CN201825115U - Automobile body fore-cabin device - Google Patents
Automobile body fore-cabin device Download PDFInfo
- Publication number
- CN201825115U CN201825115U CN2010205869557U CN201020586955U CN201825115U CN 201825115 U CN201825115 U CN 201825115U CN 2010205869557 U CN2010205869557 U CN 2010205869557U CN 201020586955 U CN201020586955 U CN 201020586955U CN 201825115 U CN201825115 U CN 201825115U
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- China
- Prior art keywords
- raker beam
- longeron
- raker
- cabin device
- vehicle body
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- 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.)
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Abstract
The utility model discloses an automobile body fore-cabin device which comprises a first longitudinal beam and a second longitudinal beam, and is characterized by further comprising a first inclined support beam, a second inclined support beam and a middle beam, wherein one end of the first inclined support beam is connected with the front end of the first longitudinal beam, and the other end is connected with the rear end of the first longitudinal beam; one end of the second inclined support beam is connected with the front end of the second longitudinal beam, and the other end is connected with the rear end of the second longitudinal beam; and the middle beam is connected between the first inclined support beam and the second inclined support beam. The automobile body fore-cabin device enhances the transition between the longitudinal beams and the floor structure of an automobile, and ensures the collision energy to be more effectively transferred backwards.
Description
Technical field
The utility model relates to the preceding cabin device of a kind of vehicle body.
Background technology
In recent years, China's auto trade constantly develops, and is in the auto body development process, more and more higher for the requirement of collision safety performance.
At present, common vehicle body front deck keystone configuration comprises two longerons 101 and is connected two fireproof brickwork 102 and crossbeams (being generally called No. a beam) 103 between the longeron as shown in Figure 1.
Longeron is the main carrying structure of vehicle body in the head-on crash, longeron by transition structure with a part of collision energy to floor 105 conduction, and the efficient height of this conduction to energy just depends on transition structure.For the less vehicle in some liftoff spaces, the sectional dimension of present interconnecting gangway (kickdown) 104 is limited, comparatively weak, make more collision energy pass to beam 103 and fireproof brickwork 102 (as Fig. 2), cause easily conquassation largely occurring near the fireproof brickwork, thereby threaten personal security in the passenger accommodation.
Therefore, be necessary in transition structure, to design a kind of more effective Path of Force Transfer, reduce conquassation at the fireproof brickwork place, with the more effective transmission of collision energy to floor panel structure.
The utility model content
At the defective of prior art, the purpose of this utility model provides a kind of transition that can strengthen between longeron and floor panel structure, and cabin device before the vehicle body that collision energy more effectively can be transmitted backward.
Cabin device comprises before the vehicle body of the present utility model: first longeron, second longeron, it is characterized in that, cabin device also comprises first raker beam, second raker beam, intermediate beam before the described vehicle body, wherein: an end of first raker beam is connected with the front end of first longeron, and the other end of first raker beam is connected with the rear end of first longeron; One end of second raker beam is connected with the front end of second longeron, and the other end of second raker beam is connected with the rear end of second longeron; Intermediate beam is connected between first raker beam, second raker beam.
Preferably, described first raker beam or second raker beam are made by the sheet metal component punching press.
Preferably, intermediate beam is made by the sheet metal component punching press,
Preferably, the thickness of described sheet metal component is 0.5 millimeter-1.5 millimeters.
Preferably, the two ends of described first raker beam and second raker beam all have flange, by flange, and first raker beam or second raker beam and longeron welding.
Preferably, described intermediate beam is " several " font.
With respect to prior art, cabin device has increased by first raker beam, second raker beam, intermediate beam before the vehicle body of the present utility model, through global optimization again, strengthened the transition between the floor panel structure of longeron and vehicle, make collision energy more effectively to transmit backward.
Description of drawings
Fig. 1 is existing vehicle body front deck skeleton structure;
Fig. 2 is existing vehicle body front deck structural relation scheme drawing;
Fig. 3 is the structural representation of the preceding cabin device of vehicle body of a kind of embodiment of the utility model;
Fig. 4 a, 4b are the structural representations of the raker beam in a kind of embodiment of the utility model;
Fig. 5 is the spatial destribution scheme drawing of the raker beam in a kind of embodiment of the utility model;
Fig. 6 is the welding scheme drawing of raker beam and longeron in a kind of embodiment of the utility model;
Fig. 7 a, 7b are respectively the birds-eye view and the block diagrams of the intermediate beam in a kind of embodiment of the utility model;
Fig. 8 is the spatial destribution scheme drawing of the intermediate beam in a kind of embodiment of the utility model.
The specific embodiment
As Fig. 3, in a kind of preferred implementation of the present utility model, cabin device comprises before the described vehicle body: first longeron 100, second longeron 200, it is characterized in that cabin device also comprises first raker beam 301, second raker beam 302, intermediate beam 303 before the described vehicle body.
One end of first raker beam 301 is connected with the front end of first longeron 100, and the other end of first raker beam 301 is connected with the rear end of first longeron 100.One end of second raker beam 302 is connected with the front end of second longeron 200, and the other end of second raker beam 302 is connected with the rear end of second longeron 200.
Shown in Fig. 4 a, 4b, 5,6, first raker beam 301 and second raker beam 302 can be formed by metal plate punching, and thickness of slab is preferably 0.5mm-1.5mm, for example about 1mm.The height and the width of first, second raker beam need satisfy the requirement of arrangement space: guarantee the space of steering box assembly 501, guarantee the space of Panhard rod 502, and prevent the secondary collision of front deck part in the head-on crash.First or second raker beam has flange 310, the upper end face of weld 311 of first or second raker beam is connected to the back segment of a longeron, the end of first or second raker beam by having flange 310 and the inboard and the downside welding of this longeron back segment, the effect of flange 310 is that the abundant guarantee point face of weld is long-pending, and the spot welding area can make structure better transmit impact load fully; The front end of this longeron of the lower end face of weld 313 overlap joint centre gangway belows of first or second raker beam, same, for spot welding area is more fully arranged, first or second raker beam also has flange 310 in the place with the welding of longeron front end.Preferably, first or second raker beam also have a middle flange 312, be connected with the floor spot welding of vehicle by the middle flange 312, the first or second raker beam.
Shown in Fig. 7 a, 7b, intermediate beam 303 is connected between first raker beam 301, second raker beam 302.Preferably, intermediate beam 303 has welding flange 315.Intermediate beam 303 also can be made by the sheet metal component punching press, and the thickness of slab of sheet metal component is preferably 0.5mm-1.5mm, for example 1mm.The height H 1 of intermediate beam need satisfy the spatial destribution requirement of freeing pipe, is preferably designed to " several " font, and the width W 1 of intermediate beam is 50-100mm.As shown in Figure 8, intermediate beam 303 is welded in the fireproof brickwork 102, and the peripheral flanging of intermediate beam 303 is connected with the centre gangway leading portion plate spot welding of fireproof brickwork 102.
In a preferred embodiment of the present utility model, cabin device comprises and longeron assembly bonded assembly first raker beam, second raker beam, intermediate beam before the vehicle body.Wherein, first raker beam 301, second raker beam 302, intermediate beam 303 are made by the plate work piece punching press.The thickness of slab 1mm that first raker beam 301 and second raker beam 302 are adopted, height H is 40mm, width W is 55mm.The thickness of slab 1.5mm that intermediate beam 303 is adopted, height H 1 is 50mm, and width W 1 is 80mm, and plate work piece can adopt any suitable steel.Through the analysis of collision finite element simulation, adopt the vehicle of present embodiment to collide under the operating mode at the speed of a motor vehicle, the positive 100% overlapping rigidity obstacle of 50km/h, in whole 27 measurement points, there are 21 measurement point intrusion amounts to reduce to surpass 25%, have only 1 measurement point intrusion amount that a small amount of increase is arranged, the safety performance of vehicle body has a more substantial increase.Table 1 has exemplified the wherein intrusion quantitative changeization of 6 measurement points:
| Measurement point | Present embodiment structure intrusion amount reduces ratio |
| Chaufeur left foot place fireproof brickwork | 30.303％ |
| Place's fireproof brickwork in the middle of the chaufeur bipod | 31.5789％ |
| Chaufeur right crus of diaphragm place fireproof brickwork | 32.8767％ |
| Pair is driven left foot place fireproof brickwork | 29.3333％ |
| Pair is located fireproof brickwork in the middle of driving bipod | 29.6703％ |
| Pair is driven right crus of diaphragm place fireproof brickwork | 25％ |
Table 1
Although the utility model is described by above-mentioned preferred implementation, its way of realization is not limited to above-mentioned embodiment.Should be realized that under the situation that does not break away from the utility model purport, those skilled in the art can make different variations and modification to the utility model.
Claims (6)
1. cabin device before the vehicle body, cabin device comprises before the described vehicle body: first longeron, second longeron, it is characterized in that cabin device also comprises first raker beam, second raker beam, intermediate beam before the described vehicle body, wherein:
One end of first raker beam is connected with the front end of first longeron, and the other end of first raker beam is connected with the rear end of first longeron;
One end of second raker beam is connected with the front end of second longeron, and the other end of second raker beam is connected with the rear end of second longeron;
Intermediate beam is connected between first raker beam, second raker beam.
2. device according to claim 1 is characterized in that, described first raker beam or second raker beam are made by the sheet metal component punching press.
3. device according to claim 1 is characterized in that intermediate beam is made by the sheet metal component punching press.
4. according to claim 2 or 3 described devices, it is characterized in that the thickness of described sheet metal component is 0.5 millimeter-1.5 millimeters.
5. device according to claim 4 is characterized in that, the two ends of described first raker beam and second raker beam all have flange, by flange, and first raker beam or second raker beam and longeron welding.
6. device according to claim 1 is characterized in that, described intermediate beam is " several " font.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205869557U CN201825115U (en) | 2010-10-22 | 2010-10-22 | Automobile body fore-cabin device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205869557U CN201825115U (en) | 2010-10-22 | 2010-10-22 | Automobile body fore-cabin device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201825115U true CN201825115U (en) | 2011-05-11 |
Family
ID=43963667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205869557U Expired - Fee Related CN201825115U (en) | 2010-10-22 | 2010-10-22 | Automobile body fore-cabin device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201825115U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358250A (en) * | 2011-09-14 | 2012-02-22 | 奇瑞汽车股份有限公司 | Front cabin element fixing structure for electric vehicle |
| CN103171627A (en) * | 2011-12-21 | 2013-06-26 | F·波尔希名誉工学博士公司 | Front-section structure of a motor vehicle |
| CN104494408A (en) * | 2014-12-15 | 2015-04-08 | 东风汽车公司 | Miniature purely electric car chassis layout structure |
| CN106275082A (en) * | 2015-06-26 | 2017-01-04 | 通用汽车环球科技运作有限责任公司 | The longitudinal beam of automobile frame stiffener of the load that the front of management skew applies |
| CN106741202A (en) * | 2017-01-03 | 2017-05-31 | 重庆长安汽车股份有限公司 | Section connection structure before and after a kind of automobile engine nacelle curb girder |
| CN109941351A (en) * | 2017-12-20 | 2019-06-28 | 广州汽车集团股份有限公司 | Enging cabin structure and vehicle |
-
2010
- 2010-10-22 CN CN2010205869557U patent/CN201825115U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358250A (en) * | 2011-09-14 | 2012-02-22 | 奇瑞汽车股份有限公司 | Front cabin element fixing structure for electric vehicle |
| CN103171627A (en) * | 2011-12-21 | 2013-06-26 | F·波尔希名誉工学博士公司 | Front-section structure of a motor vehicle |
| CN103171627B (en) * | 2011-12-21 | 2016-01-20 | F·波尔希名誉工学博士公司 | The front section structure of power actuated vehicle |
| CN104494408A (en) * | 2014-12-15 | 2015-04-08 | 东风汽车公司 | Miniature purely electric car chassis layout structure |
| CN104494408B (en) * | 2014-12-15 | 2017-11-07 | 东风汽车公司 | A kind of pure electric mini-car chassis arrangement |
| CN106275082A (en) * | 2015-06-26 | 2017-01-04 | 通用汽车环球科技运作有限责任公司 | The longitudinal beam of automobile frame stiffener of the load that the front of management skew applies |
| CN106275082B (en) * | 2015-06-26 | 2019-01-25 | 通用汽车环球科技运作有限责任公司 | The longitudinal beam of automobile frame stiffener for the load that the front of management offset applies |
| CN106741202A (en) * | 2017-01-03 | 2017-05-31 | 重庆长安汽车股份有限公司 | Section connection structure before and after a kind of automobile engine nacelle curb girder |
| CN109941351A (en) * | 2017-12-20 | 2019-06-28 | 广州汽车集团股份有限公司 | Enging cabin structure and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20171022 |