CN201538357U - Automobile front longitudinal beam - Google Patents
Automobile front longitudinal beam Download PDFInfo
- Publication number
- CN201538357U CN201538357U CN2009201347555U CN200920134755U CN201538357U CN 201538357 U CN201538357 U CN 201538357U CN 2009201347555 U CN2009201347555 U CN 2009201347555U CN 200920134755 U CN200920134755 U CN 200920134755U CN 201538357 U CN201538357 U CN 201538357U
- Authority
- CN
- China
- Prior art keywords
- longeron
- assembly
- tie
- longitudinal beam
- rear portion
- 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.)
- Expired - Lifetime
Links
- 238000009434 installation Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
An automobile front longitudinal beam comprises a left front longitudinal beam assembly and a right front longitudinal beam, wherein the left front longitudinal beam assembly comprises an end plate (1), an outer plate (3) connected with the end plate (1), a front part longitudinal beam (4) connected with the outer plate (3), a rear part longitudinal beam (6) connected with the front part longitudinal beam (4), and a lower plate (5) connected to the part below the front end of the rear part longitudinal beam (6); the left front longitudinal beam assembly comprises a connecting beam of front floor left longitudinal beam (9) connected with the rear part longitudinal beam (6) and a sub-frame left mounting bracket (8) connected with the connecting beam of front floor left longitudinal beam (9) as well. The utility model solves the problems that the torsional rigidity of the front longitudinal beam is rather low and the transmitting effect of collision energy is poor.
Description
Technical field
The utility model relates to a kind of automotive body structure, refers in particular to the automobile front side member.
Background technology
Longeron on the car is generally riveted or welding forming by two long longerons and some main beam transverses, and front end connects bumper/spoiler, and the rear end connects front apron.Front side member is the main load member of the anterior carrying of motorcar body, and the front side member rear portion all is that longeron rear portion body and brace panel are formed mostly, generally all is 4 fixed joint vehicle frames, and rear portion and preceding floor area of contact are less, and torsional stiffness is bad, the power transmission poor effect.
The utility model content
The purpose of this utility model provides a kind of automobile front side member, to solve the low and bad problem of collision energy transmission effect of present front side member torsional stiffness.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of automobile front side member is provided, and it comprises left front longeron assembly and right front longeron assembly; Described left front longeron assembly comprises end plate, the outside plate that is connected with described end plate, the anterior longeron that is connected with described outside plate, the rear portion longeron that is connected with described anterior longeron, and with the front end of described rear portion longeron below bonded assembly lower plate, described left front longeron assembly also comprises preceding floor left side longeron tie-beam that is connected with the rear portion longeron and the subframe left installation bracket that is connected with a left side, preceding floor longeron tie-beam.
Described right front longeron assembly comprises end plate, the outside plate that is connected with described end plate, the anterior longeron that is connected with described outside plate, the rear portion longeron that is connected with described anterior longeron, and with the front end of described rear portion longeron below bonded assembly lower plate.
Described right front longeron assembly also comprises the preceding floor right vertical beam tie-beam that is connected with the rear portion longeron, and the subframe right mounting bracket that is connected with preceding floor right vertical beam tie-beam.
Described left front longeron assembly is " bifurcation " font.
Described right front longeron assembly is " bifurcation " font.
The shape of a left side, described preceding floor longeron tie-beam is " J " shape.
The shape of described preceding floor right vertical beam tie-beam is " J " shape.
The beneficial effects of the utility model are, with respect to prior art, because the rear portion of this left front longeron assembly is equipped with subframe left installation bracket and a left side, preceding floor longeron tie-beam, the rear portion of this right front longeron assembly is equipped with subframe right mounting bracket and preceding floor right vertical beam tie-beam, therefore, the utlity model has following advantage: the first, the anterior longeron inner panel of front side member rear portion longeron body material thickness rate is thick, and the front side member rear structure has more preceding floor left-right longeron tie-beam assembly compared to most traditional vehicle.Left front like this girder work and right front girder work are equivalent to " bifurcation " shape structure, increase the transmission and the distribution that are beneficial to collision energy with the area of contact on floor, the one-sided single longeron of comparing traditional vehicle has better collision effect and torsion mode with the parallel longeron of one-sided double joint; The second, newly-increased preceding floor left side longeron tie-beam and preceding floor right vertical beam tie-beam make that for the installation of subframe provides attachment point 4 installations on most of car become 6 installations, and stable and stressed property is all quite a lot of; Three, anterior this body section of this left front longeron and left front longeron rear portion longeron body and left front longitudinal floor beam tie-beam cross section sum about equally, the abrupt change of cross-section is smaller, helps the transmission and the distribution of power, right front longeron in like manner.
Description of drawings
Fig. 1 is the block diagram of the utility model automobile front side member after assembling.
Fig. 2 is the block diagram of a left side, the preceding floor longeron tie-beam assembly of the utility model automobile front side member.
Fig. 3 is the block diagram of the preceding floor right vertical beam tie-beam assembly of the utility model automobile front side member.
The specific embodiment
With the specific embodiment the utility model is further elaborated with reference to the accompanying drawings below.
Please refer to Fig. 1, Fig. 2 and Fig. 3, the automobile front side member assembly that the utility model provides comprises left front longeron assembly 100 and right front longeron assembly 200.This right front longeron assembly 200 is roughly symmetrical generally with left front longeron assembly 100, and some changes can according to circumstances be done in the part.
This left front longeron assembly 100 comprises: end plate 1, the outside plate 3 that is connected with this end plate 1, the anterior longeron 4 that is connected with this outside plate 3, the rear portion longeron 6 that is connected with this front portion longeron 4, and with the front end of this rear portion longeron 6 below bonded assembly lower plate 5.In the present embodiment, this left front longeron assembly also comprises a left side, the preceding floor longeron tie-beam 9 that is connected with rear portion longeron 6, and subframe left installation bracket 8 (see figure 2)s that are connected with a left side, preceding floor longeron tie-beam 9.The shape of this left side, preceding floor longeron tie-beam 9 roughly is " J " shape.This subframe left installation bracket 8 is welded on this left side, preceding floor longeron tie-beam 9.
This right front longeron assembly 200 comprises: end plate 11, the outside plate 13 that is connected with this end plate 11, the anterior longeron 14 that is connected with this outside plate 13, the rear portion longeron 16 that is connected with this front portion longeron 14, and with the front end of this rear portion longeron 16 below bonded assembly lower plate 15.In the present embodiment, this right front longeron assembly also comprises the preceding floor right vertical beam tie-beam 19 that is connected with rear portion longeron 16, and subframe right mounting bracket 18 (see figure 3)s that are connected with preceding floor right vertical beam tie-beam 19.These preceding floor right vertical beam tie-beam 19 shapes are " J " shape.This subframe left installation bracket 18 is welded on this left side, preceding floor longeron tie-beam 19.
This left side, preceding floor longeron tie-beam 9 forms a left side, preceding floor longeron tie-beam assembly with these left side, preceding floor longeron tie-beam 9 bonded assembly subframe left installation brackets 8.A left side, preceding floor longeron tie-beam assembly is connected the back and is forming left front longeron rear portion longeron assembly with rear portion longeron 6 bonded assembly lower plates 5 with rear portion longeron 6.Parts such as last left front longeron rear portion longeron assembly and anterior longeron form left front longeron assembly 100.
This preceding floor right vertical beam tie-beam 19 forms preceding floor right vertical beam tie-beam assembly with these preceding floor right vertical beam tie-beam 19 bonded assembly subframe right mounting brackets 18.Preceding floor right vertical beam tie-beam assembly is connected the back and is forming right front longeron rear portion longeron assembly with rear portion longeron 16 bonded assembly lower plates 15 with rear portion longeron 16.Parts such as last right front longeron rear portion longeron assembly and anterior longeron form right front longeron assembly 200.
In the present embodiment, the rear portion of this left front longeron assembly 100 is equipped with subframe left installation bracket 8 and a left side, preceding floor longeron tie-beam 9, and the rear portion of this right front longeron assembly 200 is equipped with subframe right mounting bracket 18 and preceding floor right vertical beam tie-beam 19.The automobile front side member assembly of present embodiment has the following advantages: the first, the anterior longeron inner panel of front side member rear portion longeron body material thickness rate is thick, and the front side member rear structure has more preceding floor left-right longeron tie-beam assembly compared to most traditional vehicle.Left front like this longeron assembly and right front longeron assembly are equivalent to " bifurcation " shape structure (see figure 1), increase the transmission and the distribution that are beneficial to collision energy with the area of contact on floor, the one-sided single longeron of comparing traditional vehicle has better collision effect and torsion mode with the parallel longeron of one-sided double joint; The second, newly-increased preceding floor left side longeron tie-beam and preceding floor right vertical beam tie-beam make that for the installation of subframe provides attachment point 4 installations on most of car become 6 installations, and stable and stressed property is all quite a lot of; Three, anterior this body section of this left front longeron and left front longeron rear portion longeron body and left front longitudinal floor beam tie-beam cross section sum about equally, the abrupt change of cross-section is smaller, helps the transmission and the distribution of power, right front longeron in like manner.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.
Claims (7)
1. automobile front side member, it comprises left front longeron assembly and right front longeron assembly; Described left front longeron assembly comprises end plate (1), the outside plate (3) that is connected with described end plate (1), the anterior longeron (4) that is connected with described outside plate (3), the rear portion longeron (6) that is connected with described anterior longeron (4), and with the front end of described rear portion longeron (6) below bonded assembly lower plate (5), it is characterized in that: described left front longeron assembly also comprises preceding floor left side longeron tie-beam (9) that is connected with rear portion longeron (6) and the subframe left installation bracket (8) that is connected with preceding floor left side longeron tie-beam (9).
2. automobile front side member according to claim 1, it is characterized in that: described right front longeron assembly comprises end plate (11), the outside plate (13) that is connected with described end plate (11), the anterior longeron (14) that is connected with described outside plate (13), the rear portion longeron (16) that is connected with described anterior longeron (14), and with the front end of described rear portion longeron (16) below bonded assembly lower plate (15).
3. automobile front side member according to claim 2, it is characterized in that: described right front longeron assembly also comprises the preceding floor right vertical beam tie-beam (19) that is connected with rear portion longeron (16), and the subframe right mounting bracket (18) that is connected with preceding floor right vertical beam tie-beam (19).
4. automobile front side member according to claim 1 and 2 is characterized in that: described left front longeron assembly is " bifurcation " font.
5. automobile front side member according to claim 1 and 2 is characterized in that: described right front longeron assembly is " bifurcation " font.
6. automobile front side member according to claim 1 is characterized in that: the shape of described preceding floor left side longeron tie-beam (9) is " J " shape.
7. automobile front side member according to claim 3 is characterized in that: the shape of described preceding floor right vertical beam tie-beam (19) is " J " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201347555U CN201538357U (en) | 2009-08-13 | 2009-08-13 | Automobile front longitudinal beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201347555U CN201538357U (en) | 2009-08-13 | 2009-08-13 | Automobile front longitudinal beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201538357U true CN201538357U (en) | 2010-08-04 |
Family
ID=42589809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201347555U Expired - Lifetime CN201538357U (en) | 2009-08-13 | 2009-08-13 | Automobile front longitudinal beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201538357U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085881A (en) * | 2013-02-01 | 2013-05-08 | 奇瑞汽车股份有限公司 | Front longitudinal beam structure |
| CN103171628A (en) * | 2013-03-21 | 2013-06-26 | 奇瑞汽车股份有限公司 | Energy-absorbing type front subframe |
| CN103261002A (en) * | 2010-12-14 | 2013-08-21 | 标致·雪铁龙汽车公司 | Vehicle chassis frame side rail of improved cross section |
-
2009
- 2009-08-13 CN CN2009201347555U patent/CN201538357U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103261002A (en) * | 2010-12-14 | 2013-08-21 | 标致·雪铁龙汽车公司 | Vehicle chassis frame side rail of improved cross section |
| CN103261002B (en) * | 2010-12-14 | 2016-02-17 | 标致·雪铁龙汽车公司 | There is the longeron of the carriage frame improving cross section |
| CN103085881A (en) * | 2013-02-01 | 2013-05-08 | 奇瑞汽车股份有限公司 | Front longitudinal beam structure |
| CN103171628A (en) * | 2013-03-21 | 2013-06-26 | 奇瑞汽车股份有限公司 | Energy-absorbing type front subframe |
| CN103171628B (en) * | 2013-03-21 | 2016-09-14 | 奇瑞汽车股份有限公司 | A kind of energy-absorption type fore sub frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100804 |
|
| CX01 | Expiry of patent term |