CN217782818U

CN217782818U - Wall connecting device for external scaffold with existing structure

Info

Publication number: CN217782818U
Application number: CN202221298141.2U
Authority: CN
Inventors: 韩仁廷; 廖飞; 孟令祥; 魏超; 张�林; 刘宇; 严宝庚
Original assignee: Rail Transit Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Rail Transit Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-11
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses an external scaffold wall connecting device with an existing structure, which comprises a steel plate block (3), a long steel pipe (4) and an expansion bolt (5); the steel plate block (3) is of a plane plate-shaped structure, a plurality of bolt holes (31) are formed in the steel plate block (3), and expansion bolts (5) penetrate through the steel plate block (3) through the bolt holes (31) and are screwed into the wall body (1) of the existing structure, so that one surface of the steel plate block (3) is attached to and installed on the outer vertical surface of the wall body (1); one end of the long steel pipe (4) is vertically connected with the other surface of the steel plate block (3), and the other end of the long steel pipe (4) is connected to the vertical rod of the scaffold (2) through a fastener. The utility model discloses can guarantee the hard connection between scaffold frame and the existing structure wall body to the construction quality, construction progress and the construction security of existing structural transformation engineering have been guaranteed.

Description

Wall connecting device for external scaffold with existing structure

Technical Field

The utility model relates to a building engineering connection structure especially relates to an existing structure outer scaffolding is wall device even.

Background

The urbanization of China has been shifted from high-speed growth to medium-high-speed growth, and the method enters a new high-quality development stage taking quality improvement as a main factor. City updating has gradually become a hot topic for modern city planning and design. In recent years, old urban districts are transformed to serve as an important way for promoting urban transformation development, population reflux is attracted, urban culture is remodeled, development power is regained, and urban value is improved through the transformation of the old urban districts, so that the urban transformation development and high-quality development are promoted. The transformation of the outer vertical face of the building of the old residential district is also a key point in urban renewal, wherein the roof is a slope roof of the transformation construction mode of the outer vertical face of the building of the old residential district, the construction mode of constructing the building vertical face by using the hanging basket is not suitable for a slope roof structure, and only can be constructed by using a floor type scaffold, but the old residential district is an existing building, the scaffold and a wall body cannot be effectively connected by an embedded part, the instability and toppling events of the scaffold occur, the construction potential safety hazard is large, and the construction quality is reduced to a certain extent.

Disclosure of Invention

An object of the utility model is to provide an existing structure external scaffolding is wall device even, can guarantee the rigid connection between scaffold frame and the existing structure wall body to the construction quality, the construction progress and the construction security of existing structural transformation engineering have been guaranteed.

The utility model discloses a realize like this:

an external scaffold wall connecting device with an existing structure comprises a steel plate block, a long steel pipe and an expansion bolt; the steel plate is of a plane plate-shaped structure, a plurality of bolt holes are formed in the steel plate, and expansion bolts penetrate through the steel plate through the bolt holes and are screwed into a wall body of an existing structure, so that one surface of the steel plate is attached to and installed on an outer vertical surface of the wall body; one end of the long steel pipe is vertically connected with the other surface of the steel plate, and the other end of the long steel pipe is connected to the vertical rod of the scaffold through a fastener.

The bolt holes are symmetrically distributed on two sides of the long steel pipe respectively.

The centers of the bolt holes are located in the radial direction of the long steel pipe.

The center of the steel plate is positioned on the axis of the long steel pipe.

The steel plate blocks and the long steel pipes are welded into an integral structure.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses owing to be equipped with the steel sheet piece that has the bolt hole, can install on the wall body surface through expansion bolts direct laminating, area of contact is big, and the installation reliability is high, and the simple operation just is difficult for droing, has solved the problem that can't set up the built-in fitting in the existing building wall and lead to scaffold frame to connect the difficulty, realizes quick, reliable hard connection between scaffold frame and the wall body.

2. The utility model discloses owing to be equipped with long steel pipe, the one end of long steel pipe can weld on the steel plate piece, and the other end can pass through the fastener and connect in the pole setting of scaffold frame to form reliable hard connection between messenger's scaffold frame and the wall body, guaranteed the safety in utilization and the stability of scaffold frame, and easy dismounting, swift, be favorable to improving construction quality and efficiency of construction.

3. The utility model has the advantages of simple structure, easily draw materials and preparation, with low costs, can have enough to meet the need cyclic utilization, be favorable to the cost reduction increase of existing architectural modification engineering, can ensure the construction safety and the construction quality of architectural modification engineering.

Drawings

Fig. 1 is an installation schematic diagram of the external scaffold wall connecting device with the existing structure of the utility model;

fig. 2 is a schematic structural diagram of the wall connecting device of the external scaffold with the existing structure.

In the figure, 1, a wall body, 2, a scaffold, 3, steel plate blocks, 31, bolt holes, 4, long steel pipes, 5 and expansion bolts.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to the attached figure 1, the external scaffold wall connecting device of the existing structure comprises a steel plate 3, a long steel pipe 4 and an expansion bolt 5; the steel plate 3 is of a plane plate-shaped structure, a plurality of bolt holes 31 are formed in the steel plate 3, and the expansion bolts 5 penetrate through the steel plate 3 through the bolt holes 31 and are screwed into the wall 1 of the existing structure, so that one surface of the steel plate 3 is attached to the outer vertical surface of the wall 1; one end of the long steel pipe 4 is vertically connected with the other surface of the steel plate block 3, and the other end of the long steel pipe 4 is connected to the vertical rod of the scaffold 2 through a fastener. Preferably, the steel plate blocks 3 can be made by cutting steel plates commonly used in construction sites, the long steel pipes 4 can be made by cutting steel pipes for erecting the scaffold 2, and the size of the steel plate blocks 3, the length of the long steel pipes 4, and the number of the steel plate blocks 3 and the number of the long steel pipes 4 can be adjusted according to actual needs. The wall connecting device of the T-shaped integrated structure is formed by welding the steel plate 3 and the long steel pipe 4, so that a reliable tie is formed between the wall body 1 and the scaffold 2, the erection safety and reliability of the scaffold 2 outside the wall body 1 of the existing structure are ensured, and the safety of the reconstruction construction of the facade outside the existing structure is ensured.

The bolt holes 31 are symmetrically distributed on two sides of the long steel pipe 4 respectively, so that the steel plate 3 is uniformly stressed, and the connection stability of the wall connecting device between the scaffold 2 and the wall 1 is ensured. The number of bolt holes 31 can be adjusted according to actual load bearing requirements.

The centers of the bolt holes 31 are located on the radial direction of the long steel pipe 4, so that the uniform stress and the stable connection of the steel plate 3 are further ensured.

The center of the steel plate block 3 is positioned on the axis of the long steel pipe 4, so that the uniform stress and the stable connection of the steel plate block 3 are further ensured.

The steel plate blocks 3 and the long steel pipes 4 are welded into an integral structure, and the structure strength and the bearing capacity of the wall connecting device can be improved through the integral structure, so that reliable tie and support between the scaffold 2 and the wall body 1 are guaranteed.

Referring to fig. 1 and fig. 2, in the existing structure facade transformation construction, the installation method of the utility model is as follows:

the scaffold 2 is erected outside the wall body 1 of the existing structure, and the scaffold 2 is erected by steel pipes by adopting the existing process, so that the detailed description is omitted.

The bolt holes 31 are symmetrically formed in two sides of the center of the steel plate block 3 respectively, the steel plate block 3 is fixedly mounted on the wall body 1 of the existing structure through the two bolt holes 31 through the two expansion bolts 5, one surface of the steel plate block 3 is attached to the surface of the wall body 1, the expansion bolts 5 are screwed and fixed, and the steel plate block 3 is stably mounted on the wall body 1 and prevented from falling off.

According to the distance between the vertical rods of the wall body 1 and the scaffold 2, a long steel pipe 4 with a proper length is selected, one end of the long steel pipe 4 is welded and fixed on the steel plate 3 in a full-welding mode and the like, and the long steel pipe 4 is vertically connected with the center of the steel plate 3.

The other end level of long steel pipe 4 extends to the pole setting department of scaffold frame 2 to it is fixed, easy dismounting, swift to connect the other end of long steel pipe 4 with the pole setting of scaffold frame 2 through modes such as cross fastener, thereby makes steel plate 3 and long steel pipe 4 drawknot between wall body 1 and scaffold frame 2.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an existing structure external scaffolding is wall device even, characterized by: comprises a steel plate block (3), a long steel pipe (4) and an expansion bolt (5); the steel plate block (3) is of a plane plate-shaped structure, a plurality of bolt holes (31) are formed in the steel plate block (3), and expansion bolts (5) penetrate through the steel plate block (3) through the bolt holes (31) and are screwed into the wall body (1) of the existing structure, so that one surface of the steel plate block (3) is attached to and installed on the outer vertical surface of the wall body (1); one end of the long steel pipe (4) is vertically connected with the other surface of the steel plate block (3), and the other end of the long steel pipe (4) is connected to the vertical rod of the scaffold (2) through a fastener.

2. An existing structure external scaffolding wall attachment as claimed in claim 1, wherein: the bolt holes (31) are symmetrically distributed on two sides of the long steel pipe (4) respectively.

3. An existing structural external scaffolding wall coupling apparatus as claimed in claim 1 or claim 2, wherein: the centers of the bolt holes (31) are all positioned in the radial direction of the long steel pipe (4).

4. An existing structure external scaffolding wall attachment as claimed in claim 1, wherein: the center of the steel plate block (3) is positioned on the axis of the long steel pipe (4).

5. An existing structural external scaffolding wall coupling apparatus as claimed in claim 1 or 4, wherein: the steel plate blocks (3) and the long steel pipes (4) are welded into an integral structure.