CN101934701B - Air conditioner air intake grid device for protecting pedestrian from head impact - Google Patents
Air conditioner air intake grid device for protecting pedestrian from head impact Download PDFInfo
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- CN101934701B CN101934701B CN2009100542502A CN200910054250A CN101934701B CN 101934701 B CN101934701 B CN 101934701B CN 2009100542502 A CN2009100542502 A CN 2009100542502A CN 200910054250 A CN200910054250 A CN 200910054250A CN 101934701 B CN101934701 B CN 101934701B
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- inlet grille
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Abstract
The invention relates to an air conditioner air intake grid device for protecting pedestrian from head impact, which comprises an air intake grid front plate structure connected with the internal plate of a cover of an automobile engine motor cabin, wherein the air intake grid front plate structure has at least two air intake grid reinforcing plates; the lower part of the air intake grid front plate structure is provided with a turnup which forms a 10 to 20-degree angle with the turnup of an external plate of a rain sweeper motor cabin; the air intake grid front plate structure forms an angle of 45 to 65 DEG C with the turnup; and at least part of the section of the air intake grid front plate structure is in a T-shape. In the invention, due to newly designed 'T'-shaped section cantilever beam structure and a 'V'-shaped collapse slot, the impact acceleration on the head part of a pedestrian in impact is reduced effectively, the injuries to the head of the pedestrian in the collision with an automobile are further reduced; and the triangular reinforcing plates are added to meet the strength requirement of the device. In addition, the device has the advantages of simple structure, low cost, convenient installation and the like, and is easy to promote.
Description
Technical field
The present invention relates to a kind of air-conditioning air-inlet grille device, particularly relate to a kind of air-conditioning air-inlet grille device that is applicable to the pedestrian protecting head impact.
Background technology
In China, the pedestrian is more relatively, and order of traffic is chaotic relatively, and along with increasing sharply of express highway mileage and vehicle guaranteeding organic quantity, the casualties is also rapidly increasing in road traffic accident and the accident.In November, 2007, China began to draft " automobile is to pedestrian's crash protection " GB, and came into effect in September, 2010.Pedestrian head is the key position of being hurt in the accident, and the engine compartment cover inner and outer plates is the key source of causing injury, and when pedestrian head struck engine compartment cover upper limb (near Windshield), the structure of air-conditioning air-inlet grille and intensity played an important role to the head injury values.
Be widely used in the air-conditioning air-inlet grille device on the automobile at present, bringing into play and carrying sealing band, air-conditioning air inlet and prevent that too much rainwater from getting into the basic function in wiper body cabin.When the cross section of traditional air-conditioning air-inlet grille device front-end architecture is
shape; When pedestrian head strikes this zone; The vertical panel intensity of this structure is very big and not yielding, and is very unfavorable for the injury values that reduces pedestrian head.
When pedestrian head strikes near the zone (particularly the air-conditioning air-inlet grille) between vehicle engine hatch cover inner and outer plates upper limb and the Windshield; In order to effectively reduce the head injury value behind pedestrian and the auto against, traditional air-conditioning air-inlet grille structure is improved being necessary.
Summary of the invention
The objective of the invention is to; A kind of air-conditioning air-inlet grille device is provided, and it is satisfying on self basic demand basis, considers pedestrian protecting collision requirement; Through optimizing traditional structure; Make when pedestrian head strikes near the zone (particularly the air-conditioning air-inlet grille) between vehicle engine hatch cover inner and outer plates upper limb and the Windshield, can reduce vehicle engine hatch cover inner panel and following structure thereof impact acceleration, reduce effectively the pedestrian head injury values to pedestrian head.
For realizing above-mentioned purpose, the present invention takes following design plan:
A kind of air-conditioning air-inlet grille device that is applicable to the pedestrian protecting head impact; Comprise the air-inlet grille front board structure that is connected with the vehicle engine hatch cover inner panel; On said air-inlet grille front board structure, be provided with at least two air-inlet grille brace panels; The bottom of said air-inlet grille front board structure is provided with and rain shaving electrical machine cabin outside plate flange bonded assembly flange, and said air-inlet grille front board structure flange therewith is 45～65 degree angles, and the cross section of said air-inlet grille front board structure part at least is T-shaped.Wherein the minimum angle of air-inlet grille front board structure and bottom flange should be not less than 45 degree, if angle is spent less than 45, two air-inlet grille brace panels here just are difficult to through a withdrawing pattern moulding; The maximum angle of air-inlet grille front board structure and bottom flange should be not more than 65 degree, if angle then can not satisfy self requirement of strength of air-conditioning air-inlet grille greater than 65 degree.The angle of traditional air-conditioning air-inlet grille device is 90 degree; Preferred angle of the present invention is 45～65 degree, and when adopting angle of the present invention to be the air-conditioning air-inlet grille device of 45～65 degree, the air-inlet grille brace panel of level is equivalent to a kind of cantilever beam structure; In the time of near pedestrian head strikes air-conditioning air-inlet grille; Conquassation can take place rapidly in the cantilever beam structure of this preferred angle, makes vertical air-inlet grille brace panel rupture, thereby reduces the injury values of pedestrian head.Through sunykatuib analysis, but the knowledge capital invention can reduce by 20%～40% than traditional air-conditioning air-inlet grille structure on the pedestrian head injury values, and effect is remarkable.
Preferably, the concave station that the top of said air-inlet grille front board structure also is provided with, said concave station is tightly connected said air-conditioning air-inlet grille device and said vehicle engine hatch cover inner panel through sealing band.Further, the distance of said concave station sinking is 1: 4～1: 2 with the ratio of the height of said air-inlet grille front board structure.Because the preferred heights of horizontal air-inlet grille brace panel of the present invention is 4mm, the concave station here is used for placing sealing band and reaches sealing, prevents to leak, reduce the function of driving engine interior noise.If the ratio of plate height was greater than 1: 2 before concave station sinking distance and the air-inlet grille, the function of mentioning more than then being difficult to satisfy; If less than 1: 4, then this concave station can not satisfy the bearing pressure of sealing band self.
Preferably, also be provided with the conquassation groove that connects about said air-inlet grille front board structure on the diaphragm plate face of the bearing load power of said air-inlet grille front board structure.Further, said conquassation groove is " V " tee section.More preferably, said conquassation groove is positioned on the diaphragm plate face apart from 3/4～1/2 place, bottom.In the time of near pedestrian head strikes air-conditioning air-inlet grille, the vertical air-inlet grille brace panel that preferably can make of conquassation groove position ruptures rapidly, further reduces the injury values of pedestrian head.If greater than 3/4, the air-inlet grille brace panel behind the pedestrian head bump almost is difficult for taking place conquassation apart from the bottom in conquassation groove position; If conquassation groove position apart from the bottom less than 1/2, the air-inlet grille conquassation in the opposite direction behind the pedestrian head bump.Through sunykatuib analysis, but the knowledge capital invention can reduce by 10% through increasing " V " tee section conquassation groove than traditional air-conditioning air-inlet grille structure on the pedestrian head injury values, and effect is remarkable.
Preferably, said air-inlet grille front board structure bottom flange is horizontal by 10～20 degree drafting angles.
Preferably, also be provided with the outside plate flange bonded assembly mounting hole that matches in a plurality of and said rain shaving electrical machine cabin on the said flange.
Preferably, said air-inlet grille front board structure is provided with a plurality of air-inlet grille brace panels triangular in shape, and said air-inlet grille brace panel and air-conditioning air-inlet grille front board structure are single injection-molded.
Preferably, said air-conditioning air-inlet grille device is by a secondary mould single injection-molded.
And characteristics of the present invention are to realize sealing, dash, the air inlet function of conventional confguration, can also effectively reduce the pedestrian head impact acceleration, thereby reduce the injury to pedestrian head.Because the air-conditioning air-inlet grille device that is used for the pedestrian head protection of the present invention; Through newly-designed " T " cross sectional shape cantilever beam structure and " V " shape conquassation groove; Reduced the impact acceleration that pedestrian head receives in the collision effectively; Injury when further reducing pedestrian head and automobile and bumping is satisfied self requirement of strength through increasing the triangle brace panel again.The present invention also has advantages such as simple in structure, with low cost, easy for installation in addition, has generalization preferably.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the left side view of Fig. 1 structure;
Sealing band bonded assembly scheme drawing among the present invention has been shown among Fig. 3;
Fig. 4 shows air-conditioning air-inlet grille device of the present invention and the engine compartment cover inner panel passes through sealing band bonded assembly scheme drawing;
Fig. 5 shows the integral structure section drawing in the initial moment that air-conditioning air-inlet grille device of the present invention and pedestrian head bump;
The head injuries integral structure section drawing of serious position when Fig. 6 shows air-conditioning air-inlet grille device of the present invention and pedestrian head and bumps.
The specific embodiment
Need to prove; Describe below the word " preceding " that uses, " back ", " left side ", " right side ", " on " and D score refer to the direction in the accompanying drawing, word " interior " and " outward " refer to respectively towards or away from the direction of the present invention or its specific features geometric centre.
Referring to Fig. 1～Fig. 6, a kind of preferred embodiment that is applicable to the air-conditioning air-inlet grille device 1 of pedestrian protecting head impact of the present invention shown in it.Air-conditioning air-inlet grille device 1 comprises the air-inlet grille front board structure 10 that plays guard rows head part effect that is connected with vehicle engine hatch cover inner panel 2; On said air-inlet grille front board structure 10, be provided with at least two and play carrying sealing band effect air-inlet grille brace panel 20; The bottom of said air-inlet grille front board structure 10 is provided with the flange 30 that is 10～20 degree corner connections with rain shaving electrical machine cabin outside plate flange 4; Said air-inlet grille front board structure 10 is 45～65 degree angles with flange 30; The cross section of said air-inlet grille front board structure 10 part at least is T-shaped, and is as shown in figures 1 and 3.
Referring to Fig. 1～Fig. 3, the concave station 100 that the top of said air-inlet grille front board structure 10 also is provided with, said concave station 100 is tightly connected said air-conditioning air-inlet grille device and said vehicle engine hatch cover inner panel 2 through sealing band 3.Further, the distance of said concave station 100 sinkings is 1: 4～1: 2 with the ratio scope of the height of said air-inlet grille front board structure 10.In the present embodiment, the horizontal surface of air-inlet grille front board structure 10 roughly is rectangle, and is as shown in figures 1 and 3.This kind structure of the present invention can reduce the impact acceleration that pedestrian head receives in the collision effectively, thereby reduces the injury values of pedestrian head.
In addition, on the diaphragm plate face of the bearing load power of said air-inlet grille front board structure 10, also be provided with the conquassation groove 200 that connects said air-inlet grille front board structure about 10.Preferably, said conquassation groove 200 is " V " shaped cross.More preferably, said conquassation groove 200 is positioned on the diaphragm plate face apart from 1/2nd to 3/4ths places, bottom.This structure of the present invention makes that conquassation groove 200 makes the diaphragm plate face rupture more easily when pedestrian head strikes air-inlet grille front board structure 10, further reduces the injury to pedestrian head.Fig. 4 shows the air-conditioning air-inlet grille device 1 that is used for the pedestrian head protection of the present invention and passes through sealing band 3 bonded assembly scheme drawings with engine compartment cover inner panel 2.
Referring to Fig. 1 and Fig. 2, said air-inlet grille front board structure 10 bottom flange 30 horizontal surfaces preferably are 10～20 degree drafting angles.And also be provided with a plurality of and said rain shaving electrical machine cabin outside plate flange 4 bonded assembly mounting hole 300 that matches on the said flange 30.During concrete the use, preferably the width of this flange 30 is 15 millimeters, more preferably, seven mounting holes 300 is arranged on this flange, and all adopts the plastics ejector pin to be connected with rain shaving electrical machine cabin outside plate flange 4.Through this angle of inclination, make that conquassation takes place vertical surface more easily, thereby reduces the pedestrian head injury values, and is as shown in Figure 4 behind the pedestrian head bump air-conditioning air-inlet grille front board structure 10 here.
Referring to Fig. 1, said air-inlet grille brace panel 20 is single injection-moldeds with air-conditioning air-inlet grille front board structure 10, shape roughly triangular in shape.During concrete the use, preferably in the present embodiment, even 200 millimeters at interval of each triangle brace panel.Adopt such design, at first for satisfy to open, the hatchcover inner and outer plates that kills engine is by power that sealing band the transmitted requirement of strength to the air-inlet grille header board, secondly can avoid the excessive pedestrian head impact acceleration that causes once more of brace panel intensity excessive.
For the part that reduces simultaneously easy for installation becomes to produce cost, preferably whole air-conditioning air-inlet grille device is by a secondary mould single injection-molded.
Referring to Fig. 5, when pedestrian head had just struck the engine compartment cover outside plate, air-conditioning air-inlet grille device 1 of the present invention contacted with engine compartment cover inner panel 2 through sealing band 3, and matches with rain shaving electrical machine cabin outside plate flange 4 shown in it.
Referring to Fig. 6, along with the increase of the pedestrian head bump degree of depth, the engine compartment cover inner and outer plates deforms shown in it, and engine bonnet inner panel 2 makes air-conditioning air-inlet grille device 1 deform through compression seal bar 3.Because the air-inlet grille front board structure in the air-conditioning air-inlet grille device 1 of the present invention adopts T section, and increased the conquassation cavity feature of " V " shaped cross.So behind sealing band 3 compress air conditioner air-inlet grille devices 1; The structure of this cantilever beam form is compared with traditional
shaped cross; Conquassation and bending take place more easily; And rupture at the conquassation cavity feature place of " V " shaped cross; Thereby reduce the impact acceleration of pedestrian head greatly, and then reduce the injury of pedestrian head.
Obviously, those of ordinary skill in the art can constitute the grid device that all kinds are used for the pedestrian protecting head impact with a kind of air-conditioning air-inlet grille device that is applicable to the pedestrian protecting head impact of the present invention.
The foregoing description only supplies to explain the present invention's usefulness; And be not to be limitation of the present invention; The those of ordinary skill in relevant technologies field without departing from the present invention, can also be made various variations and modification; Therefore all technical schemes that are equal to also should belong to category of the present invention, and scope of patent protection of the present invention should be limited each claim.
Claims (10)
1. air-conditioning air-inlet grille device that is applicable to the pedestrian protecting head impact; It is characterized in that: comprise the air-inlet grille front board structure (10) that is connected with vehicle engine hatch cover inner panel (2); On said air-inlet grille front board structure (10), be provided with at least two air-inlet grille brace panels (20); The bottom of said air-inlet grille front board structure (10) is provided with and rain shaving electrical machine cabin outside plate first flange (4) bonded assembly second flange (30); Said air-inlet grille front board structure (10) is 45～65 degree angles with second flange (30), and the cross section of said air-inlet grille front board structure (10) is T-shaped.
2. air-conditioning air-inlet grille device according to claim 1; It is characterized in that: the top of said air-inlet grille front board structure (10) also is provided with concave station (100), and said concave station (100) is tightly connected said air-conditioning air-inlet grille device and said vehicle engine hatch cover inner panel (2) through sealing band (3).
3. air-conditioning air-inlet grille device according to claim 2 is characterized in that: the distance that said concave station (100) sinks is 1: 4～1: 2 with the ratio of the height of said air-inlet grille front board structure (10).
4. air-conditioning air-inlet grille device according to claim 1 is characterized in that: also be provided with the conquassation groove (200) that connects about said air-inlet grille front board structure (10) on the diaphragm plate face of the bearing load power of said air-inlet grille front board structure (10).
5. air-conditioning air-inlet grille device according to claim 4 is characterized in that: said conquassation groove (200) is " V " tee section.
6. air-conditioning air-inlet grille device according to claim 5 is characterized in that: said conquassation groove (200) is positioned on the diaphragm plate face apart from 3/4～1/2 place, bottom.
7. air-conditioning air-inlet grille device according to claim 1 is characterized in that: said air-inlet grille front board structure (10) bottom second flange (30) horizontal surface is 10～20 degree drafting angles.
8. air-conditioning air-inlet grille device according to claim 1 is characterized in that: also be provided with a plurality of and said rain shaving electrical machine cabin outside plate first flange (4) the bonded assembly mounting hole (300) that matches on said second flange (30).
9. air-conditioning air-inlet grille device according to claim 1; It is characterized in that: said air-inlet grille front board structure (10) is provided with a plurality of air-inlet grille brace panels (20) triangular in shape, and said air-inlet grille brace panel (20) is a single injection-molded with air-conditioning air-inlet grille front board structure (10).
10. air-conditioning air-inlet grille device according to claim 1 is characterized in that: said air-conditioning air-inlet grille device is by a secondary mould single injection-molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100542502A CN101934701B (en) | 2009-06-29 | 2009-06-29 | Air conditioner air intake grid device for protecting pedestrian from head impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100542502A CN101934701B (en) | 2009-06-29 | 2009-06-29 | Air conditioner air intake grid device for protecting pedestrian from head impact |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101934701A CN101934701A (en) | 2011-01-05 |
| CN101934701B true CN101934701B (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100542502A Expired - Fee Related CN101934701B (en) | 2009-06-29 | 2009-06-29 | Air conditioner air intake grid device for protecting pedestrian from head impact |
Country Status (1)
| Country | Link |
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| CN (1) | CN101934701B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729775B (en) * | 2011-03-31 | 2014-10-29 | 上海通用汽车有限公司 | Motor vehicle air-conditioning air inlet duct structure suitable for protecting pedestrian's head during impact |
| US20160052367A1 (en) * | 2014-08-25 | 2016-02-25 | GM Global Technology Operations LLC | Energy absorbing air handling device for a vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364372Y (en) * | 1999-03-22 | 2000-02-16 | 广东科龙空调器有限公司 | Air conditioner |
| CN1553870A (en) * | 2001-09-14 | 2004-12-08 | 本田技研工业株式会社 | Front grill impact-absorbing structure for a vehicle |
| GB2403695A (en) * | 2003-07-11 | 2005-01-12 | Ford Global Tech Llc | A bonnet and air vent assembly for a vehicle |
| DE202006015382U1 (en) * | 2006-10-07 | 2007-02-15 | MAN Ferrostaal Air Technology GmbH, Zweigniederlassung Saarlouis | Lamella e.g. weather protection screen, for air passage, has corpus tapering in direction of leading edge, and even pointedly extending within area of edge and bending open against blowing direction like blade |
| CN101070990A (en) * | 2006-05-11 | 2007-11-14 | 乐金电子(天津)电器有限公司 | Wall-hanging air conditioner indoor unit grille structure |
| CN201186595Y (en) * | 2008-04-10 | 2009-01-28 | 上海通用汽车有限公司 | Automobile air conditioner air inlet grid plate |
-
2009
- 2009-06-29 CN CN2009100542502A patent/CN101934701B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364372Y (en) * | 1999-03-22 | 2000-02-16 | 广东科龙空调器有限公司 | Air conditioner |
| CN1553870A (en) * | 2001-09-14 | 2004-12-08 | 本田技研工业株式会社 | Front grill impact-absorbing structure for a vehicle |
| GB2403695A (en) * | 2003-07-11 | 2005-01-12 | Ford Global Tech Llc | A bonnet and air vent assembly for a vehicle |
| CN101070990A (en) * | 2006-05-11 | 2007-11-14 | 乐金电子(天津)电器有限公司 | Wall-hanging air conditioner indoor unit grille structure |
| DE202006015382U1 (en) * | 2006-10-07 | 2007-02-15 | MAN Ferrostaal Air Technology GmbH, Zweigniederlassung Saarlouis | Lamella e.g. weather protection screen, for air passage, has corpus tapering in direction of leading edge, and even pointedly extending within area of edge and bending open against blowing direction like blade |
| CN201186595Y (en) * | 2008-04-10 | 2009-01-28 | 上海通用汽车有限公司 | Automobile air conditioner air inlet grid plate |
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| CN101934701A (en) | 2011-01-05 |
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Granted publication date: 20120704 |