CN215368103U

CN215368103U - Letter-shaped connecting structure for aluminum plate curtain wall

Info

Publication number: CN215368103U
Application number: CN202121350558.4U
Authority: CN
Inventors: 林怡标; 黄洁贞; 印宝权
Original assignee: Guangzhou City Construction College
Current assignee: Guangzhou City Construction College
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-31
Anticipated expiration: 2031-06-17

Abstract

The utility model provides an alphabet connection structure for aluminum plate curtain wall, including coupling mechanism and elastic mechanism, through having set up coupling mechanism in curtain frame rear end, set up wearing layer and taut cable, be favorable to improving the connection effect to polylith aluminum plate curtain wall, connect through the L type and improve connection effect to aluminum plate curtain wall, set up first connecting block and adjustment mechanism, be favorable to improving connection and the regulation effect to curtain frame, set up second fixed sleeving and first fixing bolt, be favorable to improving the regulation effect to linking bridge, set up internal thread rotary drum and second fixing bolt, be favorable to improving the regulation effect to adjustment mechanism, through having set up elastic mechanism at first fixed sleeving front end, set up a fixed cylinder and pressure spring, be favorable to improving the holistic wind resistance performance to the curtain, thereby improve holistic buffering effect of aluminum plate curtain and life.

Description

Letter-shaped connecting structure for aluminum plate curtain wall

Technical Field

The utility model relates to the field related to curtain wall installation, in particular to a letter-shaped connecting structure for an aluminum plate curtain wall.

Background

The aluminum veneer curtain wall adopts high-quality high-strength aluminum alloy plates, the common thicknesses of the aluminum veneer curtain wall are 1.5 MM, 2.0 MM, 2.5 MM and 3.0MM, the model is 3003, and the state is H24; the structure of the utility model mainly comprises a panel, a reinforcing rib and an angle bracket; the corner brace can be directly bent and formed by a panel in a punch forming mode, and can also be formed by riveting the corner brace on the small edge of the panel; the reinforcing ribs are connected with the electric welding screws behind the plate surface (the screws are directly welded on the back surface of the plate surface), so that the reinforcing ribs and the electric welding screws form a firm whole, the strength and the rigidity of the aluminum veneer curtain wall are greatly enhanced, and the flatness and the wind and shock resistance in long-term use are ensured; if sound insulation and heat preservation are needed, high-efficiency sound insulation and heat preservation materials can be arranged on the inner side of the aluminum plate; the connection structure refers to a structure in which a plurality of members are connected by bolts, welding, or the like.

At present, when a glass curtain wall is installed, only simple connecting pieces are used for fixing a wall body and a steel frame, and after the glass curtain wall is blown by wind and rain for a long time, the connecting pieces are easy to fall off from the wall body, so that the life safety of people is threatened; in addition, when the existing glass curtain wall is extruded by strong wind, the buffering effect is poor, and the glass curtain wall is easy to damage; the existing device is lack of parts which are difficult to meet the requirement of accurately adjusting the installation angle of the beam, so that the installation is easy to make mistakes, and meanwhile, the existing device has higher requirements on the parallelism and other data of connecting parts such as the connecting beam and the outer wall surface.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a letter-shaped connecting structure for an aluminum panel curtain wall.

The utility model is realized in such a way that a letter-shaped connecting structure for an aluminum plate curtain wall is constructed, the device comprises a fixed cross beam, a first fixed sleeve, an expansion bolt, an elastic mechanism, a connecting mechanism, a curtain wall framework, curtain wall glass and a filling layer, wherein the outer side pipe wall of the fixed cross beam is in sliding connection with the first fixed sleeve, the top of the first fixed sleeve is in threaded connection with the expansion bolt, the bottom of the expansion bolt is in threaded connection with the fixed cross beam, the front end surface of the fixed cross beam is provided with the curtain wall framework, the inner side wall of the curtain wall framework is fixedly connected with the curtain wall glass, the peripheral side walls of the curtain wall framework are all fixedly connected with the filling layer, the connecting mechanism is arranged at the top of the rear end of the curtain wall framework, and the connecting mechanism comprises a cantilever rod, a wear-resistant layer, a tensioning cable, a first connecting block, a second fixed sleeve, a first fixed bolt, a connecting support, an adjusting mechanism, The front end face of the fixed cross beam is provided with a cantilever rod, the middle side through groove wall of the cantilever rod is fixedly connected with a wear-resistant layer, the inner ring side of the wear-resistant layer is slidably connected with a tensioning cable, the front end face of the cantilever rod is connected with the rear end face of a first connecting block through a bolt, the front end face of the first connecting block is connected with the middle sides of the top and the bottom of the rear end of a curtain wall frame through bolts, the outer side face of the cantilever rod is slidably connected with the inner side wall of a second fixed sleeve, the middle side through groove of the top of the second fixed sleeve is connected with the first fixed bolt through a thread, the first fixed bolt is connected with the outer side through groove of the cantilever rod through a thread, the left side and the right side of the second fixed sleeve are welded with connecting supports, the front side of the fixed block at the right end of the connecting support is provided with an adjusting mechanism, and the inner wall of the fixed block at the right end of the connecting support is rotatably connected with the rotary cylinder, the inner wall threads of the internal thread rotary drum are connected with the second fixing bolt threads, the through groove in the fixing block at the right end of the connecting support is provided with a thread groove, the thread groove is connected with the second fixing bolt threads, and the elastic mechanism is arranged at the front end of the first fixing sleeve.

Preferably, adjustment mechanism includes second connecting block, joint ball, connecting rod and rotor plate, linking bridge right-hand member fixed block front end and second connecting block bolted connection, second connecting block front end and curtain frame rear end face top both sides or bottom both sides bolted connection, the inside logical groove of second connecting block and joint ball sliding connection, the inside logical groove of second connecting block and connecting rod sliding connection, connecting rod top and joint ball bottom welding, connecting rod rear end and rotor plate bolted connection, rotor plate top centre of a circle department and internal thread rotary drum lateral surface fixed connection.

Preferably, the elastic mechanism comprises a fixed cylinder, a pressure spring, a limiting plate, a resisting pin and a fixed block, the front end of the first fixed sleeve is connected with the fixed cylinder through a bolt, the inner cylinder wall of the fixed cylinder is elastically connected with the pressure spring, the front end face of the pressure spring is elastically connected with the limiting plate, the outer side of the limiting plate is slidably connected with the inner wall of the fixed cylinder, the front end face of the limiting plate is connected with the resisting pin through a bolt, the front end face of the resisting pin is connected with the fixed block through a bolt, and the front end face of the fixed block is connected with the cantilever rod through a bolt.

Preferably, the tensioning cables and the tensioning cables are in parallel relation with the curtain wall framework, and the diameter of each tensioning cable is 5 CM.

Preferably, the diameter of the inner wall of the internal thread rotary drum is the same as the length of the diameter of the inner side of the thread groove, and the fixing blocks on the left side and the right side of the connecting support are parallel to the curtain wall frame.

Preferably, the upper side and the lower side of the first fixing bolt rod body are in threaded connection with the inner sides of the rotating plates, and the maximum angle formed by the two groups of rotating plates is 180 degrees.

Preferably, the inside logical groove of second connecting block all is equipped with the wearing layer with the joint of joint ball and connecting rod, and the second connecting block is parallel relation with first connecting block.

Preferably, the diameter length of the abutting pin is the same as the radius length of the cantilever rod, and the fixed cylinder and the cantilever rod are concentric circles.

Preferably, the material of the tensioning cable is steel.

Preferably, the material of the internally threaded rotating cylinder is steel.

The utility model has the following advantages: the utility model provides a letter-shaped connecting structure for an aluminum plate curtain wall through improvement, compared with the same type of equipment, the letter-shaped connecting structure has the following improvement:

according to the letter-shaped connecting structure for the aluminum plate curtain wall, the wear-resistant layer and the tensioning cable are arranged at the rear end of the curtain wall frame through the connecting mechanism, so that the connecting effect of a plurality of aluminum plate curtain walls is improved, the connecting effect of the aluminum plate curtain wall is improved through L-shaped connection, the integrity of the curtain wall is improved, the first connecting block and the adjusting mechanism are arranged, the connecting and adjusting effect of the curtain wall frame is improved, the second fixing sleeve and the first fixing bolt are arranged, the adjusting effect of the connecting support is improved, and the inner thread rotary drum and the second fixing bolt are arranged, so that the adjusting effect of the adjusting mechanism is improved.

According to the letter-shaped connecting structure for the aluminum plate curtain wall, the elastic mechanism is arranged at the front end of the first fixing sleeve, and the fixing cylinder and the pressure spring are arranged, so that the whole wind resistance of the curtain wall is improved, the whole buffering effect of the aluminum plate curtain wall is improved, and the service life of the aluminum plate curtain wall is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the coupling mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 2;

FIG. 4 is a schematic right view of the attachment mechanism and adjustment mechanism of the present invention;

fig. 5 is a schematic top view of the elastic mechanism of the present invention.

Wherein: the device comprises a fixed beam-1, a first fixed sleeve-2, an expansion bolt-3, an elastic mechanism-4, a connecting mechanism-5, a curtain wall frame-6, curtain wall glass-7, a filling layer-8, a fixed cylinder-41, a pressure spring-42, a limiting plate-43, a resisting pin-44, a fixed block-45, a cantilever rod-51, a wear-resistant layer-52, a tensioning rope-53, a first connecting block-54, a second fixed sleeve-55, a first fixed bolt-56, a connecting bracket-57, an adjusting mechanism-58, an internal thread rotating cylinder-59, a second fixed bolt-510, a thread groove-511, a second connecting block-581, a clamping ball-582, a connecting rod-583 and a rotating plate-584.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

Referring to fig. 1, the letter-shaped connecting structure for an aluminum plate curtain wall of the present invention includes a fixed beam 1, a first fixed sleeve 2, an expansion bolt 3, an elastic mechanism 4, a connecting mechanism 5, a curtain wall frame 6, curtain wall glass 7 and a filling layer 8, wherein an outer side wall of the fixed beam 1 is slidably connected with the first fixed sleeve 2, a top of the first fixed sleeve 2 is in threaded connection with the expansion bolt 3, a bottom of the expansion bolt 3 is in threaded connection with the fixed beam 1, a front end surface of the fixed beam 1 is provided with the curtain wall frame 6, an inner side wall of the curtain wall frame 6 is fixedly connected with the curtain wall glass 7, and peripheral side walls of the curtain wall frame 6 are fixedly connected with the filling layer 8.

Referring to fig. 2, 3 and 4, in the letter-shaped connecting structure for an aluminum plate curtain wall of the present invention, a connecting mechanism 5 is disposed at the top of the rear end of a curtain wall frame 6 to improve the fixing and adjusting effect on the curtain wall frame 6, the connecting mechanism 5 includes a cantilever bar 51, a wear-resistant layer 52, a tensioning cable 53, a first connecting block 54, a second fixing sleeve 55, a first fixing bolt 56, a connecting bracket 57, an adjusting mechanism 58, an internal thread rotating cylinder 59, a second fixing bolt 510 and a thread groove 511, the front end surface of a fixing beam 1 is provided with the cantilever bar 51 to improve the limiting effect of the cantilever bar 51, the middle through groove wall of the cantilever bar 51 is fixedly connected with the wear-resistant layer 52 to improve the fixing effect of the wear-resistant layer 52, the inner ring side of the wear-resistant layer 52 is slidably connected with the tensioning cable 53 to improve the protection effect of the wear-resistant layer 52, the front end surface of the cantilever bar 51 is bolted with the rear end surface of the first connecting block 54 to improve the fixing effect of the first connecting block 54, the front end face of the first connecting block 54 is connected with the top middle side and the bottom middle side of the rear end of the curtain wall frame 6 through bolts, so that the connecting effect of the first connecting block 54 is improved, the outer side face of the cantilever rod 51 is connected with the inner side wall of the second fixing sleeve 55 in a sliding manner, so that the moving and adjusting effect of the second fixing sleeve 55 is improved, the middle side through groove in the top of the second fixing sleeve 55 is in threaded connection with the first fixing bolt 56, so that the fixing effect of the first fixing bolt 56 is improved, the first fixing bolt 56 is in threaded connection with the outer side through groove of the cantilever rod 51, so that the fixing effect of the first fixing bolt 56 is improved, the left side and the right side of the second fixing sleeve 55 are both welded with the connecting bracket 57, so that the rotating effect of the connecting bracket 57 is improved, the adjusting mechanism 58 is arranged on the front side of the fixing block at the right end of the connecting bracket 57, so that the adjusting effect on the curtain wall frame 6 is improved, the inner wall of the fixing block at the right end of the connecting bracket 57 is rotatably connected with the rotating drum 59, so that the driving effect of the rotating drum 59 is improved, the inner wall threads of the internal thread rotary drum 59 are in threaded connection with the second fixing bolt 510, the limiting effect of the second fixing bolt 510 is improved, the through groove in the fixing block at the right end of the connecting support 57 is provided with a thread groove 511, the limiting effect of the connecting support 57 on the second fixing bolt 510 is improved, the thread groove 511 is in threaded connection with the second fixing bolt 510, the connecting effect of the second fixing bolt 510 is improved, the elastic mechanism 4 is arranged at the front end of the first fixing sleeve 2, the damping and pressure reducing effects are improved, the adjusting mechanism 58 comprises a second connecting block 581, a clamping ball 582, a connecting rod 583 and a rotating plate 584, the front end of the fixing block at the right end of the connecting support 57 is in bolted connection with the second connecting block 581, the fixing effect of the second connecting block 581 is improved, the front end of the second connecting block 581 is in bolted connection with two sides at the top or two sides at the bottom of the rear end face of the curtain wall frame 6, and the fixing effect of the second connecting block 581 on the curtain wall frame 6 is improved, the through groove in the second connecting block 581 is connected with the clamping ball 582 in a sliding manner, so that the moving effect of the clamping ball 582 is improved, the through groove in the second connecting block 581 is connected with the connecting rod 583 in a sliding manner, the moving effect of the connecting rod 583 is improved, the top of the connecting rod 583 is welded with the bottom of the clamping ball 582, the fixing effect of the clamping ball 582 is improved, the rear end of the connecting rod 583 is connected with the rotating plate 584 in a bolt manner, so that the connecting effect of the rotating plate 584 is improved, the circle center of the top of the rotating plate 584 is fixedly connected with the outer side surface of the internal thread rotating drum 59, the driving effect of the rotating plate 584 is improved, the tensioning cable 53 and the tensioning cable 53 are in a parallel relationship with the curtain wall frame 6, the diameter of the tensioning cable 53 is 5CM, the fixing effect of the tensioning cable 53 is improved, the diameter of the inner wall of the internal thread rotating drum 59 is the same as the length of the diameter of the inner side of the thread groove 511, the fixing blocks on the left side and the right side of the connecting bracket 57 are in a parallel relationship with the curtain wall frame 6, and the parallelism between the connecting bracket 57 and the curtain wall frame 6 is improved, both sides all with the inboard threaded connection of rotating plate 584 about first fixing bolt 56 pole body, and the biggest angle that two sets of rotating plate 584 formed is 180, is favorable to improving the regulation effect of rotating plate 584, and the inside logical groove of second connecting block 581 all is equipped with the wearing layer with joint ball 582 and connecting rod 583's junction, and second connecting block 581 is parallel relation with first connecting block 54, is favorable to improving the fixed effect of second connecting block 581.

Referring to fig. 5, in the letter-shaped connection structure for an aluminum plate curtain wall according to the present invention, the elastic mechanism 4 includes a fixed cylinder 41, a pressure spring 42, a limit plate 43, a tightening pin 44, and a fixed block 45, the front end of the first fixed sleeve 2 is bolted to the fixed cylinder 41 to improve the fixing effect of the fixed cylinder 41, the inner wall of the fixed cylinder 41 is elastically connected to the pressure spring 42 to improve the fixing effect of the pressure spring 42, the front end surface of the pressure spring 42 is elastically connected to the limit plate 43 to improve the damping effect of the pressure spring 42, the outer side of the limit plate 43 is slidably connected to the inner wall of the fixed cylinder 41 to improve the moving effect of the limit plate 43, the front end surface of the limit plate 43 is bolted to the tightening pin 44 to improve the fixing effect of the tightening pin 44, the front end surface of the tightening pin 44 is bolted to the fixed block 45 to improve the fixing effect of the fixed block 45, the front end surface of the fixed block 45 is bolted to the cantilever rod 51 to improve the connecting effect of the fixed block 45, the diameter length of the abutting pin 44 is the same as the radius length of the cantilever rod 51, and the fixed cylinder 41 and the cantilever rod 51 are concentric circles, which is beneficial to improving the driving and fixing effects of the fixed cylinder 41.

The utility model provides a letter-shaped connecting structure for an aluminum plate curtain wall through improvement, and the working principle is as follows;

firstly, when the equipment is used, the equipment is placed in a working area, and then the device is connected with an external power supply, so that the power supply required by the work of the equipment can be provided;

secondly, when installing the curtain wall framework 6, after the worker drives the first fixing sleeve 2 to move to a required position on the fixing beam 1, the first fixing sleeve 2 is fixed on the fixing beam 1 through the expansion bolt 3, then the worker firstly penetrates the tensioning cable 53 through the wear-resistant layer 52, so that the tensioning cable 53 is fixed on the outer side of the cantilever rod 51, then the worker places the second fixing sleeve 55 on the fixing groove position on the outer side surface of the cantilever rod 51, places the two groups of connecting brackets 57 on the top or the bottom of the second fixing sleeve 55, and is connected with the cantilever rod 51 through the threads of the first fixing bolt 56, so that the first fixing bolt 56 synchronously fixes the two groups of connecting brackets 57 on the bottom of the second fixing sleeve 55, at this time, the first fixing bolt 56 does not perform screwing action, and the worker applies pulling force or pushing force to the two groups of connecting brackets 57, therefore, the connecting brackets 57 are rotatably adjusted at the bottom of the second fixing sleeve 55, and after the worker adjusts the angles of the two groups of connecting brackets 57, the worker can hang the curtain wall frame 6 through an external machine to be installed at the front ends of the first connecting blocks 54 at the upper and lower sides of the front end of the cantilever rod 51;

thirdly, the second connecting block 581 is fixed at the upper and lower sides of the corner of the curtain wall frame 6, and is connected with the through groove inside the second connecting block 581 through the clamping ball 582 and the connecting rod 583, so that the second connecting block 581 drives the curtain wall frame 6 to be fixed at the front end of the connecting bracket 57, at this time, a worker can measure the angle and distance data between the curtain wall frame 6 and the wall surface through a ruler or an angle ruler, then the worker lifts the curtain wall frame 6 through an external instrument, when the curtain wall frame 6 moves, the second connecting block 581 drives the rotating plate 584 to rotate through the clamping ball 582 and the connecting rod 583, the worker completes the angle adjustment work accordingly, after the angle adjustment is completed, the second fixing bolt 510 is respectively connected with the inner thread of the internal thread rotating cylinder 59 and the inner wall of the thread groove 511 of the connecting bracket 57, so that the second fixing bolt 510 is fixed at the front end of the connecting bracket 57, the curtain wall frame 6 is subjected to position rotation adjustment effect through the rotation connecting bracket 57, so that the installation effect and efficiency of the curtain wall frame 6 are improved, and complicated procedures of measurement in advance and multiple adjustment are avoided;

fourthly, after the installation of curtain wall frame 6 is completed, if meet the weather that the curtain wall frame 6 receives the air current extrusion when building the reverse movement, the reaction force through pressure spring 42 and limiting plate 43 slows down and eliminates the extrusion pressure degree, thereby avoid curtain wall frame 6 to receive collision etc. and other influences and drop, form a holistic wall with the multiunit cantilever bar 51 on the fixed cross beam 1 through taut cable 53 simultaneously, can slow down the influence degree of external environment to single curtain wall frame 6 and curtain wall glass 7, be favorable to improving the life of curtain wall frame 6, carry out the friction effect through wearing layer 52 between cantilever bar 51 and taut cable 53, avoid producing great metal fatigue after cantilever bar 51 and taut cable 53 excessively rub, thereby influence the integral erection effect of curtain wall frame 6.

The utility model provides a letter-shaped connecting structure for an aluminum plate curtain wall through improvement, a wear-resistant layer 52 and a tensioning cable 53 are arranged, the connecting effect on a plurality of aluminum plate curtain walls is favorably improved, the connecting effect on the aluminum plate curtain walls is improved through L-shaped connection, the connecting effect on the curtain wall frame 6 is favorably improved by arranging a first connecting block 54 and an adjusting mechanism 58, the connecting and adjusting effect on the curtain wall frame 6 is favorably improved by arranging a second fixing sleeve 55 and a first fixing bolt 56, the adjusting effect on a connecting support 57 is favorably improved, the adjusting effect on the adjusting mechanism 58 is favorably improved by arranging an internal thread rotary drum 59 and a second fixing bolt 510, the wind resistance on the whole curtain wall is favorably improved by arranging a fixing cylinder 41 and a pressure spring 42, and therefore the buffering effect and the service life of the whole aluminum plate curtain wall are improved.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The letter-shaped connecting structure for the aluminum plate curtain wall comprises a fixed cross beam (1) and a filling layer (8), wherein the outer side pipe wall of the fixed cross beam (1) is in sliding connection with a first fixed sleeve (2), the top of the first fixed sleeve (2) is in threaded connection with an expansion bolt (3), the bottom of the expansion bolt (3) is in threaded connection with the fixed cross beam (1), a curtain wall framework (6) is arranged on the front end face of the fixed cross beam (1), the inner side wall of the curtain wall framework (6) is fixedly connected with curtain wall glass (7), and the peripheral side walls of the curtain wall framework (6) are fixedly connected with the filling layer (8);

the method is characterized in that: the curtain wall frame structure is characterized by further comprising an elastic mechanism (4) and a connecting mechanism (5), the connecting mechanism (5) is arranged at the top of the rear end of the curtain wall frame (6), the connecting mechanism (5) comprises a cantilever rod (51), a wear-resistant layer (52), a tensioning cable (53), a first connecting block (54), a second fixing sleeve (55), a first fixing bolt (56), a connecting support (57), an adjusting mechanism (58), an internal thread rotary drum (59), a second fixing bolt (510) and a thread groove (511), the front end face of the fixed cross beam (1) is provided with the cantilever rod (51), the middle through groove wall of the cantilever rod (51) is fixedly connected with the wear-resistant layer (52), the inner ring side of the wear-resistant layer (52) is connected with the tensioning cable (53) in a sliding manner, the front end face of the cantilever rod (51) is connected with the rear end face of the first connecting block (54) through a bolt, the front end face of the first connecting block (54) is connected with the middle side of the top and the middle side of the rear end of the curtain wall frame (6) through bolts, the outer side surface of the cantilever rod (51) is connected with the inner side wall of the second fixed sleeve (55) in a sliding way, the through groove at the middle side of the top of the second fixing sleeve (55) is in threaded connection with a first fixing bolt (56), the first fixing bolt (56) is in threaded connection with a through groove at the outer side of the cantilever rod (51), the left side and the right side of the second fixed sleeve (55) are welded with the connecting bracket (57), the front side of the right end fixing block of the connecting bracket (57) is provided with an adjusting mechanism (58), the inner wall of a fixed block at the right end of the connecting bracket (57) is rotationally connected with an internal thread rotary drum (59), the inner wall thread of the internal thread rotary drum (59) is in threaded connection with a second fixing bolt (510), a thread groove (511) is arranged in a through groove in the fixed block at the right end of the connecting bracket (57), the thread groove (511) is in threaded connection with the second fixing bolt (510), and the elastic mechanism (4) is arranged at the front end of the first fixing sleeve (2).

2. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 1, wherein: adjusting mechanism (58) include second connecting block (581), joint ball (582), connecting rod (583) and rotor plate (584), linking bridge (57) right-hand member fixed block front end and second connecting block (581) bolted connection, second connecting block (581) front end and curtain frame (6) rear end face top both sides or bottom both sides bolted connection, inside logical groove of second connecting block (581) and joint ball (582) sliding connection, inside logical groove of second connecting block (581) and connecting rod (583) sliding connection, connecting rod (583) top and joint ball (582) bottom welding, connecting rod (583) rear end and rotor plate (584) bolted connection, rotor plate (584) top centre of a circle department and interior screw thread rotary drum (59) lateral surface fixed connection.

3. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 1, wherein: the elastic mechanism (4) comprises a fixed cylinder (41), a pressure spring (42), a limiting plate (43), a resisting pin (44) and a fixing block (45), the front end of the first fixed sleeve (2) is connected with the fixed cylinder (41) through a bolt, the inner cylinder wall of the fixed cylinder (41) is connected with the pressure spring (42) through an elastic mode, the front end face of the pressure spring (42) is connected with the limiting plate (43) through an elastic mode, the outer side of the limiting plate (43) is connected with the inner wall of the fixed cylinder (41) in a sliding mode, the front end face of the limiting plate (43) is connected with the resisting pin (44) through a bolt, the front end face of the resisting pin (44) is connected with the fixing block (45) through a bolt, and the front end face of the fixing block (45) is connected with a cantilever rod (51) through a bolt.

4. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 1, wherein: the tensioning cables (53) and the tensioning cables (53) are in parallel relation with the curtain wall framework (6), and the diameter of each tensioning cable (53) is 5 CM.

5. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 1, wherein: the diameter of the inner wall of the internal thread rotary drum (59) is the same as the length of the diameter of the inner side of the thread groove (511), and the fixing blocks on the left side and the right side of the connecting bracket (57) are parallel to the curtain wall frame (6).

6. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 1, wherein: the upper side and the lower side of the rod body of the first fixing bolt (56) are in threaded connection with the inner sides of the rotating plates (584), and the maximum angle formed by the two groups of rotating plates (584) is 180 degrees.

7. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 2, wherein: the connecting parts of the through groove in the second connecting block (581), the clamping ball (582) and the connecting rod (583) are provided with wear-resistant layers, and the second connecting block (581) and the first connecting block (54) are in parallel relation.

8. The letter-shaped connection structure for aluminum sheet curtain walls according to claim 3, wherein: the diameter length of the abutting pin (44) is the same as the radius length of the cantilever rod (51), and the fixed cylinder (41) and the cantilever rod (51) are concentric circles.