CN216840692U - Construction device for super high-rise building - Google Patents

Abstract

The utility model provides a construction device for a super high-rise building, comprising an inner climbing tower crane connected to a building body, the building body is provided with a core tube, and a connecting beam is arranged in the core tube, and the connecting beam is A steel beam foundation is fixedly connected, both ends of the steel beam foundation are fixedly connected in the core tube through the connecting beam, and the inner climbing tower crane is connected to the building body through the steel beam foundation. The core tube is connected, among which, the inner climbing tower crane is supported by the steel beam foundation, and the steel beam foundation is supported by the connecting beam, so as to carry out the tower crane installation and tower body climbing work, and because the inner climbing tower crane is selected , The steel beam foundation is positioned on the connecting beam in the core tube of the super high-rise building, avoiding the adverse effect of positioning the foundation on the elevator shaft on the installation and construction of the climbing formwork at the shaft.

Description

A construction device for a super high-rise building

technical field

The present application relates to the field of building construction devices, in particular to a construction device for super high-rise buildings.

Background technique

Super high-rise buildings refer to buildings with more than 40 stories and a height of more than 100 meters. The most notable feature of super high-rise buildings is that they are tall and slender. Compared with the overall height of the building, the plane size and floor area of the tower are relatively small. would be too big.

The construction of the existing conventional tower cranes relies on the positioning of the foundation and the wall-attaching device, which has the problem of complicated procedures and high construction costs. When conventional tower cranes carry out the construction of super high-rise buildings, they usually need to locate the foundation and set up wall-attaching devices, which have problems such as cumbersome construction procedures, high cost, and poor safety. The size is generally more than 9m × 9m. The larger the plane size, the easier it is to encounter the side wall of the foundation pit and affect the force of the foundation. Therefore, it is difficult to select a suitable position for the foundation positioning. Even if a suitable position is found, the standard section of the tower crane must be Through the basement structure and the above-ground structure, it is necessary to set up the roof of the standard section through the structure. The cost of the roof is high and the construction cost is increased. At the same time, the reserved hole reserved at the standard section meets the structure and needs to be repaired after the tower crane is dismantled. Reserved holes are less safe for on-site construction; the tower crane foundation is positioned on the basement floor of the tower building, and the bottom plate is used as the foundation cap of the tower crane, and the outriggers are embedded before the foundation is poured. Usually, the tower crane The foundation is poured earlier than the bottom plate, and it is easy to create construction joints with the bottom plate that is poured later, which reduces the waterproof performance of the basement bottom plate; in addition, the concrete foundation cannot be reused, which increases the time and cost of construction steps, and the positioning of the foundation in the elevator shaft will also affect the There is a problem that affects the installation and construction of the climbing formwork at the shaft. In addition, the wall-attaching device of the tower crane needs to be pre-buried in advance, which will affect the installation of the aluminum alloy formwork, increase the construction process and construction difficulty, affect the construction progress, and increase the rental of the wall-attaching device. construction costs.

In addition, because the tower crane takes a long time to lift, the conventional tower crane method for super high-rise building construction also has the problem of low use efficiency.

Utility model content

In view of this, the purpose of the present invention is to provide a tower crane construction device for super high-rise buildings, which solves the problem of inconvenient installation and deployment of attached tower cranes for super high-rise buildings.

A construction device for a super high-rise building, comprising an inner climbing tower crane connected to a building body, the building body is provided with a core tube, a connecting beam is arranged in the core tube, and the connecting beam is fixedly connected with steel Beam foundation, both ends of the steel beam foundation are fixedly connected in the core tube through the connecting beam, and the inner climbing tower crane is connected to the core tube of the building body through the steel beam foundation.

Preferably, the steel beam foundation is a box beam structure, and both ends of the steel beam foundation are fixedly connected to the coupling beam through embedded parts, the embedded parts are provided with anchor plates and straight anchor bars, and the The anchor plate is provided with installation holes arranged along the array, the straight anchor rib passes through the installation hole and is welded and fixed to the anchor plate, the straight anchor rib extends outward from the back side of the anchor plate, and the The embedded parts are embedded and fixed on the coupling beams through the straight anchor bars.

Preferably, the number of the steel beam foundations is two, the inner climbing tower crane is provided with an inner climbing frame, and a steel beam foundation is provided under each of the opposite side edges of the inner climbing frame.

Preferably, a stirrup is welded on the top of the steel beam foundation, and the stirrup is bolted and fixed to the bottom of the inner climbing frame.

Preferably, the structure of the building body is provided with a reserved hole for allowing the steel beam foundation to pass through and install, the reserved hole is rectangular, and the space of the reserved hole is larger than the transverse direction of the steel beam foundation. cross-sectional area.

Preferably, the steel beam foundation and the coupling beam are detachably connected, the steel beam foundation can be removed from the building body when the tower body of the inner climbing tower crane climbs upward, and the reserved hole The sealing structure can be cast after the steel beam foundation is removed.

Preferably, a hoisting device is also provided on the side of the building body, and the hoisting device can climb the inner-climbing tower crane of the steel beam foundation of the current installation layer to the previous installation layer and then hoist it to the previous installation layer. Floor.

With the above structure, the inner climbing tower crane is supported by the steel beam foundation, and the steel beam foundation is supported by the connecting beam, so as to carry out the tower crane installation and tower body climbing work, and due to the selection of the inner climbing tower crane, the steel The beam foundation is positioned on the connecting beam in the core tube of the super high-rise building to avoid the adverse effects of positioning the foundation on the elevator shaft on the installation and construction of the climbing formwork at the shaft. The installation and construction of the aluminum alloy formwork and the climbing formwork do not affect each other, which solves the problem of conflict between the climbing formwork parts of the core tube when the traditional attached tower crane is used to install the attached wall support in the super high-rise building, and the inner climbing tower crane carries out the installation and construction. In the construction of super high-rise buildings, there is no need to attach a wall device, which has the beneficial effects of fewer operation steps and saving construction time.

Description of drawings

Fig. 1 is the plan layout drawing of steel beam foundation and embedded parts in the core tube of the present utility model;

Fig. 2 is the connection structure schematic diagram of the steel girder foundation of the present invention and the inner climbing tower crane;

Fig. 3 is the structural representation of the steel beam foundation of the present utility model and the reserved hole;

Fig. 4 is the structural schematic diagram of the steel beam foundation and the embedded part of the present invention;

Fig. 5 is the structural representation of the stirrup of the present utility model;

Fig. 6 is the side view of the stirrup of the present utility model;

Fig. 7 is the structural representation of the embedded part of the present invention;

FIG. 8 is a side view of the embedded part of the present invention.

The reference signs are as follows: building body-1; inner climbing tower crane-2; core tube-3; connecting beam-4; steel beam foundation-5; embedded part-6; anchor plate-6a; straight anchor bar -6b; mounting hole-6c; inner climbing frame-7; stirrup-8; reserved hole-9; sealing structure-10.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all of the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the protection of the present application.

In order to solve the problem of inconvenient installation and deployment of traditional super high-rise buildings using an attached tower crane, this embodiment provides a construction device for a super high-rise building. As shown in FIGS. 1 to 8 , the construction device for a super high-rise building in this embodiment includes: The inner climbing tower crane 2 connected to the building body 1, the building body 1 is provided with a core tube 3, the core tube 3 is provided with a connecting beam 4, and the connecting beam 4 is fixedly connected with a steel beam foundation 5, and the Both ends are fixedly connected in the core tube 3 through the connecting beam 4 , and the inner climbing tower crane 2 is connected with the core tube 3 of the building body 1 through the steel beam foundation 5 . This embodiment takes into account the climbing time node of the core tube 3, the use of climbing formwork for the elevator shaft, the large single-story construction scope of the building, the large lifting workload, and the construction of the core tube 3 and the outer frame of the super high-rise building. The embodiment selects the inner climbing tower crane 2, and its steel beam foundation 5 is positioned on the inner connecting beam 4 of the core tube 3 of the super high-rise building, avoiding the basic positioning of the traditional tower crane. The adverse impact of construction, the installation of the inner climbing frame 7 and the climbing work of the inner climbing tower crane 2 and the installation and construction of the aluminum alloy formwork and climbing formwork do not affect each other, which solves the problem of using the traditional attached tower crane to install the attached wall in super high-rise buildings. When the support is used, there is a problem of conflict between the climbing form parts of the core tube 3, which has the technical effect of saving the construction period.

Different from the scheme of conventional tower cranes for super high-rise building construction, this embodiment adopts inner climbing tower crane 2 to carry out super high-rise building construction. The working principle of this embodiment is to use inner climbing tower crane 2 to use steel The beam foundation 5 is used for support, and the steel beam foundation 5 is supported by the connecting beam 4, so as to carry out the tower crane installation and tower body climbing work. Specifically, installing two JCD260 inner climbing tower cranes 2 in the core tube 3, and using the inner climbing tower cranes 2 for super high-rise building construction has the beneficial effects of eliminating the need for wall attachment devices, fewer operation steps, and saving construction time. Because the steel beam foundation 5 is used as the support in this embodiment, there is no need to set up the concrete foundation cap separately, which solves the problem that the concrete foundation cannot be reused when the conventional tower crane is used for the super high-rise building, and the concrete foundation cannot be reused. 5. It can be recycled and reused, and it has the beneficial effect of saving construction costs. As a preferred embodiment, after the construction of the super high-rise building in this embodiment from the core tube 3 to the fifth floor, the installation of the inner climbing tower crane 2 is started.

As a preferred embodiment, as shown in FIG. 3 , FIG. 7 and FIG. 8 , the steel beam foundation 5 is a box beam structure, and both ends of the steel beam foundation 5 are fixedly connected to the connecting beam 4 through embedded parts 6 , and The component 6 is provided with an anchor plate 6a and a straight anchor bar 6b, the anchor plate 6a is provided with mounting holes 6c arranged in an array, the straight anchor bar 6b passes through the mounting hole 6c and is welded and fixed with the anchor plate 6a, and the straight anchor bar 6b is fixed by the anchor The back side of the plate 6a extends outward, and the embedded part 6 is embedded and fixed on the connecting beam 4 through the straight anchor 6b. Specifically, the steel beam foundation 5 of this embodiment adopts a box-shaped beam with a cross-section of 300×600 mm, a box-shaped section with a thickness of the upper and lower edge plates of 30 mm, and a thickness of the side plates of 20 mm, and the material is Q345B. The anchor plate 6a in this embodiment is made of a 30mm thick steel plate, and the material is Q345B, the anchor bar is made of HRB400-25 steel bar, and the concrete grade is C35. In this embodiment, the initial installation of the tower crane is carried out through the above-mentioned pre-embedding and the installation of the steel beam foundation 5. The steel beam foundation 5 and the pre-embedded parts 6 can be recycled and reused for multiple times, which has the beneficial effect of reducing construction costs and solves the problem of super high-rise buildings. When using conventional tower cranes, the lifting time is long and the use efficiency of tower cranes is reduced. At the same time, through such a support structure, the internal climbing tower crane 2 does not need to use large mechanical equipment to assist climbing, reducing internal climbing. The impact of the tower crane 2 on other construction processes during climbing reduces equipment rental costs, saves costs, and meets the requirements for construction and use of super high-rise buildings.

As a preferred embodiment, as shown in FIGS. 2 to 4 , the number of steel girder foundations 5 is two, and the inner climbing tower crane 2 is provided with an inner climbing frame 7 . A steel beam foundation 5 is arranged below each, and a stirrup 8 is welded on the top of the steel beam foundation 5 , and the stirrup 8 is bolted and fixed to the bottom of the inner climbing frame 7 . The installation and connection relationship between the steel beam foundation 5 and the inner climbing frame 7 is as follows: the embedded parts 6 are positioned at both ends of each steel beam foundation 5, the embedded parts 6 are welded to the steel beam foundation 5, and the stirrup 8 is welded above the steel beam foundation 5. The horse stool is bolted to the inner climbing frame 7 , and the tower body section is positioned in the inner climbing frame 7 .

As a preferred embodiment, as shown in FIG. 3 , the structure of the building body 1 is provided with a reserved hole 9 for allowing the steel beam foundation 5 to pass through and install. The reserved hole 9 is rectangular, and the space of the reserved hole 9 is larger than The cross-sectional area of the steel beam foundation 5. Among them, the steel beam foundation 5 is detachably connected with the connecting beam 4, the tower body of the inner climbing tower crane 2 can be removed from the building body 1 when the tower body of the inner climbing tower crane 2 climbs upward, and the reserved hole 9 can be removed from the steel beam foundation. 5. After dismantling, the sealing structure 10 is formed by pouring. As a preferred embodiment, the building body 1 is provided with a reserved hole 9 at the standard section above the second floor. The reserved hole 9 can be poured and sealed after the standard section is climbed, so that the steel beam foundation needs to be loaded and unloaded. At 5 o'clock, the convenience of construction is improved, and timely blocking after the construction is completed can also improve the safety of on-site construction. Wherein, the steel beam foundation 5 is detachably connected with the connecting beam 4 so that the tower body of the inner climbing tower crane 2 can be dismantled from the building body 1 after the tower body of the inner climbing tower crane 2 climbs upward, and the inner climbing tower The reserved hole 9 provided in the standard section of the crane 2 can facilitate the dismantling and handling of the steel girder foundation 5, and the reserved hole 9 can also be used to form a sealed structure after the tower body climbs upward to complete the pouring. As a preferred embodiment, a hoisting device is also provided on the side of the building body 1, and the hoisting device can climb the inner-climbing tower crane 2 on the current installation layer to the previous installation layer and then hoist it. to the previous installation level.

In this embodiment, the inner climbing tower crane 2 is supported by the steel girder foundation 5, and the steel beam foundation 5 is supported by the connecting beam 4, so as to carry out the installation of the inner climbing tower crane 2 and the tower body climbing work, and due to the The inner climbing tower crane 2 is selected, and the steel beam foundation 5 is positioned on the inner connecting beam 4 of the core tube 3 of the super high-rise building to avoid the adverse effect of positioning the foundation on the elevator shaft for the installation and construction of the climbing formwork at the shaft. The inner climbing frame 7 and the climbing work of the tower crane 2 do not interfere with the installation and construction of the aluminum alloy formwork and climbing formwork frame, which solves the problem of the core tube 3 when the traditional attached tower crane is used to install the wall support in the super high-rise building. There is a problem of conflict between the climbing form parts, and the inner climbing tower crane 2 does not need a wall-attaching device for super high-rise building construction, and has the beneficial effects of fewer operation steps and less construction time.

In this embodiment, through the embedded parts 6 and the steel beam foundation 5, before the tower crane climbs, two steel beam foundations 5 and 7 inner climbing frames are installed to complete the initial installation of the tower crane. The inner climbing frame 7 and the basic steel beam are removed and hoisted to the previous installation floor, so that the inner climbing tower crane 2 can be climbed. In addition, the internal climbing tower crane 2 does not need to be provided with a wall attachment device, does not need large mechanical equipment to assist climbing, has fewer operation steps, and saves construction time.

Although the preferred embodiments of the embodiments of the present application have been described, additional changes and modifications to these embodiments may be made by those skilled in the art once the basic inventive concepts are known. Therefore, the appended claims are intended to be construed to include the preferred embodiments and all changes and modifications that fall within the scope of the embodiments of the present application.

Obviously, those skilled in the art can make various changes and modifications to the embodiments in the embodiments of the present application without departing from the spirit and scope of the embodiments in the embodiments of the present application. In this way, if these modifications and variations of the embodiments in the embodiments of the present application fall within the scope of the claims in the embodiments of the present application and their equivalents, the embodiments of the present application are also intended to include these modifications and variations.

Claims (7)

1. A construction device for a super high-rise building, characterized in that it comprises an inner climbing tower crane (2) connected to a building body (1), wherein the building body (1) is provided with a core tube (3), The core tube (3) is provided with a connecting beam (4), the connecting beam (4) is fixedly connected with a steel beam foundation (5), and both ends of the steel beam foundation (5) pass through the connecting beam ( 4) Fixedly connected in the core tube (3), the inner climbing tower crane (2) is connected with the core tube (3) of the building body (1) through the steel beam foundation (5) . 2. The super high-rise building construction device according to claim 1, characterized in that: the steel beam foundation (5) is a box-beam structure, and both ends of the steel beam foundation (5) pass through embedded parts ( 6) Fixed connection with the connecting beam (4), the embedded part (6) is provided with anchor plates (6a) and straight anchor bars (6b), the anchor plates (6a) are provided with An installation hole (6c), the straight anchor rib (6b) is welded and fixed to the anchor plate (6a) after passing through the installation hole (6c), and the straight anchor rib (6b) is fixed by the anchor plate (6a) ) the back side extends outward, and the embedded part (6) is embedded and fixed on the connecting beam (4) through the straight anchor rib (6b). 3. The super high-rise building construction device according to claim 1, characterized in that: the number of the steel beam foundations (5) is two, and the inner climbing tower crane (2) is provided with an inner climbing frame (7), a steel beam foundation (5) is respectively provided below the opposite side edges of the inner climbing frame (7). 4. The super high-rise building construction device according to claim 3, characterized in that: a stirrup (8) is welded on the top of the steel beam foundation (5), and the stirrup (8) is connected to the inner climbing frame ( 7) The bottom of the bolt connection is fixed. 5 . The construction device for a super high-rise building according to claim 1 , wherein the structure of the building body ( 1 ) is provided with a reserved hole ( 9), the reserved hole (9) is rectangular, and the space of the reserved hole (9) is larger than the cross-sectional area of the steel beam foundation (5). 6. The super high-rise building construction device according to claim 5, characterized in that: the steel beam foundation (5) is detachably connected to the connecting beam (4), and the inner climbing tower crane ( 2) The steel beam foundation (5) of the tower body can be removed from the building body (1) when the tower body climbs up, and the reserved hole (9) can be poured to form a seal after the steel beam foundation (5) is removed. Structure (10). 7 . The construction device for a super high-rise building according to claim 6 , wherein a hoisting device is further provided on the side of the building body ( 1 ), and the hoisting device can remove the steel of the current installation layer. 8 . The beam foundation (5) is hoisted to the previous installation layer after the inner climbing tower crane (2) climbs to the previous installation layer.

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