CN216889780U

CN216889780U - Lifting appliance assembly with bidirectional anti-swing function

Info

Publication number: CN216889780U
Application number: CN202123093079.1U
Authority: CN
Inventors: 和辉; 和大龙; 杜建; 李成良
Original assignee: Shandong Longhui Hoisting Machinery Co ltd
Current assignee: Shandong Longhui Hoisting Machinery Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-07-05
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to the technical field of crane equipment, in particular to a lifting appliance assembly with bidirectional anti-swing function, which comprises an anti-swing system, a steel wire rope reel, a first pulley block and a second pulley block, wherein the first pulley block and the second pulley block are arranged on two sides of the steel wire rope reel, a rotating shaft is arranged in the steel wire rope reel, two ends of the rotating shaft are connected with a motor through a speed reducer, a steel wire rope group is wound on the steel wire rope reel, the steel wire rope group penetrates through the first pulley block and the second pulley block to be connected with a lifting appliance, and four sides of the lifting appliance are respectively provided with a first connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate which are identical in structure. The utility model increases the support of the steel wire rope group on the lifting appliance and increases the stability between the lifting appliance and the steel wire rope group.

Description

Lifting appliance assembly with bidirectional anti-swing function

Technical Field

The utility model relates to the technical field of crane equipment, in particular to a lifting appliance assembly with bidirectional anti-swing function.

Background

Along with the rapid development of world trade integration and national economy, the construction investment of inland ports such as inland ports, molten iron combined transportation, Chinese and European buses and the like, and the construction of inland wharfs and railway yards, the requirements of container cranes are greatly promoted, the requirements on the efficiency, automation, intellectualization and the like of container equipment are higher and higher, and along with various measures for improving the efficiency, such as optimizing a loading and unloading process, improving the speed acceleration, improving the lifting capacity and adopting a double-box lifting appliance and the like, certain loading and unloading efficiency can be improved. Because hoist and container all are connected with the dolly through flexible wire rope system, so big and small car operation stop back inertia hoist all can produce and certainly rock, if rock the volume then for bringing very big inconvenience to the case operation, seriously influence the operating efficiency. In order to improve efficiency, manufacturers are trying to solve the problem of container sloshing.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a lifting appliance assembly with bidirectional anti-swing function, which solves the problem of swinging of the lifting appliance.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a lifting appliance assembly with bidirectional anti-swing function comprises an anti-swing system, a steel wire rope reel, a first pulley block and a second pulley block, wherein the first pulley block and the second pulley block are arranged on two sides of the steel wire rope reel; the first connecting plate, the second connecting plate, the third connecting plate and the fourth connecting plate respectively comprise two fixing plates which are oppositely arranged, and two groups of buffer assemblies which are symmetrically arranged are arranged between the fixing plates.

And optimally, the anti-swing system comprises a speed monitoring module, a swing monitoring module, a terminal display module and a frequency converter, the swing monitoring module calculates the running speed capable of eliminating swing by receiving the data of the speed monitoring module on the real-time running condition, and transmits the running speed to the frequency converter, and the frequency converter drives the lifting appliance to run by a motor according to the required speed, so that the load swing phenomenon of the crane is accurately eliminated.

Preferably, the buffer assembly comprises two steering columns and two pulleys, and the steering columns and the pulleys are arranged at intervals.

Preferably, the wire rope group comprises a first wire rope, a second wire rope, a third wire rope and a fourth wire rope which are turned towards the first pulley block, and a fifth wire rope, a sixth wire rope, a seventh wire rope and an eighth wire rope which are turned towards the second pulley block.

As an optimization, the first pulley block comprises a first pulley frame, a first pulley, a second pulley, a third pulley, a fourth pulley, a fifth pulley and a sixth pulley are sequentially arranged on the first pulley frame along the length direction of the steel wire rope winding drum, the second pulley block comprises a second pulley frame, a seventh pulley, an eighth pulley, a ninth pulley, a tenth pulley, an eleventh pulley and a twelfth pulley are sequentially arranged on the second pulley frame along the length direction of the steel wire rope reel, the central axes of the second pulley, the fourth pulley, the ninth pulley and the eleventh pulley are all parallel to the central axis of the steel wire rope drum, the pulley end surfaces of the first pulley, the sixth pulley, the seventh pulley and the twelfth pulley are all vertical to the radial section of the steel wire rope winding drum, the pulley end faces of the third pulley, the fifth pulley, the eighth pulley and the tenth pulley are all parallel to the top face of the lifting appliance.

Preferably, the wire rope winding drum is provided with a rope groove corresponding to the wire rope group.

The utility model has the beneficial effects that: according to the lifting appliance assembly with the bidirectional anti-swing function, the first pulley block, the second pulley block and the steel wire rope set are arranged by utilizing the geometric principle of stable triangle, so that the lifting appliance is in a double-line suspension structure form in each independent aspect, and the horizontal component forces of the first pulley block, the second pulley block and the steel wire rope set prevent the lifting appliance from swinging in the directions of a cart and a trolley, namely the rigidity of the lifting appliance assembly is improved; the system is internally provided with an anti-swing system, realizes an exquisite and effective anti-swing control algorithm through a frequency converter, accurately eliminates the swing of the load, and simultaneously achieves the specified speed through once over acceleration or completely stops through once over deceleration; the setting of buffering subassembly has increased the support nature of wire rope group on the hoist, has increased the steadiness between hoist and the wire rope group.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a winding structure of the steel wire rope set of the present invention;

fig. 3 is a schematic structural diagram of a first connecting plate according to the present invention.

Wherein: 1. the steel wire rope comprises a steel wire rope reel, 2, a first pulley block, 3, a second pulley block, 4, a lifting appliance, 5, a first connecting plate, 6, a second connecting plate, 7, a third connecting plate, 8, a fourth connecting plate, 9, a fixing plate, 10, a steering column, 11, a pulley, 12, a first steel wire rope, 13, a second steel wire rope, 14, a third steel wire rope, 15, a fourth steel wire rope, 16, a fifth steel wire rope, 17, a sixth steel wire rope, 18, a seventh steel wire rope, 19 and an eighth steel wire rope.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and are not structural limitations, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

As shown in fig. 1-3, a hoist assembly with two-way anti-swing includes anti-swing system, wire rope reel 1 and sets up first assembly pulley 2 and second assembly pulley 3 in wire rope reel 1 both sides, be equipped with the axis of rotation in the wire rope reel 1, the axis of rotation both ends are all connected the motor through the speed reducer, the winding has the wire rope group on the wire rope reel 1, the wire rope group passes first assembly pulley 2 and second assembly pulley 3 are connected with hoist 4, the four sides of hoist 4 are equipped with the same first connecting plate 5 of structure, second connecting plate 6, third connecting plate 7 and fourth connecting plate 8 respectively. The first pulley block 2 and the second pulley block 3 are stably connected with the steel wire rope set, so that a simple pendulum effect cannot be generated in the conversion process of kinetic energy and potential energy during hoisting swing, and a very good anti-swing effect is achieved.

First connecting plate 5 and second connecting plate 6 set up relatively, and third connecting plate 7 and fourth connecting plate 8 set up relatively, first connecting plate 5, second connecting plate 6, third connecting plate 7 and fourth connecting plate 8 all include two fixed plates 9 that set up relatively, and fixed plate 9 is fixed on hoist 4, two be equipped with the buffering subassembly that two sets of symmetries set up between fixed plate 9, inside the side of buffering subassembly setting at fixed plate 9, increased the stress surface on hoist 4.

The anti-swing system comprises a speed monitoring module, a swing monitoring module, a terminal display module and a frequency converter, wherein the swing monitoring module calculates the running speed capable of eliminating swing by receiving the data of the speed monitoring module on the real-time running condition, and transmits the running speed to the frequency converter, and the frequency converter drives the lifting appliance 4 to run by a motor according to the required speed, so that the swing phenomenon of the load of the crane is accurately eliminated.

The buffer assembly comprises two steering columns 10 and two pulleys 11, the steering columns 10 and the pulleys 11 are arranged at intervals, the steering columns 10, the pulleys 11, the steering columns 10 and the pulleys 11 are sequentially arranged along the side edge of the fixing plate 9, and the steel wire rope group is wound on the pulleys 11 after passing through the steering columns 10 and is fixed.

The set of wire ropes comprises a first wire rope 12, a second wire rope 13, a third wire rope 14 and a fourth wire rope 15 turned towards the first pulley block 2, and a fifth wire rope 16, a sixth wire rope 17, a seventh wire rope 18 and an eighth wire rope 19 turned towards the second pulley block 3.

The first pulley block 2 comprises a first pulley frame, a first pulley, a second pulley, a third pulley, a fourth pulley, a fifth pulley and a sixth pulley are sequentially arranged on the first pulley frame along the length direction of the steel wire rope reel 1, the second pulley block 3 comprises a second pulley frame, a seventh pulley, an eighth pulley, a ninth pulley, a tenth pulley, an eleventh pulley and a twelfth pulley are sequentially arranged on the second pulley frame along the length direction of the steel wire rope reel 1, the central axes of the second pulley, the fourth pulley, the ninth pulley and the eleventh pulley are all parallel to the central axis of the steel wire rope reel 1, the pulley end faces of the first pulley, the sixth pulley, the seventh pulley and the twelfth pulley are all vertical to the radial section of the steel wire rope drum 1, the pulley end faces of the third pulley, the fifth pulley, the eighth pulley and the tenth pulley are all parallel to the top face of the lifting appliance 4.

The steel wire rope group is wound on the steel wire rope reel 1 according to the set winding sequence: a fifth wire rope 16, a first wire rope 12, a sixth wire rope 17, a seventh wire rope 18, a second wire rope 13, an eighth wire rope 19, a third wire rope 14 and a fourth wire rope 15, which form an eight-rope anti-swing arrangement, the first connecting plate 5 is connected with the second wire rope 13 and the fourth wire rope 15: the second steel wire rope 13 is connected with the first connecting plate 5 by winding the first pulley after being turned around the third pulley, and the fourth steel wire rope 15 is connected with the first connecting plate 5 by winding the sixth pulley after being turned around the fifth pulley; the second connecting plate 6 is connected with a fifth steel wire rope 16 and a seventh steel wire rope 18: a fifth steel wire rope 16 is connected with the second connecting plate 6 by winding the seventh pulley after being turned around the eighth pulley, and a seventh steel wire rope 18 is connected with the second connecting plate 6 by winding the twelfth pulley after being turned around the tenth pulley; the third connecting plate 7 is connected with a first steel wire rope 12 and a sixth steel wire rope 17: the first steel wire rope 12 is wound around the second pulley and then connected with the third connecting plate 7, and the sixth steel wire rope 17 is wound around the ninth pulley and then connected with the third connecting plate 7; the eighth steel wire rope 19 and the third steel wire rope 14 are connected to the fourth connecting plate 8: and an eighth steel wire rope 19 is wound around the eleventh pulley and then connected with the fourth connecting plate 8, and a third steel wire rope 14 is wound around the fourth pulley and then connected with the fourth connecting plate 8. The middle points of the four sides of the lifting appliance 4 are connected in the connection mode to form the equal isosceles triangles respectively, so that the horizontal component force of the steel wire rope sets in the driving direction is large enough, the anti-swing function of the lifting appliance 4 in the driving direction is realized by the component force, when the lifting appliance 4 starts to swing, the horizontal component force generated by the steel wire rope on the other side can inhibit the swing of the lifting appliance 4, and the rigidity of the lifting appliance assembly is improved.

The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a hoist assembly that possesses two-way anti-shake, its characterized in that: including anti-system, the wire rope reel of swaing and setting the first assembly pulley and the second assembly pulley of wire rope reel both sides, be equipped with the axis of rotation in the wire rope reel, the motor is all connected through the speed reducer at axis of rotation both ends, the winding has wire rope group on the wire rope reel, wire rope group passes first assembly pulley and second assembly pulley are connected with the hoist, the four sides of hoist are equipped with the same first connecting plate, second connecting plate, third connecting plate and the fourth connecting plate of structure respectively, first connecting plate, second connecting plate, third connecting plate and fourth connecting plate all include the fixed plate of two relative settings, two be equipped with the buffering subassembly that two sets of symmetries set up between the fixed plate.

2. The spreader assembly with bi-directional anti-sway of claim 1, wherein: the anti-swing system comprises a speed monitoring module, a swing monitoring module, a terminal display module and a frequency converter, wherein the swing monitoring module calculates the running speed capable of eliminating swing by receiving the data of the speed monitoring module on the real-time running condition, and transmits the running speed to the frequency converter, and the frequency converter drives the lifting appliance to run through a motor according to the required speed, so that the swing phenomenon of the load of the crane is accurately eliminated.

3. The spreader assembly with bi-directional anti-sway of claim 1, wherein: the buffer assembly comprises two steering columns and two pulleys, and the steering columns and the pulleys are arranged at intervals.

4. The spreader assembly with bi-directional anti-sway of claim 1, wherein: the steel wire rope group comprises a first steel wire rope, a second steel wire rope, a third steel wire rope and a fourth steel wire rope which turn towards the first pulley block, and a fifth steel wire rope, a sixth steel wire rope, a seventh steel wire rope and an eighth steel wire rope which turn towards the second pulley block.

5. The spreader assembly with bi-directional anti-sway of claim 1, wherein: the first pulley block comprises a first pulley frame, a first pulley, a second pulley, a third pulley, a fourth pulley, a fifth pulley and a sixth pulley are sequentially arranged on the first pulley frame along the length direction of the steel wire rope reel, the second pulley block comprises a second pulley frame, a seventh pulley, an eighth pulley, a ninth pulley, a tenth pulley, an eleventh pulley and a twelfth pulley are sequentially arranged on the second pulley frame along the length direction of the steel wire rope reel, the central axes of the second pulley, the fourth pulley, the ninth pulley and the eleventh pulley are all parallel to the central axis of the steel wire rope drum, the pulley end surfaces of the first pulley, the sixth pulley, the seventh pulley and the twelfth pulley are all vertical to the radial section of the steel wire rope winding drum, the pulley end faces of the third pulley, the fifth pulley, the eighth pulley and the tenth pulley are all parallel to the top face of the lifting appliance.

6. The spreader assembly with bi-directional anti-sway of claim 1, wherein: and the steel wire rope winding drum is provided with a rope groove corresponding to the steel wire rope group.