CN115233856A - Construction method of large-space theater sound absorption wall - Google Patents
Construction method of large-space theater sound absorption wall Download PDFInfo
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- CN115233856A CN115233856A CN202210587296.6A CN202210587296A CN115233856A CN 115233856 A CN115233856 A CN 115233856A CN 202210587296 A CN202210587296 A CN 202210587296A CN 115233856 A CN115233856 A CN 115233856A
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- wall body
- sound absorption
- sound
- keel
- space
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 37
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000004576 sand Substances 0.000 claims abstract description 24
- 239000002023 wood Substances 0.000 claims abstract description 22
- 229920000742 Cotton Polymers 0.000 claims abstract description 9
- 239000000919 ceramic Substances 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 239000002344 surface layer Substances 0.000 claims abstract description 5
- 238000007790 scraping Methods 0.000 claims abstract description 4
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 239000012634 fragment Substances 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 238000005336 cracking Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000003973 paint Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 11
- 230000003014 reinforcing effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/99—Room acoustics, i.e. forms of, or arrangements in, rooms for influencing or directing sound
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0801—Separate fastening elements
- E04F13/0803—Separate fastening elements with load-supporting elongated furring elements between wall and covering elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0875—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements having a basic insulating layer and at least one covering layer
Abstract
The application discloses a construction method of a sound absorption wall body of a large-space theater, which relates to the technical field of building construction, and comprises the steps of constructing and paying off a foundation wall body; fixedly mounting a plurality of supporting pieces on a wall body; installing a base layer keel on the support piece, wherein the base layer keel comprises a plurality of vertically installed main keels and transversely installed auxiliary keels; a sound absorption cotton bag is clamped between the main keel and the auxiliary keel to form a sound absorption layer; a plurality of mounting boards are transversely arranged between the main keels from bottom to top, and acoustic panels are fixed on the mounting boards; a connecting wood plate is fixed at the splicing position of two adjacent sound-absorbing plates, and the splicing seam between the two adjacent sound-absorbing plates is filled; coating and scraping bottom sand of the ceramic sand on the sound absorption plate, and leveling; and after the bottom sand is completely dried, spraying a layer of finish paint sand on the bottom sand to form a surface layer. After the construction of the sound absorption wall is completed according to the procedures, the reverberation time of sound and the definition and fullness of speech sound are obviously improved, and the practical requirement of a theater is met.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a construction method of a sound absorption wall body of a large-space theater.
Background
Like this kind of place space in theater is great, simultaneously to the place that sound control requires more rigorously, need use strong sound absorbing material with the reverberation time in the control room mostly, mostly through setting up wooden abatvoix veneer in the engineering project of present theater class, control the reverberation time in the theater, after wooden abatvoix veneer construction, sound differentiates unobvious in the theater, reverberation time overlength, language sound is listened inadequately, and fullness is not enough.
Disclosure of Invention
The application provides a construction method of a sound absorption wall body of a large-space theater, which aims to solve the problems that the reverberation time in the large-space theater is too long, the speech sound is not clear enough, and the fullness is not enough.
The construction method of the sound absorption wall body of the large-space theater adopts the following technical scheme:
a construction method of a sound absorption wall body of a large-space theater comprises the following steps:
s1, constructing and paying off a foundation wall, determining the perpendicularity and the flatness of the wall to be constructed according to a finished surface line of the wall, and repairing and leveling the wall;
s2, fixedly mounting a plurality of supporting pieces on the wall according to the construction paying-off data;
s3, installing a base keel on the supporting piece, wherein the base keel comprises a plurality of vertically installed main keels and transversely installed auxiliary keels;
s4, clamping a sound absorption cotton bag between the main keel and the auxiliary keel to form a sound absorption layer;
s5, transversely arranging a plurality of mounting boards between the main keels from bottom to top, wherein the mounting boards are uniformly arranged at intervals, and fixing ceramic sand acoustic panels on the mounting boards;
s6, fixing a connecting wood plate at the splicing position of two adjacent sound-absorbing plates, and filling and leveling the splicing seam between the two adjacent sound-absorbing plates;
s7, coating and scraping ceramic crystal sand bottom sand on the sound absorption plate, and leveling;
and S8, after the bottom sand is completely dried, spraying a layer of finish sand on the bottom sand to form a surface layer.
Optionally, the farthest end of the support member is not less than 150mm away from the wall, and a cavity with a width of 50mm is arranged between the main keel and the wall.
Optionally, the base layer keel further comprises a reinforcing keel, the reinforcing keel is fixed on the ground, and the main keel is fixed on the reinforcing keel.
Optionally, an upward convex limiting table is arranged in the reinforcing keel, a limiting groove is formed in the bottom end of the main keel, and the limiting table is inserted into the limiting groove.
Optionally, a fiberglass anti-cracking gridding cloth is laid between every two adjacent acoustic panels, and gaps are filled with white putty and then are polished flat.
Optionally, a barrier strip is arranged between the main keel and the auxiliary keel, the barrier strip is arranged on one side, close to the wall body, of the base keel, and the sound absorption layer is abutted to the barrier strip.
Optionally, a fixing rod is arranged on one side, away from the wall body, of the barrier strip, and the fixing rod penetrates through the sound absorption layer.
Optionally, one end of the fixing rod penetrating through the sound absorption layer is abutted against the mounting wood board.
In summary, the present application includes at least one of the following advantages: after the construction of the sound absorption wall is completed according to the procedures, the reverberation time of sound and the definition and fullness of speech sound are obviously improved, and the practical requirement of a theater is met.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Description of reference numerals:
1. a wall body; 11. a support member; 2. a base keel; 21. a main keel; 211. a limiting groove; 22. a false keel; 23. reinforcing the keel; 231. a limiting table; 24. blocking strips; 25. fixing the rod; 3. a sound absorbing layer; 4. installing a wood board; 5. a sound-absorbing panel; 51. connecting the wood boards; 52. and (6) a surface layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a construction method of a sound absorption wall body of a large-space theater. Referring to fig. 1 and 2, a construction method of a sound absorption wall body of a large-space theater comprises the following steps:
s1, construction and setting out on a foundation wall body 1, determining the perpendicularity and the flatness of the wall body to be constructed according to the finishing surface line of the wall body 1, repairing and leveling the wall body 1, firstly retesting the site according to the elevation and the axis of a civil engineering handover building, comparing the measured data with a construction layout chart, checking whether an error value is within a specification requirement, if the error value is overlarge, communicating the design with a civil engineering construction unit in time, taking a deviation rectifying measure, and adjusting the construction layout chart; and secondly, according to the checked elevation and axis, discharging a 1m line of the decoration construction level, a main control line and a branch control line, and determining the perpendicularity and the flatness of the original building wall according to the finished surface line of the wall 1.
S2, a plurality of support pieces 11 are fixedly installed on the wall body 1 according to construction paying-off data, the support pieces 11 are 75 light steel keels in the embodiment, the support pieces 11 are fixed on the wall body 1 through expansion bolts, the vertical direction interval between every two support pieces 11 is 1000mm, the transverse direction interval is 600mm, and meanwhile, the distance between one end, far away from the wall body 1, of each support piece 11 and the surface of the wall body 1 is not less than 150mm.
S3, installing a base layer keel 2 on the support piece 11, wherein the base layer keel 2 comprises a plurality of vertically installed main keels 21 and horizontally installed auxiliary keels 22; the main joist 21 is fixed in the one end of 11 principle walls 1 of support piece through self tapping screw, and the false keel 22 is fixed on the main joist 21 along the horizontal direction, forms a plurality of square frames that are the rectangle between main joist 21 and the false keel 22, forms a width for 50 mm's cavity between main joist 21 and the wall 1 surface, and the cavity has certain noise cancelling effect.
In order to increase the stability of the installation of the base layer keel 2, a reinforcing keel 23 is arranged on the ground, in the embodiment, the reinforcing keel 23 is a 75U-shaped ceiling keel, the bottom end of the main keel 21 is inserted into the reinforcing keel 23, and an expansion bolt is used to penetrate through the main keel 21 and the reinforcing keel 23 and is fixed on the ground.
Be provided with the bellied spacing platform 231 that makes progress in consolidating fossil fragments 23, be provided with spacing groove 211 in the bottom of main joist 21, insert the main joist 21 and consolidate fossil fragments 23 in, the spacing platform 231 on consolidating fossil fragments 23 inserts the spacing groove 211 on the main joist 21 in, can further consolidate the steadiness of main joist 21 installation for basic unit's fossil fragments 2 are fixed more firmly on wall body 1.
S4, clamping and arranging a sound absorption cotton bag between the main keel 21 and the auxiliary keel 22 to form a sound absorption layer 3; the sound absorbing layer 3 is formed by clamping and fixing a sound absorbing cotton bag in a square frame formed between the main keel 21 and the auxiliary keel 22. Because there is the cavity between main joist 21 and the wall body 1, in order to avoid inhaling during sound layer 3 falls into the cavity, one side that is close to wall body 1 at basic unit's fossil fragments 2 is fixed with blend stop 24 along the horizontal direction, blend stop 24 sets up along the horizontal direction, blend stop 24 can play spacing effect to inhaling the sound cotton bale, can avoid wall body 1 to receive the striking messenger to inhale the sound cotton bale and drop in the cavity for it is more firm in the square frame between main joist 21 and false keel 22 to inhale the sound cotton bale.
S5, transversely arranging a plurality of mounting wood plates 4 from bottom to top among the main keels 21, wherein the mounting wood plates 4 are uniformly arranged at intervals, fixing ceramic sand acoustic panels 5 on the mounting wood plates 4, and using wood bars with the length of 400mm and the width of 100mm for the mounting wood plates 4; the installation wood board 4 is fixed on the base keel 2 through a countersunk screw, the installation wood board 4 is informed to abut against the sound absorption layer 3, and the installation wood board 4 and the barrier strip 24 can fix the sound absorption layer 3.
Use countersunk screw to fix abatvoix 5 on installation plank 4 for abatvoix 5's installation is more convenient, makes the certain distance in interval between abatvoix 5 and the basic unit fossil fragments 2 simultaneously, can play better sound effect of inhaling.
In order to enable the sound-absorbing cotton bag to be more stable in the base keel, a fixing rod 25 is fixed on one side, away from the wall body 1, of the barrier strip 24 along the horizontal direction, the fixing rod 25 penetrates through the sound-absorbing layer 3 and abuts against the installation wood board 4, the fixing rod 25 is fixed on the installation wood board 4 through a countersunk head screw on the installation wood board 4, and the sound-absorbing layer 3 can be further reinforced.
S6, fixing a connecting wood board 51 at the splicing position of two adjacent sound-absorbing boards 5, and filling and leveling the splicing seam between the two adjacent sound-absorbing boards 5; after using countersunk screw to fix sound-absorbing board 5 at installation plank 4 and hindering, there will be certain gap between the sound-absorbing board 5, in order to make to connect between two adjacent sound-absorbing boards 5 inseparabler, fixed connection plank 51 between two adjacent sound-absorbing boards 5, connect plank 51 and use countersunk screw to fix on sound-absorbing board 5, connect plank 51 and use the plank that length and width are 100 mm. The connecting wooden plate 51 can increase the stability of the connection between two adjacent sound-absorbing plates 5.
In order to better fill the gap between two adjacent sound-absorbing boards 5, the space between two adjacent sound-absorbing boards 5 is filled with glass fiber anti-cracking gridding cloth and white putty, and after the filling, the wall surface is polished to be flat.
S7, coating and scraping bottom sand of the ceramic crystal sand on the sound-absorbing board 5, adding purified water which is not more than 2% of the weight of the coating into the primer sand, uniformly stirring, and leveling the wall surface after the wall surface is coated and scraped, so that the whole wall surface is flat and smooth.
And S8, after the bottom sand is completely dried, spraying a layer of finish sand on the bottom sand to form a surface layer 52.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A construction method of a sound absorption wall body of a large-space theater comprises the following steps:
s1, construction and paying off are carried out on a foundation wall body (1), the perpendicularity and the flatness of the wall body to be constructed are determined according to the finish surface line of the wall body (1), and the wall body (1) is repaired and leveled;
s2, fixedly mounting a plurality of supporting pieces (12) on the wall body (1) according to construction paying-off data;
s3, installing a base layer keel (2) on the support piece (12), wherein the base layer keel (2) comprises a plurality of vertically installed main keels (21) and horizontally installed auxiliary keels (22);
s4, clamping a sound absorption cotton bag between the main keel (21) and the auxiliary keel (22) to form a sound absorption layer (3);
s5, transversely arranging a plurality of mounting wood plates (4) from bottom to top among the main keels (21), uniformly arranging the mounting wood plates (4) at intervals, and fixing ceramic sand acoustic panels (5) on the mounting wood plates (4);
s6, fixing a connecting wood board (51) at the splicing position of the two adjacent sound-absorbing boards (5), and filling and leveling the splicing seam between the two adjacent sound-absorbing boards (5);
s7, coating and scraping ceramic sand bottom sand on the sound absorption plate (5), and leveling;
and S8, after the bottom sand is completely dried, spraying a layer of finish sand on the bottom sand to form a surface layer (52).
2. The construction method of the sound absorption wall body for the large-space theater according to claim 1, characterized in that: the farthest distance of the support piece (12) is not less than 150mm from the wall body (1), and a cavity with the width of 50mm is arranged between the main keel (21) and the wall body (1).
3. The construction method of the sound absorption wall body of the large-space theater according to the claim 2, characterized in that: base level fossil fragments (2) are still including consolidating fossil fragments (23), it is fixed in ground to consolidate fossil fragments (23), main joist (21) are fixed in on consolidating fossil fragments (23).
4. The construction method of the sound absorption wall body of the large-space theater according to the claim 3, characterized in that: be equipped with in reinforcement fossil fragments (23) and make progress bellied spacing platform (231), the bottom of main joist (21) is equipped with spacing groove (211), spacing platform (231) are inserted and are located in spacing groove (211).
5. The construction method of the sound absorption wall body of the large-space theater according to the claim 1 is characterized in that: and glass fiber anti-cracking gridding cloth is laid between every two adjacent sound-absorbing boards (5), and gaps are filled with white putty and then are polished to be flat.
6. The construction method of the sound absorption wall body for the large-space theater according to claim 1, characterized in that: be equipped with blend stop (24) between main joist (21) and false keel (22), blend stop (24) set up in one side that basic unit's fossil fragments (2) are close to wall body (1), sound absorbing layer (3) are contradicted in blend stop (24).
7. The construction method of the sound absorption wall body of the large-space theater according to the claim 6 is characterized in that: and a fixing rod (25) is arranged on one side, away from the wall body (1), of the barrier strip (24), and the fixing rod (25) penetrates through the sound absorption layer (3).
8. The construction method of the sound absorption wall body of the large-space theater according to claim 7, characterized in that: and the fixing rod (25) penetrates through one end of the sound absorption layer (3) and is abutted against the mounting wood plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587296.6A CN115233856A (en) | 2022-05-25 | 2022-05-25 | Construction method of large-space theater sound absorption wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210587296.6A CN115233856A (en) | 2022-05-25 | 2022-05-25 | Construction method of large-space theater sound absorption wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115233856A true CN115233856A (en) | 2022-10-25 |
Family
ID=83668538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210587296.6A Withdrawn CN115233856A (en) | 2022-05-25 | 2022-05-25 | Construction method of large-space theater sound absorption wall |
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|---|---|
| CN (1) | CN115233856A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007303259A (en) * | 2006-05-08 | 2007-11-22 | Kankyo Create:Kk | Jig for preventing peeling/falling of sprayed asbestos |
| CN202767358U (en) * | 2012-07-23 | 2013-03-06 | 青岛东亚建筑装饰有限公司 | Cavity-type acoustic wallboard |
| CN103225354A (en) * | 2013-04-28 | 2013-07-31 | 上海振恒装饰工程有限公司 | Sound absorbing heat preservation wall |
| CN208668690U (en) * | 2018-08-03 | 2019-03-29 | 山西鼎隆智装科技股份有限公司 | A kind of assembly type light steel keel partition |
| CN112459300A (en) * | 2020-11-27 | 2021-03-09 | 中冶建工集团有限公司 | Construction method of novel sound-absorbing partition wall |
| CN213806072U (en) * | 2020-11-06 | 2021-07-27 | 中国建筑西南设计研究院有限公司 | Piece joint node structure of close piece together superimposed sheet |
| WO2022000955A1 (en) * | 2020-06-29 | 2022-01-06 | 北新集团建材股份有限公司 | Wall structure |
-
2022
- 2022-05-25 CN CN202210587296.6A patent/CN115233856A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007303259A (en) * | 2006-05-08 | 2007-11-22 | Kankyo Create:Kk | Jig for preventing peeling/falling of sprayed asbestos |
| CN202767358U (en) * | 2012-07-23 | 2013-03-06 | 青岛东亚建筑装饰有限公司 | Cavity-type acoustic wallboard |
| CN103225354A (en) * | 2013-04-28 | 2013-07-31 | 上海振恒装饰工程有限公司 | Sound absorbing heat preservation wall |
| CN208668690U (en) * | 2018-08-03 | 2019-03-29 | 山西鼎隆智装科技股份有限公司 | A kind of assembly type light steel keel partition |
| WO2022000955A1 (en) * | 2020-06-29 | 2022-01-06 | 北新集团建材股份有限公司 | Wall structure |
| CN213806072U (en) * | 2020-11-06 | 2021-07-27 | 中国建筑西南设计研究院有限公司 | Piece joint node structure of close piece together superimposed sheet |
| CN112459300A (en) * | 2020-11-27 | 2021-03-09 | 中冶建工集团有限公司 | Construction method of novel sound-absorbing partition wall |
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Application publication date: 20221025 |