CN208251349U - The fabrics sound-absorbing Soft Roll of mini singing pavilion - Google Patents

Abstract

The utility model provides a kind of fabrics sound-absorbing Soft Roll of mini singing pavilion, comprising: fixed plate is equipped with multiple first fabrics Soft Rolls and multiple second fabrics Soft Rolls, and the first fabrics Soft Roll is different from the height of the second fabrics Soft Roll and is spaced apart from each other arrangement；First fabrics Soft Roll is equipped with the first solid wood frame, and first solid wood frame the first sound absorption cavity of back side recess, the first sound absorption cavity is interior to be equipped with polyester fiber acoustical cotton, and the first solid wood frame surface is equipped with cloth；Second fabrics Soft Roll is equipped with the second solid wood frame, and second solid wood frame the second sound absorption cavity of back side recess, the second sound absorption cavity is interior to be equipped with polyester fiber acoustical cotton, and the second solid wood frame surface is equipped with cloth；Height of the height of first solid wood frame less than the second solid wood frame, the depth of the depth of the first sound absorption cavity less than the second sound absorption cavity.Mini singing pavilion fabrics Soft Roll forms multiple and different bandwidth absorbing surfaces using the hybrid permutation matrix of height, captures wider surplus frequency point in principal reflection sound, strong to eliminate intermediate frequency flutter echo, reduces low frequency standing wave.

Description

The fabrics sound-absorbing Soft Roll of mini singing pavilion

Technical field

The utility model relates to Indoor environment field of acoustics, the fabrics sound-absorbing Soft Roll of espespecially a kind of mini singing pavilion.

Background technique

In architectural acoustics, sound-absorbing be it is essential, do not do sound-absorbing processing space, vertically and horizontally can Multiple reflections sound and direct sound wave superposition phenomenon are formed, lengthens the room reverberation time, sound cannot dissipate for a long time, so as to cause room The clarity of interior sound is inadequate, it is difficult to use.

Sound-absorbing Soft Roll is widely used in studio, recording studio, KTV, play as a kind of current relatively conventional absorptive product The places such as field, movie theatre, meeting room, multifunctional hall are a kind of high-end absorptive products.But the liner sound-absorbing material of sound-absorbing Soft Roll For mineral wool, it is known that mineral wool is that industrial clout is made, glass fibre is easy to evaporate into air, human body sucking It can cause the discomfort of lung afterwards, serious person even injures life security；And conventional fixed frame is with batten, aluminum strip system It forms, but this does not provide sound-absorbing any help.

Summary of the invention

For background technique problem encountered, improve mini song pavilion acoustics the purpose of this utility model is to provide a kind of Environment, solve sound field confusion, room standing wave, microphone easily utter long and high-pitched sounds, the fabrics sound-absorbing Soft Roll of the mini singing pavilion of functions such as sound insulation.

To achieve the above object, the utility model uses following technological means: a kind of fabrics sound-absorbing of mini singing pavilion is soft Packet a, comprising: fixed plate is equipped with multiple first fabrics Soft Rolls and multiple second fabrics Soft Rolls, the first fabrics Soft Roll and institute It states the height difference of the second fabrics Soft Roll and is spaced apart from each other arrangement；The first fabrics Soft Roll is equipped with the first solid wood frame, described First solid wood frame back side recess, one first sound absorption cavity, is equipped with polyester fiber acoustical cotton in first sound absorption cavity, and described first Solid wood frame surface is equipped with cloth；The second fabrics Soft Roll is equipped with the second solid wood frame, and the second solid wood frame back side is recessed One second sound absorption cavity is fallen into, polyester fiber acoustical cotton is equipped in second sound absorption cavity, the second solid wood frame surface is equipped with cloth Item；The height of the first solid wood frame is less than the height of the second solid wood frame, and the depth of first sound absorption cavity is less than The depth of second sound absorption cavity.

Further, the width of the first fabrics Soft Roll is equal with the width of the second fabrics Soft Roll.

Further, the first fabrics Soft Roll and the second fabrics Soft Roll are quadrangle, and first fabrics is soft The four edges of packet are adjacent with the side of the second fabrics Soft Roll.

Further, the cloth is the muddy knitmesh cloth of terylene flax.

Further, the high density that the first solid wood frame and the second solid wood frame are adopted international standards is neutral Plate.

Further, the first fabrics Soft Roll and the second fabrics Soft Roll are using the hybrid permutation matrix of height, shape At multiple and different bandwidth absorbing surfaces.

Further, the first fabrics Soft Roll is square.

Further, the fixed plate is equipped with multiple fixation holes.

Compared with prior art, the utility model has the following beneficial effects: the fabrics sound-absorbing Soft Roll of mini singing pavilion is adopted With the hybrid permutation matrix of height, multiple and different bandwidth absorbing surfaces are formed, wider surplus frequency point in principal reflection sound is captured, effectively disappears Except intermediate frequency flutter echo, low frequency standing wave is reduced, multidigit is effectively controlled and is distributed in the interaction between the reflection source of students of metope and hearer, 500hz can be effectively absorbed to reflect to 22000hz sound wave, the volume of 15 decibels or so of isolation is spread, meanwhile, adjust room Whole spatiality, provides monitoring reverberation appropriate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the fabrics sound-absorbing Soft Roll of the mini singing pavilion of the utility model；

Fig. 2 is the side view of the fabrics sound-absorbing Soft Roll of the mini singing pavilion of the utility model；

Fig. 3 is the cross-sectional view of the first fabrics Soft Roll of the fabrics sound-absorbing Soft Roll of the mini singing pavilion of the utility model；

Fig. 4 is the cross-sectional view of the second fabrics Soft Roll of the fabrics sound-absorbing Soft Roll of the mini singing pavilion of the utility model.

The drawing reference numeral of specific embodiment illustrates:

Fixed plate 1

Fixation hole 11

First fabrics Soft Roll 2

First solid wood frame 21

First sound absorption cavity 22

Second fabrics Soft Roll 3

Second solid wood frame 31

Second sound absorption cavity 32

Cloth 4.

Specific embodiment

For convenient for better understanding the purpose, structure, characteristics and efficacy of the utility model, in conjunction with attached drawing and specific real Applying mode, the utility model is described in further detail.

As shown in attached Fig. 1 to Fig. 4, the utility model uses a kind of following technological means: fabrics sound-absorbing of mini singing pavilion Soft Roll a, comprising: fixed plate 1 is equipped with multiple first fabrics Soft Rolls 2 and multiple second fabrics Soft Rolls 3, first fabrics are soft Packet 2 is different from the height of the second fabrics Soft Roll 3 and is spaced apart from each other arrangement.

The first fabrics Soft Roll 2 is equipped with the first solid wood frame 21,21 back side recess one first of the first solid wood frame Sound absorption cavity 22, first sound absorption cavity 22 is interior to be equipped with polyester fiber acoustical cotton.First solid wood frame, 21 surface is equipped with cloth 4, shorten the reverberation time, it is covert to improve sound equipment performance, improve the function of speech intelligibility.

The second fabrics Soft Roll 3 is equipped with the second solid wood frame 31,31 back side recess one second of the second solid wood frame Sound absorption cavity 32, second sound absorption cavity 32 is interior to be equipped with polyester fiber acoustical cotton.Second solid wood frame, 31 surface is equipped with cloth 4, shorten the reverberation time, it is covert to improve sound equipment performance, improve the function of speech intelligibility.

The environmentally friendly polyester fiber sound-absorbing sponge filled inside first sound absorption cavity 22 and second sound absorption cavity 32 can have The noise for absorbing full range 125 to 3800HZ of effect, because there is the hole of a large amount of small connections inside environmentally friendly polyester fiber sound-absorbing sponge Gap, sound wave can go deep into material internal along these holes, and rubbing action, which occurs, with material can convert thermal energy for sound.And it is confused The fabrics sound-absorbing Soft Roll of your singing pavilion has high density, no dust, zero formaldehyde, B1 grades of flame retarding functions.

The height of the first solid wood frame 21 is less than the height of the second solid wood frame 31, first sound absorption cavity 22 Depth be less than second sound absorption cavity 32 depth.

Further, the width of the first fabrics Soft Roll 2 is equal with the width of the second fabrics Soft Roll 3.

Further, the first fabrics Soft Roll 2 and the second fabrics Soft Roll 3 are quadrangle, first fabrics The four edges of Soft Roll 2 are adjacent with the side of the second fabrics Soft Roll 3.

Further, the cloth 4 is the muddy knitmesh cloth of terylene flax, and medium density, high flame retardant, elasticity is moderate, is breathed freely The advantages that performance is good, has been provided simultaneously with sound-absorbing, and sound insulation is dust-proof, filters sound quality.

Further, in the high density that the first solid wood frame 21 and the second solid wood frame 31 are adopted international standards Property plate, it is sensitive to the degree of reflection of sound, it is clear and melodious soft bright.

Further, the first fabrics Soft Roll 2 uses the hybrid permutation matrix of height with the second fabrics Soft Roll 3, Form multiple and different bandwidth absorbing surfaces.

Further, the first fabrics Soft Roll 2 is square.

Further, the fixed plate 1 is equipped with multiple fixation holes 11, facilitates the fabrics sound-absorbing of the mini singing pavilion It is soft to be fixed on wall.

As shown in attached Fig. 1 to Fig. 4, the fabrics sound-absorbing Soft Roll of the mini singing pavilion of the utility model is using the hybrid row of height Column matrix forms multiple and different bandwidth absorbing surfaces, captures wider surplus frequency point in principal reflection sound, and strong intermediate frequency of eliminating trembles back Sound, reduces low frequency standing wave, effectively controls multidigit and is distributed in the interaction between the reflection source of students of metope and hearer, can effectively inhale 500hz to be received to reflect to 22000hz sound wave, the volume of 15 decibels or so of isolation is spread, meanwhile, adjust the whole space shape in room State provides monitoring reverberation appropriate, improves mini song pavilion acoustic enviroment, solve sound field confusion, room standing wave, microphone are easily uttered long and high-pitched sounds, Sound insulation etc..

The explanation of the only preferred embodiment of the utility model is described in detail above, it is non-therefore limitation the utility model special Sharp range, so, all equivalence techniques with carried out by this creation specification and diagramatic content change, and are both contained in the utility model The scope of the patents in.

Claims (7)

1. a kind of fabrics sound-absorbing Soft Roll of mini singing pavilion characterized by comprising

One fixed plate is equipped with multiple first fabrics Soft Rolls and multiple second fabrics Soft Rolls, the first fabrics Soft Roll and described the The height of two fabrics Soft Rolls is different and is spaced apart from each other arrangement；

The first fabrics Soft Roll is equipped with the first solid wood frame, one first sound absorption cavity of the first solid wood frame back side recess, institute It states and is equipped with polyester fiber acoustical cotton in the first sound absorption cavity, the first solid wood frame surface is equipped with cloth；

The second fabrics Soft Roll is equipped with the second solid wood frame, one second sound absorption cavity of the second solid wood frame back side recess, institute It states and is equipped with polyester fiber acoustical cotton in the second sound absorption cavity, the second solid wood frame surface is equipped with cloth；

The height of the first solid wood frame is less than the height of the second solid wood frame, and the depth of first sound absorption cavity is less than The depth of second sound absorption cavity.

2. the fabrics sound-absorbing Soft Roll of mini singing pavilion as described in claim 1, it is characterised in that: the first fabrics Soft Roll Width is equal with the width of the second fabrics Soft Roll.

3. the fabrics sound-absorbing Soft Roll of mini singing pavilion as claimed in claim 2, it is characterised in that: the first fabrics Soft Roll and The second fabrics Soft Roll is quadrangle, side phase of the four edges of the first fabrics Soft Roll with the second fabrics Soft Roll It is adjacent.

4. the fabrics sound-absorbing Soft Roll of mini singing pavilion as described in claim 1, it is characterised in that: the cloth is terylene flax Muddy knitmesh cloth.

5. the fabrics sound-absorbing Soft Roll of mini singing pavilion as described in claim 1, it is characterised in that: the first fabrics Soft Roll with The second fabrics Soft Roll forms multiple and different bandwidth absorbing surfaces using the hybrid permutation matrix of height.

6. the fabrics sound-absorbing Soft Roll of mini singing pavilion as claimed in claim 2, it is characterised in that: the first fabrics Soft Roll is Square.

7. the fabrics sound-absorbing Soft Roll of mini singing pavilion as described in claim 1, it is characterised in that: the fixed plate is equipped with more A fixation hole.