CN222454335U - An anti-sway structure for crane hoisting operation - Google Patents

Abstract

The utility model discloses an anti-shaking structure for crane operation, which comprises a cross beam, wherein the upper end of the cross beam is provided with a crane main body, the bottom end of the crane main body is connected with a lifting rope main body, one side of the bottom end of the crane main body is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod is connected with a pulley type anti-shaking mechanism, and the pulley type anti-shaking mechanism is used for supporting and limiting the lifting rope main body in the advancing direction of the crane main body.

Description

Anti-shaking structure for crane lifting operation

Technical Field

The utility model relates to the technical field of traveling crane, in particular to an anti-shaking structure for traveling crane object hanging operation.

Background

The crane is one part of a crane, and basically has two driving modes, namely, one driving mode is centralized driving, namely, one motor drives a long driving shaft to drive driving wheels on two sides, and the other driving mode is respectively driving, namely, the driving wheels on two sides are respectively driven by one motor, and Chinese patent CN207957565U discloses a crane capable of preventing a lifting rope from swinging. Compared with the prior art, the lifting rope swing prevention crane has the advantages that the opposite limiting frames and the limiting rings with the limiting function among the limiting frames are arranged on the upright posts of the portal, so that the problem that the swing amplitude of the lifting rope is too large due to inertia in the process that the crane moves forwards and backwards or the lifting rope moves leftwards and rightwards can be effectively restrained, the lifted workpieces are prevented from being broken, and the safety of personnel in a workshop is also ensured.

The prior art has the defects that the height of the lifting rope is limited when the goods are lifted due to the fact that the height of the limiting ring is fixed in the prior art, and the lifting rope is easy to generate continuous swinging motion after the spring is stressed to deform when swinging, so that the limiting of the lifting rope is affected. Therefore, the anti-shaking structure for the crane lifting operation is provided, so that the problems are solved.

Disclosure of utility model

In order to solve the problems in the background technology, the technical scheme is that the anti-shaking structure for crane operation comprises a cross beam, wherein a crane main body is arranged at the upper end of the cross beam, the bottom end of the crane main body is connected with a lifting rope main body, one side of the bottom end of the crane main body is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod is connected with a pulley type anti-shaking mechanism, the pulley type anti-shaking mechanism is used for supporting and limiting the lifting rope main body in the advancing direction of the crane main body, the pulley type anti-shaking mechanism comprises a first fixing plate, a connecting rod, a second fixing plate, a first pulley and a second pulley, the connecting rod is fixed at the bottom end of the first fixing plate, the bottom end of the connecting rod is fixedly connected with the second fixing plate, and the first pulley is connected with the two ends of the first fixing plate through a shaft.

As a preferable technical scheme of the utility model, two ends of the first fixing plate and the second fixing plate are hollow structures, the number of the connecting rods is provided with a plurality of connecting rods, and the number of the first pulleys and the number of the second pulleys are two.

As a preferable technical scheme of the utility model, two electric telescopic rods are arranged, and the output ends of the two electric telescopic rods are fixedly connected with the top end of the first fixing plate

As an optimal technical scheme of the utility model, the bottom end of the lifting rope main body is connected with a movable pulley lifting seat, and a lifting hook is arranged at the bottom of the movable pulley lifting seat.

As a preferable technical scheme of the utility model, a winding mechanism is arranged on one side of the upper end of the travelling crane main body, the winding end of the winding mechanism is connected with one end of the lifting rope main body, and the lifting rope main body is in rolling contact with the first pulley and the second pulley.

The lifting hook hooks cargoes, the electric telescopic rod can be controlled to stretch according to the lifting height, the height of the pulley type anti-shaking mechanism can be adjusted, and the triangular lifting rope main body can be supported, so that the stability of the lifting rope main body structure is enhanced, and the problem that the lifting rope main body swings along with the moving direction when the travelling crane main body moves can be effectively solved.

Drawings

FIG. 1 is a schematic view of the construction of a preferred embodiment of the present utility model;

FIG. 2 is a partially disassembled schematic illustration of a preferred embodiment of the present utility model;

fig. 3 is a schematic view of a pulley-type anti-shake mechanism according to a preferred embodiment of the utility model.

The numerical control device comprises a cross beam, a traveling crane main body, a lifting rope main body, an electric telescopic rod, a first fixing plate, a connecting rod, a second fixing plate, a first pulley, a second pulley, a movable pulley lifting seat, a lifting hook, a rolling mechanism and a rolling mechanism, wherein the reference numerals are used for describing the traveling crane main body, the lifting rope main body, the electric telescopic rod, the first fixing plate, the connecting rod, the second fixing plate, the first pulley, the second pulley, the moving pulley lifting seat, the lifting hook and the rolling mechanism.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1-3 in combination, the swing preventing structure for crane operation of the present utility model comprises a beam 1, wherein a crane main body 2 is arranged at the upper end of the beam 1, a lifting rope main body 3 is connected to the bottom end of the crane main body 2, an electric telescopic rod 4 is fixedly connected to one side of the bottom end of the crane main body 2, a pulley swing preventing mechanism is connected to the output end of the electric telescopic rod 4, and the pulley swing preventing mechanism is used for supporting and limiting the lifting rope main body 3 in the advancing direction of the crane main body 2.

And in combination with the illustration of fig. 2 and 3, the pulley type anti-shaking mechanism comprises a first fixing plate 5, a connecting rod 6, a second fixing plate 7, a first pulley 8 and a second pulley 9, wherein the connecting rod 6 is fixed at the bottom end of the first fixing plate 5, the bottom end of the connecting rod 6 is fixedly connected with the second fixing plate 7, the first pulley 8 is connected with the end of the second fixing plate 7 through a shaft, the second pulley 9 is connected with the two ends of the first fixing plate 5 through a shaft, the two ends of the first fixing plate 5 and the two ends of the second fixing plate 7 are hollow structures, the first pulley 8 and the second pulley 9 are convenient to install through the hollow structures, the lifting rope main body 3 is convenient to limit, the number of the connecting rod 6 is provided with a plurality, and the number of the first pulley 8 and the number of the second pulley 9 are both provided with two.

Wherein, electric telescopic handle 4 quantity is provided with two, and two electric telescopic handle 4 output fixed connection first fixed plate 5 tops, and then the height of being convenient for adjust first fixed plate 5, and lifting rope main part 3 bottom is connected with movable pulley hanging seat 10, and movable pulley hanging seat 10 bottom is provided with lifting hook 11, and winding mechanism 12 is installed to driving main part 2 upper end one side, and winding mechanism 12 winding end connection lifting rope main part 3 one end, lifting rope main part 3 rolling contact first pulley 8 and second pulley 9.

Specifically, when the lifting rope device is used, the lifting rope main body 3 can be wound through the winding mechanism 12, the height of the lifting hook 11 is controlled through the lifting rope main body 3, after the lifting hook 11 hooks a cargo, the electric telescopic rod 4 can be controlled to stretch and retract according to the lifted height, the height of the pulley type anti-shake mechanism can be adjusted, the lifting rope main body 3 which is triangular can be supported through the first fixing plate 5, the connecting rod 6, the second fixing plate 7, the first pulley 8 and the second pulley 9 in the pulley type anti-shake mechanism, the distance between the lifting hook 11 and the pulley type anti-shake mechanism can be adjusted through adjusting the height of the pulley type anti-shake mechanism, and the problem that the lifting rope main body 3 swings along with the moving direction in the moving process of the travelling crane main body 2 can be effectively relieved.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Other parts of the present utility model not described in detail are all of the prior art, and are not described in detail herein.

It should be noted that the above embodiments are merely for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present utility model.

Claims (5)

1. The utility model provides a driving crane work anti-shake structure, includes crossbeam (1), its characterized in that, crossbeam (1) upper end is provided with driving main part (2), driving main part (2) bottom is connected with lifting rope main part (3), driving main part (2) bottom one side fixedly connected with electric telescopic handle (4), electric telescopic handle (4) output is connected with pulley type anti-shake mechanism, pulley type anti-shake mechanism is used for supporting spacing to lifting rope main part (3) of driving main part (2) advancing direction, pulley type anti-shake mechanism includes first fixed plate (5), connecting rod (6), second fixed plate (7), first pulley (8), second pulley (9), connecting rod (6) are fixed in first fixed plate (5) bottom, connecting rod (6) bottom fixed connection second fixed plate (7), first pulley (8) are through coupling in second fixed plate (7) end department, second pulley (9) are through coupling in first fixed plate (5) both ends.

2. The anti-shaking structure for crane operation according to claim 1, wherein the two ends of the first fixing plate (5) and the second fixing plate (7) are hollow structures, the number of the connecting rods (6) is a plurality, and the number of the first pulleys (8) and the number of the second pulleys (9) are two.

3. The anti-shaking structure for crane operation according to claim 1, wherein two electric telescopic rods (4) are provided, and the output ends of the two electric telescopic rods (4) are fixedly connected with the top ends of the first fixing plates (5).

4. The anti-shaking structure for crane lifting operation according to claim 1, wherein the bottom end of the lifting rope main body (3) is connected with a movable pulley lifting seat (10), and a lifting hook (11) is arranged at the bottom of the movable pulley lifting seat (10).

5. The swing-preventing structure for crane operation according to claim 1, wherein a winding mechanism (12) is installed on one side of the upper end of the crane main body (2), the winding end of the winding mechanism (12) is connected with one end of the lifting rope main body (3), and the lifting rope main body (3) is in rolling contact with the first pulley (8) and the second pulley (9).