CN113802964A - Mute window - Google Patents

Mute window Download PDF

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Publication number
CN113802964A
CN113802964A CN202111195864.XA CN202111195864A CN113802964A CN 113802964 A CN113802964 A CN 113802964A CN 202111195864 A CN202111195864 A CN 202111195864A CN 113802964 A CN113802964 A CN 113802964A
Authority
CN
China
Prior art keywords
window frame
window
grooves
driving
frame body
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
CN202111195864.XA
Other languages
Chinese (zh)
Inventor
裴玉秋
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202111195864.XA priority Critical patent/CN113802964A/en
Publication of CN113802964A publication Critical patent/CN113802964A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/20Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise
    • E06B5/205Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise windows therefor
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window 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
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window 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
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/677Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window 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
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/677Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes
    • E06B3/6775Evacuating or filling the gap during assembly
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/22Sealing 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
    • E06B7/23Plastic, sponge rubber, or like strips or tubes
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B2007/202Actuator connected to wing frame

Landscapes

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

Abstract

The invention relates to the technical field of buildings, in particular to a mute window. The utility model provides a silence window, includes outer window frame, outside sealing strip and hinge mounting groove, and the outside sealing strip sets up at outer window frame, is provided with two hinge mounting grooves on the outer window frame. The device still includes inboard window frame body, glass mounting groove, drive mounting groove and connection rail groove, and inboard window frame body inboard is provided with a plurality of glass mounting grooves, and the drive mounting groove sets up in the left side of inboard window frame body, and the right side of inboard window frame body is provided with the connection rail groove, and inboard window frame body rigid coupling is on outer window frame. A mute process can be performed between the window and the window frame.

Description

Mute window
Technical Field
The invention relates to the technical field of buildings, in particular to a mute window.
Background
Modern windows consist of a frame, glass and movable elements (hinges, handles, pulleys, etc.). The main structure of the window frame for supporting the window body can be wood, metal, ceramic or plastic material, and the transparent part is attached to the window frame and can be paper, cloth, silk or glass material. The movable member is mainly made of a metal material, and may be wrapped with a heat insulating material such as plastic at a place where a person can reach, and in the case of a window, the number of glass is generally increased to increase the sound insulating performance of the window, but the gap left between the window and the window frame cannot be muted.
Disclosure of Invention
The invention aims to provide a mute window, which can perform mute treatment between the window and a window frame.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a silence window, includes outer window frame, outside sealing strip and hinge mounting groove, and the outside sealing strip sets up at outer window frame, is provided with two hinge mounting grooves on the outer window frame.
Furthermore, the device also comprises an inner side window frame body, glass installation grooves, a driving installation groove and a connecting rail groove, wherein the inner side of the inner side window frame body is provided with a plurality of glass installation grooves, the driving installation groove is arranged on the left side of the inner side window frame body, the right side of the inner side window frame body is provided with the connecting rail groove, and the inner side window frame body is fixedly connected onto the outer window frame.
Furthermore, the device also comprises sealing mute rubber strips, and the two sealing mute rubber strips are arranged on the outer side of the inner side window frame body.
Further, the device also includes two locking grooves disposed in the inner window frame.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is an outside sound-insulating frame of the present invention;
FIG. 2 is a cross-sectional view of the inboard stationary closure assembly of the present invention;
FIG. 3 is a partial method view of the inboard stationary seal assembly of the present invention;
FIG. 4 is an inside stationary closure assembly of the present invention;
FIG. 5 is an assembly portion of the present invention;
FIG. 6 is another perspective view of the assembly portion of the present invention;
FIG. 7 is a latch assembly of the present invention;
FIG. 8 is a close-out control assembly of the present invention;
FIG. 9 is a modified closure strip of the present invention;
fig. 10 is an overall view of the present invention.
Detailed Description
The outside sound-insulating frame portion may be subjected to an exemplary operation with reference to fig. 1:
the framework in the outside that conventional window set up, certain enclosed action is played usually, but the not tight condition of closure can appear, therefore the device is provided with outer window frame 11, outside sealing strip 12 and hinge mounting groove 13, be provided with the groove on the outer window frame 11, outside sealing strip 12 is installed in the groove, be provided with two hinge mounting grooves 13 on the outer window frame 11, all be used for installing the hinge on two hinge mounting grooves 13, can carry out the installation of window behind the installation hinge, outside sealing strip 12 through setting is after closing the window, through the leakproofness ability between outside sealing strip 12 and the window form, guarantee that the external noise that produces is isolated.
The inner stationary closure assembly portion may be operated in an exemplary manner with reference to figures 2, 3 and 4:
in order to further assemble the window and fix the window after the assembly, the device is further provided with an inner window frame body 21, a glass installation groove 23, a driving installation groove 25 and a connecting rail groove 26, wherein the inner side of the inner window frame body 21 is provided with a plurality of glass installation grooves 23, the plurality of glass installation grooves 23 are used for convenient installation of glass, the multiple layers of glass slide into the glass installation grooves 23, the driving installation groove 25 is arranged on the left side of the inner window frame body 21, the right side of the inner window frame body 21 is provided with the connecting rail groove 26, the inner window frame body 21 is fixedly connected to the outer window frame 11, the inner window frame body 21 is provided with a lock hole position installation groove, and the window can be fixed after a lock is installed.
The silent sealing rubber strip portion can be processed in an exemplary operation process with reference to fig. 9:
because the window that sets up all has higher demand to sealed and give sound insulation, consequently the device still is provided with sealed silence adhesive tape 22, two sealed silence adhesive tape 22 all set up the outside of inboard window frame body 21, through two sealed silence adhesive tape 22 that set up, can carry out further completely cut off to the sound through outside sealing strip 12 transmission after closing the window, can also reduce outside wind and flow the sound that blows outside sealing strip 12 production and enter into the window in order, further reduce sound, guarantee that the silence is respond well.
The locking groove portion may be operated in an exemplary manner with reference to fig. 2 and 3:
the device is further provided with locking grooves 24, two locking grooves 24 being provided in the inner window frame 21, the two locking grooves 24 being able to accomplish the fixing effect when assembling.
The assembly part can be operated in an exemplary manner with reference to fig. 6 and 7:
when the glass is installed, the glass is usually installed first, then the glass is sealed, and then the air between the glass is extracted, but the operation of the step is complicated, so the device further comprises a movable head 31, two sealing grooves 32, a glass matching groove 33 and a drying box 34, the drying box 34 is fixedly connected to the movable head 31, the glass matching grooves 33 are all arranged on the inner side of the movable head 31, the two sealing grooves 32 are all arranged on the outer side of the movable head 31, the two sealing grooves 32 are respectively detachably connected with the two mute sealing rubber strips 22, when in use, the two mute sealing rubber strips 22 are firstly installed in the two sealing grooves 32, the movable head 31 is pulled out through the elasticity of the two mute sealing rubber strips 22, before the operation, the glue is injected into the glass installing grooves 23, then the glass is slid into the glass installing grooves 23, and the slid-in glass is fixed through the glue, then, glue is coated in the glass matching groove 33, then the movable head 31 is pushed to the inner window frame body 21, a plurality of pieces of glass slide into the glass matching groove 33, then, the glass can be fixed, then, air in the glass is extracted through the drying box 34, then, the drying box 34 is sealed, a drying agent is placed into the drying box 34 before sealing, water vapor between the glass can be taken out very possibly, water vapor between the glass is prevented from being generated, and as the gas between the glass is basically extracted, the external sound can be prevented from being transmitted, and the effect of isolating sound is achieved.
The locking assembly portion may be operated in an exemplary manner with reference to fig. 7:
need fix after going on to glass installation, glass and the colloid that paints when just can guaranteeing the window equipment combine closely, so the device is provided with two locking subassemblies, two locking subassemblies slide in the drying cabinet 34 that corresponds can curl, through will wrap up glass completely at activity head 31 after, two locking subassemblies take place to curl simultaneously, can enough accomplish fixedly through inserting square lockpin.
The locking assembly portion may be operated in an exemplary manner with reference to fig. 7 and 10:
the locking assembly is composed of a straightening rod 41, a curling head 42 and a middle-section bending rod 43, the middle-section bending rod 43 is rotatably connected on the straightening rod 41, the curling head 42 is rotatably connected on the middle-section bending rod 43, the front end of the curling head 42 is provided with an arc surface, the curling head 42 can rotate ninety degrees on the middle-section bending rod 43, the middle-section bending rod 43 can rotate ninety degrees on the straightening rod 41, the two straightening rods 41 are respectively and fixedly connected on the left side and the right side of the front end of the movable head 31, the two locking grooves 24 are respectively and slidably connected with the straightening rod 41, the curling head 42 and the middle-section bending rod 43, the arc surfaces of the two curling heads 42 are in contact with the locking grooves 24 along with the sliding of the two locking grooves 24, the two curling heads 42 rotate until ninety degrees along with the continuous movement, the two middle-section bending rods 43 rotate until ninety degrees rotate until completely fit with the two locking grooves 24, then, a square lock pin is inserted into a square groove formed in the middle after the curling head 42 and the middle-section bending rod 43 rotate, and the two movable heads 31 can be fixed.
The closed control assembly portion may perform an exemplary operation with reference to fig. 8 and 10:
the device also comprises a driving part 51, a driving bevel gear 52, a driving rod 53 and a threaded rod 54, wherein the driving part 51 comprises a driving motor and a driving gear, the driving motor is fixedly connected in the inner window frame body 21, the driving bevel gear 52 is in meshing transmission with the driving gear, the driving bevel gear 52 is fixedly connected on the driving rod 53, the driving rod 53 is in threaded transmission with the two threaded rods 54, the driving rod 53 is rotatably connected in the driving installation groove 25, after the driving motor is started, the driving gear rotates to drive the driving bevel gear 52 to rotate, the driving rod 53 rotates, the threaded rods 54 at two ends of the driving rod 53 move towards two ends and can respectively drive adjusting sealing strips at two ends to push, the adjusting sealing strips consist of a contraction moving block 61, a connecting roller 62, a connecting rod 63 and a moving rubber strip 64, the driving rod 53 rotates in the driving installation groove 25 and is axially fixed,
the drive rod portion may be operated in an exemplary manner with reference to FIG. 8:
two sections of threads in opposite directions are arranged in the driving rod 53, and through the arrangement, when the driving rod 53 rotates, the two threaded rods 54 can be moved in opposite directions, so that the sealing strips at two ends can be adjusted and pushed.
The trimming closure strip portion may be operated in an exemplary manner with reference to fig. 9 and 10:
after the window is closed, the noise reduced by the outer sealing strip 12 is further reduced by the plurality of sealing silent rubber strips 22, finally, the noise is completely isolated outside the window by the arranged adjusting sealing strip, the adjusting sealing strip comprises a contraction moving block 61, connecting rollers 62, connecting rods 63 and a moving rubber strip 64, the bottom of the moving rubber strip 64 is fixedly connected with two connecting rods 63, the two connecting rods 63 are respectively and fixedly connected to the two connecting rollers 62, the two connecting rollers 62 are respectively and rotatably connected to the two contraction moving blocks 61, the tail ends of the two threaded rods 54 are respectively and fixedly connected with the contraction moving block 61, the two contraction moving blocks 61 are slidably connected to the connecting track groove 26, when in use, the driving rod 53 can be rotated by starting the driving motor, so as to push the two contraction moving blocks 61 to move, thus realizing the movement of the two adjusting sealing strips, and starting the driving motor when the window is opened, carry out outwards to two adjustment closure strips and release, later rotatory two removal adhesive tape 64 respectively, two removal adhesive tape 64 can laminate with activity head 31 and inboard window frame body 21 respectively, two adjustment closure strips are outwards released and are two removal adhesive tape 64 roll-off activity head 31 and inboard window frame body 21 respectively promptly, later rotatory two removal adhesive tape 64, a plurality of connecting rods 63 drive the connection gyro wheel 62 that corresponds respectively and rotate, rethread start-up driving motor seals two adjustment closure strips and removes to opposite direction, later just can accomplish the operation of windowing, reverse completion when closing the window above-mentioned operation can, can guarantee that two removal adhesive tape 64 further laminate the window frame, accomplish isolated noise of the third time, can guarantee that the inboard space of window has good silence environment.

Claims (10)

1. A silent window, characterized in that: the hinge mounting structure comprises an outer window frame (11), an outer side sealing strip (12) and hinge mounting grooves (13), wherein the outer side sealing strip (12) is arranged on the outer window frame (11), and the outer window frame (11) is provided with two hinge mounting grooves (13).
2. A silent window as claimed in claim 1, wherein: the glass window frame comprises an inner side window frame body (21), glass mounting grooves (23), a driving mounting groove (25) and connecting rail grooves (26), wherein the plurality of glass mounting grooves (23) are formed in the inner side of the inner side window frame body (21), the driving mounting groove (25) is formed in the left side of the inner side window frame body (21), the connecting rail grooves (26) are formed in the right side of the inner side window frame body (21), and the inner side window frame body (21) is fixedly connected to an outer window frame (11).
3. A silent window as claimed in claim 2, wherein: still include sealed silence adhesive tape (22), two sealed silence adhesive tapes (22) all set up the outside of inboard window frame body (21).
4. A silent window as claimed in claim 2, wherein: and two locking grooves (24) provided in the inner window frame (21).
5. A silent window as claimed in claim 4, wherein: still include activity head (31), seal groove (32), glass cooperation groove (33) and drying cabinet (34), drying cabinet (34) rigid coupling is on activity head (31), and a plurality of glass cooperation grooves (33) all set up on activity head (31), and two seal grooves (32) all set up in activity head (31) outside, and two seal grooves (32) are connected with two silence seal adhesive tape (22).
6. A silent window as claimed in claim 5, wherein: also included are two locking assemblies that slide into respective drying cabinets (34) to enable crimping.
7. A silent window as claimed in claim 6, wherein: the locking subassembly including stretching straight pole (41), curling head (42) and middle section crooked pole (43), curling head (42) rotate to be connected on middle section crooked pole (43), middle section crooked pole (43) rotate to be connected on stretching straight pole (41), two stretch straight pole (41) rigid couplings respectively in the left and right sides of activity head (31) front end, two equal sliding connection in locking groove (24) have stretch straight pole (41), curling head (42) and middle section crooked pole (43).
8. A silent window as claimed in claim 7, wherein: the window frame is characterized by further comprising a driving part (51), a driving bevel gear (52), a driving rod (53) and a threaded rod (54), wherein the driving part (51) is fixedly connected in the inner side window frame body (21), the driving bevel gear (52) is in meshing transmission with the driving part (51), the driving bevel gear (52) is arranged on the driving rod (53), the driving rod (53) and the two threaded rods (54) are in threaded transmission, and the driving rod (53) is rotatably connected in the driving installation groove (25).
9. A silent window as claimed in claim 8, wherein: two sections of threads in opposite directions are arranged in the driving rod (53).
10. A silent window according to claim 9, wherein: the telescopic connecting device is characterized by further comprising two shrinkage moving blocks (61), connecting idler wheels (62), connecting rods (63) and a moving rubber strip (64), wherein the two connecting rods (63) are arranged at the bottom of the moving rubber strip (64), the two connecting rods (63) are fixedly connected to the two connecting idler wheels (62) respectively, the two connecting idler wheels (62) are rotatably connected to the two shrinkage moving blocks (61) respectively, the shrinkage moving blocks (61) are arranged at the tail ends of the two threaded rods (54), and the two shrinkage moving blocks (61) are connected to the connecting track grooves (26) in a sliding mode.
CN202111195864.XA 2021-10-14 2021-10-14 Mute window Pending CN113802964A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111195864.XA CN113802964A (en) 2021-10-14 2021-10-14 Mute window

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111195864.XA CN113802964A (en) 2021-10-14 2021-10-14 Mute window

Publications (1)

Publication Number Publication Date
CN113802964A true CN113802964A (en) 2021-12-17

Family

ID=78937532

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111195864.XA Pending CN113802964A (en) 2021-10-14 2021-10-14 Mute window

Country Status (1)

Country Link
CN (1) CN113802964A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1867749A (en) * 2003-06-23 2006-11-22 Ppg工业俄亥俄公司 Integrated window sash and methods of making an integrated window sash
KR101800191B1 (en) * 2017-02-28 2017-11-22 주식회사 상민에스디 Window System
CN109281594A (en) * 2018-12-01 2019-01-29 徐州珑润门窗有限公司 A kind of sliding window sealing device
CN209855579U (en) * 2018-12-22 2019-12-27 潍坊银通玻璃有限公司 High-density composite noise-reduction type hollow glass
CN211313975U (en) * 2019-12-10 2020-08-21 阿德诺节能门窗有限公司 Silent door and window with good mute effect
CN111764795A (en) * 2020-08-03 2020-10-13 清远市志豪兴工程玻璃有限公司 Laminated glass with radiation protection function
CN212027589U (en) * 2020-02-12 2020-11-27 四川兴创泰信息科技有限公司 Sealing device for aluminum alloy door and window
CN212898122U (en) * 2020-05-09 2021-04-06 北京大龙东升门窗幕墙工程有限公司 Waterproof door and window

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1867749A (en) * 2003-06-23 2006-11-22 Ppg工业俄亥俄公司 Integrated window sash and methods of making an integrated window sash
KR101800191B1 (en) * 2017-02-28 2017-11-22 주식회사 상민에스디 Window System
CN109281594A (en) * 2018-12-01 2019-01-29 徐州珑润门窗有限公司 A kind of sliding window sealing device
CN209855579U (en) * 2018-12-22 2019-12-27 潍坊银通玻璃有限公司 High-density composite noise-reduction type hollow glass
CN211313975U (en) * 2019-12-10 2020-08-21 阿德诺节能门窗有限公司 Silent door and window with good mute effect
CN212027589U (en) * 2020-02-12 2020-11-27 四川兴创泰信息科技有限公司 Sealing device for aluminum alloy door and window
CN212898122U (en) * 2020-05-09 2021-04-06 北京大龙东升门窗幕墙工程有限公司 Waterproof door and window
CN111764795A (en) * 2020-08-03 2020-10-13 清远市志豪兴工程玻璃有限公司 Laminated glass with radiation protection function

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