CN204415310U - A kind of collision prevention girders of arrangements for automotive doors - Google Patents
A kind of collision prevention girders of arrangements for automotive doors Download PDFInfo
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- CN204415310U CN204415310U CN201520077290.XU CN201520077290U CN204415310U CN 204415310 U CN204415310 U CN 204415310U CN 201520077290 U CN201520077290 U CN 201520077290U CN 204415310 U CN204415310 U CN 204415310U
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- brace panel
- panel
- brace
- collision prevention
- prevention girders
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- 230000002265 prevention Effects 0.000 title claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 10
- 238000001962 electrophoresis Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 241000276425 Xiphophorus maculatus Species 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of collision prevention girders of arrangements for automotive doors, comprise and be fixed in inner plate of car door and the first brace panel extended below along side window, be connected to described first brace panel and with the second brace panel of its inclination predetermined angle, described first brace panel is connected to the side of described second brace panel away from outside door handle, 3rd brace panel is connected to the side of described second brace panel away from described outside door handle, described 3rd brace panel vertically extends to the side of car chassis, described second brace panel and described 3rd brace panel all affixed with described inner plate of car door.This technical scheme is adopted to achieve the structural reinforcement of inner plate of car door larger area, when automobile bears side impact, the each brace panel being distributed in inner plate of car door checks and balance under the effect of impact, improve the crashproof ability on inner plate of car door integral structure, and collision prevention girders is platy structure, therefore volume reduces, and saves space.
Description
Technical field
The utility model relates to arrangements for automotive doors technical field, is specifically related to a kind of collision prevention girders of arrangements for automotive doors.
Background technology
The frequency that side collision occurs in motor traffic accidents is higher, automobile is when side collision, can produce to the gross distortion inside operator's compartment, but, owing to there is no enough Spatial absorptive collision energies between occupant and car door, can damage occupant, time serious, threaten the life security of occupant.
In prior art, in order to improve the crashworthiness of vehicular sideview, usually on inner plate of car door, set up crash bar, to strengthen the strength and stiffness of inner plate of car door.As shown in Figure 1, crash bar 1 is column structure, is connected on inner plate of car door 2 for the structure of crash bar and installation site.
Above-mentioned crash bar 1, desirable intended diameter is 50mm, but owing to being subject to space constraint, diameter mostly is 30mm most, its regular shape, and structure is single, and be only connected with inner plate of car door 2 at the two ends of crash bar 1, connection area is less, therefore, the absorption power of crash bar 1 pair of side impact energy of this structure is limited, crashproof ability is poor, meanwhile, even if the diameter of crash bar 1 is 30mm, its volume taken is still comparatively large, causes the waste in space.
Utility model content
The utility model provides a kind of collision prevention girders of arrangements for automotive doors, can reduce volume, and improve crashworthiness.
To achieve these goals, the utility model has made following technological improvement:
A kind of collision prevention girders of arrangements for automotive doors, comprise and be fixed in inner plate of car door and the first brace panel extended below along side window, be connected to described first brace panel and with the second brace panel of its inclination predetermined angle, described first brace panel is connected to the side of described second brace panel away from outside door handle, 3rd brace panel is connected to the side of described second brace panel away from described outside door handle, described 3rd brace panel vertically extends to the side of car chassis, described second brace panel and described 3rd brace panel all affixed with described inner plate of car door.
Preferably, be also provided with the first connecting panel, described first brace panel is connected by described first connecting panel with described second brace panel.
Preferably, be also provided with the second connecting panel, described second connecting panel is connected between the first brace panel and described second brace panel and the side of close described outside door handle.
Preferably, also comprise and be fixed in described inner plate of car door the 3rd connecting panel and the 4th connecting panel, described outside door handle connects fastening by described 3rd connecting panel, and described 3rd connecting panel is connected to described second brace panel near one end of described outside door handle; Described 4th connecting panel is connected with described 3rd connecting panel with described second connecting panel respectively.
Preferably, described first brace panel is provided with installation base, and car door weather bar is installed on described installation base.
Preferably, described first brace panel is also provided with through hole, and electrophoresis liquid enters described through hole and is coated on described collision prevention girders.
Preferably, the cross-sectional plane of described second brace panel is M tee section.
Preferably, described first brace panel, described second brace panel, described 3rd brace panel, described first connecting panel, described second connecting panel, described 3rd connecting panel, described 4th connecting panel are equipped with stamping forming convex closure, are provided with expansion glue in the cavity of described convex closure.
The beneficial effect that the utility model obtains is:
The utility model provides a kind of collision prevention girders of arrangements for automotive doors, comprise and be fixed in inner plate of car door and the first brace panel extended below along side window, be connected to described first brace panel and with the second brace panel of its inclination predetermined angle, described first brace panel is connected to the side of described second brace panel away from outside door handle, 3rd brace panel is connected to the side of described second brace panel away from described outside door handle, described 3rd brace panel vertically extends to the side of car chassis, described second brace panel and described 3rd brace panel all affixed with described inner plate of car door.Adopt this technical scheme, the brace panel connected successively by three and inner plate of car door affixed, achieve the structural reinforcement of inner plate of car door larger area, when automobile bears side impact, the each brace panel being distributed in inner plate of car door checks and balance under the effect of impact, improve the crashproof ability on inner plate of car door integral structure, compare compared with the crash bar of column structure single in prior art, its crashworthiness is more excellent, and collision prevention girders is platy structure, therefore volume reduces, and saves space.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the crash bar of prior art;
Fig. 2 is the structural representation of an embodiment of collision prevention girders of the present utility model;
Fig. 3 is the axonometric drawing of an embodiment of the first brace panel of the present utility model;
Fig. 4 is the axonometric drawing of an embodiment of the second brace panel of the present utility model;
Fig. 5 is the axonometric drawing of an embodiment of the 3rd brace panel of the present utility model;
Fig. 6 is the axonometric drawing of an embodiment of the first connecting panel of the present utility model;
Fig. 7 is the axonometric drawing of an embodiment of the second connecting panel of the present utility model;
Fig. 8 is the axonometric drawing of an embodiment of the 3rd connecting panel of the present utility model;
Fig. 9 is the axonometric drawing of an embodiment of the 4th connecting panel of the present utility model;
Figure 10 is an embodiment of collision prevention girders of the present utility model and the connection diagram of inner plate of car door;
Figure 11 is the cae analysis sketch of the arrangements for automotive doors of prior art;
Figure 12 is the cae analysis sketch of arrangements for automotive doors of the present utility model.
Description of reference numerals:
1-crash bar; 2-inner plate of car door; 100-collision prevention girders; 10-first brace panel; 20-second brace panel; 11-through hole; 12-installation base; 30-the 3rd brace panel; 40-first connecting panel; 41-first flange; 42-second flange; 43-the 3rd flange; 44-hole; 45-project-welding nut; 50-second connecting panel; 60-the 3rd connecting panel; 61-grip hole; 70-the 4th connecting panel; 80-convex closure; 90-welds knock hole.
Detailed description of the invention
In order to make those skilled in the art better understand the technical solution of the utility model, below in conjunction with accompanying drawing, the utility model is described in detail.
Shown in composition graphs 2-10, the utility model provides a kind of collision prevention girders 100 of arrangements for automotive doors, comprise and be fixed in inner plate of car door and the first brace panel 10 extended below along side window, be connected to the first brace panel 10 and with the second brace panel 20 of its inclination predetermined angle, first brace panel 10 is connected to the side away from outside door handle of the second brace panel 20, 3rd brace panel 30 is connected to the side of the second brace panel 20 away from outside door handle, 3rd brace panel 30 vertically extends to the side of car chassis, second brace panel 20 and the 3rd brace panel 20 all affixed with inner plate of car door.Adopt this technical scheme, the brace panel connected successively by three and inner plate of car door affixed, achieve the structural reinforcement of inner plate of car door larger area, when automobile bears side impact, the each brace panel being distributed in inner plate of car door checks and balance under the effect of impact, improves the crashproof ability on inner plate of car door integral structure, compares compared with the crash bar of column structure single in prior art, its crashworthiness is more excellent, and volume and weight all reduces.
Preferably, the cross-sectional plane of the second brace panel 20 (cross-sectional plane is the cross section intercepted perpendicular to the bearing of trend of the second brace panel) is M tee section, the cross-sectional plane of the 3rd brace panel 30 is U-shaped cross section (cross-sectional plane is the cross section intercepted perpendicular to the bearing of trend of the second brace panel), according to the theory of strength of material, the anti-bending strength of cross sectional shape to rod member of rod member has significant impact, and for the brace panel in M tee section and U-shaped cross section, due to the upper surface of brace panel and the increase of lower surface distance neutral surface distance, add the cross sectional moment of inertia in M tee section and U-shaped cross section, its ability of bearing moment of flexure is strengthened, compare compared with the brace panel of slab construction, bending stiffness significantly improves.
First brace panel 10 can directly be connected with the second brace panel 20, but in order to ensure the reliability connected, and avoid causing due to the end construction of two brace panels the defect of interfering is installed, in the present embodiment, first connecting panel 40, first brace panel 10 is preferably set and the second brace panel 20 is connected by the first connecting panel 40.Particularly, first connecting panel 40 is provided with the first flange 41 near one end of the first brace panel 10, the second flange 42 is provided with near one end of the second brace panel 20, first flange 41 is fitted with the outer of the first brace panel 10 and welds, second flange 42 is fitted with the outer of the second brace panel 20 and welds, adjacent with above-mentioned two flange and side away from outside door handle is provided with the 3rd flange 43, 3rd flange 43 is welded with inner plate of car door, in this scheme, the setting of the first connecting panel 40 improves the first brace panel 10 and the second brace panel 20, first brace panel 10 and inner plate of car door, the integrated connection intensity of the second brace panel 20 and inner plate of car door, thus improve the crashworthiness of inner plate of car door.
First connecting panel 40 is provided with multiple hole 44, corresponding each hole 44 and in the side near inner plate of car door respectively welding projection welding nut 45, the line of centers of project-welding nut 45 is coaxial with the line of centers in hole 44, and outside rear-view mirror base is spirally connected thereon by project-welding nut 45.
First brace panel 10 is provided with installation base 12, car door weather bar is mounted thereon by installation base 12, this scheme can avoid rainwater to enter in operator's compartment, ensure leak tightness, installation base 12 is provided with six, and distributes along the bearing of trend of the first brace panel 10, and this scheme is by increasing the quantity of attachment point, ensure that the even failure-free of car door weather bar is fixed in the first brace panel 10, prevent the defects such as protuberance or displacement.
First brace panel 10 is also provided with through hole 11, and electrophoresis liquid enters through hole 11 and carries out application to collision prevention girders 100, and this scheme facilitates entering of electrophoresis liquid, simplifies coating process.
The collision prevention girders 100 that the utility model provides also is provided with the second connecting panel 50, second connecting panel 50 and is connected between the first brace panel 10 and the second brace panel 20 and side of close outside door handle.Particularly, second connecting panel 50 is connected between acutangulate first brace panel 10 of shape and the second brace panel 20, and with above-mentioned both form A character form structure, the setting of the second connecting panel 50 defines the supporting construction to the first brace panel 10 and the second brace panel 20, when inner plate of car door suffers side impact, two brace panels are by the connection of the second connecting panel 50, jointly can resist the impact that side impact produces, the first brace panel 10 be not connected more herein is compared with the second brace panel 20, and crashworthiness is strengthened.
According to above theory, when each brace panel is connected successively and forms enclosed construction, its load-carrying capacity is further enhanced, therefore, in order to strengthen above-mentioned effect, in the present embodiment, preferred setting is fixed in the 3rd connecting panel 60 and the 4th connecting panel 70 of inner plate of car door, outside door handle is fastening by the 3rd connecting panel 60, and the 3rd connecting panel 60 is connected to the second brace panel 20 near one end of outside door handle, and the 4th connecting panel 70 is connected with the 3rd connecting panel 60 with the second connecting panel 50 respectively.After so arranging, no matter automobile is in side impact, front are touched or are biased and touch, and in the collision prevention girders 100 of enclosed construction, each plate involves mutually, restricts, and the crashworthiness of inner plate of car door is strengthened.
The collision prevention girders 100 that the utility model provides, preferably the first brace panel 10, second brace panel 20, the 3rd brace panel 30, first connecting panel 40, second connecting panel 50, the 3rd connecting panel 60, the 4th connecting panel 70 are equipped with stamping forming convex closure 80, are provided with expansion glue in the cavity of convex closure 80.This structure can ensure that each connecting portion has higher elasticity, has cushioned vibration or noise.Meanwhile, this convex closure 80 plays the effect of reinforced rib simultaneously, to strengthen the self-strength of each plate.3rd connecting panel 60 is provided with two grip holes 61, achieves the installation of outside door handle.
The collision prevention girders 100 that the utility model provides, first by the punch forming of each part independence, and realizes being welded and fixed, to ensure the accurate of position of weld by the welding knock hole 90 being located at each part.
Shown in composition graphs 11-12, respectively the arrangements for automotive doors of the crash-proof pole structure of prior art and the arrangements for automotive doors of collision prevention girders structure of the present utility model are described below by cae analysis data:
1st step: all directions, potted line position degree of freedom of constraint arrangements for automotive doors, applies unit uniform load at door skin.
2nd step: after the 1st step completes, door skin is selected the point that displacement is larger, by rigid pressure head, analysis site is applied to the load of vertical surface 400N, and retrains all directions, potted line position degree of freedom of arrangements for automotive doors.
The displacement during load or unload of each point is in Table 1-2.
The displacement of the arrangements for automotive doors each point of the crash-proof pole structure of table 1 prior art
The displacement of the arrangements for automotive doors each point of table 2 collision prevention girders structure of the present utility model
Conclusion: 1, under equal loading environment, residual displacement after maximum displacement and unloading when each point that when each point of collision prevention girders structure of the present utility model loads, after maximum displacement and unloading, residual displacement is less than the crash-proof pole structure of prior art loads.2, the rigidity property of arrangements for automotive doors of the present utility model is more excellent compared with prior art.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above embodiment, and just by the restriction of claim, this area common technique personnel can easily modify to it and change, but do not leave essential idea of the present utility model and scope.
Claims (8)
1. the collision prevention girders of an arrangements for automotive doors, it is characterized in that, comprise and be fixed in inner plate of car door and the first brace panel extended below along side window, be connected to described first brace panel and with the second brace panel of its inclination predetermined angle, described first brace panel is connected to the side of described second brace panel away from outside door handle, 3rd brace panel is connected to the side of described second brace panel away from described outside door handle, described 3rd brace panel vertically extends to the side of car chassis, described second brace panel and described 3rd brace panel all affixed with described inner plate of car door.
2. collision prevention girders according to claim 1, is characterized in that, is also provided with the first connecting panel, and described first brace panel is connected by described first connecting panel with described second brace panel.
3. collision prevention girders according to claim 2, is characterized in that, is also provided with the second connecting panel, and described second connecting panel is connected between the first brace panel and described second brace panel and the side of close described outside door handle.
4. collision prevention girders according to claim 3, it is characterized in that, also comprise and be fixed in described inner plate of car door the 3rd connecting panel and the 4th connecting panel, described outside door handle connects fastening by described 3rd connecting panel, and described 3rd connecting panel is connected to described second brace panel near one end of described outside door handle; Described 4th connecting panel is connected with described 3rd connecting panel with described second connecting panel respectively.
5. the collision prevention girders according to any one of claim 1-4, is characterized in that, described first brace panel is provided with installation base, and car door weather bar is installed on described installation base.
6. the collision prevention girders according to any one of claim 1-4, is characterized in that, described first brace panel is also provided with through hole, and electrophoresis liquid enters described through hole and is coated on described collision prevention girders.
7. the collision prevention girders according to any one of claim 1-4, is characterized in that, the cross-sectional plane of described second brace panel is M tee section.
8. collision prevention girders according to claim 4, it is characterized in that, described first brace panel, described second brace panel, described 3rd brace panel, described first connecting panel, described second connecting panel, described 3rd connecting panel, described 4th connecting panel are equipped with stamping forming convex closure, are provided with expansion glue in the cavity of described convex closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077290.XU CN204415310U (en) | 2015-02-03 | 2015-02-03 | A kind of collision prevention girders of arrangements for automotive doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077290.XU CN204415310U (en) | 2015-02-03 | 2015-02-03 | A kind of collision prevention girders of arrangements for automotive doors |
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| Publication Number | Publication Date |
|---|---|
| CN204415310U true CN204415310U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520077290.XU Expired - Fee Related CN204415310U (en) | 2015-02-03 | 2015-02-03 | A kind of collision prevention girders of arrangements for automotive doors |
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| CN (1) | CN204415310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627060A (en) * | 2017-01-22 | 2017-05-10 | 东风商用车有限公司 | Lower horizontal reinforced beam of vehicle door of commercial vehicle |
| CN109496183A (en) * | 2016-07-28 | 2019-03-19 | 新日铁住金株式会社 | The exterior plate of automobile |
-
2015
- 2015-02-03 CN CN201520077290.XU patent/CN204415310U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109496183A (en) * | 2016-07-28 | 2019-03-19 | 新日铁住金株式会社 | The exterior plate of automobile |
| CN109496183B (en) * | 2016-07-28 | 2021-12-31 | 日本制铁株式会社 | Exterior panel for automobile |
| CN106627060A (en) * | 2017-01-22 | 2017-05-10 | 东风商用车有限公司 | Lower horizontal reinforced beam of vehicle door of commercial vehicle |
| CN106627060B (en) * | 2017-01-22 | 2023-09-01 | 东风商用车有限公司 | Lower transverse stiffening beam of commercial vehicle door |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20190203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |