CN216197680U

CN216197680U - Sound insulation door

Info

Publication number: CN216197680U
Application number: CN202121255354.2U
Authority: CN
Inventors: 吴建荣; 谢小兰
Original assignee: Guangdong Locka Furniture Ltd
Current assignee: Guangdong Locka Furniture Ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-04-05
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a soundproof door, relating to the technical field of soundproof doors, comprising: the door frame is provided with a tongue-and-groove; the door body is hinged with the door frame and comprises an outer panel layer, an inner panel layer and a sound insulation felt layer, and the sound insulation felt layer is arranged between the outer panel layer and the inner panel layer; and the sealing strip is arranged in the rabbet, and the door body is sealed by extruding the sealing strip. The sound insulation felt layer is arranged in the door body, so that noise can be effectively absorbed, noise transmission can be blocked, and the sound insulation effect of the sound insulation door can be improved; the door frame is provided with the rabbet, the sealing strip is arranged in the rabbet, and after the soundproof door is closed, the door body is in contact extrusion with the sealing strip, so that noise is blocked from being transmitted from a gap between the door body and the door frame, and the soundproof effect of the soundproof door is improved.

Description

Sound insulation door

Technical Field

The utility model relates to the technical field of soundproof doors, in particular to a soundproof door.

Background

In the related art, the material that soundproof door adopted can't play and restrain the sound conduction effect, just increases the leakproofness between door leaf and the door pocket through magnetism adhesive tape, but the effect that gives sound insulation is not obvious.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the soundproof door which can effectively block the transmission of noise so as to improve the soundproof effect.

The soundproof door of the embodiment of the utility model comprises: the door frame is provided with a tongue-and-groove; the door body is hinged with the door frame and comprises an outer panel layer, an inner panel layer and a sound insulation felt layer, and the sound insulation felt layer is arranged between the outer panel layer and the inner panel layer; and the sealing strip is arranged in the rabbet, and the door body is sealed by extruding the sealing strip.

In a further embodiment, the sound-deadening felt layer is provided with a polymeric damping sound-deadening felt.

In a further embodiment, the door body comprises an outer plate layer, a sound insulation felt layer, an inner panel layer, a sound insulation felt layer and an outer plate layer which are sequentially stacked, a filler cavity is formed between the two inner panel layers, and sound insulation filler is filled in the filler cavity.

In a further embodiment, the sound insulation filler is environmentally friendly composite acoustic soundproof cotton.

In a further embodiment, the door body further comprises a keel, and the keel is arranged between the two inner panel layers.

In a further embodiment, the door body further comprises a lifting door bottom sound insulation strip, and the lifting door bottom sound insulation strip is arranged at the bottom of the door body.

In a further embodiment, the bottom of the door body is provided with a groove, the lifting door bottom sound insulation strip is arranged in the groove, and the lifting door bottom sound insulation rubber strip can move up and down in the groove.

In a further embodiment, the door frame includes a door frame baffle, the door frame baffle is mounted on the inner side of the door frame, the tongue-and-groove is arranged along the side surface of the door frame baffle, and the door frame baffle is used for stopping the door body.

In a further embodiment, the door lock further comprises a door lock, and the door lock is mounted on the door body.

The soundproof door provided by the embodiment of the utility model at least has the following beneficial effects: the sound insulation felt layer is arranged in the door body, so that noise can be effectively absorbed, noise transmission can be blocked, and the sound insulation effect of the sound insulation door can be improved; the door frame is provided with the rabbet, the sealing strip is arranged in the rabbet, and after the soundproof door is closed, the door body is in contact extrusion with the sealing strip, so that noise is effectively blocked from being transmitted from a gap between the door body and the door frame, and the soundproof effect of the soundproof door is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the following figures and examples, in which:

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B in FIG. 1;

FIG. 4 is a partial schematic vertical cross-sectional view of a door body according to an embodiment of the present disclosure;

FIG. 5 is a cross-sectional partial schematic view of a door body in an embodiment of the present invention;

FIG. 6 is a schematic view of the installation of the bottom acoustic barrier strip of the liftgate in an embodiment of the present invention.

Reference numerals:

the door comprises a door body 10, an outer panel layer 11, a sound insulation felt layer 12, an inner panel layer 13, sound insulation filling materials 14, keels 15, a door frame 20, a door frame baffle 21, sealing strips 31, a lifting door bottom sound insulation strip 32, hinges 50 and a door lock 60.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and the above, below, exceeding, etc. are understood as excluding the present numbers, and the above, below, within, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the related art, the surface plate material of the soundproof door does not achieve the effect of suppressing the sound conduction. The soundproof door of the embodiment of the utility model can effectively absorb and isolate the noise transmitted through the door body 10 by arranging the soundproof felt layer 12 in the door body; the deadening felt layer 12 has deadening felt, and the great damping property and the dough density of the deadening felt can greatly improve the sound insulation amount of the door body.

Referring to fig. 1 to 3, the soundproof door according to the embodiment of the present invention includes a door frame 20, a door body 10, and a weather strip 31.

Specifically, the door frame 20 is provided with a tongue and groove; the door body 10 is hinged with the door frame 20, the door body 10 comprises an outer panel layer 11, an inner panel layer 13 and a sound-proof felt layer 12, and the sound-proof felt layer is arranged between the outer panel layer 11 and the inner panel layer 13; the sealing strip 31 is installed in the tongue and groove, and the door body 10 is sealed by pressing the sealing strip 31. The sound insulation felt layer 12 is arranged in the door body 10, so that noise can be effectively absorbed, noise transmission can be blocked, and the sound insulation effect of the sound insulation door can be improved; the door frame 20 is provided with a rabbet, the rabbet is provided with a sealing strip 31, after the soundproof door is closed, the door body 10 is in contact extrusion with the sealing strip 31, noise is blocked from being transmitted from a gap between the door body 10 and the door frame 20, and the soundproof effect of the soundproof door is improved.

The two sides and the top of the door frame 20 are provided with grooves and tongues, and sealing strips 31 are correspondingly arranged in the grooves and tongues; the soundproof door also comprises hinges which are respectively connected with the door frame and the door body. When the soundproof door is in a closed state, the door body 10 extrudes the sealing strip 31, so that the airtightness of the soundproof door is effectively improved, and further the soundproof effect of the soundproof door is improved.

In one possible embodiment, the deadening felt layer 12 is provided with a polymer damping deadening felt. The polymer damping sound-proof felt is a polymer metal sound-proof felt with high performance, high quality and excellent transmission loss. The high-molecular damping sound-proof felt adopts halogen-free renewable polymers as raw materials, does not contain components harmful to human bodies, such as formaldehyde, benzene, asbestos, radioactive substances and the like, and is green and environment-friendly. The high molecular damping sound-proof felt makes full use of the mass law of building acoustic materials, the damping principle can effectively absorb noise transmitted through the door leaves, and the sound-proof quantity of raw materials can be greatly improved due to the strong damping property and the dough density of the high molecular damping sound-proof felt. The polymer damping deadening felt is arranged in the door body 10, so that the sound insulation quantity of the door body 10 is favorably improved, the noise transmitted through the door body 10 is effectively absorbed and isolated, and the sound insulation effect of the soundproof door is further ensured.

The filler of the traditional soundproof door has no soundproof and sound-absorbing performance, and the soundproof door of the embodiment of the utility model greatly improves the soundproof and sound-absorbing performance by filling the door body 10 with the environment-friendly composite acoustic soundproof cotton.

In one possible embodiment, the door body 10 includes an outer panel layer 11, an acoustic felt layer 12, an inner panel layer 13, an acoustic felt layer 12, and an outer panel layer 11, which are sequentially stacked, with a filler cavity between the two inner panel layers 13, and the filler cavity is filled with an acoustic filler 14. The door body 10 is internally provided with a filling cavity, and the filling cavity is filled with the sound insulation filling material 14, so that the propagation path of noise in the door body 10 can be further cut off, and the sound insulation effect of the sound insulation door is improved.

Further, the sound insulation filling 14 is environment-friendly composite acoustic soundproof cotton. The environment-friendly composite acoustic soundproof cotton is artificial inorganic fiber prepared by using natural ores such as quartz sand, limestone, dolomite and the like as main raw materials and matching with chemical raw materials such as soda, borax and the like. The environment-friendly soundproof cotton meeting acoustics 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 soundproof door.

Further, the door body 10 further includes a keel 15, and the keel 15 is disposed between the two inner panel layers 13. The setting of fossil fragments 15 can improve the intensity of a body 10, reduces a body 10 and warp, and under the state that the soundproof door closed, can guarantee that the contact of a body 10 and door frame 20 both sides and sealing strip 31 on upper portion is inseparable, ensures soundproof door's syllable-dividing effect. In this embodiment, the keel 15 is a LVL solid wood keel 15.

The bottom of the door body 10 of the soundproof door has a large gap with the ground, which easily causes the noise to spread through the gap at the bottom of the door. According to the sound insulation door provided by the embodiment of the utility model, the automatic lifting door bottom sound insulation strip 32 is arranged at the bottom of the door body 10, so that noise can be effectively prevented from being transmitted through a door bottom gap.

In one embodiment, the liftgate bottom acoustic barrier strip 32 is disposed at the bottom of the door body 10. The bottom of the door body 10 is provided with the lifting door bottom sound insulation strip 32, and the gap at the bottom of the door body 10 is plugged by the lifting door bottom sound insulation strip 32, so that the condition that noise is transmitted from the gap under the door body 10 is effectively avoided. When the soundproof door is in the open state, the soundproof strip 32 at the bottom of the lifting door is in the rising state, so that the soundproof door can be smoothly opened; when soundproof door is in the closed condition, the automatic decline of strip 32 gives sound insulation at the bottom of the lift door for the strip contacts with ground, and then has effectively blocked the noise and has propagated through the gap between the door body 10 and the ground, has improved soundproof door's sound insulation performance.

Further, the bottom of the door body 10 is provided with a groove, the bottom soundproof strip 32 of the lifting door is arranged in the groove, and the bottom soundproof adhesive tape of the lifting door can move up and down in the groove. The sound insulation strip 32 at the bottom of the lifting door is embedded into the door body 10, so that the sound insulation effect of the sound insulation door is ensured, and the attractiveness of the door body 10 is ensured.

The sealing strip of traditional soundproof door adopts is that magnetism inhales the adhesive tape, and this technique requires too high to machining precision, the processing degree of difficulty and product stability, leads to soundproof door's manufacturing cost to improve by a wide margin. According to the sound insulation door disclosed by the embodiment of the utility model, the sealing is realized by adding the sealing strip in the door frame, the noise is effectively prevented from being transmitted from the door edge gap, and the door frame is simple to manufacture and process and is beneficial to reducing the manufacturing cost.

In one embodiment, the door frame 20 includes a door frame baffle 21, the door frame 20 is mounted on the inner side of the door frame 20 with a tongue and groove along the side of the door frame baffle 21, and the door frame baffle 21 is used for stopping the door body 10. Wherein the sealing strip 31 is mounted in the bezel. It is understood that the side in "the bezel is provided along the side of the doorframe baffle 21" means the side in contact with the door body 10. The door frame baffle 21 provided with the sealing strip 31 is matched with the door body 10, and a gap between the door frame 20 and the door body 10 is sealed, so that the sealing effect of the soundproof door is improved. In addition, the door frame baffle 21 can be manufactured independently, and the rabbet is arranged on the door frame baffle 21, so that the processing precision can be controlled conveniently, the product stability can be improved, the processing difficulty of the door frame 20 can be effectively reduced, and the manufacturing cost of the soundproof door can be reduced.

Further, the door lock 60 is further included, and the door lock 60 is mounted on the door body 10.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Claims

1. An acoustic door, comprising:

the door frame is provided with a tongue-and-groove;

the door body is hinged with the door frame and comprises an outer panel layer, an inner panel layer and a sound insulation felt layer, and the sound insulation felt layer is arranged between the outer panel layer and the inner panel layer;

the sealing strip is arranged in the rabbet, and the door body is sealed by extruding the sealing strip;

the lift gate bottom sound-insulating strip is arranged at the bottom of the gate body.

2. The soundproof door of claim 1, wherein said soundproof felt layer is provided with a polymeric damping deadening felt.

3. The soundproof door of claim 1, wherein said door body comprises an outer panel layer, a sound-proof felt layer, an inner panel layer, a sound-proof felt layer and an outer panel layer, which are stacked in this order, and a packing chamber is provided between said inner panel layers, and said packing chamber is filled with a sound-proof filler.

4. The soundproof door of claim 3, wherein said soundproof filler is environmentally friendly composite acoustic soundproof cotton.

5. The soundproof door of claim 3, wherein said door body further comprises a keel, said keel being disposed between said two inner panel layers.

6. The soundproof door of claim 1, wherein the bottom of the door body has a groove, the soundproof strip of the lift door bottom is disposed in the groove, and the soundproof strip of the lift door bottom is movable up and down in the groove.

7. The soundproof door of claim 1, wherein the door frame includes a frame baffle, the frame baffle is mounted to an inner side of the door frame, the tongue-and-groove is provided along a side surface of the frame baffle, and the frame baffle is adapted to stop the door body.

8. The soundproof door of claim 1, further comprising a door lock mounted to said door body.