CN117246905A - Luffing trolley and control method thereof - Google Patents
Luffing trolley and control method thereof Download PDFInfo
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- CN117246905A CN117246905A CN202311355502.1A CN202311355502A CN117246905A CN 117246905 A CN117246905 A CN 117246905A CN 202311355502 A CN202311355502 A CN 202311355502A CN 117246905 A CN117246905 A CN 117246905A
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- sling
- swing
- turntable
- angle
- annular groove
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- B66C13/063—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads electrical
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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
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/08—Trolleys or crabs, e.g. operating above runways with turntables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
-
- 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
- B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
-
- 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
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- 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
- B66C13/18—Control systems or devices
- B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a luffing trolley and a control method thereof, wherein the luffing trolley comprises a trolley frame, the trolley frame comprises two bearing beams which are arranged in parallel, a cross beam connected between the two bearing beams, and a pulley block supporting beam fixedly connected to the middle part of the cross beam, the bottom of the cross beam is provided with an anti-swing device, and the anti-swing device is used for preventing a sling or a lifting hook from swinging or adjusting the angle of a lifted heavy object. The luffing trolley prevents the sling from swinging by arranging the anti-swinging device, and can adjust the angle of a lifted object, thereby improving the working efficiency and avoiding potential safety hazards.
Description
Technical Field
The invention relates to the field of building construction mechanical equipment, in particular to a luffing trolley and a control method thereof.
Background
The tower crane is called tower crane for short, and comprises a sling, a sling retracting mechanism, a pull rod, a balance arm, a crane boom, a standard section, a sliding rail paved along the length direction of the crane boom, and a luffing trolley capable of moving on the sliding rail. The tower crane is characterized in that the trolley runs along the crane boom to realize amplitude variation, namely the trolley amplitude variation or the trolley running, the crane boom is always in a horizontal position, the amplitude variation trolley is suspended on the lower chord member of the arm support, two ends of the amplitude variation trolley are respectively connected with a steel wire rope of the amplitude variation winch, and the winch is driven to rotate by the rotation of the motor so as to enable the amplitude variation trolley to move.
At present, in the process of lifting cargoes or assembly type building components through a tower crane at a construction site, the problem that slings swing or shake can occur in the processes of front and back movement of wind power and amplitude-variable trolley and horizontal rotation of a lifting arm.
Therefore, the existing luffing trolley needs to be improved so as to prevent the sling from shaking during lifting, further improve the construction efficiency and eliminate the potential safety hazard.
Disclosure of Invention
In order to solve the problems in the prior art, one of the purposes of the invention is to provide a luffing trolley, and the luffing trolley can solve the problem that a lifted sling or goods shakes under the influence of factors such as wind power, inertia and the like by improving the luffing trolley.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention provides a luffing trolley, which comprises a trolley frame, wherein the trolley frame comprises two bearing beams which are arranged in parallel, a cross beam connected between the two bearing beams, and a pulley block supporting beam fixedly connected to the middle of the cross beam, the cross beam and the bearing beams are horizontally arranged, the horizontal height of the bearing beams is larger than that of the cross beam, the length direction of the cross beam is mutually perpendicular to the length direction of the pulley block supporting beam, pulleys for lifting weights through slings and lifting hooks are respectively arranged at two ends of the pulley block supporting beam, slings are wound on the pulleys, lifting hooks are hung at the lowest ends of the slings, and an anti-swing device is arranged at the bottom of the cross beam and used for preventing slings or lifting hooks from swinging or adjusting the angles of the lifted weights. And travelling wheel mechanisms for travelling on the tower crane or the crane arm guide rail are respectively arranged on the inner sides of the two ends of the bearing beam.
Further, the anti-swing device comprises a swing arm, a fixed tray which can be fixedly arranged at the bottom of the cross beam, a turntable arranged on the fixed tray and a driving mechanism for driving the turntable to rotate relative to the fixed tray, one end of the swing arm is connected with the turntable, the other end of the swing arm forms a free end, a winch is arranged at the end part of the free end of the swing arm, and the winch is used for being connected with a lifting hook or a lifting weight through a steel wire rope.
Further, the fixed tray is annular, a flange protruding outwards is arranged on the outer circumferential surface of the bottom of the fixed tray, so that the vertical section of the fixed tray is in an inverted T shape with a hollow middle part, a first annular groove is formed in the upper surface of the flange, the section of the first annular groove is arc-shaped, the rotary disc is annular, a second annular groove is formed in the lower surface of the rotary disc, the first annular groove and the second annular groove are approximately the same in size and shape, the rotary disc is sleeved on the fixed tray, the first annular groove and the second annular groove are arranged oppositely, and a plurality of balls are arranged between the first annular groove and the second annular groove; the upper surface of carousel is provided with the conical tooth, actuating mechanism includes driving motor and the coaxial conical gear who sets up on driving motor power take off shaft, driving motor's fuselage fixed mounting is on fixed tray or crossbeam, intermesh between conical gear and the conical tooth of carousel upper surface.
Further, two swing arms are symmetrically arranged on the turntable, a bulge is arranged on the outer circumferential surface of the turntable, a through hole with a horizontally arranged axle center is arranged on the bulge, a hinge shaft is inserted in the through hole, and the end part of each swing arm is hinged with the turntable through the hinge shaft; the two swing arms are provided with a support column at positions close to the lower parts of the respective hinge points, the positions of the two support columns are corresponding, a telescopic cylinder is arranged between the two support columns, and two ends of the telescopic cylinder are hinged with the two support columns respectively.
Further, two swing arms are arranged and are horizontally and mutually symmetrically arranged on the rotary table, and one end part of each swing arm is fixedly connected with the outer circumferential surface of the rotary table.
Further, the swing arm adopts the extending structure, the swing arm includes cylinder body and piston and telescopic link of setting in the cylinder body, the one end and the carousel outer circumference fixed connection of cylinder body, the one end and the piston fixed connection that is located the cylinder body inside of telescopic link, the other end and the hoist engine fixed connection of telescopic link.
The wind speed and direction sensor is connected with the wind speed and direction sensor, the winch, the driving motor and the power supply circuit respectively.
Further, the intelligent sling also comprises an inclination sensor connected with the controller in a wireless signal manner, wherein the inclination sensor is used for measuring the swinging direction and the angle of the sling, and the inclination sensor is arranged on the sling or a lifting hook connected with the sling. The tilt sensor is preferably a three-axis tilt sensor.
The second purpose of the invention is to provide a control method of the luffing trolley, and the control method can solve the problem that a lifted sling or goods shakes under the influence of factors such as wind power, inertia and the like.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the control method of the luffing trolley comprises the following steps:
s1) before lifting, downwards releasing a sling, a lifting hook and a steel wire rope on a winch, connecting the lifting hook with a cargo to be lifted, and connecting the steel wire rope with the cargo to be lifted;
s2) lifting the sling and the steel wire rope, detecting the swing direction and the swing angle of the sling through the tilt angle sensor when the goods are influenced by wind force or the swing amplitude angle of the goods is increased by inertia force in the air, and sending detection information to the controller;
s3) the controller controls the driving motor to work according to the received detection information of the inclination sensor, the angle of the turntable is adjusted, meanwhile, the controller controls the two swing arms to be unfolded outwards, so that the extending direction of the swing arms is consistent with the swinging direction of the sling, the controller controls the winch to rotate, the tightness of the steel wire rope is adjusted according to the swinging direction of the sling, the sling can always receive the traction resistance from the steel wire rope when swinging, and accordingly goods and the sling tend to be stable under the traction of the anti-swinging device.
Further, in step S3, when the goods and the sling tend to be stable under the traction of the anti-swing device, the angle of the turntable can be further adjusted through the controller at this time, so that the angle of the goods in the air can be adjusted, and the aim of putting the goods in a precise angle can be fulfilled.
The invention has the beneficial effects that:
the invention provides a luffing trolley, which comprises a trolley frame, wherein the trolley frame comprises two bearing beams which are arranged in parallel, a cross beam connected between the two bearing beams, and a pulley block supporting beam fixedly connected to the middle of the cross beam, the cross beam and the bearing beams are horizontally arranged, the horizontal height of the bearing beams is larger than that of the cross beam, the length direction of the cross beam is mutually perpendicular to the length direction of the pulley block supporting beam, pulleys for lifting weights through slings and lifting hooks are respectively arranged at two ends of the pulley block supporting beam, slings are wound on the pulleys, lifting hooks are hung at the lowest ends of the slings, and an anti-swing device is arranged at the bottom of the cross beam and used for preventing slings or lifting hooks from swinging or adjusting the angles of the lifted weights. The luffing trolley prevents the sling from swinging by arranging the anti-swinging device, and can adjust the angle of a lifted object, thereby improving the working efficiency and avoiding potential safety hazards.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic perspective view of a luffing trolley of the present invention, with a swing arm in a drooping condition;
FIG. 2 is a side view of the luffing trolley of the present invention with the swing arm in a sagged position;
FIG. 3 is a schematic perspective view of the luffing trolley of the present invention showing the stationary tray and turntable in a semi-cut-away state;
FIG. 4 is a side view of the luffing trolley of the present invention with the swing arms deployed to both sides;
FIG. 5 is a schematic perspective view of the luffing trolley of the present invention with the swing arm in an extended position;
FIG. 6 is a schematic perspective view of the luffing trolley at another view angle with the swing arm in an extended position;
FIG. 7 is a side view of the luffing trolley of the present invention employing a stationary swing arm.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
As shown in fig. 1-6, the amplitude-variable trolley provided by the embodiment comprises a trolley frame, the trolley frame comprises two parallel bearing beams 1, a cross beam 2 connected between the two bearing beams 1, and a pulley block supporting beam 3 fixedly connected to the middle of the cross beam 2, the cross beam 2 and the bearing beams 1 are both horizontally arranged, the horizontal height of the bearing beams 1 is greater than that of the cross beam 2, the length direction of the cross beam 2 is mutually perpendicular to the length direction of the pulley block supporting beam 3, pulleys 5 for lifting weights through slings 4 and lifting hooks 6 are respectively arranged at two ends of the pulley block supporting beam 3, slings 4 are wound on the pulleys 5, lifting hooks 6 are hung at the lowest ends of the slings 4, an anti-swing device is arranged at the bottom of the cross beam 2, the anti-swing device comprises a swing arm 7, a fixed tray 8 fixedly arranged at the bottom of the cross beam 2, a turntable 9 and a driving mechanism for driving the turntable 9 to rotate relative to the fixed tray 8, one end of the swing arm 7 is connected with the turntable 9, free ends are formed at the other ends of the swing arm 7, the free ends of the swing arm 7 are respectively, lifting hooks 10 are respectively arranged at the ends of the swing arm 7, and the lifting hooks 10 are connected with a wire crane 11 through the lifting rope or the lifting hooks 11. The inner sides of the two ends of the bearing beam 1 are respectively provided with a travelling wheel mechanism for travelling on a tower crane or a crane arm guide rail.
Specifically, as shown in fig. 3, the fixed tray 8 is annular, an outer circumferential surface at the bottom of the fixed tray 8 is provided with a flange 8a protruding outwards, so that the vertical cross section of the fixed tray 8 is in an inverted T shape with a hollow middle, a first annular groove 8b is formed in the upper surface of the flange 8a, the cross section of the first annular groove 8b is arc-shaped, the turntable 9 is annular, a second annular groove 9a is formed in the lower surface of the turntable 9, the sizes and shapes of the first annular groove 8b and the second annular groove 9a are substantially the same, the turntable 9 is sleeved on the fixed tray 8, the first annular groove 8b and the second annular groove 9a are arranged opposite to each other, and a plurality of balls 12 are arranged between the first annular groove 8b and the second annular groove 9 a; the upper surface of carousel 9 is provided with the conical tooth, actuating mechanism includes driving motor 13 and coaxial setting up the conical gear 14 on driving motor 13 power take off shaft, the fuselage fixed mounting of driving motor 13 is on fixed tray 8 or crossbeam 2, intermesh between conical gear 14 and the conical tooth of carousel 9 upper surface.
As shown in fig. 1-3, two swing arms 7 are provided, the two swing arms 7 are symmetrically arranged on a turntable 9, a protrusion 9b is arranged on the outer circumferential surface of the turntable 9, a through hole with a horizontally arranged axle center is arranged on the protrusion 9b, a hinge shaft is inserted in the through hole, and the end part of the swing arm 7 is hinged with the turntable 9 through the hinge shaft; the two swing arms 7 are respectively provided with a support column 15 at positions close to the lower parts of respective hinge points, the positions of the two support columns 15 are corresponding, a telescopic cylinder 16 is arranged between the two support columns 15, and two ends of the telescopic cylinder 16 are respectively hinged with the two support columns 15. The telescopic cylinder can adopt an electric control hydraulic driving device, and the hydraulic driving device can be arranged on the frame.
As a further improvement of the technical scheme, the wind speed and direction sensor, the inclination angle sensor, the controller and the power supply are further included, and the controller is respectively connected with the wind speed and direction sensor, the winch 10, the driving motor 13, the power supply and the hydraulic driving device through circuits. The inclination angle sensor is connected with the controller in a wireless signal manner. The inclination sensor is used for measuring the swinging direction and angle of the sling 4, and is arranged on the sling 4 or a lifting hook 6 connected with the sling 4. The tilt sensor is preferably a three-axis tilt sensor.
The control method of the luffing trolley in the embodiment comprises the following steps:
s1) before lifting, enabling the two swing arms to be in a downward falling state, simultaneously releasing a sling, a lifting hook and a steel wire rope on a winch downwards, connecting the lifting hook with a cargo to be lifted when the sling and the steel wire rope are arranged below the cargo, and simultaneously connecting the steel wire rope with the side surface of the cargo or the top edge of the cargo to be lifted;
s2) lifting the sling and the steel wire rope, detecting the swing direction and the swing angle of the sling through the tilt angle sensor when the goods are influenced by wind force or the swing amplitude angle of the goods is increased by inertia force in the air, and sending detection information to the controller;
s3) the controller controls the driving motor to work according to the received detection information of the inclination sensor, the angle of the turntable is adjusted, meanwhile, the controller controls the two swing arms to be unfolded outwards, so that the extending direction of the swing arms is consistent with the swinging direction of the sling, the controller controls the winch to rotate, the tightness of the steel wire rope is adjusted according to the swinging direction of the sling, the sling can always receive the traction resistance from the steel wire rope when swinging, and accordingly goods and the sling tend to be stable under the traction of the anti-swinging device. Of course, the two swing arms can be controlled to be outwards unfolded by the controller in advance through the wind speed and direction sensor before lifting the sling and the steel wire rope. The angle of outward expansion of the swing arm can be judged according to the swing amplitude of the sling or the magnitude of wind power, the larger the swing amplitude is, the larger the angle of outward expansion of the swing arm can be, at the moment, the larger the component force of the traction force of the steel wire rope on the horizontal direction is, and the stronger the traction resistance is provided. Specifically, when the controller is programmed, a control command of the hoist is set according to the requirement that the forward and reverse directions of the hoist always make the component force direction of the traction force of the steel wire rope in the horizontal direction opposite to the direction in which the cargo swings at the time.
S4) when the goods and the sling tend to be stable under the traction of the anti-swing device, the angle of the turntable can be further adjusted through the controller, so that the angle of the goods in the air can be adjusted, and the aim of throwing the goods at a precise angle is fulfilled. The purpose of this step is to achieve an accurate adjustment of the angle of the cargo after it has been transported to the specified location.
The control method can solve the problem that the lifted sling or goods shake under the influence of factors such as wind power, inertia and the like.
As an alternative to the above embodiment, as shown in fig. 7, the luffing trolley in the figure adopts fixed swing arms, two swing arms 7 are provided, the two swing arms 7 are horizontally and symmetrically fixed on the turntable 9, and one end of each swing arm 7 is fixedly connected with the outer circumferential surface of the turntable 9. The swing arm 7 can adopt a telescopic structure, the swing arm 7 comprises a cylinder 7a, a piston arranged in the cylinder 7a and a telescopic rod 7b, one end of the cylinder 7a is fixedly connected with the outer circumferential surface of the rotary table 9, one end of the telescopic rod is fixedly connected with the piston positioned in the cylinder 7a, and the other end of the telescopic rod is fixedly connected with the winch 10.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. The utility model provides a become width of cloth dolly, includes the frame, the frame includes two parallel arrangement's load-carrying beam, connects crossbeam, the pulley block supporting beam of fixed connection in the crossbeam middle part between two load-carrying beams, crossbeam and load-carrying beam all level setting, the level of load-carrying beam is greater than the level of crossbeam, the length direction of crossbeam and the length direction mutually perpendicular of pulley block supporting beam, pulley block supporting beam's both ends are provided with the pulley that is used for through hoist cable and lifting hook handling heavy object respectively, around there being the hoist cable on the pulley, the lifting hook has been hung to the extreme low end of hoist cable, its characterized in that: the bottom of the cross beam is provided with an anti-swing device which is used for preventing the swing of a sling or a lifting hook and adjusting the angle of a lifted weight.
2. The luffing trolley of claim 1, wherein: the swing preventing device comprises a swing arm, a fixed tray which can be fixedly arranged at the bottom of the cross beam, a turntable arranged on the fixed tray and a driving mechanism for driving the turntable to rotate relative to the fixed tray, one end of the swing arm is connected with the turntable, the other end of the swing arm forms a free end, a winch is arranged at the end part of the free end of the swing arm, and the winch is used for being connected with a lifting hook or a lifting weight through a steel wire rope.
3. The luffing trolley of claim 2, wherein: the fixed tray is annular, a flange protruding outwards is arranged on the outer circumferential surface of the bottom of the fixed tray, so that the vertical section of the fixed tray is in an inverted T shape with a hollow middle part, a first annular groove is formed in the upper surface of the flange, the section of the first annular groove is arc-shaped, the rotary table is annular, a second annular groove is formed in the lower surface of the rotary table, the first annular groove and the second annular groove are approximately the same in size and shape, the rotary table is sleeved on the fixed tray, the first annular groove and the second annular groove are arranged oppositely, and a plurality of balls are arranged between the first annular groove and the second annular groove; the upper surface of carousel is provided with the conical tooth, actuating mechanism includes driving motor and the coaxial conical gear who sets up on driving motor power take off shaft, driving motor's fuselage fixed mounting is on fixed tray or crossbeam, intermesh between conical gear and the conical tooth of carousel upper surface.
4. The luffing trolley of claim 3, wherein: the two swing arms are symmetrically arranged on the turntable, a bulge is arranged on the outer circumferential surface of the turntable, a through hole with a horizontally arranged axle center is arranged on the bulge, a hinge shaft is inserted in the through hole, and the end part of the swing arm is hinged with the turntable through the hinge shaft; the two swing arms are provided with a support column at positions close to the lower parts of the respective hinge points, the positions of the two support columns are corresponding, a telescopic cylinder is arranged between the two support columns, and two ends of the telescopic cylinder are hinged with the two support columns respectively.
5. The luffing trolley of claim 3, wherein: the swing arms are horizontally and symmetrically arranged on the turntable, and one end of each swing arm is fixedly connected with the outer circumferential surface of the turntable.
6. The luffing trolley of claim 5, wherein: the swing arm adopts the extending structure, the swing arm includes cylinder body and piston and telescopic link of setting in the cylinder body, the one end and the carousel outer circumference fixed connection of cylinder body, the one end and the piston fixed connection that is located the cylinder body inside of telescopic link, the other end and the hoist engine fixed connection of telescopic link.
7. The luffing trolley of claim 4 or 6, wherein: the wind speed and direction sensor is connected with the wind speed and direction sensor, the winch, the driving motor and the power supply circuit respectively.
8. The luffing trolley of claim 7, wherein: the intelligent sling is characterized by further comprising an inclination sensor connected with the controller through wireless signals, wherein the inclination sensor is used for measuring the swinging direction and angle of the sling, and the inclination sensor is arranged on the sling or a lifting hook connected with the sling.
9. A method of controlling a luffing trolley as claimed in claim 8, comprising the steps of:
s1) before lifting, downwards releasing a sling, a lifting hook and a steel wire rope on a winch, connecting the lifting hook with a cargo to be lifted, and connecting the steel wire rope with the cargo to be lifted;
s2) lifting the sling and the steel wire rope, detecting the swing direction and the swing angle of the sling through the tilt angle sensor when the goods are influenced by wind force or the swing amplitude angle of the goods is increased by inertia force in the air, and sending detection information to the controller;
s3) the controller controls the driving motor to work according to the received detection information of the inclination sensor, the angle of the turntable is adjusted, meanwhile, the controller controls the two swing arms to be unfolded outwards, so that the extending direction of the swing arms is consistent with the swinging direction of the sling, the controller controls the winch to rotate, the tightness of the steel wire rope is adjusted according to the swinging direction of the sling, the sling can always receive the traction resistance from the steel wire rope when swinging, and accordingly goods and the sling tend to be stable under the traction of the anti-swinging device.
10. The control method according to claim 9, characterized in that: in step S3, when goods and slings tend to be stable under the traction of the anti-swing device, the angle of the turntable can be further adjusted through the controller, so that the angle of the goods in the air is adjusted, and the aim of throwing the goods at a precise angle is fulfilled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311355502.1A CN117246905A (en) | 2023-10-18 | 2023-10-18 | Luffing trolley and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311355502.1A CN117246905A (en) | 2023-10-18 | 2023-10-18 | Luffing trolley and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117246905A true CN117246905A (en) | 2023-12-19 |
Family
ID=89129385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311355502.1A Withdrawn CN117246905A (en) | 2023-10-18 | 2023-10-18 | Luffing trolley and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117246905A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117550497A (en) * | 2023-12-27 | 2024-02-13 | 北京航力安太科技有限责任公司 | Multifunctional crane capable of automatically balancing in lifting process |
| CN118619076A (en) * | 2024-08-12 | 2024-09-10 | 青岛博捷环保工程有限公司 | Steel construction jack-up conveyer |
-
2023
- 2023-10-18 CN CN202311355502.1A patent/CN117246905A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117550497A (en) * | 2023-12-27 | 2024-02-13 | 北京航力安太科技有限责任公司 | Multifunctional crane capable of automatically balancing in lifting process |
| CN117550497B (en) * | 2023-12-27 | 2024-05-28 | 北京航力安太科技有限责任公司 | Multifunctional crane capable of automatically balancing in lifting process |
| CN118619076A (en) * | 2024-08-12 | 2024-09-10 | 青岛博捷环保工程有限公司 | Steel construction jack-up conveyer |
| CN118619076B (en) * | 2024-08-12 | 2024-10-15 | 青岛博捷环保工程有限公司 | Steel construction jack-up conveyer |
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Application publication date: 20231219 |
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| WW01 | Invention patent application withdrawn after publication |