CN217778776U - Inner plate of automobile back door and automobile back door - Google Patents
Inner plate of automobile back door and automobile back door Download PDFInfo
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- CN217778776U CN217778776U CN202221560047.XU CN202221560047U CN217778776U CN 217778776 U CN217778776 U CN 217778776U CN 202221560047 U CN202221560047 U CN 202221560047U CN 217778776 U CN217778776 U CN 217778776U
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Abstract
The utility model discloses an inner plate of an automobile back door and the automobile back door, wherein a plurality of polygonal reinforced parts are arranged on the inner plate in a protruding way and are arranged in the left and right direction in sequence; and the two partially adjacent polygonal reinforcing parts and the edges in the front-back direction on the inner plate jointly define a triangular space. The utility model discloses a protruding polygon rib who establishes a plurality of arranging in proper order increases the intensity of inner panel on the inner panel, further strengthens the intensity of inner panel through the more stable nature in triangle-shaped space, thereby makes the intensity of inner panel obtain increasing and promote inner panel vibration attenuation performance, weakens the vibration and rumbles.
Description
Technical Field
The utility model relates to a spare part technical field of car back door particularly, relates to an inner panel and car back door of car back door.
Background
Consumers expect quietness and comfort in driving in the automobile more and more, noise in the automobile is well controlled, and the automobile can be more popular with consumers. The noise vibration excitation source in the automobile mainly comes from a power assembly and a road surface, a body system is a final vibration receptor, a back door is used as a larger opening and closing part in the body system, and the back door and other opening and closing parts form an automobile closed sound cavity system to cause the problem of vibration rumbling.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to an inner panel of a back door of an automobile.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
an inner plate of an automobile back door is characterized in that a plurality of polygonal reinforcing parts are arranged on the inner plate in a protruding mode, and the polygonal reinforcing parts are sequentially arranged in the left and right direction; and the two partially adjacent polygonal reinforcing parts and the edges in the front-rear direction on the inner plate jointly define a triangular space.
According to the utility model discloses inner panel of car back door through protruding the intensity that establishes a plurality of polygon rib that arrange in proper order and increase the inner panel of establishing on the inner panel, further strengthens the intensity of inner panel through the more stable nature in triangle-shaped space, thereby makes the intensity of inner panel obtain increasing and promote inner panel vibration attenuation performance, weakens the vibration and rumbles.
In addition, according to the utility model discloses the inner panel of car back door can also have following additional technical characterstic:
according to some embodiments of the utility model, protruding first rib that is equipped with in the triangle-shaped space, part be equipped with the second rib on the polygon rib.
According to some embodiments of the invention, a plurality of the polygonal reinforcements include: a first polygonal reinforcement portion provided at a middle portion of the inner panel; the left side and the right side of the first polygonal reinforcing part are respectively provided with one second polygonal reinforcing part; at least two third polygonal reinforcing parts, wherein the third polygonal reinforcing parts are arranged on one side of the second polygonal reinforcing parts, which is far away from the first polygonal reinforcing parts; the areas of the first polygonal reinforcing part, the second polygonal reinforcing part and the third polygonal reinforcing part are different in pairs.
According to some embodiments of the invention, the polygonal reinforcement is configured as a hexagon.
According to some embodiments of the invention, the edge of the inner plate in the front-rear direction is configured to be arched.
According to the utility model discloses a some embodiments, the quantity at border is two, two the border is first border and second border respectively, first border with second border fore-and-aft direction arranges, first border with the aspect ratio at second border is different.
According to some embodiments of the utility model, be equipped with on the inner panel and strengthen the support, strengthen support one end and connect second polygon rib, the other end is connected the left tip or the tip on right side of inner panel.
According to some embodiments of the present invention, the number of the reinforcing brackets is two, two reinforcing brackets are spaced apart in the left-right direction, one end of the reinforcing bracket on the left side is connected to the second polygonal reinforcing portion, and the other end is connected to the end portion on the left side; one end of the right reinforcing bracket is connected with the second polygonal reinforcing part, and the other end of the right reinforcing bracket is connected with the right end part; wherein the two reinforcing brackets have different thicknesses.
According to some embodiments of the invention, a reinforcing plate is provided on one of the third polygonal reinforcements.
Another object of the invention is to provide a back door for a vehicle.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an automobile back door comprises the inner plate of the automobile back door. The advantages of the automobile back door and the inner plate of the automobile back door are the same compared with the prior art, and are not described herein again.
Drawings
The accompanying drawings, which form a part of the present disclosure, are included to provide a further understanding of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present disclosure and together with the description serve to explain the present disclosure. In the drawings:
fig. 1 is a schematic structural diagram of an inner plate in an embodiment of the present invention.
Fig. 2 is a three-dimensional view of the inner panel of fig. 1.
Fig. 3 is an exploded view of the inner panel of fig. 1.
Fig. 4 is a schematic view of the position of the inner plate in fig. 1.
Reference numerals:
100. an inner plate;
10. a polygonal reinforcing portion; 11. a first polygonal reinforcing portion; 12. a second polygonal reinforcing portion; 13. a third polygonal reinforcing portion; 14. a second reinforcement portion; 15. a reinforcing plate;
20. a triangular space; 21. a first reinforcing portion;
30. an edge; 31. a first edge; 32. a second edge; 40. an end portion; 50. and reinforcing the bracket.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail with reference to fig. 1 to 4 in conjunction with the embodiments.
As shown in fig. 1 and 2, according to the inner panel 100 of the back door of the vehicle according to the embodiment of the present invention, the plurality of polygonal reinforcing portions 10 are protruded on the inner panel 100, and the plurality of polygonal reinforcing portions 10 are arranged in the left-right direction in sequence. The strength of the inner panel 100 is enhanced by arranging the plurality of polygonal reinforcing portions 10 in the left-right direction in sequence, so that the vibration attenuation performance of the inner panel 100 is improved, and the occurrence of vibration rumbling is avoided. For example, the inner plate is the inner plate of the automobile back door top cover, and the strength of the automobile back door top cover is improved.
Wherein two polygonal reinforcing portions 10 that are partially adjacent define a triangular space 20 together with the front-rear direction edge 30 of the inner panel 100. The sheet metal strength of the inner plate 100 is further improved through the characteristics of high stability and high strength of the triangular space 20, so that the vibration attenuation performance of the inner plate 100 is further improved, and the vibration rumbling is further avoided.
It should be noted that, the utility model provides a direction all around can be understood as the direction all around of car, and the locomotive is in the place ahead, and the rear of a vehicle is in the rear, and the car is observed backward in the past, and observer's left hand position does the utility model provides a left side, observer's right hand position do the utility model provides a right side, for the convenience of description, follow-up all uses above-mentioned left right direction to exemplify.
According to the utility model discloses inner panel 100 of car back door through set up a plurality of polygon rib 10 that arrange in proper order on inner panel 100 and increase the intensity of inner panel 100, further strengthens inner panel 100's intensity through the more stable nature in triangle-shaped space 20, thereby makes inner panel 100's intensity obtain increasing and promote inner panel 100 vibration attenuation performance, weakens the vibration and rumbles.
As shown in fig. 1 and 2, according to some embodiments of the present invention, a first reinforcement portion 21 is protruded into the triangular space 20. The first reinforcement portion 21 is provided to further reinforce the strength of the inner panel 100 and reduce noise.
Specifically, the first reinforcement portion 21 protrudes upward by 1mm, reducing the weight of the inner panel 100 while increasing the strength of the inner panel 100.
As shown in fig. 1 and 2, according to some embodiments of the present invention, a second reinforcing portion 14 is disposed on the partial polygonal reinforcing portion 10. The provision of the second reinforcement portion 14 improves the panel surface strength in the region of the inner panel 100 where the polygonal reinforcement portion 10 is located, thereby improving the overall strength.
Specifically, the height of the second reinforcement portion 14 is 1mm, which reduces the weight of the inner panel 100 while increasing the strength of the inner panel 100.
As shown in fig. 1 and 2, according to some embodiments of the present invention, the plurality of polygonal reinforcing portions 10 include: a first polygonal reinforcing portion 11, a second polygonal reinforcing portion 12, and a third polygonal reinforcing portion 13.
The first polygonal reinforcing portion 11 is one, and the first polygonal reinforcing portion 11 is provided at the middle portion of the inner panel 100.
The number of the second polygonal reinforcing parts 12 is two, and one second polygonal reinforcing part 12 is provided on each of the right and left sides of the first polygonal reinforcing part 11.
The number of the third polygonal reinforced parts 13 is at least two, and the third polygonal reinforced parts 13 are arranged on the side of the second polygonal reinforced part 12 far away from the first polygonal reinforced part 11.
The areas of the first polygonal reinforcing portion 11, the second polygonal reinforcing portion 12 and the third polygonal reinforcing portion 13 are different in pairs. The first polygonal reinforcing part 11, the second polygonal reinforcing part 12 and the third polygonal reinforcing part 13 with different areas are arranged to avoid the same-frequency vibration at different positions on the inner plate 100, so that the vibration is quickly attenuated, and the noise is reduced. The same frequency may be the same vibration frequency, or may refer to the same modal frequency.
For example, the first polygonal reinforcing portion 11 is provided in the middle of the inner panel 100; two second polygonal reinforcing parts 12, wherein one second polygonal reinforcing part 12 is positioned on the left side of the first polygonal reinforcing part 11, and the other second polygonal reinforcing part 12 is positioned on the right side of the first polygonal reinforcing part 11; the number of the third polygonal reinforcing portions 13 is two, one of the third polygonal reinforcing portions 13 is located on the left side of the left second polygonal reinforcing portion 12, and the other third polygonal reinforcing portion 13 is located on the right side of the right second polygonal reinforcing portion 12, so that the frequency avoidance and the mold design are facilitated.
As shown in fig. 1, according to some embodiments of the present invention, the polygonal reinforcement 10 is configured as a hexagon. By configuring the polygonal reinforcing part 10 as a hexagon, the strength of the metal plate of the inner plate 100 is improved by utilizing the characteristics of high stability and high strength of the hexagon. For example, the hexagon is a honeycomb hexagon, thereby further improving the strength.
As shown in fig. 1 and 2, according to some embodiments of the present invention, the front-rear direction edge 30 of the inner panel 100 is configured to be arched. By configuring the rim 30 in an arch shape, the overall strength of the inner panel 100 is improved by virtue of the high strength of the arch shape, thereby reducing vibration.
According to some embodiments of the present invention, the number of the edges 30 is two, the two edges 30 are respectively the first edge 31 and the second edge 32, the first edge 31 and the second edge are arranged in the front-back direction, and the aspect ratio of the first edge 31 and the second edge 32 is different. By arranging the first edge 31 and the second edge 32 with different height-width ratios, the overall strength of the inner plate 100 is improved, the appearance is improved, and the same frequency is avoided. It should be noted that, the aspect ratios of the first edge 31 and the second edge 32 are different, so that the intensities of the first edge 31 and the second edge 32 are different, and the frequencies of the first edge 31 and the second edge 32 with different intensities in the vibration have a difference, and finally, the effect of avoiding the same frequency is achieved.
Specifically, the first edge 31 has an aspect ratio of 0.03, and the second edge 32 has an aspect ratio of 0.11.
Note that, in the aspect ratio, the distance between the two legs of the rim 30 having an arched width is the largest distance between the leg and the arch on the rim 30 having an arched height, for example, as shown in fig. 1, the height of the first rim 31 is H1, the width of the first rim 31 is W1, the height of the second rim 32 is H2, and the width of the second rim 32 is W2.
As shown in fig. 1, 2 and 3, according to some embodiments of the present invention, a reinforcing bracket 50 is disposed on the inner panel 100, one end of the reinforcing bracket 50 is connected to the second polygonal reinforcing portion 12, and the other end is connected to the left end 40 or the right end 40 of the inner panel 100. The strength of the inner panel 100 is further enhanced by the provision of the reinforcement bracket 50.
For example, the first polygonal reinforcing portion 11 is provided at the middle portion of the inner panel 100, two second polygonal reinforcing portions 12 are provided at the left and right opposite sides of the first polygonal reinforcing portion 11, respectively, the number of the reinforcing brackets 50 is two, one reinforcing bracket 50 has one end connected to the second polygonal reinforcing portion 12 positioned at the left side of the first polygonal reinforcing portion 11 and the other end connected to the end portion 40 at the left side of the inner panel 100; the second reinforcing brace 50 has one end connected to the second polygonal reinforcing portion 12 located on the right side of the first polygonal reinforcing portion 11 and the other end connected to the end portion 40 on the right side of the inner panel 100, and the reinforcing brace 50 improves the strength of the inner panel 100 on both the left and right sides.
As shown in fig. 1, 2 and 3, according to some embodiments of the present invention, the number of the reinforcing brackets 50 is two, two reinforcing brackets 50 are spaced apart in the left-right direction, one end of the left reinforcing bracket 50 is connected to the second polygonal reinforcing portion 12, and the other end is connected to the left end 40; the right reinforcing bracket 50 has one end connected to the second polygonal reinforcing portion 12 and the other end connected to the right end 40; wherein the two reinforcing brackets 50 have different thicknesses. Through the enhancement support 50 that sets up two different thickness, avoid two to strengthen support 50 same frequency vibrations to avoid resonance, noise reduction.
Specifically, one of the two reinforcing brackets 50 has a thickness of 0.4mm and the other reinforcing bracket 50 has a thickness of 0.6mm, which reduces noise.
As shown in fig. 3, according to some embodiments of the present invention, a reinforcing plate 15 is disposed on one of the third polygonal reinforcing portions 13. The strength of the third polygonal reinforcing part 13 is increased by arranging the reinforcing plate 15, and the same-frequency vibration can be avoided.
For example, the first polygonal reinforcing portion 11 is provided in the middle of the inner panel 100; two second polygonal reinforcing parts 12, wherein one second polygonal reinforcing part 12 is positioned on the left side of the first polygonal reinforcing part 11, and the other second polygonal reinforcing part 12 is positioned on the right side of the first polygonal reinforcing part 11; the number of the third polygonal reinforcing portions 13 is two, one of the third polygonal reinforcing portions 13 is located on the left side of the left second polygonal reinforcing portion 12, and the other third polygonal reinforcing portion 13 is located on the right side of the right second polygonal reinforcing portion 12, wherein a reinforcing plate 15 is provided on the right third polygonal reinforcing portion 13, and the reinforcing plate 15 is not provided on the left third polygonal reinforcing portion 13, so that the left and right sides of the inner panel 100 are different as a whole to avoid the same-frequency vibration.
Specifically, the thickness of the reinforcing plate 15 is 0.2mm, which reduces the weight while enhancing the strength of the third polygonal reinforcing portion 13.
As shown in fig. 4, the inner panel 100 is a part of the back panel, which improves the overall strength of the back panel and reduces vibration.
An embodiment of an inner panel 100 of a back door of an automobile according to the present invention will be described in detail with reference to fig. 1 to 4.
Five polygonal reinforcing portions 10 are provided on the inner panel 100, and the five polygonal reinforcing portions 10 include: one first polygonal reinforcing part 11, two second polygonal reinforcing parts 12, and two third polygonal reinforcing parts 13.
The first polygonal reinforced portion 11 is configured as a honeycomb hexagon, the first polygonal reinforced portion 11 is provided at the middle portion of the inner panel 100, the second reinforced portion 14 is provided on the first polygonal reinforced portion 11, and the height of the second reinforced portion 14 is 1mm.
Two second polygonal reinforcing portions 12 are provided on the left and right opposite sides of the first polygonal reinforcing portion 11, each of the two second polygonal reinforcing portions 12 is configured as a honeycomb hexagon, one second reinforcing portion 14 is provided on each of the two second polygonal reinforcing portions 12, and the height of the second reinforcing portion 14 is 1mm. The second polygonal reinforcing part 12 and the first polygonal reinforcing part 11 on the left side and the edge 30 of the inner plate 100 jointly define a triangular space 20, the first reinforcing part 21 is arranged in the triangular space 20 in a protruding mode, and the height of the first reinforcing part 21 is 1mm.
The number of the third polygonal reinforcing portions 13 is two, and the two third polygonal reinforcing portions 13 are each configured as a honeycomb hexagon, one third polygonal reinforcing portion 13 being on the left side of the second polygonal reinforcing portion 12 on the left side of the first polygonal reinforcing portion 11, and the other third polygonal reinforcing portion 13 being on the right side of the second polygonal reinforcing portion 12 on the right side of the first polygonal reinforcing portion 11. Wherein, the right third polygonal reinforcing part 13 is provided with a reinforcing plate 15, and the thickness of the reinforcing plate 15 is 0.2mm.
The areas of the first polygonal reinforcing portion 11, the second polygonal reinforcing portion 12 and the third polygonal reinforcing portion 13 are different in pairs.
The inner panel 100 has a first edge 31 and a second edge 32 in a width direction of the inner panel 100, the first edge 31 is located in front of the second edge 32, the first edge 31 and the second edge 32 are configured to be arched, an aspect ratio of the first edge 31 is 0.03, and an aspect ratio of the second edge 32 is 0.11.
The inner panel 100 is provided with two reinforcing brackets 50, the two reinforcing brackets 50 are distributed in the left-right direction, one end of the left reinforcing bracket 50 is connected with the left second polygonal reinforcing part 12, and the other end is connected with the left end 40 of the inner panel 100; the right reinforcement member has one end connected to the right second polygonal reinforcing portion 12 and the other end connected to the right end 40 of the inner panel 100. The thickness of the reinforcing brace 50 on the left side is 0.6mm and the thickness between the reinforcements on the right side is 0.4mm.
1. The utility model discloses the design of inner panel 100 of car back door is 5 cellular hexagon structures of equidimension not, utilizes cellular hexagon structure to have the big characteristics of stability high strength and promotes inner panel 100 panel beating intensity.
2. The utility model realizes frequency avoidance design and facilitates the design and processing of the mould by designing the five polygonal reinforced parts 10 into three structures with different sizes; the space between the honeycomb hexagons is designed to be a relative triangular structure formed by the first reinforcing parts 21 protruding 1mm high, and the connection strength is increased by utilizing the characteristic of high strength of the triangular structure.
3. The utility model discloses a design the protruding second rib 14 structure of high arch of 1mm in hexagon structure, for further promoting hexagon intensity, utilize the protruding second rib 14 of arch to promote the inside face intensity of hexagon, the inner panel 100 front and back both sides can design the domes that the aspect ratio is 0.03, 0.11 respectively, utilize the big characteristics of arch intensity to promote inner panel 100 bulk strength.
4. The utility model discloses a design arched enhancement support 50 structure on inner panel 100, connect the tip 40 position of two second polygon rib 12 and inner panel 100, promote inner panel 100 both sides intensity through arched enhancement support 50, this inner panel 100 thickness can be designed respectively to 0.4, 0.6mm simultaneously to keep away frequently to two second polygon ribs 12.
5. The utility model discloses a set up the reinforcing plate 15 that 0.2mm is thick on third polygon rib 13 on right side, make two third polygon ribs 13 keep away frequently to realize keeping away the design frequently when increasing polygon rib 10 intensity.
According to the utility model discloses back door of car, include: an inner panel 100, an outer panel.
The inner panel 100 is the inner panel 100 of the above-described automobile back door. The outer panel is provided on the inner panel 100.
According to the utility model discloses back door of automobile through set up a plurality of polygon rib 10 that arrange in proper order on inner panel 100 epirelief and increase the intensity of inner panel 100, further strengthens inner panel 100's intensity through the more stable nature in triangle-shaped space 20, thereby makes inner panel 100's intensity obtain increasing and promote inner panel 100 vibration attenuation performance, weakens the vibration and rumbles.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An inner plate (100) of an automobile back door is characterized in that a plurality of polygonal reinforcing parts (10) are convexly arranged on the inner plate (100), and the polygonal reinforcing parts (10) are sequentially arranged in the left-right direction;
wherein two partially adjacent polygonal reinforcing parts (10) and the front and back edges (30) on the inner plate (100) jointly define a triangular space (20).
2. The inner panel (100) of the back door of the vehicle as claimed in claim 1, wherein a first reinforcement (21) is provided in the triangular space (20) in a protruding manner, and a second reinforcement (14) is provided in a part of the polygonal reinforcement (10).
3. The inner panel (100) of the back door of the automobile according to claim 1, wherein the plurality of polygonal reinforcements (10) include:
a first polygonal reinforced portion (11), the first polygonal reinforced portion (11) being provided at a middle portion of the inner panel (100);
two second polygonal reinforced parts (12), wherein the left side and the right side of the first polygonal reinforced part (11) are respectively provided with one second polygonal reinforced part (12);
at least two third polygonal reinforced parts (13), wherein the third polygonal reinforced parts (13) are arranged on one side of the second polygonal reinforced part (12) far away from the first polygonal reinforced part (11);
the areas of the first polygonal reinforcing part (11), the second polygonal reinforcing part (12) and the third polygonal reinforcing part (13) are different in pairs.
4. The inner panel (100) of the automobile back door according to claim 3, wherein the polygonal reinforcement portion (10) is configured as a hexagon.
5. The inner panel (100) of the rear door of the automobile according to claim 1, wherein the edge (30) in the front-rear direction on the inner panel is configured in an arch shape.
6. The inner panel (100) of the automotive back door according to claim 5, characterized in that the number of the edges (30) is two, the two edges (30) are a first edge (31) and a second edge (32), respectively, the first edge (31) and the second edge (32) are arranged in a front-rear direction, and an aspect ratio of the first edge (31) is different from an aspect ratio of the second edge (32).
7. The inner panel (100) of the back door of the vehicle as claimed in claim 3, wherein a reinforcement bracket (50) is provided on the inner panel (100), and one end of the reinforcement bracket (50) is connected to the second polygonal reinforcement portion (12) and the other end is connected to an end portion (40) on the left side or an end portion (40) on the right side of the inner panel (100).
8. The inner panel (100) of the back door of the automobile as recited in claim 7, wherein the number of the reinforcing brackets (50) is two, two of the reinforcing brackets (50) are provided at an interval in the left-right direction, one end of the reinforcing bracket (50) on the left side is connected to the second polygonal reinforcing portion (12) on the left side, and the other end is connected to the end portion (40) on the left side; one end of the right reinforcing bracket (50) is connected with the right second polygonal reinforcing part (12), and the other end is connected with the right end (40);
wherein the two reinforcing brackets (50) have different thicknesses.
9. The inner panel (100) of the rear door of the automobile according to claim 3, wherein a reinforcement panel (15) is provided on one of the third polygonal reinforcing portions (13).
10. An automotive back door, comprising:
an inner panel (100), the inner panel (100) being the inner panel (100) of the automotive back door of any one of claims 1 to 9;
an outer plate provided on the inner plate (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221560047.XU CN217778776U (en) | 2022-06-21 | 2022-06-21 | Inner plate of automobile back door and automobile back door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221560047.XU CN217778776U (en) | 2022-06-21 | 2022-06-21 | Inner plate of automobile back door and automobile back door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217778776U true CN217778776U (en) | 2022-11-11 |
Family
ID=83935345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221560047.XU Active CN217778776U (en) | 2022-06-21 | 2022-06-21 | Inner plate of automobile back door and automobile back door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217778776U (en) |
-
2022
- 2022-06-21 CN CN202221560047.XU patent/CN217778776U/en active Active
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