Quick connecting structure for attached lifting scaffold and prefabricated part

Abstract

The utility model discloses a quick connecting structure for an attached lifting scaffold and a prefabricated part, which is characterized in that a pre-embedded connecting device is arranged in the prefabricated part and comprises a pre-embedded steel plate pre-embedded in the prefabricated part and three full-filament high-strength bolts welded with the pre-embedded steel plate; the full-filament high-strength bolt penetrates through the prefabricated part and is fixed to the prefabricated part through a nut and a wall-attached lifting support. The quick connecting structure has the advantages that by means of the connecting mode of the quick connecting structure, the attached lifting scaffold and the prefabricated part can be connected more efficiently, safely and reliably. The connecting mode can be suitable for various attached scaffolds, and the connecting device has the advantages of being convenient to mount and dismount, high in stability, strong in bearing capacity and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering construction, in particular to a structure for quickly connecting an attached lifting scaffold and a prefabricated component. Background Art

[0002] The attached lifting scaffold is an external scaffolding system used in building construction, which has the following characteristics:

[0003] Erection height: It is erected to a certain height and attached to the engineering structure.

[0004] Lifting equipment: Relying on its own lifting equipment and devices, it can climb or descend layer by layer with the engineering structure.

[0005] Anti-tipping and anti-falling device: It has anti-tipping and anti-falling devices to ensure safe use.

[0006] Structural composition: It is mainly composed of attached lifting scaffolding frame structure, attached support, anti-tilt device, anti-fall device, lifting mechanism and control device.

[0007] Scope of application: Suitable for high-rise, super high-rise buildings or tall structures, and can carry external formwork for construction.

[0008] In the period of rapid development of the construction industry, the existing connection method of the attached lifting scaffolding and the prefabricated components is relatively complicated, which requires a lot of manpower and time. Therefore, a simpler and more convenient connection method is needed. Utility Model Content

[0009] The purpose of the utility model is to provide a structure for quickly connecting an attached lifting scaffold and prefabricated components according to the above-mentioned deficiencies of the prior art, so as to solve the problem that the connection between the existing lifting scaffold and the prefabricated components is relatively complicated.

[0010] The purpose of this utility model is achieved by the following technical solutions:

[0011] A quick connection structure for an attached lifting scaffold and a prefabricated component, wherein the prefabricated component is provided with an embedded connection device, the embedded connection device comprises an embedded steel plate embedded in the prefabricated component and three through-thread high-strength bolts welded to the embedded steel plate, the through-thread high-strength bolts pass through the prefabricated component and fix the wall-attached lifting support to the prefabricated component through nuts.

[0012] Optionally, the prefabricated component is provided with a prefabricated component main reinforcement, and the embedded connection device is tied to the prefabricated component main reinforcement.

[0013] Optionally, the diameter of the main reinforcement of the prefabricated component is 18 mm.

[0014] Optionally, three of the through-wire high-strength bolts are respectively welded at three right-angle positions of the rectangular structure in the embedded steel plate, and the through-wire high-strength bolts are welded to the embedded steel plate by a 5 mm high weld.

[0015] Optionally, three of the through-thread high-strength bolts are vertically welded on the same surface of the embedded steel plate.

[0016] Optionally, the embedded steel plate has a thickness of 15 mm, a length of 400 mm, and a width of 300 mm.

[0017] Optionally, the diameter of the through-filament high-strength bolt is 30 mm and the length is 400 mm.

[0018] Optionally, the through-thread high-strength bolt is further provided with a gasket between the prefabricated component and the nut.

[0019] Optionally, the quick connection structure further includes an attached lifting scaffold and a guide rail connected thereto, and the guide rail is connected to the wall-attached lifting support via bolts.

[0020] Optionally, the embedded connection device is a prefabricated part processed in a factory.

[0021] The advantages of the utility model are: through the connection mode of the quick connection structure of the utility model, the attachment type lifting scaffold and the prefabricated component can be connected in a more efficient, safe and reliable manner. The connection mode of the utility model can be applied to various attachment type scaffolds, and has the advantages of convenient installation and disassembly, high stability, strong load-bearing capacity, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the assembly of the quick connection structure of the utility model;

[0023] Figure 2 for Figure 1 An enlarged view of the assembly schematic diagram of the quick connection structure;

[0024] Figure 3 It is a front view of the embedded connection device of the utility model;

[0025] Figure 4 It is a side view of the embedded connection device of the utility model. DETAILED DESCRIPTION

[0026] The marks in the figure are: 1. Embedded steel plate, 2. High weld, 3. High-strength bolts with long threads, 4. Gasket, 5. Nut, 6. Wall-mounted lifting support, 7. Guide rail, 8. Attached lifting scaffolding, 9. Prefabricated component.

[0027] Example: See Figure 1and Figure 2 As shown, an embodiment of a quick connection structure of an attached lifting scaffolding and a prefabricated component is shown, wherein a prefabricated component 9 is provided with an embedded connection device, the embedded connection device includes an embedded steel plate 1 embedded in the prefabricated component 9 and three through-thread high-strength bolts 3 welded to the embedded steel plate 1, the through-thread high-strength bolts 3 pass through the prefabricated component 9 and fix the wall-attached lifting support 6 to the prefabricated component 9 through nuts 5.

[0028] In this embodiment, the prefabricated component 9 is provided with prefabricated component main reinforcement, the embedded connection device is tied to the prefabricated component main reinforcement, and the diameter of the prefabricated component main reinforcement is 18 mm.

[0029] In this embodiment, three through-wire high-strength bolts 3 are respectively welded at three right-angled positions of the rectangular structure inside the embedded steel plate 1. The through-wire high-strength bolts 3 and the embedded steel plate 1 are welded by a 5 mm high weld 2. The three through-wire high-strength bolts 3 are vertically welded to the same surface of the embedded steel plate 1.

[0030] In this embodiment, the embedded steel plate 1 has a thickness of 15 mm, a length of 400 mm, and a width of 300 mm. The diameter of the through-wire high-strength bolt 3 is 30 mm and the length is 400 mm. A gasket 4 is also provided between the prefabricated component 9 and the nut 5.

[0031] In this embodiment, the quick connection structure also includes an attached lifting scaffold 8 and a guide rail 7 connected thereto. The guide rail 7 is connected to the wall-mounted lifting support 6 by bolts, and the embedded connection device is a prefabricated part processed in the factory.

[0032] This embodiment also proposes a method for quickly connecting an attached lifting scaffolding with a prefabricated component, including a connecting device and auxiliary connecting parts, characterized in that the connecting structure includes a 15 mm thick steel back plate 1, a 5 mm high weld 2 and a 30 mm diameter through-thread high-strength bolt 3.

[0033] The embedded steel plate 1 made of 15mm steel is connected to the high-strength bolt 3 with a diameter of 30mm through a 5mm high weld 2. The wall-attached lifting support 6 is connected to the prefabricated component 9 with a high-strength bolt 3 with a diameter of 30mm. The end of the high-strength bolt 3 is locked with a gasket 4 and a nut 5 to complete the installation of the overall wall-attached lifting support. The attached lifting scaffold frame 8 is connected to the guide rail 7 through bolts, and the guide rail 7 is connected through the wall-attached lifting support 6 to complete the installation of the overall attached lifting scaffold.

[0034] It is worth noting that the embedded steel plate 1 and the through-thread high-strength bolts 3 are processed in the factory. Each connecting device needs to prepare a 15mm thick 400mm*300mm embedded steel plate 1 and three Φ30mm*400mm through-thread high-strength bolts 3, and weld them together; according to the drawings, the PC factory conducts layout and embedded connecting devices, and 2C18 additional steel bars are placed at the four corners of the connecting device, and tied and connected with the main reinforcement of the prefabricated component; the PC factory pours the concrete of the PC component and sends it to the curing kiln for curing; the PC component is transported to the site, installed, and sleeve grouting is performed; when the sleeve grouting strength reaches the strength requirement, the connecting device is connected to the wall support and lifting support of the attached lifting scaffolding by bolts.

[0035] In summary, through the connection method of the quick connection structure of the utility model, the attached lifting scaffold and the prefabricated component can be connected more efficiently, safely and reliably. The connection method of the utility model can be applied to various attached scaffolds, and has the advantages of convenient installation and disassembly, high stability, strong load-bearing capacity, etc.

[0036] The above are only preferred embodiments of the present invention, and are not intended to limit the implementation methods and protection scope of the present invention. Those skilled in the art should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick connection structure between an attached lifting scaffold and a prefabricated component, characterized in that: The prefabricated component is provided with an embedded connection device, which includes an embedded steel plate embedded in the prefabricated component and three through-thread high-strength bolts welded to the embedded steel plate. The through-thread high-strength bolts pass through the prefabricated component and fix the wall-attached lifting support to the prefabricated component through nuts.

2. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 1 is characterized in that: The prefabricated component is provided with a prefabricated component main reinforcement, and the embedded connection device is tied to the prefabricated component main reinforcement.

3. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 2 is characterized in that: The diameter of the main reinforcement of the prefabricated component is 18 mm.

4. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 3 is characterized in that: The three through-wire high-strength bolts are respectively welded at three right-angle positions of the rectangular structure in the embedded steel plate, and the through-wire high-strength bolts are welded to the embedded steel plate via a 5 mm high weld.

5. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 4 is characterized in that: The three through-thread high-strength bolts are vertically welded on the same surface of the embedded steel plate.

6. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 5 is characterized in that: The embedded steel plate has a thickness of 15 mm, a length of 400 mm and a width of 300 mm.

7. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 6 is characterized in that: The diameter of the through-filament high-strength bolt is 30 mm and the length is 400 mm.

8. The structure for quickly connecting the attached lifting scaffold and the prefabricated components according to claim 7 is characterized in that: The through-thread high-strength bolt is also provided with a gasket between the prefabricated component and the nut.

9. The structure for quickly connecting the attached lifting scaffold and prefabricated components according to claim 8 is characterized in that: The quick connection structure also includes an attached lifting scaffold and a guide rail connected thereto, and the guide rail is connected to the wall-attached lifting support through bolts.

10. The structure for quickly connecting the attached lifting scaffold and prefabricated components according to claim 1 is characterized in that: The embedded connection device is a prefabricated part processed in a factory.

Images