CN220790529U

CN220790529U - Cantilever scaffold

Info

Publication number: CN220790529U
Application number: CN202322583511.8U
Authority: CN
Inventors: 陈云; 叶敏辉; 赵伟; 宋浩翔; 李德禄; 崔贞强
Original assignee: China Nuclear Industry Huatai Construction Co ltd
Current assignee: China Nuclear Industry Huatai Construction Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-04-16
Anticipated expiration: 2033-09-22

Abstract

The utility model belongs to the technical field of overhanging scaffolds, and particularly relates to an overhanging scaffold which comprises I-steel, wherein positioning grooves are formed in the front side wall and the rear side wall of the middle part of one end of the I-steel, a guide groove is formed in the bottom of one end of the I-steel, which is provided with the positioning groove, a vertical deep hole is formed in the middle part of the upper end of the guide groove, and a balancing weight is sleeved on the outer side of the I-steel. According to the utility model, in the process of butt joint of the hoisting I-steel and the embedded part, the limiting column can extrude the inclined surface at the top of the guide groove, so that deep holes at the bottom of the I-steel can be aligned with the limiting column quickly and are in butt joint, then the threaded rods positioned at the front end and the rear end of the embedded part can be rotated, the two movable blocks are controlled to slide stably towards the I-steel direction and are clamped into the positioning grooves formed in the side walls of the I-steel, and under the action of the movable blocks and the limiting column, the stable and quick positioning installation of the I-steel can be realized, and the work is stable and the safety is high.

Description

Cantilever scaffold

Technical Field

The utility model belongs to the technical field of overhanging scaffolds, and particularly relates to an overhanging scaffold.

Background

The overhanging scaffold is a simple facility used in a building, and is divided into two types of overhanging in each layer, wherein gaps between the bottom layer and the building are required to be sealed and protected tightly so as to prevent falling objects, and the overhanging scaffold uses overhanging frameworks which extend outwards from the outer edge of the building structure as a construction upper structure or as an outer decoration. The cantilever scaffold has the advantages that the cantilever scaffold has enough strength, rigidity and stability, and can effectively transfer the load of the scaffold to a building structure, and the cantilever scaffold does not need the ground and a solid foundation to be used as the support of the scaffold, and does not occupy the construction site, so that the cantilever scaffold is widely popularized and applied.

In the Chinese patent of the utility model with the bulletin number of CN219672061U, a cantilever scaffold is disclosed, a supporting mechanism is arranged, a supporting component at the bottom can be flexibly arranged according to the requirement, and the cantilever scaffold is conveniently arranged through the mutual matching of a supporting rod and a top inhaul cable, so that the cantilever end part further plays a supporting role, the stability of the whole support can be further ensured, meanwhile, a proper balancing weight can be additionally arranged through the sliding of the rear side, the installation compactness can be ensured, and compared with the direct weight increase through binding stones, the whole installation is more stable;

However, in combination with practical construction experience, it is found that the overhanging scaffold proposed in the above-mentioned comparative document has some drawbacks: the clamp plate and the I-steel are only through the extrusion friction realization location, and the positioning effect is poor, when building scaffold installs and use, and huge thrust promotes easily to appear relative slip between I-steel and the clamp plate, and stability is poor, has the potential safety hazard, and when the overhanging regulation of I-steel moreover, supporting mechanism fixes at the outer facade of building and can't remove, consequently can reduce to the supporting effect of I-steel outer end, and the supporting force can weaken. Therefore, improvement of the existing overhanging scaffold is urgently needed, and the overhanging scaffold is provided.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides the cantilever scaffold which is reasonable in design, simple in structure, convenient to install the cantilever scaffold rapidly and stably and good in supporting effect, and is used for solving the problems in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

An overhanging scaffold comprising:

The middle part of the upper end of the I-shaped steel is provided with a vertical deep hole, the outer side of the I-shaped steel is sleeved with a balancing weight, a positioning bolt is arranged in the balancing weight, and the positioning bolt is in threaded connection with the I-shaped steel;

The embedded assembly is located on the outer side of one end of the I-steel, a supporting assembly is arranged at the bottom of one end, away from the embedded assembly, of the I-steel, a connecting plate is arranged at the other end of the supporting assembly, and expansion bolts are installed at four right-angle positions of the connecting plate.

As a preferable implementation mode, the length of the guide groove is gradually decreased along the direction approaching the deep hole, and the I-steel is connected with the balancing weight in a clamping sliding mode.

As a preferred implementation mode, the embedded assembly comprises an embedded part, a limiting column, a reserved groove, a threaded rod and a movable block, wherein the limiting column is fixedly welded at the middle part of the bottom end of the embedded part, the reserved groove for placing I-steel is formed in the embedded part, the longitudinal section of the reserved groove is Y-shaped, the threaded rods are respectively rotationally connected with the middle parts of the front end and the rear end of the embedded part, the two threaded rods are mutually close to one end of the threaded rod, the movable block is sleeved on the outer side of each threaded rod, and the storage grooves are respectively formed in the inner walls of the front end and the rear end of the embedded part.

As a preferable implementation mode, the movable block is clamped and slidingly connected in the storage groove, and the movable block can be clamped and connected with the I-steel through the positioning groove when in an extending state.

As a preferred implementation mode, the supporting component comprises a first supporting rod, a second supporting rod and an adjusting sleeve, wherein the second supporting rod is movably sleeved on the outer side of the first supporting rod, the adjusting sleeve is rotatably sleeved on the outer side of one end of the second supporting rod, a thread-shaped structure is arranged on the outer surface of the first supporting rod, and the adjusting sleeve is in threaded connection with the first supporting rod.

As a preferred implementation mode, one end of the first supporting rod is hinged with the I-steel, one end of the second supporting rod, which is far away from the adjusting sleeve, is hinged with the connecting plate, and the connecting plate is fixedly arranged on the outer vertical surface of the building through the expansion bolts.

Compared with the prior art, the utility model has the beneficial effects that:

In the scheme of the utility model:

In the process of butt joint of the hoisting I-steel and the embedded part, the limiting column can extrude the top inclined plane of the guide groove, so that deep holes at the bottom of the I-steel are aligned with the limiting column quickly and are in butt joint, then the threaded rods at the front end and the rear end of the embedded part can be rotated, the two movable blocks are controlled to slide stably towards the I-steel direction and are clamped into the positioning grooves formed in the side walls of the I-steel, and under the action of the movable blocks and the limiting column, the stable and quick positioning installation of the I-steel can be realized, and the device is stable in work and high in safety;

According to the construction requirement of actual installation, the overhanging length of I-steel can be adjusted to can use tools such as large-scale spanner to pull the adjustment sleeve rotation, steerable and its threaded connection's first branch slowly stretches out from the inside of second branch, can adjust the whole length of supporting component, conveniently make the connecting plate hug closely the building facade and use expansion bolts to fix, length adjustable supporting component can provide stable, powerful support to I-steel tip all the time at the overhanging in-process of I-steel, compare with the comparison file, this scheme is better to the supporting effect of I-steel overhanging portion, conveniently fully with the load effectively give building structure.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and the following description will be made with reference to the drawings:

FIG. 1 is a schematic diagram of a three-dimensional front view structure of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the I-steel of the present utility model;

FIG. 3 is a schematic diagram of the overall top view structure of the embedded assembly of the present utility model;

FIG. 4 is a schematic view of an assembled front sectional structure of the present utility model;

fig. 5 is a schematic view of a left-side cross-sectional structure of the clamping state of the movable block and the i-steel of the present utility model.

In the figure:

1. I-steel; 2. a positioning groove; 3. a guide groove; 4. deep holes; 5. balancing weight; 6. positioning bolts; 7. pre-burying the assembly; 71. an embedded part; 72. a limit column; 73. a reserved groove; 74. a threaded rod; 75. a movable block; 76. a storage groove; 8. a support assembly; 81. a first strut; 82. a second strut; 83. an adjusting sleeve; 9. a connecting plate; 10. an expansion bolt.

Detailed Description

The embodiments described below are only some of the embodiments of the present utility model and do not represent all embodiments consistent with the present utility model. Exemplary embodiments will now be described with reference to the accompanying drawings in which:

as shown in fig. 1 to 5, the cantilever scaffold of the present utility model comprises:

the front and rear side walls of the middle part of one end of the I-steel 1 are provided with positioning grooves 2, the bottom of one end of the I-steel 1 provided with the positioning grooves 2 is provided with a guide groove 3, a vertical deep hole 4 is formed in the middle of the upper end of the guide groove 3, a balancing weight 5 is sleeved on the outer side of the I-steel 1, a positioning bolt 6 is mounted in the balancing weight 5, and the positioning bolt 6 is in threaded connection with the I-steel 1;

The embedded assembly 7, the embedded assembly 7 is located the one end outside of I-steel 1, and I-steel 1 is kept away from the one end bottom of embedded assembly 7 and is equipped with supporting component 8, and supporting component 8's the other end is equipped with connecting plate 9, and expansion bolts 10 are all installed to four right angle departments of connecting plate 9.

On the basis of the structure, the length of the guide groove 3 is gradually decreased in the direction approaching the deep hole 4, and the I-steel 1 is connected with the balancing weight 5 in a clamping and sliding manner;

Through the setting of balancing weight 5, be convenient for improve I-steel 1's installation stability to utilize positioning bolt 6's setting, be convenient for fix balancing weight 5's position.

On the basis of the structure, the embedded assembly 7 comprises an embedded part 71, a limiting column 72, a reserved groove 73, a threaded rod 74 and a movable block 75, wherein the limiting column 72 is fixedly welded at the middle part of the bottom end of the embedded part 71, the reserved groove 73 for placing the I-steel 1 is formed in the embedded part 71, the longitudinal section of the reserved groove 73 is Y-shaped, the threaded rods 74 are respectively and rotatably connected with the middle parts of the front end and the rear end of the embedded part 71, the movable block 75 is respectively and spirally sleeved at the outer sides of one ends, close to each other, of the two threaded rods 74, and the inner walls of the front end and the rear end of the embedded part 71 are respectively provided with a containing groove 76;

The limiting column 72 can be clamped with the I-steel 1 through the deep hole 4, the I-steel 1 can be initially positioned, and the telescopic sliding of the movable block 75 can be conveniently controlled by the arrangement of the threaded rod 74.

On the basis of the structure, the movable block 75 is clamped and slidingly connected in the containing groove 76, and the movable block 75 can be clamped and connected with the I-steel 1 through the positioning groove 2 when in an extending state;

Because movable block 75 block sliding connection is in accomodate groove 76, consequently can control movable block 75 and stably stretch out and draw back when control threaded rod 74 rotates to after movable block 75 passes through constant head tank 2 and the block of I-steel 1, can realize the repositioning to I-steel 1, can improve the stability of I-steel 1 and pre-buried subassembly 7 butt joint, thereby can improve the security of this scaffold frame of encorbelmenting.

On the basis of the structure, the supporting component 8 comprises a first supporting rod 81, a second supporting rod 82 and an adjusting sleeve 83, wherein the second supporting rod 82 is movably sleeved on the outer side of the first supporting rod 81, the adjusting sleeve 83 is rotatably sleeved on the outer side of one end of the second supporting rod 82, a thread-shaped structure is arranged on the outer surface of the first supporting rod 81, and the adjusting sleeve 83 is in threaded connection with the first supporting rod 81;

Through the adjusting sleeve 83 that is connected with the rotation of second branch 82 with first branch 81 threaded connection, be convenient for through control adjusting sleeve 83 rotation, the extension length of control first branch 81 to realize the regulation to whole supporting component 8 length, be convenient for when I-steel 1 is overhanging, can provide stable, powerful support to I-steel 1 tip, the supporting effect is stable.

On the basis of the structure, one end of the first supporting rod 81 is hinged with the I-steel 1, one end of the second supporting rod 82, which is far away from the adjusting sleeve 83, is hinged with the connecting plate 9, and the connecting plate 9 is fixedly arranged on the outer vertical surface of the building through the expansion bolt 10;

the first support rod 81 is hinged with the I-steel 1, and the second support rod 82 is hinged with the connecting plate 9, so that the support assembly 8 can be conveniently rotated, the connecting plate 9 can be tightly attached to the outer vertical surface of a building, and the fixed installation is convenient.

The working principle of the utility model is as follows:

When the device is used, firstly, the embedded part 71 is embedded and fixed on a building floor plane, then, the I-steel 1 is lifted by using a crane to be transferred and installed, firstly, the left end of the I-steel 1 is transferred to the upper side of the embedded part 71, then, the I-steel 1 is controlled to slowly move downwards, the left end of the I-steel 1 is clamped into the internal reserved groove 73 of the embedded part 71, when the embedded part 71 is butted with the limiting column 72, the limiting column 72 can squeeze the top inclined surface of the bottom guide groove 3 of the I-steel 1, the deep hole 4 and the limiting column 72 can be aligned and butted conveniently, the manual repeated calibration is not needed, the butting is fast and efficient, after the butting of the limiting column 72 and the deep hole 4 is completed, the threaded rod 74 which is connected with the embedded part 71 in a rotating way can be rotated, the two movable blocks 75 are controlled to extend out of the containing groove 76 and simultaneously move towards the I-steel 1 direction and be clamped into the positioning groove 2, and under the action of the movable blocks 75 and the limiting column 72, the stable and fast positioning and installation of the I-steel 1 can be realized, and the working stability and the safety are high;

Before the I-steel 1 is fixedly installed, the embedded position of the embedded part 71 can be adjusted according to actual requirements, the overhanging length of the I-steel 1 can be adjusted, then the adjusting sleeve 83 can be pulled to rotate by using tools such as a large spanner, the first supporting rod 81 which is in threaded connection with the adjusting sleeve 83 can be controlled to slowly extend out of the second supporting rod 82, the whole length of the supporting component 8 can be adjusted, the connecting plate 9 can be conveniently attached to the building facade and fixed by using a plurality of expansion bolts 10, the supporting component 8 with adjustable length can always provide stable and powerful support for the overhanging end part of the I-steel 1 when the I-steel 1 is overhanging to be adjusted, compared with a comparison document, the supporting effect of the overhanging part of the I-steel 1 is better, the load can be conveniently and fully effectively transferred to a building structure, and the overhanging scaffold can be more stable and safer.

Claims

1. A cantilever scaffold, comprising:

the steel I-shaped structure comprises an I-shaped steel (1), wherein positioning grooves (2) are formed in the front side wall and the rear side wall of the middle part of one end of the I-shaped steel (1), a guide groove (3) is formed in the bottom of one end of the I-shaped steel (1), a vertical deep hole (4) is formed in the middle part of the upper end of the guide groove (3), a balancing weight (5) is sleeved on the outer side of the I-shaped steel (1), a positioning bolt (6) is arranged in the balancing weight (5), and the positioning bolt (6) is in threaded connection with the I-shaped steel (1);

The embedded assembly (7), the embedded assembly (7) is located the one end outside of I-steel (1), and the one end bottom that I-steel (1) kept away from embedded assembly (7) is equipped with supporting component (8), and the other end of supporting component (8) is equipped with connecting plate (9), and expansion bolts (10) are all installed in four right angle departments of connecting plate (9).

2. The overhanging scaffold of claim 1, characterized in that: the length of the guide groove (3) is gradually decreased in the direction close to the deep hole (4), and the I-steel (1) is connected with the balancing weight (5) in a clamping sliding mode.

3. The overhanging scaffold of claim 1, characterized in that: the embedded assembly (7) comprises an embedded part (71), a limiting column (72), a reserved groove (73), a threaded rod (74) and a movable block (75), wherein the limiting column (72) is fixedly welded at the middle of the bottom end of the embedded part (71), the reserved groove (73) for placing I-steel (1) is formed in the embedded part (71), the longitudinal section of the reserved groove (73) is Y-shaped, the threaded rods (74) are respectively connected with the middle parts of the front end and the rear end of the embedded part (71) in a rotating mode, the movable block (75) is respectively sleeved on the outer sides of one ends, close to each other, of the threaded rods (74), and the storage grooves (76) are respectively formed in the inner walls of the front end and the rear end of the embedded part (71).

4. A cantilever scaffold according to claim 3, wherein: the movable block (75) is clamped and slidably connected in the containing groove (76), and the movable block (75) can be clamped and connected with the I-steel (1) through the positioning groove (2) when in an extending state.

5. The overhanging scaffold of claim 1, characterized in that: the support assembly (8) comprises a first supporting rod (81), a second supporting rod (82) and an adjusting sleeve (83), wherein the second supporting rod (82) is movably sleeved on the outer side of the first supporting rod (81), the adjusting sleeve (83) is rotatably sleeved on the outer side of one end of the second supporting rod (82), a thread-shaped structure is arranged on the outer surface of the first supporting rod (81), and the adjusting sleeve (83) is in threaded connection with the first supporting rod (81).

6. The overhanging scaffold of claim 5, characterized in that: one end of the first supporting rod (81) is hinged with the I-steel (1), one end of the second supporting rod (82) far away from the adjusting sleeve (83) is hinged with the connecting plate (9), and the connecting plate (9) is fixedly installed on the outer elevation of a building through the expansion bolts (10).