CN220245300U - Lifting hook mechanism with good anti-drop performance - Google Patents

Abstract

The utility model discloses a lifting hook mechanism with good anti-falling performance, which belongs to the field of lifting hooks and comprises a connecting frame, wherein a double-thread screw rod is rotationally connected inside the connecting frame, two transmission plates are connected with external threads of the double-thread screw rod, limiting blocks are fixedly connected to opposite faces of the two transmission plates, a rotating column is clamped between the two limiting blocks, a connecting plate is fixedly connected to the bottom of the rotating column, a lifting hook main body is fixedly connected to the bottom of the connecting plate, an anti-falling rod is connected to the inside of the lifting hook main body in a sliding manner, a clamping block is fixedly connected to one end of the anti-falling rod, and a limiting sleeve is fixedly connected to the top of one side of the lifting hook main body; through setting up link, solid fixed ring, double-thread screw rod, hexagonal rotary disk, drive plate, stopper, column spinner and connecting plate, can change the lifting hook of bottom in the in-service use, and then can bring convenience for the use of lifting hook, be worth using widely.

Description

Lifting hook mechanism with good anti-drop performance

Technical Field

The utility model belongs to the technical field of lifting hooks, and particularly relates to a lifting hook mechanism with good anti-falling performance.

Background

At present, a lifting hook is the most common lifting appliance in a lifting machine, and is often hung on a steel wire rope of a lifting mechanism by means of a pulley block and the like, and has enough strength.

The utility model patent of the publication No. CN215364502U proposes a welding lifting hook with good anti-falling performance, which comprises a lifting hook; the middle part of the outer wall of the lifting hook is provided with a rod groove, a stabilizing rod is inserted into the rod groove, one end of the stabilizing rod is provided with a rotating piece, the other end of the stabilizing rod is provided with a bolt, the left side of the inner wall of the lifting hook is provided with a thread groove, and the bolt is positioned in the thread groove; the right side of lifting hook inner wall is provided with magnet, the outer wall of firm pole is provided with the sheetmetal, the top of lifting hook runs through in the inside of backup pad, the top of lifting hook is connected with the riding block, the top of backup pad is provided with plays rings. According to the utility model, the stabilizing rod is arranged in the lifting hook, so that the stabilizing rod directly plays a role in locking the lifting hook in the lifting process of the lifting hook, the locking mechanism adopts threaded rotation butt joint, the tightness of the stabilizing rod during locking is ensured, and the use safety of the lifting hook is improved.

Above-mentioned case is in the in-service use, because the top of lifting hook is rotatory to set up in the inside of backup pad, makes it be difficult to dismantle, and when the lifting hook of bottom needs to be changed, very troublesome, for this application proposes a lifting hook mechanism that anticreep nature is good.

Disclosure of Invention

The utility model aims to provide a lifting hook mechanism with good anti-falling performance, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lifting hook mechanism that anticreep nature is good, includes the link, the inside rotation of link is connected with the double-thread screw rod, the outside threaded connection of double-thread screw rod has two drive plates, two equal fixedly connected with stopper in opposite face of drive plate, two the joint has the column spinner between the stopper, the bottom fixedly connected with connecting plate of column spinner, the bottom fixedly connected with lifting hook main part of connecting plate, the inside sliding connection of lifting hook main part has the anticreep pole, the one end fixedly connected with fixture block of anticreep pole, the top fixedly connected with stop collar of lifting hook main part one side.

As a preferred implementation mode, the top of the connecting frame is fixedly connected with a fixing ring, and a connecting hole is formed in the fixing ring.

As a preferable implementation mode, one side of the double-thread screw is fixedly connected with a hexagonal rotating disk, and one side of the hexagonal rotating disk is provided with a hexagonal groove.

As a preferable implementation mode, the tops of the two transmission plates are tightly attached to the top of the inner cavity of the connecting frame, and one side of the limiting block is matched with the outer part of the rotating column.

As a preferable implementation mode, the outside of the anti-drop rod is sleeved with a spring, and two ends of the spring are fixedly connected with the lifting hook main body and the clamping block respectively.

As a preferred implementation mode, a limit groove is formed in the limit sleeve, and one end of the clamping block is matched with the inside of the limit groove.

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

according to the lifting hook mechanism with good anti-drop performance, the connecting frame, the fixing ring, the double-thread screw, the hexagonal rotating disc, the transmission plate, the limiting block, the rotating column and the connecting plate are arranged, so that the lifting hook at the bottom can be replaced in the actual use process, convenience can be brought to the use of the lifting hook, and the lifting hook mechanism is worthy of popularization and use;

this lifting hook mechanism that anticreep nature is good through setting up anticreep pole, spring and fixture block, and spring cooperation anticreep pole can be blocked the object that catches on, makes it can not break away from to very big improvement the practicality of lifting hook.

Drawings

FIG. 1 is a front view of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the structure of the present utility model;

FIG. 3 is a top view of a stopper in the structure of the present utility model.

In the figure: 1. a connecting frame; 2. a fixing ring; 3. a double-thread screw; 4. a hexagonal rotating disc; 5. a drive plate; 6. a limiting block; 7. a spin column; 8. a connecting plate; 9. a hook body; 10. an anti-drop rod; 11. a spring; 12. a clamping block; 13. and a limit sleeve.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1-3, the utility model provides a lifting hook mechanism with good anti-falling performance, which comprises a connecting frame 1, wherein a double-thread screw rod 3 is rotatably connected inside the connecting frame 1, two transmission plates 5 are connected with the outer threads of the double-thread screw rod 3, limiting blocks 6 are fixedly connected to opposite faces of the two transmission plates 5, a rotating column 7 is clamped between the two limiting blocks 6, a fixing ring 2 is fixedly connected to the top of the connecting frame 1, a connecting hole is formed inside the fixing ring 2, a hexagonal rotating disc 4 is fixedly connected to one side of the double-thread screw rod 3, a hexagonal groove is formed in one side of the hexagonal rotating disc 4, the tops of the two transmission plates 5 are tightly attached to the top of an inner cavity of the connecting frame 1, and one side of the limiting block 6 is matched with the outer side of the rotating column 7. During the use, when the lifting hook of bottom needs to be changed, use the accessory instrument of adaptation hexagonal rotary disk 4 one side recess, rotatory hexagonal rotary disk 4 for double-thread screw 3 takes place to rotate, makes two drive plates 5 take place the screw motion, stopper 6 and column 7 separation, and then can take off column 7 from the bottom, change.

In addition, the bottom of the rotary column 7 is fixedly connected with a connecting plate 8, the bottom of the connecting plate 8 is fixedly connected with a lifting hook main body 9, the inside of the lifting hook main body 9 is slidably connected with an anti-drop rod 10, one end of the anti-drop rod 10 is fixedly connected with a clamping block 12, the top of one side of the lifting hook main body 9 is fixedly connected with a limiting sleeve 13, the outside of the anti-drop rod 10 is sleeved with a spring 11, two ends of the spring 11 are respectively fixedly connected with the lifting hook main body 9 and the clamping block 12, a limiting groove is formed in the inside of the limiting sleeve 13, and one end of the clamping block 12 is matched with the inside of the limiting groove; when the article needs to be fixed, the anti-falling rod 10 can be pulled, so that one end of the anti-falling rod 10 is separated from the inside of the clamping block 12, then the article needing to be hoisted is hooked outside the lifting hook main body 9, the anti-falling rod 10 is loosened, and the anti-falling rod 10 is embedded into the inside of the limiting sleeve 13 again under the elastic action of the spring 11, so that the material can be effectively prevented from falling off.

The working principle and the using flow of the utility model are as follows: in the use at first, when the lifting hook of bottom needs to be changed, use the accessory instrument of adaptation hexagonal rotary disk 4 one side recess, rotatory hexagonal rotary disk 4, make the double-thread screw 3 take place to rotate, make two drive plates 5 take place the screw motion, stopper 6 and column 7 separation, and then can take off column 7 from the bottom, change, when the fixed article of needs, can pulling anticreep pole 10, make the one end of anticreep pole 10 break away from the inside of fixture block 12, the article that will hoist and mount is colluded in the outside of lifting hook main part 9 again, loosen anticreep pole 10, make anticreep pole 10 under the effect of spring 11 elasticity, imbed the inside of stop collar 13 again, and then can effectually prevent that the material from droing.

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 (6)

1. The utility model provides a lifting hook mechanism that anticreep nature is good, includes link (1), its characterized in that: the inside rotation of link (1) is connected with double-thread screw (3), the outside threaded connection of double-thread screw (3) has two drive plates (5), two equal fixedly connected with stopper (6) of opposite face of drive plate (5), two joint has column of revolution (7) between stopper (6), the bottom fixedly connected with connecting plate (8) of column of revolution (7), the bottom fixedly connected with lifting hook main part (9) of connecting plate (8), the inside sliding connection of lifting hook main part (9) has anticreep pole (10), the one end fixedly connected with fixture block (12) of anticreep pole (10), the top fixedly connected with stop collar (13) of lifting hook main part (9) one side.

2. The hook mechanism with good anti-drop performance according to claim 1, wherein: the top fixedly connected with solid fixed ring (2) of link (1), the connecting hole has been seted up to the inside of solid fixed ring (2).

3. The hook mechanism with good anti-drop performance according to claim 1, wherein: one side of the double-thread screw rod (3) is fixedly connected with a hexagonal rotary disk (4), and one side of the hexagonal rotary disk (4) is provided with a hexagonal groove.

4. The hook mechanism with good anti-drop performance according to claim 1, wherein: the tops of the two transmission plates (5) are tightly attached to the top of the inner cavity of the connecting frame (1), and one side of the limiting block (6) is matched with the outer part of the rotating column (7).

5. The hook mechanism with good anti-drop performance according to claim 1, wherein: the outside cover of anticreep pole (10) is equipped with spring (11), the both ends of spring (11) are respectively with lifting hook main part (9) and fixture block (12) fixed connection.

6. The hook mechanism with good anti-drop performance according to claim 1, wherein: the limiting groove is formed in the limiting sleeve (13), and one end of the clamping block (12) is matched with the inside of the limiting groove.