CN220283366U - Anti-swing device for crane hook - Google Patents

Abstract

The utility model discloses a crane hook anti-swing device, which comprises a tripod, wherein the top of the tripod is fixedly connected with a protective cover; the beneficial effects achieved by the utility model are as follows: can be through fixed mounting limiting tube cooperation slide in hoisting accessory bottom and the inboard linking plate of tripod carry out spacingly to the rope, reach the purpose that reduces the swing range, simultaneously when the lifting hook rises can promote the second flexible pipe through the arc and upwards move shrink to in the first flexible pipe, first flexible pipe rethread third spacing ring promotes the second flexible pipe and upwards move shrink to in the second flexible pipe, when the lifting hook descends, receive the gravity to influence first flexible pipe and the flexible pipe of second can automatic roll-off, because the limiting tube has been fixed with hoisting accessory, and second flexible pipe and first flexible pipe can only slide from top to bottom, so the same can carry out spacingly to all ropes between hoisting accessory and the lifting hook, further promote anti-shake effect.

Description

Anti-swing device for crane hook

Technical Field

The utility model relates to the technical field of cranes, in particular to a crane hook anti-swing device.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, and is also called crown block, aerial crane and crane. The working characteristics of the hoisting equipment are that the corresponding mechanisms for taking, moving, unloading and the like in one working cycle are alternately operated, and the crane is increasingly widely developed and used in the market.

The Chinese patent discloses a "crane hook anti-sway device" with the patent number of CN202221632659.5, the scheme records a "crane hook anti-sway device", the tripod comprises two symmetrically arranged triangular supports, the top fixedly connected with support columns of the two triangular supports, a shell is arranged on the outer wall of the support column in a left-right movable manner, a lifting device is fixedly arranged at the bottom of the shell, a lifting hook is arranged at the lower side of the lifting device, a rope is detachably arranged between the lifting device and the lifting hook, two symmetrically arranged limiting pipes are fixedly connected at the bottom of the lifting device, and a gap is arranged between the rope and each limiting pipe. The lifting device is characterized in that after the lifting device is moved to a designated position to stop, a workpiece still moves under the action of inertia, then swing is generated, a worker needs to wait for the workpiece to be stable and then slowly put down the workpiece, a limiting pipe is arranged, the swing amplitude of a rope is reduced, the stable time of the workpiece is shortened, the stability of the limiting pipe in use is improved under the mutual matching of a connecting plate and a sliding plate, but a certain problem still exists.

Disclosure of Invention

The utility model aims to provide a crane hook anti-swing device, which aims 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 hoist lifting hook anti-sway device, includes the tripod, the top fixedly connected with protection casing of tripod, the bottom of protection casing is provided with hoisting accessory, hoisting accessory's bottom demountable installation has the rope, the bottom of rope is provided with the lifting hook, the outside cover of rope is equipped with spacing pipe, spacing pipe and hoisting accessory fixed connection, the outside cover of spacing pipe is equipped with the slide, slide and spacing pipe fixed connection, the inboard fixedly connected with linking plate of tripod, the spout has been seted up to the inside of linking plate, the spout uses with the slide cooperation, the outside of rope just is located the inboard cover of spacing pipe and is equipped with first flexible pipe, first flexible pipe and spacing pipe sliding connection, the outside of rope just is located the inboard cover of first flexible pipe and is equipped with the flexible pipe of second, the outside of flexible pipe of second and the top cover that is located the lifting hook are equipped with the arc, arc and flexible pipe fixed connection, arc and lifting hook cooperation use.

Preferably, a first limiting ring is sleeved outside the first telescopic tube and positioned on the inner side of the limiting tube, and the first limiting ring is fixedly connected with the first telescopic tube.

Preferably, a second limiting ring is sleeved outside the second telescopic tube and positioned on the inner side of the first telescopic tube, and the second limiting ring is fixedly connected with the second telescopic tube.

Preferably, a third limiting ring is sleeved outside the first telescopic tube and below the limiting tube, and the third limiting ring is fixedly connected with the first telescopic tube.

Preferably, the outer side wall of the first limiting ring is attached to the inner side wall of the limiting pipe.

Preferably, the outer side wall of the second limiting ring is attached to the inner side wall of the first telescopic pipe.

The beneficial effects achieved by the utility model are as follows: through the first flexible pipe, the second flexible pipe, the arc, first spacing ring, the second spacing ring, the third spacing ring of setting, equally, can be through the spacing pipe cooperation slide of fixed mounting in hoisting accessory bottom and the inboard link plate of a tripod spacing to the rope, reach the purpose that reduces swing range, simultaneously when the lifting hook rises can promote the second flexible pipe through the arc and upwards move shrink to in the first flexible pipe, first flexible pipe rethread third spacing ring promotes the second flexible pipe and upwards move shrink to in the second flexible pipe, when the lifting hook descends, receive the automatic roll-off of first flexible pipe and the second flexible pipe of gravity influence, because spacing pipe has been fixed with hoisting accessory, and second flexible pipe and first flexible pipe all can only slide from top to bottom, so equally can carry out spacingly to all ropes between hoisting accessory and the lifting hook, further promote anti-shake effect.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

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

fig. 3 is a schematic cross-sectional view of a spacing tube of the present utility model.

In the figure: 1. a tripod; 2. a protective cover; 3. a lifting device; 4. a rope; 5. a lifting hook; 6. a limiting tube; 7. a slide plate; 8. a splice plate; 9. a chute; 10. a first telescopic tube; 11. a second telescopic tube; 12. an arc-shaped plate; 13. a first stop collar; 14. a second limiting ring; 15. and a third limiting 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 to 3, the present utility model provides a technical solution:

the utility model provides a hoist lifting hook anti-sway device, includes tripod 1, and the top fixedly connected with protection casing 2 of tripod 1, the inside of protection casing 2 is provided with the motor and the lead screw that is fixed mutually with the motor output, and the slider is fixed with hoisting accessory 3 to the outside threaded connection slider of lead screw, and the motor drives the lead screw and rotates and drive hoisting accessory 3 through the slider and move about; the bottom of protection casing 2 is provided with hoisting accessory 3, hoisting accessory 3's bottom demountable installation has rope 4, rope 4's bottom is provided with lifting hook 5, rope 4's outside cover is equipped with spacing pipe 6, spacing pipe 6 and hoisting accessory 3 fixed connection, spacing pipe 6's outside cover is equipped with slide 7, slide 7 and spacing pipe 6 fixed connection, tripod 1's inboard fixedly connected with link plate 8, spout 9 has been seted up to the inside of link plate 8, spout 9 and slide 7 cooperation use, rope 4's outside just is located spacing pipe 6's inboard cover and is equipped with first flexible pipe 10, first flexible pipe 10 and spacing pipe 6 sliding connection, rope 4's outside just is located first flexible pipe 10's inboard cover and is equipped with second flexible pipe 11, second flexible pipe 11 and first flexible pipe 10 sliding connection, the outside of second flexible pipe 11 just is located lifting hook 5's top cover and is equipped with arc 12, arc 12 and second flexible pipe 11 fixed connection, arc 12 and lifting hook 5 cooperation use, arc 12 lower surface and lifting hook 5 upper surface can laminate, can promote second flexible pipe 11 through 12 and shrink upward to first flexible pipe 10 when lifting hook 5 rises.

A first limiting ring 13 is sleeved outside the first telescopic pipe 10 and positioned on the inner side of the limiting pipe 6, and the first limiting ring 13 is fixedly connected with the first telescopic pipe 10 to limit the first telescopic pipe 10 so as to prevent the first telescopic pipe 10 from being separated from the limiting pipe 6; a second limiting ring 14 is sleeved outside the second telescopic pipe 11 and positioned on the inner side of the first telescopic pipe 10, the second limiting ring 14 is fixedly connected with the second telescopic pipe 11, and limits the second telescopic pipe 11 to prevent the second telescopic pipe 11 from being separated from the first telescopic pipe 10; a third limiting ring 15 is sleeved outside the first telescopic pipe 10 and below the limiting pipe 6, and the third limiting ring 15 is fixedly connected with the first telescopic pipe 10 to limit the first telescopic pipe 10 and prevent the first telescopic pipe 10 from completely entering the limiting pipe 6; the outer side wall of the first limiting ring 13 is attached to the inner side wall of the limiting pipe 6, so that the moving stability of the first telescopic pipe 10 is ensured; the outer side wall of the second limiting ring 14 is attached to the inner side wall of the first telescopic pipe 10, so that the stability of movement of the second telescopic pipe 11 is ensured.

Specifically, when the utility model is used, firstly, when the lifting device is used, the swing amplitude of the rope 4 can be reduced, the stable time of a workpiece is shortened, and under the mutual cooperation of the connecting plate 8 and the sliding plate 7, the stability of the limiting pipe 6 in use can be improved, and when the lifting hook 5 moves up and down, the first telescopic pipe 10 and the second telescopic pipe 11 can be driven to move up and down, and as the first telescopic pipe 10 and the second telescopic pipe 11 only can move up and down and cooperate with the limiting pipe 6, the whole length of the rope 4 between the lifting device 3 and the lifting hook 5 can be covered even when the lifting hook 5 is close to the ground, so that the anti-shaking effect is improved.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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 hoist lifting hook anti-rocking device, includes tripod (1), the top fixedly connected with protection casing (2) of tripod (1), the bottom of protection casing (2) is provided with hoisting accessory (3), the bottom demountable installation of hoisting accessory (3) has rope (4), the bottom of rope (4) is provided with lifting hook (5), the outside cover of rope (4) is equipped with spacing pipe (6), spacing pipe (6) and hoisting accessory (3) fixed connection, the outside cover of spacing pipe (6) is equipped with slide (7), slide (7) and spacing pipe (6) fixed connection, the inboard fixedly connected with linking board (8) of tripod (1), spout (9) have been seted up to the inside of linking board (8), spout (9) are used with slide (7) cooperation, its characterized in that: the outside of rope (4) and the inboard cover that is located spacing pipe (6) are equipped with first flexible pipe (10), first flexible pipe (10) and spacing pipe (6) sliding connection, the outside of rope (4) and the inboard cover that is located first flexible pipe (10) are equipped with second flexible pipe (11), the outside of second flexible pipe (11) and first flexible pipe (10) sliding connection, the top cover that just is located lifting hook (5) of second flexible pipe (11) is equipped with arc (12), arc (12) and second flexible pipe (11) fixed connection, arc (12) are used with lifting hook (5) cooperation.

2. The crane hook anti-sway device of claim 1, wherein: the first limiting ring (13) is sleeved outside the first telescopic tube (10) and located on the inner side of the limiting tube (6), and the first limiting ring (13) is fixedly connected with the first telescopic tube (10).

3. The crane hook anti-sway device of claim 1, wherein: the second limiting ring (14) is sleeved outside the second telescopic tube (11) and located on the inner side of the first telescopic tube (10), and the second limiting ring (14) is fixedly connected with the second telescopic tube (11).

4. The crane hook anti-sway device of claim 1, wherein: the outside of first flexible pipe (10) and be located the below cover of spacing pipe (6) and be equipped with third spacing ring (15), third spacing ring (15) and first flexible pipe (10) fixed connection.

5. A crane hook anti-sway device according to claim 2, characterized in that: the outer side wall of the first limiting ring (13) is attached to the inner side wall of the limiting pipe (6).

6. A crane hook anti-sway device according to claim 3, characterized in that: the outer side wall of the second limiting ring (14) is attached to the inner side wall of the first telescopic pipe (10).