Sound insulation and noise reduction suspended ceiling aluminum alloy plate

Abstract

The utility model relates to the field of aluminum alloy plates, in particular to a sound insulation and noise reduction suspended ceiling aluminum alloy plate which comprises a panel, a first mineral wool sound absorption layer, a polyester fiber sound absorption layer and a second mineral wool sound absorption layer, a groove is formed in the panel, keel inserting blocks are arranged on the two sides of the panel, the first mineral wool sound absorption layer is arranged in the groove in a clamped mode, and the polyester fiber sound absorption layer is arranged in the groove in a clamped mode. The polyester fiber sound-absorbing layer is fixedly arranged at the upper end of the first mineral wool sound-absorbing layer, the upper end face of the polyester fiber sound-absorbing layer is flush with the upper end of the panel, first through micropores are formed in the first mineral wool sound-absorbing layer at intervals, inserting strips are arranged at the upper end of the polyester fiber sound-absorbing layer, and sliding grooves matched with the inserting strips are formed in the lower end of the second mineral wool sound-absorbing layer. Second through micro holes staggered with the first through micro holes are formed in the second mineral wool sound absorption layer at intervals, the right end of the second mineral wool sound absorption layer is aligned to the left side of the panel on the other side, and multi-stage noise reduction is achieved through the first mineral wool sound absorption layer, the polyester fiber sound absorption layer and the second mineral wool sound absorption layer in the panel.

Description

Technical Field

[0001] The utility model relates to the field of aluminum alloy plates, in particular to a sound-insulating and noise-reducing suspended ceiling aluminum alloy plate. Background Art

[0002] Suspended ceiling refers to the top decoration of the living environment of a house and is one of the important parts of interior decoration. Suspended ceiling occupies a very important position in the entire interior decoration. Proper decoration of the interior ceiling can not only beautify the interior environment, but also create a colorful interior space artistic image. When choosing the material of the suspended ceiling, we must follow the principles of saving materials, firmness, safety, beauty and practicality. The common suspended ceiling methods are mainly gypsum board ceilings and aluminum gusset ceilings, but the requirements for interior decoration are getting higher and higher, and the current gypsum board ceilings and aluminum gusset ceilings have poor sound insulation and noise reduction effects, and the voices of upper residents are also easily transmitted down.

[0003] In summary, in order to solve the deficiencies in the prior art, it is necessary to design a sound insulation and noise reduction ceiling aluminum alloy plate with a simple structure. Utility Model Content

[0004] The utility model provides a sound insulation and noise reduction ceiling aluminum alloy plate to solve the problems of the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: A sound insulation and noise reduction ceiling aluminum alloy plate comprises: a panel, a mineral wool sound absorbing layer 1, a polyester fiber sound absorbing layer and a mineral wool sound absorbing layer 2, the panel is provided with a groove inside, and keel plug-in blocks are provided on both sides of the panel, the mineral wool sound absorbing layer 1 is clamped and arranged inside the groove, the polyester fiber sound absorbing layer is fixedly arranged on the upper end of the mineral wool sound absorbing layer 1, the upper end surface of the polyester fiber sound absorbing layer is arranged flush with the upper end of the panel, the mineral wool sound absorbing layer 1 is provided with through micropores 1 at intervals, the upper end of the polyester fiber sound absorbing layer is provided with insertion strips, the lower end of the mineral wool sound absorbing layer 2 is provided with slide grooves matching the insertion strips, the mineral wool sound absorbing layer 2 is provided with through micropores 2 staggered with the through micropores 1 at intervals inside the mineral wool sound absorbing layer 2, and the right end of the mineral wool sound absorbing layer 2 is aligned with the left side of the other side panel.

[0006] As a further improvement, the second cross section of the mineral wool sound absorbing layer is a parallelogram.

[0007] As a further improvement, a conical clamping joint 1 is provided on the upper end surface of the groove, a clamping joint 2 is provided inside the mineral wool sound absorbing layer 1, and a clamping groove matching the conical clamping joint 1 is provided inside the clamping joint.

[0008] As a further improvement, a guide groove is provided at the bottom of the slot.

[0009] As a further improvement, the conical clamping joints 1 and 2 are symmetrically arranged in two groups.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The through micropores 2 in the mineral wool sound-absorbing layer 2 are tiny holes that can disperse and guide sound waves into the board, thereby achieving the effect of sound absorption. The sound waves are transmitted to the polyester fiber sound-absorbing layer below, which is formed by high-temperature pressing of polyester fibers, and further absorb sound. The through micropores 1 staggered with the through micropores 2 in the inner mineral wool sound-absorbing layer 1 further disperse and guide sound waves into the board, thereby achieving the effect of sound absorption. Multi-level noise reduction is achieved through the mineral wool sound-absorbing layer 1, the polyester fiber sound-absorbing layer and the mineral wool sound-absorbing layer 2 inside the panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the utility model

[0013] Figure 2 The schematic diagram of the structure of the utility model combination

[0014] Figure 3 This is a structural schematic diagram of a partial enlarged view of the utility model

[0015] In the figure, 1-panel, 11-groove, 12-keel plug-in block, 2-mineral wool sound-absorbing layer one, 21-through micropore one, 3-polyester fiber sound-absorbing layer, 31-insertion strip, 4-cotton sound-absorbing layer two, 41-slide, 42-through micropore two, 51-conical clamping joint one, 52-clamping joint two, 53-cage, 54-guide groove. DETAILED DESCRIPTION

[0016] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0017] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0018] The following is combined with the embodiments and attached Figures 1 to 3 , the technical solution of the utility model is further elaborated.

[0019] Example 1

[0020] A sound insulation and noise reduction ceiling aluminum alloy plate, comprising: a panel 1, a mineral wool sound absorbing layer 2, a polyester fiber sound absorbing layer 3 and a mineral wool sound absorbing layer 2 4, the panel 1 is provided with a groove 11 inside, and keel plug-in blocks 12 are provided on both sides of the panel 1, the mineral wool sound absorbing layer 2 is clamped and arranged inside the groove 11, the polyester fiber sound absorbing layer 3 is fixedly arranged on the upper end of the mineral wool sound absorbing layer 2, and the upper end surface of the polyester fiber sound absorbing layer 3 is arranged flush with the upper end of the panel 1, the mineral wool sound absorbing layer 2 is provided with through micropores 21, the upper end of the polyester fiber sound absorbing layer 3 is provided with an insertion strip 31, the lower end of the mineral wool sound absorbing layer 2 4 is provided with a slide groove 41 matching the insertion strip 31, the mineral wool sound absorbing layer 2 4 is provided with through micropores 2 42 staggered with the through micropores 21 inside, and the right end of the mineral wool sound absorbing layer 2 4 is aligned with the left side of the other side panel 1.

[0021] As a further preferred embodiment, the cross-section of the mineral wool sound-absorbing layer 2 4 is a parallelogram, so that when multiple groups of sound insulation and noise reduction ceiling aluminum alloy panels are installed in combination, the upper adjacent mineral wool sound-absorbing layers 2 4 fit more closely, thereby improving the noise reduction performance.

[0022] As a further preferred embodiment, a conical clamping joint 51 is provided on the upper end surface of the groove 11, a clamping joint 52 is provided inside the mineral wool sound absorbing layer 2, and a clamping groove 53 matching the conical clamping joint 51 is provided inside the clamping joint 52. The conical clamping joint 51 is pushed into the clamping groove 53 to achieve a clamping connection, thereby improving the quick clamping and stable connection of the mineral wool sound absorbing layer 2.

[0023] As a further preferred embodiment, a guide groove 54 is provided at the bottom of the slot 53 , and the guide groove 54 facilitates the conical card connector 51 to be pushed into the slot 53 .

[0024] As a further preferred embodiment, the conical clamping joint 1 51 and the clamping joint 2 52 are symmetrically arranged in two groups, so as to further improve the stability of the quick clamping.

[0025] like Figure 1 to Figure 3 As described above, the use principle of the utility model is as follows: first, the mineral wool sound absorbing layer 2 is compounded with the polyester fiber sound absorbing layer 3, and the lower end of the mineral wool sound absorbing layer 2 is inserted into the groove 11 of the panel 1, and then the panel 1, the mineral wool sound absorbing layer 2, the polyester fiber sound absorbing layer 3 are formed into a whole, and the keel plug-in blocks 12 on both sides of the panel 1 are inserted into the keel, and then the slide groove of the mineral wool sound absorbing layer 2 4 is pushed in along the insert strip 31 of the polyester fiber sound absorbing layer 3 above the keel, and the above-mentioned method is used to install another set of sound insulation and noise reduction ceiling aluminum alloy panels to the left one by one, so that the adjacent mineral wool sound absorbing layers 2 4 at the upper ends are fitted together, the gap is reduced, and the transmission of sound from the gap is weakened.

[0026] The through micropores 242 in the mineral wool sound-absorbing layer 24 are tiny holes that can disperse and guide sound waves into the board, thereby achieving a sound-absorbing effect. The sound waves are transmitted to the lower polyester fiber sound-absorbing layer 3, which is formed by high-temperature pressing of polyester fibers, and further absorbs sound. The through micropores 21 staggered with the through micropores 242 in the inner mineral wool sound-absorbing layer 2 further disperse and guide sound waves into the board, thereby achieving a sound-absorbing effect. Multi-level noise reduction is achieved through the mineral wool sound-absorbing layer 2, the polyester fiber sound-absorbing layer 3 and the mineral wool sound-absorbing layer 24 inside the panel 1.

[0027] Under the condition of controlling other variables being the same, according to the test, when using a single aluminum alloy panel, the upper layer emits 70 decibels of noise, and the lower layer passes through the floor and is blocked by the aluminum alloy panel. The sound data is measured at the same position of the lower floor, and the average value of multiple experiments is 59.3 decibels. After installing the sound insulation and noise reduction aluminum alloy ceiling panel, the average value of multiple experiments is 35.2 decibels, and the sound intensity is reduced by 40.6%, which is a significant effect.

[0028] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A sound insulation and noise reduction ceiling aluminum alloy plate, characterized in that: include: A panel, a mineral wool sound-absorbing layer 1, a polyester fiber sound-absorbing layer and a mineral wool sound-absorbing layer 2, wherein a groove is provided inside the panel, keel plug-in blocks are provided on both sides of the panel, the mineral wool sound-absorbing layer 1 is snap-connected and arranged inside the groove, the polyester fiber sound-absorbing layer is fixedly arranged on the upper end of the mineral wool sound-absorbing layer 1, the upper end surface of the polyester fiber sound-absorbing layer is arranged flush with the upper end of the panel, the mineral wool sound-absorbing layer 1 is provided with through micropores 1 at intervals, the upper end of the polyester fiber sound-absorbing layer is provided with insertion strips, the lower end of the mineral wool sound-absorbing layer 2 is provided with slide grooves matching the insertion strips, the mineral wool sound-absorbing layer 2 is provided with through micropores 2 staggered with the through micropores 1 at intervals inside the mineral wool sound-absorbing layer 2, and the right end of the mineral wool sound-absorbing layer 2 is aligned with the left side of the other side panel.

2. The sound insulation and noise reduction ceiling aluminum alloy plate according to claim 1 is characterized in that: The cross section of the mineral wool sound absorbing layer is a parallelogram.

3. The sound insulation and noise reduction ceiling aluminum alloy plate according to claim 1, characterized in that: A conical clamping joint 1 is arranged on the upper end surface of the groove, a clamping joint 2 is arranged inside the mineral wool sound absorbing layer 1, and a clamping groove matching the conical clamping joint 1 is arranged inside the clamping joint.

4. The sound insulation and noise reduction ceiling aluminum alloy plate according to claim 3 is characterized in that: A guide groove is arranged at the bottom of the slot.

5. The sound insulation and noise reduction ceiling aluminum alloy plate according to claim 3, characterized in that: The conical clamping joints 1 and 2 are symmetrically arranged in two groups.

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