CN110733964A

CN110733964A - kinds of hoist cable for gripping round large articles

Info

Publication number: CN110733964A
Application number: CN201910997080.5A
Authority: CN
Inventors: 孔令飞; 陈其根
Original assignee: Jiangsu Yafei Machinery Manufacturing Co Ltd
Current assignee: Jiangsu Yafei Machinery Manufacturing Co Ltd
Priority date: 2019-10-27
Filing date: 2019-10-27
Publication date: 2020-01-31

Abstract

The invention discloses an sling for clamping a large circular object, which comprises a fixed disc frame, wherein a bolt hole penetrates through the outer side of the fixed disc frame, the fixed disc frame is movably connected with a bolt shaft through the bolt hole, the top of the fixed disc frame is fixedly connected with a tension spring, a tension spring hook is fixedly arranged at the end of the tension spring, a mounting groove is embedded in the outer side of the top of the fixed disc frame, the fixed disc frame is movably connected with a clamping arm through the mounting groove, a mounting hole penetrates through the side of the top of the clamping arm, the clamping arm is movably connected with a sling rope through the mounting hole, and a fixing buckle is fixedly connected with the end of the sling rope.

Description

kinds of hoist cable for gripping round large articles

Technical Field

The invention relates to the technical field of sling tools, in particular to sling tools for clamping round large objects.

Background

The single hook is simple to manufacture and convenient to use, but has poor stress condition, and is mostly used in working occasions with the lifting capacity of less than 80 tons; when the lifting capacity is large, double hooks with symmetrical stress are often adopted. The laminated lifting hook is formed by riveting a plurality of steel plates formed by cutting, the whole lifting hook cannot be damaged when cracks appear on individual plates, the safety is better, the dead weight is larger, and the laminated lifting hook is mostly used on a crane for lifting a large load or a lifting molten steel ladle. The lifting hook is often impacted in the operation process and needs to be made of high-quality carbon steel with good toughness.

However, the existing circular large object sling is inconvenient for workers to use when clamping a circular object, the object can be lifted by the workers by using a rope, so that the workers waste time and labor, the problem that the rope is loosened and the binding position of the rope needs to be adjusted repeatedly when clamping the object is easy to occur, and kinds of lifting slings for clamping the circular large object are provided for this purpose.

Disclosure of Invention

() problems to be solved

Aiming at the defects of the prior art, the invention provides kinds of hoisting rigging for clamping round large objects, which solves the problems that in the background art, when clamping round objects, workers are inconvenient to use, and the objects can be hoisted by using a rope, so that the workers waste time and labor, the rope is easy to loosen, and the binding position of the rope needs to be adjusted repeatedly.

(II) technical scheme

types of hoisting ropes for clamping round large objects comprise a fixed disc frame, wherein a bolt hole penetrates through the outer side of the fixed disc frame, the fixed disc frame is movably connected with a bolt shaft through the bolt hole, the top of the fixed disc frame is fixedly connected with a tension spring, a tension spring hook is fixedly arranged at the end of the tension spring, an installation groove is embedded in the outer side of the top of the fixed disc frame, the fixed disc frame is movably connected with a clamping arm through the installation groove, an installation hole penetrates through the side of the top of the clamping arm, the clamping arm is movably connected with a hoisting rope through the installation hole, a fixed buckle is fixedly connected with the end of the hoisting rope, the inner side of the hoisting rope is movably connected with a hook, a triangular frame is welded at the top of the hook, a lifting hook is fixedly connected with the top of the triangular frame, a movable hole penetrates through the outer side of the clamping arm, a clamping head is fixedly arranged at the bottom of the clamping arm, and anti-skid grains are embedded in the outer side of the clamping head.

, preferably, the diameter of the bolt shaft is matched with the inner diameter of the bolt opening, and the bolt opening is movably connected with the bolt shaft.

it is preferable that the number of the clamping arms is three, the three clamping arms are respectively located at the inner side of the mounting groove, and the clamping arms are movably connected with the mounting groove through a bolt shaft.

preferably, the mounting grooves are three, the three mounting grooves are arranged at equal intervals on the outer side of the top of the fixed disc frame, and the mounting grooves are embedded in the outer side of the top of the fixed disc frame.

preferably, the tension spring comprises a tension spring hook at the top of the tension spring, a clamping arm at the top of the tension spring hook and a chuck connected with the clamping arm, and the clamping arm is fixedly connected with the chuck.

preferably, the fixed disk rack is circular in shape, smooth in outer surface, and is fixedly connected with the tension spring.

Advantageous effects

The invention provides kinds of lifting rigging for clamping round large objects, which has the following beneficial effects:

(1) this kind of press from both sides and get circular big article sling, through the fixed disc frame that sets up, centre gripping arm and tripod, when using circular big article sling, the staff places the outside of circular article to the centre gripping arm, the outside of circular article is cliied by the chuck, when the loop wheel machine lifts by crane, will stimulate the tripod rebound, the tripod will drive the top of centre gripping arm outwards to open through couple pulling sling rope, and the chuck of centre gripping arm will inwards shrink and carry out the centre gripping to circular article, when lifting circular article, the weight of article has multiplely, the power of the circular article of centre gripping arm centre gripping is big, again because the centre gripping arm arranges and is the triangle-shaped, utilize triangle principle to make the centre gripping arm firmly grip circular article, comes when lifting circular article like this, do not need the staff to utilize the rope to bind the article, make the circular article of more labour saving and time saving of staff lift, the problem that the rope relaxes and need to adjust repeatedly to bind the position still can not appear.

(2) The clamping circular large object sling comprises a clamping arm, a tension spring and a tension spring hook, wherein the tension spring hook on the tension spring is connected to the clamping arm in a hanging mode, when an operator uses the circular large object sling, the tension spring utilizes the contractility of the tension spring, the top of the clamping arm is pulled to contract inwards through the tension spring hook, so that the clamping arm can be expanded to the maximum degree outwards by a chuck, when the operator clamps the object, the clamping arm is sleeved on the object, the operator does not need to adjust the clamping arm, the object can be lifted, and therefore the operator can use the clamping arm conveniently.

Drawings

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

FIG. 2 is a partial view of the disk holder of the present invention

FIG. 3 is a partial schematic view of the clamp arm of the present invention;

fig. 4 is a partial structural schematic diagram of the tension spring of the present invention.

In the figure: 1. fixing the disc rack; 101. a bolt opening; 2. mounting grooves; 3. a bolt shaft; 4. a clamp arm; 401. a movable hole; 5. an installation port; 6. a hoist rope; 7. a fixing buckle; 8. a tension spring; 801. a tension spring hook; 9. a chuck; 10. anti-skid lines 11 and a tripod; 12. hooking; 13. and (4) a lifting hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.

Referring to fig. 1-4, the invention provides technical solutions, which are that kinds of hoisting ropes for clamping large circular objects comprise a fixed disc frame 1, a bolt port 101 penetrates through the outer side of the fixed disc frame 1, the fixed disc frame 1 is movably connected with a bolt shaft 3 through the bolt port 101, the top of the fixed disc frame 1 is fixedly connected with a tension spring 8, a end of the tension spring 8 is fixedly provided with a tension spring hook 801, the outer side of the top of the fixed disc frame 1 is embedded with an installation groove 2, the fixed disc frame 1 is movably connected with a clamping arm 4 through the installation groove 2, the top side of the clamping arm 4 is penetrated with an installation port 5, the clamping arm 4 is movably connected with a hoisting rope 6 through the installation port 5, a fixing buckle 7 is fixedly connected with the end of the hoisting rope 6, the inner side of the hoisting rope 6 is movably connected with a hook 12, a top tripod 11 is welded with the top of the hook 12, the top of the tripod 11 is fixedly connected with a lifting hook 13, a movable hole 401 penetrates through the outer side of the clamping arm 4, a fixed chuck 9 is.

In this embodiment, specifically, the diameter of bolt shaft 3 is matched with the inner diameter of bolt hole 101, bolt hole 101 is movably connected with bolt shaft 3, and bolt shaft 3 is inserted into bolt hole 101, so that clamping arm 4 is installed through movable hole 401, and clamping arm 4 can move better.

In this embodiment, specifically, centre gripping arm 4 is provided with threely, and three centre gripping arm 4 is located the inboard of mounting groove 2 respectively, and centre gripping arm 4 passes through bolt axle 3 and mounting groove 2 swing joint, and centre gripping arm 4 is provided with threely, is the triangle and arranges, utilizes the triangle principle can be better firmly clip the article.

In this embodiment, it is concrete, mounting groove 2 is provided with threely, and three mounting groove 2 is the equidistance and arranges in the top outside of fixed disc rail 1, and mounting groove 2 embedding and the top outside of fixed disc rail 1 make the adjustment that centre gripping arm 4 can be better through mounting groove 2.

In this embodiment, specifically, the tension spring 8 includes the tension spring hook 801 at the top of the tension spring 8, the clamping arm 4 at the top of the tension spring hook 801, and the chuck 9 connected to the clamping arm 4, the clamping arm 4 is fixedly connected to the chuck 9, by hanging the tension spring hook 801 on the tension spring 8 on the clamping arm 4, when the worker uses the circular large object sling, the tension spring 8 utilizes the contractility of itself, and the top of the clamping arm 4 is pulled to contract inwards through the tension spring hook 801, so that the clamping arm 4 can expand outwards to the maximum extent by the chuck 9, when the worker clamps the object, after the clamping arm 4 is sleeved on the object, the worker does not need to adjust the clamping arm 4, and can lift the object, thereby being convenient for the worker to use.

In this embodiment, it is specific, fixed disc frame 1's appearance is circular, and fixed disc frame 1's surface is smooth, fixed disc frame 1 and tension spring 8 fixed connection, and fixed disc frame 1's surface is smooth, can prevent staff's fish tail personnel when using.

The working principle is as follows: after the invention is installed, firstly, the installation fixing and the safety protection of the invention are checked, when a round large object sling is used, the tension spring hook 801 on the tension spring 8 is hung on the clamping arm 4, when a worker uses the round large object sling, the tension spring 8 utilizes the contractility of the tension spring hook 801 to pull the top of the clamping arm 4 to contract inwards through the tension spring hook 801, so that the clamping arm 4 can expand outwards to the maximum degree through the chuck 9, the worker places the clamping arm 4 on the outer side of the round object, clamps the outer side of the round object through the chuck 9, when the crane lifts, the tripod 11 is pulled to move upwards, the tripod 11 pulls the sling rope 6 through the hook 12 to drive the top end of the clamping arm 4 to expand outwards, the chuck 9 of the clamping arm 4 can contract inwards to clamp the round object, when the round object is lifted, the weight of the object is multiple, the clamping arms 4 have large force for clamping the round object, and the clamping arms 4 are arranged in a triangular shape, so that the clamping arms 4 firmly clamp the round object by utilizing the triangular principle, and the using process of the invention is finished.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

The hoisting tool for clamping the large circular object comprises a fixed disc frame (1) and is characterized in that a bolt hole (101) penetrates through the outer side of the fixed disc frame (1), the fixed disc frame (1) is movably connected with a bolt shaft (3) through the bolt hole (101), a tension spring (8) is fixedly connected to the top of the fixed disc frame (1), a tension spring hook (801) is fixedly arranged at the end of the tension spring (8), a mounting groove (2) is embedded into the outer side of the top of the fixed disc frame (1), the fixed disc frame (1) is movably connected with a clamping arm (4) through the mounting groove (2), a mounting hole (5) penetrates through the top side of the clamping arm (4), a hoisting rope (6) is movably connected to the clamping arm (4) through the mounting hole (5), a fixed buckle (7) is fixedly connected to the end of the hoisting rope (6), a hook (12) is connected to the inner side of the hoisting rope (6), a movable hook (11) is welded to the top of the movable hook (11), a clamping chuck (9) is connected with a sliding chuck (9), and a clamping chuck (401) is arranged on the outer side of the fixed disc frame (4).
2. kind of lifting rigging for clamping round large objects, according to claim 1, characterized in that the diameter of the bolt shaft (3) is adapted to the inner diameter of the bolt opening (101), and the bolt opening (101) is movably connected with the bolt shaft (3).
3. The kind of lifting rigging for clamping round large objects according to claim 1, wherein there are three clamping arms (4), the three clamping arms (4) are respectively located inside the mounting groove (2), and the clamping arms (4) are movably connected with the mounting groove (2) through bolt shafts (3).
4. The kind of hoist rigging for clamping round large objects according to claim 1, characterized in that there are three mounting grooves (2), the three mounting grooves (2) are arranged at equal intervals on the outside of the top of the fixed disc rack (1), the mounting grooves (2) are embedded in and fixed on the outside of the top of the disc rack (1).
5. kind of hoist for catching round large objects as claimed in claim 1, wherein the tension spring (8) comprises a tension spring hook (801) at the top of the tension spring (8), a gripping arm (4) at the top of the tension spring hook (801) and a collet (9) connected to the gripping arm (4), the gripping arm (4) is fixedly connected to the collet (9).
6. kind of hoist cable tool for clamping round large objects, as claimed in claim 1, wherein the fixed disk rack (1) is round in shape, the outer surface of the fixed disk rack (1) is smooth, the fixed disk rack (1) is fixedly connected with the tension spring (8).