Stair steel formwork

Abstract

The utility model relates to a stair steel formwork. The stair steel formwork comprises multiple stages of step kicking faces (1). The connection reinforcing structures (2) are connected with the step kicking surfaces (1), can drive the step kicking surfaces (1) to move back and forth in the vertical direction, and are movably connected with floor slabs on the upper side and the lower side; and the lifting ring (3) is arranged on the connection reinforcing structure (2) and is connected with an external crane. According to the scheme of the utility model, the stair steel template can be quickly lapped on the upper floor and the lower floor through the connecting and reinforcing structure after being hoisted to a corresponding position by hoisting the hoisting ring through a crane, then the position of the whole structure is adjusted through the connecting and reinforcing structure, and reinforcement and concrete pouring are carried out after adjustment. Rapid installation and adjustment are achieved, the construction speed is high, installation is easy, and formwork shifting is not prone to occurring.

Description

Technical Field

[0001] The utility model relates to the technical field of stair construction, in particular to a stair steel template. Background Art

[0002] During the stair formwork construction process, traditional stair formwork is usually wooden formwork. The wooden formwork has a low turnover rate during the construction process, the carpentry erection speed is slow during the construction, and the formwork is easy to run during the pouring of concrete. Therefore, the traditional plan leads to a long construction period for stair erection, a long construction time, and a high construction cost. Utility Model Content

[0003] The utility model aims to solve at least one technical problem in the background technology and provide a stair steel formwork.

[0004] To achieve the above object, the utility model provides a staircase steel formwork, comprising:

[0005] Multi-step risers;

[0006] Connect the reinforcement structure, connect the step risers at all levels, and movably connect with the upper and lower floor slabs;

[0007] A lifting ring is arranged on the connection reinforcement structure and is connected to an external crane.

[0008] According to one aspect of the utility model, the step riser is made of channel steel.

[0009] According to one aspect of the utility model, the connection reinforcement structure comprises: a first connection member and a second connection member;

[0010] The first connecting member and the second connecting member are arranged at intervals, and are respectively fixedly connected to the multi-level step risers and movably connected to the upper and lower floor slabs.

[0011] According to one aspect of the utility model, the first connecting member and the second connecting member each include: a fixed connecting portion, a first movable connecting portion and a second movable connecting portion;

[0012] The fixed connection part is arranged obliquely and fixedly connected with the multi-level step riser surfaces;

[0013] The first movable connection part is fixedly connected to the lower end of the fixed connection part and is movably connected to the lower floor slab;

[0014] The second movable connection part is fixedly connected to the upper end of the fixed connection part and is movably connected to the upper floor slab.

[0015] According to one aspect of the utility model, the first connecting member and the second connecting member are both made of profiled steel.

[0016] According to one aspect of the utility model, it also includes: a movable connecting member, which movably connects the first movable connecting part and the second movable connecting part to the upper and lower floor slabs respectively.

[0017] According to one aspect of the utility model, a plurality of threaded holes arranged at intervals are provided on the first movable connection part and the second movable connection part, and the movable connection member is a screw rod, and the first movable connection part and the second movable connection part can reciprocate up and down through the cooperation of the threaded holes and the screw rod;

[0018] One end of the screw rod passing through the threaded hole abuts against the upper and lower floor plates.

[0019] According to one solution of the utility model, the steel formwork of the stairs includes: a multi-level step riser; a connecting reinforcement structure, connecting the step risers of each level, which can drive the step risers of each level to move up and down, and movably connected with the upper and lower floor slabs; a lifting ring, which is arranged on the connecting reinforcement structure and connected to an external crane. With such an arrangement, after the steel formwork of the stairs is lifted to the corresponding position by the lifting ring of the crane, it can be quickly overlapped on the upper and lower floor slabs through the connecting reinforcement structure, and then the position of the overall structure can be adjusted through the connecting reinforcement structure, and after the adjustment, reinforcement and concrete pouring are carried out, so as to achieve rapid installation and adjustment, ensure fast construction speed, simple installation, and not easy to run the mold.

[0020] According to one solution of the utility model, the connection reinforcement structure includes: a first connection member and a second connection member; the first connection member and the second connection member are arranged at intervals, and are respectively fixedly connected to the multi-step riser surface and movably connected to the upper and lower floor slabs. In this way, the two sides can be stably connected to form an overall staircase structure, ensuring the overall structural strength and stability.

[0021] According to one solution of the utility model, the first connecting member and the second connecting member each include: a fixed connecting part, a first movable connecting part and a second movable connecting part; the fixed connecting part is tilted and fixedly connected to the multi-step riser; the first movable connecting part is fixedly connected to the lower end of the fixed connecting part and movably connected to the lower floor slab; the second movable connecting part is fixedly connected to the upper end of the fixed connecting part and movably connected to the upper floor slab. Such an arrangement allows the position of the first movable connecting part and the second movable connecting part to be adjusted. When the position of the first movable connecting part and the second movable connecting part is adjusted, the first movable connecting part and the second movable connecting part can drive the fixed connecting part to move, thereby adjusting the position of the overall staircase steel formwork, ensuring fast and convenient installation and adjustment, effectively controlling the construction period, and ensuring construction efficiency.

[0022] According to one solution of the utility model, the staircase steel formwork further includes: an active connector, which flexibly connects the first active connector and the second active connector to the upper and lower floor slabs respectively. With such an arrangement, the first active connector and the second active connector can be adjusted through the active connector, and the relative positions between the first active connector and the second active connector and the upper and lower floor slabs can be adjusted according to the on-site installation requirements, ensuring that the adjustment process is convenient and fast.

[0023] According to a scheme of the utility model, a plurality of threaded holes arranged at intervals are provided on the first movable connection part and the second movable connection part, and the movable connection part is a screw rod, and the first movable connection part and the second movable connection part can reciprocate up and down through the cooperation of the threaded hole and the screw rod; one end of the screw rod passing through the threaded hole abuts against the upper and lower side floors. With such a configuration, the first movable connection part and the second movable connection part can be moved up and down by the rotation of the screw rod, so as to adjust the height required for installation, and then the position of the stair steel formwork relative to the upper and lower floors can be adjusted by adjusting the overlapping position between the screw rod and the upper and lower floors, so that the horizontal and vertical positions of the stair steel formwork can be adjusted conveniently and quickly, ensuring the accurate installation of the stair steel formwork, effectively improving the construction speed, and the installation and adjustment are simple, and it is not easy to run the formwork, which saves more materials than the traditional wooden formwork construction, reduces the construction cost and ensures the construction quality, and shortens the construction period. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A side view schematically showing a staircase steel formwork according to an embodiment of the utility model;

[0025] Figure 2 A top view of a staircase steel formwork according to an embodiment of the utility model is schematically shown. DETAILED DESCRIPTION

[0026] The present invention will now be discussed with reference to exemplary embodiments. It should be understood that the embodiments discussed are only intended to enable those skilled in the art to better understand and implement the present invention, rather than to imply any limitation on the scope of the present invention.

[0027] As used herein, the term “including” and variations thereof are to be interpreted as open-ended terms meaning “including, but not limited to.” The term “based on” is to be interpreted as “based, at least in part, on.” The terms “one embodiment” and “an embodiment” are to be interpreted as “at least one embodiment.”

[0028] Figure 1 A side view schematically showing a staircase steel formwork according to an embodiment of the utility model;

[0029] Figure 2 The top view of the staircase steel formwork according to one embodiment of the utility model is schematically shown. Figure 1 and Figure 2 As shown, in this embodiment, the staircase steel formwork includes:

[0030] Multi-step riser 1;

[0031] Connect the reinforcement structure 2 and the step risers 1 at all levels, so as to drive the step risers 1 at all levels to move up and down, and be movably connected with the upper and lower floor slabs;

[0032] The lifting ring 3 is arranged on the connection reinforcement structure 2 and connected to the external crane. With such arrangement, after the staircase steel formwork is lifted to the corresponding position by the crane by lifting the lifting ring 3, it can be quickly overlapped on the upper and lower floor slabs through the connection reinforcement structure 2, and then the position of the overall structure is adjusted by the connection reinforcement structure 2, and after the adjustment, reinforcement and concrete pouring are carried out, so as to realize rapid installation and adjustment, ensure fast construction speed, simple installation, and not easy to run the mold.

[0033] Furthermore, in the present embodiment, the step riser 1 is made of channel steel.

[0034] Furthermore, if Figure 1 and Figure 2 As shown, in this embodiment, the connection reinforcement structure 2 includes: a first connection member 4 and a second connection member 5;

[0035] The first connecting member 4 and the second connecting member 5 are arranged at intervals and are respectively fixedly connected to the multi-step riser 1 and movably connected to the upper and lower floor slabs. In this way, the two sides can be stably connected to form an overall structure of the staircase, ensuring the overall structural strength and stability.

[0036] Furthermore, if Figure 1 As shown, in this embodiment, the first connecting member 4 and the second connecting member 5 each include: a fixed connecting portion 6, a first movable connecting portion 7 and a second movable connecting portion 8;

[0037] The fixed connection part 6 is arranged obliquely and is fixedly connected to the multi-step riser surface 1;

[0038] The first movable connection part 7 is fixedly connected to the lower end of the fixed connection part 6 and is movably connected to the lower floor slab;

[0039] The second movable connection part 8 is fixedly connected to the upper end of the fixed connection part 6 and is movably connected to the upper floor slab. In this way, the position of the first movable connection part 7 and the second movable connection part 8 can be adjusted. When the position of the first movable connection part 7 and the second movable connection part 8 is adjusted, the first movable connection part 7 and the second movable connection part 8 can drive the fixed connection part 6 to move, thereby adjusting the position of the overall staircase steel formwork, ensuring fast and convenient installation and adjustment, effectively controlling the construction period, and ensuring construction efficiency.

[0040] Furthermore, in this embodiment, the first connecting member 4 and the second connecting member 5 are both made of steel sections.

[0041] Furthermore, if Figure 1 As shown, in this embodiment, the staircase steel formwork further includes: an active connector 9, which flexibly connects the first active connector 7 and the second active connector 8 to the upper and lower floor slabs respectively. In this way, the first active connector 7 and the second active connector 8 can be adjusted through the active connector 9, and the relative positions between the first active connector 7 and the second active connector 8 and the upper and lower floor slabs can be adjusted according to the on-site installation requirements, ensuring that the adjustment process is convenient and fast.

[0042] Furthermore, if Figure 1 As shown, in this embodiment, a plurality of threaded holes 10 arranged at intervals are provided on the first movable connection part 7 and the second movable connection part 8, and the movable connection member 9 is a screw rod. The first movable connection part 7 and the second movable connection part 8 can reciprocate up and down through the cooperation of the threaded holes 10 and the screw rod;

[0043] One end of the screw rod passes through the threaded hole 10 and abuts against the upper and lower side floors. With such an arrangement, the first movable connection part 7 and the second movable connection part 8 can be moved up and down by rotating the screw rod, so as to adjust the height required for installation, and then the position of the stair steel formwork relative to the upper and lower floors can be adjusted by adjusting the overlapping position between the screw rod and the upper and lower floors. In this way, it is convenient and quick to adjust the horizontal and vertical positions of the stair steel formwork, ensure the accurate installation of the stair steel formwork, effectively improve the construction speed, and the installation and adjustment are simple, and it is not easy to run the formwork. Compared with the traditional construction with wooden formwork, it saves more materials, reduces the construction cost and ensures the construction quality, and shortens the construction period.

[0044] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. Staircase steel formwork, characterized in that: include: Multi-step riser (1); The connecting reinforcement structure (2) is connected to the step risers (1) at each level, and can drive the step risers (1) at each level to move back and forth in the vertical direction, and be movably connected to the upper and lower floor slabs; A lifting ring (3) is arranged on the connection reinforcement structure (2) and is connected to an external lifting machine; The connection reinforcement structure (2) comprises: a first connection member (4) and a second connection member (5); The first connecting member (4) and the second connecting member (5) both comprise: a fixed connecting portion (6), a first movable connecting portion (7) and a second movable connecting portion (8); A movable connecting member (9), wherein the movable connecting member (9) movably connects the first movable connecting portion (7) and the second movable connecting portion (8) to the upper and lower floor slabs respectively; The first movable connection part (7) and the second movable connection part (8) are both provided with a plurality of threaded holes (10) arranged at intervals, the movable connection member (9) is a screw rod, and the first movable connection part (7) and the second movable connection part (8) can reciprocate up and down through the cooperation between the threaded holes (10) and the screw rod; One end of the screw rod passing through the threaded hole (10) abuts against the upper and lower floor slabs.

2. The staircase steel formwork according to claim 1, characterized in that: The step riser (1) is made of channel steel.

3. The staircase steel formwork according to claim 1, characterized in that: The first connecting member (4) and the second connecting member (5) are arranged at intervals and are respectively fixedly connected to the multi-level step risers (1) and movably connected to the upper and lower floor slabs.

4. The staircase steel formwork according to claim 3, characterized in that: The fixed connection portion (6) is arranged obliquely and is fixedly connected to the multi-level step riser surface (1); The first movable connection part (7) is fixedly connected to the lower end of the fixed connection part (6) and is movably connected to the lower floor slab; The second movable connection part (8) is fixedly connected to the upper end of the fixed connection part (6) and is movably connected to the upper floor slab.

5. The staircase steel formwork according to claim 3, characterized in that: The first connecting member (4) and the second connecting member (5) are both made of section steel.

Images