CN115072586A - Flexible guide rail hoisting device and hoisting method thereof - Google Patents
Flexible guide rail hoisting device and hoisting method thereof Download PDFInfo
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- CN115072586A CN115072586A CN202210662503.XA CN202210662503A CN115072586A CN 115072586 A CN115072586 A CN 115072586A CN 202210662503 A CN202210662503 A CN 202210662503A CN 115072586 A CN115072586 A CN 115072586A
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- hoisting
- guide rail
- steel wire
- wire rope
- rocker arm
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
- B66C23/203—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided by posts, e.g. scaffolding, trees or masts
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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
- B66C13/18—Control systems or devices
- B66C13/48—Automatic control of crane drives for producing a single or repeated working cycle; Programme control
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the technical field of assembly of power transmission towers, and discloses a flexible guide rail hoisting device, which comprises: the supporting beam main body is arranged on a rocker arm of the power transmission iron tower and is connected with the rocker arm in a sliding manner along the length direction of the rocker arm, and a hoisting system pulley is arranged on the supporting beam main body; the two supporting beam cantilevers are respectively and horizontally fixedly connected to two sides of the supporting beam main body, and flexible guide rail pulleys are respectively arranged on the two supporting beam cantilevers; one end of the hoisting steel wire rope is fixed at the top end of the hoisting piece; and two guide rail steel wire ropes are arranged, the two guide rail steel wire ropes are respectively and fixedly connected with two sides of the hanging piece, and two ends of each guide rail steel wire rope are respectively connected with the two second winches through the flexible guide rail pulleys. The invention solves the problem that when the hanging piece rises along the guide rail, the ring buckle can generate larger friction force with the steel wire rope of the guide rail, and the risk of abrasion of the steel wire rope of the guide rail is accelerated.
Description
Technical Field
The invention relates to the technical field of assembly of power transmission towers, in particular to a flexible guide rail hoisting device and a hoisting method thereof.
Background
With the increasing demand of China for electric power energy, the assembly of a power transmission iron tower becomes an important project, and the process of hoisting tower pieces in the process of assembling the iron tower is a very critical link.
The traditional transmission tower hoisting generally adopts a hoisting system arranged at the top of the holding pole to hoist a hoisting piece, and the posture of the hoisting piece is manually adjusted through a wind rope (control rope) bound at the lower part of the hoisting piece, so that the hoisting piece is prevented from being scratched to assemble a tower body. The hoisting mode is time-consuming and labor-consuming, and the erection of the rope winding and unwinding system is controlled to be installed in a field-free manner under extreme terrain conditions.
The flexible guide rail can be erected to solve the problems, however, the traditional guide rail steel wire rope is erected by applying a certain pretightening force to the guide rail steel wire rope and then fixing two ends of the guide rail. However, when the guide rail steel wire rope is fixedly erected, when the hanging piece rises along the guide rail, the ring buckle and the guide rail steel wire rope generate large friction force, and abrasion of the guide rail steel wire rope is accelerated.
Disclosure of Invention
The invention provides a flexible guide rail hoisting device and a hoisting method thereof, which can reduce the abrasion to a guide rail steel wire rope in the hoisting process of a hoisting piece.
The invention is realized by the following technical scheme:
a flexible guide rail hoist device, comprising:
the supporting beam main body is arranged on a rocker arm of the power transmission iron tower and is connected with the rocker arm in a sliding manner along the length direction of the rocker arm, and a hoisting system pulley is arranged on the supporting beam main body;
the two cantilever beams are respectively and horizontally fixedly connected to two sides of the cantilever beam main body, the length direction of the cantilever beam is perpendicular to that of the rocker arm, and the two cantilever beams are respectively provided with a flexible guide rail pulley;
one end of the hoisting steel wire rope is fixed at the top end of the hoisting piece, and the other end of the hoisting steel wire rope is connected with the first hoisting machine sequentially through a hoisting system pulley arranged on the main body of the supporting beam and a hoisting system pulley arranged at the top of the holding pole of the power transmission iron tower;
two guide rail steel wire ropes are arranged, the two guide rail steel wire ropes are respectively and fixedly connected with two sides of the hanging piece, and two ends of each guide rail steel wire rope are respectively connected with two second winches through the flexible guide rail pulleys;
and the driving mechanism is arranged on the supporting beam main body and used for driving the supporting beam main body to slide on the rocker arm.
As an optimization, drive arrangement is servo motor, runs through the strutbeam main part is equipped with two openings, the rocking arm passes two the opening sets up, just the both sides wall of strutbeam main part symmetry rotates jointly and is connected with the first pivot that the level set up, the length direction of first pivot with the length direction of rocking arm is perpendicular, fixedly connected with gyro wheel in the first pivot, the gyro wheel with the rocking arm contact, servo motor's output shaft with run through the strutbeam main part the lateral wall with first pivot fixed connection.
Preferably, the first rotating shafts are provided with two groups, the two groups of first rotating shafts are respectively positioned above and below the rocker arm, and the servo motor is fixedly connected with one of the two groups of first rotating shafts.
And as optimization, the device further comprises an amplitude-modulated steel wire rope, one end of the amplitude-modulated steel wire rope is fixedly connected to one side, away from the holding pole, of the supporting beam main body, and the other end of the banner steel wire rope is connected with a third winch through an amplitude-modulated pulley fixed to the end part of the rocker arm on one side with the hanging piece.
As optimization, the steel wire rope hanger further comprises a hanger fixing plate and a ring buckle fixed on the hanger fixing plate, the two guide rail steel wire ropes are respectively and fixedly connected with a lock catch matched with the ring buckle, and the hanger fixing plate is detachably connected with the hanger.
Preferably, the hanger fixing plate and the hanger can be bound together by a rope.
As optimization, the angle between the straight line between the second winch fixedly connected with one side of the hanging piece and the corresponding flexible guide rail pulley and the central line of the power transmission iron tower is 18-22 degrees.
Preferably, the hoisting steel wire rope is provided with a tension sensor, and the hoisting piece is provided with an inclination angle sensor.
The invention also discloses a hoisting method based on the flexible guide rail hoisting device, which comprises the following steps:
s1, before hoisting, fixing the hoisting piece on the two guide rail steel wire ropes, fixing the top end of the hoisting piece on the hoisting steel wire rope, and straightening the two guide rail steel wire ropes through the two second winches respectively;
s2, starting the first winch to drive the hoisting steel wire rope to wind during hoisting, so as to drive the hoisting part to move upwards, simultaneously starting the two second winches to enable the two guide rail steel wire ropes to move, and controlling the movement speed of the guide rail steel wire ropes in the hoisting process to enable the speed of the guide rail steel wire ropes to be adaptive to the speed of the hoisting steel wire ropes;
and S3, when the hanging piece reaches the specified height, loosening the two guide rail steel wire ropes, and then starting the driving mechanism to enable the corbel body to move towards the direction close to the holding pole.
As optimization, in the hoisting process, the motion speed of the guide rail steel wire rope is controlled, so that the specific way that the speed of the guide rail steel wire rope is adaptive to the speed of the hoisting steel wire rope is as follows:
s2.1, collecting tension data of a hoisting steel wire rope in real time by adopting a tension sensor, and collecting dip angle data of a hoisting piece in real time by adopting a dip angle sensor;
s2.2, comparing the collected tension data and the collected inclination angle data with a safe limit value of the axial tension of the lifting rope and a safe limit value of the inclination angle of the lifting piece respectively;
s2.3, when the tension data of the hoisting steel wire rope is larger than the safe limit value of the axial tension of the hoisting rope, controlling a second winch to accelerate the steel wire rope of the guide rail; and when the inclination angle data of the hanging piece is greater than the safe limit value of the inclination angle of the hanging piece, controlling the second winch to decelerate the steel wire rope of the guide rail.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the movable guide rail steel wire rope is used as the flexible guide rail, so that the problem that when the hanging piece rises along the guide rail, the ring buckle can generate large friction force with the guide rail steel wire rope is solved, and the risk of abrasion of the guide rail steel wire rope is accelerated.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort. In the drawings:
fig. 1 is a schematic structural diagram of a flexible guide rail hoisting device according to the present invention;
fig. 2 is a structural schematic diagram of the other direction of the flexible guide rail hoisting device provided by the invention;
FIG. 3 is an enlarged view of A in FIG. 2;
fig. 4 is a schematic structural view of the other direction of the flexible guide rail hoisting device provided by the invention;
FIG. 5 is an enlarged view of B in FIG. 4;
FIG. 6 is an enlarged schematic view of D in FIG. 5;
fig. 7 is a schematic structural view of the other direction of the flexible guide rail hoisting device provided by the invention;
FIG. 8 is an enlarged schematic view of C of FIG. 7;
fig. 9 is a comparison diagram of the air postures of the hanging pieces, wherein the left side is the posture in normal operation, and the right side is the posture of the hanging pieces when the speed of the guide rail steel wire rope is too high.
Reference numbers and corresponding part names in the drawings:
the method comprises the following steps of 1-holding rod, 2-rocker arm, 3-corbel body, 3 a-first rotating shaft, 3 b-roller, 4-corbel cantilever, 5-hoisting steel wire rope, 6-guide steel wire rope, 7-flexible guide pulley, 8-hoisting system pulley, 9-amplitude-modulated steel wire rope, 10-amplitude-modulated pulley, 11-hoisting piece fixing plate, 12-buckle, 13-buckle and 14-hoisting piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 to 9, a flexible guide rail hoisting device includes:
the supporting beam main body 3 is arranged on a rocker arm 2 of the power transmission iron tower and is connected with the rocker arm 2 in a sliding manner along the length direction of the rocker arm 2, and a hoisting system pulley 8 is arranged on the supporting beam main body 3; and the driving mechanism is arranged on the supporting beam main body 3 and used for driving the supporting beam main body 3 to slide on the rocker arm 2.
In this embodiment, the driving device is a servo motor (not shown), two openings are formed through the support beam main body 3, the rocker arm 2 penetrates through the two openings, two symmetrical side walls of the support beam main body 3 are connected with a first rotating shaft 3a in a rotating mode, the first rotating shaft 3a is horizontally arranged, the length direction of the first rotating shaft 3a is perpendicular to the length direction of the rocker arm 2, a roller 3b is fixedly connected to the first rotating shaft 3a, the roller 3b is in contact with the rocker arm 2, and an output shaft of the servo motor is fixedly connected with the side wall, which penetrates through the support beam main body 3, of the first rotating shaft 3 a.
In this embodiment, two sets of the first rotating shafts 3a are provided, the two sets of the first rotating shafts 3a are respectively located above and below the rocker arm 2, and the servo motor is fixedly connected with one of the first rotating shafts 3a in the two sets of the first rotating shafts 3 a. One set of the first rotating shafts 3a may be provided, or a plurality of the first rotating shafts may be provided in parallel, each first rotating shaft 3a is provided with a plurality of rollers 3b, and each roller 3b is in contact with a key. The corbel body 3 slides in the longitudinal direction of the rocker arm 2 under the driving of the servo motor.
In order to prevent the supporting beam main body 3 from sliding on the rocker arm 2 caused by the fact that the hanging piece 14 exerts a force on the supporting beam main body 3 during hoisting, the invention is provided with an amplitude-modulation steel wire rope 9, one end of the amplitude-modulation steel wire rope 9 is fixedly connected to one side, away from the holding rod 1, of the supporting beam main body 3, and the other end of the amplitude-modulation steel wire rope is connected with a third winch (not shown in the figure) through an amplitude-modulation pulley 10 fixed to the end part, away from the rocker arm 2, of one side, provided with the hanging piece 14. Specifically, a fixed shaft is fixedly connected to the end portion of the rocker arm 2 and is rotatably connected with an amplitude modulation pulley 10, an amplitude modulation steel wire rope 9 is arranged in a wheel groove of the amplitude modulation pulley 10, when a hoisting system drives a hoisting piece 14 to move, the hoisting steel wire rope 5 can provide a force to the corbel body 3 in a direction close to the holding rod 1, and the force to the corbel body 3 in a direction far away from the holding rod 1 can be provided through the amplitude modulation steel wire rope 9 so as to balance the force provided to the corbel body 3 by the hoisting steel wire rope 5.
And one end of the hoisting steel wire rope 5 is fixed at the top end of the hoisting piece 14, and the other end of the hoisting steel wire rope 5 is connected with a first winch (not shown in the figure) sequentially through a hoisting system pulley 8 arranged on the main body 3 of the supporting beam and a hoisting system pulley 8 arranged at the top of the derrick 1 of the power transmission iron tower.
Specifically, the hoisting system pulley 8 is respectively arranged on the top of the holding pole 1 and the supporting beam main body 3, the top of the holding pole 1 and the supporting beam main body 3 are both fixedly connected with a fixed shaft, the hoisting system pulley 8 is rotatably connected with the fixed shaft, and the hoisting steel wire rope 5 is arranged in a circumferential wheel groove of the hoisting system pulley 8.
The two cantilever beams 4 are respectively and fixedly connected to two sides of the cantilever beam main body 3, the length direction of the cantilever beams 4 is perpendicular to that of the rocker arm 2, and the two cantilever beams 4 are respectively and fixedly connected with flexible guide rail pulleys 7. Specifically, two supporting blocks which are vertically arranged relatively can be fixedly connected to the supporting beam cantilever 4, a fixed shaft is fixedly connected between the two supporting blocks, and the flexible guide rail pulley 7 is rotatably connected to the fixed shaft, so that the position of the flexible guide rail pulley 7 relative to the supporting beam cantilever 4 can be fixed and unchanged.
Two guide rail steel wire ropes 6 are arranged, the two guide rail steel wire ropes 6 are respectively and fixedly connected with two sides of the hanging piece 14, and two ends of each guide rail steel wire rope 6 are respectively connected with two second winches (not marked in the figure) through the flexible guide rail pulleys 7; the guide rail steel wire rope 6 is installed in a circumferential wheel groove of the flexible guide rail pulley 7. Here, the number of the second hoisting machines is two, one of the second hoisting machines is connected to one of the ends of the two guide rail wire ropes 6, and the other second hoisting machine is connected to the other end of the two guide rail wire ropes 6.
In this embodiment, the device further includes a hanging piece 14 fixing plate 11 and a ring buckle 12 fixed on the hanging piece 14 fixing plate 11, two guide rail steel wire ropes 6 are respectively and fixedly connected with a lock catch 13 matched with the ring buckle 12, and the hanging piece 14 fixing plate 11 is detachably connected with the hanging piece 14. The latch 13 is a latch 13 that can be opened/closed, and is a commercially conventional latch 13. Before the lifting piece 14 is lifted, the lifting piece 14 fixing plate 11 and the lifting piece 14 can be bound together through a rope.
In this embodiment, an angle between a straight line between the second winch fixedly connected to the hanger 14 and the corresponding flexible guide pulley 7 and a center line of the power transmission tower is 18 ° to 22 °. Because the place where the guide rail steel wire rope 6 is connected with the hanging piece 14 is equivalent to dividing the guide rail steel wire rope 6 into an upper section and a lower section, the angle between the straight line between the second winch and the corresponding flexible guide rail pulley 7 and the central line of the power transmission iron tower is 18-22 degrees, the difference between the tensile force of the upper section and the tensile force of the lower section of the guide rail steel wire rope 6 can be reduced, and the guide rail steel wire rope 6 at the lock catch 13 is prevented from being broken due to the large tensile force difference between the upper section and the lower section of the guide rail steel wire rope 6.
In this embodiment, the hoisting steel wire rope 5 is provided with a tension sensor in series, and the hoisting member 14 is provided with an inclination sensor.
In order to facilitate the hoisting of the hoisting pieces 14 on both sides of the rocker arm 2, the two rocker arms 2 on the power transmission iron tower are provided with the support beam main body 3 and the components.
The invention also discloses a hoisting method based on the flexible guide rail hoisting device, which comprises the following steps:
s1, before hoisting, fixing the hoisting piece 14 on the two guide rail steel wire ropes 6, fixing the top end of the hoisting piece 14 on the hoisting steel wire rope 5, and straightening the two guide rail steel wire ropes 6 through two second winches respectively;
s2, starting the first winch to drive the hoisting steel wire rope 5 to wind during hoisting, so as to drive the hoisting piece 14 to move upwards, simultaneously starting the two second winches to enable the two guide rail steel wire ropes 6 to move, and controlling the movement speed of the guide rail steel wire ropes 6 during hoisting so as to enable the speed of the guide rail steel wire ropes 6 to be adaptive to the speed of the hoisting steel wire ropes 5;
and S3, when the hanging piece 14 reaches the specified height, loosening the two guide rail steel wire ropes 6, and then starting the driving mechanism to enable the corbel body 3 to move towards the holding pole 1.
When the flexible guide rail system is adopted for hoisting the hoisting piece 14: when the hoisting speed of the hoisting piece 14 is too high and exceeds the running speed of the follow-up steel wire rope, the hoisting piece 14 is dragged, so that the axial traction force of the hoisting steel wire rope 5 is too large; when the speed of the follow-up steel wire rope is too high and exceeds the lifting speed of the lifting piece 14, the lifting piece 14 can overturn in the air. Fig. 9 is a comparison between the attitude of the hanger 14 during normal operation and the attitude of the hanger 14 during an excessively fast operation of the guide wire rope 6.
In this embodiment, in the hoisting process, the movement speed of the guide rail steel wire rope is controlled, so that the specific manner that the speed of the guide rail steel wire rope is adaptive to the speed of the hoisting steel wire rope is as follows:
s2.1, collecting tension data of a hoisting steel wire rope in real time by adopting a tension sensor, and collecting dip angle data of a hoisting piece in real time by adopting a dip angle sensor;
s2.2, comparing the collected tension data and the collected inclination angle data with a safe limit value of the axial tension of the lifting rope and a safe limit value of the inclination angle of the lifting piece respectively;
s2.3, when the tension data of the hoisting steel wire rope is larger than the safe limit value of the axial tension of the hoisting rope, controlling a second winch to accelerate the steel wire rope of the guide rail; and when the inclination angle data of the hanging piece is greater than the safe limit value of the inclination angle of the hanging piece, controlling the second winch to decelerate the steel wire rope of the guide rail.
The implementation scheme of the invention is as follows:
during hoisting, the hoisting piece is connected with the movable guide rail steel wire rope, the initial running speeds of the hoisting steel wire rope and the guide rail steel wire rope are set to be consistent, and the speed matching relationship between the hoisting steel wire rope and the guide rail steel wire rope is adjusted in a self-adaptive mode through the control system in the later period, so that the hoisting piece is hoisted along with the guide rail steel wire rope and the hoisting steel wire rope; when hanging a arrival designated height, move toward tower body department through electric drive corbel cantilever to this drives and hangs a removal to tower body mounted position, has avoided hanging a scratch to have set up the tower body and has taken place the problem of rotatory toppling through this scheme.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a flexible guide rail hoist device which characterized in that includes:
the supporting beam main body is arranged on a rocker arm of the power transmission iron tower and is connected with the rocker arm in a sliding manner along the length direction of the rocker arm, and a hoisting system pulley is arranged on the supporting beam main body;
the two cantilever beams are respectively and horizontally fixedly connected to two sides of the cantilever beam main body, the length direction of the cantilever beam is perpendicular to that of the rocker arm, and the two cantilever beams are respectively provided with a flexible guide rail pulley;
one end of the hoisting steel wire rope is fixed at the top end of the hoisting piece, and the other end of the hoisting steel wire rope is connected with the first hoisting machine sequentially through a hoisting system pulley arranged on the main body of the supporting beam and a hoisting system pulley arranged at the top of the holding pole of the power transmission iron tower;
two guide rail steel wire ropes are arranged, the two guide rail steel wire ropes are respectively and fixedly connected with two sides of the hanging piece, and two ends of each guide rail steel wire rope are respectively connected with two second winches through the flexible guide rail pulleys;
and the driving mechanism is arranged on the supporting beam main body and used for driving the supporting beam main body to slide on the rocker arm.
2. The flexible guide rail hoisting device according to claim 1, wherein the driving device is a servo motor, two openings are formed through the main body of the support beam, the rocker arm passes through the two openings, and two symmetrical side walls of the main body of the support beam are connected with a first rotating shaft which is horizontally arranged in a rotating manner, the length direction of the first rotating shaft is perpendicular to that of the rocker arm, a roller is fixedly connected to the first rotating shaft, the roller is in contact with the rocker arm, and an output shaft of the servo motor is fixedly connected with the side wall of the main body of the support beam and the first rotating shaft.
3. The flexible guide rail hoisting device according to claim 2, wherein there are two sets of the first rotating shafts, the two sets of the first rotating shafts are respectively located above and below the rocker arm, and the servo motor is fixedly connected with one of the two sets of the first rotating shafts.
4. The flexible guide rail hoisting device according to any one of claims 1 to 3, further comprising an amplitude-modulated wire rope, wherein one end of the amplitude-modulated wire rope is fixedly connected to the side of the corbel body away from the holding pole, and the other end of the banner wire rope is connected with a third winch through an amplitude-modulated pulley fixed to the end of the rocker arm on the side where the hanging piece is located.
5. The flexible guide rail hoisting device according to claim 1, further comprising a hanging piece fixing plate and a ring buckle fixed on the hanging piece fixing plate, wherein the two guide rail steel wire ropes are respectively and fixedly connected with a lock catch matched with the ring buckle, and the hanging piece fixing plate is detachably connected with the hanging piece.
6. The flexible guide rail hoisting device of claim 5 wherein the hanger fixing plate and the hanger are bound together by a rope.
7. The flexible guide rail hoisting device according to claim 1, wherein an angle between a straight line between the second winch on the side fixedly connected with the hoisting member and the corresponding flexible guide rail pulley and a center line of the power transmission tower is 18 ° to 22 °.
8. The flexible guide rail hoisting device according to claim 1, wherein a tension sensor is arranged on the hoisting steel wire rope, and an inclination sensor is arranged on the hoisting member.
9. A hoisting method of a flexible guide rail hoisting device based on any one of claims 1 to 8 is characterized by comprising the following steps:
s1, before hoisting, fixing the hoisting piece on the two guide rail steel wire ropes, fixing the top end of the hoisting piece on the hoisting steel wire rope, and straightening the two guide rail steel wire ropes through the two second winches respectively;
s2, starting the first winch to drive the hoisting steel wire rope to wind during hoisting, so as to drive the hoisting part to move upwards, simultaneously starting the two second winches to enable the two guide rail steel wire ropes to move, and controlling the movement speed of the guide rail steel wire ropes in the hoisting process to enable the speed of the guide rail steel wire ropes to be adaptive to the speed of the hoisting steel wire ropes;
and S3, when the hanging piece reaches the specified height, loosening the two guide rail steel wire ropes, and then starting the driving mechanism to enable the corbel body to move towards the direction close to the holding pole.
10. The hoisting method of the flexible guide rail hoisting device according to claim 9, wherein in the hoisting process, the movement speed of the guide rail steel wire rope is controlled in the hoisting process, so that the speed of the guide rail steel wire rope is adaptive to the speed of the hoisting steel wire rope in a specific manner that:
s2.1, collecting tension data of a hoisting steel wire rope in real time by adopting a tension sensor, and collecting dip angle data of a hoisting piece in real time by adopting a dip angle sensor;
s2.2, comparing the collected tension data and the collected inclination angle data with a safe limit value of the axial tension of the lifting rope and a safe limit value of the inclination angle of the lifting piece respectively;
s2.3, when the tension data of the hoisting steel wire rope is larger than the safe limit value of the axial tension of the hoisting rope, controlling a second winch to accelerate the steel wire rope of the guide rail; and when the inclination angle data of the hanging piece is greater than the safe limit value of the inclination angle of the hanging piece, controlling the second winch to decelerate the steel wire rope of the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210662503.XA CN115072586A (en) | 2022-06-13 | 2022-06-13 | Flexible guide rail hoisting device and hoisting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210662503.XA CN115072586A (en) | 2022-06-13 | 2022-06-13 | Flexible guide rail hoisting device and hoisting method thereof |
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| CN115072586A true CN115072586A (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210662503.XA Pending CN115072586A (en) | 2022-06-13 | 2022-06-13 | Flexible guide rail hoisting device and hoisting method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116081514A (en) * | 2022-12-29 | 2023-05-09 | 江苏弘扬石英制品有限公司 | Special quartz glass substrate transfer device and method with corner protection |
-
2022
- 2022-06-13 CN CN202210662503.XA patent/CN115072586A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116081514A (en) * | 2022-12-29 | 2023-05-09 | 江苏弘扬石英制品有限公司 | Special quartz glass substrate transfer device and method with corner protection |
| CN116081514B (en) * | 2022-12-29 | 2023-08-04 | 江苏弘扬石英制品有限公司 | Special quartz glass substrate transfer device and method with corner protection |
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