CN220578785U - Large-scale roofing of existing building transformation engineering hangs - Google Patents

Abstract

The utility model discloses a large-scale roof crane in the existing building reconstruction engineering, which comprises: the foundation structure comprises a tension bearing beam, a force unloading beam, a supporting beam and a pressing plate, wherein two force unloading beams are paved on two counter beams on the roof board, one supporting beam is supported by the two force unloading beams on each counter beam, a plurality of tension bearing beams are respectively pressed against the opposite sides of the counter beams, a plurality of through holes are formed in the counter beams, counter pull rods are detachably penetrated in the through holes, two ends of the counter pull rods are respectively connected with the tension bearing beams on the opposite sides of the counter beams, each tension bearing beam is connected with a plurality of counter pull rods, the pressing plate is pressed against the supporting beam, and tie rods are tied between the opposite ends of the pressing plate and the tension bearing beams on the opposite sides of the counter beams; the opposite ends of the base are lapped on the supporting beams on the two counter beams; the movable arm type tower crane is vertically arranged on the base. The utility model solves the problems that the ground hanging is adopted for partial general equipment in the reconstruction engineering of the existing high-rise building structure, the occupied ground space is large, and the traffic is easy to influence.

Description

Large-scale roofing of existing building transformation engineering hangs

Technical Field

The utility model relates to the technical field of building construction, in particular to a large-sized roof crane in existing building reconstruction engineering.

Background

In the existing high-rise building structure and subsequent reconstruction engineering, due to the restrictions of indoor layout, the size of public transportation areas and the like, some large-size and heavy equipment and devices cannot be carried indoors. At present, a common mode for hoisting large-scale equipment at a high level is to hoist equipment through the ground. The method can meet the requirements for buildings with low floors, but for higher floors, larger hoisting equipment is needed on one hand, and on the other hand, the floor space occupied by the hoisting equipment is larger, and the floor bearing capacity of a site needs to be checked, especially for street building bodies, the installation and use processes of the large hoisting equipment occupy roads, the traffic and transportation are influenced, the construction period is influenced by the communication and coordination time, and inconvenience is brought to construction.

Disclosure of Invention

In order to overcome the defects existing in the prior art, the large-sized roof crane in the existing building reconstruction engineering is provided at present, so that the problems that the ground crane is adopted for partial general equipment in the reconstruction engineering of the existing high-rise building structure, the occupied ground space is large and the traffic is easy to influence are solved.

In order to achieve the above object, a large-sized roof crane in existing construction engineering is provided, comprising:

the foundation structure comprises a bearing beam, a force unloading beam, a supporting beam and a pressing plate, wherein at least two opposite beams which are arranged in the same direction are formed on a roof board in a pouring mode, two force unloading beams are paved on the opposite beams, the two force unloading beams are arranged along the length direction of the opposite beams, one supporting beam is supported by the two force unloading beams on each opposite beam, a plurality of bearing beams are respectively pressed against the opposite sides of the opposite beams, a plurality of through holes are formed in the opposite beams, a plurality of through holes are arranged along the length direction of the opposite beams, opposite pull rods are detachably penetrated in the through holes, two ends of the opposite pull rods are respectively connected with the bearing beams on the opposite sides of the opposite beams, a plurality of opposite pull rods are connected with each bearing beam, and a tie rod is pressed between the opposite ends of the pressing plate and the bearing beams on the opposite sides of the opposite beams;

the opposite ends of the base are lapped on the supporting beams on the two counter beams;

and the movable arm type tower crane is vertically arranged on the base.

Further, a transverse rib and a longitudinal rib are formed on one side, far away from the supporting beam, of the pressing plate, and the transverse rib and the longitudinal rib are arranged in a crossing mode.

Further, the number of the transverse ribs is a plurality.

Further, the number of the longitudinal ribs is plural.

Further, the base includes:

the two transverse beams are oppositely arranged, the two support beams are respectively supported at two ends of the transverse beams, the two transverse beams are arranged along the length direction of the support beams, and the end parts of the transverse beams are fixedly connected with one end of the support beams;

and two opposite sides of the cross beam are respectively arranged on the two cross beams.

The large-scale roof crane in the existing building reconstruction engineering has the advantages that the requirement on the construction space is less when research and development is performed on the limited construction space of the existing building roof through comprehensive checking calculation, the influence on the existing building and the surrounding environment is less, the large-scale roof crane is particularly suitable for urban construction with large traffic flow and complex traffic conditions, and compared with the traditional ground hoisting mode, the large-scale roof crane can avoid delay of construction period, reduce the influence on the surrounding environment and traffic, and effectively save construction cost.

Drawings

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

fig. 1 is a schematic structural view of a large-sized roof crane in existing construction engineering according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of an infrastructure according to an embodiment of the utility model.

Detailed Description

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

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 and 2, the present utility model provides a large roof crane in existing construction improvement works, comprising: a foundation structure 1, a base 2 and a movable arm type tower crane 3.

The foundation structure 1 comprises a tension bearing beam 11, a force unloading beam 12, a supporting beam 13, a pressing plate 14, a counter-pulling rod 15 and a tie rod 16.

At least two counter beams 4 which are arranged in the same direction are cast on the roof board 5.

Wherein at least two unloading beams 12 are laid on each counter beam 4. Each force-unloading beam is arranged along the length direction of the counter beam. The width of the unloading beam is larger than or equal to that of the counter beam. The two unloading beams 12 are arranged at intervals along the length direction of the counter beam 4.

The two unloading beams 12 on each counter beam 4 support a support beam 13. The two ends of each supporting beam are respectively lapped on the two force unloading beams on one counter beam.

Opposite sides of the counter beam 4 are respectively pressed against a plurality of bearing beams 11. The counter beam 4 is provided with a plurality of perforations. A plurality of perforations are provided along the length of the counter beam 4. The perforated hole is detachably penetrated with a counter pull rod 15. The opposite ends of the opposite tie rod 15 are respectively connected to the load-bearing beams 11 on the opposite sides of the counter beam 4. Each tensile beam 11 is connected with a plurality of counter-tension rods 15. The opposite pull rods are connected with the bearing beams on the two sides of the counter beam, so that the bearing beams are pressed against the sides of the counter beam.

Specifically, the tensile beam is provided with a through hole. The opposite pull rod is a screw rod. The two ends of the opposite pull rod respectively pass through the through holes and are screwed with a first screwing piece. The first screw-on piece is pressed against the opposite sides of the bearing beam at the opposite sides of the counter beam.

The pressure plate 14 presses against the support beam 13. Tie bars 16 are tied between opposite ends of the pressing plate 14 and the tensile beams 11 on opposite sides of the counter beam 4.

In this embodiment, the platen is pressed against the top surface of the support beam. Opposite ends of the pressing plate extend to the outer parts of opposite sides of the counter beam respectively. The pressing plate is provided with a first through hole which is vertically arranged. The bearing beam is provided with a second through hole which is vertically arranged. The tie rod is a screw rod. The two ends of the drawknot rod are respectively penetrated in the first through hole and the second through hole. The two ends of the drawknot rod are screwed with second screwing pieces. The second screw-on piece is pressed against the upper part of the pressing plate or the bottom of the bearing beam.

Opposite ends of the base 2 are overlapped with the supporting beams 13 on the two counter beams 4.

The swing arm type tower crane 3 is vertically arranged on the base 2.

With continued reference to fig. 2, the side of the platen 14 remote from the support beam 13 is formed with transverse and longitudinal ribs. The transverse ribs and the longitudinal ribs are arranged in a crossing way.

As a preferred embodiment, the cross ribs are provided in the width direction of the counter beam, and the number of cross ribs is plural.

As a preferred embodiment, the longitudinal ribs are provided along the longitudinal direction of the counter beam, and the number of the longitudinal ribs is plural.

As a preferred embodiment, the base 2 includes: cross beam 21, cross beam 22.

The number of cross beams 21 is two. The two cross beams 21 are arranged opposite each other. The cross beam spans the upper portions of the two counter beams. The two support beams 13 are supported at both ends of the cross beam 21, respectively. The two cross beams 21 are arranged along the length direction of the support beam 13. The end of the cross beam 21 is fixedly connected to one end of the support beam 13.

The cross beam 22 has a cross shape. Opposite sides of the cross beam 22 are mounted to two cross beams 21, respectively.

In this embodiment, the load beam 11, the unloading beam 12, the supporting beam 13, and the cross beam 21 and the cross beam 22 of the foundation structure are respectively i-shaped steel beams.

The large-scale roof crane in the existing building reconstruction engineering is less in demand for construction space aiming at the limited construction space of the existing building roof after comprehensive inspection and calculation, has less influence on the existing building and surrounding environment, is particularly suitable for urban construction with large traffic flow and complex traffic conditions, can avoid delay of construction period and reduce influence on surrounding environment and traffic compared with the traditional ground hoisting mode, and effectively saves construction cost.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims (5)

1. The utility model provides a large-scale roofing of existing building transformation engineering hangs which characterized in that includes:

the foundation structure comprises a bearing beam, a force unloading beam, a supporting beam and a pressing plate, wherein at least two opposite beams which are arranged in the same direction are formed on a roof board in a pouring mode, two force unloading beams are paved on the opposite beams, the two force unloading beams are arranged along the length direction of the opposite beams, one supporting beam is supported by the two force unloading beams on each opposite beam, a plurality of bearing beams are respectively pressed against the opposite sides of the opposite beams, a plurality of through holes are formed in the opposite beams, a plurality of through holes are arranged along the length direction of the opposite beams, opposite pull rods are detachably penetrated in the through holes, two ends of the opposite pull rods are respectively connected with the bearing beams on the opposite sides of the opposite beams, a plurality of opposite pull rods are connected with each bearing beam, and a tie rod is pressed between the opposite ends of the pressing plate and the bearing beams on the opposite sides of the opposite beams;

the opposite ends of the base are lapped on the supporting beams on the two counter beams;

and the movable arm type tower crane is vertically arranged on the base.

2. The large roof crane in existing construction engineering according to claim 1, wherein a lateral rib and a longitudinal rib are formed on a side of the pressing plate away from the supporting beam, and the lateral rib and the longitudinal rib are arranged to intersect.

3. The large roof crane in existing construction improvement according to claim 2, wherein the number of said cross ribs is plural.

4. A large roof crane in existing construction improvement according to claim 3 wherein the number of longitudinal ribs is plural.

5. The existing large roof hoist in building reconstruction engineering according to claim 1, wherein the base includes:

the two transverse beams are oppositely arranged, the two support beams are respectively supported at two ends of the transverse beams, the two transverse beams are arranged along the length direction of the support beams, and the end parts of the transverse beams are fixedly connected with one end of the support beams;

and two opposite sides of the cross beam are respectively arranged on the two cross beams.