CN116924233B - Anti-sway boom of crane - Google Patents
Anti-sway boom of crane Download PDFInfo
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- CN116924233B CN116924233B CN202310818387.0A CN202310818387A CN116924233B CN 116924233 B CN116924233 B CN 116924233B CN 202310818387 A CN202310818387 A CN 202310818387A CN 116924233 B CN116924233 B CN 116924233B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 12
- 238000009792 diffusion process Methods 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000001154 acute effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
本发明提供一种起重机的防摆吊臂，包括行进架、传动组件和防摆组件，所述传动组件安装与行进架内部，所述防摆组件活动安装与传动组件底部，且所述传动组件用于对防摆组件横向传动；所述行进架包括两组支撑板，两组所述支撑板通过固定杆固定连接，且两组支撑板平行设置，两组所述支撑板相邻一侧从上到下均依次开设有行进槽和导向槽；所述传动组件包括安装台、安装座和调节机构，所述安装台上端面间隔固定连接有两组固定板，两组固定板相邻一侧安装有驱动电机和卷绳架，所述安装座共两组，分别固定连接在安装台两侧，所述安装座底部安装有若干组行进轮，本发明可有效保证重物在起吊过程中的稳定性，同时也保证了起重机在大风天气重物起吊的安全性。
The present invention provides an anti-swing boom of a crane, comprising a traveling frame, a transmission assembly and an anti-swing assembly, wherein the transmission assembly is installed inside the traveling frame, the anti-swing assembly is movably installed at the bottom of the transmission assembly, and the transmission assembly is used for transversely transmitting the anti-swing assembly; the traveling frame comprises two groups of support plates, the two groups of support plates are fixedly connected by fixing rods, and the two groups of support plates are arranged in parallel, and the adjacent sides of the two groups of support plates are sequentially provided with traveling grooves and guide grooves from top to bottom; the transmission assembly comprises a mounting platform, a mounting seat and an adjusting mechanism, the upper end surface of the mounting platform is fixedly connected with two groups of fixing plates at intervals, the adjacent sides of the two groups of fixing plates are installed with a driving motor and a rope winding frame, there are two groups of mounting seats, which are respectively fixedly connected to both sides of the mounting platform, and a plurality of traveling wheels are installed at the bottom of the mounting seat. The present invention can effectively ensure the stability of heavy objects during the lifting process, and also ensure the safety of the crane lifting heavy objects in windy weather.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to an anti-swing suspension arm of a crane.
Background
The crane has the advantages of flexibility, convenient operation, high efficiency and the like. However, in the process of lifting the working object, the swing of the working object is always a problem to be solved, in the process of carrying the material, the traditional crane usually puts down a steel wire rope through a winding drum on an electric hoist to hoist and carry the lifting material, and in the process of lifting, the heavy object is not supported horizontally, and the connection point of a rope binding the heavy object and a lifting hook is a non-horizontal contact surface, so that the heavy object can twist unstably, and can shake when serious, collide with surrounding objects, and some unavoidable losses are caused.
In addition, when the weight is lifted to a half space, the weight is acted by wind force, so that the weight can swing to influence the stability of lifting movement of the weight, and when the wind force is large, the transmission assembly of the crane can shift left and right, thereby driving the weight to swing greatly and seriously reducing the lifting safety of the weight.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides an anti-swing suspension arm of a crane, which comprises a travelling frame, a transmission assembly and an anti-swing assembly, wherein the transmission assembly is arranged in the travelling frame, the anti-swing assembly is movably arranged at the bottom of the transmission assembly, and the transmission assembly is used for transversely transmitting the anti-swing assembly;
The travelling frame comprises two groups of supporting plates, the two groups of supporting plates are fixedly connected through a fixing rod, the two groups of supporting plates are arranged in parallel, and travelling grooves and guide grooves are formed in the adjacent sides of the two groups of supporting plates from top to bottom in sequence;
The transmission assembly comprises a mounting table, a mounting seat and an adjusting mechanism, wherein two groups of fixing plates are fixedly connected to the upper end face of the mounting table at intervals, a driving motor and a rope winding frame are arranged on one side, adjacent to the two groups of fixing plates, of the mounting seat, the two groups of the mounting seat are respectively and fixedly connected to two sides of the mounting table, a plurality of groups of travelling wheels are arranged at the bottom of the mounting seat, a group of hydraulic cylinders are respectively arranged on two sides of the lower end face of the mounting seat, the output end of each hydraulic cylinder is fixedly connected with a base, and the adjusting mechanism is fixedly connected to the lower end face of the mounting table;
The adjusting mechanism comprises a mounting frame, an electric push rod and a fixing seat, wherein the electric push rod is mounted on the fixing seat, the output end of the electric push rod is fixedly connected to the front end face of the mounting frame, two groups of rotating bearings are symmetrically mounted in the mounting frame, and two groups of guide sliding blocks are fixedly connected to two sides of the mounting frame respectively.
As a further preferable mode, one end of the driving motor is rotatably installed with the rope winding frame through a speed reducer, and the driving motor is used for driving the rope winding frame to rotate.
Preferably, the upper end face of the mounting table is further provided with an inductor, a lifting rope is hinged to the outer portion of the inductor, and the lifting rope penetrates through the anti-swing assembly and is wound on the surface of the rope winding frame.
As a further preference, a group of supporting grooves are formed in two sides of the lower end face of the travelling wheel, the supporting grooves are used for accommodating a base, a plurality of groups of meshing teeth are arranged at the bottom of the base, and the hydraulic cylinder is installed inside the supporting grooves.
As a further preferable mode, the installation seat is slidably connected inside the advancing groove, and a plurality of groups of meshing grooves matched with the meshing are formed in the bottom of the advancing groove.
Preferably, the lifting rope passes through the space between the two sets of rotating bearings, and the two sets of guiding sliding blocks are respectively and slidably connected in the guiding grooves on the adjacent sides of the two sets of supporting plates.
As further preference, prevent putting the subassembly and include the mounting bracket, the mounting bracket is through adjusting part fixedly connected with lifting hook, adjusting part includes adjusting part and includes fixed station, wire rope and lower fixed station, it is connected with lower fixed station to go up the fixed station through the spliced pole rotation, the outside fixedly connected with diffusion dish of spliced pole, a plurality of groups mounting groove have been seted up to the outside symmetry of diffusion dish, wire rope's both ends divide fixed connection to last fixed station and lower adjacent one side of fixed station.
As a further preferable aspect, the number of the wire ropes is the same as that of the installation groove, and the wire ropes pass through the inside of the installation groove.
As a further preferable mode, the vertical distance from the connecting point of the steel wire rope on the upper fixing table and the lower fixing table to the axis of the connecting column is equal, and the distance from the mounting groove to the axis of the connecting column is larger than the distance from the connecting point of the steel wire rope and the lower fixing table to the axis of the connecting column.
As a further preference, one end of the connecting column is fixedly connected with the lower end face of the upper fixing table, one end of the connecting column is fixedly connected with a limiting seat, a rotary connecting groove is formed in the lower fixing table, and the limiting seat is rotationally connected in the rotary connecting groove.
(II) advantageous effects
The invention provides an anti-swing suspension arm of a crane, which has the following beneficial effects:
1. Through setting up the lifting hook, wherein go up the fixed station and rotate through the spliced pole and be connected with down the fixed station, spliced pole outside fixedly connected with diffusion dish, a plurality of groups mounting groove have been seted up to diffusion dish outside symmetry, and the wire rope both ends branch fixed connection that is equal with the mounting groove quantity is last fixed station and the adjacent one side of fixed station down, and wire rope passes into the arc from the mounting groove is inside, can twist reverse through lifting hook and lower fixed station messenger a plurality of groups wire rope when heavy object lifts by crane, there is a restoring force after wire rope twists reverse, and then can tend to resume after making the heavy object swing, and then will swing the power and unload, further guarantee to prevent that the pendulum subassembly resumes fast after lifting by crane stably, reduce the swing range and the swing time of heavy object.
2. Through setting up pneumatic cylinder and base in drive assembly below, the base is provided with a plurality of groups meshing tooth, and has seted up a plurality of groups and meshing looks adaptation's meshing groove in advance groove bottom for the pneumatic cylinder lifts up the back with drive assembly through the base, and the base passes through the meshing tooth and the meshing groove meshing of advancing groove bottom, makes drive assembly have sufficient locking force when advancing the inside position of frame by fixed, further guarantees the stability when drive assembly is locked and then prevents that drive assembly from removing and drive anti-swing subassembly and swing by a wide margin.
3. Through setting up adjustment mechanism, the installing frame is connected through electric putter with the fixing base, is provided with two sets of rolling bearing in the installing frame inside, and wherein the lifting rope can pass between two sets of rolling bearing for the position of installing frame is adjusted to controller control electric putter, can be with the lifting rope angle that is parallel originally grow, forms an acute angle, increases the anti wobbling power of lifting rope, makes the heavy object keep stable in the sky, further reduces the swing phenomenon of heavy object.
Drawings
FIG. 1 is a schematic diagram of an anti-sway boom assembly structure of a crane of the present invention;
FIG. 2 is a schematic view of a support plate structure according to the present invention;
FIG. 3 is a schematic view of a transmission assembly according to the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3 at A;
FIG. 5 is a schematic view of an adjusting mechanism according to the present invention;
FIG. 6 is a schematic view of an anti-swing assembly according to the present invention;
FIG. 7 is a schematic view of the structure of the adjusting assembly of the present invention;
fig. 8 is a schematic structural view of a connecting column according to the present invention.
In the figure, a travelling frame 1, a supporting plate 11, a travelling groove 12, a guide groove 13, a transmission assembly 2, a mounting table 21, a driving motor 22, a rope winding frame 23, a mounting seat 24, a 25 adjusting mechanism 251, a mounting frame 252, a rotating disc 253, a guide sliding block 254, an electric push rod 255, a fixing seat 255, a travelling wheel 26, a hydraulic cylinder 27, a base 28, a swing preventing assembly 3, a mounting frame 31, a regulating assembly 32, an upper fixing table 321, a connecting column 322, a 323 diffusion disc 324, a mounting groove 325, a lower fixing table 326, a limiting seat 327 and a lifting hook.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present invention, unless explicitly specified and 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, or communicable with each other, directly connected, indirectly connected via an intermediary, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
As shown in fig. 1-5, the embodiment provides an anti-swing boom of a crane, which comprises a travelling frame 1, a transmission assembly 2 and an anti-swing assembly 3, wherein the transmission assembly 2 is installed inside the travelling frame 1, the anti-swing assembly 3 is movably installed at the bottom of the transmission assembly 2, and the transmission assembly 2 is used for transversely transmitting the anti-swing assembly 3;
The travelling frame 1 comprises two groups of support plates 11, the two groups of support plates 11 are fixedly connected through a fixed rod, the two groups of support plates 11 are arranged in parallel, and travelling grooves 12 and guide grooves 13 are formed in the adjacent sides of the two groups of support plates 11 from top to bottom in sequence;
The transmission assembly 2 comprises a mounting table 21, a mounting seat 24 and an adjusting mechanism 25, wherein two groups of fixing plates are fixedly connected to the upper end surface of the mounting table 21 at intervals, a driving motor 22 and a rope winding frame 23 are arranged on one side, adjacent to the two groups of fixing plates, of the mounting seat 24, the two groups of the fixing plates are respectively and fixedly connected to two sides of the mounting table 21, a plurality of groups of travelling wheels 26 are arranged at the bottom of the mounting seat 24, a group of hydraulic cylinders 27 are respectively arranged on two sides of the lower end surface of the mounting seat 24, the output ends of the hydraulic cylinders 27 are fixedly connected with a base 28, and the adjusting mechanism 25 is fixedly connected to the lower end surface of the mounting table 21;
The adjusting mechanism 25 comprises a mounting frame 251, an electric push rod 254 and a fixed seat 255, wherein the electric push rod 254 is mounted on the fixed seat 255, the output end of the electric push rod 254 is fixedly connected with the front end face of the mounting frame 251, two groups of rotating bearings 252 are symmetrically mounted in the mounting frame 251, and two sides of the mounting frame 251 are fixedly connected with one group of guide sliding blocks 253 respectively.
Further, one end of the driving motor 22 is rotatably installed with the rope winding frame 23 through a speed reducer, and the driving motor 22 is used for driving the rope winding frame 23 to rotate.
Further, an inductor is further installed on the upper end face of the installation table 21, a lifting rope is hinged to the outside of the inductor, and the lifting rope penetrates through the anti-swing component 3 and is wound on the surface of the rope winding frame 23.
The sensor is specifically a wind speed sensor, the sensor is electrically connected with an external controller, the output end of the external controller is also in communication connection with the driving motor 22, the travelling wheel 26, the hydraulic cylinder 27 and the electric push rod 254, the travelling wheel 26 is driven by a motor, and the motor is in communication connection with the external controller, which is not described in detail herein.
Specifically, the driving motor 22 provides power to the rope reel 23, and the rope reel 23 reels up or releases the hoist rope. When the sensor detects that the swing amplitude of the lifting rope is larger than a set value, the swing amplitude of the lifting rope is fed back to the controller, the controller sends a signal to control the electric push rod 254 to adjust the length, so that the angle of the lifting rope which is originally parallel is enlarged, an acute angle is formed, the force required by swinging of the lifting rope after the angle is formed is increased, and the swing amplitude of the lifting rope can be effectively reduced. Meanwhile, in the weather of excessive wind power, the controller can work by controlling the hydraulic cylinder 27, and the hydraulic cylinder 27 lifts the transmission assembly 2 through the base 28, so that the position of the transmission assembly 2 on the travelling frame 1 is fixed, and the transmission assembly 2 is prevented from greatly swinging in the travelling frame 1.
It should be noted that, the height of the mounting seat 24 is lower than the height of the inner cavity of the running groove 12, and a cushion layer for increasing friction is further provided on the upper end surface of the mounting seat 24.
Further, a group of supporting grooves are formed in two sides of the lower end face of the traveling wheel 26, the supporting grooves are used for accommodating the base 28, a plurality of groups of meshing teeth are arranged at the bottom of the base 28, and the hydraulic cylinder 27 is installed inside the supporting grooves.
Further, the mounting seat 24 is slidably connected inside the running groove 12, and a plurality of sets of engaging grooves adapted to the engagement are formed in the bottom of the running groove 12.
Specifically, the hydraulic cylinder 27 ejects the base 28 from the inside of the supporting groove, then ejects the transmission assembly 2, at this time, the upper end surface of the mounting seat 24 contacts with the top of the traveling groove 12, and the base 28 is meshed with the meshing groove at the bottom of the traveling groove 12 through the meshing teeth, so that the transmission assembly 2 has enough locking force when the position inside the traveling frame 1 is fixed, and further stability of the transmission assembly 2 when locked is ensured.
In this embodiment, the lifting rope passes through between the two sets of rotating bearings 252, and the two sets of guide sliding blocks 253 are respectively slidably connected in the guide grooves 13 on the adjacent sides of the two sets of support plates 11.
The guide sliding block 253 is slidably connected inside the guide groove 13, so that when the included angle of the lifting rope is adjusted, the acting force of the lifting rope on the rotating bearing 252 can be converted into a horizontal force, and the position of the adjusting installation frame 251 of the electric push rod 254 is more stable.
In this embodiment, as shown in fig. 6-8, the anti-swing component 3 includes a mounting frame 31, the mounting frame 31 is fixedly connected with a lifting hook 33 through an adjusting component 32, the adjusting component 32 includes an adjusting component 32 including an upper fixing table 321, a steel wire rope 325 and a lower fixing table 326, the upper fixing table 321 is rotatably connected with the lower fixing table 326 through a connecting column 322, a diffusion disc 323 is fixedly connected with the outer portion of the connecting column 322, a plurality of groups of mounting grooves 324 are symmetrically arranged on the outer portion of the diffusion disc 323, and two ends of the steel wire rope 325 are fixedly connected with adjacent sides of the upper fixing table 321 and the lower fixing table 326.
Further, the number of the wire ropes 325 is the same as that of the installation groove 324, and the wire ropes 325 pass through the inside of the installation groove 324.
Further, the vertical distance from the connecting point of the wire rope 325 on the upper fixing table 321 and the lower fixing table 326 to the axis of the connecting post 322 is equal, and the distance from the mounting groove 324 to the axis of the connecting post 322 is greater than the distance from the connecting point of the wire rope 325 and the lower fixing table 326 to the axis of the connecting post 322.
Wherein the point where the wire rope 325 passes through the mounting groove 324 is protruded, so that the wire rope 325 is bent into an arc shape.
Further, one end of the connecting post 322 is fixedly connected with the lower end surface of the upper fixing table 321, one end of the connecting post 322 is fixedly connected with a limiting seat 327, a rotating connecting groove is formed in the lower fixing table 326, and the limiting seat 327 is rotationally connected in the rotating connecting groove.
When the crane hangs the heavy object through the lifting hook 33, the heavy object can twist reverse the swing when lifting by crane, and the lifting hook 33 makes a plurality of groups of wire ropes 325 twist by crane through lower fixed station 326 at this moment, and wire rope 325 self has the recovery characteristic for there is a restoring force after wire rope 325 twists reverse, and then can tend to resume after making the heavy object swing, and then unloads the pendulum power, further guarantees to prevent that pendulum subassembly 3 resumes stability rapidly after lifting by crane, reduces the swing amplitude and the swing time of heavy object.
The invention is characterized in that when a heavy object is lifted, the heavy object is hung by a hanging hook 33, then a driving motor 22 drives a rope winding frame 23 to wind the hanging rope to lift and hoist the heavy object, in the lifting process, based on the torsion restoring force of a plurality of groups of steel wire ropes 325, the swinging force of the heavy object during lifting is removed, the heavy object is ensured to be quickly restored to be stable after being lifted to a preset height, after the heavy object is lifted to a preset height, a traveling wheel 26 controls a transmission assembly 2 to move in the traveling frame 1, when the heavy object is swung by wind force in the middle air, an electric push rod 254 is controlled by a controller to adjust the position of a mounting frame 251, the angle of the originally parallel hanging rope is enlarged to form an acute angle, the swinging resistance of the hanging rope is increased, the heavy object is kept stable in the air, when the wind force exceeding a threshold value is detected, the controller can control a hydraulic cylinder 27 to work, the hydraulic cylinder 27 lifts a transmission assembly 2 through a base 28, at the moment, the upper end surface of the mounting seat 24 is contacted with the top of a traveling groove 12, the base 28 is meshed with the meshing groove at the bottom of the traveling groove 12, the traveling groove 2, the transmission assembly 2 is ensured to have enough position in the traveling frame 1, and the transmission assembly 2 is further ensured to have a large transmission stability when the transmission assembly 2 is prevented from being locked and moved by the swing assembly 3.
In summary, according to the anti-swing boom of the crane provided by the invention, through the arrangement of the lifting hook 33, the upper fixing table 321 is rotationally connected with the lower fixing table 326 through the connecting column 322, the outer part of the connecting column 322 is fixedly connected with the diffusion disc 323, the outer part of the diffusion disc 323 is symmetrically provided with the plurality of groups of mounting grooves 324, two ends of the steel wire ropes 325 with the same number as the mounting grooves 324 are fixedly connected with the adjacent sides of the upper fixing table 321 and the lower fixing table 326, and the steel wire ropes 325 penetrate through the mounting grooves 324 to be bent into an arc shape, so that when a heavy object is lifted, the plurality of groups of steel wire ropes 325 are twisted through the lifting hook 33 and the lower fixing table 326, and then a restoring force is generated after the steel wire ropes 325 are twisted, so that the heavy object tends to restore after swinging, and then the swinging force is unloaded, and the anti-swing assembly 3 is further guaranteed to restore and stabilize rapidly after the lifting, and the swinging amplitude and swinging time of the heavy object are reduced.
Secondly, through setting up pneumatic cylinder 27 and base 28 in drive assembly 2 below, base 28 is provided with a plurality of sets of meshing teeth, and the meshing groove of a plurality of sets of and meshing looks adaptation has been seted up to the groove 12 bottom of advancing for after pneumatic cylinder 27 lifts up drive assembly 2 through base 28, the meshing groove meshing of groove 12 bottom is advanced through meshing tooth to the base 28, make drive assembly 2 have sufficient locking force when the position of the inside of frame 1 of advancing is fixed, stability when further guaranteeing drive assembly 2 by locking and then prevent that drive assembly 2 from removing and drive anti-swing subassembly 3 by a wide margin swing.
And, through setting up adjustment mechanism 25, the installation frame 251 is connected through electric putter 254 with fixing base 255, is provided with two sets of rolling bearing 252 in the installation frame 251 inside, and wherein the lifting rope can pass between two sets of rolling bearing 252 for the position of the installation frame 251 is adjusted to controller control electric putter 254, can become an acute angle with the angle of lifting rope that is parallel originally, increases the anti wobbling power of lifting rope, makes the heavy object keep stable in the sky, further reduces the swing phenomenon of heavy object.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The anti-swing suspension arm of the crane is characterized by comprising a travelling frame (1), a transmission assembly (2) and an anti-swing assembly (3), wherein the transmission assembly (2) is arranged in the travelling frame (1), the anti-swing assembly (3) is movably arranged at the bottom of the transmission assembly (2), and the transmission assembly (2) is used for transversely transmitting the anti-swing assembly (3);
The travelling frame (1) comprises two groups of supporting plates (11), the two groups of supporting plates (11) are fixedly connected through fixing rods, the two groups of supporting plates (11) are arranged in parallel, and travelling grooves (12) and guide grooves (13) are formed in sequence in the adjacent sides of the two groups of supporting plates (11) from top to bottom;
The transmission assembly (2) comprises a mounting table (21), a mounting seat (24) and an adjusting mechanism (25), wherein two groups of fixing plates are fixedly connected to the upper end face of the mounting table (21) at intervals, a driving motor (22) and a rope winding frame (23) are arranged on one adjacent side of each of the two groups of fixing plates, the mounting seat (24) is respectively and fixedly connected to two sides of the mounting table (21), a plurality of groups of travelling wheels (26) are arranged at the bottom of the mounting seat (24), a group of hydraulic cylinders (27) are respectively arranged on two sides of the lower end face of the mounting seat (24), a base (28) is fixedly connected to the output end of each hydraulic cylinder (27), and the adjusting mechanism (25) is fixedly connected to the lower end face of the mounting table (21).
The adjusting mechanism (25) comprises a mounting frame (251), an electric push rod (254) and a fixed seat (255), wherein the electric push rod (254) is mounted on the fixed seat (255), the output end of the electric push rod (254) is fixedly connected to the front end face of the mounting frame (251), two groups of rotating bearings (252) are symmetrically mounted in the mounting frame (251), and two groups of guide sliding blocks (253) are fixedly connected to two sides of the mounting frame (251);
The anti-swing assembly (3) comprises a mounting frame (31), the mounting frame (31) is fixedly connected with a lifting hook (33) through an adjusting assembly (32), the adjusting assembly (32) comprises an adjusting assembly (32) and comprises an upper fixing table (321), a steel wire rope (325) and a lower fixing table (326), the upper fixing table (321) is rotationally connected with the lower fixing table (326) through a connecting column (322), a diffusion disc (323) is fixedly connected to the outer portion of the connecting column (322), a plurality of groups of mounting grooves (324) are symmetrically formed in the outer portion of the diffusion disc (323), and two ends of the steel wire rope (325) are fixedly connected to adjacent sides of the upper fixing table (321) and the lower fixing table (326);
The number of the steel wire ropes (325) is the same as that of the installation grooves (324), and the steel wire ropes (325) pass through the inside of the installation grooves (324);
The vertical distance from the connecting point of the steel wire rope (325) on the upper fixing table (321) and the lower fixing table (326) to the axial line of the connecting column (322) is equal, and the distance from the mounting groove (324) to the axial line of the connecting column (322) is larger than the distance from the connecting point of the steel wire rope (325) and the lower fixing table (326) to the axial line of the connecting column (322);
The utility model discloses a connecting device, including connecting post (322), connecting post (322) one end fixed connection is terminal surface under last fixed station (321), connecting post (322) one end fixedly connected with spacing seat (327), rotation spread groove has been seted up to the inside of fixed station (326) down, spacing seat (327) rotates to be connected at rotation spread groove inside.
2. The swing-preventing boom of a crane according to claim 1, wherein one end of the driving motor (22) is rotatably mounted with the rope reel (23) through a speed reducer, and the driving motor (22) is used for driving the rope reel (23) to rotate.
3. The anti-swing boom of a crane according to claim 1, wherein an inductor is further arranged on the upper end face of the mounting table (21), a lifting rope is hinged to the outside of the inductor, and the lifting rope penetrates through the anti-swing assembly (3) and is wound on the surface of the rope winding frame (23).
4. The swing-preventing boom of a crane according to claim 1, wherein a group of supporting grooves are formed in two sides of the lower end face of the travelling wheel (26), the supporting grooves are used for accommodating a base (28), a plurality of groups of meshing teeth are arranged at the bottom of the base (28), and the hydraulic cylinder (27) is installed in the supporting grooves.
5. The swing-preventing boom of a crane according to claim 4, wherein said mounting base (24) is slidably connected inside said travel groove (12), and a plurality of sets of engagement grooves adapted to engagement are provided at the bottom of said travel groove (12).
6. A swing-preventing boom for a crane according to claim 3, wherein said rope is passed between two sets of pivot bearings (252), and said two sets of guide shoes (253) are slidably connected within guide grooves (13) on adjacent sides of said two sets of support plates (11), respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310818387.0A CN116924233B (en) | 2023-07-05 | 2023-07-05 | Anti-sway boom of crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310818387.0A CN116924233B (en) | 2023-07-05 | 2023-07-05 | Anti-sway boom of crane |
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| CN116924233B true CN116924233B (en) | 2025-04-08 |
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| CN119284738A (en) * | 2024-12-11 | 2025-01-10 | 富美建设集团有限公司 | A stable lifting equipment for municipal construction projects |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213326387U (en) * | 2021-05-08 | 2021-06-01 | 新乡职业技术学院 | Automatic windproof anchoring device for crane |
| CN216072783U (en) * | 2021-11-18 | 2022-03-18 | 张政伟 | Anti-swing hoisting mechanism of crane |
| CN218909653U (en) * | 2022-11-28 | 2023-04-25 | 中建二局第四建筑工程有限公司 | Single bridge crane with lifting and anti-swing functions |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT2204U3 (en) * | 1998-03-13 | 1999-03-25 | Voith Werke | CRANE LIFT |
| CN214269970U (en) * | 2020-10-31 | 2021-09-24 | 安徽工程大学 | A crane multi-rope anti-swing device |
| CN218909644U (en) * | 2022-11-28 | 2023-04-25 | 中建二局第四建筑工程有限公司 | Double-bridge crane with lifting and anti-swing functions |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213326387U (en) * | 2021-05-08 | 2021-06-01 | 新乡职业技术学院 | Automatic windproof anchoring device for crane |
| CN216072783U (en) * | 2021-11-18 | 2022-03-18 | 张政伟 | Anti-swing hoisting mechanism of crane |
| CN218909653U (en) * | 2022-11-28 | 2023-04-25 | 中建二局第四建筑工程有限公司 | Single bridge crane with lifting and anti-swing functions |
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