CN221293334U - Sound insulation rubber for automobiles - Google Patents
Sound insulation rubber for automobiles Download PDFInfo
- Publication number
- CN221293334U CN221293334U CN202323020169.7U CN202323020169U CN221293334U CN 221293334 U CN221293334 U CN 221293334U CN 202323020169 U CN202323020169 U CN 202323020169U CN 221293334 U CN221293334 U CN 221293334U
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- layer
- rubber
- sound insulation
- thickness
- sound insulating
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 44
- 238000009413 insulation Methods 0.000 title claims abstract description 31
- 239000010410 layer Substances 0.000 claims abstract description 63
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 20
- 239000000853 adhesive Substances 0.000 claims abstract description 19
- 230000001070 adhesive effect Effects 0.000 claims abstract description 19
- 239000011241 protective layer Substances 0.000 claims abstract description 19
- 229920001778 nylon Polymers 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 5
- 238000010073 coating (rubber) Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000032683 aging Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003292 glue Substances 0.000 description 8
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model provides sound insulation rubber for automobiles, which comprises a rubber layer, wherein a plurality of cavities are formed in the rubber layer, a resetting device is arranged in each cavity, a sound insulation layer is arranged on the outer side of the rubber layer, a protection layer is arranged on the outer side of the sound insulation layer, and the lower end of the protection layer is connected with a fixing plate. According to the utility model, the rubber layer, the protective layer and the anti-aging coating are designed for the soundproof adhesive, so that the abrasion of the soundproof adhesive caused by opening and closing the door in the daily use process of the soundproof adhesive is reduced, the aging speed of the soundproof adhesive is reduced, the service life of the soundproof adhesive is prolonged, and the soundproof effect of the soundproof adhesive is improved.
Description
Technical Field
The utility model mainly relates to the technical field of sound insulation rubber, in particular to sound insulation rubber for automobiles.
Background
Vehicle noise is an important index for evaluating the comfort performance of a vehicle, and in order to reduce the vehicle noise, various measures are taken on the vehicle body structure by vehicle manufacturers, wherein, the filling of a sound insulation rubber plate in a cavity of the vehicle body is one of common technical means.
The function that gives sound insulation has been accomplished through the mode of foaming inflation to the soundproof gum that prior art was used, owing to only adopted the mode of foaming inflation, and soundproof gum ages and daily switch door use and lead to wearing and tearing can progressively increase in live time length to lead to its soundproof effect to drop along with, shortened soundproof gum's life, experience is felt and is reduced for the user riding.
Disclosure of utility model
The utility model mainly provides sound insulation rubber for automobiles, which is used for solving the technical problems in the background art.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a sound insulation rubber for car, includes the rubber layer, a plurality of cavities are seted up to the inside of rubber layer, install resetting means in the cavity, the rubber layer outside is equipped with the puigging, the puigging outside is equipped with the protective layer, the fixed plate is connected to the protective layer lower extreme, resetting means is including connecting the buffering bent plate at the cavity inner wall, buffering bent plate symmetry is installed in the cavity.
Furthermore, the buffer curved plate is semi-elliptical, and the buffer curved plate and the rubber layer are integrally formed.
Furthermore, the lower end of the fixing plate is connected with back glue, and the thickness of the back glue is 0.3cm-0.4cm.
Further, an anti-aging coating is arranged on the outer side of the protective layer, the anti-aging coating is fix one's eyes upon rubber coating, the thickness of the anti-aging coating is 0.15cm-0.2cm, and the top end of the anti-aging coating is connected with a plurality of anti-collision convex bodies.
Further, the sound insulation layer is a nylon chemical fiber layer, and the thickness of the sound insulation layer is 0.3cm-0.4cm.
Further, a plurality of first air holes are formed in the protective layer, a plurality of second air holes are formed in the top end of the anti-aging coating, and the second air holes penetrate through the fixing plate.
Further, the rubber layer is an ultra-high molecular weight polyethylene layer, and the thickness of the rubber layer is 1cm.
Further, the protective layer is a PVB layer, and the thickness of the protective layer is 6cm-0.8cm.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the rubber layer, the protective layer and the anti-aging coating are designed for the soundproof adhesive, so that the abrasion of the soundproof adhesive caused by opening and closing the door in the daily use process of the soundproof adhesive is reduced, the aging speed of the soundproof adhesive is reduced, the service life of the soundproof adhesive is prolonged, and the soundproof effect of the soundproof adhesive is improved.
The utility model will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall side view of the present utility model;
Fig. 3 is a schematic overall front view of the present utility model.
In the figure: 10. a rubber layer; 11. a cavity; 12. a reset device; 121. a buffer curved plate; 20. a sound insulation layer; 30. a protective layer; 31. a first air hole; 40. a fixing plate; 50. back glue; 60. an anti-aging coating; 61. an anti-collision convex body; 62. and a second air hole.
Detailed Description
In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, an automobile sound insulation rubber comprises a rubber layer 10, wherein a plurality of cavities 11 are formed in the rubber layer 10, a reset device 12 is installed in each cavity 11, a sound insulation layer 20 is arranged on the outer side of the rubber layer 10, a protection layer 30 is arranged on the outer side of the sound insulation layer 20, the lower end of the protection layer 30 is connected with a fixing plate 40, the reset device 12 comprises a buffer bent plate 121 connected to the inner wall of each cavity 11, and the buffer bent plates 121 are symmetrically installed in each cavity 11;
In the present embodiment, the sound insulation layer 20 is disposed on the outer side of the rubber layer 10, so that vibration generated when the door is opened or closed can be effectively reduced, and the sound insulation effect can be improved;
Further, the protective layer 30 is arranged on the outer side of the sound insulation layer 20, so that a protective effect can be achieved on the sound insulation layer 20, and loss of the sound insulation layer 20 is reduced.
Specifically, referring to fig. 1 and 3, the buffer curved plate 121 is semi-elliptical, and the buffer curved plate 121 and the rubber layer 10 are integrally formed;
it should be noted that, in this embodiment, by setting the buffer curved plate 121 to be semi-elliptical, the sound insulation glue can be effectively improved after the door is opened or closed, and the sound insulation glue is deformed due to vibration and then quickly reset.
Specifically, referring to fig. 1, the lower end of the fixing plate 40 is connected with a back adhesive 50, and the thickness of the back adhesive 50 is 0.3cm-0.4cm;
It should be noted that, in this embodiment, the lower end of the fixing plate 40 is connected with the back adhesive 50, so that the fixing plate 40 can be directly adhered to the vehicle body, and the installation steps are reduced.
Specifically, referring to fig. 1, an anti-aging coating 60 is disposed on the outer side of the protective layer 30, the anti-aging coating 60 is a fix one's eyes upon rubber coating, the thickness of the anti-aging coating 60 is 0.15cm-0.2cm, and the top end of the anti-aging coating 60 is connected with a plurality of anti-collision protrusions 61;
In this embodiment, the anti-aging coating 60 is provided to effectively improve the service life of the soundproof adhesive, so that the soundproof adhesive can be used for a long time and has a good soundproof effect;
Further, since fix one's eyes upon rubber has the characteristics of higher wear resistance, better heat resistance and strong adhesion, the anti-aging coating 60 in the embodiment adopts nitrile rubber.
Specifically, referring to fig. 2, the sound-insulating layer 20 is a nylon fiber layer, and the thickness of the sound-insulating layer 20 is 0.3cm-0.4cm;
It should be noted that, in this embodiment, the nylon chemical fiber layer is made of nylon, which has high strength and wear resistance, and is connected in a vertical weaving manner, so that the connection is more compact, and the high density of the nylon chemical fiber layer is utilized to reduce the decibel of sound passing through the nylon chemical fiber layer, so as to achieve the purpose of sound insulation.
Specifically, referring to fig. 1 and 2, a plurality of first air holes 31 are formed in the protective layer 30, a plurality of second air holes 62 are formed at the top end of the anti-aging coating 60, and the second air holes 62 penetrate through the fixing plate 40;
It should be noted that, in this embodiment, the door closing collision force can be optimized more effectively by opening the first air hole 31 and the second air hole 62, so as to eliminate the impact sound when closing the door to a great extent, reduce the impact vibration, save more effort when opening and closing the door, and avoid generating air pockets.
Specifically, referring to fig. 1 to 3, the rubber layer 10 is an ultra-high molecular weight polyethylene layer, and the thickness of the rubber layer 10 is 1cm;
In the present embodiment, the ultra-high molecular weight polyethylene has ultra-high abrasion resistance, stable chemical properties, and high aging resistance, and therefore the rubber layer 10 is an ultra-high molecular weight polyethylene layer.
Specifically, referring to fig. 1-3, the protective layer 30 is a PVB layer, and the thickness of the protective layer 30 is 0.6cm-0.8cm;
in this example, PVB has excellent flexibility and flexing properties, and has high corrosion resistance and rust resistance, so that the protective layer 30 is a PVB layer.
The specific operation mode of the utility model is as follows:
When the door is used, the integrally formed sound insulation glue is adhered to the car frame, one end of the sound insulation glue protrusion is installed towards the other side of the car frame, one side of the fixing plate 40 is installed along the car frame, the back glue 50 at the lower end of the fixing plate 40 is adhered to the car frame, and installation is completed, so that noise is reduced when the door is opened and closed.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.
Claims (8)
1. An acoustic rubber for automobiles, comprising a rubber layer (10), characterized in that: the rubber layer (10) is internally provided with a plurality of cavities (11), the cavities (11) are internally provided with reset devices (12), the outer side of the rubber layer (10) is provided with a sound insulation layer (20), the outer side of the sound insulation layer (20) is provided with a protection layer (30), the lower end of the protection layer (30) is connected with a fixing plate (40), the reset devices (12) comprise buffer bent plates (121) connected to the inner walls of the cavities (11), and the buffer bent plates (121) are symmetrically arranged in the cavities (11).
2. An automotive sound insulating rubber according to claim 1, wherein: the buffer curved plate (121) is semi-elliptical, and the buffer curved plate (121) and the rubber layer (10) are integrally formed.
3. An automotive sound insulating rubber according to claim 1, wherein: the lower end of the fixing plate (40) is connected with a back adhesive (50), and the thickness of the back adhesive (50) is 0.3cm-0.4cm.
4. An automotive sound insulating rubber according to claim 1, wherein: the anti-aging coating (60) is arranged on the outer side of the protective layer (30), the anti-aging coating (60) is a fix one's eyes upon rubber coating, the thickness of the anti-aging coating (60) is 0.15cm-0.2cm, and a plurality of anti-collision convex bodies (61) are connected to the top end of the anti-aging coating (60).
5. An automotive sound insulating rubber according to claim 4, wherein: the sound insulation layer (20) is a nylon chemical fiber layer, and the thickness of the sound insulation layer (20) is 0.3cm-0.4cm.
6. An automotive sound insulating rubber according to claim 4, wherein: a plurality of first air holes (31) are formed in the protective layer (30), a plurality of second air holes (62) are formed in the top end of the anti-aging coating (60), and the second air holes (62) penetrate through the fixing plate (40).
7. An automotive sound insulating rubber according to claim 1, wherein: the rubber layer (10) is an ultra-high molecular weight polyethylene layer, and the thickness of the rubber layer (10) is 1cm.
8. An automotive sound insulating rubber according to claim 1, wherein: the protective layer (30) is a PVB layer, and the thickness of the protective layer (30) is 0.6cm-0.8cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323020169.7U CN221293334U (en) | 2023-11-07 | 2023-11-07 | Sound insulation rubber for automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323020169.7U CN221293334U (en) | 2023-11-07 | 2023-11-07 | Sound insulation rubber for automobiles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221293334U true CN221293334U (en) | 2024-07-09 |
Family
ID=91740703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323020169.7U Active CN221293334U (en) | 2023-11-07 | 2023-11-07 | Sound insulation rubber for automobiles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221293334U (en) |
-
2023
- 2023-11-07 CN CN202323020169.7U patent/CN221293334U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |