CN114458118A - Door and window that makes an uproar falls in intelligence sound insulation - Google Patents
Door and window that makes an uproar falls in intelligence sound insulation Download PDFInfo
- Publication number
- CN114458118A CN114458118A CN202210240878.7A CN202210240878A CN114458118A CN 114458118 A CN114458118 A CN 114458118A CN 202210240878 A CN202210240878 A CN 202210240878A CN 114458118 A CN114458118 A CN 114458118A
- Authority
- CN
- China
- Prior art keywords
- frame
- window
- noise
- window frame
- wall
- 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.)
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Classifications
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- 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
- E06B1/04—Frames for doors, windows, or the like to be fixed in openings
- E06B1/36—Frames uniquely adapted for windows
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- 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
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
-
- 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
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/71—Power-operated mechanisms for wings with automatic actuation responsive to temperature changes, rain, wind or 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
- E06B3/04—Wing frames not characterised by the manner of movement
- E06B3/26—Compound frames, i.e. one frame within or behind another
-
- 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
- E06B3/04—Wing frames not characterised by the manner of movement
- E06B3/263—Frames with special provision for insulation
- E06B3/26347—Frames with special provision for insulation specially adapted for sliding doors or windows
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to an intelligent sound-insulation noise-reduction door window, which comprises a frame and a connecting frame, wherein the connecting frame is clamped with the frame, a first window frame and a second window frame are respectively connected on the inner wall of the bottom of the connecting frame in a sliding manner, the second window frame is positioned at one side of the first window frame, toughened glass is respectively arranged on the inner walls of the first window frame and the second window frame, the connecting frame is connected with a first bidirectional screw rod through a bearing, the first bidirectional screw rod is respectively in threaded connection with the first window frame and the second window frame, a power assembly is arranged on the inner wall of one side of the connecting frame, the output end of the power assembly is connected with the first bidirectional screw rod, a controller is arranged on the surface of the connecting frame, a noise detector is arranged on the back surface of the connecting frame, which is far away from the controller, the noise detector detects outdoor noise through the arranged noise detector, the controller and the power assembly, and when the noise is high, the controller starts the power assembly to close the first window frame and the second window frame, therefore, the window does not need to be manually closed, and the noise is reduced.
Description
Technical Field
The invention relates to the technical field of doors and windows, in particular to an intelligent sound-insulation noise-reduction door and window.
Background
The door and the window are divided into the enclosure components or the partition components according to different positions, the requirement of the airtightness of the door and the window is important content in energy-saving design, and the door and the window are important components in a building enclosure structure system and have two functions: the doors and windows are important components of building modeling, so that the shapes, sizes, proportions, arrangements, colors, modeling and the like of the doors and the windows have great influence on the overall modeling of the building.
Present door and window uses in-process, and when outdoor noise was higher, need manual closing door and window to and the poor problem of noise reduction effect gives sound insulation, the door and window installation is comparatively loaded down with trivial details, has the condition that the installation is not convenient, consequently, needs the door and window of making an uproar that gives sound insulation of intelligence and falls.
Disclosure of Invention
The invention aims to provide an intelligent sound-insulation noise-reduction door window, which aims to solve the problem that the door window needs to be manually closed when outdoor noise is high in the use process of the existing door window in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a door and window of making an uproar falls in intelligence sound insulation, includes frame and link frame, the link frame with frame looks joint, sliding connection has first window frame and second window frame respectively on the bottom inner wall of link frame, the second window frame is located one side of first window frame, install toughened glass respectively on the inner wall of first window frame with the second window frame, the link frame is connected with first bidirectional screw through the bearing, first bidirectional screw respectively with first window frame with second window frame threaded connection, install power component on one side inner wall of link frame, power component's output with first bidirectional screw is connected, the surface mounting of link frame has the controller, the link frame is kept away from the back mounted of controller has the noise detector, a side wall mounting of second window frame has the closing plate, a side wall mounting of first window frame has the sealing strip, the sealing strip with the sealing plate looks joint, the noise detector with controller electric connection, the controller with power component electric connection.
Preferably, the inner wall of the bottom of the connecting frame is fixedly provided with a first sliding rail, and the first sliding rail is respectively connected with the first window frame and the second window frame in a clamped mode.
Preferably, the tempered glass comprises first glass, sound insulation damping glue, second glass, a PVB film and third glass, wherein the sound insulation damping glue is located between the first glass and the second glass, and the PVB film is located between the second glass and the third glass.
Preferably, the power assembly comprises a motor, a first rotary table and a second rotary table, the motor is located on the inner wall of one side of the connecting frame, the output end of the motor is connected with the first rotary table, the second rotary table is located at one end of the first bidirectional screw rod, the first rotary table is connected with the second rotary table through a transmission belt, and the controller is electrically connected with the motor.
Preferably, the outer walls of the two sides of the connecting frame are respectively and fixedly provided with a limiting block, and one side wall of the limiting block is provided with a clamping groove.
Preferably, be connected with the transmission shaft through the bearing including the frame, the one end of transmission shaft is connected with first toper tooth, the inside of frame is connected with the second bidirectional screw rod through the bearing, install second toper tooth and joint rod on the lateral wall of second bidirectional screw rod respectively, the joint rod is located the both sides of second toper tooth, first toper tooth with second toper tooth meshing is connected, the joint rod one end with there is joint groove looks joint, install the second slide rail on the inner wall of frame, the second slide rail with joint rod looks joint.
Preferably, the outer walls of the two sides of the frame are respectively provided with a mounting plate, and one side wall of each mounting plate is provided with a mounting hole.
Preferably, a connecting plate is installed on one side wall of the connecting frame, and cleaning cotton is installed on one side wall of the connecting plate.
Preferably, the inner wall of the sealing plate is provided with sound absorption cotton.
The invention has the technical effects and advantages that:
1. through the noise detection appearance, controller and the power component who sets up, the noise detection appearance detects outdoor noise, and when the noise was higher, the controller started first window frame of power component closure and second window frame to need not manual window closing, noise reduction.
2. Through the closing plate that sets up, inhale cotton, sealing strip and PVB film of sound, closed back between first window frame and the second window frame, the sealing strip inserts inside the closing plate, inhales the cotton further reduction to the noise with the PVB film of sound to improve syllable-dividing effect.
3. Through stopper, joint groove and the joint pole that sets up, the joint inslot portion on the stopper is inserted to the drive joint pole of the bidirectional screw of second, will install between coupling frame and the frame to play the effect of the installation coupling frame of being convenient for.
Drawings
FIG. 1 is a schematic view of the overall structure of the frame and the connecting frame according to the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a sectional view showing a planar structure of the connection frame according to the present invention.
FIG. 4 is a schematic view of a planar material structure according to the present invention.
Fig. 5 is a cross-sectional view of a three-dimensional structure of the frame of the present invention.
FIG. 6 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
FIG. 7 is an enlarged view of the structure at B in FIG. 2 according to the present invention.
In the figure: 1. a frame; 2. a connecting frame; 3. a first slide rail; 4. a first window frame; 5. a second window frame; 6. tempering the glass; 61. a first glass; 62. sound insulation damping glue; 63. a second glass; 64. a PVB film; 65. a third glass; 7. a first bidirectional screw; 8. a power assembly; 81. a motor; 82. a first turntable; 83. a second turntable; 9. a noise detector; 10. a controller; 11. a sealing plate; 12. sound-absorbing cotton; 13. a sealing strip; 14. a limiting block; 15. a clamping groove; 16. mounting a plate; 17. a drive shaft; 18. a first conical tooth; 19. a second tapered tooth; 20. a second bidirectional screw; 21. a clamping and connecting rod; 22. a second slide rail; 23. a connecting plate; 24. and cleaning the cotton.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an intelligent sound-insulation noise-reduction door window as shown in figures 1-7, which comprises a frame 1 and a connecting frame 2, wherein the connecting frame 2 is clamped with the frame 1, mounting plates 16 are respectively arranged on the outer walls of two sides of the frame 1, a mounting hole is formed in one side wall of each mounting plate 16, a screw passes through the mounting hole in each mounting plate 16, so that the frame 1 and a wall body can be conveniently mounted, the connecting frame 2 is conveniently mounted on the frame 1 through clamping between the connecting frame 2 and the frame 1, a first window frame 4 and a second window frame 5 are respectively connected on the inner wall of the bottom of the connecting frame 2 in a sliding manner, the second window frame 5 is positioned on one side of the first window frame 4, a first sliding rail 3 is fixedly mounted on the inner wall of the bottom of the connecting frame 2, the first sliding rail 3 is respectively clamped with the first window frame 4 and the second window frame 5, toughened glass 6 is respectively mounted on the inner walls of the first window frame 4 and the second window frame 5, the connecting frame 2 is connected with a first bidirectional screw 7 through a bearing, the first bidirectional screw 7 is respectively in threaded connection with a first window frame 4 and a second window frame 5, a power assembly 8 is installed on the inner wall of one side of the connecting frame 2, the output end of the power assembly 8 is connected with the first bidirectional screw 7, the power assembly 8 drives the first bidirectional screw 7 to rotate, the first bidirectional screw 7 drives the first window frame 4 and the second window frame 5 to open and close, the power assembly 8 comprises a motor 81, a first rotating disc 82 and a second rotating disc 83, the motor 81 is located on the inner wall of one side of the connecting frame 2, the output end of the motor 81 is connected with the first rotating disc 82, the second rotating disc 83 is located at one end of the first bidirectional screw 7, the first rotating disc 82 is connected with the second rotating disc 83 through a transmission belt, the controller 10 is electrically connected with the motor 81, the surface of the connecting frame 2 is provided with the controller 10, the back of the connecting frame 2, which is far away from the controller 10, is provided with a noise detector 9, a sealing plate 11 is arranged on one side wall of the second window frame 5, sound-absorbing cotton 12 is arranged on the inner wall of the sealing plate 11, a sealing strip 13 is arranged on one side wall of the first window frame 4, the sealing strip 13 is clamped with the sealing plate 11, after the first window frame 4 and the second window frame 5 move towards the middle and are closed respectively, the sealing strip 13 extends into the sealing plate 11 to reduce outdoor noise by matching with the sound-absorbing cotton 12, a noise detector 9 is electrically connected with a controller 10, the controller 10 is electrically connected with a power assembly 8, the noise detector 9 detects the outdoor noise in the using process, when the outdoor noise is high, a noise signal is transmitted to the controller 10, the controller 10 starts an output end of a motor 81 to drive a first rotating disc 82 to rotate, the first rotating disc 82 drives a second rotating disc 83 to rotate through a transmission belt, the second rotating disc 83 drives a first bidirectional screw 7 to rotate, so that the first bidirectional screw 7 drives the first window frame 4 and the second window frame 5 to move towards the middle and close through a first sliding rail 3 respectively, and the outdoor noise is reduced.
In the embodiment, the tempered glass 6 comprises a first glass 61, a sound-insulating damping adhesive 62, a second glass 63, a PVB film 64 and a third glass 65, wherein the sound-insulating damping adhesive 62 is positioned between the first glass 61 and the second glass 63, the PVB film 64 is positioned between the second glass 63 and the third glass 65, and the PVB film 64 has multiple functions of safety, heat preservation, noise control, ultraviolet isolation and the like, and is matched with the sound-insulating damping adhesive 62 to sufficiently degrade outdoor noise.
In this embodiment, the outer walls of two sides of the connecting frame 2 are respectively and fixedly installed with a stopper 14, a side wall of the stopper 14 is opened with a clamping groove 15, the frame 1 is connected with a transmission shaft 17 through a bearing, one end of the transmission shaft 17 is connected with a first tapered tooth 18, the inside of the frame 1 is connected with a second bidirectional screw 20 through a bearing, the side wall of the second bidirectional screw 20 is respectively installed with a second tapered tooth 19 and a clamping rod 21, the clamping rod 21 is located at two sides of the second tapered tooth 19, the first tapered tooth 18 is engaged with the second tapered tooth 19, one end of the clamping rod 21 is clamped with the clamping groove 15, the inner wall of the frame 1 is installed with a second sliding rail 22, the second sliding rail 22 is clamped with the clamping rod 21, the stoppers 14 at two sides of the connecting frame 2 are inserted into the grooves on the frame 1, the first tapered tooth 18 is driven to rotate by rotating the transmission shaft 17, the first tapered tooth 18 drives the second tapered tooth 19 to rotate with the second bidirectional screw 20 respectively, the second bidirectional screw 20 drives the clamping rod 21 to extend out of the frame 1 through the second slide rail 22 and insert into the clamping groove 15, so that the connecting frame 2 is convenient to install.
In this embodiment, a connecting plate 23 is installed on a side wall of the connecting frame 2, cleaning cotton 24 is installed on a side wall of the connecting plate 23, the cleaning cotton 24 is supported by the connecting plate 23, and when the first window frame 4 and the second window frame 5 move in an opening and closing manner, the tempered glass 6 on the first window frame 4 and the second window frame 5 is conveniently cleaned by the cleaning cotton 24.
The working principle of the invention is as follows: when the intelligent sound-insulation noise-reduction door window is used, firstly, screws penetrate through a mounting plate 16 to mount a frame 1 and a wall body, limiting blocks 14 on two sides of a connecting frame 2 are inserted into the frame 1, a rotating transmission shaft 17 drives a first conical tooth 18 to rotate, the first conical tooth 18 drives a second bidirectional screw rod 20 to rotate through a second conical tooth 19, the second bidirectional screw rod 20 drives a clamping rod 21 to extend out of the frame 1 to be inserted into a clamping groove 15, and therefore the mounting of the connecting frame 2 is completed.
The noise detector 9 detects outdoor noise, when the outdoor noise is high, a noise signal is transmitted to the controller 10, the controller 10 starts the motor 81 to operate, the motor 81 drives the first rotating disc 82 to rotate, the first rotating disc 82 drives the second rotating disc 83 to rotate through the transmission belt, the second rotating disc 83 drives the first bidirectional screw 7 to rotate, the first bidirectional screw 7 drives the first window frame 4 and the second window frame 5 to move towards the middle respectively, and the sealing strip 13 is inserted into the sealing plate 11, so that the outdoor noise is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a door and window that intelligence sound insulation was fallen and is made an uproar, includes frame (1) and connection frame (2), its characterized in that: the utility model discloses a noise detector, including a connecting frame (2), a frame (1), sliding connection respectively on the bottom inner wall of connecting frame (2), first window frame (4) and second window frame (5), second window frame (5) are located one side of first window frame (4), first window frame (4) with install toughened glass (6) on the inner wall of second window frame (5) respectively, connecting frame (2) are connected with first bidirectional screw (7) through the bearing, first bidirectional screw (7) respectively with first window frame (4) with second window frame (5) threaded connection, install power component (8) on one side inner wall of connecting frame (2), the output of power component (8) with first bidirectional screw (7) are connected, the surface mounting of connecting frame (2) has controller (10), connecting frame (2) are kept away from the back mounted of controller (10) has noise detector (9), a sealing plate (11) is installed on one side wall of the second window frame (5), a sealing strip (13) is installed on one side wall of the first window frame (4), the sealing strip (13) is clamped with the sealing plate (11), the noise detector (9) is electrically connected with the controller (10), and the controller (10) is electrically connected with the power assembly (8).
2. The intelligent soundproof and noise-reducing door window of claim 1, wherein: the window frame is characterized in that a first sliding rail (3) is fixedly mounted on the inner wall of the bottom of the connecting frame (2), and the first sliding rail (3) is connected with the first window frame (4) and the second window frame (5) in a clamped mode respectively.
3. The intelligent soundproof and noise-reducing door window of claim 1, wherein: the toughened glass (6) comprises first glass (61), sound-insulation damping glue (62), second glass (63), a PVB film (64) and third glass (65), wherein the sound-insulation damping glue (62) is located between the first glass (61) and the second glass (63), and the PVB film (64) is located between the second glass (63) and the third glass (65).
4. The intelligent soundproof and noise-reducing door window of claim 1, wherein: power component (8) include motor (81), first carousel (82) and second carousel (83), motor (81) are located on one side inner wall of linking frame (2), the output of motor (81) with first carousel (82) are connected, second carousel (83) are located the one end of first bidirectional screw (7), first carousel (82) through driving belt with second carousel (83) are connected, controller (10) with motor (81) electric connection.
5. The intelligent soundproof and noise-reducing door window of claim 1, wherein: the outer wall of the two sides of the connecting frame (2) is respectively and fixedly provided with a limiting block (14), and a clamping groove (15) is formed in one side wall of the limiting block (14).
6. The intelligent soundproof and noise reducing door window of claim 5, wherein: be connected with transmission shaft (17) through the bearing including frame (1), the one end of transmission shaft (17) is connected with first toper tooth (18), the inside of frame (1) is connected with second bidirectional screw rod (20) through the bearing, install second toper tooth (19) and joint pole (21) on the lateral wall of second bidirectional screw rod (20) respectively, joint pole (21) are located the both sides of second toper tooth (19), first toper tooth (18) with second toper tooth (19) meshing is connected, the one end of joint pole (21) with there are joint groove (15) looks joint, install second slide rail (22) on the inner wall of frame (1), second slide rail (22) with joint pole (21) looks joint.
7. The intelligent soundproof and noise-reducing door window of claim 1, wherein: the mounting plate (16) is respectively installed on the outer walls of the two sides of the frame (1), and a mounting hole is formed in one side wall of the mounting plate (16).
8. The intelligent soundproof and noise-reducing door window of claim 1, wherein: a connecting plate (23) is installed on one side wall of the connecting frame (2), and cleaning cotton (24) is installed on one side wall of the connecting plate (23).
9. The intelligent soundproof and noise-reducing door window of claim 1, wherein: and sound absorption cotton (12) is arranged on the inner wall of the sealing plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210240878.7A CN114458118A (en) | 2022-03-10 | 2022-03-10 | Door and window that makes an uproar falls in intelligence sound insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210240878.7A CN114458118A (en) | 2022-03-10 | 2022-03-10 | Door and window that makes an uproar falls in intelligence sound insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114458118A true CN114458118A (en) | 2022-05-10 |
Family
ID=81417776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210240878.7A Withdrawn CN114458118A (en) | 2022-03-10 | 2022-03-10 | Door and window that makes an uproar falls in intelligence sound insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114458118A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115370274A (en) * | 2022-07-02 | 2022-11-22 | 安徽雄峰建材有限公司 | Intelligent sound insulation door and window based on Bluetooth remote control |
| CN115522847A (en) * | 2022-09-30 | 2022-12-27 | 广亚铝业有限公司 | Aluminum alloy door and window with sound insulation and noise reduction functions and installation process |
-
2022
- 2022-03-10 CN CN202210240878.7A patent/CN114458118A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115370274A (en) * | 2022-07-02 | 2022-11-22 | 安徽雄峰建材有限公司 | Intelligent sound insulation door and window based on Bluetooth remote control |
| CN115522847A (en) * | 2022-09-30 | 2022-12-27 | 广亚铝业有限公司 | Aluminum alloy door and window with sound insulation and noise reduction functions and installation process |
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| PB01 | Publication | ||
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Application publication date: 20220510 |