CN113247107A - Send and cover inner panel assembly and car - Google Patents
Send and cover inner panel assembly and car Download PDFInfo
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- CN113247107A CN113247107A CN202110743391.6A CN202110743391A CN113247107A CN 113247107 A CN113247107 A CN 113247107A CN 202110743391 A CN202110743391 A CN 202110743391A CN 113247107 A CN113247107 A CN 113247107A
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- 230000003313 weakening effect Effects 0.000 claims abstract description 81
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 210000003205 muscle Anatomy 0.000 claims description 30
- 230000006378 damage Effects 0.000 abstract description 7
- 238000013461 design Methods 0.000 description 10
- 230000003014 reinforcing effect Effects 0.000 description 10
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010019196 Head injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000013433 optimization analysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
- B62D25/105—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles for motor cars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
- B62D25/12—Parts or details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
- B60R2021/343—Protecting non-occupants of a vehicle, e.g. pedestrians using deformable body panel, bodywork or components
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Superstructure Of Vehicle (AREA)
Abstract
The invention discloses a hair cover inner plate assembly which comprises a peripheral frame, a first vertical rib, a second vertical rib, a first cross beam, a second cross beam and a third cross beam, wherein the first vertical rib and the second vertical rib are connected with the peripheral frame, the first cross beam, the second cross beam and the third cross beam are connected with the first vertical rib and the second vertical rib, the first cross beam, the second cross beam and the third cross beam are positioned between the first vertical rib and the second vertical rib, the second cross beam, the first vertical rib and the second vertical rib are provided with lightening holes, and the first cross beam and the third cross beam are provided with weakening holes. The engine cover inner plate assembly is simple in structure, light in weight and convenient to install, meets the requirement of pedestrian protection laws and regulations on damage values while meeting the requirement of lightweight indexes. The invention also discloses an automobile.
Description
Technical Field
The invention belongs to the technical field of automobile parts, and particularly relates to an engine hood inner plate assembly and an automobile.
Background
At present, the inner plate structure of the engine hood of the front cabin of the automobile is mostly a common sheet metal part, and the inner plate structure is usually fixed at the position of the front cabin of the automobile body in a hinge connection mode. According to the traditional design concept, under the condition that the requirements of rigidity/strength and modal performance indexes are met, the weight of the inner plate body of the hair cover is about 10kg, and the lightweight design of a hair cover system is not facilitated.
And the existing structural optimization promotes the design scheme, for example: the thickness of the structure, the local rib characteristics, and the lifting manner of the material grade are not favorable for achieving the head injury setting target required by the pedestrian protection regulations. Indexes such as the bending rigidity of the engine cover, the rigidity of the locking hook of the engine cover, the concavity resistance of the engine cover, the bending mode of the engine cover and the like are contradictory to the injury value index of pedestrian protection, and the structural index and the pedestrian protection index need to be optimized and balanced in the development of various types of vehicles.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an inner plate assembly of a hair cover, which aims to meet the requirement of pedestrian protection laws and regulations on damage values while being suitable for the requirement of lightweight indexes.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: send out and cover inner panel assembly, including peripheral frame, with peripheral frame connected first perpendicular muscle, second perpendicular muscle and with first perpendicular muscle and second perpendicular muscle first crossbeam, second crossbeam and the third crossbeam of being connected, first crossbeam, second crossbeam and third crossbeam are located between first perpendicular muscle and the second crossbeam is located between first crossbeam and the third crossbeam, set up the lightening hole on second crossbeam, first perpendicular muscle and the second perpendicular muscle, set up the weakening hole on first crossbeam and the third crossbeam.
The peripheral frame comprises a front cross beam, a rear cross beam and two side beams fixedly connected with the front cross beam and the rear cross beam, the front cross beam and the rear cross beam are located between the two side beams, a first vertical rib and a second vertical rib are located between the two side beams and between the front cross beam and the rear cross beam, the first cross beam is fixedly connected with the front cross beam, and a third cross beam is fixedly connected with the rear cross beam.
And the two side beams are provided with a plurality of weakening holes.
Both ends on the length direction of front beam all are provided with the weakening hole, and the weakening hole sets up a plurality ofly.
The first vertical rib and the second vertical rib are provided with a plurality of lightening holes, the number of the lightening holes formed in the first vertical rib and the number of the lightening holes formed in the second vertical rib are the same, and the lightening holes are kidney-shaped holes.
A plurality of lightening holes are formed in the second cross beam, and all the lightening holes are sequentially arranged along the length direction of the second cross beam.
The length of the third cross beam is greater than that of the first cross beam and that of the second cross beam, the length of the second cross beam is greater than that of the first cross beam, and the first vertical ribs and the second vertical ribs are distributed in a V shape.
A plurality of weakening holes are formed in the first cross beam, and all the weakening holes are sequentially arranged along the length direction of the first cross beam.
A plurality of weakening holes are formed in the third cross beam, and all the weakening holes are sequentially arranged along the length direction of the third cross beam.
The invention also provides an automobile which comprises the engine cover inner plate assembly.
The engine cover inner plate assembly is simple in structure, light in weight and convenient to install, meets the requirement of pedestrian protection laws and regulations on damage values while meeting the requirement of lightweight indexes.
Drawings
FIG. 1 is a schematic structural view of a hair cover inner plate assembly of the present invention;
FIG. 2 is a schematic structural view of an inner plate body of the hair cover;
FIG. 3 is a schematic view of a cover lock reinforcement plate;
FIG. 4 is a schematic structural view of a hinge reinforcing plate;
FIG. 5 is a schematic structural view of the outer plate support plate;
FIG. 6 is a schematic diagram of the process of analyzing the damage value of the impact area;
the labels in the above figures are: 1. structural adhesive; 2. structural adhesive; 3. structural adhesive; 4. structural adhesive; 5. a third contact surface; 6. a first contact surface; 7. a second contact surface; 8. a fabrication hole; 9. a fabrication hole; 10. a boss; 11. a boss; 12. a weakening hole; 13. a weakening hole; 14. a weakening hole; 15. a weakening hole; 16. a weakening hole; 17. a weakening hole; 18. lightening holes; 19. lightening holes; 20. lightening holes; 21. lightening holes; 22. a hinge mounting hole; 23. the manual stay bar is buckled with the mounting hole; 24. a manual stay bar mounting hole; 25. a fastener mounting hole; 26. a fastener mounting hole; 27. a first cross member; 28. a second cross member; 29. a third cross member; 30. a side beam; 31. a first vertical rib; 32. a second vertical rib; 33. a front cross member; 34. a rear cross member; 35. an outer plate support plate; 36. a latch reinforcement plate; 37. a hinge reinforcement plate.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
It should be noted that, in the following embodiments, the terms "first", "second" and "third" do not denote absolute differences in structure and/or function, nor do they denote a sequential order of execution, but rather are used for convenience of description.
As shown in fig. 1 to 5, the present invention provides a hair cover inner plate assembly, which includes a peripheral frame, a hinge reinforcing plate 37, a latch reinforcing plate 36, an outer plate supporting plate 35, a first vertical rib 31, a second vertical rib 32 connected to the peripheral frame, and a first cross beam 27, a second cross beam 28, and a third cross beam 29 connected to the first vertical rib 31 and the second vertical rib 32, wherein the first cross beam 27, the second cross beam 28, and the third cross beam 29 are located between the first vertical rib 31 and the second vertical rib 32, the second cross beam 28 is located between the first cross beam 27 and the third cross beam 29, the second cross beam 28, the first vertical rib 31, and the second vertical rib 32 are provided with lightening holes, and the first cross beam 27 and the third cross beam 29 are provided with weakening holes.
Specifically, as shown in fig. 1 and 2, the perimeter frame includes a front cross member 33, a rear cross member 34, and two side members 30 fixedly connected to the front cross member 33 and the rear cross member 34, the front cross member 33 and the rear cross member 34 are located between the two side members 30, a first vertical rib 31 and a second vertical rib 32 are located between the two side members 30 and between the front cross member 33 and the rear cross member 34, the first cross member 27 is fixedly connected to the front cross member 33, and the third cross member 29 is fixedly connected to the rear cross member 34. The length direction of the front cross member 33 is parallel to the length direction of the rear cross member 34 and parallel to the width direction of the vehicle body, both ends in the length direction of the front cross member 33 are fixedly connected to one ends in the length direction of the two side members 30, respectively, and both ends in the length direction of the rear cross member 34 are fixedly connected to the other ends in the length direction of the two side members 30, respectively. The length directions of the first cross beam 27, the second cross beam 28 and the third cross beam 29 are all parallel to the length directions of the front cross beam 33 and the rear cross beam 34, moreover, the length of the third cross beam 29 is greater than the length of the first cross beam 27 and the second cross beam 28, the length of the second cross beam 28 is greater than the length of the first cross beam 27, and the first vertical ribs 31 and the second vertical ribs 32 are distributed in a V shape. First crossbeam 27 and front beam 33 fixed connection have certain distance between first crossbeam 27 and the second crossbeam 28, form the cavity between the two, both ends on the length direction of first crossbeam 27 respectively with the first end of first perpendicular muscle 31 and the first end fixed connection of second perpendicular muscle 32, the first end of first perpendicular muscle 31 and the first end of second perpendicular muscle 32 and with front beam 33 fixed connection. Third crossbeam 29 and rear frame member 34 fixed connection have certain distance between third crossbeam 29 and the second crossbeam 28, form the cavity between the two, the both ends on the length direction of third crossbeam 29 respectively with the second end of first perpendicular muscle 31 and the second of second perpendicular muscle 32 hold fixed connection, the second of first perpendicular muscle 31 and the second of second perpendicular muscle 32 hold and with three crossbeam fixed connection. The first end and the second end of first perpendicular muscle 31 are the relative both ends on the length direction of first perpendicular muscle 31, and the first end and the second end of second perpendicular muscle 32 are the relative both ends on the length direction of second perpendicular muscle 32, and the distance between the first end of first perpendicular muscle 31 and the first end of second perpendicular muscle 32 is less than the distance between the second end of first perpendicular muscle 31 and the second end of second perpendicular muscle 32.
As shown in fig. 1 and 2, hinge mounting holes 22 are provided at both ends of the rear cross member 34 in the length direction, two hinge reinforcing plates 37 are fixedly connected to the rear cross member 34 at the hinge mounting holes 22 provided at both ends of the rear cross member 34, respectively, a hinge is mounted at the hinge reinforcing plate 37, and the hood inner panel assembly is mounted on the vehicle body front cabin structure through the two hinges.
As shown in fig. 1 and 2, the striker reinforcement plate 36 is fixedly connected to the front cross member 33 at a position intermediate to the longitudinal direction of the front cross member 33. The number of the outer plate supporting plates 35 is two, the outer plate supporting plates 35 are fixedly connected with the front cross beam 33, and the latch reinforcing plate 36 is located between the two outer plate supporting plates 35. The front cross beam 33 is provided with glue coating grooves, the interval distance between the linear glue coating grooves is 30mm < S <50mm, the glue coating grooves at the arc transition position of the inner plate of the hair cover are distributed to ensure that the edge is smooth, and the length is 20mm < L <30 mm. The front beam 33 and the lock catch reinforcing plate 36 are fixedly connected by gluing. The hasp of cover lock is installed to hasp reinforcing plate 36 department, guarantees the prerequisite of hasp position rigidity intensity characteristic, weakens the reinforcing plate, reduces the HIC value to front-seat children head type striking point. The lock catch area is a main bearing area which is opened and closed at the front end of the hair cover, and the lock catch meshing force of the closed state of the hair cover structure is a main bearing area. The structural design of the lock catch reinforcing plate 36 in the region is a rectangular supporting beam structure, the root of the support is connected with the front cross beam 33 in a spot welding mode, the middle of the connecting support is structurally designed to be a collapsing rib structure, it is guaranteed that the supporting legs are collapsed and bent after being impacted by foreign objects, and the supporting force of the supporting legs in the vertical direction is reduced, so that the design of a protection region is formed.
As shown in fig. 1 and 2, the two side beams 30 are provided with a plurality of weakening holes 9, all the weakening holes 9 are arranged in sequence along the length direction of the side beams 30, the weakening holes 9 are rectangular holes, the weakening holes 9 are arranged at the inner side edges of the side beams 30, and the inner side edges of the side beams 30 refer to one side edge close to the first vertical ribs 31 and the second vertical ribs 32. The side beam 30 is provided with a step surface area, the weakening hole 9 is arranged at the step surface area of the side beam 30, and the weakening hole 9 is required to ensure that two step surfaces on the side beam 30 are communicated to form a bipolar characteristic step hole.
As shown in fig. 1 and 2, the front cross member 33 is provided with a plurality of weakening holes 13 at both ends in the longitudinal direction, and the same number of weakening holes 13 are provided at both ends in the longitudinal direction of the front cross member 33.
In the present embodiment, as shown in fig. 1 and 2, 3 weakening holes 13 are provided at both ends of the front cross member 33 in the length direction, and the weakening holes 13 are rectangular holes.
As shown in fig. 1 and 2, a plurality of lightening holes are formed in the first vertical rib 31 and the second vertical rib 32, and the number of the lightening holes formed in the first vertical rib 31 and the second vertical rib 32 is the same, and the lightening holes are kidney-shaped holes. All the lightening holes 19 arranged on the first vertical rib 31 are sequentially arranged along the length direction of the first vertical rib 31, and all the lightening holes 18 arranged on the second vertical rib 32 are sequentially arranged along the length direction of the second vertical rib 32.
In the present embodiment, as shown in fig. 1 and 2, 2 lightening holes 19 are provided in the first vertical rib 31, and 2 lightening holes 18 are provided in the second vertical rib 32.
As shown in fig. 1 and 2, a plurality of lightening holes 21 are provided on the second beam 28, all the lightening holes 21 are sequentially arranged along the length direction of the second beam 28, and the lightening holes 21 are kidney-shaped holes.
In the present embodiment, as shown in fig. 1 and 2, 2 lightening holes 21 are provided in the second cross member 28.
As shown in fig. 1 and 2, a plurality of weakening holes 14 are provided in the first cross beam 27, all the weakening holes 14 are sequentially arranged along the length direction of the first cross beam 27, the weakening holes 14 are rectangular holes, all the weakening holes 14 are located between the first vertical ribs 31 and the second vertical ribs 32, the length direction of the weakening holes 14 is parallel to the width direction of the first cross beam 27, the width direction of the first cross beam 27 is parallel to the width directions of the front cross beam 33 and the rear cross beam 34, and the front cross beam 33, the rear cross beam 34, the first cross beam 27, the second cross beam 28 and the third cross beam 29 are located on the same straight line parallel to the width direction of the first cross beam 27.
In this embodiment, as shown in fig. 1 and 2, 4 weakening holes 14 are provided in the first cross member 27.
As shown in fig. 1 and 2, the third cross beam 29 is provided with a plurality of weakening holes 15, a plurality of weakening holes 16 and a plurality of weakening holes 17, the weakening holes 15, the weakening holes 16 and the weakening holes 17 are located on the same straight line parallel to the length direction of the third cross beam 29, the weakening holes 15 are provided in a plurality, all the weakening holes 15 are sequentially arranged along the length direction of the third cross beam 29, the weakening holes 16 are provided in a plurality, all the weakening holes 16 are symmetrically distributed on two opposite sides of all the weakening holes 15, and the weakening holes 17 are provided in a plurality, and all the weakening holes 17 are symmetrically distributed on two opposite sides of all the weakening holes 16. The length of the weakening hole 17 is larger than that of the weakening hole 16, the length of the weakening hole 16 is larger than that of the weakening hole 15, the length directions of the weakening hole 15, the weakening hole 16 and the weakening hole 17 are perpendicular to the length direction of the third cross beam 29 and parallel to the width direction of the third cross beam 29, and the weakening hole 15, the weakening hole 16 and the weakening hole 17 are rectangular holes.
The third cross beam 29 is provided with a step surface area, the weakening hole 15, the weakening hole 16 and the weakening hole 17 are arranged at the step surface area of the third cross beam 29, and the weakening hole 15, the weakening hole 16 and the weakening hole 17 need to ensure that two step surfaces on the third cross beam 29 are communicated to form a bipolar characteristic step hole.
In the present embodiment, as shown in fig. 1 and 2, four weakening holes 15 are provided, two weakening holes 16 and two weakening holes 17 are provided, all weakening holes 15 are located between two weakening holes 16, all weakening holes 15 and two weakening holes 16 are located between two weakening holes 17, and the weakening holes 15, 16 and 17 are located between the first vertical rib 31 and the second vertical rib 32.
As shown in fig. 1 and 2, the inner plate of the hair cover is provided with a corresponding buffer block structure, so that abnormal sound of the hair cover body in idling and driving processes can be avoided through the buffer block structure.
As shown in fig. 1 and 2, a plurality of weight-reducing weakening holes are formed in the inner plate of the hair cover. The structural design can meet the lightweight index and also meet the requirement for setting the HIC injury value of the head part of the pedestrian.
As shown in fig. 1 and 2, the left and right symmetric buffer block position structure of the inner plate of the hood is provided with a weight reducing hole on the central surface of a step hole position according to the requirement standard of rigidity strength, and the waist-shaped holes are mainly distributed in a head marking impact area and avoid a hood mode analysis strain energy red concentrated area.
As shown in fig. 6, for the above design and weakening structure, the inner plate structure of the hood is subjected to pedestrian protection simulation analysis, and the head point position injury results are as follows:
1. performing topological optimization analysis on the structure of the non-key area through a strain energy area distribution diagram reflected by a modal/rigidity simulation analysis result to obtain optimal rib structure design distribution;
2. according to the requirements of positioning market safety regulations, marking and scattering the head impact area protected by the pedestrian, and optimally designing the impact area of the inner plate of the hood;
3. the design requirements of rigidity and strength, pedestrian protection and light weight are integrated, the thickness and the opening position of the inner plate body structure of the engine cover are optimized, and an optimal design scheme is obtained;
4. designing, implementing, analyzing and verifying a feasible scheme of a final edition according to the molding requirements of the process, PQ and sheet metal raw materials;
5. and the end-touching test vehicle judges the final score of the pedestrian protection regulation scheme to be 7.25 according to the real vehicle test result of the pedestrian protection.
6. Through the analysis and optimization, the weight of the inner plate of the hair cover is reduced to about 6.5kg, and the compatibility indexes of structure class and row protection class can be met simultaneously.
The invention also provides an automobile which comprises the engine cover inner plate assembly with the structure. The specific structure of the inner plate assembly of the hair cover can refer to fig. 1 to 5, and is not described herein again. Since the automobile of the present invention includes the hood inner panel assembly in the above-described embodiment, it has all the advantages of the hood inner panel assembly described above.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. Send out lid inner panel assembly, its characterized in that: including peripheral frame, with peripheral frame connected first perpendicular muscle, second perpendicular muscle and with first perpendicular muscle and second perpendicular muscle first crossbeam, second crossbeam and the third crossbeam of being connected, first crossbeam, second crossbeam and third crossbeam are located between first perpendicular muscle and the second crossbeam is located between first crossbeam and the third crossbeam, set up the lightening hole on second crossbeam, first perpendicular muscle and the second perpendicular muscle, set up the weakening hole on first crossbeam and the third crossbeam.
2. The hair cover inner plate assembly of claim 1, wherein: the peripheral frame comprises a front cross beam, a rear cross beam and two side beams fixedly connected with the front cross beam and the rear cross beam, the front cross beam and the rear cross beam are located between the two side beams, a first vertical rib and a second vertical rib are located between the two side beams and between the front cross beam and the rear cross beam, the first cross beam is fixedly connected with the front cross beam, and a third cross beam is fixedly connected with the rear cross beam.
3. The hair cover inner plate assembly of claim 2, wherein: and the two side beams are provided with a plurality of weakening holes.
4. The hair cover inner plate assembly of claim 2 or 3, wherein: both ends on the length direction of front beam all are provided with the weakening hole, and the weakening hole sets up a plurality ofly.
5. The hair cover inner plate assembly as claimed in any one of claims 2 to 4, wherein: the first vertical rib and the second vertical rib are provided with a plurality of lightening holes, the number of the lightening holes formed in the first vertical rib and the number of the lightening holes formed in the second vertical rib are the same, and the lightening holes are kidney-shaped holes.
6. The hair cover inner plate assembly as claimed in any one of claims 2 to 5, wherein: a plurality of lightening holes are formed in the second cross beam, and all the lightening holes are sequentially arranged along the length direction of the second cross beam.
7. The hair cover inner plate assembly as claimed in any one of claims 2 to 6, wherein: the length of the third cross beam is greater than that of the first cross beam and that of the second cross beam, the length of the second cross beam is greater than that of the first cross beam, and the first vertical ribs and the second vertical ribs are distributed in a V shape.
8. The hair cover inner plate assembly of claim 7, wherein: a plurality of weakening holes are formed in the first cross beam, and all the weakening holes are sequentially arranged along the length direction of the first cross beam.
9. The hair cover inner plate assembly of claim 7 or 8, wherein: a plurality of weakening holes are formed in the third cross beam, and all the weakening holes are sequentially arranged along the length direction of the third cross beam.
10. An automobile, characterized in that: comprising the hair cover inner plate assembly of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110743391.6A CN113247107A (en) | 2021-07-01 | 2021-07-01 | Send and cover inner panel assembly and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110743391.6A CN113247107A (en) | 2021-07-01 | 2021-07-01 | Send and cover inner panel assembly and car |
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| Publication Number | Publication Date |
|---|---|
| CN113247107A true CN113247107A (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110743391.6A Pending CN113247107A (en) | 2021-07-01 | 2021-07-01 | Send and cover inner panel assembly and car |
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|---|---|
| CN (1) | CN113247107A (en) |
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2021
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|---|---|---|---|---|
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| CN210126562U (en) * | 2019-06-25 | 2020-03-06 | 上汽大众汽车有限公司 | Engine cover inner plate |
| CN112238835A (en) * | 2019-07-19 | 2021-01-19 | 广州汽车集团股份有限公司 | Engine cover assembly structure |
| CN212921710U (en) * | 2020-05-07 | 2021-04-09 | 中国第一汽车股份有限公司 | Do benefit to automobile engine hood inner panel of pedestrian protection |
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Effective date of registration: 20240415 Address after: 241000 No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Applicant after: CHERY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Applicant before: Chery Commercial Vehicles (Anhui) Co., Ltd. Country or region before: China |