CN220078331U

CN220078331U - Crane

Info

Publication number: CN220078331U
Application number: CN202321191407.8U
Authority: CN
Inventors: 吴少敏
Original assignee: Hami Zhonghui Mining Co ltd
Current assignee: Hami Zhonghui Mining Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-11-24
Anticipated expiration: 2033-05-17

Abstract

The utility model relates to the technical field of industrial machinery, in particular to a crane, which comprises a fixed frame, a lifting hook body, a movable plate and clamping plates, wherein the lifting hook body is movably connected in the middle of the inside of the fixed frame, the movable plate is movably connected at the front end and the rear end of the inner wall of the fixed frame, a sleeve is fixedly connected on the outer wall surface of the movable plate, and the clamping plates are movably connected on the outer wall surface of the sleeve.

Description

Crane

Technical Field

The utility model relates to the technical field of industrial machinery, in particular to a crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, also called crown block, aerial crane and crane, and is mainly characterized in that a driving cab and a hoisting control cab are combined into a whole and evolved by a crawler crane, the crawler and a walking support of a travelling mechanism are changed into a chassis with tires, the defect that crawler plates of the crawler crane damage the road surface is overcome, and the crane belongs to a material carrying machine.

Disclosure of Invention

The utility model aims to provide a crane, which solves the problems that most of the cranes proposed in the prior art have fixed hooks contacted with articles when lifting the articles, the articles are lifted and conveyed directly after being hooked, unhooked hook parts of the cranes possibly occur during conveying, and the conveyed articles are damaged to some extent and personnel are possibly damaged.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hoist, includes mount, lifting hook body, fly leaf and splint, lifting hook body swing joint is in the middle of the inside of mount, the fly leaf, both ends around the inner wall of mount, sleeve around fly leaf swing joint, sleeve fixed connection is at the outer wall surface of fly leaf, splint swing joint is at telescopic outer wall surface.

Preferably, the front side has been seted up in the middle of the inside of mount, and has two-way screw rod through bearing swing joint in the middle of the inside of spout, the outer wall left end fixedly connected with of two-way screw rod turns round the piece, and has the swivel nut at the outer wall of two-way screw rod through the horizontal swing joint of screw motion, the outer wall of swivel nut and the outer wall of fly leaf looks fixed connection.

Preferably, the clamping groove is formed in the middle of the inside of the sleeve, a spring is transversely movably arranged on the inner wall of the clamping groove, a telescopic rod is transversely movably abutted against the end head of the spring, and the outer wall surface of the telescopic rod is fixedly connected with the outer wall surface of the clamping plate.

Preferably, the right end of the fixing frame is open, and corners of the outer wall of the fixing frame and the outer wall of the torsion block are both circular arc-shaped.

Preferably, the outer wall of the movable plate is matched with the inner wall of the fixed frame, the height of the movable plate is consistent with that of the fixed frame, and corners of the outer wall of the movable plate are arranged in a circular arc shape.

Preferably, the outer wall surface of splint is fixed to be provided with anti-skidding line, and the outer wall surface of splint and the outer wall surface looks adaptation laminating of lifting hook body.

Compared with the prior art, the utility model has the beneficial effects that: when the lifting hook is used, the two groups of movable plates can move relatively through the screw thread movement, so that the movable plates drive the clamping plates to extrude to a certain extent through the resilience force of the springs, the outer walls of the clamping plates are tightly attached to the outer walls of the lifting hook bodies, and the possibility that the clamping plates are not easy to fall off after the clamping is finished is realized, so that articles in the lifting hook bodies for carrying out the hanging hook are not easy to unhook, the falling state of the articles is avoided, the installation is simple, the installation is quick and convenient, and the clamping device can be used for clamping the lifting hook bodies with different sizes in a matching mode.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic top view of the structure of the present utility model;

FIG. 3 is a schematic rear view in section of the structure of the present utility model;

FIG. 4 is an enlarged partial schematic view of the FIG. 3A;

fig. 5 is an enlarged partial schematic view of the utility model B of fig. 3.

In the figure: 1. a fixing frame; 2. a hook body; 3. a chute; 4. a bidirectional screw; 5. twisting blocks; 6. a screw sleeve; 7. a movable plate; 8. a sleeve; 9. a clamping groove; 10. a spring; 11. a telescopic rod; 12. and (3) clamping plates.

The specific embodiment is as follows:

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. 1-5, an embodiment of the present utility model is provided: the crane comprises a fixed frame 1, a lifting hook body 2, a movable plate 7 and a clamping plate 12, wherein the lifting hook body 2 is movably connected in the middle of the inside of the fixed frame 1, the movable plate 7 is movably connected at the front end and the rear end of the inner wall of the fixed frame 1, a sleeve 8 is fixedly connected with the outer wall surface of the movable plate 7, the clamping plate 12 is movably connected with the outer wall surface of the sleeve 8;

further, the spout 3 has been seted up to the front side in the middle of the inside of mount 1, and has two-way screw rod 4 through bearing swing joint in the middle of the inside of spout 3, and the outer wall left end fixedly connected with of two-way screw rod 4 turns round piece 5, and transversely swing joint has swivel nut 6 through the screw movement at the outer wall of two-way screw rod 4, and the outer wall of swivel nut 6 and the outer wall looks fixed connection of fly leaf 7, and this structure can carry out certain transverse distance to fly leaf 7 and remove.

Further, draw-in groove 9 has been seted up in the middle of the inside of sleeve 8, and transversely moves about at the inner wall of draw-in groove 9 and be provided with spring 10, and the end of spring 10 transversely moves about and offsets there is telescopic link 11, and the outer wall surface of telescopic link 11 and the outer wall surface of splint 12 are fixed connection mutually, and this structure accessible splint 12 makes overall structure stable to the outer wall centre gripping of lifting hook body 2.

Furthermore, the right end of the fixing frame 1 is open, and the outer wall of the fixing frame 1 and the corners of the outer wall of the torsion block 5 are both arc-shaped, so that the structure can avoid partial damage caused by the edges and corners during use.

Further, the outer wall of the movable plate 7 is matched with the inner wall of the fixed frame 1, the height of the movable plate 7 is consistent with the height of the fixed frame 1, the corners of the outer wall of the movable plate 7 are arc-shaped, and the structure can enable the movable plate 7 to reduce abrasion consumption during moving.

Further, the outer wall surface of the clamping plate 12 is fixedly provided with anti-skid patterns, and the outer wall surface of the clamping plate 12 is matched and attached with the outer wall surface of the lifting hook body 2, so that the outer wall of the clamping plate 12 and the outer wall of the lifting hook body 2 can be attached with each other by the structure, and are not easy to fall off.

Working principle: when the lifting hook is used, the upper end opening of the lifting hook body 2 is closed through the fixing frame 1 when the lifting hook body 2 conveys partial articles, the articles hooked by the lifting hook body 2 are prevented from being unhooked during use, partial loss is caused by the articles, the outer wall of the lifting hook body 2 is wrapped through the fixing frame 1, the fixing frame 1 and the lifting hook body 2 are in a crossed joint state, the torsion block 5 can be twisted afterwards, the two-way screw 4 in the middle of the sliding groove 3 is driven to rotate, the threaded sleeve 6 of the outer wall is driven to move relatively transversely on the inner wall of the sliding groove 3 through threaded movement when the two-way screw 4 rotates, the movable plate 7 of the outer wall of the threaded sleeve 6 can be driven to move at the same distance as the threaded sleeve 6 during use, the movable plate 7 can be driven to move at the same distance, the outer wall surface of the sleeve 8 can be jointed with the outer wall of the lifting hook body 2, the movable plate 7 can be driven to move at the same distance, the clamping plate 11 can be driven to drive the clamping plate 11 to move at the same time as the sleeve 8, the telescopic plate 11 can be driven to squeeze the clamping plate 11 to the inner wall of the lifting hook body, and the telescopic plate 10 can be prevented from being deformed to the inner wall of the lifting hook body 2 through the elastic force, and the telescopic plate 10 can be pushed by the telescopic plate 10, and the telescopic plate can be prevented from being deformed, and the inner wall of the telescopic plate 2 can be prevented from being deformed, and the inner through the telescopic plate 2 is deformed, and the telescopic plate 2 can be deformed, and the inner wall is the inner wall of the telescopic plate 2 is more stressed through the telescopic plate 2, and the telescopic plate is provided with the telescopic plate, and the elastic body.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hoist, includes mount (1), lifting hook body (2), fly leaf (7) and splint (12), its characterized in that:

the lifting hook body (2), the lifting hook body (2) is movably connected in the middle of the inside of the fixing frame (1),

a movable plate (7), wherein the movable plate (7) is movably connected with the front end and the rear end of the inner wall of the fixed frame (1),

a sleeve (8), wherein the sleeve (8) is fixedly connected with the outer wall surface of the movable plate (7),

and the clamping plate (12) is movably connected to the outer wall surface of the sleeve (8).

2. A crane according to claim 1, characterized in that: the front side has been seted up spout (3) in the middle of the inside of mount (1), and has bi-directional screw rod (4) through bearing swing joint in the middle of the inside of spout (3), the outer wall left end fixedly connected with of bi-directional screw rod (4) turns round piece (5), and transversely swing joint has swivel nut (6) through the screw movement at the outer wall of bi-directional screw rod (4), the outer wall of swivel nut (6) is fixedly connected with the outer wall of fly leaf (7).

3. A crane according to claim 1, characterized in that: the clamping groove (9) is formed in the middle of the inside of the sleeve (8), the spring (10) is transversely movably arranged on the inner wall of the clamping groove (9), the end head of the spring (10) transversely movably props against the telescopic rod (11), and the outer wall surface of the telescopic rod (11) is fixedly connected with the outer wall surface of the clamping plate (12).

4. A crane according to claim 1, characterized in that: the right end of the fixing frame (1) is open, and corners of the outer wall of the fixing frame (1) and the outer wall of the torsion block (5) are both circular arc-shaped.

5. A crane according to claim 1, characterized in that: the outer wall of the movable plate (7) is matched with the inner wall of the fixed frame (1), the height of the movable plate (7) is consistent with that of the fixed frame (1), and corners of the outer wall of the movable plate (7) are arc-shaped.

6. A crane according to claim 1, characterized in that: the outer wall surface of splint (12) is fixed to be provided with anti-skidding line, and the outer wall surface of splint (12) and the outer wall surface looks adaptation laminating of lifting hook body (2).