CN102416982B - Upper rail reinforcement structure - Google Patents

Upper rail reinforcement structure Download PDF

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Publication number
CN102416982B
CN102416982B CN 201110341644 CN201110341644A CN102416982B CN 102416982 B CN102416982 B CN 102416982B CN 201110341644 CN201110341644 CN 201110341644 CN 201110341644 A CN201110341644 A CN 201110341644A CN 102416982 B CN102416982 B CN 102416982B
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CN
China
Prior art keywords
plate
wall outer
fixed
guide rail
reinforcement structure
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Expired - Fee Related
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CN 201110341644
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Chinese (zh)
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CN102416982A (en
Inventor
郭明龙
秦海
许冰
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SAIC GM Wuling Automobile Co Ltd
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SAIC GM Wuling Automobile Co Ltd
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Priority to CN 201110341644 priority Critical patent/CN102416982B/en
Publication of CN102416982A publication Critical patent/CN102416982A/en
Application granted granted Critical
Publication of CN102416982B publication Critical patent/CN102416982B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses an upper rail reinforcement structure, which comprises a side wall outer plate and an upper guide rail which are fixed together on a side face of a C columnar area, and an integrally formed flow trough connecting plate fixed with the side wall outer plate and the upper guide rail. Two sides of the flow trough connecting plate are upwards bent, and the middle of the flow trough connecting plate is provided with an upward protrusion; two side faces of the flow trough connecting plate are fixed with the surfaces of the side all outer plate and the upper guide rail; and a cavity is formed between the inner wall of the flow trough connecting plate, and the side wall outer plate and the upper guide rail which are fixed together. The upper rail reinforcement structure can effectively improve the rigidity of a lap joint and the part connecting strength of the C columnar area of the vehicle body, improves the rigidity and local strength of the vehicle body, solves the problem that the upper joint of the C column has low rigidity and strength, and improves the quality of the whole vehicle body.

Description

A kind of upper guide rail reinforcement structure
Technical field
The present invention relates to a kind of reinforcement structure, particularly relate to a kind of upper guide rail reinforcement structure.
Background technology
The C post lap joint of present little car vehicle body is usually relatively weaker, and as depicted in figs. 1 and 2, there are the following problems: (1), upper rail overlap the zone with the side-wall outer-plate overlap little, only has row's solder joint to connect, and Joint strenght is not enough; (2), owing to limited by the Zhong Men moving region, upper rail subregion panel beating arrangement space is not enough, the less even local cavity body structure that do not form of cavity cross-section appears in joint location.The said structure defective causes C post top connection Rigidity and strength not enough in the more abominable situation of operating mode, produces easily distortion, causes this zone solder joint cracking, causes that finally larger crackle appears in part, has a strong impact on body quality.
Summary of the invention
The present invention finishes in order to solve deficiency of the prior art, the rigidity and the part Joint strenght that the purpose of this invention is to provide a kind of simple in structure, Effective Raise body C pillar zone lap joint, increase rigidity and the local strength of vehicle body, solve the problem of C post top connection Rigidity and strength deficiency, improve the upper guide rail reinforcement structure of unit body quality.
A kind of upper guide rail reinforcement structure of the present invention, comprise side-wall outer-plate that C columnar region one side is fixed together and upper rail and the integrally formed roof drip connecting panel that all is fixed together with described side-wall outer-plate and described upper rail, make progress bending middle part, the both sides of described roof drip connecting panel is provided with projection upwards, the two sides of described roof drip connecting panel are fixed with the surface of described side-wall outer-plate and described upper rail respectively, form cavity between the inwall of described roof drip connecting panel and the described side-wall outer-plate that is fixed together and the upper rail.
A kind of upper guide rail reinforcement structure of the present invention is also a kind of can be:
The two sides of described roof drip connecting panel respectively with described side-wall outer-plate and described upper rail by being welded and fixed.
Described roof drip connecting panel is the W shape of opening, described outmost two sides respectively with described side-wall outer-plate and described upper rail by being welded and fixed.
Described outmost two sides elongated surfaces is mutually vertical.
The cavity that described roof drip connecting panel middle part raises up between part rear side and described side-wall outer-plate and the upper rail is rhombus.
Described roof drip connecting panel overlaps fixed area with described side-wall outer-plate and is at least 150mm.
Described roof drip connecting panel overlaps fixed area with described upper rail and is at least 180mm.
Described side-wall outer-plate and described upper rail side are by being welded and fixed.
The middle part medial surface of the lateral surface of described upper rail and described side-wall outer-plate is welded and fixed, the posterior medial face of described upper rail and described roof drip rear end lateral surface are welded and fixed, and the upper inner face of described side-wall outer-plate and described roof drip front end lateral surface are welded and fixed.
A kind of upper guide rail reinforcement structure of the present invention, because it comprises side-wall outer-plate that C columnar region one side is fixed together and upper rail and the integrally formed roof drip connecting panel that all is fixed together with described side-wall outer-plate and described upper rail, make progress bending middle part, the both sides of described roof drip connecting panel is provided with projection upwards, the two sides of described roof drip connecting panel are fixed with the surface of described side-wall outer-plate and described upper rail respectively, form cavity between the inwall of described roof drip connecting panel and the described side-wall outer-plate that is fixed together and the upper rail.The advantage that has so in terms of existing technologies is except side fixing side-wall outer-plate and upper rail at the C columnar region, also have the roof drip connecting panel of fixing with both equal sides to increase the fixing zone of overlap joint, simultaneously because the existence of cavity, rigidity and the part Joint strenght of the zone lap joint of Effective Raise body C pillar, increase rigidity and the local strength of vehicle body, solve the problem of C post top connection Rigidity and strength deficiency, improve the unit body quality.And only a roof drip connecting panel is set more, simple in structure.
Description of drawings
Fig. 1 is existing automotive C column zone block diagram.
Fig. 2 is the C-C section drawing among Fig. 1.
Fig. 3 is a kind of upper guide rail reinforcement structure Embodiment C of the present invention columnar region scheme drawing.
Fig. 4 is A-A section drawing among a kind of upper guide rail reinforcement structure Fig. 3 of the present invention.
The figure number explanation
1 ... upper rail 2 ... side-wall outer-plate 3 ... roof drip connecting panel 4 ... cavity
The specific embodiment
Fig. 3 to Fig. 4 below in conjunction with accompanying drawing is described in further detail a kind of upper guide rail reinforcement structure of the present invention.
A kind of upper guide rail reinforcement structure of the present invention, please refer to Fig. 3 to Fig. 4, comprise side-wall outer-plate 2 that C columnar region one side is fixed together and upper rail 1 and the integrally formed roof drip connecting panel 3 that all is fixed together with described side-wall outer-plate 2 and described upper rail 1, make progress bending middle part, the both sides of described roof drip connecting panel 3 is provided with projection upwards, the two sides of described roof drip connecting panel 3 are fixed with the surface of described side-wall outer-plate 2 and described upper rail 1 respectively, form cavity 4 between the inwall of described roof drip connecting panel 3 and the described side-wall outer-plate that is fixed together 2 and the upper rail 1.The advantage that has so in terms of existing technologies is except side fixing side-wall outer-plate 2 and upper rail 1 at the C columnar region, also have the roof drip connecting panel 3 of fixing with both equal sides to increase the fixing zone of overlap joint, simultaneously because the existence of cavity, rigidity and the part Joint strenght of the zone lap joint of Effective Raise body C pillar, increase rigidity and the local strength of vehicle body, solve the problem of C post top connection Rigidity and strength deficiency, improve the unit body quality.And only a roof drip connecting panel 3 is set more, simple in structure.CAE (computer aided design) the analysis showed that: this position stress value of conventional structure is 178MPa; And behind the employing said structure, this position stress value is 88MPa, and stress value reduces greatly.Simultaneously, adopt this position solder joint serious cracking of road test run of conventional structure; And the road examination is finished in the road test run of adopting said structure smoothly, has solved the top cover Transverse Cracks problem that body C pillar joint area upper rail 1 causes with side-wall outer-plate 2 solder joints cracking.
A kind of upper guide rail reinforcement structure of the present invention please refer to Fig. 3 to Fig. 4, can also be described roof drip connecting panel 3 two sides respectively with described side-wall outer-plate 2 and described upper rail 1 by being welded and fixed.The advantage that is welded and fixed is that cost is low, and technique is simple, and fixing more firm.Further preferred technical scheme is the W shape of described roof drip connecting panel 3 for opening, described outmost two sides respectively with described side-wall outer-plate 2 and described upper rail 1 by being welded and fixed.Because the W shape is not allow yielding shape, therefore, can more firmly fixes, and improve the Rigidity and strength of C columnar region.Further preferred technical scheme is that described outmost two sides elongated surfaces is mutually vertical.Like this, it is not easy to snap and effective this position and this regional Rigidity and strength of keeping on this both direction more.In addition, the cavity 4 that raises up in the middle part of the described roof drip connecting panel between part rear side and described side-wall outer-plate 2 and the upper rail 1 is rhombus.Owing to form the cavity 4 of rhombus, the ability that absorbs all directions is strengthened, and avoids snapping.
A kind of upper guide rail reinforcement structure of the present invention please refer to Fig. 3 to Fig. 4, in front on the basis of described technical scheme, can also be that described roof drip connecting panel 3 overlaps fixed area with described side-wall outer-plate 2 and is at least 150mm.In addition, described roof drip connecting panel 3 overlaps fixed area with described upper rail 1 and is at least 180mm.It is larger to overlap the zone, and the effect of Rigidity and strength that increases so regional area is more obvious.Can also be that described side-wall outer-plate 2 and described upper rail 1 side are by being welded and fixed.The advantage that is welded and fixed is simple in structure, and cost is low, and fixing more firm.In addition, the middle part medial surface of the lateral surface of described upper rail 1 and described side-wall outer-plate 2 is welded and fixed, the posterior medial face of described upper rail 1 and described roof drip rear end lateral surface are welded and fixed, and the upper inner face of described side-wall outer-plate 2 and described roof drip front end lateral surface are welded and fixed.Certainly can also adopt other position of weld, but above-mentioned position and corresponding faying surface are most preferred.In addition, described roof drip connecting panel 3 is made by the high strength steel material.Using the advantage of high strength steel material is that intensity is guaranteed.
Above-mentionedly only several specific embodiments among the present invention are illustrated; but can not be as protection scope of the present invention; every equivalence variation of having done according to the design spirit among the present invention or modification or equal proportion zoom in or out etc., all should think to fall into protection scope of the present invention.

Claims (10)

1. upper guide rail reinforcement structure, it is characterized in that: comprise side-wall outer-plate that C columnar region one side is fixed together and upper rail and the integrally formed roof drip connecting panel that all is fixed together with described side-wall outer-plate and described upper rail, make progress bending middle part, the both sides of described roof drip connecting panel is provided with projection upwards, the two sides of described roof drip connecting panel are fixed with the surface of described side-wall outer-plate and described upper rail respectively, form cavity between the inwall of described roof drip connecting panel and the described side-wall outer-plate that is fixed together and the upper rail.
2. a kind of upper guide rail reinforcement structure according to claim 1 is characterized in that: the two sides of described roof drip connecting panel respectively with described side-wall outer-plate and described upper rail by being welded and fixed.
3. a kind of upper guide rail reinforcement structure according to claim 2, it is characterized in that: described roof drip connecting panel is the W shape of opening, outmost two sides respectively with described side-wall outer-plate and described upper rail by being welded and fixed.
4. a kind of upper guide rail reinforcement structure according to claim 3, it is characterized in that: described outmost two sides elongated surfaces is mutually vertical.
5. a kind of upper guide rail reinforcement structure according to claim 3 is characterized in that: the cavity that described roof drip connecting panel middle part raises up between part rear side and described side-wall outer-plate and the upper rail is rhombus.
6. according to claim 1 to the described a kind of upper guide rail reinforcement structure of 5 any claims, it is characterized in that: described roof drip connecting panel overlaps fixed area with described side-wall outer-plate and is at least 150mm.
7. according to claim 1 to the described a kind of upper guide rail reinforcement structure of 5 any claims, it is characterized in that: described roof drip connecting panel overlaps fixed area with described upper rail and is at least 180mm.
8. according to claim 1 to the described a kind of upper guide rail reinforcement structure of 5 any claims, it is characterized in that: described side-wall outer-plate and described upper rail side are by being welded and fixed.
9. a kind of upper guide rail reinforcement structure according to claim 8, it is characterized in that: the middle part medial surface of the lateral surface of described upper rail and described side-wall outer-plate is welded and fixed, the posterior medial face of described upper rail and described roof drip rear end lateral surface are welded and fixed, and the upper inner face of described side-wall outer-plate and described roof drip front end lateral surface are welded and fixed.
10. according to claim 1 to the described a kind of upper guide rail reinforcement structure of 5 any claims, it is characterized in that: described roof drip connecting panel is made by the high strength steel material.
CN 201110341644 2011-11-02 2011-11-02 Upper rail reinforcement structure Expired - Fee Related CN102416982B (en)

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Application Number Priority Date Filing Date Title
CN 201110341644 CN102416982B (en) 2011-11-02 2011-11-02 Upper rail reinforcement structure

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CN102416982A CN102416982A (en) 2012-04-18
CN102416982B true CN102416982B (en) 2013-04-10

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Publication number Priority date Publication date Assignee Title
CN110979205B (en) * 2019-12-31 2021-03-26 吉利汽车研究院(宁波)有限公司 Launder structure and vehicle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202295003U (en) * 2011-11-02 2012-07-04 上汽通用五菱汽车股份有限公司 Upper guide rail reinforcement structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS598565A (en) * 1982-07-06 1984-01-17 Nissan Motor Co Ltd Body structure for automobile
JPS61247577A (en) * 1985-04-26 1986-11-04 Mazda Motor Corp Car rear body structure
JP2000142469A (en) * 1998-11-11 2000-05-23 Nissan Shatai Co Ltd Car body structure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202295003U (en) * 2011-11-02 2012-07-04 上汽通用五菱汽车股份有限公司 Upper guide rail reinforcement structure

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP昭59-008565A 1984.01.17
JP昭61-247577A 1986.11.04

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