CN203126976U - Automobile engine hood inner plate - Google Patents
Automobile engine hood inner plate Download PDFInfo
- Publication number
- CN203126976U CN203126976U CN 201320007820 CN201320007820U CN203126976U CN 203126976 U CN203126976 U CN 203126976U CN 201320007820 CN201320007820 CN 201320007820 CN 201320007820 U CN201320007820 U CN 201320007820U CN 203126976 U CN203126976 U CN 203126976U
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- Prior art keywords
- reduction
- inner panel
- engine hood
- frame
- inner plate
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Abstract
The utility model discloses an automobile engine hood inner plate. The automobile engine hood inner plate aims to overcome the shortcoming that damage on the heads of pedestrians being impacted is serious due to the fact that rigidity of an existing automobile engine hood inner plate is excessively large. The automobile engine hood inner plate comprises an inner plate body. The inner plate body is provided with a weakening window. A weakening frame of a step structure is arranged on the edge of the weakening window on the inner plate body and protrudes towards the outer side direction of the inner plate body, and a plurality of weakening holes are formed in each side of the weakening frame. The weakening window, the weakening frame and the weakening holes are good in energy absorption effect. When the pedestrians impact an automobile engine hood, an engine hood outer plate corresponding to the weakening window in position is not shielded by the engine hood inner plate and can crumple and absorb energy easily. The weakening frame supports the engine hood outer plate so that the engine hood outer plate can deform and absorb energy easily in the process of being impacted. When an automobile is impacted, the engine hood inner plate can absorb a great amount of energy, and injury on the pedestrians from impact of the automobile is reduced greatly.
Description
Technical field
The utility model relates to a kind of automotive hood, and more particularly, it relates to a kind of automotive hood inner panel with pedestrian protecting function.
Background technology
Along with the raising of people to automotive safety consciousness, the research of pedestrian protecting also becomes the automotive safety design needs the factor of consideration emphatically.According to statistics, annual nearly 1,200,000 people in the whole world die from traffic accident, and this wherein has nearly 70% pedestrian and the front portion of vehicle to bump.When pedestrian and collision happens, the pedestrian can topple over to automobile steering, and pedestrian head directly strikes on the car bonnet, because the high-strength structure of car bonnet is not yielding, can cause very big injury to the pedestrian.
Chinese patent notification number CN202243694U discloses a kind of bonnet inner panel structure, comprises inner panel, is provided with some grooves of inducing in the middle of the inner panel.When collision happens, can control bonnet inner panel and before the contact windshield, be out of shape with regard to bending, namely induce the groove place that bending takes place, thereby absorbing part energy, prevent car bonnet intrusion crew module, protection occupant's safety prevents unexpected generation.Occupant's safety has been considered in the design of bonnet inner panel, but not to when collision the pedestrian safety take in, the bonnet inner panel rigidity of structure is bigger, auto against rear engine cover is bigger to pedestrian's injury values.
The utility model content
It is excessive that the utility model has overcome the existing automotive hood inner panel rigidity of structure, in when collision deficiency bigger to the pedestrian head injury values, a kind of automotive hood inner panel is provided, bonnet inner panel can absorb lot of energy when automobile bumped, energy-absorbing function by bonnet inner panel reduces the pedestrian head injury values, has reduced the injury of auto against to the pedestrian greatly.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of automotive hood inner panel, comprise the inner panel body, the inner panel body is provided with the reduction window, the edge of reduction window is provided with the reduction frame that is ledge structure on the inner panel body, the reduction frame of ledge structure protrudes towards inner panel body lateral direction, is equipped with several reduction holes on each frame of reduction frame.
The reduction window greatly reduces the rigidity of inner panel body, and in the reduction window dowel is not set, and the reduction energy-absorbing effect is good.The reduction frame of ledge structure is absorbed energy by the conquassation distortion easily in collision, and the reduction hole on the reduction frame has further increased the energy-absorbing effect of inner panel body.After the pedestrian strikes on the car bonnet, owing to be provided with the reduction window at the driving engine inner panel, there is not launched hood inner panel to block with the engine hood outer panel of reduction window relative position, so the easy crumple energy-absorbing of engine hood outer panel.And the reduction frame of ledge structure supporting engine hood outer panel, and in collision, reduction frame easy deformation energy-absorbing is added the reduction hole that arranges on the reduction frame, has further increased the reduction effect.Bonnet inner panel can absorb lot of energy when automobile bumped, and the energy-absorbing function by bonnet inner panel reduces the pedestrian head injury values, has reduced the injury of auto against to the pedestrian greatly.
As preferably, the reduction window is isosceles trapezoid, and the angle position of reduction window is round-corner transition.The reduction window of isosceles trapezoid and the shape of inner panel body are similar, and energy-absorbing effect is good.
As preferably, the reduction frame is the two-stage ledge structure, and the reduction hole is arranged on the crossover position of reduction frame step.The two-stage ledge structure has increased energy-absorbing effect.
As preferably, four reduction holes all are set on former and later two frames of reduction frame, on two frames three reduction holes are set all about the reduction frame.The reduction hole of suitable quantity is set, guarantees the intensity of reduction frame on the one hand, guarantee the reduction effect on the other hand.
As preferably, the outward flange of inner panel body is provided with the flange of digging towards the inner panel body outside.Flange is connected with the automotive engine hood panel, makes to have a cavity between the car bonnet inner and outer plates, in collision, increases energy-absorbing effect.
As preferably, reduction frame and inner panel body integrative-structure.The integrative-structure tooling cost is low.
As preferably, be provided with the raised line of side direction projection in the inner panel body on the inner panel body near front position, raised line is provided with an exhausting hole.Raised line is raised position, can absorb energy in collision, increases the energy-absorbing effect of inner panel body, and through hole makes things convenient for the inner panel body fastening with being connected of other parts.
Compared with prior art, the beneficial effects of the utility model are: bonnet inner panel can absorb lot of energy when automobile bumped, energy-absorbing function by bonnet inner panel reduces the pedestrian head injury values, has reduced the injury of auto against to the pedestrian greatly.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Among the figure: 1, inner panel body, 2, the reduction window, 3, the reduction frame, 4, the reduction hole, 5, flange, 6, raised line, 7, through hole.
The specific embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of automotive hood inner panel (referring to accompanying drawing 1), comprise the inner panel body 1 that is the isosceles trapezoid shape, inner panel body 1 front end is the arc of evagination, and the rear end of inner panel body 1 is the arc of indent.Inner panel body 1 is provided with reduction window 2, and reduction window 2 is isosceles trapezoid, and the base of the weak point of isosceles trapezoid reduction window 2 is preceding.The angle position of reduction window 2 is round-corner transition.The edge of reduction window 2 is provided with the reduction frame 3 that is ledge structure on the inner panel body 1, reduction frame 3 and inner panel body 1 integrative-structure, the reduction frame 3 of ledge structure protrudes towards inner panel body 1 lateral direction, the outside and the engine hood outer panel of inner panel body 1 are connected and fixed, and reduction frame 3 is supported on the engine hood outer panel.Be equipped with several reduction holes 4 on each frame of reduction frame 3, four reduction holes 4 all are set on former and later two frames of reduction frame 3, three reduction holes 4 all are set on about 3 two frames of reduction frame.Reduction frame 3 is the two-stage ledge structure, and reduction hole 4 is arranged on the crossover position of reduction frame 3 steps.Be provided with the raised line 6 of side direction projection in the inner panel body on the inner panel body 1 near front position, raised line 6 is provided with an exhausting hole 7.The outward flange of inner panel body 1 is provided with the flange of digging towards inner panel body 1 outside 5.Engine hood outer panel and the bonnet inner panel formation car bonnet that links together, reduction frame 3 and flange 5 are supported on the engine hood outer panel.
The reduction window greatly reduces the rigidity of inner panel body, and in the reduction window dowel is not set, and the reduction energy-absorbing effect is good.The reduction frame of ledge structure is absorbed energy by the conquassation distortion easily in collision, and the reduction hole on the reduction frame has further increased the energy-absorbing effect of inner panel body.After the pedestrian strikes on the car bonnet, owing to be provided with the reduction window at the driving engine inner panel, there is not launched hood inner panel to block with the engine hood outer panel of reduction window relative position, so the easy crumple energy-absorbing of engine hood outer panel.And the reduction frame of ledge structure supporting engine hood outer panel, and in collision, reduction frame easy deformation energy-absorbing is added the reduction hole that arranges on the reduction frame, has further increased the reduction effect.Bonnet inner panel can absorb lot of energy when automobile bumped, and the energy-absorbing function by bonnet inner panel reduces the pedestrian head injury values, has reduced the injury of auto against to the pedestrian greatly.
Above-described embodiment is a kind of preferable scheme of the present utility model, is not that the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (7)
1. automotive hood inner panel, comprise inner panel body (1), it is characterized in that, the inner panel body is provided with reduction window (2), the edge of reduction window is provided with the reduction frame (3) that is ledge structure on the inner panel body, the reduction frame of ledge structure protrudes towards inner panel body lateral direction, is equipped with several reduction holes (4) on each frame of reduction frame.
2. automotive hood inner panel according to claim 1 is characterized in that, the reduction window is isosceles trapezoid, and the angle position of reduction window is round-corner transition.
3. automotive hood inner panel according to claim 1 is characterized in that, the reduction frame is the two-stage ledge structure, and the reduction hole is arranged on the crossover position of reduction frame step.
4. according to claim 1 or 2 or 3 described automotive hood inner panels, it is characterized in that, four reduction holes all are set on former and later two frames of reduction frame, on two frames three reduction holes are set all about the reduction frame.
5. according to claim 1 or 2 or 3 described automotive hood inner panels, it is characterized in that the outward flange of inner panel body is provided with the flange of digging towards the inner panel body outside (5).
6. according to claim 1 or 2 or 3 described automotive hood inner panels, it is characterized in that reduction frame and inner panel body integrative-structure.
7. according to claim 1 or 2 or 3 described automotive hood inner panels, it is characterized in that be provided with the raised line (6) of side direction projection in the inner panel body on the inner panel body near front position, raised line is provided with an exhausting hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007820 CN203126976U (en) | 2013-01-07 | 2013-01-07 | Automobile engine hood inner plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007820 CN203126976U (en) | 2013-01-07 | 2013-01-07 | Automobile engine hood inner plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203126976U true CN203126976U (en) | 2013-08-14 |
Family
ID=48934982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320007820 Expired - Lifetime CN203126976U (en) | 2013-01-07 | 2013-01-07 | Automobile engine hood inner plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203126976U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658202A (en) * | 2013-10-30 | 2016-06-08 | 科瑞特有限公司 | Topical anti-inflammatory pharmaceutical composition with zileuton cream formulation |
| CN105873811A (en) * | 2014-03-26 | 2016-08-17 | 株式会社神户制钢所 | Automobile hood structure and hood inner panel thereof |
| CN106143640A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Inner plate structure for engine cover and hood |
| CN107310633A (en) * | 2017-06-28 | 2017-11-03 | 北京新能源汽车股份有限公司 | Hood |
| CN107618572A (en) * | 2016-07-13 | 2018-01-23 | 通用汽车环球科技运作有限责任公司 | Ventilation module for vehicle car cap assemblies |
| CN108466656A (en) * | 2018-04-25 | 2018-08-31 | 江苏敏安电动汽车有限公司 | Hood for vehicle |
| CN111845951A (en) * | 2019-04-16 | 2020-10-30 | 比亚迪股份有限公司 | Engine compartment cover structure and vehicle |
| CN113442842A (en) * | 2021-07-23 | 2021-09-28 | 浙江吉利控股集团有限公司 | Cover soundproof cotton device, car cover assembly and car that can crumple and contract deformation |
-
2013
- 2013-01-07 CN CN 201320007820 patent/CN203126976U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658202A (en) * | 2013-10-30 | 2016-06-08 | 科瑞特有限公司 | Topical anti-inflammatory pharmaceutical composition with zileuton cream formulation |
| CN105873811A (en) * | 2014-03-26 | 2016-08-17 | 株式会社神户制钢所 | Automobile hood structure and hood inner panel thereof |
| CN105873811B (en) * | 2014-03-26 | 2018-09-14 | 株式会社神户制钢所 | Automobile hood constructs and its hood interior plate |
| CN106143640A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Inner plate structure for engine cover and hood |
| CN107618572A (en) * | 2016-07-13 | 2018-01-23 | 通用汽车环球科技运作有限责任公司 | Ventilation module for vehicle car cap assemblies |
| CN107310633A (en) * | 2017-06-28 | 2017-11-03 | 北京新能源汽车股份有限公司 | Hood |
| CN108466656A (en) * | 2018-04-25 | 2018-08-31 | 江苏敏安电动汽车有限公司 | Hood for vehicle |
| CN111845951A (en) * | 2019-04-16 | 2020-10-30 | 比亚迪股份有限公司 | Engine compartment cover structure and vehicle |
| CN111845951B (en) * | 2019-04-16 | 2021-12-07 | 比亚迪股份有限公司 | Engine compartment cover structure and vehicle |
| CN113442842A (en) * | 2021-07-23 | 2021-09-28 | 浙江吉利控股集团有限公司 | Cover soundproof cotton device, car cover assembly and car that can crumple and contract deformation |
| CN113442842B (en) * | 2021-07-23 | 2024-03-26 | 浙江吉利控股集团有限公司 | Cover soundproof cotton device, car cover assembly and car that can crumple deformation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |