High-strength bamboo fiber automobile tail door interior trimming panel

Abstract

The utility model discloses a high-strength bamboo fiber automobile tail door interior trim panel which comprises an interior trim panel body, a partition plate is fixedly connected to the inner side of the interior trim panel body, a reinforcing structure is arranged between the interior trim panel body and the partition plate, and a sound insulation and heat insulation structure is installed on the side, close to an automobile tail door, of the partition plate. The reinforcing structure is arranged between the interior trim panel and the partition plate, the overall strength of the interior trim panel can be improved, the arranged supporting assembly can conduct strength supporting in the vertical direction between the interior trim panel and the partition plate, the stabilizing effect of the interior trim panel is further enhanced, and the heat insulation assembly is arranged on the side close to the automobile tail door. The heat insulation layer can insulate external high temperature and reduce the temperature in an automobile when the automobile tail door is irradiated in hot weather, the heat-resistant layer and the flame-retardant foam layer are arranged to further play a role in heat insulation and heat preservation so as to improve the comfort in the automobile, and the sound absorption assembly and the sound insulation cotton are additionally arranged, so that not only is the heat insulation effect achieved, but also the safety of the automobile is improved. Sound insulation can be achieved, and sound is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile tailgate interior trim panels, in particular to a high-strength bamboo fiber automobile tailgate interior trim panel. Background Art

[0002] The decorative panels on the inner wall of the car include the decorative panels inside the side doors and tailgate of the car, etc. The interior panels are decorative materials inside the car. Due to the annual increase in the number of cars, the manufacturing and design of auto parts have developed rapidly. Among them, the interior panels of the tailgate of the car have become more and more the focus of people's design and attention. The existing interior panels are made of plastic, which has low strength and is easy to deform. In addition, only a piece of sound insulation cotton is set in the interior panel for sound insulation, and the sound insulation and heat insulation effects are low.

[0003] The prior art has a publication number of CN219191555U, and the technical solution disclosed in the patent document is as follows: an automobile interior panel, comprising an EPP layer, a dual-cured resin layer and a high-temperature resistant structure stacked in sequence. The utility model also arranges a reinforcing structure on the EPP layer that protrudes toward the dual-cured resin layer, which greatly increases the strength of the EPP layer, thereby improving the strength of the interior panel.

[0004] In order to solve the problem that the above patent only relies on the reinforcement structure of the cylindrical body or the cross-shaped column, the reinforcement effect is not strong enough. When the interior panel of the tailgate is impacted and squeezed, the side without the reinforcement structure is deformed by the impact, resulting in damage to the interior panel. Utility Model Content

[0005] The utility model aims to provide a high-strength bamboo fiber automobile tailgate interior trim panel to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength bamboo fiber automobile tailgate interior panel, comprising an interior panel, a partition is fixedly connected to the inner side of the interior panel, a reinforcement structure is arranged between the interior panel and the partition, and a sound insulation and heat insulation structure is installed on the side of the partition close to the automobile tailgate.

[0007] The reinforcement structure includes transverse reinforcement ribs, which are embedded between the interior trim panel and the partition, and the upper and lower outer surfaces of the transverse reinforcement ribs are in contact with the interior trim panel and the partition, and vertical reinforcement ribs are fixedly connected between two adjacent transverse reinforcement ribs. Fastening plates are arranged at the inner edge of the interior trim panel, and support components are arranged at the intersection of the transverse reinforcement ribs and the vertical reinforcement ribs and at the left and right ends of the interior trim panel.

[0008] In the above technical solution, the transverse reinforcement ribs and vertical reinforcement ribs are laid flat and embedded between the interior trim panel and the partition, which increases the uniformity of the interior trim panel coverage, has higher strength, and is not easily deformed by extrusion and impact.

[0009] The sound insulation and heat insulation structure comprises a heat insulation component, a sound absorption component is arranged on the bottom side of the heat insulation component, and sound insulation cotton is arranged on the bottom side of the sound absorption component.

[0010] As a further preferred embodiment of the present technical solution, a plurality of transverse reinforcing ribs are arranged equidistantly, and the vertical reinforcing ribs are arranged in a staggered manner.

[0011] As a further preferred embodiment of the present technical solution, the support assembly includes a support platform, which is arranged at the intersection of the transverse reinforcement ribs and the vertical reinforcement ribs, and the outer wall of the support platform is provided with a reinforcement ring, and the outer surface of the reinforcement ring is arranged with grooves, and the raised parts of the outer surface of the reinforcement ring are fixedly connected to the side plates.

[0012] In the above technical solution, a side plate is provided at the outer protruding portion of the reinforcing collar to increase the contact area between the partition plate and the reinforcing collar, thereby providing a higher supporting effect.

[0013] As a further preferred embodiment of the present technical solution, the reinforcing collar and the upper part of the side plate are both connected to the partition plate, and the upper part of the fastening plate is connected to the partition plate.

[0014] As a further preferred embodiment of the present technical solution, the thermal insulation component includes a thermal insulation layer, a heat-resistant layer is arranged inside the thermal insulation layer, and a flame-retardant foam layer is arranged inside the heat-resistant layer.

[0015] In the above technical solution, the heat insulation layer can insulate the external high temperature and reduce the temperature inside the car, and the heat-resistant layer and flame-retardant foam layer can further play a role in heat insulation.

[0016] As a further preferred embodiment of the present technical solution, the sound absorbing component includes a frame, a perforated plate is arranged above the inner wall of the frame, the perforated plate has sound absorbing holes arranged in an array, and sound absorbing cotton is arranged below the inner wall of the frame and close to the perforated plate.

[0017] In the above technical solution, the sound-absorbing components and sound-insulating cotton provided not only have heat-insulating effects, but also can soundproof and effectively reduce the sound.

[0018] As a further preferred embodiment of the present technical solution, a bamboo fiber layer is provided on the bottom side of the sound insulation cotton, and the bamboo fiber layer is connected to the partition.

[0019] In the above technical solution, the bamboo fiber layer is set to replace the hemp fiber, which is more environmentally friendly and has lower cost. It is located in the car tailgate felt, which is not only completely degradable and pollution-free, but also has high strength, lightweight and excellent comprehensive performance.

[0020] The utility model provides a high-strength bamboo fiber automobile tailgate interior trim panel, which has the following beneficial effects:

[0021] (1) The utility model can improve the overall strength of the interior panel by providing a reinforcement structure between the interior panel and the partition. The transverse reinforcement ribs and vertical reinforcement ribs provided therein are laid flat and embedded between the interior panel and the partition, thereby increasing the uniformity of the interior panel coverage and providing a high strength and preventing deformation due to extrusion or impact. In addition, the support assembly provided therein can provide strength support between the interior panel and the partition in the vertical direction, further enhancing the stability of the interior panel. The side panels are provided at the protruding portion of the reinforcement collar, thereby increasing the contact area between the partition and the reinforcement collar, thereby providing a high support effect.

[0022] (2) The utility model provides a heat insulation component on the side close to the tailgate of the automobile, so that when the tailgate of the automobile is exposed to hot weather, the heat insulation layer can insulate the high temperature from the outside, thereby reducing the temperature inside the automobile. The heat-resistant layer and the flame-retardant foam layer can further provide heat insulation and heat preservation, thereby improving the comfort inside the automobile. In addition, the sound-absorbing component and the sound-proof cotton provided not only have a heat-insulating effect, but also can provide sound insulation, thereby effectively reducing the sound. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the support assembly of the utility model;

[0026] Figure 4 It is a structural schematic diagram of the sound insulation and heat insulation structure of the utility model;

[0027] Figure 5 This is a schematic diagram of the structure of the sound absorbing component of the utility model;

[0028] Figure 6 It is a structural schematic diagram of the heat insulation component of the utility model;

[0029] In the figure: 1. interior trim panel; 2. partition; 3. reinforcement structure; 4. sound insulation and heat insulation structure; 31. transverse reinforcement ribs; 32. vertical reinforcement ribs; 33. fastening plate; 34. support assembly; 341. support platform; 342. reinforcement ring; 343. side panel; 41. heat insulation assembly; 42. sound absorbing assembly; 43. sound insulation cotton; 44. bamboo fiber layer; 411. heat insulation layer; 412. heat resistant layer; 413. flame retardant foam layer; 421. frame; 422. perforated plate; 423. sound absorbing cotton. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0031] The utility model provides a technical solution: Figure 1 and Figure 2 As shown, in this embodiment, a high-strength bamboo fiber automobile tailgate interior panel includes an interior panel 1, a partition 2 is fixedly connected to the inner side of the interior panel 1, a reinforcement structure 3 is arranged between the interior panel 1 and the partition 2, and a sound insulation and heat insulation structure 4 is installed on the side of the partition 2 close to the automobile tailgate.

[0032] like Figure 2 and Figure 3 As shown, the reinforcing structure 3 includes a transverse reinforcing rib 31, which is embedded between the interior panel 1 and the partition 2, and the upper and lower outer surfaces of the transverse reinforcing rib 31 are in contact with the interior panel 1 and the partition 2, and a vertical reinforcing rib 32 is fixedly connected between two adjacent transverse reinforcing ribs 31, and a fastening plate 33 is arranged at the inner edge of the interior panel 1, and a support assembly 34 is arranged at the intersection of the transverse reinforcing rib 31 and the vertical reinforcing rib 32 and at the left and right ends of the interior panel 1, and a plurality of transverse reinforcing ribs 31 are arranged at equal distances, and the vertical reinforcing ribs 32 are arranged in a staggered manner. The support assembly 34 includes a support platform 341, and the support platform 341 is arranged at the intersection of the transverse reinforcing rib 31 and the vertical reinforcing rib 32. The outer wall of the support platform 341 is provided with a reinforcing ring 342, and the outer surface of the reinforcing ring 342 is arranged with grooves. The raised parts on the outer surface of the strengthening ring 342 are fixedly connected with the side panels 343. The upper parts of the strengthening ring 342 and the side panels 343 are connected to the partition 2. The upper part of the fastening plate 33 is connected to the partition 2. By setting the reinforcement structure 3 between the interior panel 1 and the partition 2, the overall strength of the interior panel 1 can be improved. The transverse reinforcement ribs 31 and the vertical reinforcement ribs 32 are laid flat and embedded between the interior panel 1 and the partition 2, which increases the uniformity of the coverage of the interior panel 1, has higher strength, and is not easily deformed by extrusion and impact. In addition, the supporting assembly 34 can provide strength support for the vertical direction between the interior panel 1 and the partition 2, further enhancing the stability of the interior panel. The side panels 343 are set on the outer raised part of the strengthening ring 342 to increase the contact area between the partition 2 and the strengthening ring 342, so that it has a higher supporting effect.

[0033] like Figure 4 , Figure 5 and Figure 6As shown, the sound insulation and heat insulation structure 4 includes a heat insulation component 41, a sound absorbing component 42 is arranged at the bottom side of the heat insulation component 41, and a sound insulation cotton 43 is arranged at the bottom side of the sound absorbing component 42. The heat insulation component 41 includes a heat insulation layer 411, a heat-resistant layer 412 is arranged inside the heat insulation layer 411, and a flame-retardant foam layer 413 is arranged inside the heat-resistant layer 412. The sound absorbing component 42 includes a frame 421, a perforated plate 422 is arranged above the inner wall of the frame 421, and sound absorbing holes are arranged in an array on the perforated plate 422. Sound absorbing cotton 423 is arranged below the inner wall of the frame 421 and close to the perforated plate 422, and a bamboo fiber layer 44 is arranged on the bottom side of the sound insulation cotton 43, and the bamboo fiber layer 44 is arranged instead of hemp fiber. The bamboo fiber layer 44 is connected to the partition 2, and a heat insulation component 41 is arranged on the side close to the tailgate of the car, so that when the tailgate of the car is irradiated in hot weather, the heat insulation layer 411 can be used to insulate the external high temperature and reduce the temperature inside the car. The heat-resistant layer 412 and the flame-retardant foam layer 413 are provided to further play the role of heat insulation and heat preservation, thereby improving the comfort inside the car. In addition, the sound-absorbing component 42 and the sound insulation cotton 43 not only have heat insulation effect, but also can soundproof and effectively reduce the sound.

[0034] The utility model provides a high-strength bamboo fiber automobile tailgate interior panel, and the specific working principle is as follows: the transverse reinforcing ribs 31 and the vertical reinforcing ribs 32 arranged between the interior panel 1 and the partition 2 increase the uniformity of the interior panel 1 and the strength is relatively high, and the arranged support component 34 can provide strength support for the vertical direction between the interior panel 1 and the partition 2; a heat insulation component 41 is arranged on the side close to the automobile tailgate, and the external high temperature is insulated by the heat insulation layer 411, and the heat-resistant layer 412 and the flame-retardant foam layer 413 are arranged to further play the role of heat insulation and heat preservation; the arranged sound absorbing component 42 and the sound insulation cotton 43 not only have a heat insulation effect, but also can soundproof.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength bamboo fiber automobile tailgate interior panel, comprising an interior panel (1), characterized in that: A partition plate (2) is fixedly connected to the inner side of the interior panel (1), a reinforcement structure (3) is provided between the interior panel (1) and the partition plate (2), and a sound insulation and heat insulation structure (4) is installed on a side of the partition plate (2) close to the tailgate of the vehicle; The reinforcing structure (3) comprises a transverse reinforcing rib (31), wherein the transverse reinforcing rib (31) is embedded between the interior trim panel (1) and the partition panel (2), and the upper and lower outer surfaces of the transverse reinforcing rib (31) are in contact with the interior trim panel (1) and the partition panel (2), and a vertical reinforcing rib (32) is fixedly connected between two adjacent transverse reinforcing ribs (31), a fastening plate (33) is arranged at the inner edge of the interior trim panel (1), and a supporting assembly (34) is arranged at the intersection of the transverse reinforcing rib (31) and the vertical reinforcing rib (32) and at the left and right ends of the interior trim panel (1); The sound insulation and heat insulation structure (4) comprises a heat insulation component (41), a sound absorption component (42) is arranged on the bottom side of the heat insulation component (41), and sound insulation cotton (43) is arranged on the bottom side of the sound absorption component (42).

2. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 1, characterized in that: A plurality of the transverse reinforcing ribs (31) are arranged in equal intervals, and the vertical reinforcing ribs (32) are arranged in a staggered manner.

3. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 1, characterized in that: The support assembly (34) comprises a support platform (341), the support platform (341) being arranged at the intersection of the transverse reinforcing ribs (31) and the vertical reinforcing ribs (32), the outer wall of the support platform (341) being sleeved with a reinforcing collar (342), the outer surface of the reinforcing collar (342) being arranged with grooves, and the raised portions on the outer surface of the reinforcing collar (342) being fixedly connected to side plates (343).

4. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 3, characterized in that: The upper parts of the reinforcing collar (342) and the side plate (343) are connected to the partition plate (2), and the upper part of the fastening plate (33) is connected to the partition plate (2).

5. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 1, characterized in that: The heat insulation component (41) comprises a heat insulation layer (411), a heat-resistant layer (412) is arranged on the inner side of the heat insulation layer (411), and a flame-retardant foam layer (413) is arranged on the inner side of the heat-resistant layer (412).

6. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 1, characterized in that: The sound absorbing component (42) comprises a frame (421), a perforated plate (422) is arranged above the inner wall of the frame (421), the perforated plate (422) is provided with sound absorbing holes arranged in an array, and sound absorbing cotton (423) is arranged below the inner wall of the frame (421) and in close contact with the perforated plate (422).

7. The high-strength bamboo fiber automobile tailgate interior trim panel according to claim 1, characterized in that: A bamboo fiber layer (44) is provided on the bottom side of the sound insulation cotton (43), and the bamboo fiber layer (44) is connected to the partition board (2).

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