CN215516354U

CN215516354U - Vertical limiting structure for high-strength round eye sling

Info

Publication number: CN215516354U
Application number: CN202121841721.7U
Authority: CN
Inventors: 高长春
Original assignee: Nanjing Dahua Special Belt Knit Co ltd
Current assignee: Nanjing Dahua Special Belt Knit Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-14
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a vertical limiting structure for a high-strength round eye sling, which comprises a lifting hook, wherein the top of the lifting hook is provided with an integrated lifting ring, the inner side of the lifting hook is provided with a limiting tongue piece, one end of the inner side of the lifting hook is provided with a rotary seat, the limiting tongue piece is rotatably installed through the rotary seat, the limiting tongue piece comprises a limiting rod and an annular head, one end of the annular head is provided with an integrated telescopic rod, and the limiting rod and the annular head are installed in a limiting way through the telescopic rod; the vertical limit structure who has been used for high strength circle form eye hoist cable usually when the jack-up operation, limit structure commonly used is when the hook goods, and it is possible to drop from the lifting hook anyhow, sets up to tensile structure through the spacing tongue piece with on the device, when the lifting hook is when hoist and mount goods, can pull out the annular head of spacing tongue piece one end, and rotates the card with the annular head and establish in the recess that the lifting hook other end was seted up, guarantees the device's stability and practicality.

Description

Vertical limiting structure for high-strength round eye sling

Technical Field

The utility model belongs to the technical field of eye-ring slings, and particularly relates to a vertical limiting structure for a high-strength round eye-ring sling.

Background

The ring eye lifting hook is also called ring eye sling, is forged by high-quality carbon structural steel or alloy structural steel and is formed by heat treatment, and has the characteristics of small volume, light weight, high strength and the like, the strength grade of the ring eye lifting hook is divided into M limiting rod (4), S spring (6) and T (8), the test load of the lifting hook is 2 times of ultimate working load, the breaking load is 4 times of ultimate working load, the lifting hook is mainly used as a connecting tool in lifting operation with an application range, and the limit working load of the lifting hook and the test detection and use basis of the application range are used to strictly forbid overload use.

The vertical limit structure who is used for high strength circularity eye hoist cable now, usually when the jack-up operation, need carry out the handling usually, the device commonly used on the handling equipment has the eye hoist cable usually, and install limit structure in the inboard of eye hoist cable, carry on spacingly to the goods of hoist and mount, the stability of goods when guaranteeing hoist and mount, prevent that the goods from droing from the lifting hook, but commonly used limit structure is pure rotating-structure, when the hook goods, the spacing tongue piece of installation, only can not rotate outward, lead to the goods to be probably drop from the lifting hook at all, influence the stability of this structure and the problem of practicality, for this we propose a vertical limit structure who is used for high strength circularity eye hoist cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical limiting structure for a high-strength round eye sling, which aims to solve the problems that the existing vertical limiting structure for the high-strength round eye sling in the background art needs to be hoisted usually during hoisting operation, a common hoisting device on hoisting equipment is provided with the round eye sling, the limiting structure is arranged on the inner side of the round eye sling to limit hoisted goods, the stability of the goods during hoisting is ensured, and the goods are prevented from falling off from a lifting hook, but the common limiting structure is a simple rotating structure, and when the goods are hooked, a limiting tongue piece arranged cannot rotate outwards, so that the goods are likely to fall off from the lifting hook, and the stability and the practicability of the structure are influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a vertical limit structure for high strength circle form eye hoist cable, includes the lifting hook, the top of lifting hook is provided with the rings of integral type, just spacing tongue piece has been installed to the inboard of lifting hook, the inboard one end of lifting hook is provided with the swivel mount, spacing tongue piece passes through the swivel mount and rotates the installation, just spacing tongue piece includes gag lever post and ring head, the one end of ring head is provided with the telescopic link of integral type, the gag lever post passes through the spacing installation of telescopic link with the ring head, just the one end of telescopic link is located the inboard cover of gag lever post is equipped with the spring.

Preferably, the hanging ring and the hanging hook are integrally formed.

Preferably, an inner groove is formed in the inner side of the limiting rod, a protruding block is arranged at one end of the telescopic rod, and one end of the telescopic rod is installed in the inner groove in a limiting mode through the protruding block.

Preferably, two limiting rods are symmetrically arranged on the rotating seat, and the annular head is connected and arranged at one end of each limiting rod through two telescopic rods.

Preferably, the limiting rod and the spring form a U-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that: current vertical limit structure for high strength circle form eye hoist cable, generally when the jack-up operation, limit structure commonly used is when the hook goods, the spacing tongue piece of installation, it is possible to drop from the lifting hook anyhow, set up to tensile structure through the spacing tongue piece with on the device, when the lifting hook is when hoist and mount goods, can pull out the annular head of spacing tongue piece one end, and rotate the card with the annular head and establish in the recess that the lifting hook other end was seted up, avoid the inside or outside rotation of spacing tongue piece, guarantee the device's stability and practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connecting structure of a stop lever and an annular head according to the present invention;

FIG. 3 is a schematic view of a second limiting structure of the present invention;

in the figure: 1. a hoisting ring; 2. rotating; 3. a hook; 4. a limiting rod; 5. an annular head; 6. a spring; 7. a telescopic rod; 8. a bolt; 9. and (6) rotating the block.

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.

Example 1

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a vertical limit structure for high strength circle form eye hoist cable, including lifting hook 3, the top of lifting hook 3 is provided with rings 1 of integral type, and lifting hook 3's inboard has installed spacing tongue piece, lifting hook 3's inboard one end is provided with swivel mount 2, spacing tongue piece passes through swivel mount 2 and rotates the installation, and spacing tongue piece includes gag lever post 4 and first 5 of ring, the one end of first 5 of ring is provided with telescopic link 7 of integral type, gag lever post 4 passes through 7 spacing installations of telescopic link with first 5 of ring, and the inboard cover that the one end of telescopic link 7 is located gag lever post 4 is equipped with spring 6, through setting up the spacing tongue piece on the device to tensile structure, when lifting hook 3 is when hoist and mount goods, the spacing tongue piece of accessible is spacing, the one end card that spacing tongue was in when hoist and mount simultaneously is established in the recess, guarantee the stability of the goods of hoist and mount.

For better hoisting and using, in this embodiment, preferably, the hoisting ring 1 and the lifting hook 3 are integrally formed, so as to improve the structural strength of the eye suspension cable, and for better installation of the ring head 5, in this embodiment, preferably, an inner groove is formed in the inner side of the limiting rod 4, a protruding block is arranged at one end of the telescopic rod 7, and one end of the telescopic rod 7 is installed in the inner groove in a limiting manner through the protruding block, so as to conveniently stretch the ring head 5, and for more stable installation of the ring head 5, in this embodiment, preferably, two limiting rods 4 are symmetrically installed on the swivel mount 2, and the ring head 5 is installed at one end of the two limiting rods 4 through connection of the two telescopic rods 7, so as to prevent the ring head 5 from shaking unstably, and for better limiting use, in this embodiment, preferably, the limiting rods 4 and the spring 6 form a U-shaped structure.

Example 2

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a vertical limit structure for high strength circle form eye hoist cable, includes lifting hook 3, and the top of lifting hook 3 is provided with the rings 1 of integral type, and the one end of lifting hook 3 has installed bolt 8, and the other end of bolt 8 is provided with the piece 9 that revolves of integral type, and the through-hole has been seted up to the one end of lifting hook 3, and bolt 8 runs through to be installed in the through-hole that 3 one end of lifting hook was seted up, and the inboard other end surface of lifting hook 3 sets up threaded hole, and the other end of bolt 8 establishes soon through the screw thread and installs in the threaded hole.

For better installation bolt 8, in this embodiment, preferably, the through-hole is seted up with the screw hole counterpoint, and the outer lane diameter ratio of through-hole is a millimeter longer than the screw hole outer lane diameter, makes things convenient for the one end screw in threaded hole of bolt 8.

The working principle and the using process of the utility model are as follows: the existing vertical limiting structure for the high-strength round eye sling is usually used for hooking goods during hoisting operation, the inner side of the lifting hook 3 is provided with a limit tongue piece, after the limit tongue piece is installed, the lifted goods can fall off from the lifting hook 3, by arranging the limiting tongue piece on the device into a stretching structure, when the lifting hook 3 lifts goods, the annular head 5 at one end of the limit tongue piece can be pulled out, one end of the annular head 5 is stretched in the limit rod 4 through the telescopic rod 7, meanwhile, the spring 6 is extruded by force to generate deformation, the pulled-out annular head 5 is rotationally clamped in an embedding groove arranged on one side of the outer surface of the lifting hook 3, simultaneously, the reacting force generated by the deformation of the spring 6 enables the annular head 5 to be aligned and fixed, and the limiting tongue piece is prevented from rotating inwards or outwards, so that the hoisted goods fall off, and the stability and the practicability of the device are guaranteed.

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 vertical limit structure for high strength circle form eye hoist cable, includes lifting hook (3), the top of lifting hook (3) is provided with rings (1) of integral type, just spacing tongue piece, its characterized in that have been installed to the inboard of lifting hook (3): the inboard one end of lifting hook (3) is provided with swivel mount (2), limit tongue piece passes through swivel mount (2) and rotates the installation, just limit tongue piece includes gag lever post (4) and annular head (5), the one end of annular head (5) is provided with telescopic link (7) of integral type, gag lever post (4) and annular head (5) are through the spacing installation of telescopic link (7), just the one end of telescopic link (7) is located the inboard cover of gag lever post (4) is equipped with spring (6).

2. The vertical spacing structure for a high strength roundsling according to claim 1, characterized in that: the hanging ring (1) and the lifting hook (3) are integrally formed.

3. The vertical spacing structure for a high strength roundsling according to claim 1, characterized in that: an inner groove is formed in the inner side of the limiting rod (4), a convex block is arranged at one end of the telescopic rod (7), and one end of the telescopic rod (7) is installed in the inner groove in a limiting mode through the convex block.

4. The vertical spacing structure for a high strength roundsling according to claim 1, characterized in that: two are symmetrically arranged on the rotary seat (2), the limiting rods (4) are arranged on the rotary seat, and the annular head (5) is connected and arranged at two ends of the limiting rods (4) through two telescopic rods (7).

5. The vertical spacing structure for a high strength roundsling according to claim 1, characterized in that: the limiting rod (4) and the spring (6) form a U-shaped structure.