CN212154561U - Heat-insulating aluminum alloy door and window - Google Patents
Heat-insulating aluminum alloy door and window Download PDFInfo
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- CN212154561U CN212154561U CN202020370797.5U CN202020370797U CN212154561U CN 212154561 U CN212154561 U CN 212154561U CN 202020370797 U CN202020370797 U CN 202020370797U CN 212154561 U CN212154561 U CN 212154561U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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Abstract
A heat-insulating aluminum alloy door and window comprises an aluminum alloy door and window frame, frame leaves and glass; the aluminum alloy door and window frame is arranged at a hole of a building wall through a connecting piece, a layer of heat insulation material is stuck and fixed on the outer side of the joint of the building wall and the aluminum alloy door and window frame, and a decorative layer is fixed on the outer side of the heat insulation material; PU foaming agents are filled between the building wall and the connecting pieces, and gaps at the hole positions of the aluminum alloy door and window frames and the building wall are sealed through silicone glass cement; the decorative layer is formed by reinforcing a glass fiber net and coating adhesive cement. Heat preservation al-alloy door & window, simple structure has good heat preservation and heat-proof quality, reaches better energy-conserving effect, still antisweat, frosting, durable has improved al-alloy door & window's practicality, functional and economic nature, application prospect is extensive.
Description
Technical Field
The utility model relates to a door and window technical field, concretely relates to heat preservation aluminum alloy door and window.
Background
According to statistics, the existing buildings in China are about 700 hundred million square meters, more than 95 percent of the buildings are high-energy-consumption buildings, the newly increased building area is 16-30 hundred million square meters every year, the total building area is more than that built in developed countries such as Europe and America every year, and the energy consumption of the unit building area in China is more than 2-3 times that of the developed countries.
The door and window is the weakest part of the building envelope and is an important link for the connection between the indoor and the outdoor. 50% of building energy consumption is lost from doors and windows, so the doors and windows are key for building heat preservation and energy conservation, and the quality of the doors and windows determines the heat preservation performance of the building to a great extent. In the design, except the heat preservation performance, the environmental protection and energy saving of door and window should be emphatically considered, still need satisfy the sunshade simultaneously and prevent sunburn, need reach good daylighting illuminating effect again, also need satisfy waterproof sound insulation, still need realize ventilation to and possess certain decorative effect, in order to improve indoor outer visual aesthetic feeling.
Therefore, it is necessary to develop a thermal insulation aluminum alloy door/window to solve the above technical problems.
Chinese patent application No. CN201820264755.6 discloses an energy-saving door and window, including the door and window fan and with door and window fan articulated door and window frame, the last frame, side frame and the lower frame of door and window frame with door and window fan complex one side is equipped with the recess of intercommunication, be equipped with on the door and window fan be used for with the recess is inserted and is closed sealed protruding strip, solves the technical problem of the energy resource consumption that door and window air leakage caused, and this door and window thermal insulation performance still remains to be improved.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the above not enough, the utility model aims at providing a heat preservation aluminum alloy door and window, simple structure has good heat preservation and heat-proof quality, reaches better energy-conserving effect, still antisweat, frosting, and durable has improved aluminum alloy door and window's practicality, functionality and economic nature, and application prospect is extensive.
The technical scheme is as follows: a heat-insulating aluminum alloy door and window comprises an aluminum alloy door and window frame, frame leaves and glass; the frame sash is installed in an aluminum alloy door and window frame through a sliding support, the inner side of the frame sash is directly provided with a pressing line for pressing glass in a clamping mode, the pressing line is flush with the inner side of the frame sash, and the glass is installed in the frame sash through the pressing line; the frame sash and the glass are combined to form a closed frame which is opened and closed through a handle, and the handle is arranged in the middle of the right side of the frame sash; the aluminum alloy door and window frame is arranged at a hole of a building wall through a connecting piece, a layer of heat insulation material is stuck and fixed on the outer side of the joint of the building wall and the aluminum alloy door and window frame, and a decorative layer is fixed on the outer side of the heat insulation material; PU foaming agents are filled between the building wall and the connecting pieces, and gaps at the hole positions of the aluminum alloy door and window frames and the building wall are sealed through silicone glass cement; the decorative layer is formed by reinforcing a glass fiber net and coating adhesive cement.
Heat preservation aluminum alloy door and window be flat-open door and window, this because flat-open door and window's gas tightness can make the heat insulating ability far superior to sliding door and window, paste fixed one deck insulation material at the building wall body outside to strengthen and apply paint the adhesive cement with a brush and form the decorative layer with glass fiber net in insulation material's the outside, played the outer wall outer heat preservation effect that links to each other with aluminum alloy door and window frame heat preservation, adopt PU foamer and silicone glass to glue the shutoff between building wall body and the aluminum alloy door and window frame, guaranteed to connect fixed strength. Meanwhile, the PU foaming agent has a filling effect and good sealing, heat-insulating and heat-insulating properties, and the silicone glass cement further improves the sealing property and the heat-insulating property.
Furthermore, according to the heat-insulating aluminum alloy door and window, the cavity structures of the frame and the sash of the aluminum alloy door and window are multi-cavity and are bridge-cut heat-insulating sections, and a plurality of glass fiber reinforced poly-silicon amine plastic nylon 66 heat-insulating strips are arranged at the bridge-cut positions in the frame and the sash of the aluminum alloy door and window.
In order to improve the heat preservation energy-saving effect, the chamber structural design of aluminum alloy door and window frame, frame fan is the multicavity formula, chamber wall perpendicular to heat flow direction distributes, the transmission of heat flow can be separated to multichannel chamber wall, weaken intracavity convection, heat conduction, the heat transfer that the radiation arouses, aluminum alloy door and window frame, frame fan adopt bridge cut-off heat-insulating section bar, utilize glass fiber reinforcing polysilicamine plastics nylon 66 heat insulating strip to separate the heat conduction of aluminium alloy, its coefficient of heat transfer is 0.3W/(m.K), be less than the coefficient of heat transfer 203W/(m.K) of aluminum alloy far away, have good heat preservation heat-insulating properties, reach better energy-conserving effect, still prevent dewing, the frost, can rationally separate the vapor chamber, successfully realize the isobaric balance of gas water, and durability.
Further, according to the heat-insulation aluminum alloy door and window, the heat-insulation rock wool is filled in the cavity of the aluminum alloy door and window frame, which faces the building wall body.
In order to meet the thermal performance of the aluminum alloy door and window, heat-insulating rock wool is laid between cavities of the aluminum alloy door and window frame facing the building wall. The rock wool has the performances of fire prevention, sound insulation and the like, solves the technical problem that condensed water forms a cold bridge on the inner side of the aluminum alloy door and window frame facing a building wall, enables the aluminum alloy door and window frame and a heat insulation layer of the building wall to reach a co-heating surface, and improves the heat insulation effect.
Further, in the heat-insulating aluminum alloy door and window, a sealing strip is arranged at the lap joint between the frame and the sash of the aluminum alloy door and window; and the glass, the pressing line and the frame sash are sealed by adopting a sealing rubber strip.
In the process of installing and using the door and window, if gaps exist at the joint of the aluminum alloy door and window frame and a building wall opening, at the lap joint of the aluminum alloy door and window frame and the frame sash, the sealing performance is poor, and indoor and outdoor air can be convected, so that heat loss is generated. Therefore, the lap joint between the aluminum alloy door and window frame and the frame sash is provided with the sealing strips, the glass is sealed by the sealing strips with the pressing lines and the frame sash, the sealing performance is good, and the heat preservation effect is improved.
Furthermore, in the heat-insulating aluminum alloy door and window, the glass comprises a vacuum glass body and a support between the vacuum glass bodies; the edges of all the vacuum glass bodies are integrated into a whole by locally melting the edges of the vacuum glass bodies through the autologous melt-sealing layer, so that the peripheries of all the vacuum glass bodies are sealed, and the middle of each vacuum glass body is pumped into a vacuum layer.
The edges of the vacuum glass bodies are integrated by locally melting the edges of the vacuum glass bodies at high temperature through the autologous melt-sealing layer, and the thickness of the autologous melt-sealing layer can reach more than 3 mm.
Furthermore, the thickness of the vacuum layer of the heat-insulating aluminum alloy door and window is 0.1-0.2 mm.
Furthermore, in the heat-insulating aluminum alloy door and window, the high-performance low-radiation film is pasted on the outer side of the glass.
Vacuum glass eliminated the heat transfer that gaseous convection current and heat conduction produced to join in marriage with high performance low radiation membrane, reduce heat transfer coefficient to below 1, thermal insulation performance is good, and still possesses good sound insulation performance.
The utility model has the advantages that:
(1) the heat-insulating aluminum alloy door and window has a simple structure, the building wall body and the aluminum alloy door and window frame are connected and fixed through the connecting piece, the self-tapping bolt and the expansion bolt, and the PU foaming agent and the silicone glass cement are adopted between the building wall body and the aluminum alloy door and window frame for plugging, so that the problems of cracks and water seepage at the aluminum alloy door and window frame and the building wall body are reduced, the overall service life is prolonged, and the heat-insulating effect of a house is enhanced;
(2) the heat-insulating aluminum alloy door and window has the advantages that the heat-insulating material layer is adhered and fixed on the outer side of the building wall body, the glass fiber net is used for reinforcing the outer side of the heat-insulating material layer, and the adhesive mortar is coated and coated on the outer side of the heat-insulating material layer to form a decorative layer, so that the outer wall outer heat-insulating effect of heat insulation connection with the aluminum alloy door and window frame is achieved; meanwhile, the heat preservation rock wool is laid between the cavities of the aluminum alloy door and window frames facing the building wall, so that the technical problem that condensed water appears on the inner sides of the aluminum alloy door and window frames facing the building wall to form a cold bridge is solved, the aluminum alloy door and window frames and the heat preservation layer of the building wall reach a co-heating surface, and the heat preservation effect is improved;
(3) heat preservation aluminum alloy door and window adopt vacuum glass, eliminated the heat transfer that gaseous convection current and heat conduction produced to join in marriage with high performance low radiation film, reduce the coefficient of heat transfer to below 1, thermal insulation performance is good, and still possess good sound insulation performance, improved aluminum alloy door and window's practicality, functional and economic nature, application prospect is extensive.
Drawings
FIG. 1 is a schematic view of the overall structure of the heat-insulating aluminum alloy door/window of the present invention;
FIG. 2 is a sectional view taken along line A-A of the aluminum alloy door/window of the present invention;
in the figure: the door and window frame is made of aluminum alloy, and comprises an aluminum alloy door and window frame 1, heat-preservation rock wool 11, a frame sash 2, a pressing line 21, glass 3, a vacuum glass body 31, a support 32, an autogenous sealing layer 33, a vacuum layer 34, a high-performance low-radiation film 35, a handle 4, a connecting piece 5, a self-tapping bolt 51, an expansion bolt 52, a building wall 6, a hole 61, a heat-preservation material 62, a decorative layer 63, a PU foaming agent 64, silicone glass glue 65, a glass fiber reinforced poly-silicon-amine plastic nylon 66 heat-insulation strip 7, a sealing strip 8 and a sealing rubber strip.
Detailed Description
The present invention will be further elucidated with reference to the accompanying drawings 1-2 and the specific embodiments.
The heat-insulating aluminum alloy door and window with the structure shown in figures 1 and 2 comprises an aluminum alloy door and window frame 1, a frame sash 2 and glass 3; the frame sash 2 is installed in the aluminum alloy door and window frame 1 through a sliding support, the inner side of the frame sash 2 is directly provided with a pressing line 21 for pressing glass 3 in a clamping mode, the pressing line 21 is flush with the inner side of the frame sash 2, and the glass 3 is installed in the frame sash 2 through the pressing line 21; the frame sash 2 and the glass 3 are combined to form a closed frame which is opened and closed through a handle 4, and the handle 4 is arranged in the middle of the right side of the frame sash 2; the aluminum alloy door and window frame 1 is installed at a hole 61 of a building wall 6 through a connecting piece 5, a layer of heat insulation material 62 is stuck and fixed on the outer side of the joint of the building wall 6 and the aluminum alloy door and window frame 1, and a decoration layer 63 is fixed on the outer side of the heat insulation material 62; PU foaming agent 64 is filled between the building wall 6 and the connecting piece 5, and a gap between the aluminum alloy door and window frame 1 and the hole 61 of the building wall 6 is sealed by silicone glass cement 65; the decorative layer 63 is formed by reinforcing a glass fiber net and coating adhesive cement.
In addition, the cavity structures of the aluminum alloy door and window frame 1 and the frame sash 2 are multi-cavity and are bridge-cut heat insulation profiles, and a plurality of glass fiber reinforced polysilicamine plastic nylon 66 heat insulation strips 7 are arranged at the bridge-cut positions in the aluminum alloy door and window frame 1 and the frame sash 2.
In addition, the cavity of the aluminum alloy door and window frame 1 facing the building wall 6 is filled with heat preservation rock wool 11.
In addition, the middle point of the top of the connecting piece 5 is fixedly connected with the aluminum alloy door and window frame 1 through a self-tapping bolt 51, the connecting piece 5 is in a splayed bridge shape, and two ends of the connecting piece are fixedly connected with the building wall 6 through expansion bolts 52.
Further, the glass 3 comprises a vacuum glass body 31, a support 32 between the vacuum glass bodies 31; the edges of the vacuum glass bodies 31 are provided with self-sealing layers 33, the edges of the vacuum glass bodies 31 are integrated by locally melting the edges of the vacuum glass bodies 31 through the self-sealing layers 33 at high temperature, so that the peripheries of the vacuum glass bodies 31 are sealed, and the middle of the vacuum glass bodies 31 is pumped into a vacuum layer 34.
The vacuum glass body 31 is made of two or more layers of glass. The thickness of the vacuum layer 34 is 0.1-0.2 mm.
Further, a high-performance low-radiation film 35 is attached to the outer side of the glass 3.
Examples
Based on the above structural basis, as shown in fig. 1 and 2.
Heat preservation al-alloy door & window, simple structure has good heat preservation and heat-proof quality, reaches better energy-conserving effect, still antisweat, frosting, durable has improved al-alloy door & window's practicality, functional and economic nature, application prospect is extensive.
Heat preservation aluminum alloy door and window be flat-open door and window, this because flat-open door and window's gas tightness can make the heat insulating ability far superior to sliding door and window, paste fixed one deck insulation material 61 in the 6 outsides of building the wall body, and strengthen and apply paint with a brush the bonding adhesive cement and form decorative layer 63 with glass fiber net in insulation material 62's the outside, played the outer wall effect that keeps warm continuously with aluminum alloy door and window frame 1, adopt PU foamer 64 to add silicone glass between building wall body 6 and the aluminum alloy door and window frame 1 and glue 65 shutoff, guaranteed to connect fixed strength. Meanwhile, the PU foaming agent 64 has a filling effect and good sealing, heat-insulating and heat-insulating properties, and the silicone glass cement 65 further improves the sealing property and the heat-insulating property.
In order to improve the heat preservation energy-saving effect, the cavity structural design of aluminum alloy door and window frame 1, frame fan 2 is the multicavity formula, chamber wall perpendicular to heat flow direction distributes, the transmission of heat flow can be separated to multichannel chamber wall, weaken intracavity convection, heat conduction, the heat transfer that the radiation arouses, aluminum alloy door and window frame 1, frame fan 2 adopt bridge cut-off heat-insulating section bar, utilize glass fiber reinforcing polysilicamine plastics nylon 66 heat insulating strip 7 to cut off the heat conduction of aluminium alloy, its coefficient of heat transfer is 0.3W/(m.K), be less than the coefficient of heat transfer 203W/(m.K) of aluminum alloy far away, have good heat preservation heat-insulating properties, reach better energy-saving effect, still prevent dewing, the frost, can rationally separate the vapor chamber, successfully realize the isobaric balance of gas water, and.
Further, in order to meet the thermal performance of the aluminum alloy door and window, heat preservation rock wool 11 is laid between the cavities of the aluminum alloy door and window frame 1 facing the building wall 6. Rock wool has performances such as fire prevention, gives sound insulation, has solved the technical problem that the comdenstion water appears in 1 inboard of aluminum alloy door and window frame towards building wall 5 and has formed the cold bridge, makes aluminum alloy door and window frame 1 and building wall 6's heat preservation reach the concurrent heating face, has improved the heat preservation effect.
Furthermore, the building wall 5 and the aluminum alloy door and window frame 1 are fixedly connected through the connecting piece 5, the self-tapping bolt 51 and the expansion bolt 52, so that the aluminum alloy door and window frame 1 is not directly contacted with the building wall 6, the connection fixing strength is ensured, the problems of cracks and water seepage at the aluminum alloy door and window frame 1 and the building wall 5 are reduced, the whole service life is prolonged, the house heat insulation effect is enhanced, and the building door and window frame is economical and environment-friendly.
Further, in the process of installing and using the door and window, if gaps exist at the lap joint of the aluminum alloy door and window frame 1 and the frame sash 2 and at the joint of the glass 3 and the frame sash 2, the sealing performance is poor, and indoor and outdoor air can be convected, so that heat loss is generated. Therefore, the lap joint between the aluminum alloy door and window frame 1 and the frame sash 2 is provided with the sealing strip 8, the glass is sealed with the pressing line and the frame sash by the sealing rubber strip 9, the sealing performance is good, and the heat preservation effect is improved.
Further, glass 3, vacuum glass eliminated the heat transfer that gas convection and heat conduction produced to join in marriage with high performance low radiation film 35, reduce heat transfer coefficient to below 1, thermal insulation performance is good, and still possess good sound insulation performance. The edges of the vacuum glass bodies 31 of all layers are integrated by locally melting the edges of the vacuum glass bodies at high temperature by the self-sealing layer 33, and the thickness of the self-sealing layer 33 can reach more than 3 mm.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, the embodiments of the present invention can be arbitrarily combined with each other, and the same shall be regarded as the disclosure of the present invention as long as the idea of the present invention is not violated.
Claims (8)
1. A heat-insulating aluminum alloy door and window is characterized by comprising an aluminum alloy door and window frame (1), frame leaves (2) and glass (3); the frame sash (2) is installed in the aluminum alloy door and window frame (1) through a sliding support, the inner side of the frame sash (2) is directly provided with a pressing line (21) for pressing glass (3) in a clamping mode, the pressing line (21) is flush with the inner side of the frame sash (2), and the glass (3) is installed in the frame sash (2) through the pressing line (21); the frame sash (2) and the glass (3) are combined to form a closed frame which is opened and closed through a handle (4), and the handle (4) is installed in the middle of the right side of the frame sash (2); the aluminum alloy door and window frame (1) is arranged at a hole (61) of a building wall body (6) through a connecting piece (5), a layer of heat-insulating material (62) is stuck and fixed on the outer side of the joint of the building wall body (6) and the aluminum alloy door and window frame (1), and a decorative layer (63) is fixed on the outer side of the heat-insulating material (62); PU foaming agent (64) is filled between the building wall body (6) and the connecting piece (5), and a gap between the aluminum alloy door and window frame (1) and the opening (61) of the building wall body (6) is sealed by silicone glass cement (65); the decorative layer (63) is formed by reinforcing a glass fiber net and coating adhesive cement.
2. The heat-insulating aluminum alloy door and window as claimed in claim 1, characterized in that the cavity structure of the aluminum alloy door and window frame (1) and the sash (2) is multi-cavity and is a bridge-cut heat-insulating section bar, and a plurality of glass fiber reinforced polysilicamine plastic nylon 66 heat-insulating strips (7) are arranged at the bridge cut in the aluminum alloy door and window frame (1) and the sash (2).
3. The heat-insulating aluminum alloy door and window as claimed in claim 2, wherein the cavity of the aluminum alloy door and window frame (1) facing the building wall (6) is filled with heat-insulating rock wool (11).
4. The heat-insulating aluminum alloy door and window as claimed in claim 1, wherein the middle point of the top of the connecting piece (5) is fixedly connected with the aluminum alloy door and window frame (1) through a self-tapping bolt (51), the connecting piece (5) is in a splayed bridge shape, and two ends of the connecting piece are fixedly connected with the building wall (6) through expansion bolts (52).
5. The heat-insulating aluminum alloy door and window as claimed in claim 1, wherein a sealing strip (8) is arranged at the lap joint between the aluminum alloy door and window frame (1) and the frame sash (2); and the glass (3), the pressing line (21) and the frame sash (2) are sealed by adopting a sealing rubber strip (9).
6. An aluminium alloy insulated door and window according to claim 1, characterized in that said glass (3) comprises a vacuum glass body (31), a support (32) between the vacuum glass bodies (31); the edge of the periphery of the vacuum glass body (31) is provided with an autologous melt-seal sealing layer (33), the autologous melt-seal sealing layer (33) enables the edges of all layers of vacuum glass bodies (31) to form a whole through local high-temperature melting of the edges of the vacuum glass bodies (31) so as to seal the periphery, and the middle of the vacuum glass body is pumped into a vacuum layer (34).
7. An aluminium alloy insulating door or window according to claim 6, characterized in that said vacuum layer (34) has a thickness of 0.1-0.2 mm.
8. The insulated aluminum alloy door and window according to claim 7, wherein the glass (3) is externally pasted with a high-performance low-radiation film (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020370797.5U CN212154561U (en) | 2020-03-23 | 2020-03-23 | Heat-insulating aluminum alloy door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020370797.5U CN212154561U (en) | 2020-03-23 | 2020-03-23 | Heat-insulating aluminum alloy door and window |
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| Publication Number | Publication Date |
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| CN212154561U true CN212154561U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020370797.5U Expired - Fee Related CN212154561U (en) | 2020-03-23 | 2020-03-23 | Heat-insulating aluminum alloy door and window |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033276A (en) * | 2021-11-22 | 2022-02-11 | 上海开捷门窗幕墙工程有限公司 | Door and window frame mounting system and door and window system |
| CN114635626A (en) * | 2022-02-25 | 2022-06-17 | 浙江大学建筑设计研究院有限公司 | Curtain wall style-imitating door and window structure and installation method |
-
2020
- 2020-03-23 CN CN202020370797.5U patent/CN212154561U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033276A (en) * | 2021-11-22 | 2022-02-11 | 上海开捷门窗幕墙工程有限公司 | Door and window frame mounting system and door and window system |
| CN114635626A (en) * | 2022-02-25 | 2022-06-17 | 浙江大学建筑设计研究院有限公司 | Curtain wall style-imitating door and window structure and installation method |
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Granted publication date: 20201215 |