CN216596927U

CN216596927U - Can reduce sound insulation pad of wind noise

Info

Publication number: CN216596927U
Application number: CN202122166267.6U
Authority: CN
Inventors: 张万吉; 徐鹏; 马成喜
Original assignee: Changchun Hengfa Real Estate Development Co ltd
Current assignee: Changchun Hengfa Real Estate Development Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-05-24
Anticipated expiration: 2031-09-08

Abstract

The utility model belongs to the technical field of sound insulation cushions, and particularly relates to a sound insulation cushion capable of reducing wind noise, which comprises a bottom cushion and a top cushion, wherein the bottom cushion and the top cushion respectively comprise a wind sound absorption layer, a sound insulation layer and a nano foaming layer, the upper end surface of the top cushion is provided with a blocking piece, the blocking piece and two sides of the bottom cushion are respectively provided with an arc edge and a bevel edge, the lower end surface of the top cushion is respectively provided with a covered edge and a groove, and the upper end surface of the bottom cushion is respectively provided with a supporting table and a protrusion. According to the utility model, the bevel edge is arranged, the top pad and the bottom pad are mutually extruded after installation, so that gaps between the sound insulation pad and the frame and gaps between the sound insulation pad and the glass are completely blocked, all wind blowing to the device is contacted with the wind sound absorption layer, the wind noise can be reduced after the device is installed, and the bulge can support the groove after the device is installed by arranging the bulge, so that the assembly of the device between the frame and the glass is not only attached but also very firm, and is not easy to loosen due to the vibration of airflow.

Description

Can reduce sound insulation pad of wind noise

Technical Field

The utility model relates to the technical field of sound insulation pads, in particular to a sound insulation pad capable of reducing wind noise.

Background

Patent application publication No. CN 210478591U's utility model patent discloses a can reduce sound insulation pad of wind noise. Through with the structure that the sound insulating pad of automobile set up the sound insulation of having sound absorbing layer and puigging and inhale the sound main part, air current, engine noise, the vibration scheduling problem of engine carry out absorption and weakening of order many times when traveling, improve syllable-dividing effect. Meanwhile, a light foamed multilayer structure is used, the ethylene-vinyl acetate copolymer is not contained, the content of harmful substances and organic volatile matters is very low, the weight of the product is greatly reduced, the concept of light design of modern automobiles is met, the energy-saving and emission-reduction effects are achieved for the whole automobile, a plurality of v-shaped grooves and circular grooves are arranged, the length of the surface of the sound insulation pad is prolonged, more sound waves are in contact with the sound insulation pad, and therefore the sound waves of the sound insulation pad are absorbed. However, this product is only suitable for the field of sound insulation for automobiles and is not suitable for the technical field of sound insulation for buildings.

There are the following problems:

1. current sound insulating pad, the condition that cracks appears between easy and frame, the glass after long-time the use, it makes an uproar to result in having wind to blow easily to this device time.

2. Current sound insulating pad is all basically integrative, and is firm inadequately after the assembly, appears becoming flexible because of the vibration of air current easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the sound insulation pad capable of reducing wind noise, and solves the problems that gaps exist between the sound insulation pad and a frame and between the sound insulation pad and glass after installation and looseness easily occurs due to vibration of airflow.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a can reduce sound insulation pad of wind noise, includes heelpiece and top pad, heelpiece and top pad all include wind sound absorption layer, puigging and nanometer foaming layer, the up end of top pad is provided with the separation blade, the separation blade is provided with arc limit and hypotenuse respectively with the both sides of heelpiece, the lower terminal surface of top pad is provided with respectively bordures and the recess, the up end of heelpiece is provided with brace table and arch respectively.

As a preferable technical scheme of the utility model, the corners of the top cushion and the corners of the bottom cushion are rounded.

As a preferable technical scheme of the utility model, the wind sound absorption layer is made of nitrile rubber.

As a preferable technical scheme of the utility model, the upper end face of the supporting platform is matched with the lower end face of the wrapping edge, and the outer surface of the bulge is matched with the inner side face of the groove.

Compared with the prior art, the utility model provides the sound insulation pad capable of reducing wind noise, which has the following beneficial effects:

1. this can reduce sound insulation pad of wind noise through setting up the hypotenuse, makes mutual extrusion between top pad and the heelpiece after the installation to with sound insulation pad respectively the frame with, the gap between the glass is whole to be plugged up, consequently all wind that blow to this device all with the wind sound absorbing layer contact, ensure that this device installation back can reduce the wind noise.

2. This can reduce sound insulation pad of wind making an uproar through setting up the arch, and this device installation back arch can withstand the recess for this device assembly between frame and glass both laminating and very firm, difficult vibration because of the air current is not hard up.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the structure of the present invention;

FIG. 3 is an enlarged view of FIG. 2A of the present invention.

In the figure: 1. a bottom pad; 2. a top pad; 3. a wind sound absorbing layer; 4. a sound insulating layer; 5. a nano-foamed layer; 6. a baffle plate; 7. arc edge; 8. a bevel edge; 9. edge covering; 10. a groove; 11. a support table; 12. and (4) protruding.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a can reduce sound insulation pad of wind noise, includes heelpiece 1 and top pad 2, and heelpiece 1 all includes wind sound absorption layer 3 with top pad 2, puigging 4 and nanometer foaming layer 5, and the up end of top pad 2 is provided with separation blade 6, and separation blade 6 is provided with arc limit 7 and hypotenuse 8 respectively with the both sides of heelpiece 1, and the lower terminal surface of top pad 2 is provided with respectively bordures 9 and recess 10, and the up end of heelpiece 1 is provided with brace table 11 and arch 12 respectively.

In the embodiment, the bottom surface of the bottom pad 1 is contacted with the glass surface during installation, the bevel edge 8 is contacted with the frame surface and is extruded by the frame, so that the top pad 2 and the bottom pad 1 are mutually extruded, the supporting table 11 is tightly attached to the edge covering 9, gaps between the frame and the glass are completely blocked, no seam is easy to appear, all wind blowing to the device is contacted with the wind sound absorption layer 3, the wind noise can be reduced after the device is installed, the blocking piece 6 is contacted with the frame of the frame at the glass surface, the arc edge 7 blocks the wind blowing facing the gaps between the glass and the frame, the wind sound absorption layer 3 enables sound waves to be contacted with the sound insulation layer 4, the sound insulation layer 4 isolates noise generated by vibration of air flow and the like, so that the wind noise is reduced, the nano foaming layer 5 has the effects of heat insulation, heat preservation, shock absorption and noise reduction, and can effectively reduce the air flow wind noise to be transmitted into the room, the bulge 12 can support the groove 10 after installation, so that the device is fitted between the frame and the glass and is very firm, and is not easy to loosen due to the vibration of air flow.

Specifically, the corners of the top pad 2 and the corners of the bottom pad 1 are rounded.

In this embodiment, the round corner treatment makes the bottom pad 1 and the top pad 2 have smoother and more beautiful appearance

Specifically, the wind sound absorption layer 3 is made of nitrile rubber.

In this embodiment, the wind sound absorption layer 3 made of nitrile rubber has a strong adhesive force, is easy to install, and has excellent aging resistance and a long service life.

Specifically, the upper end face of the support platform 11 is matched with the lower end face of the edge covering 9, and the outer surface of the protrusion 12 is matched with the inner side face of the groove 10.

In this embodiment, the supporting base 11 is covered by the covering edge 9 during installation, so that all the wind blowing to the device is in contact with the wind noise absorption layer 3, and the device is ensured not to generate any wind noise after being installed, and is very practical.

The working principle and the using process of the utility model are as follows: during the installation, with the bottom surface and the glass contact of heelpiece 1, hypotenuse 8 and frame contact, with the frame with the good back of glass concatenation, hypotenuse 8 is extruded by the frame, make between top pad 2 and the heelpiece 1 extrude each other, make supporting bench 11 with bordure 9 and locate laminating very inseparable, it cracks to plug up and be difficult for appearing whole gaps between frame and the glass, make all wind that blow to this device all with wind sound absorbing layer 3 contact, ensure that this device installation back can make an uproar with the wind and reduce, simultaneously, recess 10 is withstood after the installation to protruding 12, make this device assembly between frame and glass both laminate very firmly again, difficult vibration because of the air current is not hard up.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a can reduce sound insulation pad of wind noise, includes heelpiece (1) and top pad (2), its characterized in that: bottom pad (1) and top pad (2) all include wind sound absorption layer (3), puigging (4) and nanometer foaming layer (5), the up end of top pad (2) is provided with separation blade (6), separation blade (6) are provided with arc limit (7) and hypotenuse (8) respectively with the both sides of bottom pad (1), the lower terminal surface of top pad (2) is provided with respectively bordures (9) and recess (10), the up end of bottom pad (1) is provided with brace table (11) and arch (12) respectively.

2. A sound insulating mat for reducing wind noise according to claim 1, wherein: and the corners of the top cushion (2) and the corners of the bottom cushion (1) are rounded.

3. A sound insulating mat for reducing wind noise according to claim 1, wherein: the wind sound absorption layer (3) is made of nitrile rubber.

4. A sound insulating mat for reducing wind noise according to claim 1, wherein: the upper end face of the supporting table (11) is matched with the lower end face of the wrapping edge (9), and the outer surface of the protrusion (12) is matched with the inner side face of the groove (10).