CN220791067U - Soundproof door assembly - Google Patents
Soundproof door assembly Download PDFInfo
- Publication number
- CN220791067U CN220791067U CN202322507469.1U CN202322507469U CN220791067U CN 220791067 U CN220791067 U CN 220791067U CN 202322507469 U CN202322507469 U CN 202322507469U CN 220791067 U CN220791067 U CN 220791067U
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- Prior art keywords
- door
- strip
- sealing strip
- wall
- parts
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- 238000007789 sealing Methods 0.000 claims abstract description 51
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 238000005452 bending Methods 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 6
- 239000011490 mineral wool Substances 0.000 claims description 3
- 229920002943 EPDM rubber Polymers 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 15
- 230000035939 shock Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a sound insulation door assembly, which comprises a door frame and a sound insulation door, wherein the sound insulation door is movably connected with the door frame through a hinge, and the door frame comprises an upper cross beam, two side beams and a bottom beam; the bottom surface of the upper cross beam, the opposite wall surfaces of the two side beams and the top surface of the bottom beam are respectively formed with a step-shaped protruding part, and the four side walls of the soundproof door are formed with step-shaped groove parts which are matched with the corresponding groove parts; and a sealing strip part is arranged between the protruding part and the corresponding groove part. It adopts two elastic sealing strips and a sealing strip, realizes three-layer sealing and shock attenuation, improves the sound insulation effect greatly.
Description
Technical field:
the utility model relates to the technical field related to sound insulation equipment, in particular to a sound insulation door assembly.
The background technology is as follows:
the sound insulation door is a door capable of effectively isolating sound transmission and is widely applied to places needing to keep indoor silence, such as conference rooms, recording studio, video and audio rooms and the like.
The sound insulation effect of the sound insulation door is realized through a series of principles and technical means.
(1) The design of the soundproof door adopts special structure and materials. In general, door leaves and door frames of soundproof doors are of a multi-layered structure, and are filled with soundproof materials such as rock wool, glass fiber, and the like. These sound-insulating materials have good sound absorption properties and are capable of effectively absorbing and reducing the propagation of sound waves. Meanwhile, the door leaf and the door frame of the sound insulation door adopt a sealing design, so that no gap exists between the door and the door frame, and sound is prevented from leaking from a door gap.
(2) The soundproof door can also adopt auxiliary materials such as sealing strips, damping strips and the like to improve the soundproof effect. The sealing strip can be installed between door leaf and door frame, plays the effect of filling the crack, reduces sound and reveal. The shock attenuation strip can be installed in the junction of door leaf and door frame, reduces the vibrations and the resonance of door leaf, further reduces the effect of sound transmission.
However, the existing soundproof door and door frame are generally sealed by only arranging a simple layer of sealing strip between the adjacent sealing strips, and the sealing effect is poor.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art and provides a sound insulation door assembly, which adopts two elastic sealing strips and one sealing strip to realize three-layer sealing and shock absorption and greatly improve the sound insulation effect.
The scheme for solving the technical problems is as follows:
the soundproof door assembly comprises a door frame and a soundproof door, wherein the soundproof door is movably connected with the door frame through a hinge, and the door frame comprises an upper cross beam, two side beams and a bottom beam;
the bottom surface of the upper cross beam, the opposite wall surfaces of the two side beams and the top surface of the bottom beam are respectively formed with a step-shaped protruding part, and the four side walls of the soundproof door are formed with step-shaped groove parts which are matched with the corresponding groove parts;
and a sealing strip is arranged between the protruding part and the corresponding groove part.
The protruding parts comprise a first protruding part, a second protruding part and a third protruding part which are formed on the inner side wall of the door frame and extend outwards step by step from the front to the back;
the groove parts comprise a first groove part and a second groove part, the second groove part is formed at the rear parts of the four side walls of the soundproof door, the extending edge parts which extend outwards are formed at the front parts of the four side walls of the soundproof door, and the first groove part is formed between the extending edge parts and the front parts of the four side walls of the soundproof door;
the first protruding portion is inserted in the first groove portion, the second protruding portion is inserted in the second groove portion, and the third protruding portion is located behind the edge portion of the rear wall face of the soundproof door.
The outer end shaping of extension limit portion has the limit portion of bending, and the sealing strip is in first recess portion department, and the lateral wall of sealing strip presses on the inside wall of limit portion of bending, and the medial wall of sealing strip presses on the inside wall of first recess portion department, and the preceding wall of sealing strip presses on the extension limit portion, and the back wall of sealing strip presses on the preceding wall of first bellying.
The first clamping strip vertical to the inner side wall of the first protruding portion is fixed on the inner side wall of the first protruding portion, the second clamping strip vertical to the inner side wall of the second protruding portion is fixed on the inner side wall of the second protruding portion, the elastic sealing strip is clamped on the corresponding first clamping strip or the second clamping strip, the elastic strip portion with the annular section is formed on the front wall surface of the elastic sealing strip, the front end of the elastic strip portion of the first clamping strip is pressed against the front wall surface of the second groove portion, and the front end of the elastic strip portion of the second clamping strip is pressed against the rear wall surface of the edge portion of the soundproof door.
The elastic sealing strip is a strip-shaped piece with a U-shaped section, an inwardly extending slot is formed in the middle of the outer wall surface of the strip-shaped piece, a plurality of elastic strips are formed on the two inner side walls of the slot, the first clamping strip or the second clamping strip is inserted into the corresponding slot, and the end parts of the elastic strips are pressed against the outer wall surface of the first clamping strip or the second clamping strip.
The utility model has the outstanding effects that:
1. it adopts two elastic sealing strips and a sealing strip, realizes three-layer sealing and shock attenuation, improves the sound insulation effect greatly.
2. A damping layer is fixed on the rear wall surface of the front wall plate of the outer shell, so that the damping effect is further improved.
3. The sound insulation door lock is adopted, so that the sound insulation effect of the sound insulation door is further improved.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present utility model;
FIG. 2 is a cross-sectional view A-A of the present utility model;
FIG. 3 is a B-B cross-sectional view of the present utility model;
fig. 4 is a partial enlarged view of fig. 3.
The specific embodiment is as follows:
1-4, a soundproof door assembly comprises a door frame 10 and a soundproof door 20, wherein the door frame 10 comprises an upper cross beam 11, two side beams 12 and a bottom beam 13, and the upper cross beam 11, the two side beams 12 and the bottom beam 13 form a rectangular frame; one side of the soundproof door 20 is movably connected with the side beam 12 of one side of the door frame 10 by a hinge;
the bottom surface of the upper cross beam 11, the opposite wall surfaces of the two side beams 12 and the top surface of the bottom beam 13 are respectively formed with a step-shaped protruding part, and the four side walls of the soundproof door 20 are formed with step-shaped groove parts which are matched with the corresponding groove parts;
and a sealing strip 1 is arranged between the protruding part and the corresponding groove part.
Further, the bosses include a first boss 14, a second boss 15 and a third boss 16 formed on an inner side wall of the door frame 10 to extend outwardly stepwise from the front to the rear;
the groove parts comprise a first groove part 21 and a second groove part 22, the second groove part 22 is formed at the rear parts of the four side walls of the soundproof door 20, the extending edge part 23 which extends outwards is formed at the front parts of the four side walls of the soundproof door 20, and the first groove part 21 is formed between the extending edge part 23 and the front parts of the four side walls of the soundproof door 20;
the first boss 14 is inserted in the first groove portion 21, the second boss 15 is inserted in the second groove portion 22, and the third boss 16 is located behind the edge of the rear wall surface of the soundproof door 20.
Further, the outer end of the extending edge 23 is formed with a bending edge 231, the sealing strip 1 is located at the first groove 21, the outer side wall of the sealing strip 1 is pressed against the inner side wall of the bending edge 231, the inner side wall of the sealing strip 1 is pressed against the inner side wall of the first groove 21, the sealing strip 1 can be fixed on the extending edge 23 by an adhesive, the front wall surface of the sealing strip 1 is pressed against the extending edge 23, and the rear wall surface of the sealing strip 1 is pressed against the front wall surface of the first bulge 14;
the first clamping strip 141 perpendicular to the inner side wall of the first protruding portion 14 is fixed on the inner side wall of the first protruding portion 14, the second clamping strip 151 perpendicular to the inner side wall of the second protruding portion 15 is fixed on the inner side wall of the second protruding portion 15, the elastic sealing strip 2 is clamped on the corresponding first clamping strip 141 or the second clamping strip 151, the elastic strip portion 3 with the annular section is formed on the front wall surface of the elastic sealing strip 2, the front end of the elastic strip portion 3 of the first clamping strip 141 is pressed against the front wall surface of the second groove portion 22, and the front end of the elastic strip portion 3 of the second clamping strip 151 is pressed against the edge portion rear wall surface of the soundproof door 20.
It adopts two elastic sealing strips 2 and a sealing strip 1, realizes three-layer sealing, improves the sound insulation effect, and through the annular elastic strip portion 3 of cross-section for when soundproof door 20 lid closes door frame 10, through the elastic deformation of elastic strip portion 3, improves its cushioning effect.
Further, the elastic sealing strip 2 is a strip-shaped member with a U-shaped cross section, an inwardly extending slot 4 is formed in the middle of the outer wall surface thereof, a plurality of elastic strips 5 are formed on two inner side walls of the slot 4, the first clamping strip 141 or the second clamping strip 151 is inserted into the corresponding slot 4, and the end of the elastic strip 5 is pressed against the outer wall surface of the first clamping strip 141 or the second clamping strip 151. The elastic sealing strip 2 can be firmly clamped on the first clamping strip 141 or the second clamping strip 151 by adopting the elastic strip 5, so that the installation is firm.
Further, the soundproof door 20 includes an outer case 201 and an inner core 202, the outer case 201 is rectangular, an inner door keel 203 is fixed inside the outer case 201, and the inner core 202 is filled in the outer case 201.
Further, the inner core 202 is a rock wool block.
Further, the sealing strip 1 is an ethylene propylene diene monomer rubber strip.
Further, a damping layer 6 is fixed to a rear wall surface of the front wall plate of the outer case 201. The damping layer 6 further improves the shock absorbing effect of the soundproof door 20.
Further, the soundproof door 20 is provided with a soundproof door lock, so that the soundproof effect of the soundproof door is further improved.
Claims (10)
1. The utility model provides a soundproof door subassembly, includes door frame (10) and soundproof door (20), and soundproof door (20) pass through hinge and door frame (10) swing joint, its characterized in that: the door frame (10) comprises an upper cross beam (11), two side beams (12) and a bottom beam (13), wherein the upper cross beam (11), the two side beams (12) and the bottom beam (13) form a rectangular frame;
the bottom surface of the upper cross beam (11), the opposite wall surfaces of the two side beams (12) and the top surface of the bottom beam (13) are respectively formed with a step-shaped protruding part, and the four side walls of the sound insulation door (20) are formed with step-shaped groove parts which are matched with the corresponding groove parts;
sealing strips (1) are arranged between the protruding parts and the corresponding groove parts.
2. A sound insulating door assembly according to claim 1, wherein: the protruding parts comprise a first protruding part (14), a second protruding part (15) and a third protruding part (16) which are formed on the inner side wall of the door frame (10) and extend outwards step by step from front to back;
the groove parts comprise a first groove part (21) and a second groove part (22), the second groove part (22) is formed at the rear parts of the four side walls of the soundproof door (20), the extending edge parts (23) which extend outwards are formed at the front parts of the four side walls of the soundproof door (20), and the first groove part (21) is formed between the extending edge parts (23) and the front parts of the four side walls of the soundproof door (20);
the first protruding part (14) is inserted in the first groove part (21), the second protruding part (15) is inserted in the second groove part (22), and the third protruding part (16) is positioned behind the edge part of the rear wall surface of the soundproof door (20).
3. A sound insulating door assembly according to claim 2, wherein: the outer end shaping of extension limit portion (23) has limit portion of bending (231), and sealing strip (1) are in first recess portion (21) department, and the lateral wall of sealing strip (1) presses on the inside wall of limit portion of bending (231), and the medial wall of sealing strip (1) presses on the inside wall department of first recess portion (21), and the front wall face of sealing strip (1) presses on extension limit portion (23), and the back wall face of sealing strip (1) presses on the front wall face of first bellying (14).
4. A sound insulating door assembly according to claim 2, wherein: the sound insulation door is characterized in that a first clamping strip (141) perpendicular to the inner side wall of the first protruding portion (14) is fixed on the inner side wall of the first protruding portion (14), a second clamping strip (151) perpendicular to the inner side wall of the second protruding portion (15) is fixed on the inner side wall of the second protruding portion (15), the elastic sealing strip (2) is clamped on the corresponding first clamping strip (141) or second clamping strip (151), an elastic strip portion (3) with an annular section is formed on the front wall surface of the elastic sealing strip (2), the front end of the elastic strip portion (3) of the first clamping strip (141) is pressed on the front wall surface of the second groove portion (22), and the front end of the elastic strip portion (3) of the second clamping strip (151) is pressed on the rear wall surface of the sound insulation side portion of the door (20).
5. A sound insulating door assembly as defined in claim 4, wherein: the elastic sealing strip (2) is a strip-shaped piece with a U-shaped section, an inwardly extending slot (4) is formed in the middle of the outer wall surface of the elastic sealing strip, a plurality of elastic strips (5) are formed on two inner side walls of the slot (4), the first clamping strip (141) or the second clamping strip (151) is inserted into the corresponding slot (4), and the end part of the elastic strip (5) is pressed against the outer wall surface of the first clamping strip (141) or the second clamping strip (151).
6. A sound insulating door assembly according to claim 1, wherein: the soundproof door (20) comprises an outer shell (201) and an inner core portion (202), wherein the outer shell (201) is rectangular, a door inner keel (203) is fixed inside the outer shell, and the inner core portion (202) is filled in the outer shell (201).
7. A sound insulating door assembly as defined in claim 6, wherein: the inner core (202) is a rock wool block.
8. A sound insulating door assembly according to claim 1, wherein: the sealing strip (1) is an ethylene propylene diene monomer rubber strip.
9. A sound insulating door assembly as defined in claim 6, wherein: a damping layer (6) is fixed on the rear wall surface of the front wall plate of the outer shell (201).
10. A sound insulating door assembly according to claim 1, wherein: a soundproof door lock is mounted on the soundproof door (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322507469.1U CN220791067U (en) | 2023-09-15 | 2023-09-15 | Soundproof door assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322507469.1U CN220791067U (en) | 2023-09-15 | 2023-09-15 | Soundproof door assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791067U true CN220791067U (en) | 2024-04-16 |
Family
ID=90663457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322507469.1U Active CN220791067U (en) | 2023-09-15 | 2023-09-15 | Soundproof door assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791067U (en) |
-
2023
- 2023-09-15 CN CN202322507469.1U patent/CN220791067U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |