CN218894379U - Industrialization floor scaffold built-in fitting that encorbelments - Google Patents
Industrialization floor scaffold built-in fitting that encorbelments Download PDFInfo
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- CN218894379U CN218894379U CN202222808157.XU CN202222808157U CN218894379U CN 218894379 U CN218894379 U CN 218894379U CN 202222808157 U CN202222808157 U CN 202222808157U CN 218894379 U CN218894379 U CN 218894379U
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Abstract
The utility model discloses an embedded part of an overhanging scaffold of an industrialized floor slab. The embedded part comprises an embedded part anchoring section and a section steel anchoring section; the embedded part anchoring section is of a 'nearly' shape structure, the lower part of the embedded part anchoring section is embedded in a prefabricated layer of the industrialized floor slab, the upper part of the embedded part anchoring section is exposed out of the surface of the prefabricated layer by 16-18mm, the bottom corner positions of the two sides of the embedded part anchoring section embedded in the prefabricated layer are respectively provided with a first reinforcing steel bar, and the first reinforcing steel bar and the embedded part anchoring section are bound with a steel bar net sheet in the prefabricated layer; the embedded part anchoring sections are arranged in pairs; the section steel anchoring section is of a U-shaped structure, the section steel anchoring section penetrates through the upper gaps of the embedded part anchoring sections which are arranged in pairs, the bottoms of the section steel anchoring section penetrate through the upper gaps of the embedded part anchoring sections to be connected with the embedded part anchoring sections, the two support arms are arranged upwards, the side surfaces of the contact positions of the section steel anchoring section and the two embedded part anchoring sections are respectively provided with a second reinforcing steel bar with the length of 1m, and the lower part of the section steel anchoring section, the upper parts of the embedded part anchoring sections and the second reinforcing steel bars are all poured in a cast-in-situ layer of the industrialized floor slab.
Description
Technical Field
The utility model relates to an embedded part of an overhanging scaffold of an industrialized floor slab, and belongs to the technical field of building construction.
Background
The section steel overhanging scaffold is a scaffold form suitable for use in multi-storey and high rise buildings, which can reliably transfer scaffold loads to the main structure.
According to 6.10.8 (section steel overhanging scaffold) of JGJ 130-2011, the thickness of the floor slab is not suitable to be less than 120mm when the anchoring position is arranged on the floor slab; if the thickness of the floor slab is less than 120mm, reinforcing measures are needed;
according to CECS 699-2020 (safety technical Standard for construction fastener type Steel pipe scaffold) 6.10.5, 2 or more U-shaped steel bar pull rings or anchor bolts are adopted for fixing the cantilever beam fixed ends with the beam plates of the building structure, and the U-shaped steel bar pull rings or anchor bolts are pre-buried to the positions of the bottom steel bars of the concrete beams and the plates and are firmly welded or bound with the bottom steel bars of the concrete beams and the plates. When the 6.10.8 (section steel overhanging scaffold) embedded anchoring position is arranged on the floor slab, the thickness of the floor slab is not suitable to be less than 150mm. If the thickness of the floor slab is less than 150mm, bolts can be used for penetrating through the concrete floor slab to pre-embed Kong Jiagang backing plates for fixing, and the thickness of the steel backing plates is not less than 10mm; other reinforcement measures may also be employed.
In the prior art, the industrialized floor slab is designed with the thickness of 130-150mm, namely, the industrialized floor slab comprises a factory prefabricated layer with the thickness of 70mm and a site cast-in-situ layer with the thickness of 60-90 mm. According to the requirements of technical specifications (technical standards), the embedded part embedding requirements of the overhanging scaffold cannot be met by the industrialized floor slab only by virtue of the cast-in-situ layer thickness; if a mode of penetrating the pre-embedded holes of the floor slab is adopted, the later pre-reserved holes are not tightly plugged, so that the floor slab is not easy to leak; if the whole U-shaped steel bar pull ring is buried in a factory prefabricated layer conventionally, the transportation efficiency of the industrialized floor slab can be seriously affected.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the industrialized floor overhanging scaffold embedded part which has a simple structure and is reliable to use and can not influence the industrialized floor transportation.
The utility model is realized by the following technical scheme: an industrialization floor scaffold built-in fitting that encorbelments, industrialization floor include be located the prefabricated layer of lower part and be located the cast-in-place layer on prefabricated layer upper portion, characterized by: the embedded part comprises an embedded part anchoring section and a section steel anchoring section; the embedded part anchoring section is of a 'nearly' shape structure, the lower part of the embedded part anchoring section is embedded in the prefabricated layer, the upper part of the embedded part anchoring section is exposed out of the surface of the prefabricated layer by 16-18mm, first reinforcing steel bars with the length of 1.5m are respectively arranged at the bottom corner positions of the two sides of the embedded part anchoring section embedded in the prefabricated layer, and the first reinforcing steel bars and the embedded part anchoring section are bound with a steel bar net sheet in the prefabricated layer; the embedded part anchoring sections are arranged in pairs, and the two embedded part anchoring sections are arranged at a certain distance; the steel anchoring section is of a U-shaped structure, and external threads are arranged at the end parts of two support arms of the steel anchoring section; the steel anchor section passes through the upper gaps of the embedded part anchor sections which are arranged in pairs, the bottoms of the steel anchor sections are connected with the embedded part anchor sections, the two support arms are arranged upwards, the side surfaces of the contact positions of the steel anchor sections and the two embedded part anchor sections are respectively provided with a second reinforcing steel bar with the length of 1m, and the lower parts of the steel anchor sections, the upper parts of the embedded part anchor sections and the second reinforcing steel bars are all poured in the cast-in-situ layer.
In the utility model, the embedded part is divided into an embedded part anchoring section and a section steel anchoring section, the embedded part anchoring section is pre-embedded in the prefabricated layer in advance, the section steel anchoring section is connected with the embedded part anchoring section and is cast in the cast-in-situ layer during the cast-in-place construction, and the structural design can meet the requirement of the specification on the embedded depth of the overhanging I-steel embedded part and ensure the transportation of the industrialized floor slab. The first reinforcing steel bars and the second reinforcing steel bars are reinforcing steel bars and are arranged for strengthening the stress of the embedded part, wherein the second reinforcing steel bars have the function of not only playing the role of reinforcing ribs, but also playing the role of guaranteeing that the section steel anchoring section cannot deviate after being in place, and the crack resistance of the cast-in-situ section floor slab can be further improved.
Further, in order to ensure the reinforcing effect of the reinforcing steel bars and the combination of the reinforcing steel bars and concrete, the first reinforcing steel bars and the second reinforcing steel bars are HRB400 steel bars with the diameters of 18 mm.
The beneficial effects of the utility model are as follows: the embedded part is divided into the embedded part anchoring section and the section steel anchoring section, the embedded part anchoring section is pre-embedded in the prefabricated layer in advance, the section steel anchoring section can be connected with the embedded part anchoring section and poured in the cast-in-situ layer during on-site pouring construction, the structural design can meet the requirement of the specification on the embedded depth of the overhanging I-steel embedded part, the structural strength meets the design requirement, meanwhile, the transportation of the industrialized floor slab is not influenced, and the transportation efficiency of the industrialized floor slab can be ensured.
Drawings
FIG. 1 is a schematic illustration of the structure of the embedment anchor section of the present utility model embedded within a preformed layer;
FIG. 2 is a schematic illustration of the connection structure of the medium-sized steel anchor section and the embedded anchor section of the present utility model;
in the figure, 1, a section steel anchoring section, 2, an embedded part anchoring section, 3, a cast-in-situ layer, 4, a prefabricated layer, 5, a second reinforcing steel bar, 6, a first reinforcing steel bar and 7, and reinforcing steel bars in the prefabricated layer.
Detailed Description
The utility model is further illustrated by the following non-limiting examples, in conjunction with the accompanying drawings:
as shown in the drawing, the industrialized floor slab overhanging scaffold embedded part comprises a prefabricated layer 4 positioned at the lower part and a cast-in-situ layer 3 positioned at the upper part of the prefabricated layer 4, wherein the embedded part comprises an embedded part anchoring section 2 and a profile steel anchoring section 1, the embedded part anchoring section 2 is embedded in a factory prefabricated layer of the industrialized floor slab, the profile steel anchoring section 1 and the cast-in-situ layer of the industrialized floor slab are integrally poured together, and the profile steel anchoring section 1 is used for installing overhanging I-steel. The embedded part anchoring section 2 is of a shape like a Chinese character 'ji', the lower part of the embedded part anchoring section 2 is embedded in the prefabricated layer 4, and the upper part of the embedded part anchoring section 2 is exposed out of the surface 16-18mm of the prefabricated layer 4; the embedded part anchoring section 2 is embedded in the prefabricated layer 4, first reinforcing steel bars 6 with the length of 1.5m are respectively arranged at the bottom angle positions of the two sides, and the first reinforcing steel bars 6 and the embedded part anchoring section 2 are bound on the steel bar meshes in the prefabricated layer 4. Two of the embedded part anchoring sections 2 are arranged in a group, and the two embedded part anchoring sections 2 are arranged at a certain distance. The steel anchoring section 1 is of a U-shaped structure, and external threads are arranged at the end parts of two support arms of the steel anchoring section 1; the section steel anchoring section 1 passes through the upper gaps of the embedded part anchoring sections 2 which are arranged in pairs, the bottoms of the section steel anchoring sections are connected with the embedded part anchoring sections 2, and two support arms of the section steel anchoring sections are upwards arranged. The side surfaces of the contact positions of the section steel anchoring section 1 and the two embedded part anchoring sections 2 are respectively provided with a second reinforcing steel bar 5 with the length of 1m, and the lower part of the section steel anchoring section 1, the upper part of the embedded part anchoring section 2 and the second reinforcing steel bars 5 are poured into the cast-in-situ layer 3 through concrete.
In the utility model, the first reinforcing steel bar 6 and the second reinforcing steel bar 5 play a role in reinforcing, and in order to ensure the reinforcing effect of the reinforcing steel bars and ensure the combination of the reinforcing steel bars and concrete, preferably, the first reinforcing steel bar 6 and the second reinforcing steel bar 5 adopt HRB400 steel bars with the diameters of 18 mm.
The embedded part anchoring section 2 is pre-embedded in the prefabricated layer 4 of the industrialized floor slab in advance during factory production, and part of the section steel anchoring section 1 can be installed and poured in the cast-in-situ layer 3 on site.
Other parts in this embodiment are all of the prior art, and are not described herein.
Claims (2)
1. An industrialization floor scaffold built-in fitting that encorbelments, industrialization floor include be located the prefabricated layer of lower part and be located the cast-in-place layer on prefabricated layer upper portion, characterized by: the embedded part comprises an embedded part anchoring section (2) and a section steel anchoring section (1); the embedded part anchoring section (2) is of a 'nearly' shaped structure, the lower part of the embedded part anchoring section (2) is embedded in the prefabricated layer, the upper part of the embedded part anchoring section (2) is exposed out of the surface of the prefabricated layer by 16-18mm, first reinforcing steel bars (6) with the length of 1.5m are respectively arranged at the bottom corner positions of the two sides of the embedded part anchoring section (2) embedded in the prefabricated layer, and the first reinforcing steel bars (6) and the embedded part anchoring section (2) are bound with a steel bar mesh in the prefabricated layer; the embedded part anchoring sections (2) are arranged in pairs, and the two embedded part anchoring sections (2) are arranged at a certain distance; the steel section anchoring section (1) is of a U-shaped structure, and external threads are arranged at the end parts of two support arms of the steel section anchoring section (1); the steel anchor section (1) passes through the upper gaps of the embedded part anchor section (2) which are arranged in pairs, the bottoms of the steel anchor section and the embedded part anchor section (2) are connected, two support arms are arranged upwards, the side surfaces of the contact positions of the steel anchor section (1) and the two embedded part anchor sections (2) are respectively provided with a second reinforcing steel bar (5) with the length of 1m, and the lower part of the steel anchor section (1), the upper part of the embedded part anchor section (2) and the second reinforcing steel bars (5) are cast in the cast-in-situ layer.
2. The industrialized floor overhanging scaffold embedded part according to claim 1, characterized in that: the first reinforcing steel bars (6) and the second reinforcing steel bars (5) are HRB400 steel bars with the diameter of 18 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222808157.XU CN218894379U (en) | 2022-10-25 | 2022-10-25 | Industrialization floor scaffold built-in fitting that encorbelments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222808157.XU CN218894379U (en) | 2022-10-25 | 2022-10-25 | Industrialization floor scaffold built-in fitting that encorbelments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218894379U true CN218894379U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222808157.XU Active CN218894379U (en) | 2022-10-25 | 2022-10-25 | Industrialization floor scaffold built-in fitting that encorbelments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218894379U (en) |
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2022
- 2022-10-25 CN CN202222808157.XU patent/CN218894379U/en active Active
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