CN206411413U - One kind sound absorption projection screen - Google Patents
One kind sound absorption projection screen Download PDFInfo
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- CN206411413U CN206411413U CN201720035375.0U CN201720035375U CN206411413U CN 206411413 U CN206411413 U CN 206411413U CN 201720035375 U CN201720035375 U CN 201720035375U CN 206411413 U CN206411413 U CN 206411413U
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- projection screen
- glomerocryst
- sound
- plate
- sound absorption
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Abstract
The utility model discloses one kind sound absorption projection screen, including the structural matrix with accommodating chamber, accommodate the glomerocryst plate being arranged on the structural matrix, and it is sprayed on the positive entrant sound coating of glomerocryst plate, and be provided with below the structural matrix bottom correspondence glomerocryst plate in air chamber, the air chamber and be provided with acoustical cotton.Sound absorption projection screen provided by the utility model, glomerocryst plate and entrant sound coating are combined, the rearmounted air chamber of glomerocryst plate, filling sound absorption cotton, its noise reduction coefficient NRC is up to 0.8, and there is provided an acoustically effective is good, the sound absorption projection screen that image and sound can be perfectly combined, builds comfortable audio-visual environment.The serious architectural acoustics of ball screen cinema, the area's sound focusing of Qiu Mu sand tables is particularly solved the problems, such as, there is great facilitation to the development of dynamic video display, exhibition, displaying.It is not dust suction, durable in use in addition, the utility model safeguards simple.
Description
Technical field
The utility model is related to a kind of sound absorber, more particularly to a kind of sound absorption projection screen.
Background technology
With the development of the society, the raising of living standards of the people, people are growing for the demand of spiritual civilization construction.
Substantial amounts of different grades of various forms of cultural buildings are built in nationwide.With the continuous improvement of science and technology, people
For can also show the theme to be showed with various forms of high-tech in cultural building.Designer and Construction Party are
Exploring and attempting innovation, it is desirable to have breakthrough in the performance of Form of Architecture and showpiece exhibition item etc..
Displaying form was transferred to Dynamic Display by former static display, and this just increases the hair of projection video technology significantly
Exhibition.Projection screen, as a ring last in optical projection system, is the place that picture is directly displayed, and its importance is indubitable.At present,
The material of projection screen is also multifarious, otherwise engineering projection screen has splicing gap using mosaic screen；Use supporting part still meeting
There is sagging sense；The sound-absorbing effect for being exactly projection screen does not reach space requirement.Projection screen not only to consider drop shadow effect, itself
Decorative effect is also contemplated that the problems such as maintenance rate, fire-fighting are applied for checking and examination.
The most frequently used projection screen, using terylene woven fabric as base material, is commonly called as supporting part in the prior art.Supporting part have portability,
The advantages of extensibility, folding resistance, be the conventional of the places such as normal cinema, home theater, teaching, training, office meeting displaying picture
Product.Such supporting part product quality is very different, it is grey easily to glue, easily it is sagging, be difficult to be fabricated to surface modeling, acoustically effective
It is not good.High-end large space cambered surface movie theatre, ball screen cinema require indoor sound environment occur without sound focusing, sound field it is uneven with, reverberation when
Between partially long etc. acoustical flaw.Supporting part is difficult to ensure that with good video effect and acoustic efficiency.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of sound absorption projection screen.This practicality
The sound absorption projection screen that new embodiment is provided, can solve common projection screen architectural acoustics poor performance, and mouldable is poor to ask
Topic, it is ensured that deduction space and viewing whole structure。
The technical solution of the utility model is as follows：
One kind sound absorption projection screen, wherein, including the structural matrix with accommodating chamber, accommodate and be arranged on the structural matrix
Glomerocryst plate, and be sprayed on the positive entrant sound coating of glomerocryst plate, and under the structural matrix bottom correspondence glomerocryst plate
Side is provided with air chamber, the air chamber and is provided with acoustical cotton.
Described sound absorption projection screen, wherein, the side frame upper surface flush of the glomerocryst plate and the structural matrix is set.
Described sound absorption projection screen, wherein, the entrant sound coating extension coating to the structural matrix side frame upper surface.
Described sound absorption projection screen, wherein, the thickness of the glomerocryst plate is 20-30mm.
Described sound absorption projection screen, wherein, the entrant sound coating is crystal sand acoustic window material layer.
Described sound absorption projection screen, wherein, the entrant sound coating is three layer crystal sand acoustic window material layers.
Sound absorption projection screen provided by the utility model, glomerocryst plate and entrant sound coating are combined, the rearmounted air of glomerocryst plate
Chamber, filling sound absorption cotton, its noise reduction coefficient NRC is up to 0.8 there is provided an acoustically effective is good, can be perfectly combined image and sound
Sound absorption projection screen, build comfortable audio-visual environment.Particularly solve ball screen cinema, the area's sound focusing of Qiu Mu sand tables building seriously
Acoustic problems are built, there is great facilitation to the development of dynamic video display, exhibition, displaying.In addition, the utility model safeguards letter
It is single, it is not dust suction, durable in use.And the utility model has the following advantages that：
1. solving common projection screen architectural acoustics poor performance, the shortcoming of mouldable difference seeks to be applied to high-end big sky
Between cambered surface movie theatre, ball screen cinema, the projection screen in the curved surface sand table Room.
2. solve the large area projection screen splicing obvious problem in gap, it is ensured that deduction space and viewing whole structure.
3.Solve the obstruction of the problems such as maintenance rate height and perception of common projection screen, fire-fighting.
Brief description of the drawings
Fig. 1 is a kind of cross-sectional view of the preferred embodiment for the projection screen that absorbs sound in the utility model.
Fig. 2 is a kind of splicing construction schematic diagram of the preferred embodiment for the projection screen that absorbs sound in the utility model.
In figure, 101 be entrant sound coating, and 102 be glomerocryst plate, and 103 be air chamber, and 104 be acoustical cotton, and 105 be structural matrix.
Embodiment
The utility model provides a kind of sound absorption projection screen, to make the purpose of this utility model, technical scheme and effect more
It is clear, clear and definite, referring to the drawings and give an actual example to the utility model be further described.It should be appreciated that described herein
Specific embodiment only explaining the utility model, be not used to limit the utility model.
As shown in figure 1, a kind of sound absorption projection screen that the utility model embodiment is provided, including the structure base with accommodating chamber
Body 105, accommodates the glomerocryst plate 102 being arranged on the structural matrix 105, and be sprayed on the painting of the positive entrant sound of glomerocryst plate 102
Layer 101, and it is provided with air chamber 105, the air chamber 105 below the bottom of the structural matrix 105 correspondence glomerocryst plate 102
Inside it is provided with acoustical cotton 104.Sound absorption projection screen provided by the utility model, glomerocryst plate and entrant sound dope layer are combined, and are gathered
The brilliant rearmounted air chamber of plate, filling sound absorption cotton, its noise reduction coefficient NRC is up to 0.8 there is provided an acoustically effective is good, can by image and
The sound absorption projection screen that sound is perfectly combined.
In the present embodiment, it is preferred that as shown in figure 1, on the side frame of the glomerocryst plate 102 and the structural matrix 105
Surface flushes setting.And the extension of entrant sound coating 101 is coated to the side frame upper surface of the structural matrix 105.Make institute
The sound absorption projection screen upper surface flush of formation.
In the present embodiment, it is preferred that the thickness of the glomerocryst plate 102 is 20-30mm.
In the present embodiment, it is preferred that the entrant sound coating 101 is crystal sand acoustic window material layer.
In the present embodiment, it is preferred that the entrant sound coating 101 is three layer crystal sand acoustic window material layers.Institute i.e. in the present embodiment
It is three layer crystal sand acoustic window material layers to state entrant sound coating 101, and specifically, described entrant sound coating 101 is crystal sand acoustic window material, coating
Consumption is gradually incremented by according to minimum three times sprayings, and 700g/ ㎡, the secondary ㎡ of spraying 900/, three spraying 1.1kg/ are sprayed first
The drying time of ㎡, the first floor and two layers of spraying must ensure at least 5h, and the drying time of two layers and three layers spraying must ensure at least
12h,
Certainly, in the present embodiment, when needing to be spliced into giant-screen, specifically, as shown in Fig. 2 the utility model is implemented
A kind of sound absorption projection screen that example is provided, can smear adhesive in the edges of boards for needing to dock, and slide to docking location, then use spiral shell
Nail is fixed.Specifically, the glomerocryst plate 102 smears joint mixture at splicing gap.
The utility model is applicable not only to large space cambered surface movie theatre, ball screen cinema, Qiu Mu sand tables area.Because of the utility model tool
There are good moisture resistant, fire protecting performance, be also applied for body skill building, such as：Gymnasium, natatorium etc..
In summary, sound absorption projection screen provided by the utility model, glomerocryst plate 102 and entrant sound coating are combined, and are gathered
The brilliant rearmounted air chamber 103 of plate, filling sound absorption cotton, its noise reduction coefficient NRC is up to 0.8 there is provided an acoustically effective is good, can be by image
The sound absorption projection screen being perfectly combined with sound, builds comfortable audio-visual environment.Particularly solve ball screen cinema, Qiu Mu sand tables area
The serious architectural acoustics problem of sound focusing, has great facilitation to the development of dynamic video display, exhibition, displaying.In addition, this
Utility model safeguards simple, not dust suction, durable in use.And the utility model has the following advantages that：
1. solving common projection screen architectural acoustics poor performance, the shortcoming of mouldable difference seeks to be applied to high-end big sky
Between cambered surface movie theatre, ball screen cinema, the projection screen in the curved surface sand table Room.
2. solve the large area projection screen splicing obvious problem in gap, it is ensured that deduction space and viewing whole structure.
3.Solve the obstruction of the problems such as maintenance rate height and perception of common projection screen, fire-fighting.
It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit is required.
Claims (6)
1. one kind sound absorption projection screen, it is characterised in that including the structural matrix with accommodating chamber, accommodate and be arranged on the structure base
Glomerocryst plate on body, and the positive entrant sound coating of glomerocryst plate is sprayed on, and in the structural matrix bottom correspondence glomerocryst
It is provided with below plate in air chamber, the air chamber and is provided with acoustical cotton.
2. sound absorption projection screen according to claim 1, it is characterised in that the side of the glomerocryst plate and the structural matrix
Frame upper surface flush is set.
3. sound absorption projection screen according to claim 1, it is characterised in that the entrant sound coating extension coating to the structure
Matrix side frame upper surface.
4. sound absorption projection screen according to claim 1, it is characterised in that the thickness of the glomerocryst plate is 20-30mm.
5. sound absorption projection screen according to claim 1, it is characterised in that the entrant sound coating is crystal sand acoustic window material layer.
6. sound absorption projection screen according to claim 5, it is characterised in that the entrant sound coating is three layer crystal sand acoustic window materials
Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720035375.0U CN206411413U (en) | 2017-01-12 | 2017-01-12 | One kind sound absorption projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720035375.0U CN206411413U (en) | 2017-01-12 | 2017-01-12 | One kind sound absorption projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411413U true CN206411413U (en) | 2017-08-15 |
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ID=59555183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720035375.0U Active CN206411413U (en) | 2017-01-12 | 2017-01-12 | One kind sound absorption projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111399329A (en) * | 2020-04-28 | 2020-07-10 | 青岛博时阻燃织物有限公司 | Three-side film-watching intelligent screen for cinema and construction process thereof |
-
2017
- 2017-01-12 CN CN201720035375.0U patent/CN206411413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111399329A (en) * | 2020-04-28 | 2020-07-10 | 青岛博时阻燃织物有限公司 | Three-side film-watching intelligent screen for cinema and construction process thereof |
| CN111399329B (en) * | 2020-04-28 | 2021-10-08 | 青岛博时阻燃织物有限公司 | Three-side film-watching intelligent screen for cinema and construction process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518029 8th and 13th floors, Zhonghao building, baguasi Road, Futian District, Shenzhen City, Guangdong Province Patentee after: Zhongfutai cultural architecture Co.,Ltd. Address before: 518029 13th floor, Zhonghao building, Bagua 4th Road, Futian District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ZHONGFUTAI CULTURAL BUILDING CONSTRUCTION Co.,Ltd. |
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| CP03 | Change of name, title or address |