CN213926918U

CN213926918U - Cinema sound insulation is effectual cinema partition wall

Info

Publication number: CN213926918U
Application number: CN202022594117.0U
Authority: CN
Inventors: 杨明; 王宁
Original assignee: Sichuan Gaia Cinema Co ltd
Current assignee: Sichuan Gaia Cinema Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-08-10
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a cinema sound insulation effect's cinema partition wall belongs to sound insulation technical field, including cement ground and crossbeam, the top on cement ground is provided with the crossbeam, be fixed with I shape synthetic resin between cement ground and the crossbeam, I shape synthetic resin's both sides all are fixed with the deadening felt, and the outside one side that is close to the deadening felt of I shape synthetic resin is provided with the cystosepiment, deadening felt and cystosepiment laminating, the even fixed mounting in both sides of I shape synthetic resin has the cross mount, all be provided with the acoustic celotex board between the cross mount. The utility model discloses a deadening felt tentatively gives sound insulation, then utilizes the cystosepiment to carry out the secondary and gives sound insulation to carry out the cubic through the acoustic celotex board and give sound insulation, the I shape synthetic resin of rethread high density gives sound insulation four times with the sound reflection, gives sound insulation through the multilayer, has improved the syllable-dividing effect of wall body when using.

Description

Cinema sound insulation is effectual cinema partition wall

Technical Field

The utility model relates to a cinema partition wall especially relates to a cinema sound insulation effect is good cinema partition wall, belongs to sound insulation technical field.

Background

The cinema is a place for showing the movie for the audience, the movie is shown in places such as a coffee hall, a tea house and the like at the initial generation stage, along with the progress and development of the movie, the cinema specially built for showing the movie is appeared, the development of the movie, from silence to sound and even stereo, from black and white films to color films, from common screens to wide screens and even dome screens and ring screens, the shape, the size, the proportion and the acoustic technology of the cinema are greatly changed, the cinema must meet the technological requirements of showing the movie to obtain good visual and auditory effects, and in the process of building the cinema, a partition wall needs to be built for ensuring good sound insulation effect;

but present partition wall only gives sound insulation through acoustic celotex board and deadening felt at the in-process of building, and the sound insulation effect is relatively poor, and the outside of deadening felt after using for a long time has storing up of more dust, influences the sound insulation effect, and traditional acoustic celotex board is comparatively inconvenient when the installation, consequently, the utility model provides a cinema sound insulation effect is good's cinema partition wall is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a cinema sound insulation effect is good cinema partition wall to it is poor to give sound insulation effect among the prior art to solve, the inconvenient problem of deadening felt surface dust clearance.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a cinema sound insulation is effectual cinema partition wall, includes cement ground and crossbeam, the top on cement ground is provided with the crossbeam, be fixed with I shape synthetic resin between cement ground and the crossbeam, I shape synthetic resin's both sides all are fixed with the deadening felt, and the outside one side of being close to the deadening felt of I shape synthetic resin is provided with the cystosepiment, deadening felt and cystosepiment laminating, the even fixed mounting in I shape synthetic resin's both sides has cross mount, all be provided with the acoustic celotex board between the cross mount, all be provided with stop gear on the cross mount, be provided with the cavity between the lateral wall of acoustic celotex board and I shape synthetic resin.

Preferably: and a vacuum bin is arranged in the middle of the inside of the I-shaped synthetic resin.

Preferably: the crossbeam inboard is fixed with the installation storehouse, and the inside in installation storehouse is provided with the fan, the bottom in installation storehouse is provided with the shower nozzle.

Preferably: stop gear includes mounting groove, spring and stopper, the top and the bottom at cross mount are seted up to the mounting groove, the inside of mounting groove is all slidable mounting has the stopper, be provided with the spring between the inside of stopper and mounting groove.

Preferably: the one end that the cross mount was kept away from to the stopper all is provided with the inclined plane, and the inclined plane all faces the one side of keeping away from the acoustic celotex board.

Preferably: the I-shaped synthetic resin is connected with the cement ground and the cross beam through fixing bolts.

The utility model has the advantages that:

the utility model provides a pair of cinema sound insulation effect is good's cinema partition wall, preliminarily give sound insulation through the deadening felt, then utilize the cystosepiment to carry out secondary sound insulation, and carry out cubic sound insulation through the acoustic celotex board, I shape synthetic resin of rethread high density carries out quartic sound insulation with the sound reflection, give sound insulation through the multilayer, the syllable-dividing effect of wall body when using has been improved, mounting groove on the cross mount, the setting of the positioning mechanism that spring and stopper are constituteed, make the installation of acoustic celotex board more convenient, crossbeam top installation storehouse, the setting of the exhaust mechanism that fan and shower nozzle are constituteed, can effectually prevent the adhesion of dust, can form the gas screen simultaneously, change the direction of propagation of sound, then, improve the sound insulation effect.

Drawings

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

fig. 2 is a structural diagram of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the sound insulation board mounting structure of the present invention.

In the figure: 1. a cement floor; 2. a cross beam; 3. an I-shaped synthetic resin; 4. a sound-deadening felt; 5. a foam board; 6. a cross-shaped fixing frame; 7. a sound insulating board; 8. a cavity; 9. a vacuum bin; 10. installing a bin; 11. a fan; 12. a spray head; 13. mounting grooves; 14. a spring; 15. and a limiting block.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, this embodiment provides a cinema sound insulation effect's cinema partition wall, including cement ground 1 and crossbeam 2, the top on cement ground 1 is provided with crossbeam 2, be fixed with i-shaped synthetic resin 3 between cement ground 1 and the crossbeam 2, i-shaped synthetic resin 3's both sides all are fixed with deadening felt 4, and i-shaped synthetic resin 3 outside is close to one side of deadening felt 4 and is provided with cystosepiment 5, deadening felt 4 and cystosepiment 5 laminating, the even fixed mounting in both sides of i-shaped synthetic resin 3 has cross mount 6, all be provided with acoustic celotex 7 between the cross mount 6, all be provided with stop gear on the cross mount 6, be provided with cavity 8 between acoustic celotex 7 and the lateral wall of i-shaped synthetic resin 3.

In the present embodiment, as shown in fig. 1, a vacuum chamber 9 is provided at an intermediate position inside the i-shaped synthetic resin 3, and the effect of sound insulation is increased by the vacuum chamber 9.

In this embodiment, as shown in fig. 1, a mounting bin 10 is fixed inside a cross beam 2, a fan 11 is disposed inside the mounting bin 10, a nozzle 12 is disposed at the bottom of the mounting bin 10, and when the fan 11 is activated, gas is ejected from the inside of the nozzle 12 to form an air curtain, so that dust is effectively removed and the propagation direction of sound is changed.

In this embodiment, as shown in fig. 2, stop gear includes mounting groove 13, spring 14 and stopper 15, and mounting groove 13 sets up at the top and the bottom of cross mount 6, and the inside of mounting groove 13 all has stopper 15 by slidable mounting, is provided with spring 14 between stopper 15 and the inside of mounting groove 13, utilizes stopper 15 to stretch out and draw back in the inside of mounting groove 13, conveniently carries out the block.

In this embodiment, as shown in fig. 2, the one end that cross mount 6 was kept away from to stopper 15 all is provided with the inclined plane, and the inclined plane all faces the one side of keeping away from acoustic celotex board 7, and the convenience is at the in-process of acoustic celotex board 7 installation, directly extrudees the inside of mounting groove 13 with stopper 15, and it is more convenient to install.

In the present embodiment, as shown in fig. 1, the i-shaped synthetic resin 3 is connected to the concrete floor 1 and the beam 2 by fixing bolts, so that the installation stability is improved.

As shown in fig. 1 to 3, the present embodiment provides a cinema partition wall with good sound insulation effect for cinema sound, which comprises the following steps:

step 1: fixing I-shaped synthetic resin 3 on the top of the cement ground 1 and the top of the cross beam 2, then installing the cross-shaped fixing frames 6, after the installation is finished, clamping the sound insulation boards 7 between the cross-shaped fixing frames 6, filling the foam boards 5 on the outer sides of the sound insulation boards 7, and then paving sound insulation felts 4 on the outer sides of the foam boards 5;

step 2: in the using process, primary sound insulation is carried out through the sound insulation felt 4, secondary sound insulation is carried out through the foam board 5, tertiary sound insulation is carried out through the sound insulation board 7, and sound reflection is carried out through the high-density I-shaped synthetic resin 3 to carry out sound insulation for four times;

and step 3: in the use process, the fan 11 is started, gas is sprayed out from the inside of the spray head 12 to form an air curtain, the surface of the sound-proof felt 4 is dedusted, and meanwhile, the sound transmission direction is changed.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a cinema sound insulation effect's cinema partition wall which characterized in that: comprises a cement ground (1) and a beam (2), the beam (2) is arranged at the top of the cement ground (1), i-shaped synthetic resin (3) is fixed between the cement ground (1) and the cross beam (2), sound-proof felts (4) are fixed on both sides of the I-shaped synthetic resin (3), and a foam board (5) is arranged on one side of the outside of the I-shaped synthetic resin (3) close to the sound-proof felt (4), the sound-proof felt (4) is attached to the foam board (5), the two sides of the I-shaped synthetic resin (3) are uniformly and fixedly provided with a cross-shaped fixing frame (6), sound insulation boards (7) are arranged between the cross-shaped fixing frames (6), the cross-shaped fixing frames (6) are provided with limiting mechanisms, and a cavity (8) is arranged between the sound insulation board (7) and the side wall of the I-shaped synthetic resin (3).

2. The cinema partition wall with good sound insulation effect for the cinema sound equipment, which is characterized in that: and a vacuum bin (9) is arranged in the middle of the inside of the I-shaped synthetic resin (3).

3. The cinema partition wall with good sound insulation effect for the cinema sound equipment, which is characterized in that: the inner side of the cross beam (2) is fixed with an installation bin (10), a fan (11) is arranged inside the installation bin (10), and a spray head (12) is arranged at the bottom of the installation bin (10).

4. The cinema partition wall with good sound insulation effect for the cinema sound equipment, which is characterized in that: stop gear includes mounting groove (13), spring (14) and stopper (15), the top and the bottom at cross mount (6) are seted up in mounting groove (13), the inside of mounting groove (13) all slidable mounting has stopper (15), be provided with spring (14) between the inside of stopper (15) and mounting groove (13).

5. The cinema partition wall with good sound insulation effect for the cinema sound equipment, which is characterized in that: the limiting block (15) is far away from one end of the cross-shaped fixing frame (6) and is provided with an inclined plane, and the inclined plane faces to one side of the sound insulation board (7).

6. The cinema partition wall with good sound insulation effect for the cinema sound equipment, which is characterized in that: the I-shaped synthetic resin (3) is connected with the cement ground (1) and the cross beam (2) through fixing bolts.