CN212387556U

CN212387556U - Lifting hook is used in construction of PC concrete member

Info

Publication number: CN212387556U
Application number: CN202021060794.8U
Authority: CN
Inventors: 陈长能
Original assignee: Zhejiang Huanyu Zhongmin Zhuyou Construction Technology Co ltd
Current assignee: Zhejiang Huanyu zhuyou Construction Technology Co.,Ltd.
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-01-22
Anticipated expiration: 2030-06-09

Abstract

The utility model belongs to the technical field of hoisting equipment, especially a lifting hook for PC concrete member construction, including the baffle-box, be connected with components of a whole that can function independently rings above the baffle-box, be connected with the stranding lifting rope above the components of a whole that can function independently rings, the stranding lifting rope top is provided with the lifting rope connecting plate, the stranding lifting rope top is provided with the stranding lifting rope, the stranding lifting rope top is connected with total rings; sliding rails are arranged on two sides inside the buffer box, sliding blocks are connected to the surfaces of the sliding rails in a sliding mode, and one side of each sliding block is connected with a lifting plate; the utility model discloses divide into the stranded lifting rope, can effectively disperse the gravity of PC concrete component, replace a traditional lifting rope, disperse stress, increase the bearing capacity of lifting rope, through the baffle-box that sets up, can lift by crane liftoff utilization buffer spring in the twinkling of an eye at PC concrete component and cushion the momentum, prevent that PC concrete component from lifting by crane liftoff pressure in the twinkling of an eye too big and cause the damage to the device.

Description

Lifting hook is used in construction of PC concrete member

Technical Field

The utility model relates to a jacking equipment technical field especially relates to a lifting hook is used in construction of PC concrete member.

Background

PCs are known in the field of housing industrialization as PC components. Such as prefabricated reinforced concrete column foundation, prefabricated steel structure steel column foundation, street lamp billboard column reinforced concrete foundation and prefabricated floor slab. The corresponding traditional cast-in-place concrete needs site moulding, site pouring and site maintenance. The concrete prefabricated member is widely applied to the fields of buildings, traffic, water conservancy and the like, and plays an important role in national economy.

At present, need use the lifting hook to hoist during the construction of PC concrete member, sometimes a lifting hook can't guarantee to lift by crane balancedly, and traditional lifting hook simple structure can't cushion the gravity of PC concrete member simultaneously, and the structural strength who uses traditional lifting hook for a long time can cause the destruction.

In order to solve the problems, the application provides a lifting hook for construction of a PC concrete member.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a lifting hook is used in construction of PC concrete member, lifting hook mounting panel below sets up two sets of lifting hooks, can prevent effectively that the PC concrete member from lifting by crane the in-process rotation in the air, can effectively increase the stability of PC concrete member hoist and mount process, it is the strand lifting rope to divide into the stranding lifting rope, can effectively disperse the gravity of PC concrete member, replace a traditional lifting rope, disperse stress, increase the bearing capacity of lifting rope, through the baffle-box that sets up, can utilize buffer spring to cushion the momentum in the twinkling of an eye that the PC concrete member lifts by crane liftoff, prevent that the PC concrete member from lifting by crane liftoff pressure in the twinkling of an eye too big damage to the device that causes.

(II) technical scheme

In order to solve the problems, the utility model provides a lifting hook for PC concrete member construction, which comprises a buffer box, wherein a split lifting ring is connected above the buffer box, a split lifting rope is connected above the split lifting ring, a lifting rope connecting plate is arranged above the split lifting rope, a stranded lifting rope is arranged above the lifting rope connecting plate, and a total lifting ring is connected above the stranded lifting rope;

the inside both sides of baffle-box are provided with the slide rail, slide rail surface sliding connection has the slider, slider one side is connected with the lifter plate, the lifter plate below is connected with buffer spring, buffer spring is inside to run through there is the telescopic link, the telescopic link below is connected with the telescopic link connecting plate, telescopic link connecting plate below is connected with the lifting hook mounting panel, lifting hook mounting panel below both sides all are provided with the lifting hook.

Preferably, the strand-dividing lifting rope penetrates through the lower portion of the lifting rope connecting plate, the strand-dividing lifting rope is woven into a strand-combining lifting rope in the lifting rope connecting plate, and the strand-combining lifting rope penetrates out of the upper portion of the lifting rope connecting plate.

Preferably, the inner surface of the lifting hook is provided with a rubber pad, and the lifting hook is internally provided with an anti-falling rod.

Preferably, the inside through connection of lifting hook mounting panel has the lifting hook connecting axle, the lifting hook passes through the lifting hook connecting axle and is connected.

Preferably, a structural rib plate is arranged above the telescopic rod connecting plate, and the telescopic rod connecting plate is fixedly connected with the telescopic rod through the structural rib plate.

Preferably, the lower part of the telescopic rod connecting plate is connected with a connecting bolt in a penetrating manner, and the telescopic rod connecting plate is connected with the lifting hook mounting plate through the connecting bolt.

Preferably, a lifting ring connecting plate is arranged between the buffer box and the split lifting ring, and the buffer box, the split lifting ring and the lifting ring connecting plate are fixedly connected in a welding mode.

The above technical scheme of the utility model has following profitable technological effect:

1. the stranded lifting rope is divided into the stranded lifting ropes, so that the gravity of the PC concrete member can be effectively dispersed, the traditional lifting rope is replaced, the stress is dispersed, the bearing capacity of the lifting rope is increased, the stranded lifting ropes penetrate through the lower portion of the lifting rope connecting plate, the stranded lifting ropes are woven into the stranded lifting ropes in the lifting rope connecting plate, and the stranded lifting ropes penetrate through the upper portion of the lifting rope connecting plate;

2. through the buffer box, the buffer spring can be used for buffering the force at the moment when the PC concrete member is lifted off the ground, the damage to the device caused by overlarge pressure at the moment when the PC concrete member is lifted off the ground is prevented, the telescopic rod is pulled downwards by the gravity at the moment of lifting, the lifting plate is pulled downwards, the buffer spring resists the gravity by using elastic potential energy in the moving process, the influence of the gravity on the device can be greatly counteracted, and the structural strength of the device is strengthened;

3. two sets of lifting hooks are arranged below the lifting hook mounting plate, so that the PC concrete member can be effectively prevented from rotating in the air in the lifting process, and the stability of the PC concrete member in the lifting process can be effectively improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the buffer box of the present invention;

fig. 3 is an enlarged schematic view of the structure at the position a in the present invention.

In the figure: 1. a buffer tank; 2. a split lifting ring; 3. a hoisting ring connecting plate; 4. stranding lifting ropes; 5. a lifting rope connecting plate; 6. stranding a lifting rope; 7. a general suspension ring; 8. a telescopic rod; 9. the telescopic rod is connected with the plate; 10. a hook mounting plate; 11. a hook connecting shaft; 12. a hook; 13. a lifting plate; 14. a slide rail; 15. a slider; 16. a buffer spring; 17. a rubber pad; 18. an anti-drop rod; 19. a connecting bolt; 20. a structural rib.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a lifting hook for PC concrete member construction, including baffle-box 1, split rings 2 are connected above the baffle-box 1, split lifting rope 4 is connected above the split rings 2, lifting rope connecting plate 5 is arranged above the split lifting rope 4, stranded lifting rope 6 is arranged above the lifting rope connecting plate 5, and total rings 7 are connected above the stranded lifting rope 6;

the utility model discloses a buffer box, including buffer box 1, slide rail 14, slider 15 one side are connected with lifter plate 13, lifter plate 13 below is connected with buffer spring 16, buffer spring 16 is inside to be run through there is telescopic link 8, telescopic link 8 below is connected with telescopic link connecting plate 9, telescopic link connecting plate 9 below is connected with lifting hook mounting panel 10, lifting hook mounting panel 10 below both sides all are provided with lifting hook 12.

In this embodiment, strand lifting rope 4 is penetrated by lifting rope connecting plate 5 below, strand lifting rope 4 weaves into stranded lifting rope 6 inside lifting rope connecting plate 5, stranded lifting rope 6 is worn out by lifting rope connecting plate 5 top, is provided with rings connecting plate 3 between buffer box 1 and components of a whole that can function independently rings 2, is welded mode fixed connection between buffer box 1, components of a whole that can function independently rings 2 and rings connecting plate 3.

It should be noted that, two sets of lifting hooks 12 are arranged below the lifting hook mounting plate 10, so that the PC concrete member can be effectively prevented from rotating in the air in the hoisting process, a single lifting hook 12 is replaced, instability caused by the single lifting hook 12 is compensated, stability in the hoisting process of the PC concrete member can be effectively increased, the stranded lifting rope 6 is divided into the stranded lifting ropes 4, gravity of the PC concrete member can be effectively dispersed, a traditional lifting rope is replaced, stress is dispersed, bearing capacity of the lifting ropes is increased, through the arranged buffer box 1, the buffer spring 16 can be used for buffering the force in the moment when the PC concrete member is lifted off, and damage to the device due to overlarge pressure in the moment when the PC concrete member is lifted off the ground is prevented.

As shown in fig. 3, a structural rib plate 20 is arranged above the telescopic rod connecting plate 9, the telescopic rod connecting plate 9 is fixedly connected with the telescopic rod 8 through the structural rib plate 20, a connecting bolt 19 is connected below the telescopic rod connecting plate 9 in a penetrating manner, and the telescopic rod connecting plate 9 is connected with the hook mounting plate 10 through the connecting bolt 19.

In this embodiment, weld between the structure floor 20 and the telescopic link 8 through setting up, can effectively increase the joint strength between telescopic link 8 and the telescopic link connecting plate 9, through the connecting bolt 19 that sets up, can be connected with lifting hook mounting panel 10 with increasing telescopic link connecting plate 9, can effectively increase the stability of device.

Further, the inner surface of the lifting hook 12 is provided with a rubber pad 17, the lifting hook 12 is internally provided with an anti-falling rod 18, the lifting hook mounting plate 10 is internally connected with a lifting hook connecting shaft 11 in a penetrating manner, and the lifting hook 12 is connected with the lifting hook connecting shaft 11 through the lifting hook connecting shaft.

The working principle is as follows: the stranded lifting rope 6 is divided into the stranded lifting ropes 4, so that the gravity of a PC concrete member can be effectively dispersed, the traditional lifting rope is replaced, the stress is dispersed, the bearing capacity of the lifting rope is increased, the stranded lifting ropes 4 penetrate through the lower portion of the lifting rope connecting plate 5, the stranded lifting ropes 4 are woven into the stranded lifting ropes 6 in the lifting rope connecting plate 5, and the stranded lifting ropes 6 penetrate through the upper portion of the lifting rope connecting plate 5; through the buffer box 1, the buffer spring 16 can be utilized to buffer the force in the moment when the PC concrete member is lifted off the ground, the damage to the device caused by overlarge pressure in the moment when the PC concrete member is lifted off the ground is prevented, the telescopic rod 8 is pulled downwards by the gravity in the moment when the PC concrete member is lifted off the ground, the lifting plate 13 is pulled to move downwards, the buffer spring 16 utilizes elastic potential energy to resist the gravity in the moving process, the influence of the gravity on the device can be greatly counteracted, the structural strength of the device is strengthened, two groups of lifting hooks 12 are arranged below the lifting hook mounting plate 10, the PC concrete member can be effectively prevented from rotating in the air in the lifting process, the stability of the PC concrete member in the lifting process can be effectively improved, the stability of the lifting plate 13 in the up-down moving process can be effectively improved through the arranged slide rail 14 and the slide block 15, and the vertical limit can be simultaneously, prevent the skew, because buffer spring 16 fixes between inside bottom of baffle-box 1 and lifter plate 13, spacing to the vertical direction of lifter plate 13, can further ensure that buffer spring 16 carries out the compression of vertical direction.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A lifting hook for PC concrete member construction comprises a buffer box (1) and is characterized in that a split lifting ring (2) is connected above the buffer box (1), a stranded lifting rope (4) is connected above the split lifting ring (2), a lifting rope connecting plate (5) is arranged above the stranded lifting rope (4), a stranded lifting rope (6) is arranged above the lifting rope connecting plate (5), and a total lifting ring (7) is connected above the stranded lifting rope (6);

the utility model discloses a buffer box, including baffle-box (1), slide rail (14) sliding surface are connected with slider (15), slider (15) one side is connected with lifter plate (13), lifter plate (13) below is connected with buffer spring (16), buffer spring (16) inside has run through telescopic link (8), telescopic link (8) below is connected with telescopic link connecting plate (9), telescopic link connecting plate (9) below is connected with lifting hook mounting panel (10), lifting hook mounting panel (10) below both sides all are provided with lifting hook (12).

2. The lifting hook for construction of the PC concrete member as claimed in claim 1, wherein the stranded lifting rope (4) penetrates below the lifting rope connecting plate (5), the stranded lifting rope (4) is woven into a stranded lifting rope (6) inside the lifting rope connecting plate (5), and the stranded lifting rope (6) penetrates above the lifting rope connecting plate (5).

3. The lifting hook for construction of PC concrete members as claimed in claim 1, wherein the inner surface of the lifting hook (12) is provided with a rubber pad (17), and the lifting hook (12) is internally provided with a retaining rod (18).

4. The lifting hook for PC concrete member construction according to claim 1, wherein a lifting hook connecting shaft (11) is connected inside the lifting hook mounting plate (10) in a penetrating manner, and the lifting hook (12) is connected with the lifting hook connecting shaft (11).

5. The lifting hook for the construction of the PC concrete component as claimed in claim 1, wherein a structural rib plate (20) is arranged above the telescopic rod connecting plate (9), and the telescopic rod connecting plate (9) is fixedly connected with the telescopic rod (8) through the structural rib plate (20).

6. The lifting hook for the construction of the PC concrete member as claimed in claim 1, wherein a connecting bolt (19) penetrates through the lower part of the telescopic rod connecting plate (9), and the telescopic rod connecting plate (9) is connected with the lifting hook mounting plate (10) through the connecting bolt (19).

7. The lifting hook for the construction of the PC concrete member as claimed in claim 1, wherein a lifting ring connecting plate (3) is arranged between the buffer box (1) and the split lifting ring (2), and the buffer box (1), the split lifting ring (2) and the lifting ring connecting plate (3) are fixedly connected in a welding manner.