CN209353770U - High-altitude suspension formwork protective shed - Google Patents

Abstract

The utility model discloses a high-altitude cantilever formwork support shed. The main girder of the cantilever frame should be tilted up, and the shaped tilting block of the main girder is arranged at the end of the floor to adjust the inclination angle of the main girder of the cantilever frame. The secondary beam is erected above the main beam of the cantilever frame, one end of the main beam of the cantilever frame is fixed on the floor, and the other end is unloaded by the cable-stayed wire rope of the protective shed, and the cable-stayed steel wire rope of the protective shed is fixed on the embedded part at the floor ; The full-spread safety net should be fully-spread on the cantilevered sub-beam, and the shock-absorbing wooden square is laid on the full-spread safety net, and the full-spread scaffolding board is laid on the shock-absorbing square wood; The upper steel pipe network frame, the side of the main beam of the cantilever frame is equidistantly equipped with steel pipe network frame vertical struts, the upper steel pipe network frame and the steel pipe network vertical support rods are covered with dense mesh safety nets for protection, and the iron The mesh should be covered with the cantilevered sub-beams on the upper part of the upper steel pipe grid, which can effectively prevent falling objects from falling down from the protective shed, reduce the safety risk in the erection of the outer frame, and facilitate safe construction.

Description

High-altitude suspension formwork protective shed

technical field

The utility model relates to the field of civil engineering, in particular to a high-altitude cantilever formwork support shed, which is particularly suitable for the construction of a high-altitude cantilever formwork support shed.

Background technique

In recent years, with the increasing number of urban buildings, the form of scaffolding is also showing a trend of diversification, and cantilevered scaffolding is widely used for its large operating range, material saving, low cost, simple and convenient erection, safety and reliability. usage of. The traditional cantilever frame uses steel pipes as the supporting mechanism, which has poor stability. In recent years, the cantilever frames all use section steel as the support. The fixing methods of the cantilever section steel beams are different. Usually it does not meet the requirements, the construction is inconvenient and the stability is poor, the waste is large, and the cost investment is high. This construction method adopts a new type of detachable anchoring device cantilevered scaffolding. The anchoring device is detachable and can be used in turnover without waste. , but the average cost after turnover is low, and the safety performance is strong, which ensures the safety of the outer frame, has good economic and social benefits, and has good promotion and use value.

At present, the structural forms of steel cantilevered scaffolds commonly used are divided into upper-hanging cable-stayed and lower-slanted bracing. The reinforced ring is pre-embedded on the top, and the outstretched beam is inserted into the ring, and a shelf is built on the horizontal horizontal member), and then the external frame is suspended. This method requires a lot of section steel, and large holes need to be left at the positions of the shear walls and columns, which is not convenient for the decoration of the outer wall in the future, and because the section steel is very long, it is inconvenient to dismantle and is prone to danger. The lower slanted cantilever scaffolding is to add a slanted support under the end of the steel cantilever beam. From the analysis of the materials, production, installation and dismantling, and labor conditions of the steel cantilevered scaffolding, the effect of the upper-hung cable-stayed scaffolding is better than that of the lower-slanted brace, but the upper-hung cable-stayed type is not as convenient as the lower-slanted brace in terms of use.

In order to solve the problem of high-altitude falling of the building's cantilevered scaffolding system and reduce the safety risk in the erection of the outer frame, it is urgent to propose a structure that can prevent falling objects.

Utility model content

The purpose of the utility model is to provide a high-altitude cantilevered formwork protective shed, which can effectively prevent falling objects from falling from the protective shed by adopting a high-altitude cantilevered formwork support shed, which reduces the safety during the erection of the outer frame. Risk, conducive to safe construction.

In order to achieve the purpose of any of the above utility models, the utility model discloses a high-altitude cantilevered formwork protective shed, including: a cantilever main beam, a cantilevered sub-beam and an upper steel pipe grid; the cantilevered sub-beam is erected on the Above the main girder of the cantilever frame, a cantilever frame is spliced; one end of the main girder of the cantilever frame is fixed on the floor, and the other end is tensioned and unloaded by a cable-stayed steel wire rope, and the main girder of the cantilever frame passes through the The up-tilt setting is realized on the main girder shaped tilting block; the upper steel pipe network frame is arranged above the main girder of the cantilever frame, and the vertical struts of the steel pipe network frame are equidistantly arranged on the side of the main girder of the cantilever frame. Close-meshed safety nets are hung between the upper steel pipe grid and the vertical struts of the steel pipe grid for protection.

In some embodiments, a cable-stayed steel pipe is provided at the end of the cantilevered sub-beam, the other end of the cable-stayed steel pipe is fixed on the floor, and the cable-stayed steel wire rope and the cable-stayed steel pipe are separated by a cloth.

In some embodiments, the ends of the cantilevered secondary beam and the upper steel pipe network frame are provided with closed steel pipe frame side protection.

In some embodiments, the position of the cantilevered secondary beam and the end of the upper steel pipe network frame is also provided with a steel pipe brace, one end of the steel pipe brace is connected to the cable-stayed steel pipe, and the other end is connected to the closed Type steel pipe frame side protective connection.

In some embodiments, the cable-stayed steel wire rope is fixed on the embedded part arranged at the floor; the other end of the cable-stayed steel pipe is embedded with fixing bolts and The main beam fixing nut of the cantilever frame is fixed on the floor.

In some embodiments, the shaped tilting block of the main beam is arranged at the end of the floor slab, and the shaped tilting block of the main beam is placed on the lower part of the cantilevered main beam, and the cantilevered main beam The pre-embedded fixing bolts and the fixing nuts of the main beam of the cantilever frame fix the main beam of the cantilever frame on the floor.

In some embodiments, the cantilevered sub-beams are fully paved with safety nets, the shock-absorbing wooden squares are laid on the fully-paved safety nets, and the shock-absorbing square logs are fully paved with scaffolding boards.

In some embodiments, iron mesh sheets are fully covered on the upper steel pipe network frame.

In some embodiments, a warning strip is provided on the outer side of the side protection of the closed steel pipe frame.

The utility model has the following characteristics and beneficial effects:

1. The high-altitude cantilevered formwork protective shed involved in the utility model can effectively prevent falling objects from falling from the protective shed by adopting the high-altitude cantilevered formwork support shed, which reduces the safety risk in the erection of the outer frame. Conducive to safe construction.

2. The main girder stereotyped tilting block involved in the utility model can quickly realize the adjustment of the inclination of the cantilevered secondary girder, speed up the construction progress, and improve the installation efficiency of the protective shed.

3. The cable-stayed steel wire ropes and cable-stayed steel pipes of the protective shed involved in the utility model are set at intervals, mainly to bear the tension and support loads, and can play the role of unloading at intervals, effectively reducing the load of the falling objects on the protective shed. Passed to the floor to ensure the safety of the shelter.

4. The high-altitude cantilevered formwork protection shed involved in the utility model is composed of upper and lower two-layer steel pipe grids. The structural design is novel and reasonable, which meets the structural stress and safety requirements, and can prevent falling objects from rebounding and falling twice. It provides a guarantee for the external safety protection of the main project.

Description of drawings

Fig. 1 is a schematic diagram of installation of a high-altitude cantilevered formwork protection shed according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of the structure of a double-layer protective shed according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of installation of the main girder stereotyped tilting block according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of installation of a double-layer protective shed support formwork according to an embodiment of the present invention;

In the figure: 2-floor, 41-unit vertical pole fixing rod, 44-scaffolding cross bar, 61-cantilever frame main beam, 62-main beam stereotyped tilting block, 63-cantilevered secondary beam, 64-full Laying safety nets, 65-shock-absorbing wooden squares, 66-full pavement scaffolding, 67-upper steel pipe grid, 68-vertical struts of steel pipe grid, 69-full pavement iron mesh, 70-closed steel pipe frame side Protection, 71-cable-stayed steel wire rope of protective shed, 72-cable-stayed steel pipe, 97-scaffold longitudinal rod, 104-embedded parts, 105-cantilever frame main beam pre-embedded fixing bolt, 106-cantilever frame main beam fixing screw Cap, 107-steel pipe diagonal brace, 108-warning strip, 109-close-meshed safety net.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

Those skilled in the art should understand that, in the disclosure of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present invention. The novel and simplified descriptions do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, so the above terms should not be construed as limiting the utility model.

It can be understood that the term "a" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element can be one, while in another embodiment, the number of the element The quantity can be multiple, and the term "a" cannot be understood as a limitation on the quantity.

As shown in Figures 1 to 4, the structure of the high-altitude cantilevered formwork protection shed according to an embodiment of the present invention is shown, and the high-altitude cantilever formwork protection shed includes a cantilever main beam (61), a main Beam stereotyped tilting block (62), cantilevered sortie beam (63), full pavement safety net (64), shock-absorbing wooden square (65), full pavement scaffolding board (66), upper steel pipe grid frame (67), Vertical struts (68) of the steel pipe network frame, full pavement of iron mesh (69), side protection of the closed steel pipe frame (70), cable-stayed steel wire ropes (71) of the protective shed, cable-stayed steel pipes (72), embedded parts (104), cantilever frame main beam pre-embedded fixing bolts (105), cantilever frame main beam fixing nuts (106), steel pipe diagonal braces (107), warning strips (108), dense mesh safety nets (109) .

One end of the main girder (61) of the cantilever frame is fixed on the floor (2), and the other end is tensioned and unloaded by the cable-stayed wire rope (71) of the protective shed. It is realized by the shaped tilting block (62) of the main beam on the floor (2), and one end of the main beam (61) of the cantilever frame is placed on the shaped tilting block (62) of the main beam.

The cantilevered sub-beam (63) is erected on the top of the main beam (61) of the cantilevered frame, and the cantilevered frame is spliced; the cable-stayed steel wire rope (71) of the protective shed is fixed on the embedded part (104) arranged at the floor (2) , the embedded part (104) protrudes from the surface of the floor (2).

The upper steel pipe network frame (67) is arranged above the main girder (61) of the cantilever frame, and the vertical struts (68) of the steel pipe network frame are arranged equidistantly on the side of the main girder (61) of the cantilever frame, and the upper steel pipe network frame (67) Dense-mesh safety nets (109) are hung up between the vertical struts (68) of the steel pipe network frame for protection.

As shown in Figure 1, a cable-stayed steel pipe (72) is also provided at the end of the cantilevered secondary beam (63), which mainly plays a role in bearing tension and supporting loads and ensures the safety of the shelter. The other end of the cable-stayed steel pipe (72) passes through the The main beam of the suspension frame on the floor (2) is fixed on the floor (2) with the embedded fixing bolt (105) and the fixing nut (106) of the main beam of the suspension frame (2); Draw steel pipe (72) to set at intervals of one cloth, can play the effect of interval unloading.

As shown in Figures 1 and 2, steel pipe diagonal braces (107) are also provided near the ends of the cantilevered secondary beam (63) and the upper steel pipe network frame (67) to strengthen the cantilevered secondary beam (63) and the upper steel pipe network. The overall stability of frame (67), while steel pipe diagonal brace (107) one end is connected with cable-stayed steel pipe (72), and the other end is connected with closed steel pipe frame side protection (70), and is inclined to set.

As shown in Figures 1 and 3, the main girder shaped tilting block (62) is arranged at the end of the floor (2) to adjust the inclination angle of the main girder (61) of the cantilever frame, and the main girder shaped tilting block (62) Pad the lower part of the main beam of the cantilever frame (61). After adjusting to a suitable angle, use the pre-embedded fixing bolts (105) Main beam (61) is fixed on the floor (2).

As shown in Figure 4, the fully paved safety net (64) should be fully paved on the cantilevered secondary beam (63), and the fully paved safety net (64) is laid with shock-absorbing wooden squares (65), and the shock-absorbing square timber (65) Scaffold boards (66) are laid on the top; the iron mesh sheet (69) should be covered with the cantilevered sub-beams (63) on the upper part of the upper steel pipe grid (67); the cantilevered sub-beams (63) and the upper steel pipe grid (67) end is provided with closed steel pipe frame side protection (70), and the outside of closed steel pipe frame side protection (70) is provided with warning bar (108).

The utility model is not limited to the above-mentioned best implementation mode, anyone can draw other various forms of products under the enlightenment of the utility model, but no matter make any changes in its shape or structure, all have the same features as the application Or similar technical schemes all fall within the protection scope of the present utility model.

Claims (9)

1. high-altitude overhanging formwork protection canopy characterized by comprising

Suspension scaffold girder (61), suspension scaffold secondary beam (63) and upper layer steel pipe rack (67)；

The suspension scaffold secondary beam (63) rides upon above the suspension scaffold girder (61), splices suspension scaffold；

Described suspension scaffold girder (61) one end is fixed on floor (2), and the other end tenses unloading, institute using oblique pull wirerope (71) It states suspension scaffold girder (61) and is inclined by the girder regularization tune being placed on the floor (2) and realize updip setting on block (62)；

The upper layer steel pipe rack (67) is equipped with above the suspension scaffold girder (61), suspension scaffold girder (61) side is equidistant Equipped with the vertical strut of steel pipe rack (68), hung between the upper layer steel pipe rack (67) and the vertical strut of steel pipe rack (68) Full closely-knitted safety net (109) are protected.

2. high-altitude overhanging formwork protection canopy according to claim 1, which is characterized in that suspension scaffold secondary beam (63) end Be additionally provided with oblique pull steel pipe (72), oblique pull steel pipe (72) other end is fixed on floor (2), the oblique pull wirerope (71) and The oblique pull steel pipe (72) is arranged every a cloth one.

3. high-altitude overhanging formwork protection canopy according to claim 2, which is characterized in that the suspension scaffold secondary beam (63) and institute Upper layer steel pipe rack (67) end is stated equipped with closed steel pipe frame side protection (70).

4. high-altitude overhanging formwork protection canopy according to claim 3, which is characterized in that close to the suspension scaffold secondary beam (63) It is additionally provided with steel pipe diagonal brace (107) with the position of upper layer steel pipe rack (67) end, described steel pipe diagonal brace (107) one end and institute Oblique pull steel pipe (72) connection is stated, the other end is connect with the closed steel pipe frame side protection (70).

5. according to any high-altitude overhanging formwork protection canopy of claim 2 to 4, which is characterized in that the oblique pull wirerope (71) it is fixed on the built-in fitting (104) being arranged at the floor (2)；Oblique pull steel pipe (72) other end is existed by setting The pre-buried fixing bolt of suspension scaffold girder (105) and suspension scaffold girder hold-doun nut (106) on the floor (2) are fixed on described On floor (2).

6. according to claim 1 to 4 any high-altitude overhanging formwork protection canopies, which is characterized in that the girder regularization The tune block (62) that inclines is located at the ends of the floor (2), and the girder regularization tune inclines block (62) pad in the suspension scaffold girder (61) lower part, with the pre-buried fixing bolt of suspension scaffold girder (105) and suspension scaffold girder hold-doun nut (106) by the suspension scaffold master Beam (61) is fixed on the floor (2).

7. according to claim 1 to 4 any high-altitude overhanging formwork protection canopies, which is characterized in that in the overhanging sortie The full paving safety net (64) in beam (63) upper berth, described completely spread on safety net (64) are laid with damping flitch (65), the damping lumps of wood (65) completely paving scaffold board (66) is laid on.

8. according to claim 1 to 4 any high-altitude overhanging formwork protection canopies, which is characterized in that in the upper layer steel pipe The full paving iron net sheet (69) in rack (67) upper berth.

9. according to any high-altitude overhanging formwork protection canopy of claim 3 to 4, which is characterized in that the closed steel pipe Frame side is protected on the outside of (70) and is equipped with warning strip (108).