CN219262223U - Sound insulation door - Google Patents
Sound insulation door Download PDFInfo
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- CN219262223U CN219262223U CN202320033461.3U CN202320033461U CN219262223U CN 219262223 U CN219262223 U CN 219262223U CN 202320033461 U CN202320033461 U CN 202320033461U CN 219262223 U CN219262223 U CN 219262223U
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- sound insulation
- punching plate
- filling material
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Abstract
The utility model belongs to the technical field of soundproof doors, and particularly discloses a soundproof door which comprises a door body and a soundproof filler, wherein the door body comprises an outer panel layer, a soundproof felt layer and an inner panel layer which are sequentially stacked from outside to inside, a filler cavity is arranged in the inner panel layer, and the filler cavity is filled with the soundproof filler; a punching plate is arranged in the middle of the sound insulation filling material; sound absorbing holes in array order are uniformly formed in the punching plate; according to the sound insulation door, the door body and the sound insulation filling material are arranged, so that the sound insulation effect of the sound insulation door is better, and the sound insulation filling material is additionally provided with the sound insulation and sound dissipation effect punching plate, and the two sides of the punching plate are connected with the plurality of umbrella-shaped sound dissipation parts, so that the sound insulation door has better sound insulation effect.
Description
Technical Field
The utility model belongs to the technical field of doors, and particularly relates to a sound insulation door.
Background
At present, most of sound insulation doors in the market are metal doors, sound is prevented from being transmitted through the thickness of the doors by sound insulation of the metal doors, but the conventional sound insulation doors are obviously insufficient in sound prevention strength under the same thickness, and the thicker the thickness is, the higher the cost is; meanwhile, the metal door is filled with materials to insulate sound, such as a rubber-plastic mixing plate, a honeycomb plate and the like, but the sound insulation effect is poor;
therefore, it is necessary to design a soundproof door so that the soundproof door has a better soundproof effect.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a sound insulation door.
The utility model provides a sound insulation door, which comprises a door body and a sound insulation filling material;
the door body comprises an outer panel layer, a sound insulation felt layer and an inner panel layer which are sequentially overlapped from outside to inside, wherein a filler cavity is arranged in the inner panel layer, and the filler cavity is filled with the sound insulation filler; a punching plate is arranged in the middle of the sound insulation filling material;
sound absorbing holes in array order are uniformly formed in the punching plate;
furthermore, two sides of the punching plate are connected with a plurality of umbrella-shaped sound dispersing parts, one end of the sound dispersing part with smaller diameter is connected with the punching plate, and the sound insulation filling material is attached to the punching plate and filled in the sound dispersing parts and gaps between the sound dispersing parts and the punching plate;
further, a plurality of sound dispersing parts positioned at two sides of the punching plate are arranged in a staggered mode.
Further, the diameters of the sound dispersion parts on the same side face of the punching plate are different;
further, the thickness of the punching plate is 12mm;
further, the diameters of openings at two ends of the sound absorption holes are smaller than the diameters of the holes, and the diameters from the two ends to the middle of the sound absorption holes become larger gradually;
further, the opening diameter of one end of the sound absorption hole is smaller than the diameter of the hole, and the diameter from one end to the middle of the sound absorption hole is gradually increased; the other large mouth end of the sound absorption hole faces to the noise source;
further, the sound insulation filling material is environment-friendly composite acoustic sound insulation cotton;
compared with the prior art, the utility model has the beneficial effects that:
according to the soundproof door, the door body and the soundproof filling material are arranged, the door body comprises the outer panel layer, the soundproof felt layer, the inner panel layer, the soundproof felt layer and the outer panel layer which are sequentially stacked from outside to inside, the soundproof filling material is filled in the filling cavity between the two layers of the inner panel layer, so that the soundproof effect of the soundproof door is better, the soundproof filling material is additionally provided with the acoustic soundproof and sound-dispersing effect punching plate, and the two sides of the punching plate are connected with the plurality of umbrella-shaped sound-dispersing parts, so that the soundproof door has better soundproof effect.
Drawings
The following drawings are illustrative of the utility model and are not intended to limit the scope of the utility model, in which:
fig. 1: the utility model provides a sectional view of a sound insulation door;
fig. 2: the structure of the punching plate is schematically shown;
fig. 3: the sound absorption hole on the punching plate is schematically shown in cross section;
in the figure: 1-door body, 2-outer panel layer, 3-sound insulation felt layer, 4-inner panel layer, 5-sound insulation filler, 6-punching plate and 7-sound insulation filler.
Detailed Description
The present utility model will be further described in detail with reference to the following specific examples, which are given by way of illustration, in order to make the objects, technical solutions, design methods and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-3, the utility model provides a soundproof door, which is characterized by comprising a door body 1 and a soundproof filling material 7, wherein the door body 1 comprises an outer panel layer 2, a soundproof felt layer 3, an inner panel layer 4, a soundproof felt layer 3 and an outer panel layer 2 which are sequentially stacked from outside to inside, a filling cavity is arranged between the two inner panel layers 4, and the filling cavity is filled with the soundproof filling material 7; a punching plate 6 is arranged in the middle of the sound insulation filling material 7;
sound absorbing holes in array order are uniformly formed in the punching plate 6;
it is noted that the sound insulation felt layer 3 is provided with a high molecular damping sound insulation felt. The high-molecular damping sound-insulating felt is a polymer metal sound-insulating felt with high performance, high quality and excellent transmission loss. The high molecular damping sound-proof felt adopts renewable polymer without halogen as raw material, and does not contain formaldehyde, benzene, asbestos, radioactive substances and other components harmful to human body, thereby being environment-friendly. The high-molecular damping sound insulation felt fully utilizes the mass law of building acoustic materials, the damping principle can effectively absorb and isolate noise transmitted by the door leaf, and the high damping property and the surface density of the high-molecular damping sound insulation felt can greatly improve the sound insulation capacity of raw materials. The macromolecule damping sound-proof felt is arranged in the door body 1, which is beneficial to improving the sound insulation quantity of the door body 1, effectively absorbing and isolating the noise transmitted through the door body 1, and further ensuring the sound insulation effect of the sound-proof door;
the filling material of the traditional soundproof door has no sound insulation and sound absorption performance, and the soundproof door of the embodiment of the utility model greatly improves the sound insulation and sound absorption performance of the soundproof door by filling the environment-friendly composite acoustic soundproof cotton in the door body 1; the door body 1 comprises an outer panel layer 2, a sound insulation felt layer 3, an inner panel layer 4, a sound insulation felt layer 3 and an outer panel layer 2 which are sequentially laminated from outside to inside, a filler cavity is arranged between the two inner panel layers 4, and a sound insulation filler 7 is filled in the filler cavity, so that the propagation path of noise in the door body 1 can be further cut off, and the sound insulation effect of a sound insulation door is improved;
furthermore, two sides of the punching plate 6 are connected with a plurality of umbrella-shaped sound dispersing parts 5, one end of the sound dispersing part 5 with smaller diameter is connected with the punching plate 6, and the sound insulation filling material 7 is attached to the punching plate 6 and filled in the sound dispersing part 5 and gaps between the sound dispersing part 5 and the punching plate 6;
further, a plurality of sound dispersing parts 5 positioned at both sides of the perforated plate 6 are staggered.
Further, the diameters of the sound radiating portions 5 located on the same side face of the perforated plate 6 are different;
further, the thickness of the perforated plate 6 is 12mm;
further, the diameters of openings at two ends of the sound absorption holes are smaller than the diameters of the holes, and the diameters from the two ends to the middle of the sound absorption holes become larger gradually;
further, the opening diameter of one end of the sound absorption hole is smaller than the diameter of the hole, and the diameter from one end to the middle of the sound absorption hole is gradually increased; the other large mouth end of the sound absorption hole faces to the noise source;
the perforated plate 6 is uniformly provided with sound absorbing holes in array order, and the thickness of the perforated plate 6 is 12mm.
Referring to fig. 3, in order to enhance the sound absorbing effect of the perforated plate 6, two structures of sound absorbing holes are exemplified; the diameters of openings at two ends of one sound-absorbing hole are smaller than the diameters of the holes, namely the diameters from two ends to the middle of the sound-absorbing hole become larger gradually, so that the sound-absorbing cavity is formed by the structure; the other sound-absorbing hole is only that the opening diameter of one end of the hole is smaller than the diameter of the hole, namely the diameter from the end to the middle of the sound-absorbing hole gradually becomes larger, and the large opening end of the sound-absorbing hole faces the noise source, so that the sound-absorbing effect is achieved;
further, the sound insulation filling material 7 is environment-friendly composite acoustic sound insulation cotton;
the sound insulation filler 7 is an environment-friendly composite acoustic sound insulation cotton. The environment-friendly composite acoustic soundproof cotton is an artificial inorganic fiber prepared by taking natural ores such as quartz sand, limestone, dolomite and the like as main raw materials and matching chemical raw materials such as sodium carbonate, borax and the like. The environment-friendly sound insulation cotton can be regarded as a porous material, has good sound insulation and sound absorption performance, and can greatly improve the sound insulation and sound absorption performance of the sound insulation door.
The soundproof door of the present embodiment includes a door body 1 and a soundproof filler 7,
the door body 1 comprises an outer panel layer 2, a sound insulation felt layer 3, an inner panel layer 4, a sound insulation felt layer 3 and an outer panel layer 2 which are sequentially laminated from outside to inside, wherein a filler cavity is arranged between the two inner panel layers 4, and the filler cavity is filled with a sound insulation filler 7; a punching plate 6 is arranged in the middle of the sound insulation filling material 7; a plurality of umbrella-shaped sound dispersing parts 5 are connected to two sides of the punching plate 6, one end of the sound dispersing part 5 with smaller diameter is fixedly connected with the punching plate 6, and the diameters of the sound dispersing parts 5 on the same side face of the punching plate 6 are different (particularly, the diameter of the outermost edge of the larger-diameter end of the sound dispersing part 5); the sound insulation filling material 7 is attached to the punching plate 6 and filled in the sound dispersion part 5 and the gap between the sound dispersion part 5 and the punching plate 6, so that the punching plate 6 and the sound insulation filling material 7 form a whole;
in this embodiment, the perforated plate 6 is uniformly provided with sound absorbing holes in array order, the sound dispersing part 5 is made of plastic, and the sound dispersing part 5 is adhered to the perforated plate 6; the perforated plate 6 and the sound insulation filling material 7 have certain absorption and sound insulation functions, and the sound dispersion part 5 made of plastic is convenient to produce and manufacture and has low cost;
the sound insulation principle of the sound insulation door is as follows:
when the sound waves pass through the door body 1 to contact the filler, a part of the energy is firstly absorbed and consumed by the soundproof filler 7,
the sound insulation filling material 7 is environment-friendly composite acoustic sound insulation cotton. The environment-friendly composite acoustic soundproof cotton is an artificial inorganic fiber prepared by taking natural ores such as quartz sand, limestone, dolomite and the like as main raw materials and matching chemical raw materials such as sodium carbonate, borax and the like. The environment-friendly sound insulation cotton can be regarded as a porous material, has good sound insulation and sound absorption performance, and can greatly improve the sound insulation and sound absorption performance of the sound insulation door;
after passing through the sound insulation filling material 7, the residual sound waves are blocked by the umbrella-shaped sound dispersing part 5 to generate reflection, part of the sound waves are interfered and counteracted by the reflection waves with the same frequency, and meanwhile, the punching plate 6 can also play a role in blocking the sound waves. More importantly, when the sound wave passing through the punching plate 6 passes through the sound dispersing part 5 at the other side, as the sound resistance of the sound dispersing part 5 is different from that of the sound insulating filling 7, part of the sound wave can propagate along the body direction of the sound dispersing part 3, the original direction is changed, the energy of the sound wave is more dispersed, and the sound wave propagated by the adjacent sound dispersing part 5 can also be subjected to interference cancellation, so that the sound intensity is further reduced.
After entering the door body 1, the noise with a single frequency is reflected by the sound dispersion part 5 with different sizes to form more disordered noise, namely, the noise with the single frequency is converted into white noise with irregular frequency, so that the sensitivity of people to the noise is reduced;
in the embodiment, the positions of the sound dispersing parts 5 positioned at the two sides of the punching plate 6 are staggered so as to prevent sound waves from directly penetrating through the sound dispersing parts at the two sides;
in order to enhance the sound absorbing effect of the perforated plate 6, two structures of sound absorbing holes are enumerated; the diameters of openings at two ends of one sound-absorbing hole are smaller than the diameters of the holes, namely the diameters from two ends to the middle of the sound-absorbing hole become larger gradually, so that the sound-absorbing cavity is formed by the structure; the other sound-absorbing hole is only one end of the hole, the opening diameter of which is smaller than the diameter of the hole, namely the diameter from the end to the middle of the sound-absorbing hole gradually increases, and the large opening end of the sound-absorbing hole faces the noise source, so that the sound-absorbing effect is achieved.
It is worth to say that, the door body 1 and the sound insulation filling material 7 are arranged, the door body 1 comprises the outer panel layer 2, the sound insulation felt layer 3, the inner panel layer 4, the sound insulation felt layer 3 and the outer panel layer 2 which are sequentially arranged from outside to inside, the sound insulation filling material 7 is filled in the filling cavity between the two inner panel layers 4, so that the sound insulation effect of the sound insulation door is better, the sound insulation filling material 7 is additionally provided with the sound insulation and sound dissipation effect punching plate 6, two sides of the punching plate 6 are connected with a plurality of umbrella-shaped sound dissipation parts 5, the sound insulation effect of the sound insulation door is enhanced, the purposes of noise reduction and sound insulation are achieved, and the sound dissipation parts 5 made of plastics are convenient to manufacture.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (8)
1. The sound insulation door is characterized by comprising a door body (1) and a sound insulation filling material (7);
the door body (1) comprises an outer panel layer (2), a sound insulation felt layer (3) and an inner panel layer (4) which are sequentially stacked from outside to inside, wherein a filler cavity is arranged in the inner panel layer (4), and the filler cavity is filled with a sound insulation filler (7); a punching plate (6) is arranged in the middle of the sound insulation filling material (7);
the punching plates (6) are uniformly provided with sound absorbing holes in array ordering.
2. A sound-proof door according to claim 1, wherein,
the sound insulation and isolation device is characterized in that a plurality of umbrella-shaped sound dissipation parts (5) are connected to two sides of the punching plate (6), one end of each of the small diameter of the sound dissipation parts (5) is connected with the punching plate (6), and the sound insulation filling material (7) is attached to the punching plate (6) and filled in the sound dissipation parts (5) and gaps between the sound dissipation parts (5) and the punching plate (6).
3. A sound-proof door according to claim 2, wherein,
a plurality of sound dispersing parts (5) positioned at two sides of the punching plate (6) are arranged in a staggered way.
4. A sound-proof door according to claim 2, wherein,
the diameters of the sound dispersion parts (5) on the same side face of the punching plate (6) are different.
5. A sound-proof door according to claim 1, wherein,
the thickness of the punching plate (6) is 12mm.
6. A sound-proof door according to claim 1, wherein,
the diameters of openings at two ends of the sound absorption hole are smaller than the diameters of the holes, and the diameters from the two ends to the middle of the sound absorption hole become larger gradually.
7. A sound-proof door according to claim 1, wherein,
the diameter of the opening at one end of the sound absorption hole is smaller than the diameter of the hole, and the diameter from one end to the middle of the sound absorption hole is gradually increased; the other large mouth end of the sound absorbing hole faces to the noise source.
8. A sound-proof door according to claim 2, wherein,
the sound insulation filling material (7) is environment-friendly composite acoustic sound insulation cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320033461.3U CN219262223U (en) | 2023-01-06 | 2023-01-06 | Sound insulation door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320033461.3U CN219262223U (en) | 2023-01-06 | 2023-01-06 | Sound insulation door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219262223U true CN219262223U (en) | 2023-06-27 |
Family
ID=86870628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320033461.3U Active CN219262223U (en) | 2023-01-06 | 2023-01-06 | Sound insulation door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219262223U (en) |
-
2023
- 2023-01-06 CN CN202320033461.3U patent/CN219262223U/en active Active
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