CN216687081U - Device capable of realizing aerial horizontal movement, torsion and shaking prevention of crane hoist weight - Google Patents
Device capable of realizing aerial horizontal movement, torsion and shaking prevention of crane hoist weight Download PDFInfo
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- CN216687081U CN216687081U CN202123449917.4U CN202123449917U CN216687081U CN 216687081 U CN216687081 U CN 216687081U CN 202123449917 U CN202123449917 U CN 202123449917U CN 216687081 U CN216687081 U CN 216687081U
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Abstract
The utility model discloses a device capable of realizing horizontal movement, torsion and anti-shaking of the hoisting weight of a crane in the air, which comprises a lifting appliance and at least two groups of auxiliary devices arranged on the lifting appliance, wherein the two groups of auxiliary devices are symmetrically arranged on the lifting appliance, each group of auxiliary devices at least comprises two auxiliary devices, and each auxiliary device comprises a retraction device, a transmission flexible rope and a redirection device; the winding and unwinding device is fixed on the top surface of the lifting appliance, one end of the transmission flexible rope is fixed on the winding and unwinding device and can be wound and unwound, the other end of the transmission flexible rope is a fixed end, and the fixed end bypasses the direction changing device and is connected with the crane; and two lifting ropes of the same group form a set included angle before the lifting ropes are not turned, and force is applied to the top surface of the lifting appliance when the transmission flexible ropes are tightened.
Description
Technical Field
The utility model relates to the technical field of aerial position adjustment and anti-shaking of crane hoisting weights, in particular to a device for horizontal movement, torsion and anti-shaking of a hoisting weight in the air.
Background
The crane spreader is the main object of crane operation. The lifting appliance is widely required to horizontally move and twist in the air in the working process of the crane so as to achieve the purpose of more accurate positioning, and particularly the requirement on the function is higher after an automatic wharf rises. In order to improve the work efficiency and reduce the shaking of the crane, the crane is required to have the functions of preventing the lifting appliance from swinging and being fast and stable.
However, the existing various technical measures are not ideal enough, and a series of phenomena such as complex form, ambiguous transmission of force, difficult editing and matching of an electric control program, frequent damage of a steel wire rope and the like exist in engineering practical application, for example: in the prior art, a lifting appliance is mostly in a form of adopting a push rod and the like, and micro-motion translation and micro-motion rotation are realized by the thrust of the push rod, but the micro-motion translation distance and the micro-motion rotation angle are very small, and the whole swinging of the lifting weight is serious after the micro-motion action is finished; the micro-motion and anti-swing electric control program is difficult to perfectly match with the whole crane actions such as lifting, descending, walking and the like; in the prior art, the problems that a steel wire rope arranged for micromotion and anti-swing often has rope breakage accidents or an empty lifting appliance is pulled up and the like due to complex impact and stress are solved; the prior art has the disadvantages of large driving power, difficult realization of expected functions only by matching and detecting laser equipment, high cost and the like. Therefore, it is an urgent problem to find a reasonable method to design a more feasible device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a device for horizontally moving, twisting and preventing shaking of a lifting appliance in the air.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a device capable of realizing aerial horizontal movement, torsion and anti-shaking of crane hoisting weight comprises a lifting appliance and at least two groups of auxiliary devices arranged on the lifting appliance, wherein the two groups of auxiliary devices are symmetrically arranged on the lifting appliance, each group of auxiliary devices at least comprises two auxiliary devices, and each auxiliary device comprises a winding and unwinding device, a transmission flexible rope and a direction changing device; the winding and unwinding device is fixed on the top surface of the lifting appliance, one end of the transmission flexible rope is fixed on the winding and unwinding device and can be wound and unwound, the other end of the transmission flexible rope is a fixed end, and the fixed end bypasses the direction changing device and is connected with the crane; the two transmission flexible ropes in the same group form a set included angle before the transmission flexible ropes are not turned, and force is applied to the top surface of the lifting appliance when the transmission flexible ropes are tightened; each auxiliary device also comprises a distance adjusting device which is used for adjusting the distance between the winding and unwinding device and the direction changing device or adjusting the distance between the fixed end of the flexible transmission rope and the direction changing device.
As a further technical scheme, the winding and unwinding device is arranged on the crane, one end of the transmission flexible rope is wound on the winding and unwinding device, the other end of the transmission flexible rope is a fixed end, and the fixed end bypasses the direction changing device and is connected with the lifting appliance.
As a further technical scheme, the auxiliary devices positioned on the lifting appliance are arranged in a left-right symmetrical mode relative to the center line of the lifting appliance.
As a further technical scheme, the auxiliary devices at the same end of the lifting appliance are symmetrically arranged front and back relative to the center line of the lifting appliance.
As a further technical scheme, after the flexible transmission ropes bypass the direction-changing device, the flexible transmission ropes incline in space, so that splayed or inverted splayed shapes are formed between the flexible transmission ropes on the same side.
As a further technical scheme, a damping and absorbing device is further arranged at the fixed end of the transmission flexible rope.
As a further technical scheme, the winding and unwinding device comprises a power device, can provide torque to wind and unwind the transmission flexible rope, and can accommodate the retracted transmission flexible rope.
The utility model has the following beneficial effects:
the device can realize that power wire rope power effect acts on the horizontal direction. The device is simple and convenient to install, and can be used for designing new equipment and modifying old equipment. The device can quickly and accurately realize the horizontal movement and torsion of the crane lifting appliance by using small power, and has the characteristics of quickly and stably inhibiting the swinging of the lifting appliance superior to other prior technical measures. The method is simple, easy to operate and reliable, solves the technical problem that the crane lifting appliance is difficult to realize the air micromotion and torsion, and can more effectively utilize the self structure and the combined action to restrain the swing of the air lifting appliance.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic view of the structure disclosed in embodiment 1 of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view of a portion of the structure of FIG. 1;
FIG. 4 is a schematic structural diagram of a form of a movable pulley for hoisting a steel wire rope in embodiment 1, with a flexible rope winding and unwinding device, a direction changing device and a flexible rope being omitted;
FIG. 5 is a schematic view of the construction of embodiment 1 after omitting the traveling block and the hoist wire rope of the crane;
FIG. 6 is a schematic structural diagram disclosed in embodiment 2 of the present invention (the movable pulley and the hoisting cable of the crane are omitted in the figure);
FIG. 7 is an enlarged view of a part of the structure of FIG. 6 (the movable pulley and the hoisting cable of the crane are omitted);
FIG. 8 is an enlarged view of a portion of the structure of FIG. 6 (the movable sheave and the hoist rope of the crane are omitted);
FIG. 9 is a schematic structural view disclosed in embodiment 3 of the present invention (the movable pulley and the hoisting cable of the crane are omitted in the figure);
FIG. 10 is a schematic structural view disclosed in embodiment 4 of the present invention (the movable pulley and the hoisting cable of the crane are omitted in the figure);
FIG. 11 is a schematic structural view disclosed in embodiment 5 of the present invention (the movable pulley and the hoisting cable of the crane are omitted in the figure);
FIG. 12 is a schematic structural view disclosed in embodiment 6 of the present invention (the movable sheave and the hoisting rope of the crane are omitted in the figure);
FIG. 13 is a schematic structural view disclosed in embodiment 7 of the present invention (the movable sheave and the hoisting wire rope of the crane are omitted in the figure);
FIG. 14 is a schematic structural view disclosed in embodiment 8 of the present invention (the movable pulley and the hoisting cable of the crane are omitted in the figure);
in the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.
The device comprises a transmission flexible rope winding and unwinding device 1, a transmission flexible rope winding and unwinding device 2, a transmission flexible rope winding and unwinding device 3 and a transmission flexible rope winding and unwinding device 4;
11 a first transfer flexible cord, 12 a second transfer flexible cord, 13 a third transfer flexible cord, 14 a fourth transfer flexible cord,
21 distance adjusting device, 22 distance adjusting device, 23 distance adjusting device and 24 distance adjusting device;
31 redirecting means, 32 redirecting means, 33 redirecting means, 34 redirecting means;
41 damping absorption device, 42 damping absorption device, 43 damping absorption device and 44 damping absorption device;
51 movable pulleys, 52 movable pulleys, 53 movable pulleys and 54 movable pulleys;
61 hoisting wire rope, 62 hoisting wire rope, 63 hoisting wire rope, 64 hoisting wire rope.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. 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 invention 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 exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the utility model expressly state otherwise, 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;
for convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with the directions of up, down, left and right of the drawings themselves, and do not limit the structure, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
As introduced by the background art, the prior art has shortcomings, and in order to solve the technical problems, the utility model provides various devices capable of realizing horizontal movement, torsion and anti-shaking in the air of a crane hoisting weight, which comprise a lifting appliance and at least two groups of auxiliary devices arranged on the lifting appliance, wherein the two groups of auxiliary devices are symmetrically arranged on the lifting appliance, each group of auxiliary devices at least comprises two auxiliary devices, and each auxiliary device comprises a retracting device, a transmission flexible rope and a redirection device; the winding and unwinding device is fixed on the top surface of the lifting appliance, one end of the transmission flexible rope is fixed on the winding and unwinding device and can be wound and unwound, the other end of the transmission flexible rope is a fixed end, and the fixed end bypasses the direction changing device and is connected with the crane; and the two transmission flexible ropes in the same group form a set included angle before turning, when the transmission flexible ropes are tightened, force is applied to the top surface of the lifting appliance, and the included angle between the transmission flexible ropes and the horizontal plane in space can be 40-80 degrees.
Example 1
In a typical embodiment of the present invention, as shown in fig. 1, the device for realizing the aerial horizontal movement, torsion and anti-swing of the crane hoisting weight proposed in this embodiment comprises a spreader, wherein a movable pulley 51, a movable pulley 52, a movable pulley 53 and a movable pulley 54 are respectively arranged in front, back, left and right symmetry of the spreader; the movable pulley 51 is connected with a crane through a hoisting steel wire rope 61; the movable pulley 52 is connected with a crane through a hoisting steel wire rope 62; the movable pulley 53 is connected with a crane through a hoisting steel wire rope 63; the movable pulley 54 is connected with a crane through a hoisting steel wire rope 64; four hoisting steel wire ropes of the hoisting tool penetrate through the corresponding movable pulleys and are connected to the crane; the movable pulleys 51, 52, 53 and 54 can be pin shafts or other forms to directly connect the hoisting steel cables 61, 62, 63 and 64 with the lifting appliance. Furthermore, two transmission flexible rope winding and unwinding devices, namely a transmission flexible rope winding and unwinding device 1 and a transmission flexible rope winding and unwinding device 2, are installed at the left end of the top surface of the lifting appliance, wherein a first transmission flexible rope 11 is wound on the transmission flexible rope winding and unwinding device 1, after the first transmission flexible rope bypasses a direction-changing device 31, the first transmission flexible rope extends upwards in a spatial inclination manner and is fixed on the crane, and a damping absorption device 41 is further arranged at the end; the second transmission flexible rope 12 is wound on the transmission flexible rope winding and unwinding device 2, after the second transmission flexible rope 12 bypasses the direction changing device 32, the second transmission flexible rope 12 extends upwards in a space inclined manner and is fixed on the crane, and a damping absorption device 42 is further arranged at the end;
a transmission flexible rope winding and unwinding device 3 and a transmission flexible rope winding and unwinding device 4 are symmetrically arranged at the right end of the top surface of the lifting appliance, wherein a third transmission flexible rope 13 is wound on the transmission flexible rope winding and unwinding device 3, after the third transmission flexible rope 13 bypasses a direction changing device 33, the third transmission flexible rope 13 extends upwards in a spatial inclined manner and is fixed on the crane, and a damping absorption device 43 is further arranged at the end; the fourth transmission flexible rope 14 is wound on the transmission flexible rope winding and unwinding device 4, after the fourth transmission flexible rope 14 bypasses the direction-changing device 34, the fourth transmission flexible rope 14 extends upwards in a space inclined manner and is fixed on the crane, and a damping absorption device 44 is further arranged at the end;
before the transmission flexible ropes on the transmission flexible rope winding and unwinding devices 1 and 2 are not changed in direction, a certain included angle is formed on the top surface of the lifting appliance, and the included angle is similar to a Chinese character 'Bazi'; the transmission flexible rope on the transmission flexible rope winding and unwinding devices 3 and 4 forms a certain included angle on the top surface of the lifting appliance before being redirected, and the included angle is similar to a Chinese character 'Bao'.
The two groups of optimized structures are completely bilaterally symmetrical relative to the center line of the lifting appliance, and the transmission flexible rope winding and unwinding device 1 and the transmission flexible rope winding and unwinding device 2 are symmetrical front and back relative to the lifting appliance; the transmission flexible rope winding and unwinding devices 3 and 4 are symmetrical front and back relative to the lifting appliance, and the transmission flexible rope winding and unwinding devices 1 and 4 are symmetrical left and right relative to the lifting appliance; the transfer flexible rope winding and unwinding devices 2 and 3 are bilaterally symmetrical relative to the lifting appliance.
Further, a distance adjusting device 21 is arranged between the transmission flexible rope winding and unwinding device 1 and the direction changing device 31 and used for adjusting the distance between the transmission flexible rope winding and unwinding device 1 and the direction changing device 31 to assist translation and rotation hoisting; a distance adjusting device 22 is arranged between the transmission flexible rope winding and unwinding device 2 and the direction changing device 32 and is used for adjusting the distance between the transmission flexible rope winding and unwinding device 2 and the direction changing device 32 to assist translation and rotation hoisting; a distance adjusting device 23 is arranged between the transmission flexible rope winding and unwinding device 3 and the direction changing device 33 and is used for adjusting the distance between the transmission flexible rope winding and unwinding device and the direction changing device to assist translation and rotation hoisting; a distance adjusting device 24 is also arranged between the transmission flexible rope winding and unwinding device 4 and the redirection device 34 and is used for adjusting the distance between the transmission flexible rope winding and unwinding device and the redirection device to assist in translational and rotary hoisting.
It should be further noted that the four transmission flexible rope winding and unwinding devices in this embodiment have the same structure, and each transmission flexible rope winding and unwinding device includes a power device, can provide torque to wind and unwind the transmission flexible rope, and accommodate the retracted transmission flexible rope, can be in a reel or other forms, and can be fixedly mounted on a lifting appliance or a crane;
furthermore, the direction changing device in this embodiment may be a direction changing structure in the form of a pulley or in a groove capable of freely rotating along a curve with a certain angle in other regions, and is used for transferring the flexible rope to pass by the direction changing device to change the power direction of the flexible rope;
further, the four distance adjusting devices in this embodiment may be mechanisms that can realize linear distance retraction and pushing, such as an electric push rod, a rack and pinion, a lead screw, and the like, and are used to adjust the linear distance between the flexible rope direction changing device and the flexible rope retraction device (or the flexible rope fixing end) to assist in translational movement and rotation of the hoist.
Furthermore, the four damping absorbing devices in this embodiment are installed between the transmission flexible rope and the fixed end of the transmission flexible rope, and are used for absorbing the energy of the aerial swing of the lifting appliance and relieving the rope breakage accident caused by the impact of the sudden change of the force of the transmission flexible rope on the fixed end of the transmission flexible rope.
Further, the steel wire rope used for hoisting in the embodiment may also be designed into other forms, and is not limited to the structure disclosed in the embodiment.
The control process of the horizontal movement of the hoisted object by utilizing the device is as follows;
as shown in fig. 2, when the transmission flexible rope winding and unwinding device 1 and the transmission flexible rope winding and unwinding device 2 are wound and tensioned, the hanger moves to the right; when the transmission flexible rope winding and unwinding devices 3 and 4 are used for winding and tensioning ropes, the lifting appliance moves to the right and left, and when the transmission flexible rope winding and unwinding devices 1 and 4 are used for winding and tensioning ropes, the lifting appliance moves forwards; when the transmission flexible rope winding and unwinding devices 2 and 3 are used for winding and tensioning ropes, the lifting appliance moves backwards, or at the beginning, four transmission flexible rope winding and unwinding devices are tensioned simultaneously, and then the two transmission flexible rope winding and unwinding devices positioned on the same side are loosened to realize movement. (the distance adjusting means 21, the distance adjusting means 22, the distance adjusting means 23, and the distance adjusting means 24 are operated in cooperation therewith).
By utilizing the device, the control process of the rotary motion of the hoisted object is as follows:
when the transfer flexible rope winding and unwinding devices 2 and 4 on the diagonal line simultaneously wind up the ropes, the lifting appliance rotates clockwise; when the transmission flexible rope winding and unwinding devices 1 and 3 on the diagonal line simultaneously wind up the ropes, the lifting appliance rotates anticlockwise. Or at the beginning, the four transmission flexible rope winding and unwinding devices are simultaneously tensioned, and then the rotation is realized by loosening the two transmission flexible rope loosening devices positioned on the same diagonal. (the distance adjusting means 21, the distance adjusting means 22, the distance adjusting means 23, and the distance adjusting means 24 are operated in cooperation therewith).
By utilizing the device, the process of anti-swing control of the hoisted object is as follows:
when the lifting appliance swings to one side of the lifting appliance, the transmission flexible rope winding and unwinding device on the side is tensioned, the lifting weight can be restrained from swinging to the side by means of the tensioning force, so that the lifting weight can be more quickly and stably, and the anti-swing effect is finally realized by means of the force provided by the transmission flexible rope.
It should be noted that the four transfer flexible cords may or may not cross during the tilting after redirection, preferably without crossing.
Example 2
As shown in fig. 6, 7 and 8, the device disclosed in this embodiment is different from embodiment 1 in that the fixed ends of the four flexible transmission ropes in embodiment 1 are fixed on the top surface of the lifting appliance, the four flexible transmission rope winding and unwinding devices are arranged on the crane, and a distance adjusting device 21 is further arranged between the fixed end of the first flexible transmission rope 1 and the direction changing device 31 for adjusting the distance therebetween; a distance adjusting device 22 is also arranged between the fixed end of the second transfer flexible rope 2 and the redirection device 32 and is used for adjusting the distance between the fixed end and the redirection device; a distance adjusting device 23 is arranged between the fixed end of the third transfer flexible rope 3 and the direction-changing device 33 and is used for adjusting the distance between the fixed end of the third transfer flexible rope and the direction-changing device; a distance adjusting device 24 is arranged between the fixed end of the fourth transfer flexible rope 1 and the direction-changing device 34 for adjusting the distance between the fixed end and the direction-changing device. The rest of the structure, the operation principle, and the like are the same as those in embodiment 1, and are not described herein again.
Example 3
As shown in fig. 9, the device disclosed in this embodiment is different from embodiment 1 in that the four transfer flexible cord winding and unwinding devices are placed at different positions, the transfer flexible cord winding and unwinding device 1 in embodiment 1 is placed at the other side of the reversing device 11, the transfer flexible cord winding and unwinding device 2 in embodiment 1 is placed at the other side of the reversing device 12, the transfer flexible cord winding and unwinding device 3 in embodiment 1 is placed at the other side of the reversing device 13, and the transfer flexible cord winding and unwinding device 4 in embodiment 1 is placed at the other side of the reversing device 14; the rest of the structure, the operation principle, and the like are the same as those of embodiment 1, and are not described herein again.
Example 4
As shown in fig. 10, the device disclosed in this embodiment is different from embodiment 3 in that the fixed ends of the four flexible transmission ropes in embodiment 3 are fixed on the top surface of the spreader, the four flexible transmission rope reeling and unreeling devices are arranged on the crane, and a distance adjusting device 21 is further arranged between the fixed end of the first flexible transmission rope 1 and the direction changing device 31 for adjusting the distance therebetween; a distance adjusting device 22 is arranged between the fixed end of the second transfer flexible rope 2 and the direction changing device 32 and is used for adjusting the distance between the fixed end and the direction changing device; a distance adjusting device 23 is arranged between the fixed end of the third transfer flexible rope 3 and the direction-changing device 33 and is used for adjusting the distance between the fixed end of the third transfer flexible rope and the direction-changing device; a distance adjusting device 24 is further arranged between the fixed end of the fourth transfer flexible rope 1 and the direction changing device 34 for adjusting the distance between the fixed end and the direction changing device. The rest of the structure, the operation principle, and the like are the same as those of embodiment 3, and are not described herein again.
Example 5
As shown in fig. 11, the difference from embodiment 1 is that the two transmission flexible rope winding and unwinding devices at the left end form a shape of a Chinese character 'ji', the two transmission flexible rope winding and unwinding devices at the right end form a shape of a Chinese character 'ji', the rest of the structure and the working principle are the same as those of embodiment 1, and the rest of the structure and the working principle are the same as those of embodiment 1, which is not described herein again.
Example 6
As shown in fig. 12, the apparatus disclosed in this embodiment is different from embodiment 5 in that the fixed ends of the four flexible transmission ropes in embodiment 5 are fixed on the top surface of the spreader, the four flexible transmission rope reeling and unreeling devices are arranged on the crane, and a distance adjusting device 21 is further arranged between the fixed end of the first flexible transmission rope 1 and the direction changing device 31 for adjusting the distance therebetween; a distance adjusting device 22 is also arranged between the fixed end of the second transfer flexible rope 2 and the redirection device 32 and is used for adjusting the distance between the fixed end and the redirection device; a distance adjusting device 23 is arranged between the fixed end of the third transfer flexible rope 3 and the direction-changing device 33 and is used for adjusting the distance between the fixed end of the third transfer flexible rope and the direction-changing device; a distance adjusting device 24 is further arranged between the fixed end of the fourth transmission flexible rope 1 and the direction changing device 34 for adjusting the distance between the fixed end and the direction changing device, and the rest of the structure, the working principle and the like are the same as those of the embodiment 5, and are not described herein again.
Example 7
As shown in fig. 13, the device disclosed in this embodiment is different from embodiment 5 in that the four transfer flexible cord winding and unwinding devices are placed at different positions, the transfer flexible cord winding and unwinding device 1 in embodiment 5 is placed at the other side of the reversing device 11, the transfer flexible cord winding and unwinding device 2 in embodiment 1 is placed at the other side of the reversing device 12, the transfer flexible cord winding and unwinding device 3 in embodiment 1 is placed at the other side of the reversing device 13, and the transfer flexible cord winding and unwinding device 4 in embodiment 1 is placed at the other side of the reversing device 14; the rest of the structure and the operation principle are the same as those of embodiment 5, and are not described herein again.
Example 8
As shown in fig. 14, the device disclosed in this embodiment is different from embodiment 7 in that the fixed ends of the four flexible transmission ropes in embodiment 7 are fixed on the top surface of the spreader, the four flexible transmission rope reeling and unreeling devices are arranged on the crane, and a distance adjusting device 21 is further arranged between the fixed end of the first flexible transmission rope 1 and the direction changing device 31 for adjusting the distance therebetween; a distance adjusting device 22 is also arranged between the fixed end of the second transfer flexible rope 2 and the redirection device 32 and is used for adjusting the distance between the fixed end and the redirection device; a distance adjusting device 23 is arranged between the fixed end of the third transfer flexible rope 3 and the direction-changing device 33 and is used for adjusting the distance between the fixed end of the third transfer flexible rope and the direction-changing device; a distance adjusting device 24 is further arranged between the fixed end of the fourth transmission flexible rope 1 and the direction changing device 34 for adjusting the distance between the fixed end and the direction changing device, and the rest of the structure, the working principle and the like are the same as those of the embodiment 7, and are not described herein again.
Finally, it should be further noted that relational terms such as first and second, and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A device capable of realizing horizontal movement, torsion and anti-shaking of a crane hoisting weight in the air is characterized by comprising a lifting appliance and at least two groups of auxiliary devices arranged on the lifting appliance, wherein the two groups of auxiliary devices are symmetrically arranged on the lifting appliance, each group of auxiliary devices at least comprises two auxiliary devices, and each auxiliary device comprises a winding and unwinding device, a transmission flexible rope and a direction changing device; the winding and unwinding device is fixed on the top surface of the lifting appliance, one end of the transmission flexible rope is fixed on the winding and unwinding device and can be wound and unwound, the other end of the transmission flexible rope is a fixed end, and the fixed end bypasses the direction changing device and is connected with the crane; the two transmission flexible ropes in the same group form a set included angle before turning, and force is applied to the top surface of the lifting appliance when the transmission flexible ropes are tightened; each auxiliary device also comprises a distance adjusting device which is used for adjusting the distance between the retracting device and the direction-changing device or adjusting the distance between the fixed end of the transmission flexible rope and the direction-changing device.
2. The device capable of realizing the aerial horizontal movement, torsion and anti-shaking of the crane hoisting weight according to claim 1, is characterized in that the winding and unwinding device is arranged on the crane, one end of the transmission flexible rope is wound on the winding and unwinding device, the other end is a fixed end, and the fixed end bypasses the direction changing device and is connected with the lifting appliance.
3. The device for realizing aerial horizontal movement, torsion and anti-rolling of the crane hoisting weight according to claim 1, wherein the auxiliary devices on the spreader are symmetrically arranged relative to the center line of the spreader.
4. The device for realizing the aerial horizontal movement, the torsion and the anti-shaking of the crane hoisting weight according to claim 1, wherein the flexible transmission ropes are inclined in the space after bypassing the direction-changing device, so that a splayed or inverted splayed shape is formed between the flexible transmission ropes on the same side.
5. The device for realizing aerial horizontal movement, torsion and shaking prevention of the crane hoisting weight according to claim 1, is characterized in that a damping and absorbing device is further arranged at the fixed end of the transmission flexible rope.
6. The device for realizing aerial horizontal movement, torsion and anti-shaking of the crane hoisting weight according to claim 1, wherein the retracting device comprises a power device for providing torque to retract the transmission flexible rope and accommodating the retracted transmission flexible rope.
7. The device capable of realizing aerial horizontal movement, torsion and anti-shaking of the hoisting weight of the crane according to claim 1, wherein hoisting steel wire ropes are symmetrically arranged on the hoisting tool from left to right and from front to back.
8. The device capable of realizing aerial horizontal movement, torsion and shaking prevention of the crane hoisting weight according to claim 7, wherein the hoisting steel wire rope is connected with a movable pulley of the hoisting tool or connected with a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123449917.4U CN216687081U (en) | 2021-12-30 | 2021-12-30 | Device capable of realizing aerial horizontal movement, torsion and shaking prevention of crane hoist weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123449917.4U CN216687081U (en) | 2021-12-30 | 2021-12-30 | Device capable of realizing aerial horizontal movement, torsion and shaking prevention of crane hoist weight |
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| Publication Number | Publication Date |
|---|---|
| CN216687081U true CN216687081U (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123449917.4U Active CN216687081U (en) | 2021-12-30 | 2021-12-30 | Device capable of realizing aerial horizontal movement, torsion and shaking prevention of crane hoist weight |
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|---|---|
| CN (1) | CN216687081U (en) |
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2021
- 2021-12-30 CN CN202123449917.4U patent/CN216687081U/en active Active
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