CN111810013B

CN111810013B - Concatenation formula aluminum alloy frame for balcony with fixed self-locking mechanism

Info

Publication number: CN111810013B
Application number: CN202010627530.4A
Authority: CN
Inventors: 陈要
Original assignee: Chizhou An'an New Material Technology Co ltd
Current assignee: Chizhou An'an New Materials Technology Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2022-02-25
Anticipated expiration: 2040-07-02
Also published as: CN111810013A

Abstract

The invention relates to the technical field of aluminum alloy frames, in particular to a spliced aluminum alloy frame with a fixed self-locking mechanism for a balcony, which comprises a wall body, wherein a transverse frame is fixedly arranged inside the wall body, a vertical frame is fixedly arranged on the left side of the transverse frame through the self-locking mechanism, the self-locking mechanism comprises a first fixing frame, and the top end of the first fixing frame is fixedly connected with a first supporting rod. According to the invention, the self-locking mechanism is arranged, when the installation is carried out, the vertical frame is sleeved on the surfaces of the first fixing frame and the second supporting rod, when the vertical frame is sleeved and slides to a certain position, the first clamping shaft and the second clamping shaft are inserted into the groove on the inner wall of the vertical frame, and similarly, the transverse frame is sleeved at the other end of the first fixing frame and the other end of the second supporting rod, the clamping is completed in the same way, so that the right-angle assembly of the transverse frame and the vertical frame is completed, and the installation way is simple and convenient.

Description

Concatenation formula aluminum alloy frame for balcony with fixed self-locking mechanism

Technical Field

The invention relates to the technical field of aluminum alloy frames, in particular to a spliced aluminum alloy frame with a fixed self-locking mechanism for a balcony.

Background

The aluminum alloy window is a window with frame and sash structures made of aluminum alloy building profiles, and is divided into a common aluminum alloy door window and a broken bridge aluminum alloy door window, the aluminum alloy window is attractive, sealed and high in strength, and can be widely applied to the field of building engineering. The aluminum alloy is easy to extrude, the cross section of the section bar is accurate in size, and the processing accuracy is high, so that aluminum alloy doors and windows are selected by many owners in decoration.

But aluminum alloy window frame assembles at the relevant technical staff that can need when using, and the mode of equipment is comparatively loaded down with trivial details, needs the staff to alternate between two sets of frames through bolt and gasket, through screwing up the bolt to it is fixed with two sets of frames, more of the step of installation, can not realize simple auto-lock and connect, and the inefficiency of installation influences workman's work efficiency, consequently, needs a novel anticorrosion treatment facility, carries out the anticorrosion to the bearing and handles.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, workers need to insert between two groups of frames through bolts and gaskets, the bolts are screwed down, so that the two groups of frames are fixed, the number of installation steps is large, and simple self-locking connection cannot be realized.

In order to achieve the purpose, the invention adopts the following technical scheme:

a spliced aluminum alloy frame with a fixed self-locking mechanism for a balcony comprises a wall body, wherein a transverse frame is fixedly arranged inside the wall body, a vertical frame is fixedly arranged on the left side of the transverse frame through the self-locking mechanism, the self-locking mechanism comprises a first fixing frame, a first supporting rod is fixedly connected to the top end of the first fixing frame, a second supporting rod is fixedly arranged on the top end of the first supporting rod, a second connecting rod is fixedly connected to the left side of the bottom end of the first fixing frame, a fixing rod is fixedly connected to the left side of the second connecting rod, an outer rod is fixedly connected to the left side of the fixing rod, a groove is formed in the surface of the outer rod, a third sliding block is inserted into the groove, a second spring is fixedly connected to the right side of the third sliding block, the right side of the second spring is fixed to the inner wall of the outer rod, and a first clamping shaft is fixedly connected to the left side of the third sliding block, the bottom left side of second bracing piece is seted up flutedly, and the inside of recess is inserted and is equipped with interior pole, the right side fixedly connected with third spring of interior pole, and the inner wall at the second bracing piece is fixed on the right side of third spring, the left side fixedly connected with second card axle of interior pole, the top fixedly connected with head rod of first mount.

Preferably, the vertical section of the second clamping shaft is in a trapezoidal structure, and the inclined surface of the second clamping shaft faces downwards.

Preferably, the vertical section of the first clamping shaft is of an L-shaped structure, and the top end of the first clamping shaft is provided with an inclined surface.

Preferably, the inside fixed mounting of horizontal frame has fixed establishment, and fixed establishment includes first spring and pushes away the button, the first connecting block of left side fixedly connected with of first spring, and the first rack of left side fixedly connected with of first connecting block, and the first slider of positive fixedly connected with of first rack, push away the first tooth piece of bottom fixedly connected with of button, and the surface and the gear of first tooth piece mesh mutually, the bottom and the second tooth piece of gear mesh mutually, the surface at the second rack is fixed to the second tooth piece, the positive fixedly connected with second slider of second rack, the right side of second rack is inserted and is established on the surface of fixed block, and the bottom fixedly connected with inner frame of fixed block, and the first stopper of top fixedly connected with of inner frame, the positive fixedly connected with of second slider pushes away the button.

Preferably, the right side of the second rack is of an arc-shaped structure, and the arc-shaped convex surface faces outwards.

Preferably, the bottom fixed mounting of inner frame has stop gear, and stop gear includes first articulated rod, the top of first articulated rod articulates there is the inner frame, the fixed surface of first articulated rod is connected with the fourth slider, the surface of establishing at the second connecting block is inserted to the fourth slider, the spout has been seted up with the corresponding position department of fourth slider in the inboard of second connecting block, and the inner wall of spout contacts with the surface of fourth slider, the fourth slider is sliding connection with the relation of being connected of second connecting block, the left and right sides fixedly connected with fifth slider of second connecting block, and the inner wall of establishing at the third connecting block of inserting of fifth slider, the bottom fixed connection of third connecting block has vertical frame.

Preferably, the fifth slider is a T-shaped structure, a strip-shaped sliding groove is formed in a position, corresponding to the fifth slider, on the surface of the third connecting block, the inner wall of the strip-shaped sliding groove is in contact with the surface of the fifth slider, and the fifth slider is in sliding connection with the third connecting block.

Preferably, the left side fixed mounting of inner frame has extension mechanism, and extends the mechanism and include the second articulated rod, the recess has been seted up in the left side of second articulated rod, and the inside of recess is inserted and is equipped with the second stopper, the left side of second stopper articulates there is first outer axle, and the back of first outer axle sets up the recess, the inside of recess is inserted and is equipped with first interior axle, the back of first interior axle articulates there is interior axle of second, and the interior axle of second inserts the inside of establishing the outer axle of second, the one end that the second interior axle was kept away from to the second outer axle articulates there is the third stopper, and the left side fixedly connected with sixth slider of third stopper, the bar spout has been seted up to the inner wall of vertical frame, and the inside of bar spout is inserted and is equipped with the sixth slider, the sixth slider sets up sliding connection in the bar spout of vertical frame.

Preferably, the vertical section of the second limiting block is of a T-shaped structure, the groove in the surface of the second hinge rod is of a disc-shaped structure, and the second limiting block is rotatably connected inside the second hinge rod.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the self-locking mechanism is arranged, when the installation is carried out, the vertical frame is sleeved on the surfaces of the first fixing frame and the second supporting rod, when the vertical frame is sleeved and slides to a certain position, the first clamping shaft and the second clamping shaft are inserted into the groove on the inner wall of the vertical frame, and similarly, the transverse frame is sleeved at the other ends of the first fixing frame and the second supporting rod, the clamping is completed in the same way, and then the transverse frame and the vertical frame are assembled at right angles, so that the installation mode is simple and direct, and the assembly can be completed at home after the purchase is carried out, thereby improving the installation efficiency;

2. according to the invention, the fixing mechanism and the extending mechanism are arranged, when the inner frame is maintained, the push button is pushed, the fixing block is separated from the clamping of the second rack, at the moment, the inner frame is pulled outwards, the movement belt drives the second hinge rod to move, the second hinge rod drives the first outer shaft to move in the movement process, the first outer shaft moves on the surface of the first inner shaft, and the included angle between the first inner shaft and the second inner shaft is increased in the pulling process, so that a space is provided for pulling out the inner frame, a worker pulls out the inner frame, and therefore, small-detail maintenance is facilitated, the service life of the aluminum alloy window frame is prolonged, the integral disassembly of the aluminum alloy frame is avoided, and the maintenance efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the fixing mechanism of the present invention;

FIG. 3 is a schematic left sectional view of a fixing mechanism according to the present invention;

FIG. 4 is an enlarged schematic view of A of FIG. 1 in accordance with the present invention;

FIG. 5 is a schematic top view of the extension mechanism of the present invention;

FIG. 6 is an enlarged schematic view of B of FIG. 1 in accordance with the present invention;

FIG. 7 is a schematic top sectional view of the spacing mechanism of the present invention;

FIG. 8 is a schematic sectional view of the self-locking mechanism of the present invention in front view;

fig. 9 is an enlarged view of C of fig. 8 according to the present invention.

In the figure: 1. a wall body; 2. a transverse frame; 3. a vertical frame; 4. a fixing mechanism; 41. a first spring; 42. a first connection block; 43. a first tooth block; 44. a push button; 45. a first slider; 46. a gear; 47. a first rack; 48. a second rack; 49. a second slider; 410. a second tooth block; 411. a fixed block; 5. an inner frame; 6. a first stopper; 7. a self-locking mechanism; 71. a first fixing frame; 72. a first support bar; 73. a first connecting rod; 74. a second support bar; 75. a second connecting rod; 76. fixing the rod; 77. a second spring; 78. a third slider; 79. an outer rod; 710. a first chuck shaft; 711. a third spring; 712. a second chuck shaft; 713. an inner rod; 8. a limiting mechanism; 81. a first hinge lever; 82. a fourth slider; 83. a second connecting block; 84. a fifth slider; 85. a third connecting block; 9. an extension mechanism; 91. a second hinge lever; 92. a second limiting block; 93. a first outer shaft; 94. a first inner shaft; 95. a second inner shaft; 96. a sixth slider; 97. a third limiting block; 98. a second outer shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a splicing type aluminum alloy frame with a fixed self-locking mechanism for a balcony comprises a wall body 1, a transverse frame 2 is fixedly arranged inside the wall body 1, a vertical frame 3 is fixedly arranged on the left side of the transverse frame 2 through a self-locking mechanism 7, the self-locking mechanism 7 comprises a first fixing frame 71, a first supporting rod 72 is fixedly connected to the top end of the first fixing frame 71, a second supporting rod 74 is fixedly arranged at the top end of the first supporting rod 72, a second connecting rod 75 is fixedly connected to the left side of the bottom end of the first fixing frame 71, a fixing rod 76 is fixedly connected to the left side of the second connecting rod 75, an outer rod 79 is fixedly connected to the left side of the fixing rod 76, a groove is formed in the surface of the outer rod 79, a third sliding block 78 is inserted into the groove, a second spring 77 is fixedly connected to the right side of the third sliding block 78, the right side of the second spring 77 is fixedly connected to the inner wall of the outer rod 79, a first clamping shaft 710 is fixedly connected to the left side of the third sliding block 78, the recess has been seted up on the bottom left side of second bracing piece 74, and the inside of recess is inserted and is equipped with interior pole 713, the right side fixedly connected with third spring 711 of interior pole 713, and the inner wall at second bracing piece 74 is fixed on the right side of third spring 711, the left side fixedly connected with second card axle 712 of interior pole 713, the top fixedly connected with head rod 73 of first mount 71, vertical frame 3 cup joints the surface at self-locking mechanism 7 with horizontal frame 2, when horizontal frame 2 and vertical frame 3 removed to suitable position, first card axle 710 is inserted inside the draw-in groove of establishing vertical frame 3, thereby fix horizontal frame 2 and vertical frame 3 on the surface of self-locking mechanism 7, thereby will accomplish the installation of horizontal frame 2 and vertical frame 3.

Further, the vertical cross section of second card axle 712 is trapezium structure, and the inclined plane of second card axle 712 is down, and when vertical frame 3 cup jointed at self-locking mechanism 7 surface, the inclined plane of second card axle 712 can make things convenient for the staff certain on its surface, avoids appearing blocking when just cup jointing, influences the smoothness nature of use.

Further, the vertical section of first calorie of axle 710 is L shape structure, and the top of first calorie of axle 710 sets up to the inclined plane, and the bottom left side of first calorie of axle 710 is arc, when vertical frame 3 moves on its surface, extrudees the arc face, avoids appearing the deviation when using, the problem of installation block appears, influences normal installation effectiveness.

Further, a fixing mechanism 4 is fixedly installed inside the transverse frame 2, the fixing mechanism 4 includes a first spring 41 and a push button 44, a first connecting block 42 is fixedly connected to the left side of the first spring 41, a first rack 47 is fixedly connected to the left side of the first connecting block 42, a first slider 45 is fixedly connected to the front side of the first rack 47, a first rack 43 is fixedly connected to the bottom end of the push button 44, the surface of the first rack 43 is meshed with a gear 46, the bottom end of the gear 46 is meshed with a second rack 410, the second rack 410 is fixed to the surface of the second rack 48, a second slider 49 is fixedly connected to the front side of the second rack 48, the right side of the second rack 48 is inserted into the surface of the fixing block 411, an inner frame 5 is fixedly connected to the bottom end of the fixing block 411, a first limiting block 6 is fixedly connected to the top end of the inner frame 5, and the push button 44 is fixedly connected to the front side of the second slider 49, when the inner frame 5 is installed, the inner frame 5 is pushed back to the original position, the inner frame 5 drives the fixing block 411 to move, the fixing block 411 extrudes the second rack 48 in the movement, the fixing block 411 continues to move after the second rack 48 is stressed, and when the fixing block 411 moves to a proper position, the second rack 48 is inserted into a clamping groove in the surface of the fixing block 411, so that the position of the fixing block 411 is fixed, and then the position of the inner frame 5 is fixed.

Further, the right side of second rack 48 is the arc structure, and the curved convex surface is outwards, and the arc structure of second rack 48 can make fixed block 411 atress move to one side when extrudeing it, when fixed block 411 moves a certain position to make second rack 48 insert the surface of establishing fixed block 411, then accomplish the auto-lock installation.

Further, the bottom fixed mounting of internal frame 5 has stop gear 8, and stop gear 8 includes first articulated rod 81, the top of first articulated rod 81 articulates there is internal frame 5, the fixed surface of first articulated rod 81 is connected with fourth slider 82, fourth slider 82 inserts the surface of establishing at second connecting block 83, the spout has been seted up with the corresponding position department of fourth slider 82 to the inboard of second connecting block 83, and the inner wall of spout contacts with the surface of fourth slider 82, the relation of connection of fourth slider 82 and second connecting block 83 is sliding connection, the left and right sides fixedly connected with fifth slider 84 of second connecting block 83, and inserting of fifth slider 84 establishes the inner wall at third connecting block 85, the bottom fixed connection of third connecting block 85 has vertical frame 3.

Further, the fifth slider 84 is a T-shaped structure, a strip-shaped sliding groove is formed in the position, corresponding to the fifth slider 84, on the surface of the third connecting block 85, the inner wall of the strip-shaped sliding groove contacts with the surface of the fifth slider 84, the connecting relationship between the fifth slider 84 and the third connecting block 85 is sliding connection, the first hinge rod 81 moves on the inner wall of the second connecting block 83, the second connecting block 83 moves on the inner wall of the third connecting block 85, and then, a sufficient moving space is provided for the bottom end of the inner frame 5 to move, so that the moving distance of the inner frame 5 is farther.

Further, an extension mechanism 9 is fixedly installed on the left side of the inner frame 5, the extension mechanism 9 includes a second hinge rod 91, a groove is formed in the left side of the second hinge rod 91, a second limit block 92 is inserted into the groove, a first outer shaft 93 is hinged to the left side of the second limit block 92, a groove is formed in the back of the first outer shaft 93, a first inner shaft 94 is inserted into the groove, a second inner shaft 95 is hinged to the back of the first inner shaft 94, the second inner shaft 95 is inserted into the second outer shaft 98, a third limit block 97 is hinged to one end, away from the second inner shaft 95, of the second outer shaft 98, a sixth slider 96 is fixedly connected to the left side of the third limit block 97, a strip-shaped chute is formed in the inner wall of the vertical frame 3, a sixth slider 96 is inserted into the strip-shaped chute of the vertical frame 3, the sixth slider 96 is slidably connected in the strip-shaped chute of the vertical frame 3, the inner frame 5 opens an included angle between the first inner shaft 94 and the second inner shaft 95 in the moving process, thereby for the internal frame 5 removes and provides the removal space, avoid in use not hard up, the internal frame 5 of second articulated rod 91 provides tensile effect simultaneously, makes things convenient for the staff to pull out internal frame 5 and maintains.

Further, the vertical cross section of second stopper 92 is T shape structure, and the recess on second articulated pole 91 surface sets up to disc structure, and second stopper 92 sets up to rotate the connection in second articulated pole 91 is inside, and second stopper 92 slides in the recess of second articulated pole 91 inner wall to change the tensile inclination of internal frame 5 when pulling out, thereby conveniently carry out reasonable regulation when the maintenance.

The working principle is as follows: when the vertical frame 3 is placed on the surface of the self-locking mechanism 7, according to fig. 8 and fig. 9, when the vertical frame 3 is moved, pressure is applied to the first fixing frame 71, the first clamping shaft 710 is pressed to push the third slider 78 to move inside the outer rod 79, so that the second spring 77 is compressed and deformed, meanwhile, the second clamping shaft 712 is pressed to push the inner rod 713 to move, the inner rod 713 moves on the inner wall of the second support rod 74, so that the third spring 711 is compressed and deformed, when the vertical frame 3 is moved to a proper position, the third slider 78 is pushed to move under the elastic force of the second spring 77, the third slider 78 pushes the first clamping shaft 710 to move, so that the first clamping shaft 710 is inserted into the clamping groove on the inner wall of the vertical frame 3, similarly, the inner rod 713 is pushed to move under the elastic force of the third spring 711 moves, so that the second clamping shaft 712 is pushed to move, so that the second clamping shaft 712 is inserted into the clamping groove of the vertical frame 3, and then fixing the position of the vertical frame 3, and similarly, fixing the position of the transverse frame 2 by the same method, then completing the installation of the transverse frame 2 and the vertical frame 3, and maintaining the inner frame 5.

As shown in fig. 2 and 3, by pushing the push button 44, the push button 44 pushes the second slider 49 to move in motion, the second slider 49 pushes the second rack 48 to move in motion, the second rack 48 drives the second gear block 410 to move in motion, the second gear block 410 drives the gear 46 to rotate in motion, the gear 46 drives the first rack 47 to move through the first gear block 43 in rotation, the first rack 47 drives the first connecting block 42 to move in motion, the first connecting block 42 compresses and deforms the first spring 41 in motion, when the second rack 48 moves to a certain position, the fixing block 411 is disengaged from the second rack 48, at this time, the inner frame 5 is pulled outwards, as shown in fig. 4 and 5, the inner frame 5 pulls the second hinge rod 91 to move in motion, the second hinge rod 91 pulls the first outer shaft 93 to move through the second stopper 92, the first outer shaft 93 moves on the surface of the first inner shaft 94, meanwhile, the first inner shaft 94 pulls the second inner shaft 95 to move, the second inner shaft 95 moves on the inner wall of the second outer shaft 98, the second outer shaft 98 pulls the third limiting block 97 to move, the third limiting block 97 moves on the inner wall of the sixth sliding block 96 to pull out the inner frame 5, meanwhile, as shown in fig. 6 and 7, the first hinge rod 81 is pulled to move during the movement of the inner frame 5, the first hinge rod 81 drives the fourth sliding block 82 to move on the inner wall of the second connecting block 83, when the fourth sliding block 82 moves to a certain position, the second connecting block 83 is pulled to move, the fifth sliding block 84 is pulled to move during the movement of the second connecting block 83, and the fifth sliding block 84 moves on the inner wall of the third connecting block 85 to pull out the inner frame 5, so that a worker can conveniently maintain the inner frame.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concatenation formula aluminum alloy frame for balcony with fixed self-locking mechanism, includes wall body (1), its characterized in that: the interior of the wall body (1) is fixedly provided with a transverse frame (2), the left side of the transverse frame (2) is fixedly provided with a vertical frame (3) through a self-locking mechanism (7), the self-locking mechanism (7) comprises a first fixing frame (71), the top end of the first fixing frame (71) is fixedly connected with a first supporting rod (72), the top end of the first supporting rod (72) is fixedly provided with a second supporting rod (74), the left side of the bottom end of the first fixing frame (71) is fixedly connected with a second connecting rod (75), the left side of the second connecting rod (75) is fixedly connected with a fixing rod (76), the left side of the fixing rod (76) is fixedly connected with an outer rod (79), the surface of the outer rod (79) is provided with a groove, a third sliding block (78) is inserted in the groove, and the right side of the third sliding block (78) is fixedly connected with a second spring (77), the right side of the second spring (77) is fixed on the inner wall of the outer rod (79), the left side of the third sliding block (78) is fixedly connected with a first clamping shaft (710), the left side of the bottom end of the second supporting rod (74) is provided with a groove, the inner rod (713) is inserted in the groove, the right side of the inner rod (713) is fixedly connected with a third spring (711), the right side of the third spring (711) is fixed on the inner wall of the second supporting rod (74), the left side of the inner rod (713) is fixedly connected with a second clamping shaft (712), the top end of the first fixing frame (71) is fixedly connected with a first connecting rod (73), the inside of the transverse frame (2) is fixedly provided with a fixing mechanism (4), the fixing mechanism (4) comprises a first spring (41) and a push button (44), the left side of the first spring (41) is fixedly connected with a first connecting block (42), a first rack (47) is fixedly connected to the left side of the first connecting block (42), a first sliding block (45) is fixedly connected to the front side of the first rack (47), a first tooth block (43) is fixedly connected to the bottom end of the push button (44), the surface of the first tooth block (43) is meshed with the gear (46), the bottom end of the gear (46) is meshed with a second tooth block (410), the second tooth block (410) is fixed to the surface of the second rack (48), a second sliding block (49) is fixedly connected to the front side of the second rack (48), the right side of the second rack (48) is inserted into the surface of the fixing block (411), an inner frame (5) is fixedly connected to the bottom end of the fixing block (411), a first limiting block (6) is fixedly connected to the top end of the inner frame (5), and a push button (44) is fixedly connected to the front side of the second sliding block (49), the left side of the inner frame (5) is fixedly provided with an extension mechanism (9), the extension mechanism (9) comprises a second hinge rod (91), the left side of the second hinge rod (91) is provided with a groove, a second limit block (92) is inserted in the groove, the left side of the second limit block (92) is hinged with a first outer shaft (93), the back side of the first outer shaft (93) is provided with a groove, a first inner shaft (94) is inserted in the groove, the back side of the first inner shaft (94) is hinged with a second inner shaft (95), the second inner shaft (95) is inserted in the second outer shaft (98), one end, far away from the second inner shaft (95), of the second outer shaft (98) is hinged with a third limit block (97), the left side of the third limit block (97) is fixedly connected with a sixth slider (96), the inner wall of the vertical frame (3) is provided with a strip-shaped chute, and a sixth sliding block (96) is inserted in the strip-shaped sliding groove, and the sixth sliding block (96) is arranged in the strip-shaped sliding groove of the vertical frame (3) in a sliding connection mode.

2. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 1, wherein: the vertical section of the second clamping shaft (712) is of a trapezoidal structure, and the inclined surface of the second clamping shaft (712) faces downwards.

3. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 1, wherein: the vertical section of the first clamping shaft (710) is of an L-shaped structure, and the top end of the first clamping shaft (710) is provided with an inclined surface.

4. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 1, wherein: the right side of the second rack (48) is of an arc-shaped structure, and the arc-shaped convex surface faces outwards.

5. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 1, wherein: the bottom end of the inner frame (5) is fixedly provided with a limiting mechanism (8), the limiting mechanism (8) comprises a first hinged rod (81), the top end of the first hinged rod (81) is hinged with an inner frame (5), the surface of the first hinged rod (81) is fixedly connected with a fourth sliding block (82), the fourth sliding block (82) is inserted on the surface of the second connecting block (83), a sliding groove is arranged at the position of the inner side of the second connecting block (83) corresponding to the fourth sliding block (82), the inner wall of the sliding groove is contacted with the surface of a fourth sliding block (82), the connection relationship between the fourth sliding block (82) and a second connecting block (83) is sliding connection, the left side and the right side of the second connecting block (83) are fixedly connected with a fifth slide block (84), and the fifth sliding block (84) is inserted into the inner wall of the third connecting block (85), and the bottom end of the third connecting block (85) is fixedly connected with the vertical frame (3).

6. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 5, wherein: the fifth sliding block (84) is of a T-shaped structure, a strip-shaped sliding groove is formed in the position, corresponding to the fifth sliding block (84), on the surface of the third connecting block (85), the inner wall of the strip-shaped sliding groove is in contact with the surface of the fifth sliding block (84), and the fifth sliding block (84) is in sliding connection with the third connecting block (85).

7. The spliced aluminum alloy frame with the fixed self-locking mechanism for the balcony as claimed in claim 1, wherein: the vertical section of the second limiting block (92) is of a T-shaped structure, the groove in the surface of the second hinge rod (91) is of a disc-shaped structure, and the second limiting block (92) is rotatably connected inside the second hinge rod (91).