CN107628117A - A kind of front rail structure - Google Patents
A kind of front rail structure Download PDFInfo
- Publication number
- CN107628117A CN107628117A CN201711002482.4A CN201711002482A CN107628117A CN 107628117 A CN107628117 A CN 107628117A CN 201711002482 A CN201711002482 A CN 201711002482A CN 107628117 A CN107628117 A CN 107628117A
- Authority
- CN
- China
- Prior art keywords
- tie
- crossbeam
- front rail
- reinforcement
- rail structure
- 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
- 230000002787 reinforcement Effects 0.000 claims abstract description 42
- 239000003351 stiffener Substances 0.000 claims abstract description 28
- 238000003466 welding Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 19
- 239000004411 aluminium Substances 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The invention discloses a kind of front rail structure, including：Longitudinally disposed the first tie-beam and the second tie-beam and crossbeam, the first tie-beam are connected with the opposite end of the second tie-beam by connecting plate；One end of crossbeam and the end of the first tie-beam are welded to connect；The junction of first tie-beam, the second tie-beam and crossbeam is connected with reinforcement structure, and reinforcement structure is including the reinforcement for being connected with the second tie-beam and connecting plate vertical welding and being connected with beam vertical respectively, the first stiffener for being connected to the side of reinforcement and being connected respectively with the first tie-beam and crossbeam and is connected to the opposite side of reinforcement and the second stiffener being connected with crossbeam.The front rail structure structural strength is high, and in light weight, manufacturing cost is low.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of front rail structure for vehicle body.
Background technology
Automobile front longitudinal beam is the important body structure of automobile, not only acts as the effect of fixed car dynamical system, and
And important energy-absorbing function is undertaken in the head-on crash of automobile.If front rail structure intensity is too low, hit caused by moment
Impulsive force can form grave danger to the passenger in the compartment of rear.
Existing vehicle body generally uses metal plate punching part, because front rail structure needs to meet high intensity requirement to ensure to collide
Security, therefore, front rail structure generally use multilaminar high strength steel plate materialses welding form.
But the punch forming process of the parts of this front rail structure is relatively more, welding relation is also relatively multiple
It is miscellaneous, cause the manufacture input cost such as mould and frock clamp big.In addition, steel plate materialses quality weight, is unfavorable for current automotive industry
Light-weighted development.
The content of the invention
The front rail structure high it is an object of the invention to propose a kind of structural strength.
To use following technical scheme up to this purpose, the present invention：
A kind of front rail structure, including：Longitudinally disposed the first tie-beam and the second tie-beam and crossbeam, described
One tie-beam is connected with the opposite end of second tie-beam by connecting plate；One end of the crossbeam and first tie-beam
End be welded to connect；The junction of first tie-beam, second tie-beam and the crossbeam is connected with reinforcement structure,
The reinforcement structure includes：
Reinforcement, the reinforcement are connected with second tie-beam and the connecting plate vertical welding respectively, and with institute
State beam vertical connection；
The first stiffener of the side of the reinforcement is connected to, first stiffener connects with described first respectively
Connect beam and crossbeam connection；
The second stiffener of the opposite side of the reinforcement is connected to, second stiffener connects with the crossbeam
Connect.
Further, first stiffener includes the V-shaped reinforcing plate in cross section, and the side of the reinforcing plate is through folding
Curved and towards first tie-beam length direction is extended with the first bending section, and first bending section is connected with described first
Beam is welded to connect；The opposite side of the reinforcing plate is extended with the second bending section through bending and towards the direction of the crossbeam, described
Second bending section is connected with the beam welding.
Further, the end face of the reinforcing plate is welded to connect with the connecting plate.
Further, first stiffener also includes being connected to the one of the remote connecting plate of the reinforcing plate
First side seal board at end, first side seal board are connected with first tie-beam and the beam welding respectively.
Further, second stiffener is in hollow trapezoidal reinforced pipe including cross section, and the reinforced pipe
The one side being connected with the crossbeam width be more than its opposite flank width.
Further, one end of the reinforced pipe is welded to connect with the connecting plate.
Further, second stiffener also includes being connected to the one of the remote connecting plate of the reinforced pipe
Second side seal board at end, second side seal board are connected with the beam welding.
Further, the reinforced pipe is aluminium section bar pipe；The reinforcement is aluminium section bar reinforcement.
Further, one end of the direction of second tie-beam first tie-beam is connected with rear shrouding, after described
Shrouding is welded to connect with the connecting plate at least partly overlapping.
Further, the front rail structure relative to the crossbeam center symmetric setting.
Beneficial effects of the present invention are：
1st, the first tie-beam, the second tie-beam and horizontal stroke are strengthened by reinforcement, the first stiffener and the second stiffener
The connection of the junction of beam, so as to improve the overall construction intensity of front longitudinal.
2nd, the steel used using aluminium instead of existing front rail structure, the weight of front rail structure is greatly reduced,
Designed beneficial to body lightening.
3rd, aluminium material surface easily forms diaphragm, without carrying out preservative treatment again, saves electrophoretic process process.
4th, the die cost of aluminium section bar is low, and aluminium section bar welding structure is simple compared with steel plate.In addition, front rail structure pair
Claim, partial component is generally applicable, further saves manufacturing cost.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of front rail structure provided by the invention；
Fig. 2 is a kind of configuration schematic diagram of front rail structure provided by the invention.
In figure：The tie-beams of 10- first；The tie-beams of 20- second；30- crossbeams；41- connecting plates；Shrouding after 42-；50- strengthens
Muscle；The stiffeners of 60- first；61- reinforcing plates；The bending sections of 611- first；The bending sections of 612- second；The side seal boards of 62- first；70-
Second stiffener；71- reinforced pipes；The side seal boards of 72- second.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As shown in Fig. 1 to 2, a kind of front rail structure, including：The first longitudinally disposed tie-beam 10 and the second tie-beam
20 and crossbeam 30, the first tie-beam 10 be connected with the opposite end of the second tie-beam 20 by connecting plate 41；One end of crossbeam 30
It is welded to connect with the end of the first tie-beam 10；The junction of first tie-beam 10, the second tie-beam 20 and crossbeam 30 is connected with
Reinforcement structure, the structural strength of the junction is improved by the reinforcement structure.
Specifically, the reinforcement structure include being connected with the second tie-beam 20 and the vertical welding of connecting plate 41 respectively and with horizontal stroke
The reinforcement 50 of the vertical welding of beam 30.Wherein, reinforcement 50 is wedge shaped or triangle, is aluminium section bar reinforcement.Pass through reinforcement
50 strengthen the connection of the second tie-beam 20 and crossbeam 30.
The reinforcement structure also includes being connected to the side of reinforcement 50 and is connected respectively with the first tie-beam 10 and crossbeam 30
The first stiffener 60.Wherein, the first stiffener 60 includes the V-shaped reinforcing plate 61 in cross section, the side of reinforcing plate 61
The first bending section 611 is extended with through bending and towards the length direction of the first tie-beam 10, the first bending section 611 is connected with first
Beam 10 is welded to connect；The opposite side of reinforcing plate 61 is extended with the second bending section 612 through bending and towards the direction of crossbeam 30, and second
Bending section 612 is welded to connect with crossbeam 30.Strengthened by reinforcing plate 61 between the first tie-beam 10, crossbeam 30 and reinforcement 50
Connection.Further to strengthen the connection between the first tie-beam 10, crossbeam 30 and reinforcement 50, the direction of reinforcing plate 61 is connected
The end face of plate 41 is bonded and is welded to connect with connecting plate 41.In addition, the first stiffener 60 also includes being connected to reinforcing plate 61
Remote connecting plate 41 one end the first side seal board 62, the first side seal board 62 welds with the first tie-beam 10 and crossbeam 30 respectively
Connection, to strengthen the connection of the tie-beam 10 of reinforcing plate 61 and first and crossbeam 30.
The reinforcement structure also includes the second stiffener for being connected to the opposite side of reinforcement 50 and being connected with crossbeam 30
70.Wherein, the second stiffener 70 is in hollow trapezoidal reinforced pipe 71 including cross section, and reinforced pipe 71 connects with crossbeam 30
The width of the one side connect is more than the width of its opposite flank.Further strengthen reinforcement 50 and crossbeam 30 by reinforced pipe 71
Connection.Further to strengthen the connection between reinforcement 50 and crossbeam 30, by one end towards connecting plate 41 of reinforced pipe 71
Face is bonded and is welded to connect with connecting plate 41.In addition, the second stiffener 70 also includes the remote connection for being connected to reinforced pipe 71
Second side seal board 72 of one end of plate 41, the second side seal board 72 are welded to connect with crossbeam 30, to strengthen reinforced pipe 71 and crossbeam 30
Connection.
In the front rail structure, one end of the first tie-beam of direction 10 of the second tie-beam 20 is connected with rear shrouding 42, after
Shrouding 42 is at least partly overlapped with connecting plate 41 and is welded to connect, to strengthen both companies by the bonding area increased between the two
Connect.
The present invention front rail structure in, using reinforcement 50, reinforcing plate 61 and reinforced pipe 71 increase the first tie-beam 10,
Area is welded to connect between second tie-beam 20 and crossbeam 30, so as to improve the bonding strength of front rail structure and fastness.
Further, since reinforced pipe 71 trapezoidal design and reinforcing plate 61 V-arrangement design, make front rail structure intensity before vehicle body backward
Gradually strengthen, and the reinforced pipe 71 of close crew module is aluminium section bar pipe, reinforcement 50 is aluminium section bar reinforcement, utilizes aluminium section bar
High-strength characteristic further improve structural strength.Pass through the front rail structure of the high intensity so that crew module during car crass
Intrusion volume controls in the reasonable scope, so as to reach the purpose of personnel in protection crew module.
In the front rail structure, connecting plate 41, rear shrouding 42, reinforcing plate 61, the first side seal board 62 and the second side seal board 72
It is molded using aluminium plate, reinforced pipe 71 and reinforcement 50 use aluminium section bar machine-shaping, in this way, not only manufacturing procedure letter
It is single, it is easy to welding, and the weight of front rail structure can be substantially reduced, designed beneficial to body lightening.Due to aluminium material surface
Diaphragm is easily formed, without carrying out preservative treatment again, saves electrophoretic process process.Further, since the die cost of aluminium section bar is low,
Reduce manufacturing cost.
In addition, center symmetric setting of the front rail structure of the present invention relative to crossbeam 30.Wherein, the reinforcement 50 of both sides
And reinforced pipe 71 is generally applicable, further saves manufacturing cost.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel would not require any inventive effort the other embodiments that can associate the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of front rail structure, including：Longitudinally disposed the first tie-beam (10) and the second tie-beam (20) and crossbeam
(30), first tie-beam (10) is connected with the opposite end of second tie-beam (20) by connecting plate (41)；The horizontal stroke
One end of beam (30) and the end of first tie-beam (10) are welded to connect；Characterized in that, first tie-beam (10),
The junction of second tie-beam (20) and the crossbeam (30) is connected with reinforcement structure, and the reinforcement structure includes：
Reinforcement (50), the reinforcement (50) respectively with second tie-beam (20) and the connecting plate (41) vertical welding
Connection, and with the crossbeam (30) vertical connection；
Be connected to the first stiffener (60) of the side of the reinforcement (50), first stiffener (60) respectively with institute
State the first tie-beam (10) and the crossbeam (30) connection；
Be connected to the second stiffener (70) of the opposite side of the reinforcement (50), second stiffener (70) with it is described
Crossbeam (30) connects.
2. a kind of front rail structure according to claim 1, it is characterised in that first stiffener (60) includes horizontal stroke
The V-shaped reinforcing plate in section (61), the side of the reinforcing plate (61) is through bending and towards the length of first tie-beam (10)
Degree direction is extended with the first bending section (611), and first bending section (611) is welded to connect with first tie-beam (10)；
The opposite side of the reinforcing plate (61) is extended with the second bending section (612), institute through bending and towards the direction of the crossbeam (30)
The second bending section (612) is stated to be welded to connect with the crossbeam (30).
3. a kind of front rail structure according to claim 2, it is characterised in that the end face of the reinforcing plate (61) and institute
Connecting plate (41) is stated to be welded to connect.
4. a kind of front rail structure according to claim 3, it is characterised in that first stiffener (60) also includes
It is connected to first side seal board (62) of one end of the remote connecting plate (41) of the reinforcing plate (61), first side seal board
(62) it is welded to connect respectively with first tie-beam (10) and the crossbeam (30).
5. a kind of front rail structure according to claim 1, it is characterised in that second stiffener (70) includes horizontal stroke
Section is in hollow trapezoidal reinforced pipe (71), and the width of the one side being connected with the crossbeam (30) of the reinforced pipe (71)
Width of the degree more than its opposite flank.
A kind of 6. front rail structure according to claim 5, it is characterised in that one end of the reinforced pipe (71) with it is described
Connecting plate (41) is welded to connect.
7. a kind of front rail structure according to claim 6, it is characterised in that second stiffener (70) also includes
It is connected to second side seal board (72) of one end of the remote connecting plate (41) of the reinforced pipe (71), second side seal board
(72) it is welded to connect with the crossbeam (30).
8. a kind of front rail structure according to claim 7, it is characterised in that the reinforced pipe (71) is aluminium section bar pipe；
The reinforcement (50) is aluminium section bar reinforcement.
A kind of 9. front rail structure according to claim 1, it is characterised in that second tie-beam (20) towards institute
The one end for stating the first tie-beam (10) is connected with rear shrouding (42), the rear shrouding (42) and the connecting plate (41) at least part
Overlapping is welded to connect.
A kind of 10. front rail structure according to any one of claim 1 to 9, it is characterised in that the front rail structure phase
For the center symmetric setting of the crossbeam (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711002482.4A CN107628117A (en) | 2017-10-24 | 2017-10-24 | A kind of front rail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711002482.4A CN107628117A (en) | 2017-10-24 | 2017-10-24 | A kind of front rail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107628117A true CN107628117A (en) | 2018-01-26 |
Family
ID=61105795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711002482.4A Pending CN107628117A (en) | 2017-10-24 | 2017-10-24 | A kind of front rail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107628117A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131576A (en) * | 2018-08-03 | 2019-01-04 | 武汉理工大学 | A kind of continuous intensity adjustable front rail structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005020400U1 (en) * | 2005-12-29 | 2006-02-23 | Westfalia Trailer Systems Gmbh | Trailer chassis for e.g. horse trailer has sheet metal reinforcements provided at opposing corners of chassis framework limited by longitudinal beams and cross beams |
| CN101367410A (en) * | 2008-09-25 | 2009-02-18 | 奇瑞汽车股份有限公司 | Front stringpiece of vehicle body |
| US20120119542A1 (en) * | 2010-11-12 | 2012-05-17 | GM Global Technology Operations LLC | Car body with reinforcing structure |
| CN202378955U (en) * | 2011-12-29 | 2012-08-15 | 东风汽车股份有限公司 | Automobile front longitudinal beam |
| CN202966432U (en) * | 2012-11-28 | 2013-06-05 | 芜湖市顺昌汽车配件有限公司 | Reinforcement structure for automobile front longitudinal beam |
| JP2014104838A (en) * | 2012-11-27 | 2014-06-09 | Nissan Motor Co Ltd | Car body structure |
| CN105246769A (en) * | 2013-05-27 | 2016-01-13 | 丰田自动车株式会社 | Structure for front part of vehicle body |
| CN207374488U (en) * | 2017-10-24 | 2018-05-18 | 苏州紫荆清远新能源汽车技术有限公司 | A kind of front rail structure |
-
2017
- 2017-10-24 CN CN201711002482.4A patent/CN107628117A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005020400U1 (en) * | 2005-12-29 | 2006-02-23 | Westfalia Trailer Systems Gmbh | Trailer chassis for e.g. horse trailer has sheet metal reinforcements provided at opposing corners of chassis framework limited by longitudinal beams and cross beams |
| CN101367410A (en) * | 2008-09-25 | 2009-02-18 | 奇瑞汽车股份有限公司 | Front stringpiece of vehicle body |
| US20120119542A1 (en) * | 2010-11-12 | 2012-05-17 | GM Global Technology Operations LLC | Car body with reinforcing structure |
| CN202378955U (en) * | 2011-12-29 | 2012-08-15 | 东风汽车股份有限公司 | Automobile front longitudinal beam |
| JP2014104838A (en) * | 2012-11-27 | 2014-06-09 | Nissan Motor Co Ltd | Car body structure |
| CN202966432U (en) * | 2012-11-28 | 2013-06-05 | 芜湖市顺昌汽车配件有限公司 | Reinforcement structure for automobile front longitudinal beam |
| CN105246769A (en) * | 2013-05-27 | 2016-01-13 | 丰田自动车株式会社 | Structure for front part of vehicle body |
| CN207374488U (en) * | 2017-10-24 | 2018-05-18 | 苏州紫荆清远新能源汽车技术有限公司 | A kind of front rail structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131576A (en) * | 2018-08-03 | 2019-01-04 | 武汉理工大学 | A kind of continuous intensity adjustable front rail structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180126 |