CN212921710U - Do benefit to automobile engine hood inner panel of pedestrian protection - Google Patents
Do benefit to automobile engine hood inner panel of pedestrian protection Download PDFInfo
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- CN212921710U CN212921710U CN202020730698.3U CN202020730698U CN212921710U CN 212921710 U CN212921710 U CN 212921710U CN 202020730698 U CN202020730698 U CN 202020730698U CN 212921710 U CN212921710 U CN 212921710U
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Abstract
The utility model relates to an automobile engine hood inner plate beneficial to pedestrian protection, wherein the inner plate body is provided with a plurality of through holes formed by through-type transverse ribs and longitudinal ribs, which is beneficial to energy conduction and increase of energy absorption space; cantilever type glue coating grooves are arranged around the through holes to play a role in buffering local collapse; a second-order buffer step is arranged, so that energy conduction is facilitated; on the buffering step, a plurality of weakening holes are formed in the extending direction of the longitudinal rib, so that the overall rigidity of the engine hood is not influenced, the local rigidity is weakened, the damage to the head is reduced, and the light weight is facilitated; the inner plate part corresponding to the headlamp mounting position is provided with the local reinforcing rib, so that the local rigidity is increased, the invasion amount of the head is reduced, and the damage caused by secondary contact collision is reduced. The utility model provides high car pedestrian protects head security performance both satisfies the rigidity intensity requirement, satisfies pedestrian protection head type safety requirement again.
Description
Technical Field
The utility model belongs to the automobile field, concretely relates to do benefit to pedestrian's protection's automobile engine cover inner panel.
Background
With the improvement of social and economic levels and the progress of science and technology, automobiles become important tools for people to go out. The increase of automobiles inevitably leads to an increase of traffic accidents, and pedestrians, as road vulnerable groups, are generally suffered from more serious injuries, wherein the fatality rate of head injury is high. The protection of road vulnerable groups is paid more and more attention by countries and gradually brought into the evaluation of automobile safety regulations. China formally incorporates pedestrian protection into a new vehicle evaluation system in 2018. The pedestrian protection performance of the vehicle directly influences the safety star level of the vehicle and influences the life safety of pedestrians, and the vehicle becomes an important link of future automobile safety development in China. The development of pedestrian protection safety performance in China starts late, so that more vehicles on the market do not consider pedestrian protection at present; in the process of developing the pedestrian protection performance, the improvement of the pedestrian protection safety performance becomes an industry difficult point due to the limitation of space and rigidity strength. At present, the safety performance of the pedestrian protection head type is improved by increasing through holes and weakening holes in most inner engine hood plates, but in order to meet the requirement of rigidity, the through holes cannot be increased without limit to meet the increasingly severe requirement of pedestrian protection safety, so that a reasonable inner engine hood plate structure becomes a key factor.
The internal space of an automobile cabin and the structure of an engine hood are key factors influencing the head injury of pedestrians in the group traffic accident of the weak road. The space is limited by the arrangement of cabin components, so the reasonable structure of the engine hood becomes an important link for protecting pedestrians, and how to balance the rigidity and the safety performance of the engine hood and the pedestrian protection is the current technical difficulty.
Disclosure of Invention
The utility model aims at providing a do benefit to pedestrian's protection's automobile engine cover inner panel, through rational structure and overall arrangement under the prerequisite that satisfies engine cover stiffness, the injury that causes pedestrian's head when alleviateing the traffic accident.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a do benefit to automobile engine cover inner panel of pedestrian protection, includes integrated into one piece's inner panel body 1, inner panel body 1 on the lightening hole inside arranged one violently muscle 2 and three indulge muscle 3, violently muscle 2 with indulge muscle 3 crisscross back formation through-hole 4, the inner wall of through-hole 4 extend rubber coating groove 5, the lightening hole around be provided with second order buffering step 6, the inner panel position that 1 headlight mounted position of inner panel body correspond be equipped with local strengthening rib 9.
As a more excellent technical scheme of the utility model, buffering step 6 on be provided with transition fillet.
As a more excellent technical scheme of the utility model, buffering step 6 on seted up reduction hole 8.
As a more excellent technical proposal of the utility model, the glue coating groove 5 is a discrete cantilever type small glue coating surface.
As a more preferable technical scheme of the utility model, the local strengthening rib 9 be the evagination formula, protruding to the planking direction.
As a more excellent technical scheme of the utility model, a horizontal muscle that link up and three vertical muscle that link up form 8 latticed through-holes 4.
The beneficial effects are as follows:
the inner plate body of the utility model is provided with the through-type transverse ribs and the longitudinal ribs to form a plurality of through holes, which is beneficial to energy conduction and increase energy-absorbing space; cantilever type glue coating grooves are arranged around the through holes to play a role in buffering local collapse; a second-order buffer step is arranged, so that energy conduction is facilitated; on the buffering step, a plurality of weakening holes are formed in the extending direction of the longitudinal rib, so that the overall rigidity of the engine hood is not influenced, the local rigidity is weakened, the damage to the head is reduced, and the light weight is facilitated; the inner plate part corresponding to the headlamp mounting position is provided with the local reinforcing rib, so that the local rigidity is increased, the invasion amount of the head is reduced, and the damage caused by secondary contact collision is reduced. The utility model provides high car pedestrian protects head security performance both satisfies the rigidity intensity requirement, satisfies pedestrian protection head type safety requirement again.
Drawings
Fig. 1 is a schematic structural view of an engine cover inner panel of the present invention;
FIG. 2 is a schematic view of a cantilever type glue spreading groove of an inner plate of an engine cover according to the present invention;
FIG. 3 is a schematic view of a buffering step of the inner plate of the engine cover according to the present invention;
description of reference numerals: 1 is the inner panel body, and 2 are horizontal muscle, and 3 are indulges the muscle, and 4 are the through-hole, and 5 are cantilever type rubber coating groove, and 6 are second order buffering step, and 7 are the transition fillet, and 8 are the weakening hole, and 9 are local strengthening rib.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a do benefit to automobile engine cover inner panel of pedestrian protection, inner panel body 1 including integrated into one piece, inner panel body 1 on the lightening hole inside arranged a horizontal muscle 2 and three indulge muscle 3, horizontal muscle 2 with indulge muscle 3 crisscross back formation through-hole 4, the inner wall of through-hole 4 extend rubber coating groove 5, the lightening hole be provided with second order buffering step 6 all around, inner panel position that inner panel body 1 headlight mounted position correspond be equipped with local strengthening rib 9.
In some embodiments, the buffer step 6 is provided with a transition fillet.
In some embodiments, the buffering step 6 is provided with a weakening hole 8.
In some embodiments, the glue slot 5 is a discrete cantilevered mini glue.
In some embodiments, the local reinforcing ribs 9 are convex and protrude towards the outer plate.
In some embodiments, the one through transverse rib and the 3 through longitudinal ribs form 8 grid-shaped through holes 4.
The inner plate body 1 of the utility model is provided with the through type transverse rib 2 and the through type longitudinal rib 3, which is beneficial to the transmission of collision energy to the periphery; the plurality of through holes 4 are arranged, so that the energy absorption space is increased, and the light weight is realized; the cantilever type glue coating grooves 5 are discretely distributed around the through hole 4, so that the local rigidity can be reduced, and the energy absorption is increased; in the middle area of the inner plate body 1, the edge of the through hole 4 is provided with a second-order buffer step 6, so that the energy can be conducted conveniently and the local rigidity can be reduced; the second-order buffer step 6 is provided with a plurality of weakening holes 8, the weakening holes 8 avoid the extending direction of the transverse ribs 2 and the longitudinal ribs 3, are arranged on the first step of the second-order buffer step 6, cover the transition fillets 7 of the first step and the second step, do not affect the integral rigidity of the engine hood, realize light weight and increase local energy absorption; the inner plate position that headlight mounted position corresponds is equipped with local strengthening rib 9, increases local rigidity, reduces the injury that produces because of the space is not enough to the secondary contact that causes the head.
The utility model discloses the function of the realization in the use as follows:
(1) the penetrating transverse ribs and the penetrating longitudinal ribs are beneficial to the transmission of collision energy, and the head injury of pedestrians is reduced;
(2) the stepped buffer structure is beneficial to the transmission of collision energy and effectively absorbs energy;
(3) the cantilever type crumple glue coating groove reduces the local rigidity and improves the safety performance of pedestrian protection;
(4) the weakening holes are reasonably arranged, so that the requirement on the rigidity strength of the engine hood is met, the pedestrian protection safety performance is improved, and the light weight is facilitated;
(5) the inner plate part corresponding to the insufficient cabin space is provided with the local reinforcing rib, so that the rigidity and the strength of the engine hood are improved, and the secondary damage to the head is reduced.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a do benefit to pedestrian's protection's automobile engine cover inner panel which characterized in that: including integrated into one piece's inner panel body (1), inner panel body (1) on the lightening hole inside arranged one violently muscle (2) and three indulge muscle (3), violently muscle (2) and indulge muscle (3) crisscross back formation through-hole (4), the inner wall of through-hole (4) extend rubber coating groove (5), the lightening hole around be provided with second order buffering step (6), inner panel position that inner panel body (1) headlight mounted position correspond be equipped with local strengthening rib (9).
2. An automobile hood inner panel facilitating pedestrian protection according to claim 1, wherein: the glue coating groove (5) is a discrete cantilever type small glue coating surface.
3. An automobile hood inner panel facilitating pedestrian protection according to claim 1, wherein: the local reinforcing ribs 1 are of an outward convex type and are convex towards the direction of the outer plate.
4. An automobile hood inner panel facilitating pedestrian protection according to claim 1, wherein: the transverse rib (2) and the three longitudinal ribs (3) form eight latticed through holes (4).
5. An automobile hood inner panel facilitating pedestrian protection according to claim 1, wherein: and transition fillets are arranged on the buffer steps (6).
6. An automobile hood inner panel facilitating pedestrian protection according to claim 1, wherein: the buffering step (6) is provided with a weakening hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020730698.3U CN212921710U (en) | 2020-05-07 | 2020-05-07 | Do benefit to automobile engine hood inner panel of pedestrian protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020730698.3U CN212921710U (en) | 2020-05-07 | 2020-05-07 | Do benefit to automobile engine hood inner panel of pedestrian protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212921710U true CN212921710U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020730698.3U Active CN212921710U (en) | 2020-05-07 | 2020-05-07 | Do benefit to automobile engine hood inner panel of pedestrian protection |
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| Country | Link |
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| CN (1) | CN212921710U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247107A (en) * | 2021-07-01 | 2021-08-13 | 奇瑞商用车（安徽）有限公司 | Send and cover inner panel assembly and car |
| CN113815731A (en) * | 2021-09-23 | 2021-12-21 | 安徽宝岛新能源发展有限公司 | Electric automobile and front engine room cover thereof |
| FR3126957A1 (en) * | 2021-09-15 | 2023-03-17 | Psa Automobiles Sa | Motor vehicle hood liner |
-
2020
- 2020-05-07 CN CN202020730698.3U patent/CN212921710U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247107A (en) * | 2021-07-01 | 2021-08-13 | 奇瑞商用车（安徽）有限公司 | Send and cover inner panel assembly and car |
| FR3126957A1 (en) * | 2021-09-15 | 2023-03-17 | Psa Automobiles Sa | Motor vehicle hood liner |
| CN113815731A (en) * | 2021-09-23 | 2021-12-21 | 安徽宝岛新能源发展有限公司 | Electric automobile and front engine room cover thereof |
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