CN103847798B - A kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity - Google Patents
A kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity Download PDFInfo
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- CN103847798B CN103847798B CN201210493838.XA CN201210493838A CN103847798B CN 103847798 B CN103847798 B CN 103847798B CN 201210493838 A CN201210493838 A CN 201210493838A CN 103847798 B CN103847798 B CN 103847798B
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- side plate
- plate
- base plate
- top board
- longitudinal beam
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- Body Structure For Vehicles (AREA)
Abstract
The present invention is applicable to auto body technique field, provide a kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity, this longitudinal beam reinforcing plate comprises top board, first side plate, second side plate, first base plate and the second base plate, described first side plate, second side plate connects described top board, and described first side plate is relative with described second side plate, described first side plate, second side plate and described top board form U-shaped, described first base plate connects described first side plate, described first base plate and described first side plate form L shape, described first base plate extends laterally along described first side plate base, described in described first side plate, the second base plate is connected with described second side plate, described second base plate and described second side plate form L shape, described second base plate extends laterally along described second side plate base, described top board is provided with the first through hole.The brace panel of the integrative-structure design united two into one by part, is decreased number of parts, reduces product weight, cost-saving, simplified manufacturing technique.
Description
Technical field
The invention belongs to auto body technique field, particularly relate to a kind of longitudinal beam reinforcing plate.
Background technology
Nowadays automobile has come into huge numbers of families as the important vehicle, and the safety of automobile is more and more valued when people purchase car, as overriding concern condition.Vehicle body has good rigidity, intensity is a key factor.On severe road surface, the severity of automobile bumpiness, shock mitigation system is in fierce variant-frequency vibration, although the meeting such as the damping spring of shock mitigation system apparatus with shock absorbing itself, vehicle body shock mitigation system is still among high-frequency vibration.The shock mitigation system of vehicle body is connected with longeron, in order to ensure that the safe reliability of shock mitigation system is provided with the brace panel strengthening shock mitigation system intensity on longeron, common brace panel is all bumper pin plate, brace panel forms, as shown in Figure 1, this brace panel number of parts is many, cost is high, part overlap joint overlap is many, there is many places three ply board laminating, gross thickness reaches 5.5mm, easily rosin joint is formed during welding, damper pin is stressed can not be directly delivered to floor side member by actv., on damper pin brace panel, unbalance stress, shock absorber pin plate flanging bore, structural strength is not enough, road examination is repeatedly ftractureed.
In sum, the longitudinal beam reinforcing plate that existing vehicle body shock mitigation system is strong exists that number of parts is many, cost is high, the defect of easy rosin joint, unbalance stress, structural strength deficiency.
Summary of the invention
The invention provides a kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity, be intended to solve that number of parts is many, cost is high, easy rosin joint, stressed not, problem that structural strength is not enough.
The present invention realizes like this, a kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity, this longitudinal beam reinforcing plate comprises top board, first side plate, second side plate, first base plate and the second base plate, described first side plate, second side plate connects described top board, and described first side plate is relative with described second side plate, described first side plate, second side plate and described top board form U-shaped, described first base plate connects described first side plate, described first base plate and described first side plate form L shape, described first base plate extends laterally along described first side plate base, described in described first side plate, the second base plate is connected with described second side plate, described second base plate and described second side plate form L shape, described second base plate extends laterally along described second side plate base, described top board is provided with the first through hole.
The further technical scheme of the present invention is: described first side plate, the second side plate are provided with reinforced rib.
The further technical scheme of the present invention is: stating the angle that the first side plate and top board formed is right angle, the angle that described second side plate and top board are formed is right angle, the angle that described first base plate and the first side plate are formed is right angle, and the angle that described second base plate and the second side plate are formed is right angle.
The further technical scheme of the present invention is: the angle that described first side plate and top board are formed is obtuse angle, the angle that described second side plate and top board are formed is obtuse angle, the angle that described first base plate and the first side plate are formed is obtuse angle, and the angle that described second base plate and the second side plate are formed is obtuse angle.
The further technical scheme of the present invention is: described first through hole is for circular.
The further technical scheme of the present invention is: this longitudinal beam reinforcing plate also comprises the 3rd side plate and the 3rd base plate, described 3rd side plate connects described top board, described top board homonymy is located at by described 3rd side plate, the first side plate, the second side plate, 3rd side plate connects described 3rd base plate, described top board, the 3rd side plate, the 3rd floor form U-shaped, described 3rd base plate is provided with the second through hole, the central axis of described second through hole and the central axis of described first through hole coaxial.
The further technical scheme of the present invention is: be provided with joint face protruding to the inside in the centre, junction of described 3rd side plate and described 3rd base plate.
The further technical scheme of the present invention is: described joint face is provided with reinforced rib.
The further technical scheme of the present invention is: the angle of described 3rd base plate and described 3rd side plate is right angle.
The further technical scheme of the present invention is: the angle of described top board and described 3rd side plate is right angle.
Beneficial effect of the present invention is: the brace panel of the integrative-structure design united two into one by part, is decreased number of parts, reduces product weight, cost-saving, simplified manufacturing technique.Be designed to U-shaped structure, eliminate three ply board laminating, not easily rosin joint, improve structural strength.
Accompanying drawing explanation
Fig. 1 is the longitudinal beam reinforcing plate schematic diagram of the shock mitigation system intensity that prior art provides;
Fig. 2 is the longitudinal beam reinforcing plate schematic diagram one of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides;
Fig. 3 is the longitudinal beam reinforcing plate schematic diagram two of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides;
Fig. 4 is that the longitudinal beam reinforcing plate of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides is installed on structural representation one on longeron;
Fig. 5 is that the longitudinal beam reinforcing plate of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides is installed on structural representation two on longeron;
Fig. 6 is that the longitudinal beam reinforcing plate of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides is installed on birds-eye view on longeron.
Detailed description of the invention
Reference numeral: 1-top board 2-first side plate 3-second side plate 4-first through hole 5-first base plate 6-second base plate 7-the 3rd side plate 8-the 3rd base plate 9-reinforced rib 10-second through hole 11-bumper pin 12-longeron 13-whole lap welding adapter ring 14-half-turn welding circle 15-weld nugget 90-bumper pin plate 100-brace panel.
Fig. 2-Fig. 6 shows the longitudinal beam reinforcing plate of the raising vehicle body shock mitigation system intensity that the embodiment of the present invention provides, this longitudinal beam reinforcing plate comprises top board 1, first side plate 2, second side plate 3, first base plate 5 and the second base plate 6, described first side plate 2, second side plate 3 connects described top board 1, and described first side plate 2 is relative with described second side plate 3, described first side plate 2, second side plate 3 forms U-shaped with described top board 1, described first base plate 5 connects described first side plate 2, described first base plate 5 forms L shape with described first side 2 plate, described first base plate 5 extends laterally along described first side plate 2 base, described second base plate 6 is connected with described second side plate 3, described second base plate 6 forms reverse L shape with described second side plate 3, described second base plate 6 extends laterally along described second side plate 3 base, described top board 1 is provided with the first through hole 4.The brace panel of the integrative-structure design united two into one by part, is decreased number of parts, reduces product weight, cost-saving, simplified manufacturing technique.Be designed to U-shaped structure, eliminate three ply board laminating, not easily rosin joint, improve structural strength.
Described first side plate 2, second side plate 3 is provided with reinforced rib 9, and described reinforced rib 9 is at least one.By setting up newly-designed reinforced rib on brace panel, improve the structural strength of brace panel.
Described first side plate 2, second side plate 3 connects described top board 1, and described first base plate 5 connects described first side plate 2, and described second base plate 6 is connected with described second side plate 3, joint face rounding off.
Described first side plate 2, second side plate 3 of stating connects described top board 1, and described first base plate 5 connects described first side plate 2, and described second base plate 6 is connected with described second side plate 3, and the angle formed is right angle.Longeron in conjunction with time define closed space, can be good at fixing bumper pin, and not easily form cracking when bearing bumper application force.
Described first side plate 2, second side plate 3 of stating connects described top board 1, and described first base plate 5 connects described first side plate 2, and described second base plate 6 is connected with described second side plate 3, and the angle formed is obtuse angle.Longeron in conjunction with time define closed space, can be good at fixing bumper pin, and not easily form cracking when bearing bumper application force.
On described top board, 1 is provided with the first through hole 4, and described first through hole 4 is cylindrical.Described first through hole 4 is centered by the cornerwise intersection point of described top board 1.Described first through hole 4 can be good at the use coordinating bumper pin, when being fixed on longeron 12 by bumper pin, welding is better completed.
Described longitudinal beam reinforcing plate also comprises the 3rd side plate 7 and the 3rd base plate 8, described 3rd side plate 7 is connected with described top board 1, described top board 1 homonymy is located at by described 3rd side plate 7, first side plate 2, second side plate 3, described 3rd side plate 7 is connected with described 3rd base plate 8, described top board, the 3rd side plate, the 3rd floor form U-shaped, described 3rd base plate is provided with the second through hole, the center of circle of described second through hole and the center of circle of described first through hole coaxial.Set up the 3rd side plate 7, the 3rd base plate 8 make the structural strength of brace panel higher, stressed evenly.
Be provided with joint face protruding to the inside in the middle of described 3rd side plate 7 and the junction of described 3rd base plate 8, described joint face is provided with reinforced rib 9.Reinforced rib can make the structure of brace panel strengthen.
Described 3rd base plate 8 is provided with the second through hole 10, and described second through hole 10 is cylindrical.Described second through hole 10 is centered by the diagonal line intersection point on described 3rd floor 8, and described first through hole 4 is coaxial with the central axis of described second through hole 10.Described second through hole 10 can be good at the use coordinating bumper pin, when being fixed on longeron 12 by bumper pin, welding is better completed.
Described brace panel is installed in chassis runner, coordinates form brace panel structure with longeron, and the face that top board 1, first base plate 5, second base plate 6 of brace panel 100, the 3rd base plate 8 contact with longeron 12 is provided with weld nugget 15.Described weld nugget 15 is arranged on described top board 1, first base plate 5, second base plate 6, the 3rd base plate 8 uniformly.Described brace panel is stabilized on described longeron by described weld nugget.Assemble up at brace panel, bumper pin 11 and longeron, will by bumper pin 11 and longeron and brace panel weld together, can find out that in assembly drowing the welding on longeron 12 is whole lap welding adapter ring 13, be that half-turn welds circle 14 at brace panel with welding of bumper pin 11.Described brace panel and described longeron are formed with closed cavity after installing, and improve the laser intensity of longeron.Ensure that welding quality, eliminate the defect of three ply board welding.
The bumper pin brace panel structure redesigned makes the girder work of shock absorber system form closed cavity, and improve the structural strength of longeron, number of parts reduces, and occurs rosin joint when eliminating three ply board welding, eliminates road runin and splits generation.Improved force delivering path, the stress of dispersion part, makes part stress even.The girder work of vibration insulating system forms closed cavity, improves the structural strength of longeron.Adding of reinforced rib, improve the intensity of brace panel structure.
When brace panel is not gained in weight, by structure optimization, U-shaped structure design, makes the girder work of shock mitigation system form closed cavity, improves the laser intensity of longeron, improves the pipeline of power, and the stress of dispersion part, improves the durability of part.By reducing number of parts, reduce weight, monitoring manufacturing process, ensure that welding quality, eliminates the defect of three ply board welding.Arranged by the reinforced rib newly designing brace panel, improve the structural strength of brace panel.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. one kind is improved the longitudinal beam reinforcing plate of vehicle body shock mitigation system intensity, it is characterized in that: this longitudinal beam reinforcing plate comprises top board, first side plate, second side plate, first base plate and the second base plate, described first side plate, second side plate connects described top board, and described first side plate is relative with described second side plate, described first side plate, second side plate and described top board form U-shaped, described first base plate connects described first side plate, described first base plate and described first side plate form L shape, described first base plate extends laterally along described first side plate base, described second base plate is connected with described second side plate, described second base plate and described second side plate form L shape, described second base plate extends laterally along described second side plate base, described top board is provided with the first through hole,
This longitudinal beam reinforcing plate also comprises the 3rd side plate and the 3rd base plate, described 3rd side plate connects described top board, described top board homonymy is located at by described 3rd side plate, the first side plate, the second side plate, 3rd side plate connects described 3rd base plate, described top board, the 3rd side plate, the 3rd base plate form U-shaped, described 3rd base plate is provided with the second through hole, the central axis of described second through hole and the central axis of described first through hole coaxial.
2. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 1, is characterized in that: described first side plate, the second side plate are provided with reinforced rib.
3. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 2, it is characterized in that: the angle that described first side plate and described top board are formed is right angle, the angle that described second side plate and described top board are formed is right angle, the angle that described first base plate and described first side plate are formed is right angle, and the angle that described second base plate and described second side plate are formed is right angle.
4. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 2, it is characterized in that: the angle that described first side plate and described top board are formed is obtuse angle, the angle that described second side plate and described top board are formed is obtuse angle, the angle that described first base plate and described first side plate are formed is obtuse angle, and the angle that described second base plate and described second side plate are formed is obtuse angle.
5. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 4, is characterized in that: described first through hole is for circular.
6. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 5, is characterized in that: be provided with joint face protruding to the inside in the centre, junction of described 3rd side plate and described 3rd base plate.
7. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 6, is characterized in that: described joint face is provided with reinforced rib.
8. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 7, is characterized in that: the angle of described 3rd base plate and described 3rd side plate is right angle.
9. the longitudinal beam reinforcing plate of raising vehicle body shock mitigation system intensity according to claim 8, is characterized in that: the angle of described top board and described 3rd side plate is right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210493838.XA CN103847798B (en) | 2012-11-28 | 2012-11-28 | A kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210493838.XA CN103847798B (en) | 2012-11-28 | 2012-11-28 | A kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103847798A CN103847798A (en) | 2014-06-11 |
| CN103847798B true CN103847798B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210493838.XA Expired - Fee Related CN103847798B (en) | 2012-11-28 | 2012-11-28 | A kind of longitudinal beam reinforcing plate improving vehicle body shock mitigation system intensity |
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| CN (1) | CN103847798B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3040035B1 (en) * | 2015-08-10 | 2017-08-11 | Peugeot Citroen Automobiles Sa | U-SHAPED STRUCTURE OF UTILITY VEHICLE |
| CN108248458A (en) * | 2017-12-18 | 2018-07-06 | 合肥亿恒智能科技股份有限公司 | A kind of U-girder reinforcing plate component |
| CN110155176B (en) * | 2019-06-28 | 2020-12-11 | 长城汽车股份有限公司 | Vehicle frame structure |
| CN114179911B (en) * | 2021-11-17 | 2023-12-22 | 武汉路特斯汽车有限公司 | Rear longitudinal beam, rear longitudinal beam structure and vehicle |
Citations (5)
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| CN101306699A (en) * | 2007-12-28 | 2008-11-19 | 上汽通用五菱汽车股份有限公司 | Energy-absorbing frame structure for amortizing vehicle collision |
| CN201534568U (en) * | 2009-11-23 | 2010-07-28 | 重庆长安汽车股份有限公司 | Reinforcement for door sill beam of automobile |
| CN202272055U (en) * | 2011-08-29 | 2012-06-13 | 北汽福田汽车股份有限公司 | Strengthening device and vehicle |
| CN202413930U (en) * | 2012-01-20 | 2012-09-05 | 重庆长安汽车股份有限公司 | Vehicle body longitudinal beam middle section structure |
| CN203032769U (en) * | 2012-11-28 | 2013-07-03 | 上汽通用五菱汽车股份有限公司 | Longitudinal beam reinforcing board improving strength of automobile body damping system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09150751A (en) * | 1995-11-29 | 1997-06-10 | Daihatsu Motor Co Ltd | Side member reinforcement structure of automobile |
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2012
- 2012-11-28 CN CN201210493838.XA patent/CN103847798B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306699A (en) * | 2007-12-28 | 2008-11-19 | 上汽通用五菱汽车股份有限公司 | Energy-absorbing frame structure for amortizing vehicle collision |
| CN201534568U (en) * | 2009-11-23 | 2010-07-28 | 重庆长安汽车股份有限公司 | Reinforcement for door sill beam of automobile |
| CN202272055U (en) * | 2011-08-29 | 2012-06-13 | 北汽福田汽车股份有限公司 | Strengthening device and vehicle |
| CN202413930U (en) * | 2012-01-20 | 2012-09-05 | 重庆长安汽车股份有限公司 | Vehicle body longitudinal beam middle section structure |
| CN203032769U (en) * | 2012-11-28 | 2013-07-03 | 上汽通用五菱汽车股份有限公司 | Longitudinal beam reinforcing board improving strength of automobile body damping system |
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| CN103847798A (en) | 2014-06-11 |
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Granted publication date: 20160420 Termination date: 20191128 |