CN111706234A - Sound-insulation bridge-cut-off aluminum alloy door and window - Google Patents
Sound-insulation bridge-cut-off aluminum alloy door and window Download PDFInfo
- Publication number
- CN111706234A CN111706234A CN202010654731.3A CN202010654731A CN111706234A CN 111706234 A CN111706234 A CN 111706234A CN 202010654731 A CN202010654731 A CN 202010654731A CN 111706234 A CN111706234 A CN 111706234A
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- Prior art keywords
- window
- frame
- sound
- cut
- aluminum alloy
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- Pending
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 23
- 238000009413 insulation Methods 0.000 title claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000035939 shock Effects 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 12
- 238000004321 preservation Methods 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Images
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
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
-
- 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
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/56—Fastening frames to the border of openings or to similar contiguous frames
-
- 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
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/62—Tightening or covering joints between the border of openings and the frame or between contiguous frames
-
- 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
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/148—Windows
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a sound insulation bridge-cut-off aluminum alloy door and window, wherein a retraction groove is formed in the outer portion of a fixing column, an extrusion plate is movably connected to the inner surface of the retraction groove, a sealing air bag is embedded in the bottom of the extrusion plate, a plurality of groups of self-locking motors are mounted in the fixing column through bolts, a screw rod is welded at the bottom of an output shaft of each self-locking motor, and the screw rod is in threaded connection with the screw rod at the bottom of the self-locking motor through a threaded groove formed in the top of. According to the sound insulation bridge-cut-off aluminum alloy door and window, the screw rods and the thread grooves are arranged on the outer side of the outer frame, so that the door and window can be conveniently fixed with wall holes of different sizes, meanwhile, the door and window can be replaced and repaired, the sealing air bags are arranged in the extrusion plates, gaps between the outer frame and the wall holes can be blocked, and the vibration reduction air bags are arranged on the inner surfaces of the outer frame, so that the outer frame and the window frame can be sealed, and noise transmission is prevented.
Description
Technical Field
The invention relates to the field of doors and windows, in particular to a sound-insulation bridge-cut-off aluminum alloy door and window.
Background
In the bridge-cut-off aluminum alloy door and window technology, sealing, heat insulation, rain prevention and the like are important technical indexes, and how to realize and solve the technical problems in the prior art, research and development personnel continuously develop ideas on the basis of the original technology so as to meet the requirements of production and life;
when an existing bridge-cut-off aluminum alloy door window is installed, the size of an inaccurate control wall hole is consistent with the size of an outer frame, so that the size of the wall hole is generally larger than the size of the outer frame, a filling tool is required to be used for sealing a gap between the wall hole and the outer frame when the door window is installed, sound leakage can be caused due to the gap between the existing wall hole and the outer frame, the gap between the outer frame and a window frame and the like, and therefore the sound-insulation bridge-cut-off aluminum alloy door window is provided.
Disclosure of Invention
The invention mainly aims to provide a sound-insulation bridge-cut-off aluminum alloy door and window which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a sound insulation bridge cut-off aluminum alloy door and window comprises an outer frame arranged on a wall and a window frame arranged at the front end of the outer frame through a hinge, wherein sound insulation heat preservation glass is fixedly arranged inside the window frame, a handle is arranged on one side of the front end of the window frame far away from the hinge through a bolt, the outer frame comprises four fixing columns which are sequentially connected end to end, wherein,
the self-locking mechanism is characterized in that a retractable groove is formed in the outer portion of the fixed column, a transverse concave-shaped extrusion plate is movably connected to the inner surface of the retractable groove, a sealing air bag is inlaid in the bottom of the extrusion plate, a plurality of groups of self-locking motors are mounted in the fixed column through bolts, screw rods are welded to the bottoms of output shafts of the self-locking motors, and the screw rods are in threaded connection with the bottoms of the self-locking motors through threaded grooves formed in the tops of the extrusion plates.
Preferably, a first valve core is installed on the outer side of the fixing column and communicated with the sealing air bag inside the extrusion plate through a pipeline.
Preferably, the inner diameter of the thread groove is equal to the outer diameter of the screw, and a sponge pad is bonded to the bottom of the extrusion plate.
Preferably, the joint of the sound-insulation and heat-preservation glass and the window frame is filled with damping and vibration-damping glue for damping the sound-insulation and heat-preservation glass, and a vibration-damping adhesive tape is bonded at the contact position of the window frame and the outer frame.
Preferably, the inner surface welding of frame has the limiting plate, and the inside of limiting plate is inlayed and is had the shock attenuation gasbag, the outside bonding of shock attenuation gasbag has the rubber pad, the butt joint groove relative with shock attenuation gasbag position is seted up to the outside of window frame.
Preferably, a second valve core is installed outside the outer frame and is communicated with the interior of the shock absorption air bag through a pipeline.
Preferably, a plurality of groups of sound absorbing holes are uniformly formed in the inner surfaces of the outer frame and the window frame.
Preferably, the air pump is installed through the bolt in the inside of frame, and the air pump is installed on the pipeline between second valve core and the shock attenuation gasbag, the battery is installed through the bolt in the inside of frame, the input of auto-lock motor and air pump all is through the output electric connection of wire and battery.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the screw and the thread groove are arranged on the outer side of the outer frame, so that the outer frame can be conveniently fixed with wall openings of different sizes, and doors and windows can be replaced and repaired;
secondly, the sealing air bag is arranged in the extrusion plate, so that the gap between the outer frame and the wall hole can be blocked, the noise caused by collision of the outer frame and the wall hole can be avoided, and meanwhile, the sound can be prevented from being transmitted from the gap between the outer frame and the wall hole;
thirdly, damping vibration attenuation glue is filled between the sound-insulation heat-preservation glass and the window frame, so that the sound-insulation heat-preservation glass can be subjected to vibration attenuation;
fourthly, the vibration reduction air bag is arranged on the inner surface of the outer frame, so that the outer frame and the window frame can be sealed, and the noise can be prevented from being transmitted;
fifthly, the shock absorption rubber strip is arranged between the outer frame and the window frame, so that the outer frame and the window frame can be prevented from colliding.
Drawings
FIG. 1 is a view showing the overall structure of a sound-insulating bridge-cutoff aluminum alloy door/window of the present invention;
FIG. 2 is a cross-sectional view of an outer frame of a sound-insulating bridge-cut-off aluminum alloy door/window of the present invention;
FIG. 3 is a structural diagram of a fixing column in the outer frame of the sound-insulating bridge-cut-off aluminum alloy door and window of the present invention;
FIG. 4 is a partial sectional view of the outer frame and the window frame of the sound-insulating bridge-cutoff aluminum alloy door/window of the present invention.
In the figure: 1. an outer frame; 2. a window frame; 3. sound-insulating and heat-insulating glass; 4. a handle; 5. a self-locking motor; 6. A screw; 7. a pressing plate; 8. a thread groove; 9. sealing the air bag; 10. a limiting plate; 11. a shock-absorbing air bag; 12. a rubber pad; 13. a butt joint groove; 14. damping vibration attenuation glue.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-3, a sound-insulation bridge-cut-off aluminum alloy door and window comprises an outer frame 1 arranged on a wall and a window frame 2 arranged at the front end of the outer frame 1 through a hinge, sound-insulation and heat-preservation glass 3 is fixedly arranged inside the window frame 2, a handle 4 is arranged at one side of the front end of the window frame 2 far away from the hinge through a bolt, the outer frame 1 comprises four fixing columns which are sequentially connected end to end, wherein,
the external portion of the fixed column is provided with a retraction groove, the inner surface of the retraction groove is movably connected with a transverse concave-shaped extrusion plate 7, the bottom of the extrusion plate 7 is inlaid with a sealing air bag 9, a plurality of groups of self-locking motors 5 are mounted in the fixed column through bolts, the bottom of an output shaft of each self-locking motor 5 is welded with a screw rod 6, and the self-locking motors are in threaded connection with the screw rods 6 at the bottoms of the self-locking motors 5 through threaded grooves 8 formed in the tops of the extrusion plates 7.
Referring to fig. 2, a first valve core is installed on the outer side of the fixing column, and the first valve core is communicated with a sealing air bag 9 inside the extrusion plate 7 through a pipeline.
Referring to fig. 2, the inner diameter of the screw groove 8 is equal to the outer diameter of the screw 6, and a sponge pad is adhered to the bottom of the compression plate 7.
Referring to fig. 4, the joint between the sound-insulating and heat-insulating glass 3 and the window frame 2 is filled with damping glue 14 for damping the sound-insulating and heat-insulating glass 3, and a damping adhesive tape is bonded to the contact position between the window frame 2 and the outer frame 1.
Referring to fig. 4, a limiting plate 10 is welded to the inner surface of the outer frame 1, a shock-absorbing airbag 11 is embedded in the limiting plate 10, a rubber pad 12 is bonded to the outer side of the shock-absorbing airbag 11, and a butt groove 13 is formed in the outer portion of the window frame 2 and faces the shock-absorbing airbag 11.
Referring to fig. 4, a second valve core is installed outside the outer frame 1, and the second valve core is communicated with the inside of the air bag 11 through a pipe.
Referring to fig. 4, a plurality of sound-absorbing holes are uniformly formed on the inner surfaces of the outer frame 1 and the window frame 2.
Referring to fig. 1, the air pump is installed through the bolt in the inside of frame 1, and the air pump is installed on the pipeline between second valve core and shock attenuation gasbag 11, the battery is installed through the bolt in the inside of frame 1, the input of self-locking motor 5 and air pump all is through the output electric connection of wire and battery.
When in use, the outer frame 1 to be installed is placed in a wall opening, then the self-locking motor 5 is controlled to drive the screw 6 at the bottom of the self-locking motor to rotate forwards, since the pressing plate 7 is embedded in the inner portion of the outer frame 1, the pressing plate 7 cannot be rotated, and thus, when the screw 6 is rotated, the pressing plate 7 is moved outward, and is extruded with the inner surface of the wall opening, so that the outer frame 1 is tightly connected with the inner wall of the wall opening, the first valve core inflates the sealed air bag 9 to inflate the sealed air bag 9, fills the gap between the extrusion plate 7 and the wall hole, avoids the noise from diffusing outwards from the gap between the wall hole and the outer frame 1, when needs are changed frame 1, drive the reversal of screw rod 6 through control self-locking motor 5 for inside stripper plate 7 shrink frame 1, the completion back, the user alright with manual frame 1 take off, through the door and window of above-mentioned step renewal.
When door and window closed, the shock attenuation adhesive tape contact of window frame 2 and 1 inner wall of frame can not directly bump with frame 1, consequently can not produce the noise, secondly, because frame 1 and window frame 2's inside has all been seted up and has been inhaled the sound hole for frame 1 and the inside porous structure that forms of window frame 2 can absorb the noise that produces.
Door and window closes the back, inhale the second valve inside of sound hole and aerify to shock attenuation gasbag 11 inside, make shock attenuation gasbag 11 inflation, outside extrusion rubber pad 12, make shock attenuation gasbag 11 enter into butt joint groove 13, thereby fill the gap between frame 1 and the window frame 2, avoid the noise outwards to propagate from the gap between frame 1 and the window frame 2, when door and window uses, emit the air in the shock attenuation gasbag 11 through second valve, because the outside setting of shock attenuation gasbag 11 has elastic rubber pad 12, can extrude limiting plate 10 with the shock attenuation gasbag 11 after the gassing, avoid influencing the normal use of window frame 2.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a bridge cut-off al-alloy door & window gives sound insulation, includes and installs frame (1) on the wall and install window frame (2) at frame (1) front end through the hinge, the inside fixed mounting of window frame (2) has syllable-dividing insulating glass (3), and one side that hinge was kept away from to window frame (2) front end installs handle (4), its characterized in that through the bolt: the outer frame (1) comprises four fixed columns which are sequentially connected end to end, wherein,
the improved structure of the self-locking mechanism is characterized in that a retractable groove is formed in the outer portion of the fixed column, a transverse concave-shaped extrusion plate (7) is movably connected to the inner surface of the retractable groove, a sealing air bag (9) is inlaid in the bottom of the extrusion plate (7), a plurality of groups of self-locking motors (5) are mounted in the fixed column through bolts, screw rods (6) are welded to the bottoms of output shafts of the self-locking motors (5), and threaded grooves (8) formed in the top of the extrusion plate (7) are in threaded connection with the screw rods (6) at the bottoms of the self-locking motors (.
2. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 1, wherein: and a first valve core is installed on the outer side of the fixing column and is communicated with a sealing air bag (9) inside the extrusion plate (7) through a pipeline.
3. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 1, wherein: the inner diameter of the thread groove (8) is equal to the outer diameter of the screw (6), and the bottom of the extrusion plate (7) is bonded with a sponge pad.
4. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 1, wherein: the joint of the sound-insulation and heat-preservation glass (3) and the window frame (2) is filled with damping and vibration-damping glue (14) for damping the sound-insulation and heat-preservation glass (3), and a damping rubber strip is bonded at the contact position of the window frame (2) and the outer frame (1).
5. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 1, wherein: the interior surface welding of frame (1) has limiting plate (10), and the inside of limiting plate (10) is inlayed and is had shock attenuation gasbag (11), the outside bonding of shock attenuation gasbag (11) has rubber pad (12), butt joint groove (13) relative with shock attenuation gasbag (11) position are seted up to the outside of window frame (2).
6. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 5, wherein: and a second valve core is arranged outside the outer frame (1) and communicated with the inside of the damping air bag (11) through a pipeline.
7. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 1, wherein: the inner surfaces of the outer frame (1) and the window frame (2) are uniformly provided with a plurality of groups of sound absorption holes.
8. The sound-insulating bridge-cut-off aluminum alloy door and window as claimed in claim 6, wherein: the air pump is installed through the bolt in the inside of frame (1), and the air pump is installed on the pipeline between second valve core and shock attenuation gasbag (11), the battery is installed through the bolt in the inside of frame (1), the input of self-locking motor (5) and air pump all is through the output electric connection of wire and battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654731.3A CN111706234A (en) | 2020-07-09 | 2020-07-09 | Sound-insulation bridge-cut-off aluminum alloy door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654731.3A CN111706234A (en) | 2020-07-09 | 2020-07-09 | Sound-insulation bridge-cut-off aluminum alloy door and window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111706234A true CN111706234A (en) | 2020-09-25 |
Family
ID=72546204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010654731.3A Pending CN111706234A (en) | 2020-07-09 | 2020-07-09 | Sound-insulation bridge-cut-off aluminum alloy door and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111706234A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647811A (en) * | 2020-12-28 | 2021-04-13 | 湖南亘晟门窗幕墙有限公司 | Intelligence canopy panorama system window |
| CN113638682A (en) * | 2021-10-14 | 2021-11-12 | 南通海鹰门窗安装工程有限公司 | Environment-friendly sound-insulation aluminum alloy door and window |
| CN114776195A (en) * | 2022-04-27 | 2022-07-22 | 江苏昊钧华科住宅工业有限公司 | Convenient and quick-closing sound-insulation fireproof door |
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| CN110359823A (en) * | 2019-07-05 | 2019-10-22 | 湖南展杰科技有限公司 | A kind of heat insulation window being easily installed |
| CN209621043U (en) * | 2018-09-27 | 2019-11-12 | 珠海博曼建筑科技有限公司 | Casement window outside a kind of sound insulation using multi-cavity structure |
| CN209704393U (en) * | 2018-12-21 | 2019-11-29 | 芜湖百益人防工程防护设备有限公司 | A kind of novel sound insulation closed guard gate |
| CN210598627U (en) * | 2019-05-23 | 2020-05-22 | 江苏科宇装饰工程有限公司 | Plastic-steel door and window convenient to install |
| CN210659681U (en) * | 2019-08-12 | 2020-06-02 | 鸿霖股份有限公司 | External wall window frame convenient to construction |
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2020
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Patent Citations (5)
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| CN209621043U (en) * | 2018-09-27 | 2019-11-12 | 珠海博曼建筑科技有限公司 | Casement window outside a kind of sound insulation using multi-cavity structure |
| CN209704393U (en) * | 2018-12-21 | 2019-11-29 | 芜湖百益人防工程防护设备有限公司 | A kind of novel sound insulation closed guard gate |
| CN210598627U (en) * | 2019-05-23 | 2020-05-22 | 江苏科宇装饰工程有限公司 | Plastic-steel door and window convenient to install |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647811A (en) * | 2020-12-28 | 2021-04-13 | 湖南亘晟门窗幕墙有限公司 | Intelligence canopy panorama system window |
| CN113638682A (en) * | 2021-10-14 | 2021-11-12 | 南通海鹰门窗安装工程有限公司 | Environment-friendly sound-insulation aluminum alloy door and window |
| CN113638682B (en) * | 2021-10-14 | 2021-12-10 | 南通海鹰门窗安装工程有限公司 | Environment-friendly sound-insulation aluminum alloy door and window |
| CN114776195A (en) * | 2022-04-27 | 2022-07-22 | 江苏昊钧华科住宅工业有限公司 | Convenient and quick-closing sound-insulation fireproof door |
| CN114776195B (en) * | 2022-04-27 | 2022-11-18 | 江苏昊钧华科住宅工业有限公司 | Sound-insulation fireproof door convenient to close quickly |
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Application publication date: 20200925 |
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| RJ01 | Rejection of invention patent application after publication |