CN210212754U - Effectual aircraft interior trim gives sound insulation - Google Patents
Effectual aircraft interior trim gives sound insulation Download PDFInfo
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- CN210212754U CN210212754U CN201920703179.5U CN201920703179U CN210212754U CN 210212754 U CN210212754 U CN 210212754U CN 201920703179 U CN201920703179 U CN 201920703179U CN 210212754 U CN210212754 U CN 210212754U
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- acoustic celotex
- board
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- sound insulation
- celotex board
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Abstract
The utility model discloses an effectual aircraft interior decoration gives sound insulation relates to interior plaque field, this effectual aircraft interior decoration gives sound insulation, including interior plaque body, the first acoustic celotex board of right side fixedly connected with of interior plaque body, the cavity has been seted up to the inside of first acoustic celotex board, the left side fixed connection of rubber pad and second acoustic celotex board is passed through on the right side of first acoustic celotex board, the left side fixed connection of rubber pad and bottom plate is passed through on the right side of second acoustic celotex board, the right side fixedly connected with sound insulation of bottom plate ends the board that shakes, the equal fixed connection in left side of the right side of first acoustic celotex board and the left side of bottom plate has inhaled the sound cotton, the left side and the right side of second acoustic celotex board are. The utility model discloses a set up first acoustic celotex board, inhale sound cotton, give sound insulation and end board and mirror surface board, solved present common aircraft interior decoration when using, interior plaque only can play simple syllable-dividing effect, to the relatively poor problem of noise sound-insulating ability.
Description
Technical Field
The utility model relates to a sewage pump technical field specifically is an effectual aircraft interior decoration gives sound insulation.
Background
The interior decoration piece of the aircraft is an interior decoration plate used on the aircraft, the interior decoration plate is mostly installed in the passenger cabin of the aircraft, the interior decoration plate mainly plays a decoration role on the passenger cabin of the aircraft, and along with the improvement of the living standard of people, the interior decoration plate in the passenger cabin is in the shape of a five-flower eight-door and various types and is used for improving the attractiveness of the passenger cabin of the aircraft.
Present decoration in common aircraft can produce a large amount of noises at the operation in-process when using, and the noise is in the main cabin of aircraft transmission to aircraft through the aircraft organism, and interior plaque is installed in the passenger cabin, and interior plaque only can play simple syllable-dividing effect, and is relatively poor to the sound-insulating ability of noise.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a decoration in effectual aircraft gives sound insulation has solved present common decoration in the aircraft when using, and interior plaque only can play simple syllable-dividing effect, to the relatively poor problem of noise sound-proofing ability.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an effectual aircraft interior decoration gives sound insulation, includes interior plaque body, the first acoustic celotex board of right side fixedly connected with of interior plaque body, the cavity has been seted up to the inside of first acoustic celotex board, the left side fixed connection of rubber pad and second acoustic celotex board is passed through on the right side of first acoustic celotex board, the left side fixed connection of rubber pad and bottom plate is passed through on the right side of second acoustic celotex board, the board that only shakes is given sound in the right side fixedly connected with of bottom plate, the equal fixed connection in left side of the right side of first acoustic celotex board and bottom plate has inhaled the sound cotton, the left side and the right side of second acoustic celotex board are all seted up flutedly, the surface of second acoustic celotex.
Preferably, the left side and the right side of the inner wall of the cavity are both wavy curved surfaces, and the central axis of the cavity is coincided with the central axis of the first sound insulation board.
Preferably, the left side and the right side of second acoustic celotex board are the curved surface, the inner wall of recess is the curved surface, the shape of second acoustic celotex board and recess all with mirror surface board's shape looks adaptation.
Preferably, one side of the sound-absorbing cotton, which is close to the mirror surface plate, is a sawtooth-shaped curved surface.
(III) advantageous effects
The utility model provides an effectual aircraft interior decoration gives sound insulation possesses following beneficial effect:
the utility model discloses a through setting up first acoustic celotex board, inhale sound cotton, sound insulation board and mirror surface board, when using, when carrying out the sound insulation to the sound in the aircraft cabin, the sound in the cabin is transmitted to inhaling the sound cotton position through the sound insulation of first acoustic celotex board and cavity, it is transmitted sound to the mirror surface board of second acoustic celotex board again to inhale the sound of sound cotton, the mirror surface board reflects sound, reflect sound to inhaling the sound cotton, improve sound-proofing ability, when carrying out the sound insulation to the sound that produces when the aircraft flies, the noise that aircraft outside sound and engine operation produced is transmitted to the sound insulation board that ends of bottom plate through the organism, carry out sound insulation and shock attenuation by the board that ends of sound insulation, on transmitting to inhaling the sound cotton through the sound absorption of inhaling the sound cotton, the mirror surface board reflects sound, transmit the sound that reflects to inhaling the sound cotton again, improve sound-proofing ability, when giving sound insulation to aircraft cabin and outside sound, through first acoustic celotex board, inhale sound cotton, mirror surface board and give sound insulation and stop the board that shakes give sound insulation and fall, inhale the sound and stop shaking, reached the effect that improves interior plaque body sound-insulating ability, solved present common aircraft interior decoration when using, interior plaque only can play simple syllable-dividing effect, to the relatively poor problem of noise sound-insulating ability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a left sectional view of the cavity of the present invention.
In the figure: 1. an interior trim panel body; 2. a first baffle plate; 3. a cavity; 4. a rubber pad; 5. a second baffle; 6. a base plate; 7. a sound insulation vibration damping plate; 8. sound-absorbing cotton; 9. a groove; 10. mirror panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model provides a technical solution: an aircraft interior decoration with good sound insulation effect comprises an interior trim panel body 1, a first sound insulation panel 2 is fixedly connected to the right side of the interior trim panel body 1, a cavity 3 is formed in the first sound insulation panel 2, the cavity 3 can be a square cavity or a cavity matched with the shape of the first sound insulation panel 2, the volume of the cavity 3 is increased, the sound insulation effect of the first sound insulation panel 2 is increased, the right side of the first sound insulation panel 2 is fixedly connected with the left side of a second sound insulation panel 5 through a rubber pad 4, the right side of the second sound insulation panel 5 is fixedly connected with the left side of a bottom plate 6 through the rubber pad 4, a sound insulation vibration damping plate 7 is fixedly connected to the right side of the bottom plate 6, the sound insulation vibration damping plate 7 is mainly made of butyl rubber and has a shock absorption effect, sound absorption cotton 8 is fixedly connected to the right side of the first sound insulation panel 2 and the left side of the bottom plate 6, grooves 9 are formed in the left side and right side of the second sound insulation panel 5, mirror surface of the second sound, the equal fixedly connected with mirror surface board 10 of the left side of second acoustic celotex board 5, right side and the inner wall of recess 9, mirror surface board 10 is stainless steel mirror surface board.
As a technical optimization scheme of the utility model, the left side and the right side of 3 inner walls of cavity are wavy curved surface, and the central axis of cavity 3 coincides with the central axis of first acoustic celotex board 2, and sound is reflected behind the curved surface of cavity 3, improves the sound-insulating ability of first acoustic celotex board 2.
As a technical optimization scheme of the utility model, the left side and the right side of second acoustic celotex board 5 are the curved surface, and recess 9's inner wall is the curved surface, and the shape of second acoustic celotex board 5 and recess 9 all with the shape looks adaptation of mirror board 10, increase the area of contact of mirror board 10 and sound, improve the ability of mirror board 10 reflection sound.
As a technical optimization scheme of the utility model, inhale the curved surface that sound cotton 8 one side that is close to mirror board 10 is the cockscomb structure, increase and inhale the area of contact of sound cotton 8 and sound, improve and inhale the sound absorbing capacity of sound cotton 8.
When the sound insulation board is used for insulating sound in an airplane cabin, the sound in the cabin is transmitted to the position of the sound absorption cotton 8 through the sound insulation of the first sound insulation board 2 and the cavity 3, the sound absorption cotton 8 absorbs the sound and transmits the sound to the mirror surface board 10 of the second sound insulation board 5, the shape of the mirror surface board 10 is matched with the shape of the groove 9 and the shape of the second sound insulation board 5, the mirror surface board 10 has smooth surface, reflects the sound onto the sound absorption cotton 8, absorbs the sound again by the sound absorption cotton 8, improves the sound insulation capability through the sound insulation of the second sound insulation board 5, the sound generated during the airplane flight is mainly airflow sound and the sound generated during the airplane flight, the sound is transmitted to the sound insulation vibration stopping board 7 of the bottom board 6 through the airplane body, the sound insulation vibration stopping board 7 performs sound insulation and shock absorption, and then is transmitted to the sound absorption cotton 8 through the bottom board 6, the sound transmission of inhaling of cotton 8 to mirror surface board 10 position is inhaled through the process, mirror surface board 10 reflects sound, transmit the sound of reflection again to inhaling on the cotton 8 of sound, again through second acoustic celotex board 5, inhale the sound insulation of cotton 8 of sound and first acoustic celotex board 2, the volume of greatly reduced sound, improve the sound-insulating ability, rubber pad 4 is used for first acoustic celotex board 2 and bottom plate 6 and second acoustic celotex board 5's being connected, still can play absorbing effect simultaneously, when giving sound insulation to aircraft cabin and outside sound, through first acoustic celotex board 2, inhale sound cotton 8, mirror surface board 10 and the sound insulation of sound insulation vibration-stopping board 7 fall the noise, inhale the sound vibration-stopping, the effect of 1 sound-insulating ability in the plaque body has been reached and has.
To sum up can, the utility model discloses a set up first acoustic celotex board 2, inhale sound cotton 8, give sound insulation and end board 7 and mirror surface board 10 of shaking, solved present common aircraft interior decoration when using, interior plaque only can play simple syllable-dividing effect, to the relatively poor problem of noise sound-insulating ability.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an effectual aircraft interior decoration gives sound insulation, includes interior plaque body (1), its characterized in that: interior plaque body (1) the first acoustic celotex board of right side fixedly connected with (2), cavity (3) have been seted up to the inside of first acoustic celotex board (2), the left side fixed connection of rubber pad (4) and second acoustic celotex board (5) is passed through on the right side of first acoustic celotex board (2), the left side fixed connection of rubber pad (4) and bottom plate (6) is passed through on the right side of second acoustic celotex board (5), the right side fixedly connected with sound insulation board (7) that only shakes of bottom plate (6), the right side of first acoustic celotex board (2) and the equal fixed connection in left side of bottom plate (6) have sound absorption cotton (8), the left side and the right side of second acoustic celotex board (5) all set up fluted (9), the equal fixedly connected with mirror surface board (10) of the surface of second acoustic celotex board (5) and the inner wall of.
2. An interior trim component for an aircraft with a good sound insulation effect according to claim 1, wherein: the left side and the right side of the inner wall of the cavity (3) are both wavy curved surfaces, and the central axis of the cavity (3) coincides with the central axis of the first sound insulation plate (2).
3. An interior trim component for an aircraft with a good sound insulation effect according to claim 1, wherein: the left side and the right side of second acoustic celotex board (5) are the curved surface, the inner wall of recess (9) is the curved surface, the shape of second acoustic celotex board (5) and recess (9) all with the shape looks adaptation of mirror board (10).
4. An interior trim component for an aircraft with a good sound insulation effect according to claim 1, wherein: one side of the sound absorption cotton (8) close to the mirror surface plate (10) is a sawtooth-shaped curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920703179.5U CN210212754U (en) | 2019-05-17 | 2019-05-17 | Effectual aircraft interior trim gives sound insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920703179.5U CN210212754U (en) | 2019-05-17 | 2019-05-17 | Effectual aircraft interior trim gives sound insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210212754U true CN210212754U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920703179.5U Active CN210212754U (en) | 2019-05-17 | 2019-05-17 | Effectual aircraft interior trim gives sound insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210212754U (en) |
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2019
- 2019-05-17 CN CN201920703179.5U patent/CN210212754U/en active Active
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