CN212738289U - Engine cover and lock catch structure thereof - Google Patents
Engine cover and lock catch structure thereof Download PDFInfo
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- CN212738289U CN212738289U CN202021263507.3U CN202021263507U CN212738289U CN 212738289 U CN212738289 U CN 212738289U CN 202021263507 U CN202021263507 U CN 202021263507U CN 212738289 U CN212738289 U CN 212738289U
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- latch
- reinforcing plate
- engine
- supporting
- lock catch
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Abstract
The utility model discloses a hasp structure for engine bonnet, include: a support frame mounted on the inner panel of the engine cover; a lock catch reinforcing plate connected with the support frame; and a latch securable to the latch reinforcement plate, wherein: the supporting frame encloses and keeps off engine bonnet inner panel and/or hasp reinforcing plate respectively through a plurality of supporting legss, makes to form cavity between supporting frame and engine bonnet inner panel and/or hasp reinforcing plate. The utility model also discloses an engine bonnet. Implement the utility model discloses an engine bonnet and hasp structure thereof retrencies the structure, improves the hasp quality, reduces volume and weight reduction.
Description
Technical Field
The utility model relates to an automobile manufacturing field especially relates to an engine bonnet and hasp structure thereof.
Background
In the prior art, the engine hood lock catch reinforcing plate has a complex structure and a large arrangement space, and causes the local structural strength of the engine hood to be large, so that the requirement of new pedestrian protection regulations is difficult to meet. Under the background that nowadays the requirement of light weight is more and more emphasized and the requirement of pedestrian protection regulations is stricter, the technical scheme is difficult to meet the requirement of design.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a engine cover and hasp structure thereof are provided, retrench the structure, improve the hasp quality, reduce volume and weight reduction.
In order to solve the above technical problem, an embodiment of the utility model provides a hasp structure for engine bonnet, include: a support frame mounted on the inner panel of the engine cover; a lock catch reinforcing plate connected with the support frame; and a latch securable to the latch reinforcement plate, wherein: the supporting frame encloses and keeps off engine bonnet inner panel and/or hasp reinforcing plate respectively through a plurality of supporting legss, makes to form cavity between supporting frame and engine bonnet inner panel and/or hasp reinforcing plate.
Wherein, the cavity chamber is box-shaped.
Wherein, a plurality of supporting legs include at least: one end of the first supporting leg can be welded on the inner plate of the engine hood, and the other opposite end of the first supporting leg is fastened on the supporting frame; second supporting legs, the relative both ends of second supporting legs fasten respectively between support frame and hasp reinforcing plate, wherein: the first supporting leg and the second supporting leg are disposed at positions opposite to each other.
Wherein, a plurality of supporting legss still include: the positions of the third supporting leg and the fourth supporting leg are opposite, the two opposite ends of the third supporting leg are respectively fastened between the supporting frame and the lock catch reinforcing plate, and the two opposite ends of the fourth supporting leg are respectively fastened between the supporting frame and the lock catch reinforcing plate.
The central connecting line direction of the first supporting leg and the second supporting leg is perpendicular to the central connecting line direction of the third supporting leg and the fourth supporting leg.
The lock catch reinforcing plate and the support frame are formed by adopting a stamping process respectively and are made of the same materials as the inner plate of the engine hood respectively.
Wherein, the supporting frame and the lock catch reinforcing plate are made of aluminum alloy materials.
Wherein the lock catch is U-shaped; the lock catch penetrates through a via hole of the lock catch reinforcing plate and is riveted and tightly installed on the lock catch reinforcing plate.
Wherein, the surface of the lock catch is coated with a zinc-nickel coating.
Solve the technical problem, the utility model also discloses an engine bonnet of hasp structure that has above-mentioned be used for engine bonnet.
The utility model provides an engine bonnet and hasp structure thereof has following beneficial effect: the hasp includes: the supporting frame can be tightly arranged on an inner plate of the engine hood; a lock catch reinforcing plate connected with the support frame; and a latch fastened to the latch reinforcement plate, wherein: the supporting frame encloses fender engine bonnet inner panel and/or hasp reinforcing plate respectively through a plurality of supporting legss, makes to form one between supporting frame and engine bonnet inner panel and/or hasp reinforcing plate and carries out the well cavity of biography power, has simplified the structure, improves the hasp quality, reduces the volume and weight reduction, has guaranteed that sufficient head is bumped and is fed the space that contracts, promotes car pedestrian's protective properties effectively.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of an engine cover according to an embodiment of the present invention.
Fig. 2 is a schematic view of an overall assembly structure of a latch structure for an engine hood according to an embodiment of the present invention.
Fig. 3 is a schematic sectional view of the latch structure for the hood according to the embodiment of the present invention, as shown in fig. 1E-E.
Fig. 4 is a schematic sectional view of the latch structure for the hood according to the embodiment of the present invention, as shown in fig. 1F-F.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1-4 show a first embodiment of a hood assembly according to the present invention.
The lock catch structure for the engine hood in the embodiment can be applied to the engine hood of an automobile, the total amount of the lock catch structure can be reduced by 40% -50% compared with the same-function components of the conventional steel structure through improvement of materials and structures, the lock catch structure can be matched with an inner plate of the engine hood to be attractive, and the appearance quality of a lock catch position is improved.
The latch structure for an engine cover in this embodiment includes:
a support frame 31 which can be fastened to the hood inner panel 1; a latch reinforcement plate 32 connected to the support frame 31; and a latch 33 fastenable to the latch reinforcement plate 32, wherein: the supporting frame 31 encloses the hood inner panel 1 and/or the latch reinforcement 32 through a plurality of supporting legs, so that a hollow cavity 4 for force transmission is formed between the supporting frame 31 and the hood inner panel 1 and/or the latch reinforcement 32.
In specific implementation, the supporting frame 31 is shaped like a special plate and is long and narrow, and the lock reinforcing plate 32 is assembled and connected with the supporting frame 31. The latch reinforcement plate 32 and the support frame 31 are formed by a stamping process, and are made of the same material as the hood inner panel 1. The lock catch reinforcing plate 32 and the supporting frame 31 in the embodiment are made of aluminum alloy materials, the thicknesses of the lock catch reinforcing plate and the supporting frame are respectively 2.0mm and 0.9mm, the lock catch reinforcing plate and the supporting frame are the same as the material of the inner plate 1 of the engine hood, spot welding connection can be achieved, the appearance surface is smoother than that of the conventional rivet bolt connection form, the appearance quality of the whole vehicle is improved, and meanwhile light weight is achieved.
Further, the design has the via hole on the hasp reinforcing plate 32, and U type hasp 33 passes this via hole and rivets soon to compress tightly and be fixed in on the hasp reinforcing plate 32, and wherein, hasp 33 surface needs the processing of zinc-plated nickel, produces serious electrochemical corrosion phenomenon when effectively preventing steel aluminium to mix.
Further, in this embodiment, one side of the support frame 31 is connected to the hood inner panel 1 through the first support leg 34a, and the other side of the support frame 31 is connected to the striker reinforcement plate 32 through the second support leg 34 b. That is, one end of the first support leg 34a can be welded to the hood inner panel 1, and the opposite other end thereof is fastened to the support bracket 31; opposite ends of the second supporting leg 34b are respectively fastened between the supporting frame 31 and the latch reinforcing plate 32, wherein: the first support foot 34a and the second support foot 34b are disposed at positions opposite to each other.
Preferably, the first supporting foot 34a and the second supporting foot 34b are connected by spot welding, and the function of the arrangement is as follows: the support frame 31, the hood inner panel 1, and the striker reinforcement panel 32 are formed to have a closed cavity in the longitudinal direction.
Further, opposite ends of the supporting frame 31 are respectively fastened to the latch reinforcement plate 32 through a third supporting leg 34c and a fourth supporting leg 34d, that is, opposite ends of the third supporting leg 34c are respectively fastened between the supporting frame 31 and the latch reinforcement plate 32, and opposite ends of the fourth supporting leg 34d are respectively fastened between the supporting frame 31 and the latch reinforcement plate 32. Wherein: the third support foot 34c and the fourth support foot 34d are disposed at positions opposite to each other. The effect of so setting is: the support frame 31, the hood inner panel 1, and the striker reinforcement panel 32 are formed into a closed cavity in the lateral direction.
Preferably, a center line direction of the first support leg 34a and the second support leg 34b is perpendicular to a center line direction of the third support leg 34c and the fourth support leg 34 d. In this way, the supporting frame 31 encloses the hood inner panel 1 and the striker reinforcement panel 32 through the 4 supporting legs 34a, 34b, 34c and 34d in this embodiment, so that a hollow cavity 4 for transmitting force is formed between the supporting frame 31 and the hood inner panel 1 and the striker reinforcement panel 32.
The hollow cavity 4 in the embodiment is box-shaped and is provided with a force transmission channel similar to an energy absorption box, the structure of the hollow cavity 4 solves the problem of insufficient rigidity caused by the characteristics of an aluminum alloy material, and can effectively absorb collision energy when the head collides, and the damage value HIC of hard points in a lock catch area to the head of a pedestrian is reduced, so that the pedestrian protection performance of the engine hood is remarkably improved, and can be improved by 25% -30% compared with a conventional structure.
The utility model discloses an engine bonnet and hasp structure thereof has following beneficial effect:
first, the hasp includes: the supporting frame can be tightly arranged on an inner plate of the engine hood; a lock catch reinforcing plate connected with the support frame; and a latch fastened to the latch reinforcement plate, wherein: the supporting frame encloses fender engine bonnet inner panel and/or hasp reinforcing plate respectively through a plurality of supporting legss, makes to form one between supporting frame and engine bonnet inner panel and/or hasp reinforcing plate and carries out the well cavity of biography power, has guaranteed that sufficient head bumps and has fed the space that contracts, reduces the injury value when the pedestrian bumps, can promote car pedestrian's protective properties effectively.
Secondly, have fine intensity and rigidity, can promote engine bonnet local and wholeness ability effectively, the structure is retrencied, and the lightweight is showing, can effectively save manufacturing cost.
Claims (10)
1. A latch structure for an engine cover, comprising:
a support frame mounted on the inner panel of the engine cover;
the lock catch reinforcing plate is connected with the supporting frame; and
a latch secured to the latch reinforcement plate, wherein: the supporting frame encloses through a plurality of supporting legss respectively and keeps off engine bonnet inner panel and/or the hasp reinforcing plate, makes the cavity is formed between the supporting frame with engine bonnet inner panel and/or the hasp reinforcing plate.
2. The latch structure for the hood according to claim 1, wherein the hollow cavity has a box shape.
3. The latch structure for the engine hood according to claim 1 or 2, wherein the plurality of support feet include at least: one end of the first supporting leg can be welded on the engine hood inner plate, and the other opposite end of the first supporting leg is fastened on the supporting frame; and
the relative both ends of second supporting legs fasten respectively the support frame with between the hasp reinforcing plate, wherein:
the first supporting leg and the second supporting leg are arranged at opposite positions.
4. The latch structure for the engine hood according to claim 3, wherein the plurality of support feet further comprise: the positions of the third supporting leg and the fourth supporting leg are opposite, the two opposite ends of the third supporting leg are respectively fastened between the supporting frame and the lock catch reinforcing plate, and the two opposite ends of the fourth supporting leg are respectively fastened between the supporting frame and the lock catch reinforcing plate.
5. The latch structure for the engine hood according to claim 4, wherein a direction of a center line of the first support leg and the second support leg is perpendicular to a direction of a center line of the third support leg and the fourth support leg.
6. The latch structure for the hood according to claim 1, wherein the latch reinforcement plate and the support bracket are respectively formed by a stamping process and are respectively made of the same material as that of the hood inner panel.
7. The latch structure for the engine hood according to claim 1, wherein the support bracket and the latch reinforcement plate are made of an aluminum alloy material.
8. The latch structure for the hood according to claim 1, wherein the latch is U-shaped; the lock catch penetrates through a via hole of the lock catch reinforcing plate and is riveted, pressed and installed on the lock catch reinforcing plate.
9. The latch structure for the engine hood according to claim 8, wherein a surface of the latch is coated with a zinc-nickel plating layer.
10. An engine cover comprising: a hood inner panel and a hood outer panel that are disposed to be opposed to each other, characterized in that a striker is installed between the hood inner panel and the hood outer panel, the striker including the striker structure for a hood according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263507.3U CN212738289U (en) | 2020-07-01 | 2020-07-01 | Engine cover and lock catch structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263507.3U CN212738289U (en) | 2020-07-01 | 2020-07-01 | Engine cover and lock catch structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212738289U true CN212738289U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021263507.3U Active CN212738289U (en) | 2020-07-01 | 2020-07-01 | Engine cover and lock catch structure thereof |
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| CN (1) | CN212738289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114313020A (en) * | 2021-12-15 | 2022-04-12 | 东风汽车集团股份有限公司 | Engine bonnet lock catch reinforcing plate structure, engine bonnet and automobile |
-
2020
- 2020-07-01 CN CN202021263507.3U patent/CN212738289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114313020A (en) * | 2021-12-15 | 2022-04-12 | 东风汽车集团股份有限公司 | Engine bonnet lock catch reinforcing plate structure, engine bonnet and automobile |
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