CN101966857B - Car passenger compartment floor rib arrangement structure - Google Patents
Car passenger compartment floor rib arrangement structure Download PDFInfo
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- CN101966857B CN101966857B CN201010246516A CN201010246516A CN101966857B CN 101966857 B CN101966857 B CN 101966857B CN 201010246516 A CN201010246516 A CN 201010246516A CN 201010246516 A CN201010246516 A CN 201010246516A CN 101966857 B CN101966857 B CN 101966857B
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- Prior art keywords
- floor
- liquid
- reinforced rib
- leaking nozzle
- muscle
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- 210000003205 muscle Anatomy 0.000 claims description 59
- 239000004744 fabric Substances 0.000 claims description 18
- 230000004308 accommodation Effects 0.000 claims description 13
- 239000003351 stiffener Substances 0.000 claims description 9
- 238000010009 beating Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000004927 fusion Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 8
- 238000000034 method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OFCNXPDARWKPPY-UHFFFAOYSA-N allopurinol Chemical compound OC1=NC=NC2=C1C=NN2 OFCNXPDARWKPPY-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- AFJYYKSVHJGXSN-KAJWKRCWSA-N selamectin Chemical compound O1[C@@H](C)[C@H](O)[C@@H](OC)C[C@@H]1O[C@@H]1C(/C)=C/C[C@@H](O[C@]2(O[C@@H]([C@@H](C)CC2)C2CCCCC2)C2)C[C@@H]2OC(=O)[C@@H]([C@]23O)C=C(C)C(=N\O)/[C@H]3OC\C2=C/C=C/[C@@H]1C AFJYYKSVHJGXSN-KAJWKRCWSA-N 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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- Body Structure For Vehicles (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a car passenger compartment floor rib arrangement structure, which comprises a floor (5), leakage holes (9, 10) and annular reinforcing ribs, wherein the leakage holes (9, 10) are formed on the floor (5); the annular reinforcing ribs comprise a first reinforcing rib (11) and a second reinforcing rib (14); the number of the leakage holes (9, 10) is two; and the first reinforcing rib (11) is a reinforcing rib which is arranged on the straight floor surface of the floor (5) by using the first leakage hole (9) as a circle center, and the second reinforcing rib (14) is a reinforcing rib which is arranged on the straight floor surface of the floor (5) by using the second leakage hole (10) as a circle center.
Description
Technical field
The present invention relates to the Vehicle Engineering field, be specifically related to a kind of cloth muscle form of car passenger accommodation floor panel structure.
Background technology
Car crew module's structure adopts the punching press of individual layer plate to form usually, and its periphery for leakage, can be provided with liquid-leaking nozzle, so that the leakage of coating liquid in coating process usually respectively at the welding of structures such as front and back crossbeam, middle passage and longeron on the floor.In order to alleviate the weight of vehicle body, the ground plate thickness is thinner usually, is generally one of sheet member of vehicle body.In order to improve the rigidity on floor, make to be unlikely to when the occupant tramples that soft sensation is arranged that simultaneously, avoid causing resonance and the interior noise of generation car because of local stiffness is not enough, reduction NVH performance generally all need adopt certain method to improve the performance on floor.Increase floor panel beating thickness and arrange that reinforced rib all is the method that effectively improves its performance.In the prior art, CN101121423A discloses a kind of its body platform central structure, mainly solves the problem of side face collision safety; CN1380215A discloses a kind of vehicle floor, comprises a jut, and jut is along the horizontal expansion of vehicle and cross floor tunnel; CN1830716A discloses and has a kind ofly comprised the floor panel assembly that is formed and comprised the groove that defines concave surface and following convex surface by the metal sheet punching press.In these disclosed technology, there is not to find cloth muscle technology to the crew module floor.
In order to solve crew module floor performance issue more economically, arrange that reinforced rib is a kind of proper method.Can effectively improve the local stiffness of structure significantly not increasing under the situation of structural weight.But different layouts, the effect of bringing is different, suitable cloth muscle mode helps the remarkable improvement of NVH performance.
Summary of the invention
In view of above problem, the present invention arranges a kind of cloth muscle form that can effectively improve performance that provides to a kind of typical vehicle body crew module, and the arrangement of this reinforced rib has remarkable result for the rigidity property at place, floor in improving.
The invention provides under a kind of crew module's arrangement form; With the liquid-leaking nozzle is the method for arranging that annular muscle is carried out at the center; The cross section of muscle adopt the variable curvature arc and etc. the mode of high straight line, differing heights and type reinforced rib muscle mixed-arrangement form, thus improve its frequency and rigidity.See specification sheets for details.
Concrete technical scheme is following:
A kind of car passenger accommodation floor cloth muscle structure comprises the floor, liquid-leaking nozzle and ring stiffener; Said liquid-leaking nozzle is arranged on the floor; Said ring stiffener comprises the first road reinforced rib and the second road reinforced rib, and said liquid-leaking nozzle is two, wherein; The said first road reinforced rib is for being the reinforced rib of on the straight plate face on floor, arranging in the center of circle with first liquid-leaking nozzle, and the said second road reinforced rib is for being the reinforced rib of on the straight plate face on floor, arranging in the center of circle with second liquid-leaking nozzle.
Further, said liquid-leaking nozzle is first a bigger liquid-leaking nozzle and second a less liquid-leaking nozzle.
Further, said ring stiffener also comprises the 3rd road reinforced rib, and it is to be the comprehensive reinforced rib of the annular muscle that on the straight plate face on floor, forms in the center of circle with first liquid-leaking nozzle and second liquid-leaking nozzle respectively.
Further; Said the 3rd road reinforced rib comprises first position; Second position and the 3rd position; Wherein first position is for being the comprehensive reinforced rib in the center of circle with first liquid-leaking nozzle, and second position is the beginning crossover sites that is respectively the annular muscle of center of circle formation with first liquid-leaking nozzle and second liquid-leaking nozzle, and the 3rd position is the fusion site that is respectively the annular muscle of center of circle formation with first liquid-leaking nozzle and second liquid-leaking nozzle.
Further, said ring stiffener also comprises the 4th road reinforced rib, and it is for being the reinforced rib of on the straight plate face on floor, arranging in the center of circle with second liquid-leaking nozzle, between the 3rd road reinforced rib and the second road reinforced rib.
Further, said the 3rd road reinforced rib is arranged between the first road reinforced rib and the second road reinforced rib, and the muscle height is about 10mm.
Further, said the 3rd road reinforced rib is arranged between the first road reinforced rib and the 3rd road reinforced rib, and the muscle height is about 2mm.
Further, further comprise middle passage, front cross rail; After cross member, threshold and longeron, threshold are positioned at the outside, floor; Middle passage is positioned at the inboard, floor, and front cross rail is positioned at the front side, floor, and after cross member is positioned at the floor rear side; Longeron vertically crosses the floor, and the floor panel beating is that sheet steel is stamped to form, and is between the above-mentioned member to be welded to connect.
Further, the said first road reinforced rib height is about 8mm, and its cross sectional shape is the camber line of suitable height, and this camber line is that curvature changes.
Further; Said first position receives middle aisle limit, and its position near middle passage is straight muscle, on said second position gap is set; Form the profile of a spill, it is respectively the annular muscle characteristic in the center of circle with first liquid-leaking nozzle and second liquid-leaking nozzle that said the 3rd position keeps the muscle end.
Compare with present prior art; Stronghold of the present invention plate structure form; With two liquid-leaking nozzles center is the center-point of cloth muscle, and the cross section of muscle is the variable curvature arc and cross section such as height such as the grade arranged in form that combines, and takes into full account the fusion of dicyclo muscle; The mode that the muscle of differing heights mixes mutually effectively improves the local frequencies and the rigidity of structure.
Description of drawings
Fig. 1 crew module floor arrangement plan (birds-eye view);
Fig. 2 crew module floor arrangement plan (upward view);
Fig. 3 floor reinforced rib arrangement plan;
Fig. 4 A-A cross section multiview drawing;
Fig. 5 crew module floor initial placement (overlooking/upward view).
Mark among the above-mentioned figure is: 1 is middle passage, and 2 is threshold, and 3 is front cross rail, i.e. attachment point support before the front-row seats; 4 is after cross member, and 5 is the floor, and 6 is longeron, and 7 is front-row seats installed inside support; 8 is front-row seats outside mounting bracket, and 9 be big liquid-leaking nozzle, and 10 is little liquid-leaking nozzle, and 11 is to be the reinforced rib in the center of circle with 9; 12 for 9 and 10 being the comprehensive reinforced rib in the center of circle, and 12a is for 9 being the comprehensive reinforced rib in the center of circle, and 12b is for being that the reinforced rib in the center of circle begins fusion site with 9 and 10, and 12c is to be the comprehensive reinforced rib in the center of circle with 9 and 10; Keep two annulus characteristics, 13 is 12 and 14 middle part transition reinforced ribs, and 14 for being the reinforced rib in the center of circle with 10.
The specific embodiment
Describe the present invention according to accompanying drawing below, it is a kind of preferred embodiment in the numerous embodiments of the present invention.
Present embodiment is in order to solve in a kind of exemplary configurations on crew module floor; The crossbeam that attachment point position behind the front-row seats (in the accompanying drawing 17 and 8) is not laterally run through; Cause between front-row seats installation position crossbeam (in the accompanying drawing 1 3) and the after cross member (structure 4 in the accompanying drawing 1) distance bigger; The floor panel beating forms bigger plane, thereby easily because of ground panel stiffness problem causes mesomerism, produces the NVH problem.Present embodiment does not change the original welding sequence of floor assembly, can be as required directly with floor panel beating and other link weld together, and not conflicting with peripheral structure in the floor, need not change the shape of peripheral structure.
In the exemplary configurations on crew module floor, this floor, position (structure 5 in the accompanying drawing 1) are welded with middle passage (structure 1 in the accompanying drawing 1), front cross rail (structure 3 in the accompanying drawing 1), after cross member (structure 4 in the accompanying drawing 1), threshold (structure 2 in the accompanying drawing 1) and longeron (structure 6 in the accompanying drawing 2) usually.The crossbeam that (in the accompanying drawing 17 and 8) laterally do not run through because attachment point position behind the front-row seats in this floor arrangement; Cause between front-row seats installation position crossbeam (in the accompanying drawing 1 3) and the after cross member (structure 4 in the accompanying drawing 1) distance bigger, the floor panel beating forms bigger plane.The floor panel beating is generally sheet steel (structure 5 in the accompanying drawing 3) and is stamped to form, and is furnished with suitable via hole or liquid-leaking nozzle (in the accompanying drawing 39 and 10), and the center with liquid-leaking nozzle 9 in the accompanying drawing 3 and 10 is the center of circle respectively, on straight plate face, arranges ring stiffener.At the big liquid-leaking nozzle 9 arranged around first road reinforced rib (in the accompanying drawing 3 11), this muscle cross sectional shape is the suitable camber line of height shown in the accompanying drawing 4 11; This camber line is that curvature changes, rather than a constant value, and main size according to panel beating, leakage hole size etc. are confirmed; The direction that plays muscle is the ground intralamellar part; Height can be set as required, can not be too big, and about general 6-10mm.With accompanying drawing 3 liquid-leaking nozzles 10 centers is the first road muscle (in the accompanying drawing 3 14, in the accompanying drawing 4 14) in the center of circle, about this muscle height 8mm; The 3rd road muscle (in the accompanying drawing 3 12, in the accompanying drawing 4 12) is to be respectively the comprehensive of annular muscle that the center of circle forms with liquid-leaking nozzle 9 and 10 in the accompanying drawing 3, about the high about 10mm of muscle; The 12a position receives middle passage (in the accompanying drawing 1 1) restriction in this muscle, is straight muscle near middle access site; 12b for avoiding forming bigger plane, is provided with gap for the annular muscle that is respectively center of circle formation with liquid-leaking nozzle 9 and 10 in the accompanying drawing 3 begins crossover sites in the accompanying drawing 3 at this position, forms the profile of a spill; 12c is for being respectively the annular muscle fusion site that the center of circle forms in the accompanying drawing 3 with liquid-leaking nozzle 9 and 10 in the accompanying drawing 3, and needing to keep the muscle end is respectively the annular muscle characteristic in the center of circle with liquid-leaking nozzle 9 and 10; The 4th road muscle (in the accompanying drawing 3 13, in the accompanying drawing 4 13) is to be the muscle in the center of circle with accompanying drawing 3 liquid-leaking nozzles 10 centers, in accompanying drawing 3, between the muscle 12 and 14, highly is about 2mm.In the accompanying drawing 3 muscle 11-14 should avoid with accompanying drawing 3 in longeron 6 intersect.
In the present embodiment, be not only the arrangement of above-mentioned muscle, be that also reinforced rib 11 is the variable curvature arc section in the accompanying drawing 3, shown in the accompanying drawing 4 11, avoided the conventional high muscle mode that rises that waits.
Fig. 5 is initial reinforced rib arrangement, can find out from table 1, adopts cloth muscle scheme of the present invention, can obviously improve local frequencies and rigidity property, perhaps is superior to expected value near expected value.
The different arrangement results of property contrasts of table 1
| Target | Initial results | Result of the present invention | |
| Local frequencies (HZ) | 135 | 124 | 139 |
| Investigate some rigidity (mm) for No. 1 | 6.1 | 10.1 | 6.2 |
| Investigate some rigidity (mm) for No. 2 | 5.7 | 8.2 | 4.8 |
Combine accompanying drawing that the present invention has been carried out exemplary description above; Obviously the concrete realization of the present invention does not receive the restriction of aforesaid way; As long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; Or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (10)
1. a car passenger accommodation floor cloth muscle structure is characterized in that, comprises floor (5); Liquid-leaking nozzle (9,10) and ring stiffener, said liquid-leaking nozzle (9; 10) be arranged on the floor (5), said ring stiffener comprises the first road reinforced rib (11) and the second road reinforced rib (14), said liquid-leaking nozzle (9; 10) be two; Wherein, the said first road reinforced rib (11) is for be the reinforced rib of on the straight plate face of floor (5), arranging in the center of circle with first liquid-leaking nozzle (9), and the said second road reinforced rib (14) is to be the reinforced rib of on the straight plate face of floor (5), arranging in the center of circle with second liquid-leaking nozzle (10).
2. car passenger accommodation floor cloth muscle structure as claimed in claim 1 is characterized in that, said liquid-leaking nozzle (9,10) is bigger first liquid-leaking nozzle (9) and less second liquid-leaking nozzle (10).
3. according to claim 1 or claim 2 car passenger accommodation floor cloth muscle structure; It is characterized in that; Said ring stiffener also comprises the 3rd road reinforced rib (12), and it is to be the first comprehensive reinforced rib of the annular muscle that on the straight plate face of floor (5), forms in the center of circle with first liquid-leaking nozzle (9) and second liquid-leaking nozzle (10) respectively.
4. car passenger accommodation floor cloth muscle structure as claimed in claim 3; It is characterized in that; Said the 3rd road reinforced rib (12) comprises first position (12a); Second position (12b) and the 3rd position (12c); Wherein first position (12a) is to be the second comprehensive reinforced rib in the center of circle with first liquid-leaking nozzle (9), and second position (12b) is the beginning crossover sites that is respectively the annular muscle of center of circle formation with first liquid-leaking nozzle (9) and second liquid-leaking nozzle (10), and the 3rd position (12c) is the fusion site that is respectively the annular muscle of center of circle formation with first liquid-leaking nozzle (9) and second liquid-leaking nozzle (10).
5. car passenger accommodation floor cloth muscle structure as claimed in claim 4; It is characterized in that; Said ring stiffener also comprises the 4th road reinforced rib (13); It is positioned between the 3rd road reinforced rib (12) and the second road reinforced rib (14) for being the reinforced rib of on the straight plate face of floor (5), arranging in the center of circle with second liquid-leaking nozzle (10).
6. car passenger accommodation floor cloth muscle structure as claimed in claim 5 is characterized in that, said the 3rd road reinforced rib (12) is arranged between the first road reinforced rib (11) and the second road reinforced rib (14), and the muscle height is 10mm.
7. car passenger accommodation floor cloth muscle structure as claimed in claim 5 is characterized in that, said the 4th road reinforced rib (12) muscle height is 2mm.
8. car passenger accommodation floor cloth muscle structure as claimed in claim 4 is characterized in that, further comprises middle passage (1), front cross rail (3); After cross member (4), threshold (2) and longeron (6), threshold (2) are positioned at the outside, floor (5); Middle passage (1) is positioned at inboard, floor (5), and front cross rail (3) is positioned at front side, floor (5), and after cross member (4) is positioned at floor (5) rear side; Longeron (6) vertically crosses floor (5), and the floor panel beating is that sheet steel is stamped to form, and is between these members to be welded to connect.
9. car passenger accommodation floor cloth muscle structure as claimed in claim 8 is characterized in that, the said first road reinforced rib (11) height is 8mm, and its cross sectional shape is the camber line of suitable height, and this camber line is that curvature changes.
10. car passenger accommodation floor cloth muscle structure as claimed in claim 8; It is characterized in that; Said first position (12a) receives middle passage (1) restriction, and its position near middle passage (1) is straight muscle, on said second position (12b) gap is set; Form the profile of a spill, it is respectively the annular muscle characteristic in the center of circle with first liquid-leaking nozzle (9) and second liquid-leaking nozzle (10) that said the 3rd position (12c) keeps the muscle end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010246516A CN101966857B (en) | 2010-07-30 | 2010-07-30 | Car passenger compartment floor rib arrangement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010246516A CN101966857B (en) | 2010-07-30 | 2010-07-30 | Car passenger compartment floor rib arrangement structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101966857A CN101966857A (en) | 2011-02-09 |
| CN101966857B true CN101966857B (en) | 2012-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010246516A Active CN101966857B (en) | 2010-07-30 | 2010-07-30 | Car passenger compartment floor rib arrangement structure |
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| Country | Link |
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| CN (1) | CN101966857B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507865B (en) * | 2012-06-30 | 2015-12-09 | 重庆长安汽车股份有限公司 | A kind of arrangement structure of automobile rear floor muscle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2857325B1 (en) * | 2003-07-11 | 2005-12-02 | Faurecia Interieur Ind | FLOORING ELEMENT FOR A MOTOR VEHICLE, FLOOR FLOOR COMPRISING SUCH ELEMENTS, VEHICLE THUS EQUIPPED, AND METHOD OF MANUFACTURE |
| CN1847072A (en) * | 2005-04-15 | 2006-10-18 | 本田技研工业株式会社 | Floor structure of vehicle body |
| CN1903635A (en) * | 2005-01-12 | 2007-01-31 | 三菱自动车工业株式会社 | Vehicle-body structure |
| CN201071064Y (en) * | 2007-06-29 | 2008-06-11 | 上海华普汽车有限公司 | Rear floor panel of car body and vehicle using the panel |
| CN101289101A (en) * | 2007-04-20 | 2008-10-22 | 本田技研工业株式会社 | Floor panel for vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4175107B2 (en) * | 2002-12-27 | 2008-11-05 | 三菱自動車工業株式会社 | Vehicle floor panel |
-
2010
- 2010-07-30 CN CN201010246516A patent/CN101966857B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2857325B1 (en) * | 2003-07-11 | 2005-12-02 | Faurecia Interieur Ind | FLOORING ELEMENT FOR A MOTOR VEHICLE, FLOOR FLOOR COMPRISING SUCH ELEMENTS, VEHICLE THUS EQUIPPED, AND METHOD OF MANUFACTURE |
| CN1903635A (en) * | 2005-01-12 | 2007-01-31 | 三菱自动车工业株式会社 | Vehicle-body structure |
| CN1847072A (en) * | 2005-04-15 | 2006-10-18 | 本田技研工业株式会社 | Floor structure of vehicle body |
| CN101289101A (en) * | 2007-04-20 | 2008-10-22 | 本田技研工业株式会社 | Floor panel for vehicle |
| CN201071064Y (en) * | 2007-06-29 | 2008-06-11 | 上海华普汽车有限公司 | Rear floor panel of car body and vehicle using the panel |
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| CN101966857A (en) | 2011-02-09 |
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