CN214696767U

CN214696767U - External wall scaffold for super high-rise building

Info

Publication number: CN214696767U
Application number: CN202120202212.3U
Authority: CN
Inventors: 李鹏举; 王宇峰; 刘楚材; 杨正卿; 沈耀
Original assignee: Guangxi Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Guangxi Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-12
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses an outer wall scaffold frame for super high-rise building, include: the concrete cast-in-place outer wall is embedded with an embedded sleeve; the wall connecting sleeve piece comprises a counter-pulling screw rod, a clamping piece and a connecting steel pipe, wherein the counter-pulling screw rod is arranged in the embedded sleeve in a penetrating mode, the first end of the counter-pulling screw rod extends to the outer portion of the inner side of the concrete outer wall, the second end of the counter-pulling screw rod extends to the outer portion of the outer side of the concrete outer wall, the connecting steel pipe is sleeved at the second end of the counter-pulling screw rod, the clamping piece is arranged at each of the first end and the second end of the counter-pulling screw rod, the clamping pieces at the first end and the second end of the counter-pulling screw rod respectively press against the inner side of the concrete cast-in-place outer wall and the end face of the connecting steel pipe at one end far away from the concrete cast-in-place outer wall; and the steel pipe frame body is arranged on the connecting steel pipe through a fastener. The utility model provides a conventional superelevation layer outer scaffold frame even wall spare generally be located shear force wall or brickwork position, the quality in the interim hole of reservation at later stage repair shear force wall or brickwork position is difficult to control and easily produces the problem of seepage.

Description

External wall scaffold for super high-rise building

Technical Field

The utility model relates to a construction technical field, concretely relates to an outer wall scaffold frame for super high-rise building.

Background

Along with the development of urban modern construction, high-rise and super high-rise buildings are more and more, and in the process of building the high-rise and super high-rise buildings, an external scaffold required by construction is visible everywhere, so that the external scaffold meets the safety requirement on one hand and plays a role in edge protection; on the other hand, the construction requirements including formwork support, external wall heat insulation and coating construction are met. An important part of the outer scaffold 6 is a wall connecting piece, the wall connecting piece is used as an anti-overturning requirement of the outer scaffold, and the form that the outer scaffold is pulled and connected by using the embedded steel pipes 5 is generally used for limiting the horizontal longitudinal and transverse inclination and displacement of the outer scaffold. The embedded steel pipes 5 are vertically embedded in the structural beam 4 (as shown in fig. 1), and the embedded steel pipes 5 are connected to the external scaffold 6 through connecting rods.

The conventional embedded steel pipe wall connecting piece has great defects, and firstly, the wall connecting piece is generally positioned at a shear wall or a masonry part. For the part with the shear wall/column, a frame is generally used or embedded through a wall; for the part with the masonry wall, a temporary hole is usually required to be reserved during subsequent wall building, the plastering step is used for repairing, the repairing quality is not ensured, the forming quality is poor if the part is light, the appearance is not ensured, the reserved hole is not tightly plugged if the part is heavy, the leakage hidden danger exists, the outer wall leakage is difficult to repair due to excessive building surface layers, and the living environment of an owner is seriously influenced. Another problem of the embedded wall connecting piece is that: in the construction process, the wall connecting piece is often randomly detached by workers and cannot be timely reinforced, so that great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the outer wall scaffold for the super high-rise building is provided at present to solve the problems that the wall connecting piece of the conventional super high-rise building is generally positioned at a shear wall or a masonry part, and the quality of a reserved temporary hole for repairing the shear wall or the masonry part at the later stage is difficult to control and is easy to leak.

In order to achieve the above objects, there is provided an outer wall scaffold for a super high-rise building, comprising:

the concrete cast-in-place outer wall is embedded with an embedded sleeve;

the wall connecting sleeve comprises a counter-pulling screw rod, clamping pieces and a connecting steel pipe, the counter-pulling screw rod penetrates through the embedded sleeve, a first end of the counter-pulling screw rod extends to the outside of the inner side of the concrete outer wall, a second end of the counter-pulling screw rod extends to the outside of the outer side of the concrete outer wall, the connecting steel pipe is sleeved at a second end of the counter-pulling screw rod, the clamping pieces are respectively installed at the first end and the second end of the counter-pulling screw rod, and the clamping pieces at the first end and the second end of the counter-pulling screw rod respectively press against the inner side of the concrete cast-in-place outer wall and the end face of one end, far away from the concrete cast-in-place outer wall, of the connecting steel pipe; and

the steel pipe support body is installed on the connecting steel pipe through a fastener.

Furthermore, a warning sign belt is pasted at the first end of the counter-pulling screw rod.

Further, the holder includes:

the anchor plate is provided with a through hole, the through hole of the anchor plate is sleeved on the opposite-pulling screw rod, the anchor plate at the first end of the opposite-pulling screw rod abuts against the inner side of the concrete cast-in-place outer wall, and the anchor plate at the second end of the opposite-pulling screw rod abuts against the end face of the connecting steel pipe; and

and the limiting nut is screwed on the opposite-pulling screw rod and presses against the second end of the opposite-pulling screw rod and the opposite sides of the two anchor plates at the second end.

Further, the counter-pulling screw is a screw with the diameter of 16 mm.

Furthermore, the embedded sleeve is arranged along the horizontal direction.

The beneficial effects of the utility model reside in that, the utility model discloses an outer wall scaffold for super high-rise building, pre-buried sleeve pipe in cast in situ concrete outer wall, the split screw that formwork used when utilizing cast in situ concrete outer wall to pour will connect the steel pipe and install in the outside of cast in situ concrete outer wall, and then install the steel pipe support body on connecting the steel pipe, when later stage is repaiied cast in situ concrete outer wall, only need fill the pre-buried sleeve pipe of shutoff rule, the outer wall is filled the quality controllability height, is difficult for producing the seepage. On the other hand, the utility model discloses a convenient ann of outer wall scaffold frame for super high-rise building tears, repeatedly usable improves safety protection's availability factor.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is an installation schematic diagram of a conventional super high-rise external scaffold.

Fig. 2 is the utility model discloses a structural schematic of an outer wall scaffold frame for super high-rise building.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Fig. 2 is the utility model discloses a structural schematic for super high-rise building's outer wall scaffold, it is shown with reference to fig. 2, the utility model provides an outer wall scaffold for super high-rise building, include: the concrete cast-in-place outer wall 1, link wall external member and steel pipe support body 3.

Specifically, the cast-in-place concrete outer wall 1 adopts on-site formwork support and concrete pouring. An embedded sleeve 11 is embedded in the concrete cast-in-place outer wall 1.

The wall connecting sleeve comprises a split screw 21, a clamping piece 22 and a connecting steel pipe 23.

In this embodiment, when the opposite-pulling screw is a cast-in-place concrete outer wall, the opposite-pulling screw is arranged between the inner and outer templates of the cast-in-place concrete outer wall. After the concrete cast-in-place outer wall is poured and the inner and outer templates are removed, the counter-pulling screw 21 penetrates through the embedded sleeve 11. The first end of the opposite pulling screw 21 extends to the outside of the inner side of the concrete outer wall 1. The second end of the opposite pulling screw 21 extends to the outside of the outer side of the concrete outer wall 1. The connecting steel tube 23 is sleeved at the second end of the opposite pulling screw 21. The first and second ends of the opposite-pulling screw 21 are respectively mounted with a clamping member 22. The clamping piece 22 at the first end of the opposite-pulling screw rod 21 is pressed against the inner side of the concrete cast-in-place outer wall 1; the clamping pieces 22 at the second ends of the opposite pulling screw rods 21 are respectively clamped on the end surfaces of the connecting steel pipes 23 far away from one end of the concrete cast-in-place outer wall 1.

The steel pipe frame body 3 is installed on the connecting steel pipe 23 through a fastener.

The utility model discloses an outer wall scaffold frame for super high-rise building, pre-buried sleeve pipe in cast in situ concrete outer wall, the split screw rod that formwork used when utilizing cast in situ concrete outer wall to pour will connect the steel pipe and install in the outside of cast in situ concrete outer wall, and then install the steel pipe support body on connecting the steel pipe, when later stage was repaiied the cast in situ concrete outer wall, only need fill the pre-buried sleeve pipe of shutoff rule, the outer wall is filled the quality controllability height, is difficult for producing the seepage. On the other hand, the utility model discloses a convenient ann of outer wall scaffold frame for super high-rise building tears, repeatedly usable improves safety protection's availability factor.

In this embodiment, after the wall connecting sleeve is installed, a warning mark tape is adhered to a first end of the counter screw 21 located inside the cast-in-place concrete outer wall.

In a preferred embodiment, the counter-pulling screw 21 is a screw with a diameter of 16 mm.

The embedded sleeve 11 in the cast-in-place concrete outer wall is arranged along the horizontal direction.

As a preferred embodiment, the clamp 22 comprises: anchor plate 221 and retaining nut 222.

The anchor plate 221 is perforated. The through hole of the anchor plate 221 is sleeved on the counter-pulling screw 21. The anchor plate 221 of the first end of the opposite pulling screw 21 is abutted against the inner side of the concrete cast-in-place outer wall 1. The anchor plate 221 of the second end of the opposite-pulling screw rod 21 abuts against the end face of the connecting steel pipe 23. The limiting nut 222 is screwed on the opposite pull screw 21 and presses against the second end of the opposite pull screw 21 and the opposite sides of the two anchor plates 221 at the second end.

The utility model discloses a construction method for super high-rise building's outer wall scaffold, including following step:

(1) and (6) paying off and positioning. After the reinforcement of the cast-in-place concrete outer wall of the main structure is finished, before the beam-wall-column mold sealing of the main structure, the place needing to be provided with the wall connecting sleeve is firstly determined according to the layout of the steel tube frame body, and the approximate position of the wall connecting sleeve is marked on the outer template of the cast-in-place concrete outer wall according to the position of the vertical rod of the on-site steel tube frame body.

(2) And embedding the embedded sleeve. According to the approximate position of the wall connecting sleeve, the embedded sleeves are embedded on the inner sides of the inner and outer templates of the cast-in-place concrete outer wall, and when the embedded sleeves are found to be inclined and pulled to be inclined during mold sealing, the embedded sleeves are timely and properly adjusted and fixed by positioning steel bars until the embedded sleeves are smoothly installed on the inner sides of the templates.

(3) And fixing the opposite-pulling screw rod. And sleeving the customized M16 counter-pull screw in the embedded sleeve, carefully fixing the beam mould and the shear wall template, and checking whether a nut of the counter-pull screw falls off or loosens in the process that the counter-pull screw leans against the inner side of the cast-in-place concrete outer wall until the nut meets the stress requirement.

(4) And (5) concrete pouring of the cast-in-place concrete outer wall. And during concrete vibration, the vibration or artificial damage of the embedded sleeve tightly attached to the counter-pulling screw is forbidden.

(5) And (5) removing the template. After the concrete of cast in situ concrete outer wall is formed, the formwork is dismantled without damaging edges and corners and after the strength requirement is met, and M16 at the position of the wall connecting sleeve is strictly forbidden to be dismantled.

(6) And (5) installing the wall connecting sleeve. When the wall connecting sleeve is installed, the wall connecting sleeve is additionally provided with a connecting steel pipe at the outer wall part for firm connection with the anchor plate, and the wall connecting sleeve is connected with the vertical rod at the inner side of the steel pipe frame body by adopting the double fasteners.

(7) And (6) checking and correcting. And checking the whole appearance effect, and rechecking and correcting the installation deviation.

(8) And (5) dismantling the wall connecting piece. If the wall connecting sleeve needs to be temporarily detached for the plastering construction on the inner side of the cast-in-place concrete outer wall, only the limit nut needs to be detached by using a wrench, and the counter-pull screw and the limit nut of the wall connecting sleeve can be recovered.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. An exterior wall scaffold for a super high-rise building, comprising:

the concrete cast-in-place outer wall is embedded with an embedded sleeve;

2. An outer wall scaffold for a super high-rise building according to claim 1, wherein a warning sign tape is stuck to a first end of the counter screw.

3. The exterior wall scaffold for a super high-rise building according to claim 1, wherein the clamp comprises:

4. An exterior wall scaffold for a super high-rise building according to claim 1, wherein said counter-pulling screw is a screw having a diameter of 16 mm.

5. An exterior wall scaffold for a super high-rise building according to claim 1, wherein said pre-buried sleeve is disposed in a horizontal direction.