CN211851541U - High sound insulation volume soundproof door - Google Patents
High sound insulation volume soundproof door Download PDFInfo
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- CN211851541U CN211851541U CN202020060722.7U CN202020060722U CN211851541U CN 211851541 U CN211851541 U CN 211851541U CN 202020060722 U CN202020060722 U CN 202020060722U CN 211851541 U CN211851541 U CN 211851541U
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Abstract
The utility model relates to a high sound-proof volume soundproof door, door plant by outer to interior including first steel deck, damping layer, first sound absorbing layer, second steel deck, second sound absorbing layer, third steel deck, third sound absorbing layer, fourth steel deck, the plate thickness of first steel deck, second steel deck, third steel deck, fourth steel deck is different, and the periphery of door plant is the echelonment. A double hollow pipe adhesive tape is arranged between the door plate and the stepped step surface of the door frame. The utility model discloses a soundproof door structure has better sound insulation effect, and has avoided the sound insulation low ebb region that door plant self coincide effect produced.
Description
Technical Field
The utility model relates to a door and window makes the field, especially relates to a high sound insulation volume soundproof door.
Background
With the rapid development of urbanization and industry, people have noticed that noise sources in working and living environments are increasing and increasing, which seriously affects physical and mental health, so noise pollution has become a problem to be solved urgently. The sound insulation doors and windows are arranged around places with serious noise pollution, such as construction sites, workshops and large-scale equipment, so that the transmission of noise is weakened.
Some sound insulation doors in the prior art have limited sound insulation quantity, cannot well play a sound insulation effect on occasions with strong noise, and particularly can weaken the sound insulation quantity of a certain frequency band due to the influence of the inherent frequency of the sound insulation door on a low-frequency sound source. Therefore, the prior art soundproof doors have not been able to satisfy the increasing demand for noise elimination.
SUMMERY OF THE UTILITY MODEL
To above-mentioned prior art's shortcoming or not enough, the to-be-solved technical problem of the utility model is to provide a high sound insulation volume, eliminate the soundproof door of sound insulation blind area.
In order to solve the above technical problem, the utility model discloses have following constitution:
a high sound-insulation door comprises a door frame fixed in a wall body, wherein one side of a door plate is connected with the door frame through a hinge, a door lock is arranged between the other side of the door plate and the door frame, and the door plate comprises a first steel plate layer, a damping layer, a first sound absorption layer, a second steel plate layer, a second sound absorption layer, a third steel plate layer, a third sound absorption layer and a fourth steel plate layer from outside to inside; the first steel plate layer and the second steel plate layer are connected to form a closed area, the damping layer in the area is arranged close to the first steel plate layer, and the rest space is filled with the first sound absorption layer; the third steel plate layer and the fourth steel plate layer are bending plates, the third steel plate layer is connected to the second steel plate layer, the fourth steel plate layer is connected to the third steel plate layer, and the second sound absorption layer and the third sound absorption layer are respectively filled in the third steel plate layer and the fourth steel plate layer;
the widths and the thicknesses of the plates of the first steel plate layer, the second steel plate layer, the third steel plate layer and the fourth steel plate layer are all reduced in sequence, and the periphery of the door plate is in a step shape; the door frame is provided with a door plate, a door frame and a door frame, wherein the door plate is provided with a ladder-shaped four-periphery;
the thicknesses of the plates of the first steel plate layer, the second steel plate layer, the third steel plate layer and the fourth steel plate layer are different.
The first steel plate layer, the second steel plate layer, the third steel plate layer and the fourth steel plate layer are made of carbon steel plates, galvanized steel plates or stainless steel plates.
The first sound absorption layer, the second sound absorption layer and the third sound absorption layer are made of glass silk wool or rock wool, and the density of the first sound absorption layer, the second sound absorption layer and the third sound absorption layer is 32-60 KG/M3。
The damping layer is made of asphalt.
A group of door rubber strips are arranged on the horizontal plane of each step of the door frame, and the door rubber strips are double hollow tube rubber strips and are made of ethylene propylene diene monomer rubber.
The door lock adopts a compression type door lock.
Compared with the prior art, the utility model has the advantages of:
the door plate adopts a multi-layer material mixed structure, and is matched with the application of the damping layer, so that the resonance problem of the door plate in the conventional soundproof door structure is avoided. In addition, a reactive resonant cavity is formed between the metal plates, and the structure of the reactive resonant cavity can improve the sound insulation of the door plate, so that the sound insulation door increases the whole sound insulation under the states of limited thickness and surface density.
Different steel plate layers have different thicknesses, so the critical frequencies are different, and the steel plate layers are matched with the sound absorption layer, so that a sound insulation valley area generated by the self-matching effect of the door plate is effectively avoided.
Three groups of double hollow pipe door rubber strips are arranged between the door frame and the door plate, the double hollow pipe rubber strips are large in structure compression amount, good in elasticity, double-pipe sealing and good in sound insulation performance. And the processing error of the door plate and the door frame is well eliminated, so that the door plate and the door frame are fully sealed. And the stress of the door plate and the door lock is reduced, and the service life of the door lock is prolonged.
The door lock adopts the compression mode door lock, can improve the compression capacity of adhesive tape, seals the clearance of door plant and door frame effectively.
Therefore, the utility model discloses a soundproof door structure has better sound insulation effect, and has avoided the sound insulation low ebb region that door plant self coincide effect produced.
Drawings
FIG. 1: the front view of the utility model;
FIG. 2: the utility model discloses a A-A section view of elevation view.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
The utility model discloses use door plant 1 to face outward for "outer", face inboard for "interior".
As shown in fig. 1, the utility model discloses a high sound insulation volume soundproof door, including fixing door frame 2 in the wall body, 1 one side of door plant is connected with door frame 2 through hinge 3, installs lock 5 between 1 opposite side of door plant and the door frame 2.
As shown in figure 2, the door locks are arranged inside and outside the door plate 1, so that the soundproof door can be conveniently locked from the inside and the outside of the door, and a better soundproof effect is achieved.
As shown in fig. 2, the door panel 1 includes, from outside to inside, a first steel plate layer 11, a damping layer 12, a first sound absorption layer 13, a second steel plate layer 14, a second sound absorption layer 15, a third steel plate layer 16, a third sound absorption layer 17, and a fourth steel plate layer 18.
The first steel plate layer 11 and the second steel plate layer 14 are two flat plates, and the two flat plates are connected by a left bending plate and a right bending plate and are welded to form a surrounding
And (4) shaping. The first steel deck 11 and the second steel deck 14 may be bent into other shapes to enclose the aforementioned shape. A damping layer 12 is arranged in the rectangular area close to the first steel deck 11, and a first sound absorption layer 13 is arranged in the rest space. The third steel layer 16 and the fourth steel layer 18 are
The bending plate is bent, a third steel plate layer 16 is welded on the second steel plate layer 14, a fourth steel plate layer 18 is welded on the third steel plate layer 16, blanking and welding of the steel plate layers are completed on an automatic production line or a flexible production line, and the processing quality of the door plate 1 is guaranteed in an intelligent manufacturing mode. The widths and thicknesses of the first steel deck 11, the second steel deck 14, the third steel deck 16 and the fourth steel deck 18 are all reduced in sequence, so that the periphery of the door panel 1 is in a step shape to form three steps. The third steel deck 16 and the fourth steel deck 18 are filled with a second sound absorption layer 15 and a third sound absorption layer 17 respectively.
First steel deck 11, second steel deck 14, third steel deck 16, fourth steel deck 18 may also be connected through means such as screw fastening.
The first steel layer 11, the second steel layer 14, the third steel layer 16 and the fourth steel layer 18 are made of carbon steel plates, galvanized steel plates or stainless steel plates. In addition, the thicknesses of the plates are different, in the embodiment, the thickness of the first steel plate layer 11 is 2.5mm, the thickness of the second steel plate layer 14 is 1.2mm, the thickness of the third steel plate layer 16 is 0.8mm, and the thickness of the fourth steel plate layer 18 is 1.5 mm.
The damping layer 12 is made of 4mm asphalt.
The first sound absorption layer 13, the second sound absorption layer 15 and the third sound absorption layer 17 adopt a material with the density of 32-60 KG/M3The thickness of the glass silk wool or rock wool is 60mm, 50mm and 30mm respectively.
The door panel 1 adopts a multi-layer material mixed structure, and is matched with the application of the damping layer 12, so that the resonance problem of the door panel in the conventional soundproof door structure is avoided. In addition, a reactive resonant cavity is formed between the metal plates, and the structure of the reactive resonant cavity can improve the sound insulation of the door plate 1, so that the sound insulation door increases the whole sound insulation under the states of limited thickness and surface density.
Different steel plate layers have different thicknesses, so the critical frequencies are different, and the steel plate layers are matched with the sound absorption layer, so that a sound insulation valley area generated by the self-matching effect of the door plate is effectively avoided.
The door frame 2 is provided with three steps corresponding to the three steps on the four peripheries of the ladder-shaped door plate 1, the three steps are also formed on the four inner peripheries of the door frame 2, a group of door rubber strips 4 are arranged on the horizontal plane of each step of the door frame 2, three groups of door rubber strips 4 are arranged, and the door rubber strips 4 are double hollow tube rubber strips and are made of ethylene propylene diene monomer rubber. When the door panel 1 is closed, the door rubber strip 4 is positioned between the door frame 2 and the step surface of the door panel 1, and the door seam can be effectively sealed.
The double hollow pipe rubber strip structure has the advantages of large compression amount, good elasticity, double-pipe sealing and good sound insulation performance. And the processing error of the door plate 1 and the door frame 2 is well eliminated, so that the door plate 1 and the door frame 2 are fully sealed. And the stress of the door panel 1 and the door lock 5 is reduced, and the service life of the door lock 5 is prolonged.
The door lock 5 of this embodiment adopts the compact form door lock, can improve the compression capacity of adhesive tape, seals up the clearance of door plant 1 and door frame 2 effectively.
The utility model discloses a door plant 1 and door frame 2 all produce under intelligent manufacturing mode, for example utilize automation line or flexible production line, at first guarantee product quality, secondly all more have an advantage in production efficiency and processing cost.
Therefore, the utility model discloses a soundproof door structure has better sound insulation effect, and has avoided the sound insulation low ebb region that door plant self coincide effect produced.
The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that various combinations, modifications and equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a high sound insulation volume soundproof door, is including fixing door frame (2) in the wall body, door plant (1) one side pass through hinge (3) with door frame (2) are connected, door plant (1) opposite side with install door lock (5), its characterized in that between door frame (2):
the door plate (1) comprises a first steel plate layer (11), a damping layer (12), a first sound absorption layer (13), a second steel plate layer (14), a second sound absorption layer (15), a third steel plate layer (16), a third sound absorption layer (17) and a fourth steel plate layer (18) from outside to inside; the first steel plate layer (11) and the second steel plate layer (14) are connected to form a closed area, the damping layer (12) is arranged close to the first steel plate layer (11) in the closed area, and the rest space is filled with the first sound absorption layer (13); the third steel plate layer (16) and the fourth steel plate layer (18) are bent plates, the third steel plate layer (16) is connected to the second steel plate layer (14), the fourth steel plate layer (18) is connected to the third steel plate layer (16), and the second sound absorption layer (15) and the third sound absorption layer (17) are filled in the third steel plate layer (16) and the fourth steel plate layer (18) respectively;
the widths and the heights of the plates of the first steel plate layer (11), the second steel plate layer (14), the third steel plate layer (16) and the fourth steel plate layer (18) are all reduced in sequence, and the periphery of the door panel (1) is in a step shape;
the door frame (2) is provided with three steps corresponding to the three steps on the stepped periphery of the door panel (1), and the three steps are also formed on the inner periphery of the door frame (2);
the thicknesses of the plates of the first steel plate layer (11), the second steel plate layer (14), the third steel plate layer (16) and the fourth steel plate layer (18) are different.
2. The high sound-proof volume soundproof door according to claim 1, wherein: the first steel plate layer (11), the second steel plate layer (14), the third steel plate layer (16) and the fourth steel plate layer (18) are carbon steel plates, galvanized steel plates or stainless steel plates.
3. The high sound-proof volume soundproof door according to claim 1, wherein: the first sound absorption layer (13), the second sound absorption layer (15) and the third sound absorption layer (17) are made of glass silk cotton or rock wool, and the density of the glass silk cotton or rock wool is 32-60 KG/M3。
4. The high sound-proof volume soundproof door according to claim 1, wherein: the damping layer (12) is made of asphalt.
5. The high sound-proof volume soundproof door according to claim 1, wherein: a group of door rubber strips (4) are arranged on the horizontal plane of each step of the door frame (2), and the door rubber strips (4) are double hollow tube rubber strips and are made of ethylene propylene diene monomer rubber.
6. The high sound-proof volume soundproof door according to claim 1, wherein: the door lock (5) is a compression type door lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020060722.7U CN211851541U (en) | 2020-01-10 | 2020-01-10 | High sound insulation volume soundproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020060722.7U CN211851541U (en) | 2020-01-10 | 2020-01-10 | High sound insulation volume soundproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211851541U true CN211851541U (en) | 2020-11-03 |
Family
ID=73213476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020060722.7U Active CN211851541U (en) | 2020-01-10 | 2020-01-10 | High sound insulation volume soundproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211851541U (en) |
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2020
- 2020-01-10 CN CN202020060722.7U patent/CN211851541U/en active Active
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Address after: 201306 Shanghai Pudong New Area China (Shanghai) pilot Free Trade Zone No. 500, CangLin Road, Lingang xinpian District Patentee after: Chenglin Technology (Shanghai) Co., Ltd Address before: 201306 room 134, block C, No. 333, Huanhu West 1st Road, Nanhui new town, Pudong New Area, Shanghai Patentee before: Chenglin environmental protection technology (Shanghai) Co., Ltd |