CN111152851B - Central channel structure of automobile front floor - Google Patents
Central channel structure of automobile front floor Download PDFInfo
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- CN111152851B CN111152851B CN202010018603.XA CN202010018603A CN111152851B CN 111152851 B CN111152851 B CN 111152851B CN 202010018603 A CN202010018603 A CN 202010018603A CN 111152851 B CN111152851 B CN 111152851B
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- reinforcing
- central channel
- plate
- channel body
- fixedly connected
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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
Abstract
The invention relates to a central channel structure of a front floor of an automobile, which comprises an inverted U-shaped central channel body and reinforcing components symmetrically and fixedly connected to the edges of two sides of an opening of the central channel body respectively, wherein each reinforcing component comprises a first reinforcing plate fixed on one side of the edge of the opening of the central channel body and a first reinforcing arc plate fixedly connected with one end, far away from the opening of the central channel body, of the first reinforcing plate, the inverted U-shaped central channel body can improve the anti-impact deformation capability of the inverted U-shaped central channel body in the length direction, and the first reinforcing arc plate can keep enough toughness while absorbing the side impact energy by improving the rigidity under the side impact through the first reinforcing plate.
Description
Technical Field
The invention relates to the technical field of automobile structures, in particular to a central channel structure of an automobile front floor.
Background
At present, automobiles have an extremely important role in life of people, the automobile body not only needs to meet the riding comfort of passengers, but also needs to ensure the safety of passengers, so that the common vehicles adopt a structural design which is adaptive to the human body structure at key parts of the automobile body, and the injury of personnel is minimized.
In the design of an automobile body, considering that when an automobile is subjected to violent frontal collision, the left and right front longitudinal beams on two sides of the front part of the automobile body are often subjected to severe distortion deformation so as to cause severe extrusion of a passenger compartment, and easily cause injury to people in the passenger compartment, therefore, a front floor longitudinal beam is usually added at the position of a front floor, and when an accident occurs, the front longitudinal beam and the front floor longitudinal beam of the automobile play roles in transmitting force and reducing the bending deformation of the passenger compartment, so that the safety of the passengers in the compartment is protected to the maximum extent.
The left and right sides that all set up and cooperate central channel about the front floor longeron usually and weld together, can play fine biography power and automobile body bending resistance and strengthen the effect, but set up the front floor longeron and must increase welding part quantity, the structure becomes complicated, makes the welding degree of difficulty increase of front floor, has still increased automobile body weight in addition.
Disclosure of Invention
In view of the shortcomings of the prior art, it is an object of the present invention to provide a central tunnel structure of a front floor of an automobile with strong structural strength.
The above object of the present invention is achieved by the following technical solutions:
a central channel structure of a front floor of an automobile comprises an inverted U-shaped central channel body and reinforcing components which are symmetrically and fixedly connected to the edges of two sides of an opening of the central channel body respectively;
the reinforcing assembly comprises a first reinforcing plate fixed on one side of the opening edge of the central channel body and a first reinforcing arc plate fixedly connected with one end, far away from the opening of the central channel body, of the first reinforcing plate.
Through adopting above-mentioned technical scheme, the central channel body self of the type of falling U can promote its length direction's shock-resistant deformability, and through the rigidity under first reinforcing plate promotion side impact, its first enhancement arc board can keep sufficient toughness when absorbing side impact energy.
The present invention in a preferred example may be further configured to: the central channel body comprises a first side wall, a bottom plate and a second side wall which are fixedly connected in sequence, the bottom of the first side wall is provided with a clamping connecting groove, and one end, close to the bottom plate, of the first side wall is fixedly connected with a first connecting piece matched with the first connecting groove;
the first reinforcing arc plate is fixedly connected with one end, far away from the bottom plate, of the first side wall.
Through adopting above-mentioned technical scheme, the central channel body comprises first lateral wall, bottom plate and second lateral wall shape of the type of the section of falling U, and first connecting piece and chucking spread groove match back welded fastening can make the connection of first lateral wall and bottom plate more firm, reduce the possibility of both dislocation splits under the impact.
The present invention in a preferred example may be further configured to: one end of the first reinforcing arc plate, which is far away from the first reinforcing plate, is fixedly connected with a second reinforcing plate.
Through adopting above-mentioned technical scheme, continue to strengthen structural strength and impact resistance.
The present invention in a preferred example may be further configured to: the first connecting piece is in an arc triangular plate shape.
By adopting the technical scheme, the triangular plate-shaped first connecting piece is convenient to insert, install and connect.
The present invention in a preferred example may be further configured to: the reinforcing assembly comprises a raised reinforcing plate which is shaped like a Chinese character ji;
the uplift reinforcing plate comprises a first connecting foot, an uplift part and a second connecting foot which are fixedly connected in sequence, the first connecting foot is fixedly connected with the second reinforcing plate, and the second connecting foot is fixedly connected with the first reinforcing arc plate and the second reinforcing plate.
Through adopting above-mentioned technical scheme, the uplift gusset plate continues to play the effect of additional strengthening structural strength, simultaneously can with first reinforcing plate between form the cavity, guarantee the intensity of structure when using materials wisely.
The present invention in a preferred example may be further configured to: the bulge portion is provided to extend outward of the center tunnel body in an expanding manner along a longitudinal direction of the center tunnel body.
Through adopting above-mentioned technical scheme, the bulge that expands can effectively decompose the impact that comes from central channel body length direction and side direction, promotes the toughness under the impact.
The present invention in a preferred example may be further configured to: one end of the second connecting foot, which is far away from the bulge, is fixedly connected with an arc bulge, and an arc groove matched with the arc bulge is formed in the first side wall.
By adopting the technical scheme, the arc convex part and the arc groove are matched and then are welded and fixed, so that the connection between the first side wall and the second connecting pin is more stable, and the possibility of dislocation and splitting of the first side wall and the second connecting pin under impact is reduced.
In summary, the invention includes at least one of the following beneficial technical effects:
the inverted U-shaped central channel body can improve the anti-impact deformation capacity in the length direction, and the first reinforcing arc plate can keep enough toughness while absorbing the side impact energy by improving the rigidity under the side impact through the first reinforcing plate.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a structural view of an embodiment of the present invention;
fig. 3 is a structural illustration of an embodiment of the present invention.
Reference numerals: 1. a central channel body; 11. a first side wall; 111. a first connecting member; 112. a circular arc groove; 12. a base plate; 121. clamping the connecting groove; 13. a second side wall; 2. a reinforcement assembly; 21. a first reinforcing plate; 22. a first reinforcing arc plate; 23. a second reinforcing plate; 24. a raised reinforcing plate; 241. a first connecting pin; 242. a raised portion; 243. a second connecting pin; 244. a circular arc convex part.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a central channel structure of a front floor of an automobile disclosed by the present invention is shown in fig. 1 and fig. 2, and includes an inverted U-shaped central channel body 1, and further includes reinforcing components 2 respectively and symmetrically fixedly connected to edges of two sides of an opening of the central channel body 1, where the reinforcing components 2 include a first reinforcing plate 21 fixed to one side of the edge of the opening of the central channel body 1, and a first reinforcing arc plate 22 fixedly connected to an end of the first reinforcing plate 21 away from the opening of the central channel body 1. The inverted U-shaped center tunnel body 1 itself can improve its lengthwise impact deformation resistance, and by improving the rigidity under side impact at the first reinforcing plate 21, its first reinforcing arc plate 22 can maintain sufficient toughness while absorbing the side impact energy.
Central channel body 1 is including fixed connection's first lateral wall 11, bottom plate 12 and second lateral wall 13 in proper order, and the bottom of first lateral wall 11 is formed with chucking spread groove 121, and the one end fixedly connected with that first lateral wall 11 is close to bottom plate 12 matches with first connecting piece 111 in first spread groove, and the one end fixed connection that bottom plate 12 was kept away from to first enhancement arc board 22 and first lateral wall 11. The central passage body 1 is formed in an inverted U-shaped cross-section by a first side wall 11, a bottom plate 12 and a second side wall 13.
The first connecting piece 111 is arc-shaped triangular plate-shaped, so that the inserting installation and connection are facilitated, the first side wall 11 and the bottom plate 12 can be more stably connected by welding and fixing after being overlapped with the clamping connecting groove 121, rigid connection is formed, and the possibility of dislocation splitting of the first side wall and the bottom plate under impact can be reduced. One end of the first reinforcing arc plate 22 far away from the first reinforcing plate 21 is fixedly connected with a second reinforcing plate 23, so that the structural strength and impact resistance can be continuously enhanced.
As shown in fig. 2 and 3, the reinforcing assembly 2 includes a raised reinforcing plate 24, the raised reinforcing plate 24 is shaped like a Chinese character ji, the raised reinforcing plate 24 includes a first connecting leg 241, a raised portion 242 and a second connecting leg 243 which are fixedly connected in sequence, the first connecting leg 241 is fixedly connected with the second reinforcing plate 23, and the second connecting leg 243 is fixedly connected with the first reinforcing arc plate 22 and the second reinforcing plate 23. The raised reinforcing plate 24 continues to reinforce the structural strength while forming a cavity with the first reinforcing plate 21, thereby saving material and ensuring structural strength.
The bulge 242 is extended and extended to the outside of the central passage body 1 along the length direction of the central passage body 1, and the bulge 242 expanded outward can effectively decompose the impact from the length direction and the side direction of the central passage body 1, thereby improving the toughness under the impact.
One end of the second connecting leg 243, which is far away from the bulge 242, is fixedly connected with an arc protrusion 244, the first side wall 11 is provided with an arc groove 112 matched with the arc protrusion 244, and the arc protrusion 244 is welded and fixed with the arc groove 112 after being matched with the arc groove 112, so that the connection between the first side wall 11 and the second connecting leg 243 is more stable, and the possibility of dislocation and splitting under impact is reduced.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (1)
1. The utility model provides a floor central channel structure before car, includes central channel body (1) of the type of falling U, its characterized in that: the reinforced channel structure also comprises reinforcing components (2) which are symmetrically and fixedly connected with the edges of two sides of the opening of the central channel body (1) respectively; the reinforcing assembly (2) comprises a first reinforcing plate (21) fixed on one side of the opening edge of the central channel body (1) and a first reinforcing arc plate (22) fixedly connected with the first reinforcing plate (21) far away from one end of the opening of the central channel body (1), the central channel body (1) comprises a first side wall (11), a bottom plate (12) and a second side wall (13) which are fixedly connected in sequence, the bottom plate (12) is provided with a clamping connecting groove (121), and one end, close to the bottom plate (12), of the first side wall (11) is fixedly connected with a first connecting piece (111) matched with the first connecting groove; the first reinforcing arc plate (22) is fixedly connected with one end, far away from the bottom plate (12), of the first side wall (11), the second reinforcing plate (23) is fixedly connected with one end, far away from the first reinforcing plate (21), of the first reinforcing arc plate (22), the first connecting piece (111) is in an arc triangular plate shape, the reinforcing assembly (2) comprises a raised reinforcing plate (24), and the raised reinforcing plate (24) is in a shape like a Chinese character 'ji'; uplift gusset plate (24) is including the first even foot (241), uplift portion (242) and the second even foot (243) of fixed connection in proper order, first even foot (241) with second reinforcing plate (23) fixed connection, the second even foot (243) with first enhancement arc board (22) and second reinforcing plate (23) fixed connection, uplift portion (242) are followed the length direction of central channel body (1) to the outside expansion extension setting of central channel body (1), the second is kept away from even foot (243) the one end fixedly connected with circular arc bellying (244) of uplift portion (242), seted up on first lateral wall (11) with circular arc bellying (244) the circular arc recess (112) that match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018603.XA CN111152851B (en) | 2020-01-08 | 2020-01-08 | Central channel structure of automobile front floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010018603.XA CN111152851B (en) | 2020-01-08 | 2020-01-08 | Central channel structure of automobile front floor |
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| Publication Number | Publication Date |
|---|---|
| CN111152851A CN111152851A (en) | 2020-05-15 |
| CN111152851B true CN111152851B (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010018603.XA Active CN111152851B (en) | 2020-01-08 | 2020-01-08 | Central channel structure of automobile front floor |
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| CN (1) | CN111152851B (en) |
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| CN104828151A (en) * | 2014-10-27 | 2015-08-12 | 北汽福田汽车股份有限公司 | Front floor middle channel structure and vehicle having same |
| CN107618578A (en) * | 2016-07-15 | 2018-01-23 | 天津瑞林迪金属制品有限公司 | Middle passage lower reinforcing plate |
| CN108025775A (en) * | 2015-07-02 | 2018-05-11 | 标致雪铁龙汽车股份有限公司 | The floor of motor vehicles |
| CN207345939U (en) * | 2017-07-27 | 2018-05-11 | 北京汽车集团有限公司 | The reinforcement structure of middle passage lower reinforcing plate and automobile central passage |
| CN207482025U (en) * | 2017-11-10 | 2018-06-12 | 宝沃汽车（中国）有限公司 | Reinforcement structure, centre gangway structure and automobile |
| CN207496792U (en) * | 2017-10-31 | 2018-06-15 | 上汽通用汽车有限公司 | Automobile central passage girder construction and automobile |
| CN208469952U (en) * | 2018-05-23 | 2019-02-05 | 上汽通用汽车有限公司 | A kind of automotive floor panel crossbeam and vehicle body |
Family Cites Families (6)
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| JP4680834B2 (en) * | 2006-05-30 | 2011-05-11 | トヨタ自動車株式会社 | Vehicle floor structure |
| DE102007002667A1 (en) * | 2007-01-18 | 2008-07-31 | Daimler Ag | Floor structure for passenger car, has central tunnel and seat crossmember, which has support profile part extended in vehicle transverse direction and has reinforced profile part connected to central tunnel |
| CN202115594U (en) * | 2011-05-20 | 2012-01-18 | 浙江吉利汽车研究院有限公司 | Reinforced plate structure for central passageway of automobile front floor |
| CN203211403U (en) * | 2013-02-28 | 2013-09-25 | 浙江吉利汽车研究院有限公司杭州分公司 | Reinforcement structure on floor central channel in vehicle |
| CN105460083B (en) * | 2014-09-05 | 2018-02-23 | 上汽通用五菱汽车股份有限公司 | A kind of preceding floor centre gangway |
| JP6547772B2 (en) * | 2017-01-24 | 2019-07-24 | トヨタ自動車株式会社 | Vehicle floor structure |
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2020
- 2020-01-08 CN CN202010018603.XA patent/CN111152851B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828151A (en) * | 2014-10-27 | 2015-08-12 | 北汽福田汽车股份有限公司 | Front floor middle channel structure and vehicle having same |
| CN108025775A (en) * | 2015-07-02 | 2018-05-11 | 标致雪铁龙汽车股份有限公司 | The floor of motor vehicles |
| CN107618578A (en) * | 2016-07-15 | 2018-01-23 | 天津瑞林迪金属制品有限公司 | Middle passage lower reinforcing plate |
| CN207345939U (en) * | 2017-07-27 | 2018-05-11 | 北京汽车集团有限公司 | The reinforcement structure of middle passage lower reinforcing plate and automobile central passage |
| CN207496792U (en) * | 2017-10-31 | 2018-06-15 | 上汽通用汽车有限公司 | Automobile central passage girder construction and automobile |
| CN207482025U (en) * | 2017-11-10 | 2018-06-12 | 宝沃汽车（中国）有限公司 | Reinforcement structure, centre gangway structure and automobile |
| CN208469952U (en) * | 2018-05-23 | 2019-02-05 | 上汽通用汽车有限公司 | A kind of automotive floor panel crossbeam and vehicle body |
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| CN111152851A (en) | 2020-05-15 |
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