CN210342395U - Furred ceiling aluminum plate secondary sound-insulating structure - Google Patents

Abstract

The utility model relates to a furred ceiling aluminum plate secondary sound-proof construction belongs to the novel architectural decoration field that relates to. Has the advantage of simple installation of the sound insulation board. Including main joist, secondary joist and hanger plate, the secondary joist, the draw-in groove has been seted up to secondary joist length direction both sides, the edge joint of hanger plate in the draw-in groove, the diapire of secondary joist covers has the bottom plate of dismantling the connection, the bottom plate with wear to establish between the secondary joist diapire with the bolt, just the bottom plate passes through the bolt fastening in the secondary joist diapire, the hanger plate below is equipped with the acoustic celotex board, the acoustic celotex board edge is pressed from both sides tightly with the bottom plate through the secondary joist diapire.

Description

Furred ceiling aluminum plate secondary sound-insulating structure

Technical Field

The utility model relates to an architectural decoration field especially relates to a furred ceiling aluminum plate secondary sound-proof construction.

Background

The sound of walking, the sound of cutting vegetables, the sound of moving tables and chairs, the sound of television, the sound of flushing water in sewer pipes and the like of upstairs residents are transmitted to the rooms of the residents through structural solid sound transmission. At this time, if the ceiling which is not sound-deadened is sound-deadened, the above noise can be reduced to some extent. But at the secondary in-process of fitment to the furred ceiling, it is great to the improvement of furred ceiling, changes original furred ceiling aluminum plate even, and the fitting up process is comparatively complicated, and the cycle also can be relatively longer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a furred ceiling aluminum plate secondary sound-insulating structure has the advantage that makes the acoustic celotex board simple installation.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a furred ceiling aluminum plate secondary sound-proof structure, includes main joist, secondary joist and hanger plate, the draw-in groove has been seted up to the secondary joist length direction both sides, the edge joint of hanger plate in the draw-in groove, the diapire of secondary joist covers has the bottom plate of dismantling the connection, the bottom plate with wear to establish and the bolt between the secondary joist diapire, just the bottom plate passes through the bolt fastening in the secondary joist diapire, the hanger plate below is equipped with the acoustic celotex board, the acoustic celotex board edge is pressed from both sides tightly with the bottom plate through the secondary joist diapire.

Implement above-mentioned technical scheme, when need not install the acoustic celotex board, the bottom plate passes through the bolt and fixes at the secondary joist diapire, when needs install the acoustic celotex board, revolves out the bolt from the secondary joist diapire, makes to form the clearance between bottom plate and the secondary joist diapire, and after the clearance was put into at the edge of acoustic celotex board, the bolt of screwing again can make the acoustic celotex board pressed from both sides tightly at the secondary joist diapire.

Furthermore, the transversal "worker" font of personally submitting of secondary joist, including last diaphragm, lower diaphragm and riser, the both sides face is connected respectively perpendicularly on the riser go up the diaphragm with lower diaphragm, the bottom plate is located below the diaphragm.

Implement above-mentioned technical scheme, go up the diaphragm, down diaphragm and riser and connect, form bilateral symmetry's draw-in groove.

Furthermore, the bottom surface of the lower transverse plate is positioned under the vertical plate and vertically provided with a threaded hole in a penetrating manner, the threaded hole extends into the vertical plate, and the bottom plate is provided with a through hole aligned with the threaded hole.

Implement above-mentioned technical scheme, the threaded hole confession bolted connection is worn to establish by lower diaphragm bottom surface, in order to extend the length of threaded hole, consequently sets up the threaded hole on the riser. The bolt penetrates through the through hole to be connected with the threaded hole, and the bottom plate is fixed.

Furthermore, countersunk grooves are formed in the bottom plate and located on the periphery of the through hole.

Implement above-mentioned technical scheme, the countersunk head groove holds the head of bolt, makes the bottom plate bottom surface more pleasing to the eye.

Furthermore, the acoustic celotex board with be equipped with the sand grip along diaphragm length direction down between the diaphragm down, the sand grip passes through the acoustic celotex board edge with the diaphragm is pressed from both sides tightly down.

Implement above-mentioned technical scheme, setting up of sand grip has increased the clearance between hanger plate and the acoustic celotex board, forms the air bed of certain thickness, improves syllable-dividing effect.

Furthermore, the convex strip is fixed with the sound insulation board.

Furthermore, the raised strips are fixed with the lower transverse plate.

To sum up, the utility model discloses following beneficial effect has:

when the acoustic celotex board need not install, the bottom plate passes through the bolt and fixes at the secondary joist diapire, when needs installation acoustic celotex board, revolves out the bolt from the secondary joist diapire, makes to form the clearance between bottom plate and the secondary joist diapire, and after the clearance was put into to the edge of acoustic celotex board, the bolt of screwing again can make the acoustic celotex board pressed from both sides tightly at the secondary joist diapire. The installation method of the ceiling acoustic panel is simple, and the decoration time is shortened.

Drawings

FIG. 1 is a schematic structural view of the present invention without the installation of the baffle;

FIG. 2 is a schematic view of the acoustic panel of the present invention;

FIG. 3 is an exploded view of the present invention with acoustic panels installed;

fig. 4 is a schematic view of a part of the structure of the secondary keel and the bottom plate of the present invention.

Reference numerals: 1. a main keel; 2. a secondary keel; 21. an upper transverse plate; 22. a lower transverse plate; 23. a vertical plate; 3. a hanger plate; 4. a card slot; 5. a base plate; 6. a bolt; 7. a sound insulating board; 8. a threaded hole; 9. a through hole; 10. a countersunk groove; 11. and (4) raised strips.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.

The utility model provides a furred ceiling aluminum plate secondary sound-insulating structure, as shown in figure 1, for the structural schematic diagram when furred ceiling does not install acoustic celotex board 7, including main joist 1, secondary joist 2 and hanger plate 3, the lower terminal surface at main joist 1 is connected to 2 level vertical of secondary joist, and draw-in groove 4 has been seted up to 2 length direction's of secondary joist both sides, through the edge of 4 joint hanger plates 3 of relative draw-in groove between two adjacent secondary joist 2. A bottom plate 5 is fixed on the bottom surface of the secondary keel 2 through a bolt 6, and the shape of the upper end surface of the bottom plate 5 is the same as that of the bottom wall of the secondary keel 2.

As shown in fig. 2, which is a schematic structural view when the noise insulation board 7 is installed in the suspended ceiling, the noise insulation board 7 is located below the hanging board 3, and the bottom board 5 is fixedly connected with the bottom wall of the secondary joist 2 through the bolt 6. Fig. 3 is an exploded view of the ceiling in which the noise insulation sheet 7 is installed. Combine fig. 2 and fig. 3, when installation acoustic celotex board 7, earlier screw out from the 2 diapire of secondary joist with bolt 6, make and vacate between bottom plate 5 and the 2 diapire of secondary joist and supply 7 marginal male clearances of acoustic celotex board, after the marginal male clearance of acoustic celotex board 7, screw bolt 6 again, make the tight acoustic celotex board 7 of clamp of bottom plate 5 and 2 diapire of secondary joist.

As shown in fig. 4, the cross runner 2 is "i" shaped and includes an upper transverse plate 21, a lower transverse plate 22 and a vertical plate 23, the upper and lower lateral surfaces of the vertical plate 23 are respectively and vertically connected with the upper transverse plate 21 and the lower transverse plate 22, and the bottom plate 5 is located below the lower transverse plate 22. The bottom surface of the lower transverse plate 22 is located under the vertical plate 23, a threaded hole 8 vertically penetrates through the bottom surface, the threaded hole 8 extends into the vertical plate 23, and a through hole 9 aligned with the threaded hole 8 is formed in the bottom plate 5 and is used for connecting a bolt 6. In order to improve the appearance of the bottom plate 5, a countersunk groove 10 is formed in the bottom plate 5 at the periphery of the through hole 9, so that the head of the bolt 6 is accommodated in the countersunk groove 10, and the head of the bolt 6 does not exceed the bottom surface of the bottom plate 5.

With reference to fig. 3 and 4, in order to increase the gap between the baffle plate 7 and the hanging plate 3 to separate an air layer of about 2 cm, the convex strips 11 are provided between the edge of the baffle plate 7 and the lower horizontal plate 22 along the length direction of the cross runners 2, and the air layer can improve the sound insulation effect of the suspended ceiling. In one embodiment, the rib 11 is fixedly attached to the baffle 7 or the rib 11 is integrally provided with the baffle 7. In another embodiment, the ribs 11 may be mounted to the cross sill 22.

Claims (7)

1. The utility model provides a furred ceiling aluminum plate secondary sound-proof structure, includes main joist (1), secondary joist (2) and hanger plate (3), its characterized in that, secondary joist (2), draw-in groove (4) have been seted up to secondary joist (2) length direction both sides, the edge joint of hanger plate (3) in draw-in groove (4), the diapire of secondary joist (2) covers has bottom plate (5) of dismantling the connection, bottom plate (5) with wear to establish between secondary joist (2) diapire and bolt (6), just bottom plate (5) fasten in through bolt (6) secondary joist (2) diapire, hanger plate (3) below is equipped with acoustic celotex board (7), acoustic celotex board (7) edge is pressed from both sides tightly with bottom plate (5) through secondary joist (2) diapire.

2. The secondary sound insulation structure for the aluminum plate of the suspended ceiling is characterized in that the cross section of the secondary keel (2) is I-shaped and comprises an upper transverse plate (21), a lower transverse plate (22) and a vertical plate (23), the upper side surface and the lower side surface of the vertical plate (23) are respectively and vertically connected with the upper transverse plate (21) and the lower transverse plate (22), and the bottom plate (5) is located below the lower transverse plate (22).

3. The secondary sound insulation structure for the suspended ceiling aluminum plate as claimed in claim 2, wherein the bottom surface of the lower transverse plate (22) is vertically provided with a threaded hole (8) through the bottom surface of the vertical plate (23) under the vertical plate (23), the threaded hole (8) extends into the vertical plate (23), and the bottom plate (5) is provided with a through hole (9) aligned with the threaded hole (8).

4. A secondary sound insulation structure for ceiling aluminum panels as claimed in claim 3, wherein the bottom plate (5) is provided with countersunk grooves (10) at the circumferential direction of the through holes (9).

5. The secondary sound insulation structure for the ceiling aluminum plate as claimed in claim 2, wherein a protruding strip (11) is arranged between the sound insulation plate (7) and the lower transverse plate (22) along the length direction of the lower transverse plate (22), and the protruding strip (11) is clamped with the lower transverse plate (22) through the edge of the sound insulation plate (7).

6. A secondary ceiling aluminum panel sound insulation structure as claimed in claim 5, wherein the ribs (11) are fixed to the sound insulation panel (7).

7. The secondary sound insulation structure for aluminum ceiling plates as claimed in claim 5, wherein the raised strips (11) are fixed to the cross-slab (22).

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