CN205153247U - Zigzag shaped inhales sound and lets out and explode furred ceiling - Google Patents

Abstract

The utility model relates to a zigzag shaped inhales sound and lets out and explode furred ceiling, including a room girder iron frame, still including main oblique fossil fragments, hang fossil fragments and entrant sound aluminium buckle perpendicularly, the fossil fragments of hanging perpendicularly hang fossil fragments and hang the short drop shot of fossil fragments and hang fossil fragments and constitute than long by long, the length hang fossil fragments and drop shot and hang fossil fragments and separate vertical below of establishing at room girder iron frame each other, the length hang the lower extreme that fossil fragments and drop shot hung fossil fragments and connect through main oblique fossil fragments, the oblique fossil fragments of owner on still the fixed buckle that is equipped with support fossil fragments, entrant sound aluminium buckle place on the buckle supports fossil fragments, the upper surface of entrant sound aluminium buckle on be equipped with one and inhale sound rock wool board. But zigzag shaped furred ceiling usable reflection, absorption equipment noise. Simultaneously, its entrant sound aluminium buckle, inhaling sound rock wool board and all not having fixed connection with suspended ceiling keel, when the factory building was blasted, entrant sound aluminium buckle and rock wool board can be opened rapidly, formed the pressure release face.

Description

A broken-line sound-absorbing explosion-venting ceiling

technical field

The utility model relates to the field of noise reduction in industrial buildings, in particular to a broken-line sound-absorbing and explosion-venting ceiling.

Background technique

The noise pollution of industrial buildings has always troubled many enterprises. At present, most industrial buildings have reduced noise pollution through certain measures and materials. The usual practice is to set up sound-absorbing materials on the walls of buildings and set up sound-absorbing ceilings. However, for industrial buildings that need to consider explosion-proof and explosion-venting, such as Class A factory buildings, ordinary sound-absorbing ceilings will hinder the explosion-venting of the roof, so that the pressure-relieving area of the building cannot meet the requirements of the code. Therefore, a new type of sound-absorbing ceiling is needed, which can meet the requirements of sound-absorbing and noise-reducing, and will not affect the explosion venting of the building roof.

Utility model content

In order to overcome the above-mentioned shortcomings of the prior art, the purpose of this utility model is to provide a broken-line sound-absorbing and explosion-venting ceiling that meets the requirements of sound-absorbing and noise-reducing, can be effectively opened in the event of an explosion in the factory building, and provides sufficient pressure-relieving area.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a broken-line sound-absorbing explosion-venting ceiling, including a beam steel frame, and also includes a main inclined keel, a vertical hanging keel and a sound-transmitting aluminum buckle plate. The vertical hanging keel is composed of a long hanging keel and a short hanging keel shorter than the long hanging keel. The lower ends of the long hanging keel and the short hanging keel are connected by the main inclined keel; the main inclined keel is also fixed with a gusset supporting keel, and the sound-transmitting aluminum gusset is placed on the gusset supporting keel , the upper surface of the sound-transmitting aluminum gusset is provided with a sound-absorbing rock wool board.

The long hanging keels and the short hanging keels are evenly spaced and vertically arranged below the steel frame of the roof beam.

The included angle between the main inclined keel and the long hanging keel is between 45° and 70°.

The distance between the long hanging keel and the short hanging keel is 1200mm. The thickness of the sound-absorbing rock wool board is 50mm.

The utility model adopts the above technical scheme and has the following advantages. The utility model adopts vertical hanging keels of different heights, so that the installed horizontal keel forms an inclined keel, and the sound-transmitting aluminum buckle installed on the inclined keel The board is also inclined for this, forming a broken line shape as a whole. The broken line-shaped ceiling can effectively emit and absorb the noise of the equipment. To deal with the noise multiple times and achieve the purpose of noise reduction. At the same time, the sound-transmitting aluminum buckle plate and the sound-absorbing rock wool board are placed on the main inclined keel, and there is no fixed connection to the main inclined keel. When the factory explodes, the sound-transmitting aluminum The buckle plate and rock wool board will open quickly to form a pressure relief surface.

Description of drawings

Fig. 1 is the mechanism schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the connection composition structure between the keels of the utility model;

In the figure: 1. The main inclined keel; 2. The vertical hanging keel; 3. The gusset supporting keel; 4. The sound-transmitting aluminum gusset; 5. The sound-absorbing rock wool board; 6. The steel beam of the house; 7. Equipment; 201. Long hanging keel; 202. Short hanging keel.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

Example 1

As shown in Figures 1 and 2, a broken-line sound-absorbing and explosion-venting ceiling includes a beam steel frame 6, and also includes a main inclined keel 1, a vertical hanging keel 2 and a sound-transmitting aluminum gusset 4. The vertical hanging The hanging keel 2 is composed of a long hanging keel 201 and a short hanging keel 202 shorter than the long hanging keel 201. The long hanging keel 201 and the short hanging keel 202 are vertically arranged on the roof beam steel frame 6, the lower ends of the long hanging keel 201 and the short hanging keel 202 are connected by the main inclined keel 1; the main inclined keel 1 is also fixed with a gusset supporting keel 3, and the sound-permeable The aluminum gusset 4 is placed on the gusset support keel 3 , and a sound-absorbing rock wool board 5 is provided on the upper surface of the sound-transmitting aluminum gusset 4 .

In the process of installation, first, the long hanging keel 201 and the short hanging keel 202 in the vertical hanging keel 2 are fixed on the roof steel beam 6 by self-tapping screws and suspender angle codes (the roof steel beam is C-shaped steel ), the vertical hanging keel 2 is installed in combination with the M6×800 galvanized full-wire suspender and the vertical hanging keel 50×40×1. After the vertical hanging keel 2 is installed, install the main inclined keel 1 on the vertical hanging keel Between the hanging keels 2, because the long hanging keels 201 and the short hanging keels 202 are vertically arranged on the roof beam steel frame 6, the installed main inclined keels 1 form a broken line. Before installing the main inclined keels, the buckle The plate supporting keel is fixed on the main inclined keel 1 by buckles, and then the sound-transmitting aluminum gusset 4 is placed on the gusset supporting keel 3, which cannot be fixed. Place the sound-absorbing rock wool board 5 on the sound-transmitting aluminum gusset 4, and finally install the assembly of the main inclined keel 1, the gusset supporting keel 3, the sound-transmitting aluminum gusset 4, and the sound-absorbing rock wool board 5 to the vertical hanging keel 2, complete the installation of the zigzag sound-absorbing and explosion-venting ceiling provided in this embodiment.

During the use of the factory building, the equipment 7 in the factory building will emit noise. When the noise reaches the ceiling, because this embodiment provides a broken-line suspended ceiling, the broken-line suspended ceiling can effectively emit noise, and each The sound-absorbing rock wool board on the sound-transmitting aluminum gusset absorbs the noise, thereby reducing the noise. 1. The sound-absorbing rock wool board 5 is placed on the main inclined keel 1, and is not fixed with the main inclined keel 1. When the shock wave impacts the sound-transmitting aluminum gusset 4 and the sound-absorbing rock wool board 5, the The cotton board will open quickly to form a pressure relief surface, which prevents the shock wave from being able to dissipate quickly from the factory building and cause greater losses.

Example 2

A broken-line sound-absorbing and explosion-venting ceiling, including a beam steel frame 6, and also includes a main inclined keel 1, a vertical hanging keel 2 and a sound-transmitting aluminum gusset 4, and the vertical hanging keel 2 is formed by a long hanging keel The keel 201 and the short hanging keel 202 shorter than the long hanging keel 201 are composed. The long hanging keel 201 and the short hanging keel 202 are spaced from each other and vertically arranged under the roof beam steel frame 6. The lower ends of the long hanging keel 201 and the short hanging keel 202 are connected through the main inclined keel 1; the main inclined keel 1 is also fixed with a gusset supporting keel 3, and the sound-transmitting aluminum gusset 4 is placed on On the gusset support keel 3, a sound-absorbing rock wool board 5 is provided on the upper surface of the sound-transmitting aluminum gusset 4. In this embodiment, the long hanging keel 201 and the short hanging keel 202 are arranged vertically at even intervals. Below the steel frame 6 of the roof beam, the lowest point of the broken line ceiling formed by the long hanging keels 201 and short hanging keels 202 arranged at even intervals can be located on the same horizontal line. Part of the noise caused by unevenness cannot be refracted to reduce the noise. At the same time, the long hanging keel 201 and the short hanging keel 202 are evenly spaced to ensure that the main inclined keel 1 used is of the same specification, which can reduce the noise during installation. Unnecessary waste reduces the cost of suspended ceilings.

During the installation process, two long hanging keels 201 are first fixed at both ends of the roof steel beam 6 by self-tapping screws and suspender corners, and then the long hanging keels 201 and the short hanging keels are aligned according to the fixed distance of the factory building. Position the distance between the keel 202, and then fix it on the roof steel beam 6 (the roof steel beam is C-shaped steel) through self-tapping screws and suspender corner codes. The vertical hanging keel 2 adopts M6×800 galvanized full-wire suspender Install in combination with the vertical hanging keel 50×40×1. After the vertical hanging keel 2 is installed, install the main inclined keel 1 between the vertical hanging keels 2, because the long hanging keel 201 and the short hanging keel 202 Set vertically on the roof beam steel frame 6 at a distance from each other. After installation, the main inclined keel 1 is in a broken line shape. Acoustic aluminum gusset 4 is placed on the gusset support keel 3 and cannot be fixed. Place the sound-absorbing rock wool board 5 on the sound-transmitting aluminum gusset 4, and finally install the assembly of the main inclined keel 1, the gusset supporting keel 3, the sound-transmitting aluminum gusset 4, and the sound-absorbing rock wool board 5 to the vertical hanging keel 2, complete the installation of the zigzag sound-absorbing and explosion-venting ceiling provided in this embodiment.

During the use of the factory building, the equipment 7 in the factory building will emit noise. When the noise reaches the ceiling, because this embodiment provides a broken-line suspended ceiling, the broken-line suspended ceiling can effectively emit noise, and each The sound-absorbing rock wool board on the sound-transmitting aluminum gusset absorbs the noise, thereby reducing the noise. 1. The sound-absorbing rock wool board 5 is placed on the main inclined keel 1, and is not fixed with the main inclined keel 1. When the shock wave impacts the sound-transmitting aluminum gusset 4 and the sound-absorbing rock wool board 5, the The cotton board will open quickly to form a pressure relief surface, which prevents the shock wave from being able to dissipate quickly from the factory building and cause greater losses.

Example 3

On the basis of Embodiment 1 or 2, the angle between the main inclined keel 1 and the long hanging keel 201 is between 45° and 70°; the long hanging keel 201 and the short hanging keel The distance between 202 is 1200mm; the thickness of the sound-absorbing rock wool board 5 is 50mm. In this embodiment, the distance between the long hanging keel 201 and the short hanging keel 202 is 1200 mm, and the angle between the main inclined keel 1 and the long hanging keel 201 is between 45° and 70°, which can ensure the use of The sound-transmitting aluminum gusset 4 can use the marked aluminum gusset. The specification of the marked aluminum gusset is 600×600×1. The thickness of the sound-absorbing rock wool board 5 is 50mm, which can effectively absorb noise. When the thickness When the thickness is less than 50mm, the noise reduction effect is relatively poor. When the thickness is greater than 50mm, the weight of the sound-absorbing rock wool board 5 will increase accordingly. It is not fixed with the main inclined keel 1, and the weight increase will cause slipping during use.

The above examples are only illustrations of the utility model, and do not constitute a limitation to the protection scope of the utility model. All designs identical or similar to the utility model all belong to the protection scope of the utility model.

Claims (5)

1. a fold-line-shaped sound-absorbing venting of dust explosion furred ceiling, comprise room joist steel frame (6), it is characterized in that, also comprise main oblique keel (1), vertical hanging keel (2) and entrant sound aluminum-pinch (4), described vertical hanging keel (2) is made up of long hanging keel (201) and the short hanging keel (202) shorter than long hanging keel (201), described long hanging keel (201) and the spaced below being vertically located at room joist steel frame (6) of short hanging keel (202), described long hanging keel (201) is connected by main oblique keel (1) with the lower end of short hanging keel (202), the oblique keel of described master (1) are also fixed with a buckle support keel (3), described entrant sound aluminum-pinch (4) is placed on buckle support keel (3), and the upper surface of described entrant sound aluminum-pinch (4) is provided with a sound-absorbing rock cotton board (5).

2. a kind of fold-line-shaped sound-absorbing venting of dust explosion furred ceiling according to claim 1, is characterized in that, described long hanging keel (201) and short hanging keel (202) uniform intervals are vertically located at below, room joist steel frame (6).

3. a kind of fold-line-shaped sound-absorbing venting of dust explosion furred ceiling according to claim 1 and 2, it is characterized in that, the angle between the oblique keel of described master (1) and long hanging keel (201) is between 45 ° to 70 °.

4. a kind of fold-line-shaped sound-absorbing venting of dust explosion furred ceiling according to claim 1 and 2, it is characterized in that, the spacing between described long hanging keel (201) and short hanging keel (202) is 1200mm.

5. a kind of fold-line-shaped sound-absorbing venting of dust explosion furred ceiling according to claim 1, it is characterized in that, the thickness of described sound-absorbing rock cotton board (5) is 50mm.