CN211666206U - A cantilever floor-standing dual-purpose scaffold - Google Patents

Abstract

The utility model discloses a dual-purpose scaffold frame of encorbelmenting to ground, including the support body of fixing in floor department, the support body includes pole setting, I-steel and first steel pipe, the I-steel sets up in the bottom of pole setting, I-steel and pole setting mutually perpendicular, I-steel passes through the spacer bar welding with the pole setting, the one end that the I-steel is close to the floor passes through anchor ring reinforcing bar and floor fixed connection, the one end that the I-steel kept away from the floor is equipped with the hanging wire rope, first steel pipe sets up in the one side that the I-steel kept away from the ground, be equipped with the top support between the adjacent I-steel, the both ends of top support are connected with adjacent I-steel respectively, one side that the I-steel is close to the ground is equipped with the base, the base divide into two-layer, from top to bottom is bed; the utility model provides a scaffold can be encorbelmented and fall to the ground effective conversion under two kinds of modes.

Description

A cantilever floor-standing dual-purpose scaffold

technical field

The utility model relates to the field of building construction, in particular to a cantilever and floor-standing dual-purpose scaffold.

Background technique

In traditional building construction, for the main building on the side of the basement exterior wall, in order to facilitate the backfill of the basement exterior wall in advance, it is necessary to set up cantilever I-beams on the first floor to set up scaffolding, but the height of the cantilever frame is generally not more than 20m. Dangerous large-scale project. The cantilever is only set on one side of the basement exterior wall, and the other directions are floor racks, which are placed on the basement roof, and do not form a whole, with high safety risks and poor stability. The setting of the cantilever frame here will increase the number of overhangs of the buildings under construction, increase the use of I-beams, and increase the cost input.

Utility model content

Based on this, in view of the above-mentioned existing problems, it is necessary to propose a dual-purpose cantilever and floor-standing scaffold.

The technical scheme of the present utility model is:

A cantilevered dual-purpose scaffolding, comprising a frame body fixed at a floor, the frame body comprising a vertical rod, an I-beam and a first steel pipe, the I-beam is arranged at the bottom of the vertical rod, and the The I-beam and the vertical rod are perpendicular to each other, and the I-beam and the vertical rod are welded by positioning steel bars. One end is provided with a suspension wire rope, one end of the suspension wire rope is connected to the I-beam through a first pull ring welded on the end of the I-beam, and the other end of the suspension wire rope is embedded in the structure above the floor slab. The second pull ring at the beam is connected with the floor, the first steel pipe is arranged on the side of the I-beam away from the ground, the first steel pipe and the vertical rod are perpendicular to each other and are fixedly connected by right-angle fasteners. A second steel pipe is arranged between the I-beams, the two ends of the second steel pipe are respectively provided with jacks, the side of the I-beam close to the ground is provided with a base, and the base is divided into two parts. The upper surface of the cushion layer is attached to the I-beam, and the lower surface of the backfill soil layer is attached to the ground.

Preferably, the length of the I-beam is 3 meters, the length of the I-beam fixed on the floor is 1.8 meters, the length of the I-beam cantilevered outside the floor is 1.2 meters, and the diameter of the positioning steel bar is 25 mm .

Preferably, the first pull ring and the second pull ring are made of round steel, and the diameter of the round steel is 16 mm.

Preferably, the diameter of the suspension wire rope is 14 mm.

The beneficial effects of the present utility model are:

(1) The cantilever and floor-standing dual-purpose scaffolding provided by the utility model can be effectively switched between the cantilever and floor-to-ceiling modes, and is especially suitable for the construction of a building with a basement structure and close to one side of the basement exterior wall;

(2) In the landing structure mode of the cantilevered floor-standing scaffold provided by the present invention, a second steel pipe with jacks installed at both ends is arranged between adjacent I-beams, and the length of the jacks is adjusted by nuts to make the supports The plate produces a squeezing force to the I-beam, which further enhances the stability of the entire frame;

(3) The cantilever and floor-standing dual-purpose scaffolding provided by the present utility model can effectively avoid the limitation that the cantilever frame is generally not more than 20m, so that the comprehensive arrangement of the outer frame of the whole building is beneficial to reduce the number of cantilevers and reduce the cost-effectiveness. Significantly reduces security risks.

Description of drawings

Fig. 1 is the structural schematic diagram of the cantilever floor-standing dual-purpose scaffold in the cantilever state according to the embodiment of the present invention;

2 is a schematic structural diagram of the cantilevered floor-standing dual-purpose scaffold in a floor-standing state according to an embodiment of the present invention;

Fig. 3 is the positional relationship schematic diagram of the I-beam in Fig. 1 and jacking;

FIG. 4 is a top view of the positional relationship between the I-beam and the jack shown in FIG. 3 .

Description of reference numerals: 1-floor, 11-second pull ring, 12-structural beam, 2-frame body, 21-upright pole, 211-positioning steel bar, 22-I-beam, 221-anchor ring steel bar, 222- First pull ring, 23-first steel pipe, 231-right angle fastener, 24-suspension wire rope, 25-second steel pipe, 251-top support, 26-base, 261-cushion layer, 262-backfill soil layer.

Detailed ways

The embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Example:

With reference to Figure 1, a dual-purpose cantilevered floor-standing scaffold includes a frame body 2 fixed at a floor 1, and is characterized in that the frame body 2 includes a vertical rod 21, an I-beam 22 and a first steel pipe 23, The I-beam 22 is arranged at the bottom of the vertical rod 21, the I-beam 22 and the vertical rod 21 are perpendicular to each other, and the I-beam 22 and the vertical rod 21 are welded by the positioning steel bar 211. One end of the beam 22 close to the floor 1 is fixedly connected with the floor 1 through the anchor ring steel bar 221, and one end of the I-beam 22 away from the floor 1 is provided with a suspension wire rope 24, and one end of the suspension wire rope 24 is welded to the I-beam. The first pull ring 222 at the end of the steel 22 is connected to the I-beam 22, and the other end of the suspension wire rope 24 is connected to the floor 1 through the second pull ring 11 embedded in the floor 1. A steel pipe 23 is disposed on the side of the I-beam 22 away from the ground. The first steel pipe 23 and the vertical rod 21 are perpendicular to each other and are fixedly connected by right-angle fasteners 231 . The second steel pipe 25, the two ends of the second steel pipe 25 are respectively provided with support 251, the side of the I-beam 22 close to the ground is provided with a base 26, the base 26 is divided into two layers, from the top From the bottom, there are a cushion layer 261 and a backfill soil layer 262, the upper surface of the cushion layer 261 is attached to the I-beam 22, and the lower surface of the backfill soil layer 262 is attached to the ground.

In this embodiment, the provided cantilevered floor-standing scaffolding is mainly placed on the side of the main building near the basement exterior wall. Scaffolding, that is, one end of the I-beam 22 of the scaffold close to the floor 1 is fixedly connected to the floor 1 through the anchor ring steel bar 221, and the end of the I-beam 22 away from the floor 1 is provided with a suspension wire rope 24. One end is connected to the I-beam 22 through a first pull ring 222 welded on the end of the I-beam 22, and the other end of the suspension wire rope 24 is connected to the second pull ring buried at the structural beam 12 above the floor 1 11 is connected to the floor 1, and this connection method ensures that the load-bearing point of the scaffold under the cantilever structure is concentrated on the anchor ring steel bar at the floor and the second pull ring at the structural beam, and the lower part of the scaffold. It is suspended in the air, which is convenient for the construction personnel to carry out the construction of the basement exterior wall; in the later stage of construction, that is, after the basement exterior wall construction is completed, a second steel pipe 25 is arranged between the adjacent I-beams 22 in the scaffolding. The two ends of the two steel pipes 25 are respectively provided with jacks 251, and the pallets of jacks 251 are filled with wooden slats. The lengths of jacks 251 are adjusted by nuts to make the pallets press against the I-beam, thereby making the entire frame body The stability of the I-beam 22 is further enhanced. The side of the I-beam 22 close to the ground is provided with a base 26. The base 26 is divided into two layers. The material of the backfill soil layer is expansive concrete, the material of the backfill soil layer is the soil of the construction site, the upper surface of the cushion layer 261 is attached to the I-beam 22, and the lower surface of the backfill soil layer 262 is attached to the ground, so The setting can load most of the load of the scaffolding on the base, which ensures the safety performance of the scaffolding and solves the problem that the overhanging frame exceeds 20m, which is a big safety risk.

In one embodiment, the length of the I-beam is 3 meters, the length of the I-beam fixed on the floor part is 1.8 meters, and the length of the I-beam cantilevered outside the floor is 1.2 meters. The diameter is 25 mm.

In one embodiment, the material of the first pull ring and the second pull ring is round steel, and the diameter of the round steel is 16 mm.

In one embodiment, the diameter of the suspension wire rope is 14 mm, and it is a structure of 6 strands of 19 wires.

The above-mentioned embodiments only represent specific embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the present invention. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention.

Claims (4)

1. A cantilever floor dual-purpose scaffold comprises a scaffold body fixed at a floor slab, and is characterized in that the scaffold body comprises a vertical rod, an I-shaped steel and a first steel pipe, the I-shaped steel is arranged at the bottom of the vertical rod and is mutually vertical to the vertical rod, the I-shaped steel and the vertical rod are welded through positioning steel bars, one end, close to the floor slab, of the I-shaped steel is fixedly connected with the floor slab through an anchor ring steel bar, one end, far away from the floor slab, of the I-shaped steel is provided with a cantilever steel wire rope, one end of the cantilever steel wire rope is connected with the I-shaped steel through a first pull ring welded at the end part of the I-shaped steel, the other end of the cantilever steel wire rope is connected with the floor slab through a second pull ring embedded at a structural beam above the floor slab, the first steel pipe is arranged at one side, far away from the, it is adjacent be equipped with the second steel pipe between the I-steel, the both ends of second steel pipe are equipped with the top respectively and hold in the palm, one side that the I-steel is close to ground is equipped with the base, the base divide into two-layerly, by from the top down be bed course and backfill soil layer in proper order, the upper surface of bed course with the I-steel laminating, the lower surface and the ground laminating of backfill soil layer.

2. The dual-purpose scaffold for overhanging and landing according to claim 1, wherein the length of the i-beam is 3 m, the length of the i-beam fixed on the floor portion is 1.8 m, the length of the i-beam overhanging the floor portion is 1.2 m, and the diameter of the positioning bar is 25 mm.

3. The dual-purpose overhanging and landing scaffold as claimed in claim 1, wherein the first and second tabs are made of round steel, and the diameter of the round steel is 16 mm.

4. The dual-purpose scaffold for both cantilever and floor as claimed in claim 1, wherein the diameter of the suspension wire rope is 14 mm.

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