CN218538984U - Mechanical equipment and hoisting accessory and double lifting hook subassembly thereof - Google Patents

Abstract

The application discloses mechanical equipment, a hoisting device of the mechanical equipment and a double-lifting-hook assembly, wherein the double-lifting-hook assembly comprises a hoisting piece, a first lifting hook and a second lifting hook, and the first lifting hook and the second lifting hook are rotatably arranged on the hoisting piece; the lifting piece is provided with a lifting hole which is used for connecting a lifting mechanism; the first lifting hook and the second lifting hook form a closed lifting hole after rotating, and the lifting hole is used for connecting a lifting rope; wherein the first hook and/or the second hook is provided with a stopper for limiting the movement of the first hook and the second hook after the first hook and the second hook are rotated. Above-mentioned double lifting hook component can install the lifting rope fast, can prevent to drop after the installation, and the operation is simple and easy, and the security is high.

Description

Mechanical equipment and hoisting accessory and double lifting hook subassembly thereof

Technical Field

The application relates to the technical field of hoisting equipment, in particular to mechanical equipment and a hoisting device and a double-hook assembly thereof.

Background

In the construction process of constructional engineering and municipal engineering, the hoisting operation of a crane and a tower crane is frequent; in the process of hoisting operation, in order to ensure the stability and safety of an object, an opening of the hoisting ring needs to be closed by using the object, the currently adopted closing mode is usually a pressing plate or an iron ring, and potential safety hazards exist in the process of using the mode.

The existing hook structure is in a single hook form. The safety of the existing lifting hook for using the lifting rope partially depends on the responsibility of workers, and when the lifting rope is not installed in place, a self-locking piece is pressed and cannot be closed, so that the hidden danger of falling of the lifting rope exists; the existing self-locking piece needs to occupy the internal space of the lifting hook, and the size of the usable lifting rope is limited; if the lifting rope is eccentrically arranged, the existing self-locking piece can be damaged, and the hidden trouble that the lifting rope falls off is caused; when the self-locking piece can not complete self-locking due to the conditions of corrosion and the like, the maintenance is not completed in time, and the hidden danger that the lifting rope falls off exists.

Therefore, how to provide a dual hook assembly that solves the above technical problems is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double hook component can install the lifting rope fast, can prevent to drop after the installation, and the operation is simple and easy, and the security is high. Another object of the present application is to provide a mechanical device and a lifting device thereof.

To achieve the above object, the present application provides a dual hook assembly comprising:

the lifting piece is provided with a lifting hole, and the lifting hole is used for connecting a lifting mechanism; and

the first lifting hook and the second lifting hook are rotatably arranged on the lifting piece, a closed lifting hole is formed after the first lifting hook and the second lifting hook rotate, and the lifting hole is used for connecting a lifting rope;

wherein, first lifting hook and/or the second lifting hook is provided with the stopper, the stopper is used for limiting first lifting hook with the motion of second lifting hook after first lifting hook with the second lifting hook rotates.

In some embodiments, the first hook is provided with the stopper on a surface of a side thereof facing the second hook.

In some embodiments, the second hook is provided with the stopper on a surface of a side thereof facing the first hook.

In some embodiments, the number of the stoppers is plural.

In some embodiments, the first and second hooks are each provided with the stop.

In some embodiments, the stop of the first hook mates with the stop of the second hook, the stops being interlocked with each other.

In some embodiments, the hoist comprises:

the inner part of the arc-shaped rod is provided with the lifting hole; and

a pivot disposed on the arcuate bar;

the first lifting hook and the second lifting hook comprise main bodies, one end of each main body is provided with a mounting hole connected with the pivot, and the other end of each main body is provided with a hook body.

In some embodiments, the first hook and the second hook are identical in structure, and the first hook and the second hook are mounted on the lifting member in opposite ways.

The application also provides a hoisting device, which comprises a hoisting mechanism and the double-hook assembly.

The application also provides mechanical equipment which comprises the hoisting device or the double-hook assembly.

Against the above background, the present application provides a dual hook assembly comprising a lifting member, a first hook, and a second hook; the first lifting hook and the second lifting hook are rotatably arranged on the lifting piece; the lifting piece is provided with a lifting hole; the first lifting hook and the second lifting hook form a closed lifting hole after rotating; the first hook and/or the second hook is provided with a stop.

The double-hook assembly is connected with the hoisting mechanism through the hoisting holes, the hoisting rope is connected through the hoisting holes, and then the double-hook assembly achieves the hoisting function through the hoisting rope under the driving of the hoisting mechanism. In the process of connecting the hoisting holes of the double-lifting-hook assembly with the hoisting ropes, firstly opening the hoisting holes, namely applying force to the first lifting hook and the second lifting hook to enable the first lifting hook and the second lifting hook to rotate towards the directions away from each other, and then hanging the hoisting ropes; then the hoisting hole is closed, namely the first hook and the second hook are loosened, the first hook and the second hook are enabled to rotate towards the direction close to each other, and after the first hook and the second hook rotate, the stop piece limits the movement of the first hook and the second hook, so that the self-locking function is realized. To sum up, this double lifting hook component simple structure has reduced machine part, can install the lifting rope fast, can prevent to drop after the installation, and the operation is simple and easy, and the security is high.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only the embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a front view of a dual hook assembly provided by an embodiment of the present application;

FIG. 2 is a side view of a dual hook assembly provided by an embodiment of the present application;

FIG. 3 is a front view of a first hook or a second hook provided by embodiments of the present application;

FIG. 4 is a rear view of a first hook or a second hook provided in embodiments of the present application;

fig. 5 is a side view of a first hook or a second hook provided in embodiments of the present application.

Wherein:

10-lifting piece, 21-first lifting hook, 22-second lifting hook, 30-stop piece, 100-lifting hole, 200-lifting hole, 101-arc rod, 102-pivot, 201-mounting hole, 202-main body and 203-hook body.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In order to enable those skilled in the art to better understand the scheme of the present application, the present application will be described in further detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 5, fig. 1 is a front view of a dual hook assembly provided in an embodiment of the present application, fig. 2 is a side view of the dual hook assembly provided in an embodiment of the present application, fig. 3 is a front view of a first hook or a second hook provided in an embodiment of the present application, fig. 4 is a rear view of the first hook or the second hook provided in an embodiment of the present application, and fig. 5 is a side view of the first hook or the second hook provided in an embodiment of the present application.

In a first specific embodiment, the present application provides a dual-hook assembly, which mainly includes a lifting member 10, and a first hook 21 and a second hook 22 mounted on the lifting member 10, where the first hook 21 and the second hook 22 can rotate on the lifting member 10 around a rotation axis, and the arrangement form of the rotation axis includes, but is not limited to, the rotation axes being coincident or staggered, and shall also fall within the scope of the present embodiment.

In the present embodiment, the hoisting member 10 has a hoisting hole 100, and the first hook 21 and the second hook 22 are formed with a hoisting hole 200, and the hoisting hole 200 can be opened and closed by the pivoting of the first hook 21 and the second hook 22.

In the using process of the double-lifting-hook assembly, firstly, the double-lifting-hook assembly needs to be installed on a lifting mechanism, and the lifting mechanism is connected through a lifting hole 100; secondly, a structure to be hoisted is arranged on the double-hook assembly, and a hoisting hole 200 is used for connecting a hoisting rope for hoisting; thirdly, under the driving of the hoisting mechanism, the double-hook component realizes the hoisting function through the hoisting rope.

In the process of connecting the hoisting hole 200 of the double-hook assembly with the hoisting rope, firstly, the hoisting hole 200 is opened, namely, force is applied to the first hook 21 and the second hook 22, so that the first hook 21 and the second hook 22 rotate towards the directions away from each other, and then the hoisting rope is hung in; then, the hole 200 is closed, that is, the first hook 21 and the second hook 22 are released, and the first hook 21 and the second hook 22 are rotated toward a direction approaching each other, so that the lifting rope is fixed in the closed hole 200, and the lifting rope is prevented from falling off in the hole 200.

Further, the first hook 21 and/or the second hook 22 is provided with a stopper 30.

In the present embodiment, the stopper 30 may be provided on the first hook 21, the stopper 30 may be provided on the second hook 22, or the stoppers 30 may be provided on both the first hook 21 and the second hook 22, which also falls within the scope of the present embodiment.

The stopper 30 is used for self-locking the first hook 21 and the second hook 22 after rotating, limiting the sliding motion of the first hook 21 and the second hook 22 except for the rotating motion, and self-locking the first hook 21 and the second hook 22.

Illustratively, as illustrated in fig. 1 and 2, the first hook 21 and the second hook 22 are in a vertical or approximately vertical state under the action of gravity, and when the first hook 21 and the second hook 22 approach and contact after rotating, the relative sliding of the first hook 21 and the second hook 22 is limited by the stop 30.

It should be noted that the stopper 30 functions to fix the first hook 21 and the second hook 22 in a self-locking manner, and the arrangement form of the stopper 30 is not exclusive.

For example, a stopper serving as the stopper 30 may be provided on the first hook 21, and a structure such as a stopper groove may be provided on the second hook 22 to be engaged with the stopper, and the stopper may be engaged with the stopper groove to fix the first hook 21 and the second hook 22 in a self-locking manner; alternatively, a stopper may be provided on the second hook 22, and a stopper groove may be provided on the first hook 21.

The present embodiment is also intended to cover any arrangement in which the stopper 30 restricts the movement of the first hook 21 and the second hook 22 to achieve the self-locking function.

To sum up, this double lifting hook component simple structure has reduced machine part, can install the lifting rope fast, can prevent to drop after the installation, and the operation is simple and easy, has reduced artificial potential safety hazard, and the security is high.

In some embodiments, the first hook 21 is provided with a stopper 30 on a surface thereof on a side facing the second hook 22.

It should be noted that, at this time, the second hook 22 should be provided with a structure such as a limit groove or another stop cooperating with the stop 30 (stop) of the first hook 21, the first hook 21 and the second hook 22 are in close contact under the action of gravity, and the stop 30 limits the movement of the first hook 21 and the second hook 22 to realize the self-locking function.

In some embodiments, the second hook 22 is provided with a stopper 30 on a surface thereof on a side facing the first hook 21.

It should be noted that, at this time, the first hook 21 should be provided with a structure such as a limit groove or another stop cooperating with the stop 30 (stop) of the second hook 22, the first hook 21 and the second hook 22 are in close contact under the action of gravity, and the stop 30 limits the movement of the first hook 21 and the second hook 22 to realize the self-locking function.

In some embodiments, the first hook 21 and the second hook 22 are each provided with a stop 30.

It should be noted that the self-locking scheme in this embodiment may be that the stop 30 (a stop) of the first hook 21 is engaged with the stop 30 (another stop) of the second hook 22, and the second hook 22 is provided with a structure engaged with the stop 30 of the first hook 21 and the first hook 21 is provided with a structure engaged with the stop 30 of the second hook 22, which also falls within the scope of the present embodiment.

Illustratively, the stop 30 of the first hook 21 mates with the stop 30 of the second hook 22, locking the stops 30 to one another.

In this embodiment, the self-locking scheme in this embodiment employs the first type, that is, the stop 30 (stopper) of the first hook 21 and the stop 30 (another stopper) of the second hook 22 are engaged, and when the first hook 21 and the second hook 22 come into close contact under the action of gravity, the stop 30 of the first hook 21 and the stop 30 of the second hook 22 are locked to each other to prevent sliding.

Besides, the number of the stoppers 30 is plural, and the plural stoppers 30 are equivalent to providing self-locking at plural contact positions of the first hook 21 and the second hook 22, thereby improving stability and reliability of self-locking.

It should be noted that fig. 3 to 5 are only schematic diagrams of specific embodiments, as long as the stopper 30 can limit the movement of the first hook 21 and the second hook 22 to realize the self-locking function, and the stopper 30 may be in any number, shape and position, and should not be limited to the structure defined in the drawings; therefore, the illustrated structure is only a specific structure for convenience of description, and other structures different from the illustrated structure should also belong to the description scope of the present embodiment without making any creative change.

Illustratively, the first hook 21 and the second hook 22 have the same structure, and the difference is only that the first hook 21 and the second hook 22 are installed on the lifting member 10 in the opposite manner, so that the installation structure is simplified, and the production cost is reduced.

In a particular embodiment, the lifting member 10 mainly comprises an arcuate bar 101 and a pivot 102. The curved bars 101 are curved around and form an open semi-closed structure, with the lifting holes 100 being located inside the curved bars 101. The pivot 102 is disposed at the open end of the arc-shaped rod 101, and the pivot 102 is rotatably mounted to the first hook 21 and the second hook 22.

The first hook 21 and the second hook 22 comprise a mounting hole 201, a main body 202 and a hook body 203, the mounting hole 201 is arranged at one end of the main body 202, the main body 202 is connected with the pivot 102 through the mounting hole 201, the hook body 203 is arranged at the other end of the main body 202, the hook body 203 is bent to surround and forms an open semi-closed structure, and the hook bodies 203 of the first hook 21 and the second hook 22 together form an openable and closable hoisting hole 200. When the lifting rope hanger is used, the first lifting hook 21 and the second lifting hook 22 are opened, the lifting hole 200 is opened, a lifting rope is put in, then the first lifting hook 21 and the second lifting hook 22 are closed, the lifting hole 200 is closed, the lifting rope is prevented from falling off, the mounting is simpler and more convenient, and the lifting rope hanger is suitable for lifting ropes of larger sizes.

The application also provides a lifting device, including lifting by crane mechanism and above-mentioned double lifting hook assembly, should have above-mentioned double lifting hook assembly's whole beneficial effect, simple structure, safe and reliable, excellent in use effect.

This application still provides a mechanical equipment, including above-mentioned hoisting accessory or above-mentioned double lifting hook component, should have above-mentioned double lifting hook component and hoisting accessory's whole beneficial effect, here no longer gives unnecessary details.

In the present embodiment, the machinery may be a multi-action crane for lifting and horizontally moving heavy objects within a certain range, and its specific form includes, but is not limited to, a tire crane, a bridge crane, etc., and shall also fall within the scope of the present embodiment.

It should be noted that many of the components mentioned in this application are common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The mechanical equipment provided by the application, the hoisting device and the double-hook assembly thereof are described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, without departing from the principle of the present application, the present application can also make several improvements and modifications, and those improvements and modifications also fall into the protection scope of the claims of the present application.

Claims (10)

1. A dual hook assembly, comprising:

the lifting piece (10), the lifting piece (10) is provided with a lifting hole (100), and the lifting hole (100) is used for connecting a lifting mechanism; and

a first hook (21) and a second hook (22) rotatably mounted on the hoisting part (10), wherein the first hook (21) and the second hook (22) form a closed hoisting hole (200) after rotating, and the hoisting hole (200) is used for connecting a hoisting rope;

wherein the first hook (21) and/or the second hook (22) is provided with a stop (30), the stop (30) being adapted to limit the movement of the first hook (21) and the second hook (22) after the first hook (21) and the second hook (22) have been turned.

2. A double hook assembly as claimed in claim 1, wherein the first hook (21) is provided with the stop (30) on its surface on the side facing the second hook (22).

3. Double hook assembly according to claim 1, characterized in that the second hook (22) is provided with the stop (30) on its surface on the side facing the first hook (21).

4. A double hook assembly as claimed in claim 1, wherein the number of stops (30) is plural.

5. A double hook assembly as claimed in claim 1, wherein the first hook (21) and the second hook (22) are each provided with the stop (30).

6. Double hook assembly as claimed in claim 5, characterized in that the stop (30) of the first hook (21) matches the stop (30) of the second hook (22), the stops (30) being interlocked with each other.

7. Double hook assembly according to any one of claims 1 to 6, wherein the lifting means (10) comprise:

an arc-shaped rod (101), wherein the lifting hole (100) is formed in the arc-shaped rod (101); and

a pivot (102), the pivot (102) being provided to the arc-shaped lever (101);

the first hook (21) and the second hook (22) comprise a main body (202), one end of the main body (202) is provided with a mounting hole (201) connected with the pivot (102), and the other end of the main body (202) is provided with a hook body (203).

8. Double hook assembly according to any one of claims 1 to 6, characterized in that the first hook (21) and the second hook (22) are of identical construction, the first hook (21) and the second hook (22) being mounted on the lifting member (10) in opposite ways.

9. A lifting device comprising a lifting mechanism and a double hook assembly as claimed in any one of claims 1 to 8.

10. Machinery comprising a lifting device according to claim 9 or a dual hook assembly according to any of claims 1 to 8.

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