CN210528252U

CN210528252U - Novel crane hook structure

Info

Publication number: CN210528252U
Application number: CN201921393515.7U
Authority: CN
Inventors: 苏志芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-05-15
Anticipated expiration: 2029-08-26

Abstract

The utility model relates to the technical field of crane hooks, in particular to a novel crane hook structure, which comprises a fixing frame, wherein the fixing frame is rotatably connected with a first pulley in the interior, the surface of the first pulley is sleeved with a first steel wire rope, the bottom of the fixing frame is welded with a supporting block, the bottom of the supporting block is rotatably connected with a first hook, the surface of the first hook is provided with a limiting structure, two sides of the supporting block are respectively bolted with a supporting plate, and two sides of the bottom of the supporting plate are respectively welded with a first connecting block; the utility model discloses an adopt limit structure to come to carry out spacing shutoff to first couple, make the object can not break away from with first couple, strengthen the security of object, adopt four second couples to come to get the hook all around of getting the object to hanging and get, make keep balanced state between object and the first couple to make first couple atress even, and alleviate the tensile force that first couple received.

Description

Novel crane hook structure

Technical Field

The utility model relates to a hoist couple technical field specifically is a novel hoist couple structure.

Background

The crane mainly comprises a hoisting mechanism, an operating mechanism, a luffing mechanism, a slewing mechanism, a metal structure and the like, wherein the hoisting mechanism is a basic operating mechanism of the crane, mostly consists of a suspension system and a winch, and also lifts heavy objects through a hydraulic system, the operating mechanism is used for longitudinally and horizontally transporting the heavy objects or adjusting the operating position of the crane and generally comprises a motor, the crane comprises a speed reducer, a brake and wheels, wherein an amplitude variation mechanism is only arranged on a jib crane, the amplitude of the jib crane is reduced when the jib crane is lifted up, the amplitude of the jib crane is increased when the jib crane is lifted down, the jib crane is divided into a balanced amplitude variation mode and a non-balanced amplitude variation mode, a rotary mechanism is used for enabling the jib crane to rotate and comprises a driving device and a rotary supporting device, a metal structure is a framework of the crane, main bearing parts such as a bridge, the jib crane and a portal frame can be of a box structure or a truss structure, can also be of a web structure.

The couple is the relatively important partly of hoist, it is undertaking the effect of being connected with the object, current hoist couple is mostly a simple hook, and be equipped with limit structure, lead to the couple when hanging and get the object, probably drop from the exit of couple because of rocking of object, easily cause casualties and loss of property, and current couple is hanging when getting the object, can't balance the object, lead to the object when removing, left and right rocking, make the couple atress inhomogeneous, for this, we have proposed a novel hoist couple structure, in order to solve the problem that above-mentioned content exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel hoist couple structure possesses the advantage that can carry out spacing shutoff, just make couple and object keep balance to the couple, has solved current hoist couple and can't carry out spacing shutoff, just can't make couple and object keep balance's problem to it.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel hoist couple structure, includes the mount, the inside of mount is rotated and is connected with first pulley, the surperficial cover of first pulley is equipped with first wire rope, the bottom welding of mount has the supporting shoe, the bottom of supporting shoe is rotated and is connected with first couple, the surface of first couple is equipped with limit structure, the equal bolt joint in both sides of supporting shoe has the backup pad, first connecting block has all been welded in the both sides of backup pad bottom, the inside of first connecting block is equipped with second wire rope, second wire rope's bottom is equipped with the second connecting block, the bottom of second connecting block is rotated and is connected with the second couple.

Preferably, limit structure includes the nut, the nut welds in the inside of first couple, the inside welding of first couple has the bolt, the surface of bolt and the inside threaded connection of nut.

Preferably, the nut and the bolt are located at an outlet of the first hook, and the nut and the bolt are connected in an inclined manner.

Preferably, the inside welding of first connecting block has first bracing piece, the surperficial sliding connection of first bracing piece has the second pulley, the surface of second pulley contacts with second wire rope's surface.

Preferably, the inner welding of first connecting block has the second bracing piece, the surperficial sliding connection of second bracing piece has the third pulley, the surface of third pulley contacts with second wire rope's surface.

Preferably, the second hook is located around the first hook, and the size of the second hook is smaller than that of the first hook.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an adopt limit structure to come to carry out spacing shutoff to first couple, make the object can not break away from with first couple, strengthen the security of object, adopt four second couples to come to get the hook all around of getting the object to hanging and get, make keep balanced state between object and the first couple to make first couple atress even, and alleviate the tensile force that first couple received.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a left side view of the local structure of the present invention;

fig. 4 is a partially enlarged view of the point B in fig. 3 according to the present invention.

In the figure: 1. a fixed mount; 2. a first pulley; 3. a first wire rope; 4. a support block; 5. a first hook; 6. a limiting structure; 61. a nut; 62. a bolt; 7. a support plate; 8. a first connection block; 9. a second wire rope; 10. a second connecting block; 11. a second hook; 12. a first support bar; 13. a second pulley; 14. a second support bar; 15. and a third pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel crane hook structure comprises a fixing frame 1, a first pulley 2 is rotatably connected inside the fixing frame 1, a first steel wire rope 3 is sleeved on the surface of the first pulley 2, a supporting block 4 is welded at the bottom of the fixing frame 1, a first hook 5 is rotatably connected at the bottom of the supporting block 4, a limiting structure 6 is arranged on the surface of the first hook 5, supporting plates 7 are bolted at both sides of the supporting block 4, first connecting blocks 8 are welded at both sides of the bottom of the supporting plate 7, a second steel wire rope 9 is arranged inside the first connecting blocks 8, a second connecting block 10 is arranged at the bottom of the second steel wire rope 9, a second hook 11 is rotatably connected at the bottom of the second connecting block 10, the first hook 5 is limited and blocked by the limiting structure 6, so that an object is not separated from the first hook 5, the safety of the object is enhanced, then four second hooks 11 are adopted to hook the periphery of the hung object, the object and the first hook 5 are kept in a balanced state, the first hook 5 is stressed uniformly, and the tensile force applied to the first hook 5 is relieved.

In this embodiment, limit structure 6 includes nut 61, and nut 61 welds in the inside of first couple 5, and the inside welding of first couple 5 has bolt 62, and the surface of bolt 62 and the inside threaded connection of nut 61 can carry out spacing shutoff to first couple 5, prevents that first couple 5 from breaking away from with the object.

In this embodiment, the nut 61 and the bolt 62 are located at the outlet of the first hook 5, and the nut 61 and the bolt 62 are connected in an inclined manner, so that the limiting structure 6 can limit the first hook 5 to the greatest extent.

In this embodiment, the first support rod 12 is welded inside the first connection block 8, the second pulley 13 is connected to the surface of the first support rod 12 in a sliding manner, and the surface of the second pulley 13 contacts with the surface of the second steel wire rope 9, so that the moving friction force of the second steel wire rope 9 can be reduced.

In this embodiment, the second support rod 14 is welded inside the second connection block 10, the surface of the second support rod 14 is connected with the third pulley 15 in a sliding manner, the surface of the third pulley 15 contacts with the surface of the second steel wire rope 9, and the third pulley can be used in cooperation with the second pulley 13, so that the moving friction force of the second steel wire rope 9 is reduced.

In this embodiment, the second hooks 11 are located around the first hook 5, and the size of the second hooks 11 is smaller than that of the first hook 5, so that the stress of the second hooks 11 is uniform, and the stress degree of the first hooks 5 is reduced.

During the use, be connected first couple 5 and object, carry out spacing shutoff with bolt 62 screw in nut 61 afterwards to the object, hang the second couple 11 with the object all around afterwards and get, start the hoist afterwards, first wire rope 3 drives first pulley 2 and mount 1 and removes, and first couple 5 and second couple 11 are stretched the object afterwards to promote it, the object begins steady removal.

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

1. The utility model provides a novel hoist couple structure, includes mount (1), its characterized in that: the inside of mount (1) is rotated and is connected with first pulley (2), the surface cover of first pulley (2) is equipped with first wire rope (3), the bottom welding of mount (1) has supporting shoe (4), the bottom of supporting shoe (4) is rotated and is connected with first couple (5), the surface of first couple (5) is equipped with limit structure (6), backup pad (7) have all been bolted on the both sides of supporting shoe (4), first connecting block (8) have all been welded to the both sides of backup pad (7) bottom, the inside of first connecting block (8) is equipped with second wire rope (9), the bottom of second wire rope (9) is equipped with second connecting block (10), the bottom of second connecting block (10) is rotated and is connected with second couple (11).

2. A novel crane hook structure according to claim 1, characterized in that: limit structure (6) include nut (61), nut (61) weld in the inside of first couple (5), the inside welding of first couple (5) has bolt (62), the inside threaded connection of the surface of bolt (62) and nut (61).

3. A novel crane hook structure according to claim 2, characterized in that: the nut (61) and the bolt (62) are located at an outlet of the first hook (5), and the nut (61) and the bolt (62) are connected in an inclined mode.

4. A novel crane hook structure according to claim 1, characterized in that: the inside welding of first connecting block (8) has first bracing piece (12), the surperficial sliding connection of first bracing piece (12) has second pulley (13), the surface of second pulley (13) contacts with the surface of second wire rope (9).

5. A novel crane hook structure according to claim 1, characterized in that: the inside welding of second connecting block (10) has second bracing piece (14), the surperficial sliding connection of second bracing piece (14) has third pulley (15), the surface of third pulley (15) contacts with the surface of second wire rope (9).

6. A novel crane hook structure according to claim 1, characterized in that: the second hook (11) is located on the periphery of the first hook (5), and the size of the second hook (11) is smaller than that of the first hook (5).