CN115320729A - Automobile body floor and car - Google Patents
Automobile body floor and car Download PDFInfo
- Publication number
- CN115320729A CN115320729A CN202211024633.7A CN202211024633A CN115320729A CN 115320729 A CN115320729 A CN 115320729A CN 202211024633 A CN202211024633 A CN 202211024633A CN 115320729 A CN115320729 A CN 115320729A
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- CN
- China
- Prior art keywords
- cross beam
- vehicle body
- body floor
- longitudinal beams
- sides
- 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
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 13
- 238000005452 bending Methods 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 8
- 238000003466 welding Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 231100000817 safety factor Toxicity 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/06—Understructures, i.e. chassis frame on which a vehicle body may be mounted of X-shaped or fork-shaped construction, i.e. having members which form an X or fork as the frame is seen in plan view
Abstract
The invention discloses a vehicle body floor and a vehicle, and relates to the technical field of vehicles, wherein the vehicle body floor comprises a vehicle body floor body, two longitudinal beams arranged in parallel and reinforcing components respectively connected with the two longitudinal beams; the longitudinal beams are respectively arranged at two ends of the vehicle body floor body, and a first cross beam, a second cross beam and a third cross beam are respectively arranged on one sides of the longitudinal beams, which are far away from the reinforcing assembly; the reinforcing assembly comprises a first cross beam and a second cross beam, the end parts of the first cross beam and the second cross beam are respectively connected with the two longitudinal beams, all extending ends of the first cross beam respectively correspond to the positions of the first cross beam and the second cross beam on the two sides of the longitudinal beams one to one, and the extending ends of at least two same sides of the second cross beam respectively correspond to the positions of the third cross beams on the two sides of the longitudinal beams. The invention can solve the technical problem that the automobile performance is influenced by the overweight of the automobile body due to the fact that the material thickness is increased or the automobile body structure is increased to improve the bending rigidity of the automobile body in the prior art.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an automobile body floor and an automobile.
Background
With the development of global economy and civilization, automobiles are more and more favored by people as transportation means such as riding instead of walk, carrying people and transporting, the automobiles save time for traveling, improve efficiency for work, facilitate traveling and playing, enrich our lives and increase the development of national economy. However, with the continuous development of automobiles, people have higher and higher requirements on the comfort of automobiles, especially the requirements on Noise, vibration and Harshness (Noise, vibration, and Harshness), that is, NVH problems, the better the bending stiffness of the automobile body, the better the NVH performance, and the higher the comfort of the automobile.
At present, the common method for improving the bending rigidity of the automobile body is to increase the thickness of materials or increase the structure of the automobile body, and improve the bending rigidity of the automobile body, but the automobile body becomes heavier, the heavier the automobile body is, the more the inertia is, if the automobile is suddenly braked in an emergency, the longer the automobile body must slide, and thus the heavier the automobile body becomes a burden, besides safety factors, the heavier the automobile body is, the greater the burden of the automobile body is, the heavier the automobile moves, and the more the fuel is consumed.
Therefore, the technical problem that the performance of the automobile is affected due to the overweight of the automobile body is generally solved by increasing the material thickness or increasing the structure of the automobile body to improve the bending rigidity of the automobile body in the prior automobile.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a vehicle body floor and a vehicle, and aims to solve the technical problem that the vehicle body performance is affected due to overweight caused by increasing the material thickness or increasing the vehicle body structure to improve the bending rigidity of the vehicle body in the prior art.
An aspect of the present invention provides a vehicle body floor including:
the automobile floor comprises an automobile floor body, two longitudinal beams arranged in parallel and reinforcing assemblies respectively connected with the two longitudinal beams;
the longitudinal beams are respectively arranged at two ends of the vehicle body floor body, one side of each longitudinal beam, which is far away from the reinforcing component, is respectively provided with a first cross beam, a second cross beam and a third cross beam, and the first cross beam, the second cross beam and the third cross beam are fixedly connected to the vehicle body floor body;
the reinforcing assembly comprises a first cross beam and a second cross beam, the end parts of the first cross beam and the second cross beam are respectively connected with two longitudinal beams, all extending ends of the first cross beam are respectively in one-to-one correspondence with the positions of the first cross beam and the second cross beam on two sides of the longitudinal beams, and the extending ends of at least two same sides of the second cross beam are respectively in position correspondence with the third cross beams on two sides of the longitudinal beams.
Compared with the prior art, adopt the automobile body floor that shows in the middle of this embodiment, beneficial effect lies in: the vehicle body floor provided by the invention comprises a vehicle body floor body, two longitudinal beams arranged in parallel and reinforcing assemblies respectively connected with the two longitudinal beams; the longitudinal beams are respectively arranged at two ends of the vehicle body floor body, one sides of the longitudinal beams, far away from the reinforcing assembly, are respectively provided with a first cross beam, a second cross beam and a third cross beam, and the first cross beam, the second cross beam and the third cross beam are fixedly connected to the vehicle body floor body; the reinforcing assembly comprises a first cross beam and a second cross beam, the end parts of the first cross beam and the second cross beam are respectively connected with two longitudinal beams, all extending ends of the first cross beam respectively correspond to the positions of a first cross beam and a second cross beam on two sides of the longitudinal beams one by one, and at least two extending ends on the same side of the second cross beam respectively correspond to the positions of a third cross beam on two sides of the longitudinal beams; the first cross beam and the second cross beam are connected with the floor body of the vehicle body and the longitudinal beams on two sides through spot welding by adopting a traditional sheet metal stamping process, so that the vehicle body floor is lighter in weight, higher in bending rigidity, stable in spot welding process, high in efficiency and low in cost; therefore, the technical problem that the automobile performance is influenced due to the fact that the automobile body is too heavy due to the fact that the material thickness is increased or the automobile body structure is increased to improve the bending rigidity of the automobile body in the prior art is solved.
According to an aspect of above-mentioned technical scheme, the second crossbeam with be connected with the mount pad between the third crossbeam, the mount pad includes first installation department and locates second installation department on the first installation department, first installation department is located on the automobile body floor body, the both sides of first installation department lean on respectively the second crossbeam with the third crossbeam.
According to an aspect of the above technical solution, the second mounting portion extends from a side of the second cross member and a side of the third cross member to form a connecting portion, and the connecting portion is connected with the second cross member and the third cross member by spot welding.
According to an aspect of the above technical solution, the second mounting portion is provided with a plate spring connecting portion for attaching the first plate spring pre-mounted on the vehicle body floor body.
According to one aspect of the above technical scheme, a groove is formed in the plate spring connecting portion, a through hole is formed in the groove in the plate spring connecting portion, and the through hole is used for being attached to the first plate spring.
According to one aspect of the technical scheme, a spare tire mounting cross beam is arranged on one side, away from the first cross beam, of the second cross beam and is respectively connected with the inner sides of the two longitudinal beams.
According to one aspect of the technical scheme, the outer sides, far away from the spare tire mounting cross beam, of the longitudinal beams are respectively provided with a fourth cross beam, and one end of each fourth cross beam is abutted against the vehicle body floor body to be fixed.
According to one aspect of the above technical solution, a side of the fourth cross member away from the third cross member is provided with a leaf spring mounting longitudinal beam for attaching a second leaf spring pre-mounted on the vehicle body floor body.
According to one aspect of the above technical solution, the first cross beam and the second cross beam are respectively connected with the longitudinal beams on both sides by spot welding.
Another aspect of the present invention is to provide an automobile, which includes the vehicle body floor according to the above technical solution.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a vehicle body floor in a first embodiment of the invention;
FIG. 2 is a schematic structural view of a reinforcement assembly in a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second cross member, a third cross member and a mounting seat according to a first embodiment of the present invention;
FIG. 4 is a Z-direction displacement test chart of the vehicle body in the first embodiment of the invention;
the figures are for the symbolic illustration of the components:
the vehicle body floor comprises a vehicle body floor body 10, a longitudinal beam 20, a reinforcing assembly 30, a first cross beam 31, a second cross beam 32, a first cross beam 40, a second cross beam 41, a third cross beam 42, a mounting seat 43, a fourth cross beam 44, a leaf spring mounting longitudinal beam 45, a spare tire mounting cross beam 50, a rear surrounding floor cross beam 60, a seat mounting cross beam 70, a first mounting portion 430, a second mounting portion 431, a connecting portion 432, a groove 433, a through hole 434 and a leaf spring connecting portion 435.
Detailed Description
In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the invention are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the device or element so referred to must be oriented, constructed or operated in a particular manner, and thus should not be construed as limiting the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, a first embodiment of the present invention provides a vehicle body floor, which includes a vehicle body floor body 10, two longitudinal beams 20 arranged in parallel, and a reinforcing assembly 30 respectively connecting the two longitudinal beams 20; the vehicle body floor body 10 is provided with two longitudinal beams 20 arranged in parallel, the longitudinal beams 20 are fixed on the vehicle body floor body 10 through spot welding, and the longitudinal beams 20 are used for supporting a vehicle body so as to improve the strength of the vehicle body floor. The side of the longitudinal beam 20 far away from the reinforcing component 30 is respectively provided with a first cross beam 40, a second cross beam 41 and a third cross beam 42, the first cross beam 40, the second cross beam 41 and the third cross beam 42 are fixedly connected to the vehicle body floor body 10, one end of the first cross beam 40 abuts against the spot welding connection longitudinal beam 20, the other end of the first cross beam abuts against the side wall of the vehicle body floor body 10, the side wall of the second cross beam 41 abuts against the side wall of the vehicle body floor body 10, and the first cross beam 40, the second cross beam 41 and the third cross beam 42 are used for increasing the torsional rigidity of the vehicle body and bearing longitudinal load.
The reinforcing assembly 30 comprises a first cross beam 31 and a second cross beam 32, the end parts of the first cross beam 31 and the second cross beam 32 are respectively connected with two longitudinal beams 20, all extending ends of the first cross beam 31 are respectively corresponding to the positions of a first cross beam 40 and a second cross beam 41 on two sides of the longitudinal beams 20 in a one-to-one manner, at least two extending ends on the same side of the second cross beam 32 are respectively corresponding to the positions of a third cross beam 42 on two sides of the longitudinal beams 20 in a three-dimensional manner, it should be noted that the first cross beam 31 and the second cross beam 32 are arranged in an X-shaped manner, a plurality of triangles are formed between the first cross beam 31 and the second cross beam 32 and the longitudinal beams 20, and the structure is more stable, compared with the arrangement of the traditional horizontal and flat beams, the first cross beam 31 and the second cross beam 32 are more stable in the stress direction, so that the bending rigidity of the vehicle body is improved, the performance of the vehicle body is further improved, and the influence of the vehicle performance caused by the excessive bending rigidity of the vehicle body due to the increase of the vehicle body structure is avoided; the first cross beam 31 and the second cross beam 32 are both formed by adopting a traditional sheet metal stamping process and are connected with the vehicle body floor body 10 and the longitudinal beams 20 on two sides through spot welding, so that the vehicle body floor is lighter in weight, higher in bending rigidity, stable in spot welding process, high in efficiency and low in cost.
In addition, all the extending ends of the first cross beam 31 correspond to the positions of the first cross beam 40 and the second cross beam 41 on both sides of the longitudinal beam 20, respectively, one-to-one correspondence is made between at least two extending ends on the same side of the second cross beam 32 and the position of the third cross beam 42 on both sides of the longitudinal beam 20, and the other two ends of the second cross beam 32 correspond to the tire assemblies at the rear ends on both sides of the longitudinal beam 20. The first cross beam 40, the second cross beam 41 and the third cross beam 42 correspond to the end parts of the first cross beam 31 and the second cross beam 32 on two sides of the longitudinal beam 20, so that stress is uniformly transmitted to the first cross beam 31, the second cross beam 32, the longitudinal beam 20 and the vehicle body floor body 10, and the strength and the rigidity of the vehicle body floor are further improved.
The mounting seat 43 is connected between the second cross beam 41 and the third cross beam 42, the mounting seat 43 comprises a first mounting portion 430 and a second mounting portion 431 arranged on the first mounting portion 430, the first mounting portion 430 is arranged on the vehicle body floor body 10, two sides of the first mounting portion 430 are respectively abutted against the second cross beam 41 and the third cross beam 42, the first mounting portion 430 is fixed between the second cross beam 41 and the third cross beam 42, the second mounting portion 431 respectively extends out of a connecting portion 432 towards one side of the second cross beam 41 and one side of the third cross beam 42, the connecting portion 432 is arranged on the second cross beam 41 and the third cross beam 42, and the second cross beam 41 and the third cross beam 42 are connected through spot welding to limit the second mounting portion 431.
In addition, the second mounting portion 431 is provided with a leaf spring connecting portion 435, the leaf spring connecting portion 435 is used for attaching a first leaf spring pre-mounted on the vehicle body floor body 10, the leaf spring connecting portion 435 is provided with a groove 433, and the leaf spring connecting portion 435 is provided with a through hole 434 in the groove 433, and the through hole 434 is used for attaching the first leaf spring.
Wherein, the second cross beam 32 is kept away from one side of first cross beam 31 and is equipped with spare tyre installation crossbeam 50, spare tyre installation crossbeam 50 connects the inboard of two longerons 20 respectively, spare tyre installation crossbeam 50 is used for having promoted the fastness and the stability of spare tyre installation, the power that spare tyre installation crossbeam 50 receives when installing the spare tyre will be transmitted to longeron 20, first cross beam 31, second cross beam 32 and on the automobile body floor body 10, enable the atress and distribute effectively and transmit, the life of spare tyre installation crossbeam 50 has been improved.
In addition, the outer sides of the longitudinal beams 20 far away from the spare tire mounting cross beam 50 are respectively provided with a fourth cross beam 44, one end of the fourth cross beam 44 is fixed against the vehicle body floor body 10, one side of the fourth cross beam 44 far away from the third cross beam 42 is provided with a leaf spring mounting longitudinal beam 45, the leaf spring mounting longitudinal beam 45 is used for attaching a second leaf spring pre-mounted on the vehicle body floor body 10, one end of the leaf spring mounting longitudinal beam 45 is connected with the fourth cross beam 44, and the other end of the leaf spring mounting longitudinal beam is provided with a rear surrounding floor cross beam 60, so that the leaf spring mounting longitudinal beam 45 is fixed between the fourth cross beam 44 and the rear surrounding floor cross beam 60. The rear floor cross member 60 abuts and spot-welds one end of the two longitudinal members 20, and is disposed parallel to the spare tire mounting cross member 50.
The seat mounting cross beam 70 is arranged on one side, far away from the second cross beam 32, of the first cross beam 31, the seat mounting cross beam 70 is respectively connected with the inner sides of the two longitudinal beams 20 and used for improving firmness and stability of seat mounting, force borne by the seat mounting cross beam 70 when the seat 43 is mounted is transmitted to the longitudinal beams 20, the first cross beam 31, the second cross beam 32 and the vehicle body floor body 10, stress can be effectively distributed and transmitted, and the service life of the seat mounting cross beam 70 is prolonged.
In the present embodiment, the arrangement of the first cross beam 31 and the second cross beam 32 improves the torsional rigidity of the vehicle body by 10.5% while achieving a weight reduction of 1.4% as compared with the conventional cross-flat vertical beam structure. As can be seen from the data graph, with the same applied torque 3000n.m, the arrangement of the first cross beam 31 and the second cross beam 32 significantly improves the Z-directional displacement of the vehicle body relative to the conventional structure under the condition that the position coordinates of the vehicle body are the same.
Compare in prior art, the automobile body floor that this embodiment provided, beneficial effect lies in: the vehicle body floor provided by the invention comprises a vehicle body floor body, two longitudinal beams arranged in parallel and reinforcing components respectively connected with the two longitudinal beams; the longitudinal beams are respectively arranged at two ends of the vehicle body floor body, one sides of the longitudinal beams, far away from the reinforcing assembly, are respectively provided with a first cross beam, a second cross beam and a third cross beam, and the first cross beam, the second cross beam and the third cross beam are fixedly connected to the vehicle body floor body; the reinforcing assembly comprises a first cross beam and a second cross beam, the end parts of the first cross beam and the second cross beam are respectively connected with two longitudinal beams, all extending ends of the first cross beam respectively correspond to the positions of a first cross beam and a second cross beam on two sides of the longitudinal beams one by one, and at least two extending ends on the same side of the second cross beam respectively correspond to the positions of a third cross beam on two sides of the longitudinal beams; the first cross beam and the second cross beam are both formed by adopting a traditional sheet metal stamping process, and are connected with the vehicle body floor body and the longitudinal beams on two sides through spot welding, so that the vehicle body floor is lighter in weight, higher in bending rigidity, stable in spot welding process, high in efficiency and low in cost; therefore, the technical problem that the automobile performance is influenced by the overweight of the automobile body due to the fact that the material thickness is increased or the automobile body structure is increased to improve the bending rigidity of the automobile body in the prior art is solved.
A second embodiment of the invention provides an automobile including the vehicle body floor in the above-described embodiments.
In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. A vehicle body floor, characterized in that the vehicle body floor comprises:
the vehicle body floor comprises a vehicle body floor body, two longitudinal beams arranged in parallel and reinforcing components respectively connected with the two longitudinal beams;
the longitudinal beams are respectively arranged at two ends of the vehicle body floor body, one sides of the longitudinal beams, far away from the reinforcing assembly, are respectively provided with a first cross beam, a second cross beam and a third cross beam, and the first cross beam, the second cross beam and the third cross beam are fixedly connected to the vehicle body floor body;
the reinforcing assembly comprises a first cross beam and a second cross beam, the end parts of the first cross beam and the second cross beam are respectively connected with two longitudinal beams, all extending ends of the first cross beam respectively correspond to the positions of the first cross beam and the second cross beam on two sides of the longitudinal beams one by one, and the extending ends on at least two same sides of the second cross beam respectively correspond to the positions of the third cross beams on two sides of the longitudinal beams.
2. The vehicle body floor according to claim 1, wherein a mounting seat is connected between the second cross beam and the third cross beam, the mounting seat comprises a first mounting portion and a second mounting portion arranged on the first mounting portion, the first mounting portion is arranged on the vehicle body floor body, and two sides of the first mounting portion are respectively abutted against the second cross beam and the third cross beam.
3. The vehicle body floor according to claim 2, wherein the second mounting portion extends toward a side of the second cross member and a side of the third cross member with a connecting portion that spot-welds the second cross member and the third cross member, respectively.
4. The vehicle body floor according to claim 3, wherein a leaf spring connecting portion for attaching a first leaf spring pre-installed on the vehicle body floor body is provided on the second installation portion.
5. The vehicle body floor according to claim 4, wherein the plate spring connecting portion is provided with a recess, and the plate spring connecting portion is provided with a through hole passing therethrough in the recess, the through hole being used for attaching the first plate spring.
6. The vehicle body floor according to claim 1, wherein a side of the second cross beam away from the first cross beam is provided with a spare tire mounting cross beam which connects inner sides of the two longitudinal beams, respectively.
7. The vehicle body floor according to claim 6, wherein outer sides of the side members remote from the spare tire installation cross member are respectively provided with a fourth cross member, one end of which is fixed against the vehicle body floor body.
8. The vehicle body floor according to claim 7, wherein a side of said fourth cross member remote from said third cross member is provided with a leaf spring mounting rail for attaching a second leaf spring pre-installed on said vehicle body floor body.
9. The vehicle body floor according to claim 1, wherein the first cross member and the second cross member are spot-welded to the side members on both sides, respectively.
10. An automobile, characterized in that the automobile comprises a vehicle body floor according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211024633.7A CN115320729A (en) | 2022-08-25 | 2022-08-25 | Automobile body floor and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211024633.7A CN115320729A (en) | 2022-08-25 | 2022-08-25 | Automobile body floor and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115320729A true CN115320729A (en) | 2022-11-11 |
Family
ID=83925583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211024633.7A Pending CN115320729A (en) | 2022-08-25 | 2022-08-25 | Automobile body floor and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115320729A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002362426A (en) * | 2001-06-05 | 2002-12-18 | Fuji Heavy Ind Ltd | Rear car body structure of automobile |
| JP2008230418A (en) * | 2007-03-20 | 2008-10-02 | Mazda Motor Corp | Lower body structure of vehicle |
| CN201437374U (en) * | 2009-05-19 | 2010-04-14 | 上海华普汽车有限公司 | Automobile frame |
| CN106926903A (en) * | 2015-12-29 | 2017-07-07 | 天津市雅敏科技有限公司 | A kind of electric automobile floor of novel improved structure |
| CN110775161A (en) * | 2019-11-06 | 2020-02-11 | 扬州市邗江金星机械厂 | Assembled freight train frame assembly |
| CN211281220U (en) * | 2019-12-05 | 2020-08-18 | 长城汽车股份有限公司 | Floor beam assembly and automobile |
-
2022
- 2022-08-25 CN CN202211024633.7A patent/CN115320729A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002362426A (en) * | 2001-06-05 | 2002-12-18 | Fuji Heavy Ind Ltd | Rear car body structure of automobile |
| JP2008230418A (en) * | 2007-03-20 | 2008-10-02 | Mazda Motor Corp | Lower body structure of vehicle |
| CN201437374U (en) * | 2009-05-19 | 2010-04-14 | 上海华普汽车有限公司 | Automobile frame |
| CN106926903A (en) * | 2015-12-29 | 2017-07-07 | 天津市雅敏科技有限公司 | A kind of electric automobile floor of novel improved structure |
| CN110775161A (en) * | 2019-11-06 | 2020-02-11 | 扬州市邗江金星机械厂 | Assembled freight train frame assembly |
| CN211281220U (en) * | 2019-12-05 | 2020-08-18 | 长城汽车股份有限公司 | Floor beam assembly and automobile |
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