CN217354068U

CN217354068U - Improved sound insulation type bridge cutoff aluminum profile

Info

Publication number: CN217354068U
Application number: CN202220709555.3U
Authority: CN
Inventors: 刘家胜
Original assignee: Jiangsu Dingsheng Aluminum Co ltd
Current assignee: Jiangsu Dingsheng Aluminum Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-09-02
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a modified type bridge cut-off aluminium alloy that gives sound insulation contains first aluminium alloy and second aluminium alloy, all is equipped with dovetail in opposite directions on first aluminium alloy and the second aluminium alloy, and a set of dovetail passes through the connecting piece to be connected, the inside first sound reflecting plate that all is equipped with bilateral symmetry of first aluminium alloy and second aluminium alloy, and the lower part of second aluminium alloy still is equipped with the second sound reflecting plate. The utility model discloses compare traditional syllable-dividing bridge cut-off aluminium has the function of initiative reflection sound, has added the reflecting plate of reflection sound on the basis of sound absorption, has promoted the effect of isolated sound, and inner structure is simple, and is with low costs, compares with the scheme that realizes the effect that gives sound insulation through complicated multilayer structure and has obvious advantage, is fit for promoting.

Description

Improved sound insulation type bridge cutoff aluminum profile

Technical Field

The utility model relates to a bridge cut-off aluminium correlation field especially relates to a modified type bridge cut-off aluminium alloy that gives sound insulation.

Background

The bridge-cut-off aluminum is called heat-insulation bridge-cut-off aluminum, and particularly, because the aluminum alloy is metal and has relatively fast heat conduction, when the indoor and outdoor temperatures are different greatly, the aluminum alloy can become a bridge for transferring heat, and the door and window made of the material has poor heat-insulation performance; the bridge-cut aluminum is formed by cutting off aluminum alloy from the middle, and the cut aluminum alloy is connected into a whole by adopting plastic. The bridge-cut-off aluminum profile is a novel heat-insulating aluminum alloy profile formed by separating and tightly connecting two layers of indoor and outdoor aluminum alloy profiles into a whole by using plastic profiles.

Most aluminium alloy is mainly all that heat insulating strip links to each other with the aluminium alloy on the market now, and plays the effect of absorbing sound through filling the foam cotton, all realizes through absorbing the processing of sound, but solves through the number of piles and the soundproof cotton of increasing inner structure usually when demand soundproof effect is high, has the experiment to prove at present that there is not apparent promotion when the foam cotton reachs the quantity soundproof effect that increases the foam cotton behind certain quantity. Therefore, the requirements of customers are not met, the production cost is increased, the production difficulty of products is improved, and the development of the industry is not facilitated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is: at present, the effect of absorbing sound is played through filling foam cotton, the processing to sound is realized through absorbing, but the number of piles and the soundproof cotton's that usually solve through increasing inner structure when demand soundproof effect is high, increased manufacturing cost and also promoted the production degree of difficulty of product, be unfavorable for the problem of the development of industry.

(II) technical scheme

In order to solve the problem, the utility model provides a modified type bridge cut-off aluminium alloy gives sound insulation contains first aluminium alloy and second aluminium alloy, first aluminium alloy with all be equipped with dovetail in opposite directions on the second aluminium alloy, it is a set of the dovetail passes through the connecting piece and connects, first aluminium alloy with the inside first sound reflecting plate that all is equipped with bilateral symmetry of second aluminium alloy, the lower part of second aluminium alloy still is equipped with the second sound reflecting plate.

Further, first aluminium alloy with still be equipped with the first draw-in groove of longitudinal symmetry on the second aluminium alloy, be equipped with the first boss of "T" type on the first sound reflecting plate, first draw-in groove with first boss swing joint.

Furthermore, one side of the first sound reflection plate, which is far away from the connecting piece, is provided with a bowl-shaped first reflection groove, and the first reflection groove is provided with a plurality of groups and is uniformly arranged on the first sound reflection plate.

Furthermore, a first sound absorption cotton is arranged on one side, close to the connecting piece, of the first sound reflection plate, and the first sound absorption cotton is fixedly connected with the first sound reflection plate.

Furthermore, the first aluminum profile and the second aluminum profile are provided with second sound absorption cotton therebetween.

Further, second aluminium alloy lower part still is equipped with the second draw-in groove, still be equipped with the second boss on the second sound reflecting plate, the second draw-in groove with second boss swing joint.

Further, still be equipped with bowl form second reflection recess on the second sound reflecting plate, second reflection recess is equipped with a plurality of groups and align to grid and sets up the second sound reflecting plate is kept away from one side of connecting piece, the second sound reflecting plate is close to one side of connecting piece is fixed to be equipped with the third sound absorption cotton.

Further, first sound reflecting plate with the second sound reflecting plate all adopts the preparation of the smooth plastics material in surface, first sound absorption cotton second sound absorption cotton with the third sound absorption cotton all adopts polyurethane foam material, the connecting piece material is PA66 nylon material.

Advantageous effects

The beneficial effects of the utility model are that: the utility model discloses compare traditional syllable-dividing bridge cut-off aluminium has the function of initiative reflection sound, has added the reflecting plate of reflection sound on the basis of sound absorption, has promoted the effect of isolated sound, and inner structure is simple, and is with low costs, compares with the scheme that realizes the effect that gives sound insulation through complicated multilayer structure and has obvious advantage, is fit for promoting.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a view showing a structure of a first sound reflection plate;

fig. 4 is a structural view of a second sound reflection plate;

the labels in the figure are: 1-first aluminum profile, 2-second aluminum profile, 3-dovetail groove, 4-connecting piece, 5-first sound reflecting plate, 6-first clamping groove, 7-first boss, 8-first reflecting groove, 9-first sound absorbing cotton, 10-second sound absorbing cotton, 11-second sound reflecting plate, 12-second clamping groove, 13-second boss, 14-second reflecting groove and 15-third sound absorbing cotton.

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.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Please refer to fig. 1-4, an improved sound insulation type bridge-cut-off aluminum profile comprises a first aluminum profile 1 and a second aluminum profile 2, wherein the first aluminum profile 1 and the second aluminum profile 2 are respectively provided with opposite dovetail grooves 3, a group of dovetail grooves 3 are connected through a connecting piece 4, the first aluminum profile 1 and the second aluminum profile 2 are respectively internally provided with a first sound reflection plate 5 in bilateral symmetry, and the lower part of the second aluminum profile 2 is further provided with a second sound reflection plate 11. Frame when external sound passes through the aluminium alloy outside can be reflected back after reaching first sound reflecting plate 5 to inside transmission to reduce external sound and to the inside transmission of aluminium alloy, thereby reach syllable-dividing effect, thereby the second sound reflecting plate 11 that the lower part of second aluminium alloy 2 set up simultaneously also can reflect the sound that the transmission of the 2 lower parts outsides of second aluminium alloy comes in and reduce the sound transmission and carry out the inside volume of aluminium alloy and play syllable-dividing effect.

Further, still be equipped with the first draw-in groove 6 of longitudinal symmetry on first aluminium alloy 1 and the second aluminium alloy 2, be equipped with the first boss 7 of "T" type on the first sound reflecting plate 5, first draw-in groove 6 and first boss 7 swing joint use through the cooperation of first boss 7 and first draw-in groove 6 to realize the cooperation installation of first boss 7 and first draw-in groove 6, it is convenient to install. One side that connecting piece 4 was kept away from to first sound reflecting plate 5 is equipped with the first reflection recess 8 of bowl form, and first reflection recess 8 is provided with a plurality of groups and align to grid on first sound reflecting plate 5, and the first reflection recess 8 of bowl form makes sound effectively reduce the volume that sound directly passed first sound reflecting plate 5 by reflecting to other regions at the transmission in-process to reach syllable-dividing effect. The first sound reflection plate 5 is provided with a first sound absorption cotton 9 on one side close to the connecting piece 4, and the first sound absorption cotton 9 can further absorb sound passing through the first sound reflection plate 5, so that a sound insulation effect is further realized. The first sound absorption cotton 9 is fixedly connected with the first sound reflection plate 5. A second sound absorption cotton 10 is arranged between the first aluminum profile 1 and the second aluminum profile 2. The lower part of the second aluminum profile 2 is also provided with a second clamping groove 12, the second sound reflecting plate 11 is also provided with a second boss 13, and the second clamping groove 12 is movably connected with the second boss 13. The second sound reflection plate 11 is further provided with a bowl-shaped second reflection groove 14, and the second reflection grooves 14 are provided with a plurality of groups and are uniformly arranged on one side of the second sound reflection plate 11 far away from the connecting piece 4. The operation of the second sound baffle 11 is the same as the first sound baffle 5 and will not be described in detail here, it is believed that it will be clear. And a third sound absorption cotton 15 is fixedly arranged on one side of the second sound reflection plate 11 close to the connecting piece 4. First sound baffle 5 and second sound baffle 11 all adopt the smooth plastic material preparation in surface, and first sound absorption cotton 9, second sound absorption cotton 10 and third sound absorption cotton 15 all adopt the polyurethane foam material, and connecting piece 4 material is PA66 nylon material.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a modified type bridge cut-off aluminium alloy that gives sound insulation which characterized in that: contain first aluminium alloy (1) and second aluminium alloy (2), first aluminium alloy (1) with all be equipped with dovetail (3) in opposite directions on second aluminium alloy (2), a set of dovetail (3) are connected through connecting piece (4), first aluminium alloy (1) with inside first sound reflecting plate (5) that all are equipped with bilateral symmetry of second aluminium alloy (2), the lower part of second aluminium alloy (2) still is equipped with second sound reflecting plate (11).

2. The improved sound insulation type bridge-cut-off aluminum profile according to claim 1, wherein the first aluminum profile (1) and the second aluminum profile (2) are further provided with first clamping grooves (6) which are symmetrical up and down, the first sound reflection plate (5) is provided with a T-shaped first boss (7), and the first clamping grooves (6) are movably connected with the first boss (7).

3. The improved sound insulation type broken bridge aluminum profile as claimed in claim 1, wherein a bowl-shaped first reflection groove (8) is formed in one side of the first sound reflection plate (5) far away from the connecting piece (4), and a plurality of groups of the first reflection grooves (8) are arranged on the first sound reflection plate (5) and are uniformly arranged.

4. The improved sound insulation type bridge-cut-off aluminum profile as claimed in claim 1, wherein a first sound absorption cotton (9) is arranged on one side of the first sound reflection plate (5) close to the connecting piece (4), and the first sound absorption cotton (9) is fixedly connected with the first sound reflection plate (5).

5. An improved sound insulation type bridge cut-off aluminum profile as claimed in claim 1, wherein a second sound absorption cotton (10) is further arranged between the first aluminum profile (1) and the second aluminum profile (2).

6. The improved sound insulation type bridge-cut-off aluminum profile according to claim 1, wherein a second clamping groove (12) is further formed in the lower portion of the second aluminum profile (2), a second boss (13) is further formed in the second sound reflection plate (11), and the second clamping groove (12) is movably connected with the second boss (13).

7. The improved sound insulation type bridge-cut-off aluminum profile according to claim 1, wherein a bowl-shaped second reflection groove (14) is further formed in the second sound reflection plate (11), a plurality of groups of the second reflection grooves (14) are uniformly arranged on one side, away from the connecting piece (4), of the second sound reflection plate (11), and a third sound absorption cotton (15) is fixedly arranged on one side, close to the connecting piece (4), of the second sound reflection plate (11).

8. The improved sound insulation type bridge-cut-off aluminum profile as claimed in claim 1, wherein the first sound reflection plate (5) and the second sound reflection plate (11) are made of smooth plastic materials, the first sound absorption cotton (9), the second sound absorption cotton (10) and the third sound absorption cotton (15) are made of polyurethane foam materials, and the connecting piece (4) is made of PA66 nylon materials.