19 | 东风华神汽车有限公司 | A kind of commercial vehicle longitudinal beam structure |
| CN210101785U (en) * | 2019-04-10 | 2020-02-21 | 广州汽车集团股份有限公司 | Connecting structure of rear wheel cover and floor beam |
| CN110937024A (en) * | 2018-09-21 | 2020-03-31 | 丰田自动车株式会社 | Steering support structure |
| CN111284567A (en) * | 2018-12-06 | 2020-06-16 | 丰田自动车株式会社 | Vehicle body structure |
| CN114475813A (en) * | 2022-01-29 | 2022-05-13 | 重庆长安汽车股份有限公司 | Side opening type vehicle body longitudinal beam |
-
2022
- 2022-06-23 CN CN202210719589.5A patent/CN115009378A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000016350A (en) * | 1998-07-08 | 2000-01-18 | Suzuki Motor Corp | Rear floor structure of automobile |
| JP2001347966A (en) * | 2000-06-08 | 2001-12-18 | Toyota Motor Corp | Floor under body structure for vehicle |
| JP2005119558A (en) * | 2003-10-17 | 2005-05-12 | Fuji Heavy Ind Ltd | Suspension cross-member structure of vehicle |
| CN1771160A (en) * | 2004-03-31 | 2006-05-10 | 本田技研工业株式会社 | Vehicle body frame structure |
| JP2010132087A (en) * | 2008-12-03 | 2010-06-17 | Honda Motor Co Ltd | Vehicle body structure |
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| CN202879598U (en) * | 2012-09-17 | 2013-04-17 | 上海汽车集团股份有限公司 | Sheet-tailor-welded cavity truss-type auxiliary carframe with crash safety function |
| CN108116500A (en) * | 2016-11-30 | 2018-06-05 | 丰田自动车株式会社 | Bottom section of body |
| CN207617808U (en) * | 2017-10-12 | 2018-07-17 | 广州汽车集团股份有限公司 | A kind of automotive back encloses assembly |
| CN110937024A (en) * | 2018-09-21 | 2020-03-31 | 丰田自动车株式会社 | Steering support structure |
| CN109353410A (en) * | 2018-11-21 | 2019-02-19 | 东风华神汽车有限公司 | A kind of commercial vehicle longitudinal beam structure |
| CN111284567A (en) * | 2018-12-06 | 2020-06-16 | 丰田自动车株式会社 | Vehicle body structure |
| CN210101785U (en) * | 2019-04-10 | 2020-02-21 | 广州汽车集团股份有限公司 | Connecting structure of rear wheel cover and floor beam |
| CN114475813A (en) * | 2022-01-29 | 2022-05-13 | 重庆长安汽车股份有限公司 | Side opening type vehicle body longitudinal beam |
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