CN208842347U - A kind of sound insulation mat structure for automobile interiors - Google Patents
A kind of sound insulation mat structure for automobile interiors Download PDFInfo
- Publication number
- CN208842347U CN208842347U CN201821382058.7U CN201821382058U CN208842347U CN 208842347 U CN208842347 U CN 208842347U CN 201821382058 U CN201821382058 U CN 201821382058U CN 208842347 U CN208842347 U CN 208842347U
- Authority
- CN
- China
- Prior art keywords
- acoustical cotton
- fixedly connected
- magnetite
- sound
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model discloses a kind of sound insulation mat structures for automobile interiors, including two sealing plates, vacuum layer is equipped between two sealing plates, soft acoustical cotton is fixedly connected on the downside of the sealing plate, the soft acoustical cotton is equipped with flame-retardant layer away from the side of sealing plate, hard acoustical cotton is fixedly connected on the upside of the sealing plate, the hard acoustical cotton is equipped with mounting plate away from the side of sealing plate, reserved deformation chamber is equipped between the mounting plate and hard acoustical cotton, the first magnetite is symmetrically fixedly connected on the mounting plate, telescopic chute is symmetrically offered in the mounting plate, the telescopic chute is arranged with reserved deformation chamber phase intercommunication.The utility model carries out preliminary sound-absorbing by hard acoustical cotton, sound wave is conducted to sealing plate, is reduced the transmission of its sound wave energy by vacuum layer, is carried out secondary sound-absorbing, final a small amount of sound wave reaches soft acoustical cotton and carries out third time sound-absorbing, and multi-level sound-absorbing makes noise reduction effect more preferable.
Description
Technical field
The utility model relates to auto sound technical field more particularly to a kind of sound insulation mat structures for automobile interiors.
Background technique
Noise refers to the sound issued when sounding body does random vibration.Sound is generated by the vibration of object, with the shape of wave
Formula is propagated in certain medium (such as solid, liquid, gas).Caused by usually said noise pollution refers to artificially.
It is all to interfere people's rest, study and work and interference is generated to the sound to be listened of people from the point of view of physiological point
Sound, i.e., unwanted sound, is referred to as noise.
The sound insulation of automobile is important always a link during automobile production, and traditional sound insulating pad for automobile interiors
Structure with plates of automobile after being coupled, since surface temperature is higher in hot summer for automobile, by metal conduction,
Sound insulating pad internal structure is heated to generate certain elastic deformation, and original sound-insulating structure and metal plate can be made to generate dislocation and deviateed,
To influence soundproof effect.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, such as: it is traditional it is for automobile interiors every
Sound mat structure with plates of automobile after being coupled, since surface temperature is higher in hot summer for automobile, by metal
Conduction, sound insulating pad internal structure is heated to generate certain elastic deformation, and original sound-insulating structure and metal plate can be made to generate dislocation
Deviate, to influence soundproof effect.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of sound insulation mat structure for automobile interiors, including two sealing plates are equipped with vacuum layer between two sealing plates,
Soft acoustical cotton is fixedly connected on the downside of the sealing plate, the soft acoustical cotton is equipped with fire-retardant away from the side of sealing plate
Layer, hard acoustical cotton is fixedly connected on the upside of the sealing plate, the hard acoustical cotton is equipped with peace away from the side of sealing plate
Loading board is equipped with reserved deformation chamber between the mounting plate and hard acoustical cotton；
It is symmetrically fixedly connected with the first magnetite on the mounting plate, telescopic chute is symmetrically offered in the mounting plate, it is described
Telescopic chute is arranged with reserved deformation chamber phase intercommunication, and fixed block is slidably connected in the telescopic chute, and the side of the fixed block is solid
Surely it is connected with rectangular block, described rectangular block one end is equipped with adsorbent equipment through mounting plate, and the hard acoustical cotton is equipped with second
Magnetite is equipped with elastic mechanism between second magnetite and fixed block.
Preferably, the adsorbent equipment includes mounting blocks, and the mounting blocks side is fixedly connected on rectangular block, the peace
Dress block is fixedly connected with sucker away from the side of rectangular block, and plunger shaft is offered in the mounting blocks, is equipped in the plunger shaft
Carriage.
Preferably, the carriage includes piston plate, and the piston plate is slidably connected on the side wall of plunger shaft, described
Piston rod is fixedly connected on piston plate, described piston rod one end is connected with third magnetite through rectangular block and fixed block.
Preferably, the elastic mechanism is spring, and one end of the spring is fixedly connected on fixed block, the spring
The other end is fixedly connected on the second magnetite.
Preferably, the side of the mounting plate is equipped with concave surface, and the concave surface and sucker match setting.
Preferably, second magnetite is magnetic opposite with third magnetite.
Compared with prior art, the utility model has the beneficial effects that
1, preliminary sound-absorbing is carried out by hard acoustical cotton, sound wave is conducted to sealing plate, reduces its sound wave by vacuum layer
Energy transmission carries out secondary sound-absorbing, and final a small amount of sound wave reaches soft acoustical cotton and carries out third time sound-absorbing, and multi-level sound-absorbing makes
It is more preferable to obtain noise reduction effect；
2, when hard acoustical cotton carry out it is heated carry out deformation when, will drive the second magnetite slowly close to third magnetite, from
And the two suction enhances, third magnetite will drive piston rod and be moved down, while piston plate moves down, and change piston
The volume of chamber, to make the adsorption capacity of sucker and metal plate stronger, prevents it partially so that the pressure in the adsorbent chamber of sucker is reduced
From guarantee soundproof effect.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of sound insulation mat structure for automobile interiors positive structure schematic；
Fig. 2 is the enlarged diagram in Fig. 1 at A；
Fig. 3 is the enlarged diagram in Fig. 1 at B.
In figure: 1- sealing plate, 2- vacuum layer, the soft acoustical cotton of 3-, 4- flame-retardant layer, 5- hard acoustical cotton, 6- mounting plate, 7-
First magnetite, 8- sucker, 9- telescopic chute, the second magnetite of 10-, 11- rectangular block, 12- reserve deformation chamber, 13- third magnetite, 14-
Piston rod, 15- fixed block, 16- spring, 17- mounting blocks, 18- plunger shaft, 19- piston plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of sound insulation mat structure for automobile interiors, including two sealing plates 1 are set between two sealing plates 1
There is vacuum layer 2, the downside of sealing plate 1 is fixedly connected with soft acoustical cotton 3, and soft acoustical cotton 3 is equipped with away from the side of sealing plate 1
Flame-retardant layer 4, the upside of sealing plate 1 are fixedly connected with hard acoustical cotton 5, and hard acoustical cotton 5 is equipped with away from the side of sealing plate 1
Mounting plate 6, the side of mounting plate 6 are equipped with concave surface, and concave surface and sucker 8 match setting, pass through the suction between the first magnetite 7 and metal plate
Attached, so that sucker 8 moves down, while rectangular block 11 is moved into telescopic chute 9, and the attraction of the first magnetite 7 is greater than spring 16
Suction, sucker 8 is gradually moved into concave surface, while sucker 8 is adsorbed on metal plate side, mounting plate 6 and hard acoustical cotton 5 it
Between be equipped with reserved deformation chamber 12.
Symmetrically be fixedly connected with the first magnetite 7 on mounting plate 6, symmetrically offer telescopic chute 9 in mounting plate 6, telescopic chute 9 with
Reserved 12 phase intercommunication of deformation chamber is arranged, and slidably connects fixed block 15 in telescopic chute 9, the side of fixed block 15 is fixedly connected with square
Shape block 11,11 one end of rectangular block are equipped with adsorbent equipment through mounting plate 6, and adsorbent equipment includes mounting blocks 17,17 side of mounting blocks
It is fixedly connected on rectangular block 11, mounting blocks 17 are fixedly connected with sucker 8 away from the side of rectangular block 11, open up in mounting blocks 17
There is plunger shaft 18, is equipped with carriage in plunger shaft 18, carriage includes piston plate 19, and piston plate 19 is slidably connected at piston
On the side wall of chamber 18, piston rod 14 is fixedly connected on piston plate 19,14 one end of piston rod is through rectangular block 11 and fixed block 15
It is connected with third magnetite 13, the adsorbent chamber intercommunication of plunger shaft 18 and sucker 8, and passes through the increase plunger shaft 18 of mobile piston plate 19
Volume can reduce the pressure in adsorbent chamber, increase the adsorption capacity of sucker 8, hard acoustical cotton 5 is equipped with the second magnetite 10,
Second magnetite 10 is magnetic with third magnetite 13 on the contrary, by the mutual absorption of third magnetite 13 and the second magnetite 10 so that piston rod
14 drive piston plates 19 are moved, and elastic mechanism is equipped between the second magnetite 10 and fixed block 15, and elastic mechanism is spring 16,
One end of spring 16 is fixedly connected on fixed block 15, and the other end of spring 16 is fixedly connected on the second magnetite 10, spring 16
The elastic force that compression provides makes sucker 8 be fitted in metal plate surface.
In the utility model, its working principle is that, preliminary sound-absorbing is carried out by hard acoustical cotton 5, sound wave is conducted to sealing
At plate 1, the transmission of its sound wave energy is reduced by vacuum layer 2, carries out secondary sound-absorbing, final a small amount of sound wave reaches soft acoustical cotton 3
Carry out third time sound-absorbing, multi-level sound-absorbing makes noise reduction effect more preferable, when hard acoustical cotton 5 it is heated carry out deformation when, meeting
The second magnetite 10 is driven to move in reserved deformation chamber 12, slowly close to third magnetite 13, distance is closer, so that the two suction increases
By force, third magnetite 13 will drive piston rod 14 and be moved down, while piston plate 19 moves down, and increase plunger shaft 18
Volume, to make sucker 8 and the adsorption capacity of metal plate stronger, prevents its deviation so that the pressure in the adsorbent chamber of sucker 8 reduces,
Guarantee soundproof effect.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of sound insulation mat structure for automobile interiors, including two sealing plates (1), which is characterized in that two sealing plates (1)
Between be equipped with vacuum layer (2), be fixedly connected with soft acoustical cotton (3) on the downside of the sealing plate (1), the soft acoustical cotton
(3) side away from sealing plate (1) is equipped with flame-retardant layer (4), is fixedly connected with hard acoustical cotton on the upside of the sealing plate (1)
(5), the hard acoustical cotton (5) is equipped with mounting plate (6) away from the side of sealing plate (1), the mounting plate (6) and hard sound-absorbing
It is equipped between cotton (5) reserved deformation chamber (12)；
It is symmetrically fixedly connected with the first magnetite (7) on the mounting plate (6), symmetrically offers telescopic chute in the mounting plate (6)
(9), the telescopic chute (9) is arranged with reserved deformation chamber (12) phase intercommunication, slidably connects fixed block in the telescopic chute (9)
(15), the side of the fixed block (15) is fixedly connected with rectangular block (11), and mounting plate (6) are run through in described rectangular block (11) one end
Equipped with adsorbent equipment, the hard acoustical cotton (5) is equipped with the second magnetite (10), second magnetite (10) and fixed block (15)
Between be equipped with elastic mechanism.
2. a kind of sound insulation mat structure for automobile interiors according to claim 1, which is characterized in that the adsorbent equipment includes
Mounting blocks (17), mounting blocks (17) side are fixedly connected on rectangular block (11), and the mounting blocks (17) deviate from rectangular block
(11) side is fixedly connected with sucker (8), is offered plunger shaft (18) in the mounting blocks (17), in the plunger shaft (18)
Equipped with carriage.
3. a kind of sound insulation mat structure for automobile interiors according to claim 2, which is characterized in that the carriage includes
Piston plate (19), the piston plate (19) are slidably connected on the side wall of plunger shaft (18), fixed on the piston plate (19) to connect
It is connected to piston rod (14), described piston rod (14) one end is connected with third magnetite through rectangular block (11) and fixed block (15)
(13)。
4. a kind of sound insulation mat structure for automobile interiors according to claim 1, which is characterized in that the elastic mechanism is bullet
One end of spring (16), the spring (16) is fixedly connected on fixed block (15), and the other end of the spring (16) is fixedly connected
On the second magnetite (10).
5. a kind of sound insulation mat structure for automobile interiors according to claim 2, which is characterized in that the mounting plate (6)
Side is equipped with concave surface, and the concave surface and sucker (8) match setting.
6. a kind of sound insulation mat structure for automobile interiors according to claim 2, which is characterized in that second magnetite (10)
It is magnetic opposite with third magnetite (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821382058.7U CN208842347U (en) | 2018-08-22 | 2018-08-22 | A kind of sound insulation mat structure for automobile interiors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821382058.7U CN208842347U (en) | 2018-08-22 | 2018-08-22 | A kind of sound insulation mat structure for automobile interiors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208842347U true CN208842347U (en) | 2019-05-10 |
Family
ID=66356431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821382058.7U Expired - Fee Related CN208842347U (en) | 2018-08-22 | 2018-08-22 | A kind of sound insulation mat structure for automobile interiors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208842347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670758A (en) * | 2022-03-31 | 2022-06-28 | 东风商用车有限公司 | Cotton mounting structure of sound and vehicle are inhaled to car |
| CN115139580A (en) * | 2022-06-30 | 2022-10-04 | 湖北天运消音防振新材料有限公司 | High-buffering telescopic double-component interior decoration cotton and preparation method thereof |
-
2018
- 2018-08-22 CN CN201821382058.7U patent/CN208842347U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670758A (en) * | 2022-03-31 | 2022-06-28 | 东风商用车有限公司 | Cotton mounting structure of sound and vehicle are inhaled to car |
| CN114670758B (en) * | 2022-03-31 | 2023-05-30 | 东风商用车有限公司 | Mounting structure and vehicle of cotton are inhaled to car |
| CN115139580A (en) * | 2022-06-30 | 2022-10-04 | 湖北天运消音防振新材料有限公司 | High-buffering telescopic double-component interior decoration cotton and preparation method thereof |
| CN115139580B (en) * | 2022-06-30 | 2023-12-22 | 湖北天运消音防振新材料有限公司 | High-buffering telescopic double-component interior cotton and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208842347U (en) | A kind of sound insulation mat structure for automobile interiors | |
| CN106439959A (en) | Low noise and large suction range hood | |
| CN108667201B (en) | Heat dissipation and noise reduction motor for industrial machine tool | |
| CN203561007U (en) | Air conditioner with shock absorption and noise reduction functions | |
| CN104631353B (en) | A kind of full-frequency sound absorption denoising device | |
| CN212250461U (en) | Roots vacuum pump with vibration damping mount | |
| CN113251468A (en) | Double-compressor air energy heat pump heat supply and heating system | |
| CN203066510U (en) | Shielded soundproof chamber | |
| CN207334980U (en) | Compressor assembly, compressor and its pipeline assembly of air-conditioner outdoor unit | |
| CN203822572U (en) | Water tank for water heating blanket host | |
| CN214944810U (en) | Environment-friendly silencing type air compressor for building | |
| CN206299546U (en) | A kind of high-efficient noise-reducing heat radiating type compressor housing | |
| CN114892839A (en) | Vibration double-control support adopting staggered lamination of vibration absorption plates and perforated rubber | |
| CN205287146U (en) | A silencing and noise degrading device for breathing machine | |
| CN105508043A (en) | Mute box type diesel generating set | |
| CN206789885U (en) | A kind of Jing Yin switch board | |
| CN213626137U (en) | Sound insulation wall structure | |
| CN210378684U (en) | Noise reduction mounting structure of dry type transformer | |
| CN212115038U (en) | Noise reduction type motor end cover | |
| CN210799192U (en) | Single cylinder diesel oil tank damper | |
| CN209195531U (en) | A kind of particles filled formula exhaust pipe of intermittence noise reduction | |
| CN209874115U (en) | Sound absorbing and insulating board with four female edge tongue-and-groove | |
| CN207334988U (en) | Base assembly, housing unit and air conditioner for air conditioner | |
| CN206784791U (en) | A kind of indoor decoration plate with sound insulation function | |
| CN206186476U (en) | Hot briquetting car gives sound insulation and fills up structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 Termination date: 20210822 |