CN222647415U - Assembled precast concrete superimposed sheet hoist device - Google Patents

Abstract

An assembled precast concrete superimposed sheet hoist device relates to building engineering material hoist and mount technical field. Including horizontally girder, the connecting piece is connected on the upper portion of girder, the connecting piece is triangle-shaped, and both sides are the circular arc limit of indent, and a plurality of triangle-shaped's strengthening rib is respectively connected to triangle-shaped both sides, rings that are used for connecting lifting device lifting hook are connected at the connecting piece top, the both ends of girder respectively set up a plurality of the same secondary beams of quantity, and the secondary beam at both ends uses the connecting piece as center axisymmetry, sets up two links on every secondary beam, damping spring is connected to the link, damping spring uses the connecting piece to become axisymmetry setting as the center to connect the couple through wire rope, the couple hooks the prefabricated concrete superimposed sheet of superimposed sheet point of overlapping carries out assembly type and hoists the operation fast. The damping spring is used as a tool for connecting the hanging ring and the steel wire rope, so that the laminated plate is uniformly stressed in the hoisting process, the manufacturing is simple, the cost is saved, the application range is wide, and the method is stable, safe and reliable.

Description

Assembled precast concrete superimposed sheet hoist device

Technical Field

The utility model relates to the technical field of building engineering material hoisting, in particular to a simple prefabricated concrete laminated slab hoisting device.

Background

In order to meet the requirements of green buildings, most building constructions currently adopt assembly type components to improve the engineering assembly rate, and the assembly type laminated plates become the primary design choice. The laminated slab can reduce the amount of template installation engineering and labor cost, is convenient to construct and saves a great deal of cost, so that the current trend in the industry is to use the laminated slab to replace cast-in-situ reinforced concrete slabs.

The superimposed sheet hoist and mount belong to the great branch project of danger, adopt lifting devices lifting hook such as tower crane, automobile crane to directly hook superimposed sheet frame reinforcing bar through four wire ropes and hoist and mount mostly, adopt this kind of hoist and mount mode, the unavoidable circumstances that exists superimposed sheet slope and atress inequality in the handling in-process, and then lead to the circumstances of superimposed sheet fracture to appear, appear cracked extreme case even, exist very big potential safety hazard. At present, a plurality of superimposed sheet lifting tools exist, but most of superimposed sheet lifting tools are complex in device, complicated in manufacturing process and waste a great deal of time and cost.

Disclosure of utility model

The utility model aims to solve the problems of uneven stress of the laminated slab, complicated manufacturing process of a hoisting tool and the like in the background art, and provides a simple assembled precast concrete laminated slab hoisting device.

The technical scheme includes that the assembled precast concrete laminated slab hoisting device comprises a horizontal main beam, and is characterized in that the upper portion of the main beam is connected with a connecting piece, the connecting piece is triangular, two sides of the connecting piece are concave arc sides, two sides of the triangle are respectively connected with a plurality of triangular reinforcing ribs, the top of the connecting piece is connected with hoisting rings for connecting hoisting equipment hooks, two ends of the main beam are respectively provided with a plurality of secondary beams with the same number, the secondary beams at the two ends form axisymmetry with the connecting piece as the center, each secondary beam is provided with two hanging rings, the hanging rings are connected with damping springs, the damping springs are arranged in an axisymmetric mode with the connecting piece as the center, and are connected with hooks through steel wire ropes, and the hooks hook the laminated slab hoisting points to carry out rapid hoisting operation of the assembled precast concrete laminated slab.

The circular arc of the connecting piece corresponds to a central angle of 75 degrees, the circular radius is 260mm, and two triangular reinforcing ribs are respectively connected to two sides of the triangle.

The main beam is made of cast iron, and the main beam is 2480mm long, 220mm wide and 125mm thick.

The secondary beams are semi-elliptic, two secondary beams are arranged at each end of the main beam, and the distance between every two adjacent secondary beams is 300mm.

The damping spring comprises a spring and a protective shell arranged outside the spring, and the spring parameter is phi 12 x 80 x 240 x 8N.

The damping spring, the steel wire rope and the hook are detachable parts.

The utility model has the following beneficial effects:

(1) The superimposed sheet hoisting device is connected with the hoisting ring of the device through the hoisting equipment lifting hook, and the hanging hook is connected with the superimposed sheet hoisting point to carry out the assembly type precast concrete superimposed sheet hoisting operation.

(2) The four damping springs of the superimposed sheet hoisting device are connected with the hanging rings on the inner side or the outer side, so that the four damping springs are axisymmetric with the connecting piece as the center, and therefore, the positions of the damping springs can be adjusted to meet the hoisting operation of superimposed sheets with different sizes.

(3) When the laminated slab hoisting device is used for hoisting, four hanging rings are connected with four damping springs, the resultant force in the horizontal direction is zero, and the resultant force in the vertical direction is vertically upward, so that the uniform stress of the laminated slab can be ensured, the cracking condition and the breaking extreme condition of the laminated slab are avoided, and the hoisting safety is ensured.

(4) Compared with other superimposed sheet lifting tools, the superimposed sheet lifting device has the advantages of simple structure, convenience in manufacturing, less material consumption, material cost saving and labor cost saving, and meanwhile, the manufacturing time saving.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a top view of the present utility model.

Fig. 3 is a front view of the present utility model.

Fig. 4 is a side view of the present utility model.

Fig. 5 is a diagram showing the effect of the present utility model.

In the figure, the lifting ring is 1, the connecting piece is 2, the main beam is 3, the secondary beam is 4, the hanging ring is 5, the damping spring is 6, the steel wire rope is 7, and the hook is 8.

Detailed Description

The present utility model will be described in detail below with reference to the drawings and examples, but the present utility model is not limited to the specific examples.

Examples

As shown in fig. 1-4, an assembled precast concrete superimposed sheet hoist device, including horizontal girder 3, connecting piece 2 is connected on girder 3's upper portion, connecting piece 2 is triangle-shaped, and both sides are the circular arc limit of indent, and a plurality of triangle-shaped strengthening ribs are respectively connected to triangle-shaped both sides, rings 1 that are used for connecting lifting device lifting hook are connected at connecting piece 2 top, girder 3's both ends respectively set up a plurality of same secondary beams 4, and the secondary beam 4 at both ends uses connecting piece 2 as center axisymmetry, sets up two link 5 on every secondary beam 4, link 5 connects damping spring 6, damping spring 6 uses connecting piece 2 as center axisymmetry setting to connect couple 8 through wire rope 7, couple 8 hooks superimposed sheet hoisting point and carries out assembled precast concrete superimposed sheet quick hoist operation.

The circular arc of the connecting piece 2 corresponds to a central angle of 75 degrees, the circular radius is 260mm, and two triangular reinforcing ribs are respectively connected to two sides of the triangle.

The main beam 3 is made of cast iron, and has the dimensions of 2480mm long, 220mm wide and 125mm thick.

The secondary beams 4 are semi-elliptic, two secondary beams are arranged at each end of the main beam 3, and the distance between adjacent secondary beams is 300mm.

The damping spring 6 comprises a spring and a protective shell arranged outside the spring, and the spring parameter is phi 12 x 80 x 240 x 8N.

The damping spring 6, the steel wire rope 7 and the hook 8 are detachable parts.

As shown in fig. 5, when the utility model is applied, the hooks 8 directly hook the hoisting points of the laminated slab, the hoisting work of the assembled precast concrete laminated slab can be carried out by lifting through hoisting equipment, and after the assembled precast concrete laminated slab is hoisted to a designated position, the hoisting work of the next assembled precast concrete laminated slab can be carried out by removing the hooks 8 at the other end of the steel wire rope.

The above description of the present utility model will be further described in detail with reference to the accompanying drawings, and it should not be construed as limiting the practice of the utility model to these descriptions. It should be understood by those skilled in the art that the present utility model may be simply put forth and substituted without departing from the spirit of the utility model.

Claims (5)

1. An assembled precast concrete composite slab lifting device, comprising a horizontal main beam (3), characterized in that: the upper part of the main beam (3) is connected to a connecting piece (2), the connecting piece (2) is triangular, and the two sides are concave arc sides, and the two sides of the triangle are respectively connected to a plurality of triangular reinforcing ribs, the top of the connecting piece (2) is connected to a lifting ring (1) for connecting a lifting hook of a lifting device, and a plurality of secondary beams (4) of the same number are respectively arranged at both ends of the main beam (3), and the secondary beams (4) at both ends are axially symmetrical with the connecting piece (2) as the center, and two hanging rings (5) are arranged on each secondary beam (4), and the hanging ring (5) is connected to a damping spring (6), and the damping spring (6) is axially symmetrical with the connecting piece (2) as the center, and is connected to a hook (8) through a steel wire rope (7), and the hook (8) hooks the composite slab lifting point to perform a quick lifting operation of the assembled precast concrete composite slab. 2. An assembled precast concrete composite slab lifting device according to claim 1, characterized in that: the central angle corresponding to the arc of the connecting member (2) is 75 degrees, the radius of the circle is 260 mm, and two triangular reinforcing ribs are connected on both sides of the triangle. 3. The assembly type precast concrete composite slab lifting device according to claim 1, characterized in that: the main beam (3) is made of cast iron, with dimensions of 2480 mm in length, 220 mm in width, and 125 mm in thickness. 4. The assembly type precast concrete composite slab lifting device according to claim 1, characterized in that: the secondary beam (4) is semi-elliptical, two are arranged at each end of the main beam (3), and the spacing between adjacent secondary beams is 300 mm. 5. The assembled precast concrete composite slab lifting device according to claim 1, characterized in that: the damping spring (6) comprises a spring and a protective shell arranged outside the spring, and the spring parameter is φ12*80*240*8N.