CN220787815U

CN220787815U - Pull arm loading lifting hook convenient to replace

Info

Publication number: CN220787815U
Application number: CN202322457887.4U
Authority: CN
Inventors: 董军; 陈玉新; 高丽明; 秦立群; 徐世清
Original assignee: Yangzhou Forever Machinery Co ltd
Current assignee: Yangzhou Forever Machinery Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-16
Anticipated expiration: 2033-09-11

Abstract

The utility model provides a pull arm loading lifting hook convenient to replace, which comprises a lifting hook, wherein the top of the lifting hook is provided with a unhooking component used for automatically unhooking the lifting hook, the unhooking component comprises a balancing block, a connecting block and an inner groove, the lifting hook is integrally arranged at the middle part of the bottom end part of the balancing block, the balancing block is rotatably arranged in the inner groove formed in the middle part of the connecting block, the balancing block is integrally arranged at the top end of the balancing block, the middle part of the bottom end of the balancing block is rotatably connected with a supporting component, the supporting component is fixedly arranged at the bottom end of the connecting block, and the top end of the connecting block is provided with a butt joint component convenient to disassemble.

Description

Pull arm loading lifting hook convenient to replace

Technical Field

The utility model relates to the technical field of lifting hooks, in particular to a pull arm loading lifting hook convenient to replace.

Background

The lifting hook is the most common lifting appliance in the lifting machinery, and is usually suspended on a steel wire rope of a lifting mechanism by means of pulley blocks and other parts, and the lifting hook is divided into a single hook and a double hook according to the shape.

The utility model discloses a pull arm upper mounting lifting hook (publication No. CN 213505598U) convenient to change among the prior art, including last fixed column, the upper end of going up the fixed column is fixed with the connecting rod, and the upper end of connecting rod is fixed with fixed ring, and the bottom mounting of going up the fixed column has first fixture block, and the bottom mounting of going up the fixed column has the second fixture block, and first screw hole has been seted up in the outside of second fixture block, and the below of going up the fixed column is provided with down the fixed column, and first spout has been seted up to the upper end of lower fixed column, and the second spout has been seted up to the upper end of lower fixed column. This pull arm facial make-up lifting hook convenient to change is provided with the chassis board, and first fixture block and the joint of fixed column and lower fixed column are gone into to the effectual rainwater that prevents of block connection of second spout, rotate the screw of will fixing along the second screw hole and screw, pass first screw hole and third screw hole, go up the fixed column and carry out stable connection with lower fixed column, have realized going up the fixed column and being convenient for change processing of fixed column down.

However, the above technical solution has the following drawbacks in the prior art: the device needs to unhook through artificial mode in the use, has increased operating personnel's operation, because most lifting hooks self are heavy, leads to manual operation inconvenient for unhook process is more time consuming and laborious, has certain potential danger simultaneously, has reduced production efficiency.

Disclosure of Invention

The utility model aims to provide a pull arm loading lifting hook which is convenient to replace, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a pull arm upper mounting lifting hook convenient to change, includes the lifting hook, the top of lifting hook is provided with the unhook subassembly that is used for the automatic unhook of lifting hook, unhook subassembly includes balancing piece, balancing weight, connecting block and inside groove, the lifting hook is integrative to be set up in the bottom tip department placed in the middle of balancing piece, the balancing piece rotates to set up in the inside groove of placing in the middle of connecting block department seted up, balancing weight is integrative to be set up in the top of balancing piece, the inside department of placing in the middle of bottom of balancing piece rotates with supporting component to be connected, supporting component fixed mounting is in the bottom of connecting block, the top of connecting block is provided with the butt joint subassembly of convenient dismouting.

Preferably, the support assembly comprises a first mounting hole, a first screw rod and a first fastening nut, wherein the first mounting hole is symmetrically arranged in the connecting block at two sides of the bottom end of the inner groove, and one end of the first screw rod penetrates through the first mounting hole and is in threaded connection with the first fastening nut.

Preferably, a rotating groove is formed in the middle of the bottom end of the balance weight, and the rotating groove is rotationally connected with the middle of the first screw.

Preferably, a limiting block is arranged at the center of the rear side of the inner groove and used for limiting the balance weight and the lifting hook.

Preferably, a first thread cylinder is integrally arranged on one side of the first fastening nut, and the inner side of the first thread cylinder is in threaded connection with the outer side of a second thread cylinder arranged on the outer side of the first mounting hole on one side of the bottom end of the connecting block.

Preferably, the butt joint assembly comprises a first butt joint block, a second butt joint block, a mounting groove, a second mounting hole and a third mounting hole, wherein the first butt joint block is welded integrally on one side of the top end of the connecting block, the first butt joint block is matched with the mounting groove arranged on one side of the bottom end of the second butt joint block, the second mounting hole and the third mounting hole are correspondingly formed in the first butt joint block and the second butt joint block, and a fixed circular ring is arranged at the center of the top end of the second butt joint block.

Preferably, the docking assembly further comprises a second screw rod and a second fastening nut, and the second screw rod is matched with the second mounting hole and the third mounting hole and is in threaded connection with the second fastening nut.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses a set up the lifting hook in the bottom of unhooking subassembly, conveniently realize carrying out automatic unhooking to rings or rope on the article that hangs on the lifting hook, improve convenience and the flexibility that the lifting hook used for the process of unhooking need not to operate unhooking through the manual work and compares labour saving and time saving, thereby improves work efficiency and provides certain security simultaneously.

2. The utility model discloses a set up supporting component, realize the support to the rotor, conveniently dismouting to the lifting hook simultaneously, improve the convenience of lifting hook dismouting, conveniently use according to required hoist and mount article, change suitable lifting hook.

Drawings

FIG. 1 is a schematic view showing the initial state of the hook according to the present utility model;

FIG. 2 is a schematic view of the structure of the hook according to the present utility model in its operative condition;

FIG. 3 is a schematic view of the whole part of the split structure of the present utility model;

fig. 4 is a schematic structural view of a docking assembly according to the present utility model.

In the figure: 1. a lifting hook; 2. a balance weight; 3. balancing weight; 4. a connecting block; 5. an inner tank; 6. a limiting block; 7. a rotating groove; 8. a first mounting hole; 9. a first screw; 10. a first fastening nut; 11. a first thread cylinder; 12. a second thread cylinder; 13. a first butt joint block; 14. a second butt joint block; 15. a mounting groove; 16. a second mounting hole; 17. a third mounting hole; 18. a second screw; 19. a second fastening nut; 20. and fixing the circular ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

embodiment one:

the utility model provides a pull arm upper mounting lifting hook convenient to change, including lifting hook 1, lifting hook 1's top is provided with the unhook subassembly that is used for lifting hook 1 automatic unhook, unhook subassembly includes balancing piece 2, balancing piece 3, connecting block 4 and inside groove 5, lifting hook 1 an organic whole sets up in the bottom tip department placed in the middle of balancing piece 2, balancing piece 2 rotates and sets up in the inside groove 5 of seting up in the department placed in the middle of connecting block 4, balancing piece 3 an organic whole sets up in balancing piece 2's top, balancing piece 2's inside department placed in the middle of bottom rotates with supporting component to be connected, supporting component fixed mounting is in connecting block 4's bottom, connecting block 4's top is provided with the butt joint subassembly of convenient dismouting.

Through setting up lifting hook 1 in the bottom of unhooking subassembly, the convenient realization is to hanging rings or rope on the article of hanging on lifting hook 1 and is carried out automatic unhooking, need not to operate unhooking through the manual work, thereby improve convenience and flexibility that the lifting hook used, labour saving and time saving improves work efficiency relatively, utilize to set up lifting hook 1 an organic whole in the bottom tip department placed in the middle of balancing piece 2 bottom, and the inside pivoted slot 7 of department placed in the middle of balancing piece 2 bottom rotates with the supporting component of connecting block 4 bottom and is connected, balancing piece 2 rotates in inside 5 of connecting block 4, the top of balancing piece 2 is provided with balancing weight 3 simultaneously, in the in-process of hanging article contact holding surface no longer produces decurrent pulling force to lifting hook 1, utilize the weight of balancing piece 2 top balancing weight 3, can make balancing weight 3 because the automatic decurrent of gravity of self, simultaneously can warp lifting hook 1 of balancing piece 2 bottom, thereby realize automatic unhooking, make the in-process of unhooking more labour saving and time saving, improve work efficiency.

The supporting component comprises a first mounting hole 8, a first screw rod 9 and a first fastening nut 10, wherein the first mounting hole 8 is symmetrically formed in the connecting block 4 on two sides of the bottom end of the inner groove 5, one end of the first screw rod 9 penetrates through the first mounting hole 8 and is in threaded connection with the first fastening nut 10, a rotary groove 7 is formed in the middle of the bottom end of the balance block 2, and the rotary groove 7 is rotationally connected with the middle of the first screw rod 9.

Through setting up supporting component, realize the support to balancing piece 2, the while is convenient to dismouting to lifting hook 1, utilize the one end of first screw rod 9 to set up the external screw thread, and external screw thread and first fastening nut 10 threaded connection, the department of centering of first screw rod 9 rotates with rotation groove 7 to be connected, utilize first screw rod 9 to fix in the bottom of connecting block 4, realize rotating balancing piece 2 with rotation groove 7 as the center, through first fastening nut 10 and the one end external screw thread threaded connection of first screw rod 9, the convenience is to the dismouting of first screw rod 9, thereby the convenience to dismouting to balancing piece 2 and lifting hook 1, improve the convenience of dismouting.

The butt joint assembly comprises a first butt joint block 13, a second butt joint block 14, a mounting groove 15, a second mounting hole 16 and a third mounting hole 17, wherein the first butt joint block 13 is integrally arranged on one side of the top end of the connecting block 4 in a welding mode, the first butt joint block 13 is matched with the mounting groove 15 arranged on one side of the bottom end of the second butt joint block 14, the second mounting hole 16 and the third mounting hole 17 are correspondingly formed in the first butt joint block 13 and the second butt joint block 14, a fixed circular ring 20 is arranged at the center of the top end of the second butt joint block 14, the fixed circular ring 20 is fixed on the inner side of the circular ring at the bottom end of the hoisting rope, connection fixation between the fixed circular ring and the hoisting rope is achieved, stability of hoisting is improved, the butt joint assembly further comprises a second screw 18 and a second fastening nut 19, and the second screw 18 is matched with the second mounting hole 16 and the third mounting hole 17 and is in threaded connection with the second fastening nut 19.

Through setting up the butt joint subassembly, realize rotating assembly and rope bottom's fixed, the while is convenient to butt joint subassembly and hoist and mount rope bottom's butt joint and dismantlement, improves dismouting efficiency, utilizes the first butt joint piece 13 of connecting block 4 top one side to be connected fixedly between through second screw rod 18 and second fastening nut 19 and the second butt joint piece 14 to the convenience is to the dismouting between first butt joint piece 13 and the second butt joint piece 14, utilizes two second screw rods 18 to dock simultaneously, strengthens the steadiness of connecting between two butt joint pieces.

Embodiment two:

considering that this device needs to guarantee the steadiness of first screw rod 9 in the connecting block 4 bottom in the use, consequently on the basis of embodiment one, through being provided with first screw thread section of thick bamboo 11 in one side of first fastening nut 10 an organic whole in this embodiment, the inboard of first screw thread section of thick bamboo 11 and the outside threaded connection of second screw thread section of thick bamboo 12 that sets up in the outside of connecting block 4 bottom one side first mounting hole 8, set up through an organic whole between first fastening nut 10 and the first screw thread section of thick bamboo 11, and first fastening nut 10 and the one end threaded connection of first screw rod 9, first screw thread section of thick bamboo 11 and second screw thread section of thick bamboo 12 threaded connection, utilize the threaded connection between first fastening nut 10 and first screw rod 9 to fix first screw rod 9 in the bottom of connecting block 4 simultaneously, threaded connection between first screw thread section of thick bamboo 11 and the second screw thread section of thick bamboo 12, strengthen the steadiness to first screw rod 9 in first mounting hole 8, thereby improve the operability of rotating the subassembly.

Embodiment III:

in this embodiment, consider this device in the in-process of using for guarantee the functionality of balancing weight 3, make balancing weight 3 of initial state, certain angle is inclined to the outside of indent 5, thereby realize the function of automatic unhooking, therefore on the basis of embodiment one and two, be provided with stopper 6 in the rear side department placed in the middle of inside groove 5 in this embodiment, stopper 6 is used for the spacing of balancing weight 2 and lifting hook 1, make lifting hook 1 carry out the in-process of hanging article, because the weight of hanging article self, can have decurrent pulling force to lifting hook 1, the hoist and mount to hanging article are realized to lifting hook 1 decurrent removal, when the article contact holding surface of hoist and mount, no longer produce decurrent pulling force to lifting hook 1, through the effect of balancing weight 3, then lifting hook 1 rises down to balancing weight 3, make lifting hook 1 and stopper 6 conflict, carry out spacing to the upper and lower removal of balancing weight 3, improve holistic stability.

Working principle: when the lifting hook 1 is integrally fixed, the first butt joint block 13 and the second butt joint block 14 are firstly installed and fixed by utilizing the second screw rod 18 and the second fastening nut 19, then the balancing weight 2 is arranged in the inner groove 5, the rotating groove 7 at the bottom end of the balancing weight 2 is positioned between the two first installation holes 8, then the first screw rod 9 and the first thread cylinder 11 penetrate through the first installation holes 8 and the rotating groove 7, then the first screw rod 9 is respectively connected with one end of the first screw rod 9 and the thread cylinder 12 by utilizing the first fastening nut 10 and the first thread cylinder 11, the first screw rod 9 is fixed in the first installation hole 8, the rotating groove 7 at the bottom end of the balancing weight 2 is rotated at the center of the first screw rod 9, thus the whole installation and fixation of the lifting hook 1 are realized, the lifting hook 1 which is lifted is directly pulled downwards by taking the rotating groove 7 as the center in the process of lifting hook or rope on an article, and then the article is lifted, when the article descends to contact the supporting surface, the lifting hook 1 is automatically lifted, and the lifting hook 1 is more convenient and fast.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 pull arm load lifting hook convenient to change, includes lifting hook (1), its characterized in that: the top of lifting hook (1) is provided with the unhook subassembly that is used for lifting hook (1) to unhook automatically, unhook subassembly includes balancing piece (2), balancing weight (3), connecting block (4) and inside groove (5), lifting hook (1) an organic whole sets up in the bottom tip department placed in the middle of balancing piece (2), balancing piece (2) rotate set up in inside groove (5) of seting up in the department placed in the middle of connecting block (4), balancing weight (3) an organic whole set up in the top of balancing piece (2), the inside department placed in the middle of bottom of balancing piece (2) rotates with supporting component to be connected, supporting component fixed mounting is in the bottom of connecting block (4), the top of connecting block (4) is provided with the butt joint subassembly of convenient dismouting.

2. A pull-arm loading hook for easy replacement as recited in claim 1, wherein: the support assembly comprises a first mounting hole (8), a first screw rod (9) and a first fastening nut (10), wherein the first mounting hole (8) is symmetrically arranged inside the connecting block (4) on two sides of the bottom end of the inner groove (5), and one end of the first screw rod (9) penetrates through the first mounting hole (8) and is in threaded connection with the first fastening nut (10).

3. A pull-arm loading hook for easy replacement as recited in claim 1, wherein: the bottom of balancing piece (2) is inside to be seted up rotation groove (7) in the middle of department, rotation groove (7) are connected with the center department rotation of first screw rod (9).

4. A pull-arm loading hook for easy replacement as recited in claim 1, wherein: a limiting block (6) is arranged at the center of the rear side of the inner groove (5), and the limiting block (6) is used for limiting the balance weight (2) and the lifting hook (1).

5. A pull-arm loading hook for easy replacement as recited in claim 2, wherein: one side of the first fastening nut (10) is integrally provided with a first thread cylinder (11), and the inner side of the first thread cylinder (11) is in threaded connection with the outer side of a second thread cylinder (12) arranged on the outer side of a first mounting hole (8) at one side of the bottom end of the connecting block (4).

6. A pull-arm loading hook for easy replacement as recited in claim 1, wherein: the butt joint assembly comprises a first butt joint block (13), a second butt joint block (14), a mounting groove (15), a second mounting hole (16) and a third mounting hole (17), wherein the first butt joint block (13) is integrally welded on one side of the top end of the connecting block (4), the first butt joint block (13) is matched with the mounting groove (15) arranged on one side of the bottom end of the second butt joint block (14), the first butt joint block (13) and the second butt joint block (14) are internally provided with the second mounting hole (16) and the third mounting hole (17) in a corresponding mode, and a fixed circular ring (20) is arranged at the center of the top end of the second butt joint block (14).

7. The easy to replace pull arm loading hook of claim 6, wherein: the butt joint assembly further comprises a second screw rod (18) and a second fastening nut (19), wherein the second screw rod (18) is matched with the second mounting hole (16) and the third mounting hole (17) and is in threaded connection with the second fastening nut (19).