CN211036729U

CN211036729U - Telescopic hanging basket overturning prevention device

Info

Publication number: CN211036729U
Application number: CN201921821463.9U
Authority: CN
Inventors: 李亮亮; 孙镇梅; 胡依方; 徐杰; 张振
Original assignee: Shandong Fengnian Road And Bridge Steel Structure Co ltd
Current assignee: Shandong Fengnian Road And Bridge Steel Structure Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-17
Anticipated expiration: 2029-10-28

Abstract

The to-be-solved problem of the utility model is to provide a telescopic string basket anti-overturning device, under the circumstances that left-hand thread wheel device became invalid, still can guarantee to hang the basket and be in normal condition, simple structure, installation dismantlement convenience simultaneously. Comprises a telescopic oil cylinder, the upper end of which is hinged on a node box at the rear side of a hanging basket; the upper end of the lifting hook connecting rod is hinged with the lower end of the telescopic oil cylinder; the center of the lifting hook beam is connected to the lower end of the lifting hook connecting rod, and the two pairs of lifting hook assemblies are connected to the left end and the right end of the lifting hook beam respectively and can be reversely buckled on the hanging basket walking track.

Description

Telescopic hanging basket overturning prevention device

Technical Field

The utility model relates to a cantilever string basket construction field, concretely relates to telescopic string basket anti-overturning device.

Background

The hanging basket is a main device for sectional construction of the prestressed concrete continuous beam, the T-shaped steel structure and the cantilever beam, can move forwards along the whole track without erecting a support and using a large crane. Compared with other methods, the hanging basket construction method has the advantages of light structure, simplicity and convenience in splicing, no pressure, heavy weight and the like, and is widely applied to the field of bridge construction.

The cradle construction is the key of cantilever pouring success and failure, so the safety of cradle construction is crucial, along with the increasing use of cradles, the question of construction safety comes into the fore because in the walking process of a common cradle structure, as shown in figure 1, the rear side of the cradle is stressed only by the reverse buckling wheel device, once the reverse buckling wheel device has a problem, the whole cradle is in danger of overturning, and the whole beam body is seriously damaged, so the improvement of cradle construction safety is urgent, the problem is overturned and improved, the problem must be solved by thinking and trying to solve in the case of overturning and not influencing the construction, although the overturning prevention device for solving similar problems appears in the market, the structure is complex, and the installation and the disassembly are inconvenient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a telescopic string basket anti-overturning device, under the circumstances that left-hand thread wheel device became invalid, still can guarantee to hang the basket and be in normal condition, simple structure, installation dismantlement convenience simultaneously.

A telescopic hanging basket overturn-preventing device, which comprises,

The upper end of the telescopic oil cylinder is hinged to the node box on the rear side of the hanging basket;

The upper end of the lifting hook connecting rod is hinged with the lower end of the telescopic oil cylinder;

A hook beam, the center position of which is connected with the lower end of the hook connecting rod,

And the two pairs of lifting hook assemblies are respectively connected to the left end and the right end of the lifting hook cross beam and can be reversely buckled on the hanging basket walking track.

Furthermore, the sleeve end part of the telescopic oil cylinder is hinged to a node box at the rear side of the hanging basket, the telescopic rod end part of the telescopic oil cylinder is hinged to the upper end of the lifting hook connecting rod, the lower end connected with the lifting hook is hinged to the center of the lifting hook cross beam through a pin shaft, and the two pairs of lifting hook assemblies are hinged to the left end and the right end of the lifting hook cross beam through pin shafts respectively.

Furthermore, each auxiliary lifting hook component comprises a lifting hook I and a lifting hook II, wherein the lifting hook I and the lifting hook II are distributed in bilateral symmetry and can rotate relatively.

Furthermore, the lifting hook cross beam is formed by welding two channel steels and a connecting plate.

Furthermore, the lifting hook connecting rod, the lifting hook cross beam and the two pairs of lifting hook components are made of Q235 materials.

Compared with the prior art, the utility model the beneficial effect who gains as follows:

1. The utility model discloses provide more powerful safety guarantee for hanging the basket construction on the basis of original left-hand thread wheel device. When the reverse buckling wheel device fails, the two pairs of lifting hook assemblies can tightly and reversely buckle the travelling track of the hanging basket, and the hanging basket can still be ensured to be in a normal state. The failed reverse buckling wheel device can be timely disassembled, replaced and maintained through the adjustment of the telescopic oil cylinder;

2. The lifting hook assembly consists of a lifting hook I and a lifting hook II which can rotate relatively, the lifting hook assembly is conveniently and quickly reversely buckled on the hanging basket travelling track, and the operation is convenient and quick;

3. When the hanging basket is installed, the hook assembly is reversely buckled on the rail, and the anchor pretightening force is adjusted through hydraulic pressure through the contraction of the telescopic oil cylinder, so that the labor is saved, and the hanging basket is more convenient to install;

4. The utility model discloses the dead weight is reduced more relatively to the structure, and simple structure, operation convenient to use have improved the security and the efficiency of construction greatly.

Drawings

FIG. 1 is a schematic structural view of a cradle relying only on a reverse buckling wheel device in the prior art;

FIG. 2 is a schematic view of a hanging basket structure according to the present invention;

FIG. 3 is an enlarged view of the portion A in FIG. 2;

FIG. 4 is a front view of the telescopic hanging basket overturn preventing device of the present invention;

FIG. 5 is a left side view of the telescopic hanging basket overturn preventing device of the present invention;

In the figure: 1. the lifting device comprises a telescopic oil cylinder, 2, a lifting hook connecting rod, 3, a lifting hook cross beam, 4, lifting hooks I and 5, lifting hooks II and 6 and a walking track.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. The described embodiments are only some embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 2, to use and hang basket construction at the cantilever as an example, hang the walking track 6 of basket and generally comprise two H shaped steel or two I-steel, on hanging conventional left-hand thread wheel device basis of having installed on basket rear side and the corresponding basket walking track, for providing more powerful safety guarantee for hanging basket construction, install additional between basket rear side and the basket walking track telescopic string basket anti-overturning device.

As shown in fig. 3-5, the telescopic basket overturn preventing device mainly comprises a telescopic oil cylinder 1, a hook connecting rod 2, a hook cross beam 3 and two pairs of hook assemblies. The upper end of a sleeve of the telescopic oil cylinder 1 is hinged on a node box at the rear side of the hanging basket, and the lower end of a telescopic rod of the telescopic oil cylinder 1 is hinged on the upper end of the hook connecting rod 2. The lifting hook beam 3 is formed by welding two channel steels and a connecting plate, and the central position of the lifting hook beam is hinged at the lower end of the lifting hook connecting rod 2 through a pin shaft. Two pairs of lifting hook components are respectively hinged to the left end and the right end of the lifting hook cross beam 3 through pin shafts, each pair of lifting hook components comprises a lifting hook I4 and a lifting hook II 5, and the lifting hooks I4 and the lifting hooks II 5 are bilaterally symmetrically distributed and can rotate relatively. Therefore, the lifting hook I4 and the lifting hook II 5 can be conveniently and quickly reversely buckled on the edge of the I-shaped steel corresponding to the hanging basket traveling track.

In order to ensure the overall strength, the lifting hook connecting rod 2, the lifting hook cross beam 3 and the two pairs of lifting hook components are made of Q235 materials. The length of lifting hook crossbeam is 77cm, the utility model discloses holistic weight is only 115.2kg, under the prerequisite of not increasing too big heavy burden, can fully guarantee the intensity of design.

The utility model discloses specific working process as follows:

After hanging basket rear side installation left-hand thread wheel device, install again the utility model discloses a telescopic string basket anti-overturning device, artifical with II left-hand threads of lifting hook I and lifting hook on the walking track, lifting hook I and lifting hook II are in the left-hand thread state under self action of gravity all the time, under the condition that runs into left-hand thread wheel device inefficacy, two pairs of lifting hook subassemblies can tightly left-hand thread hang basket walking track, the power that left-hand thread wheel device bore shifts to two pairs of lifting hook subassemblies, still can guarantee to hang the basket and be in normal condition. The failed reverse buckling wheel device can be timely disassembled, replaced and maintained through the adjustment of the telescopic oil cylinder;

When the hanging basket is installed, the hook assembly is reversely buckled on the rail, and the anchor pretightening force is adjusted through hydraulic pressure through the contraction of the telescopic oil cylinder, so that the labor is saved, and the hanging basket is more convenient to install; the utility model discloses the dead weight is reduced more relatively to the structure, and simple structure, operation convenient to use have improved the security and the efficiency of construction greatly.

Claims

1. A telescopic hanging basket overturn-preventing device is characterized by comprising,

2. The telescopic hanging basket overturn preventing device as claimed in claim 1, wherein the sleeve end of the telescopic oil cylinder is hinged to the node box at the rear side of the hanging basket, the telescopic rod end of the telescopic oil cylinder is hinged to the upper end of the lifting hook connecting rod, the lower end of the lifting hook is hinged to the center of the lifting hook cross beam through a pin shaft, and the two pairs of lifting hook assemblies are respectively hinged to the left end and the right end of the lifting hook cross beam through pin shafts.

3. The telescopic hanging basket overturn preventing device as claimed in claim 2, wherein each auxiliary hook assembly comprises a hook I and a hook II, and the hooks I and II are symmetrically distributed and can rotate relatively.

4. The telescopic hanging basket overturn preventing device as claimed in claim 1, wherein the hook cross beam is formed by welding two channel steel and a connecting plate.

5. The telescopic basket overturn preventing device as claimed in any one of claims 1 to 4, wherein the hook connecting rod, the hook cross member and the two pairs of hook components are made of Q235 material.