CN217533004U - Cover inner plate, preceding cover and car of car - Google Patents

Abstract

The utility model discloses a cover inner panel, preceding cover and car of car, cover inner panel include inner panel body and strengthening rib subassembly, and the inner panel body has the enhancement region, and the strengthening rib subassembly sets up in the enhancement region; the reinforcing rib assembly comprises a first reinforcing rib, a second reinforcing rib, a third reinforcing rib, a fourth reinforcing rib and a fifth reinforcing rib, the first end of the first reinforcing rib and the first end of the second reinforcing rib are both connected with the first end of the third reinforcing rib, and the second end of the first reinforcing rib and the second end of the second reinforcing rib both extend to the edge of the reinforced area along the direction deviating from the third reinforcing rib; the first end of fourth strengthening rib and the first end of fifth strengthening rib all are connected with the second end of third strengthening rib, and the second end of fifth strengthening rib and the second end of fourth strengthening rib all extend to the edge in reinforcing area along the direction that deviates from the third strengthening rib. The poor problem of reliability of preceding cover can be solved to above-mentioned scheme.

Description

Cover inner plate, preceding cover and car of car

Technical Field

The utility model relates to an automobile manufacturing technical field especially relates to a cover inner panel, preceding cover and car of car.

Background

The front cover of the automobile can play a role in guiding air, and the flow direction of the air relative to the automobile and the resistance generated to the automobile can be effectively adjusted through the front cover, so that the influence of the air flow on the automobile is reduced. In addition, the front cover also has the function of protecting the engine and the surrounding pipeline fittings.

The preceding cover of car includes cover planking and cover inner panel, and the cover planking is the outward appearance piece, and the laminating of cover inner panel is in the inboard of cover planking.

Since the area of the front cover is large, the front cover is easily dented. In the related art, in order to improve the dent resistance of the front cover, the thickness of the inner plate is generally set to be large to enhance the dent resistance of the front cover.

However, the thickness of the inner plate is increased, and the whole rigidity of the front cover is easily caused to be overlarge, so that the front cover is not easily crushed when the automobile collides, the front cover is easily inserted into the cockpit, and drivers and passengers are seriously injured. Or, when the head of the pedestrian hits the front cover, the front cover is difficult to be crushed and deformed, so that the pedestrian is greatly injured. Therefore, the front cover in the related art is difficult to achieve both pedestrian protection and dent resistance, and thus the reliability of the front cover is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a cover inner panel, preceding cover and car of car to the relatively poor problem of reliability of cover before solving.

In order to solve the above problem, the utility model adopts the following technical scheme:

an inner plate of a machine cover of an automobile comprises an inner plate body and a reinforcing rib assembly, wherein the inner plate body is provided with a reinforcing area, and the reinforcing rib assembly is arranged in the reinforcing area;

the reinforcing rib assembly comprises a first reinforcing rib, a second reinforcing rib, a third reinforcing rib, a fourth reinforcing rib and a fifth reinforcing rib, the first end of the first reinforcing rib and the first end of the second reinforcing rib are both connected with the first end of the third reinforcing rib, and the second end of the first reinforcing rib and the second end of the second reinforcing rib both extend to the edge of the reinforcing area along the direction departing from the third reinforcing rib;

the first end of the fourth reinforcing rib and the first end of the fifth reinforcing rib are connected with the second end of the third reinforcing rib, and the second end of the fifth reinforcing rib and the second end of the fourth reinforcing rib extend to the edge of the reinforced area along the direction deviating from the third reinforcing rib.

A front cover of an automobile comprises the cover inner plate.

An automobile comprises the front cover.

The utility model discloses a technical scheme can reach following beneficial effect:

the utility model discloses an in the cover inner panel, the cover inner panel includes inner panel body and strengthening rib subassembly, has the enhancement region on the inner panel body, and the strengthening rib subassembly sets up in the region of strengthening. In this scheme, the inner panel body is local to be adopted the strengthening rib subassembly to strengthen to it is sunken to prevent preceding cover, and then makes preceding cover have better anti concave performance. Simultaneously, the region that does not have the strengthening rib on the inner panel body, the rigidity is less, and when consequently preceding cover bumps, the region that does not have the strengthening rib is crushed easily to reduce driver and passenger's or pedestrian's injury. The cover inner panel in this scheme compares in the inner panel among the correlation technique, can compromise pedestrian's protection index and anti concave performance, and the reliability of preceding cover is better consequently.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of a cover inner plate disclosed in an embodiment of the present invention;

fig. 2 is a front view of an inner plate of a cover disclosed in an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 to fig. 8 are schematic structural diagrams of a cover inner plate reinforcing rib assembly disclosed in an embodiment of the present invention.

Description of reference numerals:

100-cover inner plate, 110-inner plate body, 111-reinforcing area, 112-lightening hole, 120-reinforcing rib assembly, 121-first reinforcing rib, 122-second reinforcing rib, 123-third reinforcing rib, 124-fourth reinforcing rib, 125-fifth reinforcing rib, 126-through hole, 210-first included angle, 220-second included angle, 230-third included angle, 240-fourth included angle, 250-fifth included angle and 260-sixth included angle.

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 disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. 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.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

As shown in fig. 1-8, the embodiment of the utility model discloses a cover inner panel of car, this cover inner panel is applied to preceding cover, and preceding cover includes cover planking and cover inner panel 100, and the inboard of cover planking is located in the subsides of cover inner panel 100. The outer plate of the engine cover is an appearance part of the automobile. The cover inner plate 100 is a lining member, and the cover inner plate 100 is attached to the inner side of the cover outer plate. The inner side of the hood outer panel means a side of the hood outer panel facing the vehicle body.

The disclosed cover inner panel 100 includes an inner panel body 110 and a bead assembly 120, the inner panel body 110 having a reinforcement area 111, the bead assembly 120 being disposed within the reinforcement area 111. The reinforcing region 111 here refers to a region where the front cover is easily dented. In particular, the front cover is generally liable to be depressed in a central area, which is not a central position but extends outward from the center to a certain extent.

Alternatively, the cover outer plate and the cover inner plate 100 may be made of an aluminum alloy material, or may be made of a carbon fiber material, or of course, may be made of other materials, which is not limited herein.

The stiffener assembly 120 includes a first stiffener 121, a second stiffener 122, a third stiffener 123, a fourth stiffener 124, and a fifth stiffener 125, wherein a first end of the first stiffener 121 and a first end of the second stiffener 122 are both connected to a first end of the third stiffener 123, and a second end of the first stiffener 121 and a second end of the second stiffener 122 both extend to an edge of the stiffener region 111 in a direction away from the third stiffener 123. At this time, the first end of the third reinforcing bead 123 is connected with two branches, i.e., the first reinforcing bead 121 and the second reinforcing bead 122, while the ends of the first reinforcing bead 121 and the second reinforcing bead 122 facing away from the third reinforcing bead 123 both extend to the edge of the reinforcing region 111.

The first end of the fourth bead 124 and the first end of the fifth bead 125 are both connected to the second end of the third bead 123, and the second end of the fifth bead 125 and the second end of the fourth bead 124 both extend to the edge of the reinforced region 111 in a direction away from the third bead 123. At this time, the second end of the third rib 123 is connected to two branches, i.e., the fourth rib 124 and the fifth rib 125, and the ends of the fourth rib 124 and the fifth rib 125 away from the third rib 123 extend to the edge of the reinforced area 111.

In the embodiment disclosed in the present application, the inner plate body 110 is partially reinforced by the reinforcing rib assembly 120, so as to prevent the front cover from sinking, and further to make the front cover have better anti-sinking performance. Meanwhile, the area without the reinforcing ribs on the inner plate body 110 has smaller rigidity, so that the area without the reinforcing ribs is easily crushed when the front cover collides, thereby reducing the injury of drivers and passengers or pedestrians. The cover inner panel 100 in this scheme compares in the inner panel among the correlation technique, can compromise pedestrian protection and anti concave performance, and consequently the reliability of preceding cover is better.

The region of the inner panel body 110 without the bead is a region of the inner panel body 110 other than the reinforced region 111 and a region of the reinforced region 111 without the bead.

In addition, in the embodiment disclosed in the present application, two reinforcing ribs extend from two ends of the third reinforcing rib 123, at this time, the third reinforcing rib 123 is used for reinforcing the middle area of the reinforcing area 111, and the two reinforcing ribs extending from each end of the third reinforcing rib 123 are respectively used for reinforcing the edge area of the reinforcing area 111, so the reinforcing rib assembly 120 has a larger extension range, in addition, the edge area of the reinforcing area 111 has four reinforcing ribs for supporting and reinforcing, thereby the reinforcing rib assembly 120 can balance the acting force of the inner plate body 110 more, and therefore the dent resistance of the front cover can be better.

The rebar assemblies 120 have a variety of configurations, and as shown in FIG. 5, the rebar assemblies can be "pi" shaped, or can be modified as shown in FIG. 4, or of course can be different configurations as shown in FIGS. 6-8, with different configurations of rebar assemblies 120 being selected depending on the strength requirements. Of course, the stiffener assembly 120 is not limited to the several configurations shown in fig. 4-8, and may also be other configurations, and is not limited thereto.

In an alternative embodiment, a first included angle 210 may be formed between the first reinforcing rib 121 and the second reinforcing rib 122, a second included angle 220 may be formed between the second reinforcing rib 122 and the third reinforcing rib 123, a third included angle 230 may be formed between the first reinforcing rib 121 and the third reinforcing rib 123, both the first included angle 210 and the third included angle 230 may be obtuse angles, and the second included angle 220 may be a right angle. The first and second ribs 121 and 122 are connected to a first end of the third rib 123, so that the first included angle 210, the second included angle 220, and the third included angle 230 form a circumferential angle, that is, the sum of the angles of the first included angle 210, the second included angle 220, and the third included angle 230 is 360 °. This scheme can be enough further to increase the support scope of strengthening rib subassembly 120, also makes strengthening rib subassembly 120 more balanced to the effort of inner panel body 110 simultaneously to the anti concave performance of preceding cover has further been improved.

In addition, when the angle between any two of the first, second, and third reinforcing beads 121, 122, and 123 is small, the two reinforcing beads are close to each other, and the rigidity of the region between the two reinforcing beads is strong. In the above scheme, the first reinforcing rib 121, the second reinforcing rib 122 and the third reinforcing rib 123 are relatively dispersed, so that the rigidity of the area between any two reinforcing ribs is small, and the area is easily crushed, thereby further reducing the damage to pedestrians and enabling the pedestrian protection performance of the front cover to be better.

In the above embodiment, the angle of the first included angle 210 may be 120 °, and the angle of the third included angle 230 may be 150 °. Of course, the first included angle 210 and the third included angle 230 may be other angles, and are not limited herein.

In another alternative embodiment, a fourth included angle 240 may be formed between the third reinforcing rib 123 and the fourth reinforcing rib 124, a fifth included angle 250 may be formed between the fourth reinforcing rib 124 and the fifth reinforcing rib 125, a sixth included angle 260 may be formed between the fifth reinforcing rib 125 and the third reinforcing rib 123, both the fourth included angle 240 and the fifth included angle 250 may be obtuse, and the sixth included angle 260 may be a right angle. The fourth strengthening rib 124 and the fifth strengthening rib 125 are connected to the first end of the third strengthening rib 123, so that the fourth included angle 240, the fifth included angle 250 and the sixth included angle 260 form a circumferential angle, that is, the sum of the angles of the first included angle 210, the second included angle 220 and the third included angle 230 is 360 °. The scheme can further enlarge the supporting range of the reinforcing rib assembly 120, and simultaneously enables the acting force of the reinforcing rib assembly 120 on the inner plate body 110 to be more balanced, thereby further improving the dent resistance of the front cover.

In the above embodiment, the angle of the fourth included angle 240 may be 150 °, the angle of the fifth included angle 250 may be 120 °, although the fourth included angle 240 and the fifth included angle 250 may also be other angles.

Further, the extending direction of the third reinforcing rib 123 may be parallel to the width direction of the cover inner plate 100, where the width direction of the cover inner plate 100 may be the width direction of the front cover, the width direction of the front cover may be the width direction of the automobile, and the width direction of the cover inner plate 100 is the direction shown by the X axis in fig. 2. The extending direction of the second reinforcing rib 122 and the extending direction of the fifth reinforcing rib 125 are both parallel to the length direction of the cover inner plate 100, where the length direction of the cover inner plate 100 may be the length direction of the front cover, the length direction of the front cover may be the length direction of the automobile, and the length direction of the cover inner plate 100 is the direction shown by the Y axis in fig. 2. In this scheme, strengthening rib subassembly 120 can be strengthened the cover along the length direction and the width direction of car cover to make strengthening rib subassembly 120 better to the reinforcing effect of preceding cover, consequently further improved the anti concave performance of preceding cover.

In another alternative embodiment, the first reinforcement rib 121 and the fourth reinforcement rib 124 may be symmetrically distributed along the center line of the length direction of the inner panel body 110, and the second reinforcement rib 122 and the fifth reinforcement rib 125 may be symmetrically distributed along the center line of the length direction of the inner panel body 110. The lengthwise middle line of the inner panel body 110 may be the lengthwise middle line of the front cover. In this scheme, the reinforcing rib assemblies 120 are symmetrically distributed along the center line of the length direction of the inner panel body 110, so that the left and right sides of the front cover are relatively balanced in strength, thereby enabling the front cover to have better dent resistance.

In the above embodiment, the third reinforcing bead 123 is used to reinforce the middle region of the reinforcing region 111, and when the length of the third reinforcing bead 123 is short, the connection point of the third reinforcing bead 123 with another reinforcing bead is closer to the middle region, and the rigidity at the connection point is too high, thereby causing the rigidity in the middle region to be too high.

To this end, in another alternative embodiment, the lengths of the third reinforcing beads 123 may be all greater than the lengths of the first reinforcing beads 121, the second reinforcing beads 122, the fourth reinforcing beads 124, and the fifth reinforcing beads 125. In this aspect, the third rib 123 has a length greater than that of the other ribs, so that the intersection position of the third rib 123 and the other ribs can be closer to the edge region, and thus the rigidity of the middle region of the reinforcement region 111 can be lower, thereby further improving the pedestrian protection performance of the front cover.

Specifically, the length of the third reinforcing rib 123 is about 560mm, and the lengths of the remaining reinforcing ribs are about 200mm, although the lengths of the reinforcing ribs can be flexibly selected according to a specific vehicle type.

In order to further improve the pedestrian protection index, in another alternative embodiment, at least one of the first strengthening rib 121, the second strengthening rib 122, the third strengthening rib 123, the fourth strengthening rib 124 and the fifth strengthening rib 125 may be provided with at least one through hole 126 along the thickness direction of the inner panel body 110.

In this aspect, in the case of ensuring the front cover dent resistance, the through holes 126 are formed in at least one of the first ribs 121, the second ribs 122, the third ribs 123, the fourth ribs 124, and the fifth ribs 125, so that the front cover is more easily crushed when a collision occurs, and the injury of a person can be further reduced.

In the above embodiment, the head of the pedestrian usually hits the region where the third reinforcing rib 123 is located when the automobile is in a collision, and the front cover is usually crushed and curled along the length when the automobile is in a frontal collision.

For this reason, in another alternative embodiment, the first, third and fourth reinforcing ribs 121, 123 and 124 may be provided with a plurality of through holes 126. The plurality of through holes 126 of the first reinforcing bead 121 may be arranged at intervals along the extending direction of the first reinforcing bead 121. The plurality of through holes 126 of the third reinforcing bead 123 are arranged at intervals along the extending direction of the third reinforcing bead 123. The plurality of through holes 126 of the fourth reinforcing bead 124 may be arranged at intervals along the extending direction of the fourth reinforcing bead 124.

In this embodiment, the third rib 123 having the plurality of through holes 126 is more easily crushed, so that the head of the pedestrian is less damaged. In addition, when the front collision occurs to the automobile, the first, third and fourth beads 121, 123 and 124 are more easily deformed, and thus the front cover is crushed and curled along the length, thereby preventing the front cover from being inserted into the cab, and further improving the safety of the driver and passengers.

In addition, the through holes 126 formed in the reinforcing ribs contribute to reducing the overall weight of the front cover, so that the light weight development of the automobile is met.

To further reduce the weight of the front cover, in an alternative embodiment, the stiffener assembly 120 may divide the reinforcement area 111 into a plurality of weight-reducing regions, each of which may be formed with at least one weight-reducing hole 112. In this aspect, the entire weight of the cover is further reduced while securing the dent resistance of the cover.

As shown in fig. 1 to 3, in a specific embodiment, the reinforced area 111 may include an upper edge, a lower edge, a left edge and a right edge, in which case the second end of the first reinforcing rib 121 may extend to the left edge, the second end of the second reinforcing rib 122 may extend to the lower edge, the second end of the fourth reinforcing rib 124 may extend to the right edge, and the second end of the fifth reinforcing rib 125 may extend to the lower edge. At this time, the upper edge, the first reinforcing rib 121, the third reinforcing rib 123 and the fourth reinforcing rib 124 enclose a first weight reduction area on the reinforced area 111, and the first weight reduction area may be provided with at least three weight reduction holes 112. The structure of the lightening holes 112 may be as shown in fig. 3. The left edge, the first reinforcing rib 121 and the second reinforcing rib 122 may form a second weight reduction area on the reinforcing area 111, and the second weight reduction area may be provided with at least two weight reduction holes 112. The lower edge, the second rib 122, the third rib 123 and the fifth rib 125 may form a third weight-reducing area on the reinforced area 111, and the third weight-reducing area may be provided with at least two weight-reducing holes 112. The right edge, the fourth strengthening rib 124 and the fifth strengthening rib 125 may form a fourth weight-reducing area on the strengthening region 111, and the fourth weight-reducing area may be provided with at least two weight-reducing holes 112.

The lightening hole 112 may be a square hole, a circular hole, or a trapezoidal hole, or may have other shapes, which is not limited herein.

In the above embodiment, the inner plate body 110 and the reinforcing rib assembly 120 may be connected by welding, riveting, screwing, or the like, and at this time, the connection area between the inner plate body 110 and the reinforcing rib assembly 120 is large, so that the overall weight of the cover inner plate 100 is easily increased by using the above connection method, and the assembly difficulty is also large.

To this end, in another alternative embodiment, the inner panel body 110 is a unitary structural member with the bead assembly 120. Alternatively, the inner panel body 110 and the bead assembly 120 may be manufactured by an integral thermal forming process, or may be manufactured by an integral press molding process.

In this scheme, the inner panel body 110 need not other spare parts with the strengthening rib subassembly 120 and assembles to make the whole weight of cover inner panel 100 less, also can further reduce the assembly degree of difficulty of cover inner panel simultaneously.

In a specific embodiment, the rib assemblies 120 are stamped into the inner plate body 110, and the stamping depth of each rib may be 20mm. Of course, the stamping depth of each rib can be other sizes, and the invention is not limited in this context.

Based on the utility model discloses the cover inner panel of above-mentioned arbitrary embodiment, the embodiment of the utility model provides a still disclose the preceding cover of an automobile, the cover inner panel that the preceding cover disclosed has above-mentioned arbitrary embodiment.

Based on the utility model discloses preceding cover of above-mentioned arbitrary embodiment, the embodiment of the utility model provides a still disclose a car, the car that discloses has preceding cover of above-mentioned arbitrary embodiment.

The utility model discloses what the key description was in above embodiment is the difference between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, and it is succinct to consider the capable text, then no longer gives details here.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (11)

1. An inner panel of a hood for an automobile, characterized by comprising an inner panel body (110) and a reinforcing rib assembly (120);

the inner panel body (110) has a reinforcement region (111), and the bead assembly (120) is disposed in the reinforcement region (111);

the reinforcing rib assembly (120) comprises a first reinforcing rib (121), a second reinforcing rib (122), a third reinforcing rib (123), a fourth reinforcing rib (124) and a fifth reinforcing rib (125), wherein the first end of the first reinforcing rib (121) and the first end of the second reinforcing rib (122) are connected with the first end of the third reinforcing rib (123), and the second end of the first reinforcing rib (121) and the second end of the second reinforcing rib (122) extend to the edge of the reinforcing area (111) along the direction departing from the third reinforcing rib (123);

the first end of the fourth reinforcing rib (124) and the first end of the fifth reinforcing rib (125) are connected with the second end of the third reinforcing rib (123), and the second end of the fifth reinforcing rib (125) and the second end of the fourth reinforcing rib (124) extend to the edge of the reinforcing area (111) along the direction departing from the third reinforcing rib (123).

2. The cover inner panel according to claim 1, wherein a first included angle (210) is formed between the first reinforcing rib (121) and the second reinforcing rib (122), a second included angle (220) is formed between the second reinforcing rib (122) and the third reinforcing rib (123), a third included angle (230) is formed between the first reinforcing rib (121) and the third reinforcing rib (123), the first included angle (210) and the third included angle (230) are obtuse angles, and the second included angle (220) is a right angle; and/or the presence of a gas in the gas,

the third strengthening rib (123) with fourth contained angle (240) have between fourth strengthening rib (124), fourth strengthening rib (124) with fifth contained angle (250) have between fifth strengthening rib (125), fifth strengthening rib (125) with sixth contained angle (260) have between third strengthening rib (123), fourth contained angle (240) with fifth contained angle (250) are the obtuse angle, sixth contained angle (260) is the right angle.

3. The cover inner panel as set forth in claim 2, wherein the third reinforcing bead (123) extends in a direction parallel to a width direction of the cover inner panel (100), and the second reinforcing bead (122) and the fifth reinforcing bead (125) both extend in a direction parallel to a length direction of the cover inner panel (100).

4. The cover inner panel as claimed in claim 3, wherein the first bead (121) and the fourth bead (124) are symmetrically distributed along a center line of the inner panel body (110) in a length direction, and the second bead (122) and the fifth bead (125) are symmetrically distributed along a center line of the inner panel body (110) in a length direction.

5. The cover inner panel according to claim 4, wherein the third reinforcing rib (123) has a length greater than each of a length of the first reinforcing rib (121), a length of the second reinforcing rib (122), a length of the fourth reinforcing rib (124), and a length of the fifth reinforcing rib (125).

6. The cover inner panel according to claim 4, wherein at least one of the first rib (121), the second rib (122), the third rib (123), the fourth rib (124), and the fifth rib (125) has at least one through hole (126) formed along a thickness direction of the inner panel body (110).

7. The cover inner panel according to claim 6, wherein the first reinforcing rib (121), the third reinforcing rib (123) and the fourth reinforcing rib (124) are provided with a plurality of through holes (126), the plurality of through holes (126) on the first reinforcing rib (121) are arranged at intervals along the extending direction of the first reinforcing rib (121), the plurality of through holes (126) on the third reinforcing rib (123) are arranged at intervals along the extending direction of the third reinforcing rib (123), and the plurality of through holes (126) on the fourth reinforcing rib (124) are arranged at intervals along the extending direction of the fourth reinforcing rib (124).

8. The cover inner panel according to claim 1, wherein the reinforcement rib assembly (120) divides the reinforcement area (111) into a plurality of weight-reduction zones, each of the weight-reduction zones being provided with at least one weight-reduction hole (112).

9. The cover inner panel according to claim 1, wherein the inner panel body (110) and the bead assembly (120) are a unitary structural member.

10. A front cover for a motor vehicle, comprising the cover inner panel of any one of claims 1 to 9, and further comprising a cover outer panel, wherein the cover inner panel (100) is attached to the inner side of the cover outer panel.

11. An automobile characterized by comprising the front cover set forth in claim 10.

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