A high altitude non-tie cantilever external frame structure and construction method thereof

Abstract

The present invention belongs to the field of building construction technology, and discloses a high-altitude non-tie cantilever external frame structure, including multiple steel pipes and multiple six-way adapters, both ends of the steel pipe are connected to the six-way adapter, or one end is connected to the frame of the external frame and the other end is connected to the six-way adapter, or one end is connected to the cast-in-place structure and the other end is connected to the six-way adapter, the six-way adapter includes a metal adapter ball and a sleeve, one end of the sleeve is connected to the steel pipe, and the other end is welded to the metal adapter ball, and the frame and the cast-in-place structure are connected to multiple steel pipes through multiple six-way adapters to form an integral structure. The present invention can lengthen the distance between the steel pipe wall parts through the setting of the six-way adapter, on the one hand, to meet the installation problem of the long distance between the frame and the cast-in-place structure, and on the other hand, it can form a vertical support in the middle to eliminate the deformation of the steel pipe due to its own weight. The present invention also provides a construction method for a high-altitude non-tie cantilever external frame structure, and its beneficial effects are as described above.

Description

Technical Field

[0001] The present invention relates to the technical field of building construction, and in particular to a high-altitude non-tie cantilevered external frame structure. The present invention also relates to a construction method of the high-altitude non-tie cantilevered external frame structure. Background Art

[0002] According to the requirements of different building functions, some areas of the building will be set up with hollow floors. During the construction process, internal formwork needs to be set up inside these areas, and operating frames need to be set up outside. There are situations where the operating frames are connected to the wall parts too far or cannot be connected in the hollow parts.

[0003] In traditional construction, long steel pipes or braces are used for tying. When the height of the cantilever is greater than 8m and the distance between the cantilever is greater than 6m, fasteners are used for lap joints or steel pipes longer than 6m are used. The middle part will deform due to its own weight, and it is difficult to meet the requirements of the specifications by using long steel pipes or braces for tying. Therefore, it is necessary to provide a wall-connecting system that can tie the ultra-long-distance operating frame. Summary of the invention

[0004] In response to the technical problems in the prior art, the present invention provides a high-altitude non-tie cantilever external frame structure, comprising a plurality of steel pipes and a plurality of six-way adapters, both ends of the steel pipes are connected to the six-way adapters, or one end is connected to the frame body of the external frame and the other end is connected to the six-way adapter, or one end is connected to the cast-in-place structure and the other end is connected to the six-way adapter, the six-way adapter comprises a metal adapter ball and a sleeve, one end of the sleeve is connected to the steel pipe, and the other end is welded to the metal adapter ball, the frame body and the cast-in-place structure are connected to the plurality of steel pipes through a plurality of the six-way adapters to form an integral structure.

[0005] Preferably, the steel pipe is provided with a through hole on the pipe wall at one end of the six-way adapter, the six-way adapter also includes a pin and a cotter pin, the sleeve is provided with a pin hole at one end of the steel pipe, the steel pipe is sleeved with the sleeve, the pin passes through the through hole and the pin hole to connect the steel pipe and the sleeve, and is fixed by the cotter pin.

[0006] Preferably, a connecting pipe is pre-buried in the cast-in-place structure, and the steel pipe is connected to the connecting pipe by welding.

[0007] Preferably, the steel pipe is connected to the frame via a cross fastener.

[0008] Preferably, the interior of the metal transfer ball is a hollow structure.

[0009] Beneficial effects:

[0010] 1. The present invention can lengthen the distance between the steel pipe wall parts through the setting of the six-way adapter, on the one hand, to meet the installation problem of the long distance between the frame and the cast-in-place structure. At the same time, the wall parts are mutually tied to form a whole, which can improve the connection strength. On the other hand, a vertical support can be formed in the middle to eliminate the deformation of the steel pipe caused by its own weight.

[0011] 2. The present invention can facilitate the connection and fixation of the steel pipe and the sleeve by setting the through hole, pin, cotter pin and pin hole on the steel pipe, and can achieve detachability; the weight can be reduced by setting the metal transfer ball as a hollow structure inside.

[0012] The present invention also provides a construction method of a high-altitude non-tie cantilevered external frame structure, comprising the following steps:

[0013] S1. Pre-embed multiple connecting pipes in the cast-in-place structure;

[0014] S2, welding one end of the plurality of steel pipes to different connecting pipes respectively, and connecting the other ends to different six-way adapters respectively, and connecting two adjacent six-way adapters via steel pipes;

[0015] S3, connecting one end of the multiple steel pipes to the six-way adapter, and the other end to the vertical bracket of the frame through a cross fastener;

[0016] S4, connecting the horizontal brackets of the frame and the remaining vertical brackets to the vertical brackets in step S3.

[0017] Preferably, in step S1, a plurality of connecting pipes are arranged at equal intervals at the edge of the cast-in-place structure.

[0018] Preferably, in step S2, the six-way adapter includes a metal adapter ball and a sleeve, one end of the sleeve is connected to the steel pipe, and the other end is welded to the metal adapter ball.

[0019] Preferably, the steel pipe is provided with a through hole on the pipe wall at one end of the six-way adapter, the six-way adapter also includes a pin and a cotter pin, the sleeve is provided with a pin hole at one end of the steel pipe, the steel pipe is sleeved with the sleeve, the pin passes through the through hole and the pin hole to connect the steel pipe and the sleeve, and is fixed by the cotter pin.

[0020] Preferably, the interior of the metal transfer ball is a hollow structure.

[0021] Its beneficial effects are as described above. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the installation structure of the present invention;

[0023] Figure 2 It is a schematic diagram of the planar structure of the present invention;

[0024] Figure 3 It is a schematic diagram of the three-dimensional structure of the six-way adapter of the present invention;

[0025] Figure 4 It is a schematic diagram of the planar structure of the six-way adapter of the present invention.

[0026] In the figure: 1. six-way adapter; 2. steel pipe; 3. connecting pipe; 4. cross fastener; 5. frame; 6. metal adapter ball; 7. sleeve; 8. pin; 9. cotter pin. DETAILED DESCRIPTION

[0027] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the protection scope of the present invention.

[0028] The present invention provides a high altitude non-tie cantilever external frame structure, such as Figures 1 to 4 As shown, it includes multiple steel pipes 2 and multiple six-way adapters 1, both ends of the steel pipes 2 are connected to the six-way adapter 1, or one end is connected to the frame 5 of the external frame and the other end is connected to the six-way adapter 1, or one end is connected to the cast-in-place structure and the other end is connected to the six-way adapter 1. Specifically, a connecting pipe 3 is pre-buried in the cast-in-place structure, and the steel pipe 2 is welded to the connecting pipe 3. The six-way adapter 1 includes a metal transfer ball 6 and a sleeve 7. One end of the sleeve 7 is connected to the steel pipe 2, and the other end is welded to the metal transfer ball 6. The frame 5 and the cast-in-place structure are connected to the multiple steel pipes 2 through multiple six-way adapters 1 to form an integral structure, wherein the steel pipe 2 and the frame 5 are connected by a cross fastener 4 for easy disassembly and assembly.

[0029] In this embodiment, by setting the six-way adapter 1, on the one hand, the distance between the steel pipe 2 and the wall member can be lengthened to meet the installation problem of the long distance between the frame 5 and the cast-in-place structure. At the same time, the wall members are tied to each other to form a whole, which can improve the connection strength. On the other hand, a vertical support can be formed in the middle to eliminate the deformation of the steel pipe 2 caused by its own weight.

[0030] Preferably, Figures 2 to 4 As shown, the steel pipe 2 is provided with a through hole on the pipe wall at one end of the six-way adapter 1, and the six-way adapter 1 also includes a pin 8 and a cotter pin 9. The sleeve 7 is provided with a pin hole at one end of the steel pipe 2, and the steel pipe 2 is sleeved with the sleeve 7. The pin 8 passes through the through hole and the pin hole to connect the steel pipe 2 and the sleeve 7, and is fixed by the cotter pin 9.

[0031] In this embodiment, by providing the through hole on the steel pipe 2, the pin 8, the cotter pin 9 and the pin hole on the sleeve 7, the connection and fixation between the steel pipe 2 and the sleeve 7 can be facilitated, and the detachability can be achieved.

[0032] Preferably, Figure 3 As shown, the interior of the metal transfer ball 6 is a hollow structure.

[0033] In this embodiment, the weight can be reduced by setting the metal transfer ball 6 to have a hollow structure inside.

[0034] The present invention also provides a construction method for a high-altitude non-tie cantilevered external frame structure, such as Figures 1 to 4 As shown, the following steps are included:

[0035] S1. Pre-embed multiple connecting pipes 3 in the cast-in-place structure;

[0036] S2, welding one end of the plurality of steel pipes 2 to different connecting pipes 3, and connecting the other ends to different six-way adapters 1, and connecting two adjacent six-way adapters 1 through the steel pipes 2;

[0037] S3, connect one end of the plurality of steel pipes 2 to the six-way adapter 1, and connect the other end to the vertical bracket of the frame 5 through the cross fastener 4;

[0038] S4, connecting the horizontal brackets of the frame body 5 and the remaining vertical brackets to the vertical brackets in step S3.

[0039] In this embodiment, by setting the six-way adapter 1, on the one hand, the distance between the steel pipe 2 and the wall member can be lengthened to meet the installation problem of the long distance between the frame 5 and the cast-in-place structure. At the same time, the wall members are tied to each other to form a whole, which can improve the connection strength. On the other hand, a vertical support can be formed in the middle to eliminate the deformation of the steel pipe 2 caused by its own weight.

[0040] Preferably, Figure 1 As shown, in step S1, a plurality of connecting pipes 3 are arranged at equal intervals at the edge of the cast-in-place structure.

[0041] Preferably, Figures 2 to 4 As shown, in step S2, the six-way adapter 1 includes a metal adapter ball 6 and a sleeve 7, one end of the sleeve 7 is connected to the steel pipe 2, and the other end is welded to the metal adapter ball 6; wherein the steel pipe 2 is located at one end of the six-way adapter 1 and has a through hole on its wall, the six-way adapter 1 also includes a pin 8 and a cotter pin 9, the sleeve 7 is located at one end of the steel pipe 2 and has a pin hole, the steel pipe 2 is sleeved with the sleeve 7, the pin 8 passes through the through hole and the pin hole to connect the steel pipe 2 and the sleeve 7, and is fixed by the cotter pin 9.

[0042] In this embodiment, by providing the through hole on the steel pipe 2, the pin 8, the cotter pin 9 and the pin hole on the sleeve 7, the connection and fixation between the steel pipe 2 and the sleeve 7 can be facilitated, and the detachability can be achieved.

[0043] Preferably, Figure 3 As shown, the interior of the metal transfer ball 6 is a hollow structure.

[0044] In this embodiment, the weight can be reduced by setting the metal transfer ball 6 to have a hollow structure inside.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the present invention by ordinary technicians in the field should be included in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A construction method for a high-altitude non-tied cantilever external frame structure, comprising a plurality of steel pipes (2) and a plurality of six-way adapters (1), wherein both ends of the steel pipes (2) are connected to the six-way adapters (1), or one end is connected to a frame body (5) of the external frame and the other end is connected to the six-way adapter (1), or one end is connected to a cast-in-place structure and the other end is connected to the six-way adapter (1), the six-way adapter (1) comprises a metal adapter ball (6) and a sleeve (7), one end of the sleeve (7) is connected to the steel pipe (2) and the other end is welded to the metal adapter ball (6), the frame body (5) and the cast-in-place structure are connected to the plurality of steel pipes (2) via the plurality of six-way adapters (1) to form an integral structure, characterized in that: The following steps are involved: S1. Pre-embed a plurality of connecting pipes (3) in the cast-in-place structure; S2, welding one end of the plurality of steel pipes (2) to different connecting pipes (3), and connecting the other ends to different six-way adapters (1), and connecting two adjacent six-way adapters (1) via the steel pipe (2); S3, connecting one end of the plurality of steel pipes (2) to the six-way adapter (1), and connecting the other end to the vertical bracket of the frame (5) via a cross fastener (4); S4, connecting the transverse supports of the frame (5) and the remaining vertical supports to the vertical supports in step S3.

2. The construction method of a high-altitude non-tie cantilever external frame structure according to claim 1 is characterized in that: The steel pipe (2) is provided with a through hole on the pipe wall at one end of the six-way adapter (1). The six-way adapter (1) further comprises a pin (8) and a split pin (9). The sleeve (7) is provided with a pin hole at one end of the steel pipe (2). The steel pipe (2) and the sleeve (7) are sleeved together. The pin (8) passes through the through hole and the pin hole to connect the steel pipe (2) and the sleeve (7), and is fixed by the split pin (9).

3. The construction method of a high-altitude non-tie cantilevered external frame structure according to claim 1 is characterized in that: The interior of the metal transfer ball (6) is a hollow structure.

4. The construction method of a high-altitude non-tie cantilever external frame structure according to claim 1 is characterized in that: In step S1, a plurality of connecting pipes (3) are arranged at equal intervals at the edge of the cast-in-place structure.

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