CN215946482U

CN215946482U - Nondestructive hoisting tool for concrete prefabricated part

Info

Publication number: CN215946482U
Application number: CN202121660523.0U
Authority: CN
Inventors: 汪丹; 张凯
Original assignee: Henan Xinyang Huangchuan Chengtou Jianding Housing Industry Co ltd
Current assignee: Henan Xinyang Huangchuan Chengtou Jianding Housing Industry Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-03-04
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a concrete prefabricated part lossless hoisting tool, which comprises a fixed frame, wherein the fixed frame is a whole device installation main body, a power output mechanism motor is fixed on the fixed frame, and a fixed block is fixed on the fixed frame; the rotating shaft is fixed on an output shaft of the motor, a rotating shaft bearing is fixed on the fixing frame, and gears are symmetrically fixed on the rotating shaft; the movable plate is arranged in the fixing frame, a lifting hook is arranged at the upper end of the movable plate, a steel wire rope is connected onto the lifting hook, a connecting ring is connected onto the steel wire rope, and the connecting ring is connected with the external crane. This concrete prefabricated component can't harm lifting device adopts adjustable stop gear to realize fixing the spacing fixed action of prefab, both can realize fixing not unidimensional component, can guarantee again that the component focus uses and is located the center to avoid hoist and mount in-process prefab slope skew, cooperation buffering damper realizes the guard action, avoids the prefab collision to damage.

Description

Nondestructive hoisting tool for concrete prefabricated part

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a nondestructive hoisting tool for a concrete prefabricated part.

Background

The concrete prefabricated part is a building part produced in batches by a mould, and the concrete prefabricated part generally has larger weight, so the concrete prefabricated part needs to be transported by a hoisting tool matched with a crane, and the existing hoisting tool for the concrete prefabricated part has certain defects when in use, such as the defects of the existing hoisting tool for the concrete prefabricated part;

the hoisting tool for the precast concrete member disclosed in the publication No. CN208361701U comprises a hoisting ring, a first connecting body, a second connecting body and a cover plate, wherein the hoisting ring penetrates through a through hole in the first connecting body to be movably connected with the first connecting body …, the second connecting body is anchored in the precast concrete member, and the shape of the cover plate is matched with that of the hoisting ring;

this prior art solution also exists when used:

1. when the hoisting device is connected with a member, punching is needed, and when the hole position is not correct, the member is easy to incline to influence the normal hoisting;

2. the problem that the prefabricated part is easy to collide to cause damage and the like when the prefabricated part is dropped due to the lack of a limiting protection mechanism;

improvements are needed to address the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a nondestructive hoisting tool for a concrete prefabricated part, which aims to solve the problems that the hoisting is influenced by the inclination of the prefabricated part and the prefabricated part is damaged by collision easily in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a concrete precast element nondestructive hoisting tool includes:

the power output mechanism comprises a fixing frame, a power output mechanism and a power output mechanism, wherein the fixing frame is a main body for mounting the whole device, a motor of the power output mechanism is fixed on the fixing frame, and a fixing block is fixed on the fixing frame;

the rotating shaft is fixed on an output shaft of the motor, a rotating shaft bearing is fixed on the fixing frame, and gears are symmetrically fixed on the rotating shaft;

the movable plate is arranged in the fixed frame, a lifting hook is arranged at the upper end of the movable plate, a steel wire rope is connected to the lifting hook, a connecting ring is connected to the steel wire rope, the connecting ring is connected with an external crane, and a supporting plate is fixed to the movable plate;

and the fixed cylinder is symmetrically fixed on the side edge of the movable plate, and the lower end of the fixed cylinder is provided with a roller.

Preferably, the movable plate is further provided with a hanging ring and a convex tooth rod;

the lifting rings are symmetrically fixed on the lifting rings, and the lifting rings are connected with the lifting hooks to realize a lifting effect;

the convex-tooth rod is symmetrically fixed on the movable plate, the clamping of the prefabricated member can be fixed through the mechanism, the center of gravity of the prefabricated member can be guaranteed to be located in the middle under the action of the hanging ring, and therefore the prefabricated member is prevented from inclining in the hoisting process.

Preferably, the transmission effect is realized with gear intermeshing to the dogtooth pole, and dogtooth pole sliding connection realizes the guide effect on the fixed block, drives through the motor, and the meshing transmission effect of cooperation dogtooth pole and gear provides basic effort for the removal of fly leaf.

Preferably, the movable plate is further connected to the guide rod in a sliding mode, the guide rod is symmetrically fixed to the fixing frame, and when the movable plate moves, the movable plate and the guide rod are guided to slide, so that the moving stability of the movable plate is guaranteed.

Preferably, it is connected with rotatable bull stick to go back equidistant bearing on the layer board, and the layer board end is the slope structure, when fixing the prefab, makes things convenient for the layer board to insert the prefab lower extreme through the terminal slope structure of layer board, and the rotation effect of cooperation bull stick makes things convenient for the prefab to remove to realize centre gripping fixed action.

Preferably, the fixed cylinder is further provided with a through hole, a spring and a piston;

the through holes are symmetrically fixed on the fixed cylinder to realize air circulation;

the spring is fixed on the fixed cylinder and provides a reset acting force;

the piston is matched with the fixed cylinder to slide, fixed at the tail end of the spring and used for forming a buffer mechanism, and when the prefabricated part is placed on the ground, the piston compresses air and is matched with the through hole to form certain pressure so as to form a buffer effect and avoid the prefabricated part from being directly contacted with the ground to generate collision and damage.

Compared with the prior art, the utility model has the beneficial effects that: this concrete prefabricated component can't harm lifting device adopts adjustable stop gear to realize fixing the spacing fixed action of prefab, both can realize fixing not unidimensional component, can guarantee again that the component focus uses and is located the center to avoid hoist and mount in-process prefab slope skew, cooperation buffering damper realizes the guard action, avoids the prefab collision to damage.

1. When hoisting prefabricated component, at first starter motor, the transmission effect of cooperation gear and dogtooth pole drives the fly leaf and moves, and then drives the layer board and moves, makes the layer board realize the spacing fixed action to the prefab, realizes the hoist and mount through lifting hook and rings cooperation and transports, guarantees that the prefab focus is located the center to avoid the prefab skew.

2. When the prefab that drops, through the air in the fixed cylinder of sliding action compression between piston and the fixed cylinder, because the through-hole exhaust is slower to make and form certain atmospheric pressure in the fixed cylinder, and gravity is big more, and atmospheric pressure is stronger, and then realizes the cushioning effect, avoids the prefab direct and ground contact collision and damages.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of a fixing frame according to the present invention;

FIG. 2 is a schematic side view of a cross-sectional structure of the fixing frame of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic top view of the fixing frame of the present invention;

fig. 5 is a schematic front sectional view of the fixing cylinder according to the present invention.

In the figure: 1. a fixed mount; 2. a motor; 3. a rotating shaft; 4. a gear; 5. a fixed block; 6. a movable plate; 601. a hoisting ring; 602. a rack bar; 7. a hook; 8. a wire rope; 9. a connecting ring; 10. a support plate; 1001. a rotating rod; 11. a fixed cylinder; 1101. a through hole; 1102. a spring; 1103. a piston; 12. a roller; 13. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a concrete precast element nondestructive hoisting tool includes:

the device comprises a fixed frame 1, a power output mechanism motor 2 and a fixed block 5, wherein the fixed frame 1 is a main body for mounting the whole device;

the rotating shaft 3 is fixed on an output shaft of the motor 2, the rotating shaft 3 is fixed on the fixed frame 1 in a bearing mode, and gears 4 are symmetrically fixed on the rotating shaft 3;

the movable plate 6 is arranged in the fixed frame 1, a lifting hook 7 is arranged at the upper end of the movable plate 6, a steel wire rope 8 is connected onto the lifting hook 7, a connecting ring 9 is connected onto the steel wire rope 8, the connecting ring 9 is mutually connected with an external crane, and a supporting plate 10 is fixed onto the movable plate 6;

the fixed cylinder 11 is symmetrically fixed on the side of the movable plate 6, and the lower end of the fixed cylinder 11 is provided with a roller 12.

The movable plate 6 is also provided with a hanging ring 601 and a convex tooth rod 602; the hanging rings 601 are symmetrically fixed on the hanging rings 601, and the hanging rings 601 are mutually connected with the lifting hooks 7 to realize the lifting function; the cam rods 602 are symmetrically fixed on the movable plate 6; the convex tooth rod 602 is meshed with the gear 4 to realize a transmission effect, and the convex tooth rod 602 is connected to the fixed block 5 in a sliding manner to realize a guide effect; the movable plate 6 is also connected to the guide rods 13 in a sliding manner, and the guide rods 13 are symmetrically fixed on the fixed frame 1.

When the concrete prefabricated part nondestructive hoisting tool is used, firstly, the fixing frame 1 is placed, the supporting plate 10 is just positioned at two sides of the prefabricated part, the motor 2 is started, the rotating shaft 3 is driven to rotate under the action of the motor 2, the gear 4 is driven to rotate, the movable plate 6 is driven to stably slide on the guide rod 13 by matching the meshing transmission action between the gear 4 and the convex tooth rod 602, the stability of the meshing transmission between the gear 4 and the convex tooth rod 602 is ensured by the sliding action between the convex tooth rod 602 and the fixed block 5, the supporting plate 10 is driven to move when the movable plate 6 moves, the supporting plate 10 is convenient to insert below the prefabricated part to realize lifting due to the inclined structure at the tail end of the supporting plate 10, when the prefabricated part is contacted with the rotating rod 1001, the prefabricated part is convenient to move on the supporting plate 10 by the rotation of the rotating rod 1001 until the movable plate 6 is contacted with the prefabricated part to realize the limiting action, the horizontal focus of prefab this moment is located the central line, can effectively avoid hoist and mount transportation in-process prefab skew.

The supporting plate 10 is also connected with a rotatable rotating rod 1001 by an equidistant bearing, and the tail end of the supporting plate 10 is of an inclined structure; the fixed cylinder 11 is also provided with a through hole 1101, a spring 1102 and a piston 1103; the through holes 1101 are symmetrically fixed on the fixed cylinder 11 to realize air circulation; a spring 1102 fixed to the fixed cylinder 11 to provide a restoring force; and a piston 1103 sliding in cooperation with the fixed cylinder 11, and the piston 1103 is fixed to the end of the spring 1102.

When hoisting, the connecting ring 9 is connected with an external crane through a steel wire rope 8, the lifting hook 7 is buckled with the lifting ring 601, the crane drives the steel wire rope 8 to realize the hoisting effect on the prefabricated member, when the supporting plate 10 leaves the ground, the piston 1103 slides downwards to a fixed position under the action of the spring 1102, when the prefabricated member is dropped, the roller 12 on the piston 1103 is firstly contacted with the ground, the air in the fixing cylinder 11 is extruded by the forced movement of the piston 1103 due to the gravity action of the whole device and the prefabricated member on the roller 12 and the piston 1103, the air is discharged through the through hole 1101, and the air is difficult to be discharged quickly due to the small diameter of the through hole 1101, so that a certain air pressure is formed in the fixing cylinder 11, the air pressure changes along with the gravity, the buffer is realized through the air pressure action, the prefabricated member is prevented from being directly contacted with the ground to be damaged until the piston 1103 is completely retracted into the fixing cylinder 11, and then the supporting plate 10 is moved according to the principle, and the prefabricated part is dropped.

The working principle is as follows: as shown in fig. 1-5, when the concrete precast element nondestructive hoisting tool is used, the fixing frame 1 is firstly placed, the supporting plates 10 are right positioned at both sides of the precast element, the motor 2 is started, the movable plate 6 and the supporting plate 10 are driven to move by the meshing transmission action of the gear 4 and the convex tooth rod 602 until the limit action of the prefabricated part is realized by the action of the supporting plate 10, when in hoisting, the connecting ring 9 is connected with an external crane through the steel wire rope 8, the lifting hook 7 is buckled with the lifting ring 601, the crane drives the steel wire rope 8 to realize hoisting and transferring of the prefabricated part, when the prefabricated member is dropped, the piston 1103 extrudes air in the fixed cylinder 11 under the action of gravity, so that the fixed cylinder 11 forms certain air pressure to realize the buffering and damping effects, and the prefabricated member is prevented from being directly contacted with the ground and damaged, namely the working principle of the concrete prefabricated member lossless hoisting tool.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concrete prefabricated component does not harm lifting device which characterized in that includes:

2. The nondestructive hoisting tool for the concrete prefabricated part according to claim 1, characterized in that: the movable plate is also provided with a hanging ring and a convex tooth rod;

and the convex tooth rods are symmetrically fixed on the movable plate.

3. The nondestructive hoisting tool for the concrete prefabricated part according to claim 2, characterized in that: the convex tooth rod is meshed with the gear to achieve a transmission effect, and the convex tooth rod is connected to the fixing block in a sliding mode to achieve a guiding effect.

4. The nondestructive hoisting tool for the concrete prefabricated part according to claim 1, characterized in that: the movable plate is further connected to the guide rods in a sliding mode, and the guide rods are symmetrically fixed on the fixing frame.

5. The nondestructive hoisting tool for the concrete prefabricated part according to claim 1, characterized in that: the supporting plate is further connected with a rotatable rotating rod through an equidistant bearing, and the tail end of the supporting plate is of an inclined structure.

6. The nondestructive hoisting tool for the concrete prefabricated part according to claim 1, characterized in that: the fixed cylinder is also provided with a through hole, a spring and a piston;

the spring is fixed on the fixed cylinder and provides a reset acting force;

and the piston is matched with the fixed cylinder to slide, and is fixed at the tail end of the spring.