CN116752877A - Sound insulation door - Google Patents

Sound insulation door Download PDF

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Publication number
CN116752877A
CN116752877A CN202310767814.7A CN202310767814A CN116752877A CN 116752877 A CN116752877 A CN 116752877A CN 202310767814 A CN202310767814 A CN 202310767814A CN 116752877 A CN116752877 A CN 116752877A
Authority
CN
China
Prior art keywords
door
door leaf
door frame
sealing strip
sound insulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310767814.7A
Other languages
Chinese (zh)
Inventor
许泽强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Huilitong Electromechanical Equipment Co ltd
Original Assignee
Shenzhen Huilitong Electromechanical Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Huilitong Electromechanical Equipment Co ltd filed Critical Shenzhen Huilitong Electromechanical Equipment Co ltd
Priority to CN202310767814.7A priority Critical patent/CN116752877A/en
Publication of CN116752877A publication Critical patent/CN116752877A/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/20—Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B3/7015—Door leaves characterised by the filling between two external panels
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B3/7015—Door leaves characterised by the filling between two external panels
    • E06B3/7017—Door leaves characterised by the filling between two external panels of grating type
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
    • E06B7/23—Plastic, sponge rubber, or like strips or tubes
    • E06B7/2305—Plastic, sponge rubber, or like strips or tubes with an integrally formed part for fixing the edging
    • E06B7/2312—Plastic, sponge rubber, or like strips or tubes with an integrally formed part for fixing the edging with two or more sealing-lines or -planes between the wing and part co-operating with the wing
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
    • E06B7/23—Plastic, sponge rubber, or like strips or tubes
    • E06B7/2314—Plastic, sponge rubber, or like strips or tubes characterised by the material
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B3/7015—Door leaves characterised by the filling between two external panels
    • E06B2003/7032—Door leaves characterised by the filling between two external panels of non-vegetal fibrous material, e.g. glass or rock wool

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

The application relates to the technical field of soundproof doors, in particular to a soundproof door which comprises a door frame and a door leaf, wherein a first sealing strip is laid on the inner side edge of the door frame; the door leaf is hinged to the door frame, and a second sealing strip is laid on the outer periphery of the door leaf in a pasting mode; when the door leaf is buckled on the door frame, a sound insulation cavity is formed between the first sealing strip and the second sealing strip. The technical scheme of the application aims to enhance the sound insulation effect of the sound insulation door, avoid noise leakage and play a role in water and dust prevention.

Description

Sound insulation door
Technical Field
The application relates to the technical field of soundproof doors, in particular to a soundproof door.
Background
In the mill, the soundproof door is mainly used in a process vehicle or an equipment room, and has the functions of isolating noise pollution and protecting hearing and physical and mental health of workers. Common factory soundproof doors are generally made of steel or aluminum alloy and other metal materials, and sound absorption materials such as silica gel, rock wool and the like are filled in door cores to improve the soundproof effect. In addition, still be provided with the sealing strip between door frame and the door leaf, the structure is inseparable to avoid noise leakage.
However, the sealing strip can only fill the gap between the door leaf and the door frame, part of noise can be transmitted through the sealing strip, and the sound insulation effect is not ideal.
Disclosure of Invention
The application mainly aims to provide a sound insulation door, which aims to enhance the sound insulation effect of the sound insulation door, avoid noise leakage and play a role in water and dust prevention.
To achieve the above object, the soundproof door of the present application comprises:
the door frame is characterized in that a first sealing strip is laid on the inner side edge of the door frame; and
the door leaf is hinged to the door frame, and a second sealing strip is laid on the outer periphery of the door leaf in a pasting mode;
when the door leaf is buckled on the door frame, a sound insulation cavity is formed between the first sealing strip and the second sealing strip.
In one embodiment of the present application, the first sealing strip includes:
the first installation part is buckled and installed on the edge of the door frame;
the first coating part is arranged outside the first installation part in an extending mode and is attached to one side end face of the door leaf; and
the first blocking part is arranged at intervals with the first cladding part, and is clamped in a gap between the door leaf and the door frame when the door leaf is buckled with the door frame;
when the door leaf is buckled on the door frame, a first sound insulation cavity is formed between the first blocking part and the first cladding part.
In one embodiment of the present application, the second sealing strip includes:
the second installation part is buckled and installed on the edge of the door leaf and is positioned on the opposite side of the first installation part;
the second coating part is arranged outside the second installation part in an extending mode and is attached to one side of the door frame; and
the second blocking part is arranged at intervals with the second cladding part, and is clamped with a gap between the door leaf and the door frame when the door leaf is buckled with the door frame;
when the door leaf is buckled to the door frame, a second sound insulation cavity is formed between the second blocking portion and the second covering portion, and a third sound insulation cavity is formed between the first blocking portion and the second blocking portion.
In an embodiment of the application, the first blocking portion is curved along a buckling direction of the door leaf.
In an embodiment of the application, the second blocking portion is curved away from the door leaf fastening direction.
In an embodiment of the application, the door leaf is filled with sound absorbing material.
In an embodiment of the application, a plurality of reinforcing ribs are arranged in the door leaf at intervals to form a plurality of sound insulation sections, and the sound absorption material is filled in the sound insulation sections.
In one embodiment of the application, the sound absorbing material is fiberglass.
According to the technical scheme, the first sealing strip and the second sealing strip are respectively arranged at the edges of the door frame and the door leaf, when the door leaf is buckled with the door frame, a sound insulation cavity is formed between the first sealing strip and the second sealing strip, so that the sealing effect of a gap between the door leaf and the door frame is enhanced, and noise leakage is avoided;
further, the first sealing strip includes first cladding portion and first shutoff portion, and the second sealing strip includes second cladding portion and second shutoff portion, forms first sound insulation chamber between first cladding portion and the first shutoff portion, and second cladding portion and second shutoff portion form second sound insulation chamber, form the third sound insulation chamber between first shutoff portion and the second shutoff portion, further strengthen the sound insulation effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of a soundproof door of the present application;
FIG. 2 is a front view of one embodiment of a soundproof door of the present application;
FIG. 3 is a cross-sectional view taken along line 2 A-A;
fig. 4 is a partial enlarged view at a in fig. 3.
Reference numerals illustrate:
100. a soundproof door; 10. a door frame; 11. a first sealing strip; 111. a first mounting portion; 112. a first cladding portion; 113. a first blocking portion; 20. a door leaf; 21. a second sealing strip; 211. a second mounting portion; 212. a second coating portion; 213. a second blocking portion; 31. a first sound-insulating chamber; 32. a second sound-insulating chamber; 33. and a third sound insulation cavity.
The achievement of the objects, functional features and advantages of the present application will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present application, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.
Referring to fig. 1 to 4, the present application proposes a soundproof door 100, which comprises a door frame 10 and a door leaf 20, wherein a first sealing strip 11 is attached to an inner edge of the door frame 10; the door leaf 20 is hinged to the door frame 10, and a second sealing strip 21 is attached to the outer periphery of the door leaf 20; when the door leaf 20 is fastened to the door frame 10, a sound insulation cavity is formed between the first sealing strip 11 and the second sealing strip 21.
It is understood that high intensity noise caused by industrial production, machine equipment, etc. in an industrial area causes long-term harm to the environment and human body. It is mainly derived from activities such as machines, equipment, processes, production and transportation, and is also affected by environmental factors and management levels. In general, the decibel level of industrial noise exceeds the noise level allowed by the environment surrounding the industrial area, and causes great disturbance and discomfort to the life of residents, including sleep disturbance, hearing loss, mood instability and the like. In order to prevent noise from leaking, in general, sound insulation is performed on walls and doors and windows in factories, and when the door is subjected to sound insulation, a sound insulation material such as silica gel or rock wool is filled in the door leaf 20 to reduce the transmission of noise, however, the noise is transmitted through a gap between the door leaf 20 and the door frame 10, and the sound insulation effect is poor.
In view of this, the soundproof door 100 provided by the present application includes a door frame 10 and a door leaf 20, a first sealing strip 11 is applied to an edge of the door frame 10, the first sealing strip 11 may be fixed to the edge of the door frame 10 by a screw, and a portion of the first sealing strip 11 extends out of an inner edge of the door frame 10 and is wrapped around the edge of the door leaf 20 to block a gap between the door frame 10 and one side of the door leaf 20; the outer side edge of the door leaf 20 can be adhered with a second sealing strip 21, the second sealing strip 21 can be fastened on the side edge of the door leaf 20 through a screw lock, and part of the second sealing strip 21 extends out of the side edge of the door leaf 20 and is coated on the edge of the door frame 10; the second sealing strip 21 and the first sealing strip 11 are oppositely arranged, and a sound insulation cavity is formed between the first sealing strip 11 and the second sealing strip 21, so that the sound insulation effect can be enhanced, and the noise is prevented from leaking; in addition, the extending parts of the first sealing strip 11 and the second sealing strip 21 are respectively coated on the edges of the door leaf 20 and the door frame 10, so that the waterproof and dustproof effects can be achieved, and outdoor water vapor or dust can be effectively prevented from entering the room, or indoor water vapor or dust can be effectively prevented from entering the room.
Referring to fig. 3 and 4, in an embodiment of the present application, the first sealing strip 11 includes a first mounting portion 111, a first cladding portion 112, and a first blocking portion 113, where the first mounting portion 111 is fastened to the edge of the door frame 10; the first coating portion 112 is disposed outside the first mounting portion 111 in an extending manner, and the first coating portion 112 is attached to one end surface of the door 20; the first blocking portion 113 and the first covering portion 112 are disposed at intervals, and when the door leaf 20 is fastened to the door frame 10, the first blocking portion 113 is fastened to a gap between the door leaf 20 and the door frame 10; when the door leaf 20 is fastened to the door frame 10, a first sound insulation cavity 31 is formed between the first blocking portion 113 and the first covering portion 112.
It can be understood that the first mounting portion 111 may be formed by two mounting plates arranged at right angles, the first mounting portion 111 may be attached to the edge of the door frame 10, and fixedly connected to the door frame 10 by screws, and the first mounting portion 111 may be coated on the edge of the door frame 10; the first cladding part 112 extends outside the first mounting part 111, and when the door leaf 20 is buckled with the door frame 10, the first cladding part 112 is attached to the edge of the door leaf 20 and seals the gap between the door leaf 20 and the door frame 10; the first blocking portion 113 may be disposed parallel to and spaced apart from the first covering portion 112, where the width of the first blocking portion 113 is smaller than the width of the first covering portion 112, and when the door leaf 20 is fastened to the door frame 10, the first blocking portion 113 fills a gap between the door frame 10 and the door leaf 20, and forms a first sound insulation cavity 31 with the first covering portion 112. The material of the first mounting portion 111 is a hard plastic, for example, PVC, POM, or the like, and the material of the first coating portion 112 and the first blocking portion 113 is a rubber material, which is soft and has a good sealing effect.
Referring to fig. 3 and 4, in an embodiment of the present application, the second sealing strip 21 includes a second mounting portion 211, a second covering portion 212, and a second blocking portion 213, where the second mounting portion 211 is fastened to the edge of the door leaf 20 and is located on the opposite side of the first mounting portion 111; the second coating portion 212 is disposed outside the second mounting portion 211 in an extending manner, and the second coating portion 212 is attached to one side of the door frame 10; the second blocking portion 213 and the second coating portion 212 are disposed at intervals, and when the door leaf 20 is fastened to the door frame 10, the second blocking portion 213 is clamped to a gap between the door leaf 20 and the door frame 10; when the door leaf 20 is fastened to the door frame 10, a second sound insulation cavity 32 is formed between the second blocking portion 213 and the second covering portion 212, and a third sound insulation cavity 33 is formed between the first blocking portion 113 and the second blocking portion 213.
It can be understood that the second mounting portion 211 may be formed by two mounting plates arranged at right angles, the second mounting portion 211 may be attached to the edge of the door leaf 20, and fixedly connected to the side edge of the door leaf 20 by a screw, and the second mounting portion 211 may be wrapped around the edge of the door leaf 20; the second coating portion 212 is extended to the outside of the second mounting portion 211, and when the door 20 is fastened to the door frame 10, the second coating portion 212 is attached to the edge of the door frame 10 and seals the gap between the door 20 and the door frame 10; the second blocking portion 213 may be parallel to and spaced from the second covering portion 212, and the width of the second blocking portion 213 is smaller than the width of the second covering portion 212, when the door leaf 20 is fastened to the door frame 10, the second blocking portion 213 fills a gap between the door frame 10 and the door leaf 20, and forms a second sound insulation cavity 32 with the second covering portion 212. The material of the second mounting portion 211 is a hard plastic, for example, PVC, POM, or the like, and the materials of the second coating portion 212 and the second blocking portion 213 are rubber materials, which is soft and has a good sealing effect.
Referring to fig. 4, when the door 20 is fastened to the door frame 10, the third soundproof cavity 33 is formed between the first blocking portion 113 and the second blocking portion 213, and thus, three soundproof cavities are formed between the first covering portion 112 and the second covering portion 212, and the noise is gradually attenuated by the propagation of the three soundproof cavities, so that the soundproof effect can be remarkably improved.
Referring to fig. 3 and 4, in an embodiment of the present application, the first blocking portion 113 is curved along the fastening direction of the door leaf 20.
It can be understood that the first blocking portion 113 is curved towards the first covering portion 112, when the door leaf 20 is fastened to the door frame 10, the first blocking portion 113 is curved along the fastening direction of the door leaf 20, so that the door closing operation is smoother, and the first blocking portion 113 is attached to the side edge of the door leaf 20 after being curved, so as to further enhance the tightness between the first blocking portion 113 and the door leaf 20.
In one embodiment of the present application, the second blocking portion 213 is curved away from the fastening direction of the door leaf 20.
It can be understood that, the second blocking portion 213 is curved towards the second cladding portion 212, when the door leaf 20 is buckled on the door frame 10, the second blocking portion 213 is curved along the direction away from the buckling of the door leaf 20, when the door leaf 20 is buckled, the buckling of the second blocking portion 213 and the side of the door frame 10 is smoother, the blocking of the door closing action is avoided, and the second blocking portion 213 is attached to the side of the door frame 10 after being curved, so that the tightness between the second blocking portion 213 and the door frame 10 is further enhanced.
In an embodiment of the present application, the door leaf 20 is filled with a sound absorbing material.
In order to further enhance the sound insulation effect of the door leaf 20, the door leaf 20 may be filled with a sound absorbing material to reduce resonance caused by noise, thereby reducing noise, and the sound absorbing material may be rock wool, glass fiber, or the like.
In an embodiment of the present application, a plurality of reinforcing ribs (not shown) are disposed in the door leaf 20 at intervals to form a plurality of sound insulation sections, and the sound absorption material is filled in the sound insulation sections.
In order to uniformly distribute the sound absorbing material inside the door leaf 20, a plurality of reinforcing ribs can be arranged in the door leaf 20 at intervals to form a plurality of sound insulation sections, and the sound absorbing material can avoid the phenomenon that the sound absorbing material collapses and falls down caused by long-term use after being filled in the sound insulation sections, so that the whole sound absorbing material inside the door leaf 20 is uniformly filled, and the sound absorbing effect is better.
In one embodiment of the application, the sound absorbing material is fiberglass.
In the embodiment, the sound absorbing material is glass fiber, and the glass fiber is composed of hundreds of monofilaments, so that attenuation is facilitated, and the sound insulation effect is good.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the scope of the application, and all equivalent structural changes made by the description of the present application and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the application.

Claims (8)

1. A soundproof door, comprising:
the door frame is characterized in that a first sealing strip is laid on the inner side edge of the door frame; and
the door leaf is hinged to the door frame, and a second sealing strip is laid on the outer periphery of the door leaf in a pasting mode;
when the door leaf is buckled on the door frame, a sound insulation cavity is formed between the first sealing strip and the second sealing strip.
2. The soundproofing door of claim 1, wherein said first sealing strip comprises:
the first installation part is buckled and installed on the edge of the door frame;
the first coating part is arranged outside the first installation part in an extending mode and is attached to one side end face of the door leaf; and
the first blocking part is arranged at intervals with the first cladding part, and is clamped in a gap between the door leaf and the door frame when the door leaf is buckled with the door frame;
when the door leaf is buckled on the door frame, a first sound insulation cavity is formed between the first blocking part and the first cladding part.
3. The soundproof door of claim 2 wherein said second sealing strip comprises:
the second installation part is buckled and installed on the edge of the door leaf and is positioned on the opposite side of the first installation part;
the second coating part is arranged outside the second installation part in an extending mode and is attached to one side of the door frame; and
the second blocking part is arranged at intervals with the second cladding part, and is clamped with a gap between the door leaf and the door frame when the door leaf is buckled with the door frame;
when the door leaf is buckled to the door frame, a second sound insulation cavity is formed between the second blocking portion and the second covering portion, and a third sound insulation cavity is formed between the first blocking portion and the second blocking portion.
4. A soundproof door as claimed in claim 3, wherein the first blocking portion is provided curved in the buckling direction of the door leaf.
5. A soundproofing door according to claim 3, wherein the second blocking portion is curved away from the door leaf buckling direction.
6. A sound-insulating door as claimed in any one of claims 1 to 5, wherein the door leaf is filled with sound-absorbing material.
7. The soundproof door of claim 6 wherein a plurality of reinforcing ribs are provided in the door leaf at intervals to form a plurality of soundproof sections, and the sound absorbing material is filled in the soundproof sections.
8. The soundproofing door of claim 7, wherein said sound absorbing material is fiberglass.
CN202310767814.7A 2023-06-27 2023-06-27 Sound insulation door Pending CN116752877A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310767814.7A CN116752877A (en) 2023-06-27 2023-06-27 Sound insulation door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310767814.7A CN116752877A (en) 2023-06-27 2023-06-27 Sound insulation door

Publications (1)

Publication Number Publication Date
CN116752877A true CN116752877A (en) 2023-09-15

Family

ID=87953019

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310767814.7A Pending CN116752877A (en) 2023-06-27 2023-06-27 Sound insulation door

Country Status (1)

Country Link
CN (1) CN116752877A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118148476A (en) * 2024-05-11 2024-06-07 大厂金隅爱乐屋建筑节能制品有限公司 High-efficient heat retaining double-break bridge section bar door structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118148476A (en) * 2024-05-11 2024-06-07 大厂金隅爱乐屋建筑节能制品有限公司 High-efficient heat retaining double-break bridge section bar door structure
CN118148476B (en) * 2024-05-11 2024-09-10 大厂金隅爱乐屋建筑节能制品有限公司 High-efficient heat retaining double-break bridge section bar door structure

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