CN204452316U - A kind of front bumper air intake structure - Google Patents
A kind of front bumper air intake structure Download PDFInfo
- Publication number
- CN204452316U CN204452316U CN201420818668.2U CN201420818668U CN204452316U CN 204452316 U CN204452316 U CN 204452316U CN 201420818668 U CN201420818668 U CN 201420818668U CN 204452316 U CN204452316 U CN 204452316U
- Authority
- CN
- China
- Prior art keywords
- grid
- front bumper
- lined
- limit
- air intake
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 208000018982 Leg injury Diseases 0.000 description 1
- 206010061225 Limb injury Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of front bumper air intake structure, comprise front bumper and be arranged on the air-inlet grille in front bumper middle opening; Described air-inlet grille comprises grid portion and is arranged on the buffer part at rear portion, grid portion; Described grid portion is provided with limit and below limit above, and described limit above and below limit are bend to be connected with the top and bottom of buffer part respectively, and the radiator in the upper and lower surfaces of described buffer part and engine bin offsets.By optimizing the structure of air-inlet grille; ingeniously limit above the front air-inlet grille of a box structure is utilized to carry out energy-absorbing to replace the energy-absorbing function of front beam buffer block; limit is below utilized to carry out the lower support effect of energy-absorbing replacement front bumper; form an energy-absorbing limit structure; it had both met the protection requirement to pedestrian, met cost and lightweight requirements simultaneously.
Description
Technical field
The utility model relates to a kind of body structure of small passenger car, particularly relates to a kind of front bumper air intake structure of small passenger car.
Background technology
When automobile and pedestrian collision, be hurt to reduce pedestrian's lower limb, usually require that front bumper increases corresponding energy absorption device to front cross rail front end, absorb pedestrian lower leg collision impact energy, front air inlet grille cloth is put at front bumper zone line, and its structure also produces material impact to the injury of pedestrian's lower limb.
Mostly prior art is to increase energy-absorbing foam in front cross rail front end or increase energy-absorbing sheet metal component in front cross rail front end, reaches by the distortion of energy-absorbing foam or sheet metal component the object absorbing collision impact energy.The Chinese utility model patent being CN201800656U as notification number discloses a kind of front cross rail assembly structure, it comprises front cross rail outside plate and front cross rail inner panel, the cross section of described front cross rail outside plate is echelon form, the cross section of described front cross rail inner panel is several fonts, and the surface of front cross rail inner panel is provided with groove.This technical scheme to some extent solves the not enough problem that general front cross rail assembly exists in pedestrian protecting; absorption collision impact energy is carried out with increasing a steel plate outside front cross rail; although energy-absorbing space utilization is better, weight increases large, does not meet weight-saving requirement.
Notification number is that the Chinese utility model patent of CN201751246U discloses a kind of front beam buffer block; its object is to overcome when existing bump rubber clashes into pedestrian causes pedestrian shank portion angle of bend excessive; pedestrian shank portion displacement space is too small, the incomplete defect of safety guard-safeguard of pedestrian.This utility model comprises bump rubber body, and the stage casing, bottom of described bump rubber is provided with pedestrian protecting groove.This utility model, by reducing existing buffer block structure rigidity, increase by pedestrian shank portion displacement space during Vehicular impact, but foamed materials energy absorbent block energy absorbing efficiency is low, fails to realize the Appropriate application of front end spaces.
In addition, above-mentioned prior art does not all consider the effect of optimization to air intake efficiency.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of front bumper air intake structure; it is by optimizing the structure of air-inlet grille; ingeniously limit above the front air-inlet grille of a box structure is utilized to carry out energy-absorbing to replace the energy-absorbing function of front beam buffer block; limit is below utilized to carry out the lower support effect of energy-absorbing replacement front bumper; it had both met the protection requirement to pedestrian, met cost and lightweight requirements simultaneously.In addition, utilize the box structure of boxlike air-inlet grille between radiator and grid, form wind-guiding cavity, make the effective radiator cover of air intake route, improve radiating efficiency.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of front bumper air intake structure, comprises front bumper and is arranged on the air-inlet grille in front bumper middle opening; Described air-inlet grille comprises grid portion and is arranged on the buffer part at rear portion, grid portion; Described grid portion is provided with limit and below limit above, and described limit above and below limit are bend to be connected with the top and bottom of buffer part respectively, and the radiator in the upper and lower surfaces of described buffer part and engine bin offsets.By optimizing the structure of air-inlet grille; ingeniously limit above the front air-inlet grille of a box structure is utilized to carry out energy-absorbing to replace the energy-absorbing function of front beam buffer block; limit is below utilized to carry out the lower support effect of energy-absorbing replacement front bumper; form an energy-absorbing limit structure; it had both met the protection requirement to pedestrian, met cost and lightweight requirements simultaneously.
As preferred technical scheme, described limit and the distance below between limit are above from inside to outside in increasing gradually.By limit above and below limit outwards form a bell-mouth structure of air, one is to increase the surface profiles degree with front bumper, improves the outward appearance of vehicle; Two is the intake efficiencies that can improve air-inlet grille, improves the radiating efficiency of radiator.Further, described buffer part encloses structure in four sides.Utilize the box structure of boxlike air-inlet grille between radiator and grid, form wind-guiding cavity, make the effective radiator cover of air intake route, improve radiating efficiency.
In order to improve the intensity of air-inlet grille while the weight reducing further air-inlet grille, be more conducive to collapse energy-absorption limit, the lined grid that described grid portion comprises the c-shaped bending in some cross sections are connected the connecting portion of adjacent lined grid respectively with being arranged on lined grid two ends; Described connecting portion connects the top of the following of lined grid and next lined grid adjacent respectively.Further, described grid portion also comprises the perpendicular grid be arranged between adjacent lined grid; Described perpendicular grid connects the top of the following of lined grid and next lined grid adjacent respectively.And particularly, the top in described lined grid cross section is longer than below, on below, be provided with inwardly protruded support portion, described perpendicular grid cross section is the inside C shape of opening, between the support portion that the upper lined grid that described perpendicular grid connects respectively are following and the top of next lined grid adjacent.
The utility model is by optimizing the structure of air-inlet grille; ingeniously limit above the front air-inlet grille of a box structure is utilized to carry out energy-absorbing to replace the energy-absorbing function of front beam buffer block; limit is below utilized to carry out the lower support effect of energy-absorbing replacement front bumper; it had both met the protection requirement to pedestrian, met cost and lightweight requirements simultaneously.In addition, utilize the box structure of boxlike air-inlet grille between radiator and grid, form wind-guiding cavity, make the effective radiator cover of air intake route, improve radiating efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of air-inlet grille in the utility model.
Fig. 3 is the structural representation of air-inlet grille in the utility model.
Fig. 4 is the structural representation of air-inlet grille in the utility model.
Wherein: front bumper 1, air-inlet grille 2, grid portion 21, above limit 211, below limit 212, lined grid 213, perpendicular grid 214, connecting portion 215, support portion 216, buffer part 22.
Detailed description of the invention
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
See Fig. 1, a kind of front bumper air intake structure, comprises front bumper 1 and adopts buckle to be connected to air-inlet grille 2 in the middle of front bumper 1 in an opening.Front bumper 1 is connected on vehicle frame, between front bumper 1 and radiator (figure does not show), be provided with energy-absorbing buffering space.
See Fig. 2 ~ Fig. 4, the air-inlet grille 2 be connected on front bumper 1 is a box structure, comprises grid portion 21 and the buffer part 22 being connected to this rear portion, grid portion 21.This buffer part 22 encloses structure in a four sides, and this buffer part 22 offsets with the radiator of engine bin.Grid portion 21 comprises limit 211, below limit 212 and be arranged on limit 211 and two lined grid 213 below between limit 212 above above.Above limit 211, below between limit 212 and lined grid 213 by the connecting portion 215 that is positioned both sides be positioned middle perpendicular grid 214 and be connected.
Limit 211 and limit 212 are below connected in bend with the top and bottom of buffer part 22 respectively above, and limit 211 and the distance below between limit 212 are increase gradually from inside to outside above, form a bell-mouth structure of air.
The c-shaped bending in cross section of lined grid 213, the top in cross section is longer than below, and is provided with an inwardly protruded support portion 216 in following centre.Perpendicular grid 214 between adjacent lined grid 213 is connected to the following support portion of lined grid 213 216 with on the top of next lined grid 213.The cross section of this perpendicular grid 214 is the inside C shape of opening.
Connecting portion 214 between lined grid 213 is connected between the top of next lined grid 213 of following and lower neighbour of lined grid 213; Connecting portion 215 above between limit 211 and adjacent lined grid 213 is connected between the top of limit 211 and adjacent lined grid 213 above, the connecting portion 215 below between limit 212 and adjacent lined grid 213 be connected to limit 212 and adjacent lined grid 213 below following between.And the structure that encloses by buffer part 22 between radiator and front bumper 1 forms wind-guiding cavity, decrease the loss of air quantity on air intake route, improve the radiating efficiency of radiator.
Limit 211 above and limit 212 and the above and below bending of buffer part 22 below in grid portion 21 are connected to form the energy-absorbing limit of a collapse structure.When automobile and pedestrian collision, the impact energy of pedestrian lower leg collision makes the collapse energy-absorption on the energy-absorbing limit of air-inlet grille to reduce Pedestrian Lower Leg Injury value.
Specific embodiment is to more clearly understand the utility model, do not limit as to the one of the utility model right, under the prerequisite not departing from the utility model aim, various change can be had, all these to the apparent amendment of described those skilled in the art by be included in this claim scope within.
Claims (9)
1. a front bumper air intake structure, comprises front bumper and is arranged on the air-inlet grille in front bumper middle opening; It is characterized in that: described air-inlet grille comprises grid portion and is arranged on the buffer part at rear portion, grid portion; Described grid portion is provided with limit and below limit above, and described limit above and below limit are bend to be connected with the top and bottom of buffer part respectively, and the radiator in the upper and lower surfaces of described buffer part and engine bin offsets.
2. front bumper air intake structure according to claim 1, is characterized in that: described limit and the distance below between limit are above from inside to outside in increasing gradually.
3. front bumper air intake structure according to claim 1 and 2, is characterized in that: described buffer part encloses structure in four sides.
4. front bumper air intake structure according to claim 1 and 2, is characterized in that: the lined grid that described grid portion comprises the c-shaped bending in some cross sections are connected the connecting portion of adjacent lined grid respectively with being arranged on lined grid two ends; Described connecting portion connects the top of the following of lined grid and next lined grid adjacent respectively.
5. front bumper air intake structure according to claim 3, is characterized in that: the lined grid that described grid portion comprises the c-shaped bending in some cross sections are connected the connecting portion of adjacent lined grid respectively with being arranged on lined grid two ends; Described connecting portion connects the top of the following of lined grid and next lined grid adjacent respectively.
6. front bumper air intake structure according to claim 4, is characterized in that: described grid portion also comprises the perpendicular grid be arranged between adjacent lined grid; Described perpendicular grid connects the top of the following of lined grid and next lined grid adjacent respectively.
7. front bumper air intake structure according to claim 5, is characterized in that: described grid portion also comprises the perpendicular grid be arranged between adjacent lined grid; Described perpendicular grid connects the top of the following of lined grid and next lined grid adjacent respectively.
8. front bumper air intake structure according to claim 6, it is characterized in that: the top in described lined grid cross section is longer than below, inwardly protruded support portion is provided with on below, described perpendicular grid cross section is the inside C shape of opening, between the support portion that the upper lined grid that described perpendicular grid connects respectively are following and the top of next lined grid adjacent.
9. front bumper air intake structure according to claim 7, it is characterized in that: the top in described lined grid cross section is longer than below, inwardly protruded support portion is provided with on below, described perpendicular grid cross section is the inside C shape of opening, between the support portion that the upper lined grid that described perpendicular grid connects respectively are following and the top of next lined grid adjacent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818668.2U CN204452316U (en) | 2014-12-23 | 2014-12-23 | A kind of front bumper air intake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818668.2U CN204452316U (en) | 2014-12-23 | 2014-12-23 | A kind of front bumper air intake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204452316U true CN204452316U (en) | 2015-07-08 |
Family
ID=53659243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420818668.2U Expired - Fee Related CN204452316U (en) | 2014-12-23 | 2014-12-23 | A kind of front bumper air intake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204452316U (en) |
-
2014
- 2014-12-23 CN CN201420818668.2U patent/CN204452316U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20150708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |