CN101269672B - Anticollision stringpiece structure of vehicle - Google Patents
Anticollision stringpiece structure of vehicle Download PDFInfo
- Publication number
- CN101269672B CN101269672B CN2007101255474A CN200710125547A CN101269672B CN 101269672 B CN101269672 B CN 101269672B CN 2007101255474 A CN2007101255474 A CN 2007101255474A CN 200710125547 A CN200710125547 A CN 200710125547A CN 101269672 B CN101269672 B CN 101269672B
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- additional strengthening
- vehicle
- longeron
- spot welding
- anticollision
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Abstract
The invention discloses a car anticollision longitudinal beam structure which comprises longitudinal beams arranged at both sides of a car. Two reinforcement structures are arranged on longitudinal beams, and the two reinforcement structures are respectively connected with each door frame to form a loop structure; the first reinforcement structure is arranged at the lower end of a B post, and the accessory turn-over edges of the first reinforcement structure are connected with the longitudinal beams in a spotwelding mode; the second reinforcement structure is arranged behind a wheel casing, and the accessory turn-over edges of the second reinforcement structure are connected with the longitudinal beams in a spotwelding mode. Reinforcing the side strength of the car body and forming a closed loop with the door frame, the reinforcement structures of the longitudinal beams on the sides of the car can resist the impact and can evenly distribute the impact force into all areas of the car body in collision to reduce the damage to people in the car caused by the huge deformation of the car cabin resulted from the impact.
Description
[technical field]
The present invention relates to field of vehicles, refer in particular to a kind of anticollision stringpiece structure of vehicle.
[background technology]
The common intensity ratio in microvan side a little less than, at present make deforming zone absorb more energy by the method that increases deforming zone rigidity basically.But deforming zone rigidity is too high to cause the deceleration value in the collision process to increase, and the deceleration/decel of structure has direct relation with collision safety rules and crashworthiness technical index.The too high rigidity of anterior deforming zone also must involve the interior passenger district, produces big huge momentum in the collision process and is directly delivered among the crew module, causes the occupant to be subjected to great injury.
[summary of the invention]
Technical matters to be solved by this invention is, overcomes the deficiencies in the prior art, provides a kind of when collision happens, and just impulsive force is distributed to each regional anticollision stringpiece structure of vehicle of vehicle body uniformly.
The technical solution adopted for the present invention to solve the technical problems is: a kind of anticollision stringpiece structure of vehicle comprises door frame for vehicle and is positioned at the longeron of vehicular sideview that comprise B post and wheel cover on the door frame for vehicle, described longeron is provided with additional strengthening.
Described additional strengthening has two, respectively with vehicle the door frame be connected, form a loop structure.
Described first additional strengthening is installed on B post lower end, and the described first additional strengthening parts flanged-edge is connected with described longeron spot welding.
Described second additional strengthening is installed on the wheel cover back, and the described second additional strengthening parts flanged-edge is connected with described longeron spot welding.
Described first additional strengthening and described second additional strengthening are set at the middle part of described longeron, and the described first additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on B post lower end; The described second additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on the wheel cover back; The doorframe of described first additional strengthening and second additional strengthening and described vehicle forms described closed-loop, improves the structural strength of vehicle longeron, has prolonged the conquassation deforming zone.
Described first additional strengthening and described second additional strengthening are parallel to each other.
A kind of vehicle, this vehicle is equipped with the longeron with additional strengthening.
Described additional strengthening has two, and first additional strengthening is installed on B post lower end, and second additional strengthening is installed on the wheel cover back; This first additional strengthening, this second additional strengthening are connected with the doorframe of described vehicle, form loop structure.
Described first additional strengthening and described second additional strengthening are parallel to each other, and the described first additional strengthening parts flanged-edge is connected with longeron spot welding, and the described second additional strengthening parts flanged-edge is connected with longeron spot welding.
Described first additional strengthening and described second additional strengthening are set at the middle part of described longeron, and the described first additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on B post lower end; The described second additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on the wheel cover back; The doorframe of described first additional strengthening and second additional strengthening and described vehicle forms described closed-loop, improves the structural strength of vehicle longeron, has prolonged the conquassation deforming zone.
The invention has the beneficial effects as follows: by strengthening vehicle body side intensity, form closed-loop with doorframe, when bumping, the longeron additional strengthening of side can not only be resisted impact, and suffered impulsive force can be distributed to equably each zone of vehicle body, reduced the harm that brings to the occupant by huge crew module's deformation that collision causes.
[description of drawings]
Fig. 1 is the structural representation of the closed-loop of additional strengthening and doorframe formation;
Fig. 2 is the installation site scheme drawing of additional strengthening;
Fig. 3 is the connection mode scheme drawing () of additional strengthening and longeron;
Fig. 4 is the connection mode scheme drawing (two) of additional strengthening and longeron.
[specific embodiment]
As shown in Figures 1 to 4, a kind of anticollision stringpiece structure of vehicle of embodiment of the present invention, car body 1 comprises the additional strengthening 2 that is provided with on the longeron 32 that is positioned at vehicular sideview and the longeron, additional strengthening 2 is connected with the doorframe 3 of vehicle, this additional strengthening is first additional strengthening 21 and second additional strengthening 22, first additional strengthening, 21 parts flanged-edges are connected with longeron 32 spot welding, are installed on B post lower end 5, and the B post is positioned at the below of chaufeur position; Second additional strengthening, 22 parts flanged-edges are connected with longeron 32 spot welding, are installed on wheel cover back 6, and wheel cover is the vehicle front-wheel cover; First additional strengthening 21 and second additional strengthening 22 are parallel to each other, gusset 31 in the doorframe 3 of first additional strengthening 21 and second additional strengthening 22 and vehicle and longeron 32 form described closed-loop 4, improve the structural strength of vehicle longeron, prolonged the conquassation deforming zone.Be used to protect automobile front-row passenger's safety, the position 7 that the automobile front-row passenger takes is in the fagging position of vehicle, about general 650mm～750mm.When collision happens, first additional strengthening 21 and second additional strengthening 22 of the longeron of side can not only be resisted impact, suffered impulsive force can also be transmitted to each zone of vehicle body equably, make impulsive force can be distributed to each zone of vehicle body equably, thereby reduced because the harm that huge crew module's deformation that collision causes produces the occupant, improve the structural strength of vehicle longeron, prolonged the conquassation deforming zone.
A kind of longeron vehicle that is equipped with additional strengthening 2, additional strengthening 2 has two, and first additional strengthening 21 is installed on B post lower end 5, and the B post is positioned at the below of chaufeur position; Second additional strengthening 22 is installed on wheel cover back 6, and wheel cover is the vehicle front-wheel cover; This first additional strengthening 21, this second additional strengthening 22 are connected with the doorframe 3 of vehicle; first additional strengthening 21, second additional strengthening 22, gusset 31 and longeron 32 form loop structure 4; be used to protect automobile front-row passenger's safety; the position 7 that the automobile front-row passenger takes is in the fagging position of vehicle, about general 650mm～750mm.
The two-sided flange of first additional strengthening, 21 parts is connected with longeron 32 spot welding, connection side 8 as shown in Figure 3, the two-sided flange of second additional strengthening, 22 parts is connected with longeron 32 spot welding, connection side 8 as shown in Figure 3, and first additional strengthening 21 and second additional strengthening 22 are parallel to each other.
First additional strengthening, 21 parts flanged-edges are connected with longeron 32 spot welding, connection side 81 as shown in Figure 4, second additional strengthening, 22 parts flanged-edges are connected with longeron 32 spot welding, connection side 81 as shown in Figure 4, and first additional strengthening 21 and second additional strengthening 22 are parallel to each other.
The longitudinal impact of vehicle is the maximum a kind of forms of collision of probability of occurrence, and is the forms of collision to the tool harmfulness of driver and conductor's security of the lives and property in the car.By optimizing the front vehicle frame structure, material, the material of each each and every one part of reasonable disposition are thick, effectively absorb Impact energy when collision takes place, and reduce the injury that the driver and conductor is subjected in the car.Side collision because the vehicular sideview bus body strength is more weak with respect to other zones, and near the crew module, so when bumping to the bigger injury of occupant's generation.By strengthening vehicle body side intensity, form closed-loop, Impact energy is delivered to other zones of vehicle body uniformly.
Have the longeron of additional strengthening 2 when vehicle after, because additional strengthening 2 interconnects with the doorframe of vehicle itself, form osed top loop 4, thereby vehicle is born higher impact force in collision, and impulsive force that can vehicle itself is suffered transmits to each zone of vehicle body equably, the impulsive force that has disperseed collision to be produced, reduced the influence of collision to vehicle body, thereby reduced better because the harm that huge crew module's deformation that collision causes produces the occupant, improve the structural strength of vehicle longeron, prolonged the conquassation deforming zone.
This anticollision stringpiece structure of vehicle is applied on the SGMWN300 year vehicle, prove by experiment: when the forward collision takes place, the exclusive Security Module structure of auto body will be had an effect, and reduce deceleration/decel and the power that passes to the occupant by sacrificing seating accommodation structure in addition.The front cross rail of vehicle frame begins flexural deformation during bump, in the endergonic while, longeron also can be out of shape energy-absorbing by designing requirement, but can not retreat, thereby avoid the extruding that impacts to the crew module, simultaneously remaining impulsive force evenly transmits in the whole additional strengthening of vehicle body, avoids the crew module to deform and influences car door opening.When side impact took place, the additional strengthening of side can impact in the actv. opposing, and impulsive force is distributed to each zone of vehicle body uniformly, has reduced the harm that the occupant is brought by huge crew module's deformation that collision causes.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. anticollision stringpiece structure of vehicle, comprise door frame for vehicle and be positioned at the longeron of vehicular sideview, comprise B post and wheel cover on the door frame for vehicle, it is characterized in that: described longeron is provided with additional strengthening, this additional strengthening has first additional strengthening and second additional strengthening, and the doorframe of this first additional strengthening and second additional strengthening and vehicle and longeron form closed-loop.
2. anticollision stringpiece structure of vehicle according to claim 1 is characterized in that: described first additional strengthening is connected with the doorframe of vehicle respectively with second additional strengthening, forms described closed-loop.
3. anticollision stringpiece structure of vehicle according to claim 2 is characterized in that: described first additional strengthening is installed on B post lower end, and the described first additional strengthening parts flanged-edge is connected with described longeron spot welding.
4. anticollision stringpiece structure of vehicle according to claim 2 is characterized in that: described second additional strengthening is installed on the wheel cover back, and the described second additional strengthening parts flanged-edge is connected with described longeron spot welding.
5. anticollision stringpiece structure of vehicle according to claim 1, it is characterized in that: described first additional strengthening and described second additional strengthening are set at the middle part of described longeron, the described first additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on B post lower end; The described second additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on the wheel cover back.
6. anticollision stringpiece structure of vehicle according to claim 5 is characterized in that: described first additional strengthening and described second additional strengthening are parallel to each other.
7. vehicle, this vehicle is equipped with the longeron with additional strengthening, comprise door frame for vehicle and be positioned at the described longeron of vehicular sideview, comprise B post and wheel cover on the door frame for vehicle, described longeron is provided with additional strengthening, this additional strengthening has first additional strengthening and second additional strengthening, and the doorframe of this first additional strengthening and second additional strengthening and vehicle and longeron form closed-loop.
8. vehicle according to claim 7 is characterized in that: described first additional strengthening is installed on B post lower end, and described second additional strengthening is installed on the wheel cover back; This first additional strengthening is connected with the doorframe of described vehicle respectively with this second additional strengthening, forms described closed-loop.
9. vehicle according to claim 8, it is characterized in that: described first additional strengthening and described second additional strengthening are parallel to each other, the described first additional strengthening parts flanged-edge is connected with longeron spot welding, and the described second additional strengthening parts flanged-edge is connected with longeron spot welding.
10. vehicle according to claim 7, it is characterized in that: described first additional strengthening and described second additional strengthening are set at the middle part of described longeron, the described first additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on B post lower end; The described second additional strengthening parts flanged-edge is connected with described longeron spot welding, is installed on the wheel cover back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101255474A CN101269672B (en) | 2007-12-27 | 2007-12-27 | Anticollision stringpiece structure of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101255474A CN101269672B (en) | 2007-12-27 | 2007-12-27 | Anticollision stringpiece structure of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101269672A CN101269672A (en) | 2008-09-24 |
| CN101269672B true CN101269672B (en) | 2010-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101255474A Expired - Fee Related CN101269672B (en) | 2007-12-27 | 2007-12-27 | Anticollision stringpiece structure of vehicle |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4011662B1 (en) * | 2020-12-14 | 2024-04-17 | Ningbo Geely Automobile Research & Development Co. Ltd. | A side impact restraint protection system for a vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2617649Y (en) * | 2002-11-14 | 2004-05-26 | 哈飞汽车股份有限公司 | Front frame structure of vehicle |
| CN1663866A (en) * | 2004-03-02 | 2005-09-07 | 日产自动车株式会社 | Vehicle body floor structure |
| CN1678486A (en) * | 2002-08-27 | 2005-10-05 | 戴姆勒-克莱斯勒股份公司 | Body for a motor vehicle comprising a roof column |
| CN1807169A (en) * | 2005-01-21 | 2006-07-26 | 三菱自动车工业株式会社 | Fahrzeugkarosseriestruktur |
| CN1974298A (en) * | 2005-12-01 | 2007-06-06 | 马自达汽车株式会社 | Lower vehicle body structure |
-
2007
- 2007-12-27 CN CN2007101255474A patent/CN101269672B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1678486A (en) * | 2002-08-27 | 2005-10-05 | 戴姆勒-克莱斯勒股份公司 | Body for a motor vehicle comprising a roof column |
| CN2617649Y (en) * | 2002-11-14 | 2004-05-26 | 哈飞汽车股份有限公司 | Front frame structure of vehicle |
| CN1663866A (en) * | 2004-03-02 | 2005-09-07 | 日产自动车株式会社 | Vehicle body floor structure |
| CN1807169A (en) * | 2005-01-21 | 2006-07-26 | 三菱自动车工业株式会社 | Fahrzeugkarosseriestruktur |
| CN1974298A (en) * | 2005-12-01 | 2007-06-06 | 马自达汽车株式会社 | Lower vehicle body structure |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2000-203449A 2000.07.25 |
| JP特开2001-63620A 2001.03.13 |
| JP特开平9-323669A 1997.12.16 |
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| CN101269672A (en) | 2008-09-24 |
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