CN211923449U

CN211923449U - Tool type overhanging protective frame

Info

Publication number: CN211923449U
Application number: CN201922435217.6U
Authority: CN
Inventors: 尤香莲; 杜海鹏; 王模俊; 刘志攀; 苏勇亭; 冯晖; 肖剑; 王瑞; 薜剑雄; 柴当贵; 代依君; 杨青龙
Original assignee: Shanxi Fifth Construction Group Co Ltd
Current assignee: Shanxi Fifth Construction Group Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-13
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a tool type overhanging protective frame, which comprises a protective support and a protective net piece, wherein the protective support consists of an overhanging steel beam, an anchor plate, a U-shaped bolt and a square tube stand column; the protective net sheet consists of a rectangular framework cold-drawn low-carbon steel wire and a fixed hook; the protection net piece is detachably arranged between the two square tube stand columns of the protection support. The utility model relates to a science, simple structure, easy dismounting, safe practical, repeatedly usable, the utility model discloses replace traditional protection frame of setting up by the steel pipe fastener completely, also saved manpower, material resources and financial resources simultaneously, be worth using widely.

Description

Tool type overhanging protective frame

Technical Field

The utility model relates to a building construction technical field, especially the protection operation in the building work progress specifically is a protection frame is encorbelmented to instrument formula.

Background

With the improvement of economic level, the building industry is also rapidly developing, and high-rise buildings gradually become generalized. Aiming at the construction of high-rise buildings, in order to ensure the life safety of constructors, various protective measures must be taken, and the erection of an overhanging scaffold is one of the measures. The method at the present stage mainly comprises the following steps: the structural steel is adopted to be cantilevered as a supporting beam, and then a steel pipe protective frame is erected. The method has the advantages of high difficulty in erection and disassembly, complex process, great potential safety hazard, relatively large input of manpower, material resources and financial resources, and incapability of slowly meeting the technical requirements of modern construction.

Disclosure of Invention

The utility model aims at solving the problems existing in the prior art and providing a novel tool type overhanging protective frame.

The utility model discloses a realize through following technical scheme:

a tool type overhanging protective frame comprises a protective support and a protective net piece;

the protective support comprises a left cantilever steel beam and a right cantilever steel beam, the root of each cantilever steel beam is fixed with an anchor plate provided with a connecting hole, and a U-shaped bolt is arranged in the connecting hole of the anchor plate; the free end part of each cantilever steel beam can be detachably connected with a vertically arranged square tube stand column, and a hanging square tube is arranged on the square tube stand column;

the protective net piece comprises a rectangular framework, a cold-drawn low-carbon steel wire is fixedly covered on the rectangular framework, and an upper group of fixed hooks and a lower group of fixed hooks are fixedly arranged on two sides of the rectangular framework;

the protection net piece is detachably arranged between two square pipe stand columns of the protection support, and the fixed hook on the protection net piece is fixedly clamped in the hanging square pipe on the square pipe stand column.

The utility model discloses the concrete application step of protection frame does: punching a hole at a proper position of a main structure wall body, and fixing two cantilever steel beams on the wall body through an anchor plate and a U-shaped bolt; and finally, the protection net piece is installed and fixed between the two square tube stand columns.

As preferred technical scheme, the releasable connection between girder steel of encorbelmenting and the square tube stand specifically is: the free end of the cantilever steel beam is vertically fixed with a splicing square tube, and the square tube upright post is sleeved and fixed on the splicing square tube. The design can ensure the firmness between the square tube stand column and the spliced square tube and is convenient to assemble and disassemble.

As the preferred technical scheme, the square tube upright post is fixedly connected with a wall connecting rib. The design can further enhance the stability and firmness of the protective frame and improve the safety of the protective frame.

As the preferred technical scheme, the top of the square tube upright post is upwards extended and fixed with a splicing square tube. The square tube upright posts are convenient to be connected with each other in the vertical direction due to the design.

The utility model relates to a science, simple structure, easy dismounting, safe practical, repeatedly usable, the utility model discloses replace traditional protection frame of setting up by the steel pipe fastener completely, also saved manpower, material resources and financial resources simultaneously, be worth using widely.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention in any way.

Fig. 1 is a schematic view of the installation side of the present invention.

Fig. 2 is a schematic view of the installation elevation of the present invention.

Fig. 3 is a schematic structural diagram of the protective mesh of the present invention.

In the figure: the method comprises the following steps of 1-overhanging steel beams, 2-anchor plates, 3-U-shaped bolts, 4-splicing square pipes, 5-square pipe upright posts, 6-splicing square pipes, 7-wall connecting ribs, 8-rectangular frameworks, 9-cold-drawing low-carbon steel wires, 10-fixed hooks, 11-main structure walls and 12-scaffold boards.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the present invention will be further clearly and completely described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1 to 3, a tool type overhanging protection frame comprises a protection support and a protection net sheet.

The protective support comprises a left cantilever steel beam 1 and a right cantilever steel beam 1, the root of each cantilever steel beam 1 is fixed with an anchor plate 2 provided with a connecting hole, and a U-shaped bolt 3 is arranged in the connecting hole of the anchor plate 2; fully paving a scaffold board 12 on the cantilever steel beam 1; every girder steel 1 that encorbelments's the equal releasable connection of free tip has perpendicular square tubular column 5 that sets up, and releasable connection specifically is: the free end part of the cantilever steel beam 1 is vertically fixed with an inserted square tube 4, and a square tube upright post 5 is sleeved and fixed on the inserted square tube 4; the top of square tube stand 5 upwards extends to be equipped with and is fixed with grafting side pipe 4, is provided with on the square tube stand 5 and articulates square pipe 6, still connects on the square tube stand 5 to be fixed with even wall muscle 7.

The protection net piece comprises a rectangular framework 8, the specific structure of the rectangular framework 8 is a square frame body, and a frame body shaped like a Chinese character 'mi' is fixed in the square frame body; the rectangular framework 8 is covered and fixed with a cold-drawing low-carbon steel wire 9, and the two sides of the rectangular framework 8 are fixed with an upper group and a lower group of fixed hooks 10 which are matched with the hanging square tubes 6 on the square tube upright posts 5 for use.

Protection net piece detachable mounting specifically is between two square tubular columns 5 that the protection supported: the fixed hook 10 on the protective net sheet is clamped and fixed in the hanging square tube 6 on the square tube upright post 5.

The utility model discloses the preparation of protection frame:

1) welding the rectangular framework 8 by adopting a thin square tube, specifically welding a square framework firstly, and then continuously welding the thin square tube along the central line and the diagonal line of the square framework, wherein the finally manufactured rectangular framework 8 is a square frame in a shape like a Chinese character 'mi', and has good stability; then covering a cold-drawn low-carbon steel wire 9 of spot welding phi 3.0 on the rectangular framework 8; and finally, welding an upper group of fixed hooks 10 and a lower group of fixed hooks 10 on two sides of the rectangular framework 8 according to the height respectively, and fixing the fixed hooks with the hanging square tubes 6 on the square tube stand columns 5.

2) According to the conventional size of encorbelmenting, I-shaped steel is used for making girder steel 1 that encorbelments, at girder steel 1 root welding anchor slab 2 that encorbelments to set up the connecting hole on anchor slab 2, 70 perpendicular the setting 70 x 70 mm's grafting square tube 4 of welding is highly 150mm at girder steel 1 that encorbelments.

3) The square pipe upright post 5 is welded with a hanging square pipe 6 which is matched with the fixed hook 10 on the protective net piece for use, the length of the square pipe upright post is 100mm, the top of the square pipe upright post 5 is welded and fixed with a splicing square pipe 4, and the square pipe upright post 5 is connected and fixed with a wall connecting rib 7.

The utility model discloses the installation of protection frame:

1) girder steel 1 and major structure wall 11 will encorbelment through the combined action of U type bolt 3 and anchor slab 2 are fixed, treat after fixing well, fully spread scaffold board 12 on girder steel 1 encorbelments.

2) The bottom pipe orifice of the square pipe upright post 2 is tightly sleeved on the splicing square pipe 4 of the cantilever steel beam 1, so that the square pipe upright post 5 is assembled with the cantilever steel beam 1.

3) After the wall connecting rib 7 on the square tube upright post 5 is tensioned and stressed, the other end of the wall connecting rib is fixed on the main structure wall 11.

4) The protection net sheet is arranged between two square tube upright posts 5, and the fixed hooks 10 on the protection net sheet are hooked in the hanging square tube 6 on the square tube upright posts 5.

During specific implementation, the mounting size parameters and the number of parts of the protection frame can be adjusted and mounted according to specific requirements of a construction site.

The utility model discloses demolish of protection frame:

demolish according to the order opposite with the installation protection frame can: namely, the protection net is firstly dismantled, the wall connecting rib 7 is then dismantled, the square tube upright post 5 is then dismantled, the scaffold board 12 is then dismantled, and the cantilever steel beam 1 is finally dismantled. In the dismantling process, operators are strictly forbidden to work up and down simultaneously, and the operators are strictly forbidden to dismantle the operation to the bottom in one step and need to rotate to dismantle the operation. After the protective frame is completely removed, the bolt holes in the main structure wall 11 are blocked by concrete with a high strength grade.

The technical solutions in the embodiments of the present invention have been clearly and completely described, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. The utility model provides a protection frame that encorbelments of instrument formula which characterized in that: comprises a protective support and a protective mesh sheet;

2. The tool-type cantilever guard according to claim 1, wherein: the detachable connection between girder steel of encorbelmenting and square pipe stand specifically does: the free end of the cantilever steel beam is vertically fixed with a splicing square tube, and the square tube upright post is sleeved and fixed on the splicing square tube.

3. The tool type cantilever guard according to claim 1 or 2, wherein: the square tube upright post is fixedly connected with a wall connecting rib.

4. The tool type cantilever guard according to claim 1 or 2, wherein: the top of the square tube upright post is upwards extended and fixed with a splicing square tube.