阅读说明：本技术 一种起重机智能防摇消摆控制系统及控制方法 (Intelligent anti-swing and anti-swing control system and control method for crane ) 是由 顾玉成 李兴才 于 2020-04-21 设计创作，主要内容包括：本发明公开了一种起重机智能防摇消摆控制系统,包括机架和机脚,所述吊钩的上方设置有防摇摆机构,且防摇摆机构的水平两侧均设置有电磁环,所述两个机脚的内侧均通过驱动机构传动连接有滑块,且两个滑块均通过液压缸与电磁环之间传动连接；所述防摇摆机构包括固定环,所述固定环的外侧固定连接有磁环。本发明中,液压缸传动得磁的电磁环对磁环进行吸附,钢丝绳和辅助绳的控制机构进行同步向下运动,避免防摇摆机构角度发生较大的偏差,同时驱动电机通过传动链条对链条机构进行传动,配合防摇摆机构进行同步的运动,在运动至指定高度后,两个液压缸的驱动机构配合吊钩的驱动机构进行向左右动作,防止吊钩在动作过程中发生较大角度的偏移。(The invention discloses an intelligent anti-swing control system of a crane, which comprises a rack and machine legs, wherein an anti-swing mechanism is arranged above a lifting hook, electromagnetic rings are arranged on two horizontal sides of the anti-swing mechanism, the inner sides of the two machine legs are connected with sliding blocks through a driving mechanism in a transmission manner, and the two sliding blocks are connected with the electromagnetic rings through hydraulic cylinders in a transmission manner; the anti-swing mechanism comprises a fixing ring, and a magnetic ring is fixedly connected to the outer side of the fixing ring. According to the invention, the magnetic ring driven by the hydraulic cylinder to be magnetic adsorbs the magnetic ring, the control mechanisms of the steel wire rope and the auxiliary rope synchronously move downwards, so that the larger deviation of the angle of the anti-swing mechanism is avoided, meanwhile, the driving motor drives the chain mechanism through the transmission chain and is matched with the anti-swing mechanism to synchronously move, after the chain mechanism moves to a specified height, the driving mechanisms of the two hydraulic cylinders are matched with the driving mechanism of the lifting hook to move leftwards and rightwards, so that the lifting hook is prevented from deviating at a larger angle in the action process.)

1. An intelligent anti-swing and anti-swing control system of a crane comprises a rack (1), machine legs (9) arranged on two horizontal sides of the rack (1) and a lifting hook (2) arranged below the rack (1), wherein the lifting hook (2) is fixedly connected with a driving mechanism of the crane through a steel wire rope (3), two groups of rollers (10) are respectively arranged below the machine legs (9), the intelligent anti-swing and anti-swing control system is characterized in that an anti-swing mechanism (5) is arranged above the lifting hook (2), electromagnetic rings (6) are arranged on two horizontal sides of the anti-swing mechanism (5), the inner sides of the two machine legs (9) are respectively connected with sliding blocks (8) through the driving mechanism in a transmission manner, and the two sliding blocks (8) are respectively connected with the electromagnetic rings (6) through hydraulic cylinders (7) in a transmission manner;

the anti-swing mechanism (5) comprises a fixing ring (14), and a magnetic ring (16) is fixedly connected to the outer side of the fixing ring (14).

2. The intelligent crane anti-sway and anti-sway control system of claim 1, wherein the fixed ring (14) is fixedly connected with the magnetic ring (16) through at least six connecting posts (15), and the magnetic ring (16) is magnetized by two stages of magnetization axially symmetric in the outer diameter thereof.

3. The intelligent anti-sway and anti-sway control system of a crane according to claim 1 or 2, characterized in that the top of the fixing ring (14) is symmetrically provided with two auxiliary ropes (4) along the steel wire rope (3), and a driving mechanism is provided above the auxiliary ropes (4) and correspondingly controlled with the driving mechanism of the steel wire rope (3).

4. The intelligent anti-rolling and anti-sway control system of the crane according to claim 1, wherein two sets of driving motors (11) are respectively arranged at two ends of the interior of the frame (1), and two sets of driving motors (11) are respectively arranged symmetrically along the center line of the frame (1).

5. The intelligent anti-swing and anti-sway control system of the crane according to claim 4, characterized in that a chain mechanism (13) is correspondingly arranged below each driving motor (11), two steering wheels at the inner side of the chain mechanism (13) are fixedly connected with the lower end surface of the frame (1) and the bottom end of the stand (9), respectively, and the driving motors (11) are in transmission connection with the chain mechanisms (13) correspondingly arranged below through transmission chains (12).

6. The intelligent crane anti-swing and anti-sway control system of claim 1, characterized in that two chain mechanisms (13) located on the same side of the frame (1) are fixedly connected with two ends of the slide block (8), and a hydraulic cylinder (7) is fixedly connected with the center of the slide block (8).

7. The intelligent crane anti-swing and anti-sway control system of claim 1, wherein two magnetic poles of the magnetic ring (16) are respectively arranged corresponding to the two electromagnetic rings (6), the two electromagnetic rings (6) are in a preferred arc structure in plan view, and the control mechanisms of the two hydraulic cylinders (7) are independent from each other.

8. The control method of the intelligent anti-rolling and anti-sway control system of the crane according to claim 1, comprising the following steps:

the method comprises the following steps: the two hydraulic cylinders (7) are started to act, the output ends of the hydraulic cylinders (7) transmit the two electromagnetic rings (6) to the two sides of the magnetic ring (16), and the electric control mechanism is started to control the electromagnetic rings (6) to be electrified to generate magnetism so as to adsorb the magnetic ring (16);

step two: the control mechanisms of the steel wire rope (3) and the auxiliary rope (4) synchronously operate to control the lifting hook (2) and the anti-swing mechanism (5) so as to avoid the larger deviation of the angle of the anti-swing mechanism (5);

step three: when the anti-swing mechanism (5) acts, the driving motor (11) drives the chain mechanism (13) through the transmission chain (12), so that the chain mechanism (13) drives the slide block (8) on the inner side to perform synchronous motion by matching with the anti-swing mechanism (5);

step four: after the lifting hook moves to a specified height, the driving mechanisms of the two hydraulic cylinders (7) are matched with the driving mechanism of the lifting hook (2) to move left and right, so that the lifting hook (2) is prevented from deviating by a large angle in the movement process;

step five: when each driving mechanism moves reversely to hoist the materials below, the anti-swing mechanism (5) and the electromagnetic ring (6) move synchronously, and the anti-swing mechanism (5) is close to the position of the lifting hook (2), so that the anti-swing of the lifting hook (2) is realized.

Technical Field

The invention relates to the technical field of cranes, in particular to an intelligent anti-swing and anti-swing control system and a control method for a crane.

Background

The crane is a hoisting device which is transversely arranged above workshops, warehouses and stockyards to hoist materials. Since its two ends are seated on a tall concrete column or a metal bracket, it is shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity.

The existing crane is influenced by bottom goods or external factors in the using process, the lifting hook can swing to a certain extent, people and the lifting hook self all form a certain degree of threat when the swinging angle is too large, the safety of the crane is reduced, and therefore the crane is required to be additionally provided with the anti-swing mechanism to control and improve the safety of the crane.

Disclosure of Invention

The invention aims to: the intelligent anti-swing anti-sway control system and the control method of the crane are provided for solving the problem that the swing of a lifting hook of the existing crane is not correspondingly controlled.

In order to achieve the purpose, the invention adopts the following technical scheme:

an intelligent anti-swing and anti-swing control system of a crane comprises a rack, machine legs arranged on two horizontal sides of the rack and a lifting hook arranged below the rack, wherein the lifting hook is fixedly connected with a driving mechanism of the crane through a steel wire rope, two groups of idler wheels are respectively arranged below the machine legs, an anti-swing mechanism is arranged above the lifting hook, electromagnetic rings are arranged on two horizontal sides of the anti-swing mechanism, the inner sides of the two machine legs are connected with sliding blocks in a transmission manner through the driving mechanism, and the two sliding blocks are connected with the electromagnetic rings in a transmission manner through hydraulic cylinders;

the anti-swing mechanism comprises a fixing ring, and a magnetic ring is fixedly connected to the outer side of the fixing ring.

As a further description of the above technical solution:

the fixed ring is fixedly connected with the magnetic ring through at least six connecting columns, and the magnetic ring is magnetized in two stages in an axially symmetrical mode in the outer diameter of the magnetic ring.

As a further description of the above technical solution:

the top of the fixing ring is symmetrically provided with two auxiliary ropes along the steel wire rope, and a driving mechanism is arranged above the auxiliary ropes and correspondingly controlled with the driving mechanism of the steel wire rope.

As a further description of the above technical solution:

two groups of driving motors are respectively arranged at two ends of the interior of the rack, and two groups of driving motors are respectively symmetrically arranged along the center line of the rack.

As a further description of the above technical solution:

and the driving motor is in transmission connection with the chain mechanisms correspondingly arranged below through a transmission chain.

As a further description of the above technical solution:

two chain mechanisms positioned at the same side of the rack are fixedly connected with two ends of the sliding block, and the center of the sliding block is fixedly connected with a hydraulic cylinder.

As a further description of the above technical solution:

the two magnetic poles of the magnetic ring are respectively arranged corresponding to the two electromagnetic rings, the overlooking surfaces of the two electromagnetic rings are in a major arc structure, and the control mechanisms of the two hydraulic cylinders are mutually independent.

As a further description of the above technical solution:

a control method of an intelligent anti-swing and anti-swing control system of a crane comprises the following steps:

the method comprises the following steps: starting the two hydraulic cylinders to act, transmitting the two electromagnetic rings to two sides of the magnetic ring by the output ends of the hydraulic cylinders, and starting the electric control mechanism to control the electromagnetic rings to be electrified to generate magnetism to adsorb the magnetic ring;

step two: the control mechanisms of the steel wire rope and the auxiliary rope synchronously operate to control the lifting hook and the anti-swing mechanism, so that the larger deviation of the angle of the anti-swing mechanism is avoided;

step three: when the anti-swing mechanism acts, the driving motor drives the chain mechanism through the transmission chain, so that the chain mechanism drives the slide block on the inner side and is matched with the anti-swing mechanism to move synchronously;

step four: after the lifting hook moves to a specified height, the driving mechanisms of the two hydraulic cylinders are matched with the driving mechanism of the lifting hook to move left and right, so that the lifting hook is prevented from deviating by a large angle in the moving process;

step five: when each driving mechanism reverse motion hoists the material below, anti-sway mechanism and electromagnetic ring carry out synchronous motion to because anti-sway mechanism is close to lifting hook position department to this realization is to the anti-sway of lifting hook.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

according to the invention, the magnetic ring driven by the hydraulic cylinder to be magnetic adsorbs the magnetic ring, the control mechanisms of the steel wire rope and the auxiliary rope synchronously move downwards, so that the larger deviation of the angle of the anti-swing mechanism is avoided, meanwhile, the driving motor drives the chain mechanism through the transmission chain and is matched with the anti-swing mechanism to synchronously move, after the chain mechanism moves to a specified height, the driving mechanisms of the two hydraulic cylinders are matched with the driving mechanism of the lifting hook to move leftwards and rightwards, so that the lifting hook is prevented from deviating at a larger angle in the action process.

Drawings

FIG. 1 is a front view of an intelligent anti-sway and anti-sway control system and a control method for a crane according to the present invention;

FIG. 2 is a side partial sectional view of an intelligent anti-swing and anti-sway control system and a control method for a crane according to the present invention;

FIG. 3 is a top view of an anti-sway mechanism of the intelligent anti-sway and anti-sway control system and the control method for the crane according to the present invention;

FIG. 4 is a flow chart of an intelligent anti-swing and anti-sway control system and a control method for a crane according to the present invention.

Illustration of the drawings:

1. a frame; 2. a hook; 3. a wire rope; 4. an auxiliary rope; 5. an anti-sway mechanism; 6. an electromagnetic ring; 7. a hydraulic cylinder; 8. a slider; 9. a machine leg; 10. a roller; 11. a drive motor; 12. a drive chain; 13. a chain mechanism; 14. a fixing ring; 15. connecting columns; 16. a magnetic ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, an intelligent anti-swing and anti-swing control system for a crane comprises a frame 1, machine legs 9 arranged on two horizontal sides of the frame 1 and a lifting hook 2 arranged below the frame 1, wherein the lifting hook 2 is fixedly connected with a driving mechanism of the crane through a steel wire rope 3, two groups of rollers 10 are respectively arranged below the machine legs 9, an anti-swing mechanism 5 is arranged above the lifting hook 2, electromagnetic rings 6 are respectively arranged on two horizontal sides of the anti-swing mechanism 5, the inner sides of the two machine legs 9 are respectively in transmission connection with sliding blocks 8 through the driving mechanism, and the two sliding blocks 8 are respectively in transmission connection with the electromagnetic rings 6 through hydraulic cylinders 7;

the anti-swing mechanism 5 comprises a fixed ring 14, a magnetic ring 16 is fixedly connected to the outer side of the fixed ring 14, the fixed ring 14 is fixedly connected with the magnetic ring 16 through at least six connecting posts 15, the magnetic ring 16 is magnetized in two stages in an axial symmetry mode in the outer diameter, two magnetic poles of the magnetic ring 16 are respectively arranged between the two electromagnetic rings 6, the two electromagnetic rings 6 are in a major arc structure in a top view, control mechanisms of two hydraulic cylinders 7 are mutually independent, two auxiliary ropes 4 are symmetrically arranged at the top of the fixed ring 14 along a steel wire rope 3, a driving mechanism is arranged above the auxiliary ropes 4 and is controlled correspondingly to the driving mechanism of the steel wire rope 3, two groups of driving motors 11 are respectively arranged at two ends in the frame 1, two groups of driving motors 11 are respectively arranged symmetrically along the center line of the frame 1, and a chain mechanism 13 is respectively arranged below each driving motor 11, two steering wheels on the inner side of the chain mechanism 13 are respectively fixedly connected with the lower end face of the rack 1 and the bottom end of the machine foot 9, the driving motor 11 is in transmission connection with the chain mechanism 13 correspondingly arranged below through a transmission chain 12, the two chain mechanisms 13 on the same side of the rack 1 are fixedly connected with two ends of the sliding block 8, and the center position of the sliding block 8 is fixedly connected with the hydraulic cylinder 7;

a control method of an intelligent anti-swing and anti-swing control system of a crane comprises the following steps:

the method comprises the following steps: starting the two hydraulic cylinders 7 to act, transmitting the two electromagnetic rings 6 to two sides of the magnetic ring 16 by the output ends of the hydraulic cylinders 7, starting the electric control mechanism to control the electromagnetic rings 6 to be electrified to generate magnetism, and adsorbing the magnetic ring 16;

step two: the control mechanisms of the steel wire rope 3 and the auxiliary rope 4 synchronously move downwards to control the lifting hook 2 and the anti-swing mechanism 5, so that the larger deviation of the angle of the anti-swing mechanism 5 is avoided;

step three: when the anti-swing mechanism 5 acts, the driving motor 11 drives the chain mechanism 13 through the transmission chains 12, the two transmission chains 12 synchronously move in opposite directions, the slide block 8 on the inner side synchronously moves downwards, and the anti-swing mechanism 5 is matched for synchronous movement;

step four: after the lifting hook moves to a specified height, the driving mechanisms of the two hydraulic cylinders 7 are matched with the driving mechanism of the lifting hook 2 to move leftwards, so that the lifting hook 2 is prevented from deviating by a large angle in the moving process;

step five: when each driving mechanism moves reversely to hoist the materials below, the anti-swing mechanism 5 and the electromagnetic ring 6 move synchronously, and the anti-swing mechanism 5 is close to the position of the lifting hook 2, so that the anti-swing of the lifting hook 2 is realized.

Example 2

Referring to fig. 1-4, an intelligent anti-swing and anti-swing control system for a crane comprises a frame 1, machine legs 9 arranged on two horizontal sides of the frame 1 and a lifting hook 2 arranged below the frame 1, wherein the lifting hook 2 is fixedly connected with a driving mechanism of the crane through a steel wire rope 3, two groups of rollers 10 are respectively arranged below the machine legs 9, an anti-swing mechanism 5 is arranged above the lifting hook 2, electromagnetic rings 6 are respectively arranged on two horizontal sides of the anti-swing mechanism 5, the inner sides of the two machine legs 9 are respectively in transmission connection with sliding blocks 8 through the driving mechanism, and the two sliding blocks 8 are respectively in transmission connection with the electromagnetic rings 6 through hydraulic cylinders 7;

the anti-swing mechanism 5 comprises a fixed ring 14, and a magnetic ring 16 is fixedly connected to the outer side of the fixed ring 14;

a control method of an intelligent anti-swing and anti-swing control system of a crane comprises the following steps:

the method comprises the following steps: starting the two hydraulic cylinders 7 to act, transmitting the two electromagnetic rings 6 to two sides of the magnetic ring 16 by the output ends of the hydraulic cylinders 7, starting the electric control mechanism to control the electromagnetic rings 6 to be electrified to generate magnetism, and adsorbing the magnetic ring 16;

step two: the control mechanisms of the steel wire rope 3 and the auxiliary rope 4 synchronously move downwards to control the lifting hook 2 and the anti-swing mechanism 5, so that the larger deviation of the angle of the anti-swing mechanism 5 is avoided;

step three: when the anti-swing mechanism 5 acts, the driving motor 11 drives the chain mechanism 13 through the transmission chains 12, the two transmission chains 12 synchronously move in opposite directions, the slide block 8 on the inner side synchronously moves downwards, and the anti-swing mechanism 5 is matched for synchronous movement;

step four: after the lifting hook moves to a specified height, the driving mechanisms of the two hydraulic cylinders 7 are matched with the driving mechanism of the lifting hook 2 to move leftwards, so that the lifting hook 2 is prevented from deviating by a large angle in the moving process;

step five: when each driving mechanism moves reversely to hoist the materials below, the anti-swing mechanism 5 and the electromagnetic ring 6 move synchronously, and the anti-swing mechanism 5 is close to the position of the lifting hook 2, so that the anti-swing of the lifting hook 2 is realized.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.