Longitudinal installation structure and method of u-shaped glass curtain wall

Abstract

The application discloses a U-shaped glass curtain wall longitudinal installation structure and method. At the bottom, a base U-shaped steel plate is used as a support and positioning component of the curtain wall bottom, and a bottom U-shaped aluminum frame is used to fix the U-shaped glass. At the interlayer position, an interlayer steel plate is used as a separation support component of the curtain wall interlayer, and an H-shaped aluminum frame is used to fix the U-shaped glass of the upper and lower layers. At the door and window hole position, a hole keel is used to close, and a hole U-shaped aluminum frame is used to fix the U-shaped glass. At the top parapet, a top steel plate is used to close and press the top, and a top U-shaped aluminum frame is used to fix the U-shaped glass. The connecting node of the application is simple and stable, has low processing difficulty, each layer of U-shaped glass can be independently installed, and the U-shaped glass has support and limiting at both longitudinal ends, has strong local deformation resistance, and can be applied to multi-layer or medium-high-rise buildings.

Description

TECHNICAL FIELD

[0001] The application belongs to the field of building curtain wall, and particularly relates to a U-shaped glass curtain wall longitudinal installation structure and method. BACKGROUND

[0002] The U-shaped glass is used more and more widely and accounts for a larger and larger proportion in curtain wall engineering. The conventional U-shaped glass adopts a double-layer buckling or single-layer installation mode, can only be applied in simple-structure low-rise buildings, cannot be longitudinally installed in high-rise buildings, and cannot be applied in multi-storey or medium-high-rise buildings. SUMMARY

[0003] The application aims to provide a U-shaped glass curtain wall longitudinal installation structure and method. The connection node of the application is simple and stable in structure, low in processing difficulty, each layer of U-shaped glass can be independently installed, and the U-shaped glass is supported and limited at both longitudinal ends, is strong in local deformation resistance, and can be applied in multi-storey or medium-high-rise buildings.

[0004] The technical scheme adopted by the application is as follows:

[0005] A longitudinal installation structure for a U-shaped glass curtain wall includes a base U-shaped steel plate as the supporting and positioning component at the bottom of the curtain wall, and a bottom U-shaped aluminum frame for fixing the U-shaped glass. The groove of the base U-shaped steel plate faces upward and is welded to the embedded plate on the bottom surface. The bottom U-shaped aluminum frame is installed on the upper side of the mating U-shaped steel plate by bolts located in the middle of the horizontal direction. The mating U-shaped steel plate is inserted into the groove of the base U-shaped steel plate with a reverse fit, and foaming agent is filled between the two. The U-shaped glass is inserted into the bottom U-shaped aluminum frame on both sides, and a rubber strip is installed at the contact point on the inner side and the outer side... Sealant is applied at the contact points. Rigid pads are placed at the longitudinal gaps of the U-shaped glass inside the bottom U-shaped aluminum frame and at the clamping points of the bolts. At the interlayer locations, interlayer steel plates are used as the partition support components between the curtain wall layers. H-shaped aluminum frames are used to fix the upper and lower U-shaped glass layers. The interlayer steel plates are welded and fixed to the interlayer keel. The lateral center of the H-shaped aluminum frame is inserted into the interlayer steel plate and installed on the interlayer steel plate by bolts located in the lateral center. The upper and lower U-shaped glass layers are inserted into the upper and lower sides of the H-shaped aluminum frame respectively, with their inner surfaces touching the ground. Adhesive strips are installed at contact points, and sealant is applied to the outer contact points. Rigid pads are placed at the longitudinal gaps of the U-shaped glass inside the H-shaped aluminum frame and at the bolt clamping points. At door and window openings, an opening joist is used for finishing, and a U-shaped aluminum frame is used to fix the U-shaped glass. The U-shaped aluminum frame is installed on the opening joist with screws located in the middle of the horizontal direction. The U-shaped glass is inserted into the U-shaped aluminum frame on both sides, with adhesive strips at the inner contact points and sealant applied to the outer contact points. The longitudinal gaps of the U-shaped glass inside the U-shaped aluminum frame are... Hard pads are placed at the locations where the screws are tightened; at the top parapet wall, a top steel plate is used for capping, and a top U-shaped aluminum frame is used to fix the U-shaped glass. The top steel plate is welded and fixed to the top keel. The top U-shaped aluminum frame is installed on the underside of the top steel plate by bolts located in the middle of the horizontal direction. The U-shaped glass is inserted into the top U-shaped aluminum frame on both sides, and a rubber strip is placed at the contact point on the inner side and a sealant is placed at the contact point on the outer side. Hard pads are placed at the longitudinal gap positions of the U-shaped glass inside the top U-shaped aluminum frame and at the clamping positions of the bolts.

[0006] Preferably, flexible gaskets are provided between the bottom U-shaped aluminum frame and the butt-joint U-shaped steel plate, between the H-shaped aluminum frame and the interlayer steel plate, between the opening U-shaped aluminum frame and the opening keel, and between the top U-shaped aluminum frame and the top steel plate.

[0007] Preferably, at the top parapet wall, the top steel plate and aluminum plate are butted together at the top of the curtain wall to form a rainproof component.

[0008] Preferably, the U-shaped glass is finished with an aluminum alloy edge strip in the horizontal direction, and sealant is filled between the aluminum alloy edge strip and the vertical keel.

[0009] Preferably, the base U-shaped steel plate, butt joint U-shaped steel plate, interlayer steel plate, top steel plate, bolts, and screws are all made of stainless steel.

[0010] Preferably, the adhesive strip is made of EPDM material.

[0011] A longitudinal installation method of U-shaped glass curtain wall adopts the longitudinal installation structure of U-shaped glass curtain wall, and comprises the following steps:

[0012] S1. A wire is laid on a pre-buried plate, a base U-shaped steel plate is welded and fixed on the pre-buried plate, a wire is laid on an interlayer keel, an interlayer steel plate is welded on the interlayer keel, a unified horizontal line is adjusted, hard pads are placed at bolt clamping positions in a bottom U-shaped aluminum frame, the bottom U-shaped aluminum frame is bolted on an upper side of a butt joint U-shaped steel plate, a butt joint U-shaped steel plate is reversely buckled and matched to be inserted into a slot of the base U-shaped steel plate, and a foaming agent is filled between the base U-shaped steel plate and the butt joint U-shaped steel plate, and a unified horizontal height is adjusted;

[0013] S2. A lateral middle part of an H-shaped aluminum frame is inserted on the interlayer steel plate, hard pads are placed at bolt clamping positions in the H-shaped aluminum frame, the H-shaped aluminum frame is bolted on the interlayer steel plate, hard pads are placed at installation positions of U-shaped glass on a lower side of the H-shaped aluminum frame, the U-shaped glass is inserted into the H-shaped aluminum frame on both sides, hard pads are placed at installation positions of the U-shaped glass on the bottom U-shaped aluminum frame, the U-shaped glass is slowly lowered to be inserted into the bottom U-shaped aluminum frame on both sides, and adhesive tape is arranged at an inner side contact position of the U-shaped glass, and sealant is arranged at an outer side contact position of the U-shaped glass;

[0014] S4. U-shaped glass is installed layer by layer upwards, when a hole position of a door or a window is encountered, hard pads are placed at screw pressing positions in a hole U-shaped aluminum frame, the hole U-shaped aluminum frame is screwed on a hole keel, hard pads are arranged at installation positions of U-shaped glass in the hole U-shaped aluminum frame, the U-shaped glass is inserted into the hole U-shaped aluminum frame on both sides, adhesive tape is arranged at an inner side contact position of the U-shaped glass, and sealant is arranged at an outer side contact position of the U-shaped glass;

[0015] S5. When installation is performed to a parapet wall at a top, a top steel plate is welded and fixed on a top keel, a unified horizontal line is adjusted, hard pads are placed at bolt clamping positions in a top U-shaped aluminum frame, the top U-shaped aluminum frame is bolted on a lower side of the top steel plate, hard pads are arranged at longitudinal installation positions of U-shaped glass in the top U-shaped aluminum frame, the U-shaped glass is inserted into the top U-shaped aluminum frame on both sides, adhesive tape is arranged at an inner side contact position of the U-shaped glass, and sealant is arranged at an outer side contact position of the U-shaped glass.

[0016] The U-shaped glass curtain wall longitudinal installation method has the following beneficial effects:

[0017] The connecting node is simple and stable in structure, low in processing difficulty, and capable of independently installing each layer of U-shaped glass, and the U-shaped glass is supported and limited at both longitudinal ends, has strong local deformation resistance, and can be applied to multi-story or medium-high-rise buildings. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1is a longitudinal section view of a longitudinal installation structure of a U-shaped glass curtain wall in the embodiment of the present application.

[0019] Figure 2 is Figure 1 is an enlarged view of A in the middle.

[0020] Figure 3 is Figure 1 is an enlarged view of B in the middle.

[0021] Figure 4 is Figure 1 is an enlarged view of C in the middle.

[0022] Figure 5 is a schematic view of installation of U-shaped glass at a hole position of a door or window in the embodiment of the present application.

[0023] Figure 6 is a schematic view of installation of a transverse edge of U-shaped glass in the embodiment of the present application.

[0024] In the figure: 1 - interlayer keel; 2 - U-shaped glass; 3 - adhesive tape; 4 - sealant; 5 - bolt; 6 - bottom U-shaped aluminum frame; 7 - hard pad; 8 - flexible gasket; 9 - butt joint U-shaped steel plate; 10 - base U-shaped steel plate; 11 - foaming agent; 12 - H-shaped aluminum frame; 13 - interlayer steel plate; 14 - aluminum plate; 15 - top keel; 16 - top steel plate; 17 - top U-shaped aluminum frame; 18 - hole U-shaped aluminum frame; 19 - screw; 20 - hole keel; 21 - aluminum alloy edge strip; 22 - vertical keel. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0027] The features and performances of the present application will be described in further detail below in combination with the embodiments.

[0028] The embodiments disclose a longitudinal installation structure of a U-shaped glass curtain wall, as shown in Figure 1 and Figure 2As shown, at the bottom, the base U-shaped steel plate 10 is used as the support positioning member of the curtain wall bottom, the bottom U-shaped aluminum frame 6 is used to fix the U-shaped glass 2, the notch of the base U-shaped steel plate 10 is upward, the bottom surface is welded and fixed on the embedded plate, the bottom U-shaped aluminum frame 6 is installed on the upper side of the butt joint U-shaped steel plate 9 through the bolt 5 located in the middle of the transverse direction, the butt joint U-shaped steel plate 9 is reversely buckled and matched to be inserted into the notch of the base U-shaped steel plate 10, and the foaming agent 11 is filled between the two, the U-shaped glass 2 is inserted into the bottom U-shaped aluminum frame 6 on both sides, and the adhesive tape 3 is arranged at the inner side surface contact position and the sealant 4 is arranged at the outer side surface contact position, and the hard pad 7 is arranged at the longitudinal gap position of the U-shaped glass 2 inside the bottom U-shaped aluminum frame 6 and the clamping position of the bolt 5. Figure 1 and Figure 3 As shown, at the interlayer position, the interlayer steel plate 13 is used as the separation support member of the curtain wall interlayer, the H-shaped aluminum frame 12 is used to fix the U-shaped glass 2 of the upper and lower layers, the interlayer steel plate 13 is welded and fixed on the interlayer keel 1, the H-shaped aluminum frame 12 is inserted on the interlayer steel plate 13 in the middle of the lateral direction and is installed on the interlayer steel plate 13 through the bolt 5 located in the middle of the transverse direction, the U-shaped glass 2 of the upper and lower layers is respectively inserted into the upper and lower sides of the H-shaped aluminum frame 12 on both sides, and the adhesive tape 3 is arranged at the inner side surface contact position and the sealant 4 is arranged at the outer side surface contact position, and the hard pad 7 is arranged at the longitudinal gap position of the U-shaped glass 2 inside the H-shaped aluminum frame 12 and the clamping position of the bolt 5. Figure 1 and Figure 5 As shown, at the opening position of the door and window, the opening keel 20 is closed, the opening U-shaped aluminum frame 18 is used to fix the U-shaped glass 2, the opening U-shaped aluminum frame 18 is installed on the opening keel 20 through the screw 19 located in the middle of the transverse direction, the U-shaped glass 2 is inserted into the opening U-shaped aluminum frame 18 on both sides, and the adhesive tape 3 is arranged at the inner side surface contact position and the sealant 4 is arranged at the outer side surface contact position, and the hard pad 7 is arranged at the longitudinal gap position of the U-shaped glass 2 inside the opening U-shaped aluminum frame 18 and the pressing position of the screw 19. Figure 1 and Figure 4 As shown, at the parapet wall of the top, the top steel plate 16 is used to close the top and press the top, the top U-shaped aluminum frame 17 is used to fix the U-shaped glass 2, the top steel plate 16 is welded and fixed on the top keel 15, the top U-shaped aluminum frame 17 is installed on the lower side of the top steel plate 16 through the bolt 5 located in the middle of the transverse direction, the U-shaped glass 2 is inserted into the top U-shaped aluminum frame 17 on both sides, and the adhesive tape 3 is arranged at the inner side surface contact position and the sealant 4 is arranged at the outer side surface contact position, and the hard pad 7 is arranged at the longitudinal gap position of the U-shaped glass 2 inside the top U-shaped aluminum frame 17 and the clamping position of the bolt 5.

[0029] As shown in Figures 1 to 5 Preferably, the flexible gasket 8 is arranged between the bottom U-shaped aluminum frame 6 and the butt joint U-shaped steel plate 9, between the H-shaped aluminum frame 12 and the interlayer steel plate 13, between the opening U-shaped aluminum frame 18 and the opening keel 20, and between the top U-shaped aluminum frame 17 and the top steel plate 16, which can not only prevent water, but also reduce the knocking.

[0030] As Figure 1 and Figure 4 As shown, preferably, at the top parapet, the top steel plate 16 is butted with the aluminum plate 14 at the top of the curtain wall to form a rain blocking member.

[0031] As Figure 6 shown, preferably, the U-shaped glass 2 is terminated transversely with an aluminum alloy edge strip 21, and the aluminum alloy edge strip 21 is filled with sealant 4 between the vertical ridge 22 to prevent the transverse corners of the U-shaped glass 2 from being damaged by impact.

[0032] The base U-shaped steel plate 10, the butted U-shaped steel plate 9, the interlayer steel plate 13, the top steel plate 16, the bolt 5, and the screw 19 are preferably made of stainless steel, and the adhesive tape 3 is preferably made of EPDM material, which is durable and rainproof.

[0033] A longitudinal installation method of a U-shaped glass curtain wall, which adopts the longitudinal installation structure of the U-shaped glass curtain wall, comprises the following steps:

[0034] S1. The base U-shaped steel plate 10 is welded and fixed on the embedded plate by wire positioning, the interlayer steel plate 13 is welded on the interlayer ridge 1, the uniform horizontal line is adjusted, the hard pad 7 is placed at the bolt 5 clamping position in the bottom U-shaped aluminum frame 6, the bottom U-shaped aluminum frame 6 is bolted 5 on the upper side of the butted U-shaped steel plate 9, the butted U-shaped steel plate 9 is reversely buckled and matched to be inserted into the slot of the base U-shaped steel plate 10, and the foaming agent 11 is filled between the two, and the uniform height is adjusted;

[0035] S2. The lateral middle part of the H-shaped aluminum frame 12 is inserted on the interlayer steel plate 13, the hard pad 7 is placed at the bolt 5 clamping position in the H-shaped aluminum frame 12, the H-shaped aluminum frame 12 is bolted 5 on the interlayer steel plate 13, then the hard pad 7 is placed at the installation position of the U-shaped glass 2 on the lower side of the H-shaped aluminum frame 12, and the U-shaped glass 2 is inserted into the H-shaped aluminum frame 12 on both sides, the hard pad 7 is placed at the installation position of the U-shaped glass 2 on the bottom U-shaped aluminum frame 6, and the U-shaped glass 2 is slowly lowered to be inserted into the bottom U-shaped aluminum frame 6, then the adhesive tape 3 is arranged at the inner side contact of the U-shaped glass 2, and the sealant 4 is arranged at the outer side contact;

[0036] S4. The U-shaped glass 2 is installed layer by layer upwards, when the hole position of the door and window is encountered, the hard pad 7 is placed at the screw 19 compression position in the hole U-shaped aluminum frame 18, the hole U-shaped aluminum frame 18 is screwed 19 on the hole ridge 20, the hard pad 7 is arranged at the installation position of the U-shaped glass 2 inside the hole U-shaped aluminum frame 18, then the U-shaped glass 2 is inserted into the hole U-shaped aluminum frame 18 on both sides, and the adhesive tape 3 is arranged at the inner side contact of the U-shaped glass 2, and the sealant 4 is arranged at the outer side contact;

[0037] S5. When installing to the parapet at the top, first weld the top steel plate 16 to the top keel 15 and adjust the uniform level, then place hard pad 7 at the position of clamping bolt 5 in the top U-shaped aluminum frame 17, then bolt 5 the top U-shaped aluminum frame 17 to the lower side of the top steel plate 16, set hard pad 7 at the longitudinal installation position of the interior U-shaped glass 2 in the top U-shaped aluminum frame 17, then insert the U-shaped glass 2 into the top U-shaped aluminum frame 17 on both sides, then set adhesive tape 3 at the inner side contact of the U-shaped glass 2 and set sealant 4 at the outer side contact.

[0038] The connecting node of the present application is simple and stable in structure, low in processing difficulty, each layer of U-shaped glass 2 can be independently installed, and the U-shaped glass 2 is supported and limited at both longitudinal ends, has strong local deformation resistance, and can be applied in multi-layer or medium-high-rise buildings.

[0039] The above-described embodiments are part of the embodiments of the present application, rather than all the embodiments. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

Claims

1. A U-shaped glass curtain wall longitudinal installation structure, characterized in that: At the bottom, the foundation U-shaped steel plate is used as the supporting and positioning component of the curtain wall bottom, the bottom U-shaped aluminum frame is used to fix the U-shaped glass, the notch of the foundation U-shaped steel plate faces upward, and the bottom surface is welded and fixed on the embedded plate; the bottom U-shaped aluminum frame is installed on the upper side of the butt joint U-shaped steel plate through the bolt located in the middle of the transverse direction; the butt joint U-shaped steel plate is reversely buckled and matched and inserted into the notch of the foundation U-shaped steel plate, and the foaming agent is filled between the two; the U-shaped glass is inserted into the bottom U-shaped aluminum frame on both sides, and the adhesive tape is arranged at the inner side contact position, and the sealant is arranged at the outer side contact position; the hard pad is arranged at the longitudinal gap position of the U-shaped glass inside the bottom U-shaped aluminum frame and the clamping position of the bolt; at the interlayer position, the interlayer steel plate is used as the separating and supporting component of the curtain wall interlayer, the H-shaped aluminum frame is used to fix the U-shaped glass of the upper and lower layers, the interlayer steel plate is welded and fixed on the interlayer keel, the lateral middle part of the H-shaped aluminum frame is inserted into the interlayer steel plate and is installed on the interlayer steel plate through the bolt located in the middle of the transverse direction, the U-shaped glass of the upper and lower layers is inserted into the upper and lower sides of the H-shaped aluminum frame on both sides respectively, the adhesive tape is arranged at the inner side contact position, and the sealant is arranged at the outer side contact position; the hard pad is arranged at the longitudinal gap position of the U-shaped glass inside the H-shaped aluminum frame and the clamping position of the bolt; at the hole opening position of the door and the window, the hole opening keel is closed, the hole opening U-shaped aluminum frame is used to fix the U-shaped glass, the hole opening U-shaped aluminum frame is installed on the hole opening keel through the screw located in the middle of the transverse direction, the U-shaped glass is inserted into the hole opening U-shaped aluminum frame on both sides, the adhesive tape is arranged at the inner side contact position, and the sealant is arranged at the outer side contact position; the hard pad is arranged at the longitudinal gap position of the U-shaped glass inside the hole opening U-shaped aluminum frame and the pressing position of the screw; at the parapet wall of the top, the top steel plate is closed and pressed on the top, the top U-shaped aluminum frame is used to fix the U-shaped glass, the top steel plate is welded and fixed on the top keel, the top U-shaped aluminum frame is installed on the lower side of the top steel plate through the bolt located in the middle of the transverse direction, the U-shaped glass is inserted into the top U-shaped aluminum frame on both sides, the adhesive tape is arranged at the inner side contact position, and the sealant is arranged at the outer side contact position; the hard pad is arranged at the longitudinal gap position of the U-shaped glass inside the top U-shaped aluminum frame and the clamping position of the bolt.

2. The U-shaped glass curtain wall longitudinal mounting structure according to claim 1, characterized in that: Flexible gaskets are arranged between the bottom U-shaped aluminum frame and the butt joint U-shaped steel plate, between the H-shaped aluminum frame and the interlayer steel plate, between the hole opening U-shaped aluminum frame and the hole opening keel, and between the top U-shaped aluminum frame and the top steel plate.

3. The U-shaped glass curtain wall longitudinal mounting structure according to claim 1, characterized in that: At the parapet wall of the top, the top steel plate and the aluminum plate are butt jointed at the top of the curtain wall to form a rain blocking component.

4. The U-shaped glass wall longitudinal mounting structure according to claim 1, wherein: The U-shaped glass is closed by the aluminum alloy edge strip in the transverse direction, and the aluminum alloy edge strip and the vertical keel are filled with sealant.

5. The U-shaped glass wall longitudinal mounting structure according to claim 1, wherein: The foundation U-shaped steel plate, the butt joint U-shaped steel plate, the interlayer steel plate, the top steel plate, the bolt and the screw are made of stainless steel.

6. The U-shaped glass wall longitudinal mounting structure according to claim 1, wherein: The adhesive tape is made of ethylene-propylene-diene rubber.

7. A method of installing a U-shaped glass wall longitudinally, characterized by, The U-shaped glass curtain wall longitudinal installation structure is installed by the steps of any one of claims 1 to 6. S1. On the pre-embedded plate, lay the line and position, weld and fix the base U-shaped steel plate with the pre-embedded plate, lay the line on the interlayer keel, weld the interlayer steel plate on the interlayer keel, adjust the uniform horizontal line, then place hard pads at the bolt clamping position in the bottom U-shaped aluminum frame, bolt the bottom U-shaped aluminum frame to the upper side of the butt joint U-shaped steel plate, insert the butt joint U-shaped steel plate into the base U-shaped steel plate slot in reverse buckling, and fill the foaming agent between them, adjust the uniform horizontal height; S2. Insert the lateral middle part of the H-shaped aluminum frame into the interlayer steel plate, place hard pads at the bolt clamping position in the H-shaped aluminum frame, bolt the H-shaped aluminum frame to the interlayer steel plate, then place hard pads at the installation position of the U-shaped glass on the lower side of the H-shaped aluminum frame, insert the U-shaped glass into the H-shaped aluminum frame on both sides, place hard pads at the U-shaped glass installation position of the bottom U-shaped aluminum frame, slowly lower the U-shaped glass to insert it into the bottom U-shaped aluminum frame, then set the rubber strip at the inner side contact of the U-shaped glass and the sealant at the outer side contact; S4. Install the U-shaped glass layer by layer upwards, when encountering the hole position of the door and window, place hard pads at the screw pressing position in the hole U-shaped aluminum frame, bolt the hole U-shaped aluminum frame to the hole keel, set hard pads at the installation position of the inner U-shaped glass of the hole U-shaped aluminum frame, then insert the U-shaped glass into the hole U-shaped aluminum frame on both sides, then set the rubber strip at the inner side contact of the U-shaped glass and the sealant at the outer side contact; S5. When installed to the top parapet, first weld and fix the top steel plate to the top keel and adjust the uniform horizontal line, place hard pads at the bolt clamping position in the top U-shaped aluminum frame, then bolt the top U-shaped aluminum frame to the lower side of the top steel plate, set hard pads at the longitudinal installation position of the inner U-shaped glass of the top U-shaped aluminum frame, then insert the U-shaped glass into the top U-shaped aluminum frame on both sides, then set the rubber strip at the inner side contact of the U-shaped glass and the sealant at the outer side contact.

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