CN216105736U - Amplitude stabilizing device of tower crane - Google Patents
Amplitude stabilizing device of tower crane Download PDFInfo
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- CN216105736U CN216105736U CN202122820153.9U CN202122820153U CN216105736U CN 216105736 U CN216105736 U CN 216105736U CN 202122820153 U CN202122820153 U CN 202122820153U CN 216105736 U CN216105736 U CN 216105736U
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- tower crane
- shaped frame
- roller set
- displacement
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Abstract
The utility model discloses an amplitude stabilizing device of a tower crane, which comprises a base, a rear roller set, a front roller set, a motor and a traction rope, wherein a fixing pile is arranged on the base, the rear roller set is arranged in front of the fixing pile, the front roller set is arranged in front of the rear roller set, the motor is arranged on one side of the front roller set, a pull wire assembly is arranged behind the rear roller set, and the pull wire assembly consists of a displacement part, a first U-shaped frame and a spring; the left end of the base is hinged with a second U-shaped frame, and the left end of the second U-shaped frame is provided with a stable guide wheel and a weight block. According to the utility model, a certain acting force is applied to the steel wire rope, so that the steel wire rope is always in a tensioning state, the friction force of the steel wire rope on the rope coiling device is increased, the phenomenon of slipping of the steel wire rope is avoided, the use is convenient, and the operation is simple.
Description
The technical field is as follows:
the utility model relates to a crane steel wire rope anti-slip device, in particular to a tower crane amplitude stabilizing device.
Background art:
during the hoisting process of the tower crane, an object is placed at a designated position through the amplitude of the trolley, the amplitude of the trolley is changed by using a traction steel wire rope on a trolley rope winder to pull the trolley to move back and forth, after the trolley traction steel wire rope winds a plurality of circles on the rope winder, one rope head discharged from the upper part of the rope winder is led to an arm rod through a guide pulley to be connected with the front end of the trolley, the other rope head discharged from the lower part of the rope winder is led to the arm rod through the guide pulley to be connected with the rear end of the trolley, one end of the steel wire rope is discharged when the rope winder rotates, the other end of the steel wire rope is withdrawn, and the trolley is pulled to move back and forth. Several circles of steel wire ropes wound on the rope coiling device can increase the friction force between the steel wire ropes and the rope coiling device, and prevent the steel wire ropes from slipping on the rope coiling device in the rotating process.
However, in the actual operation process, the slipping phenomenon still exists, particularly, under the condition that a heavy object is lifted, the trolley moves towards the front of the arm rod and is in an uphill stage, the resistance is large, the slipping of the steel wire rope is serious, the phenomenon can cause the display error of the amplitude detection device to be gradually increased, and the phenomenon can also cause the steel wire rope and the pulley of the rope winder to be quickly worn and prematurely scrapped.
The utility model has the following contents:
the technical problem to be solved by the utility model is as follows: the defects of the prior art are overcome, and the amplitude stabilizing device of the tower crane is provided, so that the steel wire rope can be always in a tensioning state, the friction force of the steel wire rope on the rope coiling device is increased, and the slipping condition of the steel wire rope is avoided.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
a tower crane amplitude stabilizing device comprises a base, a rear roller set, a front roller set, a motor and a traction rope, wherein a fixing pile is arranged on the base, the rear roller set is arranged in front of the fixing pile and is connected with the base in a sliding mode, a pull wire assembly is arranged behind the rear roller set and consists of a displacement member, a first U-shaped frame and a spring; a front roller group is arranged in front of the rear roller group, a motor is arranged on one side of the front roller group, and the roller group and the rear roller group are connected together through a traction rope; the left end of base articulates there is second U type frame, and is provided with at the left end of second U type frame and stabilizes leading wheel and ballast piece.
The front of the stable guide wheel is provided with two groups of trolley traction rope guide wheels, each group of trolley traction rope guide wheels is fixed on the arm rod through a support, one end of each traction rope is connected with the front part of the trolley through one trolley traction rope guide wheel, and the other end of each traction rope is connected with the rear part of the trolley through the stable guide wheel.
The stabilizing guide wheel is fixed at the left end of the second U-shaped frame through the second support, a first vertical plate and a second enclosing plate are arranged on the right side of the stabilizing guide wheel, the weight is placed in a space formed by the first vertical plate and the second enclosing plate, and the first vertical plate and the second enclosing plate are fixedly connected with the second U-shaped frame respectively.
The middle part of the left end of the base is provided with a connecting block, and the right end of the second U-shaped frame is hinged with the connecting block.
The front roller set is composed of rollers and a first support, the rollers are at least two, a first connecting shaft is fixedly connected to the middle of each roller, the two ends of the first connecting shaft are respectively connected with the first support in a rotating mode through shaft sleeves, the motor rotates and is fixedly connected with the first connecting shaft, and the first support is fixedly connected with the base.
The rear roller group consists of at least two rollers and a first enclosing plate, a second connecting shaft is fixedly connected to the middle of each roller, two ends of each second connecting shaft are rotatably connected with the first enclosing plate through shaft sleeves, the first enclosing plate is positioned on the base, and the bottom of the first enclosing plate is slidably connected with the second displacement groove through a sliding block; the rear end of first bounding wall is provided with the displacement pole, and the displacement pole runs through the spud pile to be in the same place with spud pile sliding connection, the rear end of displacement pole is provided with the end plate, the bottom and the first displacement recess sliding connection of end plate are in the same place, and run through on the end plate and have first U type frame, the both ends of first U type frame are in the same place with the right side fixed connection of spud pile respectively, and are provided with the spring on the left first U type frame of end plate to there is the assorted nut through threaded connection on the first U type frame on end plate right side.
A second displacement groove is formed in the base on the left side of the fixed pile, and a first displacement groove is formed in the base on the right side of the fixed pile; and the first U-shaped frame (the screw rods at two ends are respectively positioned above and below the displacement rod).
The front roller group and the rear roller group are consistent in height and correspond to each other left and right.
The utility model has the following positive beneficial effects:
the stay wire assembly is arranged on the rear roller group, so that the distance between the two groups of pulleys is increased, the steel wire rope is stressed, and the rear end of the steel wire rope is in a tensioned state; during the use, when the hoist hangs the heavy object and moves forward, dolly front end wire rope atress pulling dolly moves forward, front end wire rope atress is great, when pulling force has not been transmitted to dolly rear end wire rope yet, the hand power effect, two sets of pulley distances dwindle gradually, can lead to the rear end wire rope to relax, at this moment, to pushing down dolly rear end wire rope under the effect of ballast piece, make this wire rope be in the tensioning state all the time, increase the frictional force of rope winder, avoid the production of the phenomenon of skidding, guarantee that the dolly range changes and the data that detection device shows are unanimous, high durability and convenient use, and easy operation, and easy popularization.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the joint of the second U-shaped right end of the present invention.
The specific implementation mode is as follows:
the utility model will be further explained and explained with reference to the drawings, in which:
example (c); referring to fig. 1-2, an amplitude stabilizing device of a tower crane comprises a base 1, a rear roller set 5, a front roller set 7, a motor 8 and a traction rope 21, wherein a fixing pile 2 is arranged on the base 1, the rear roller set 5 is arranged in front of the fixing pile 2, the rear roller set 5 is connected with the base 1 in a sliding manner, a pull wire assembly is arranged behind the rear roller set 5, and the pull wire assembly consists of a displacement member 3, a first U-shaped frame 10 and a spring 11; a front roller group 7 is arranged in front of the rear roller group 5, a motor 8 is arranged on one side of the front roller group 7, and the roller group 7 and the rear roller group 5 are connected together through a traction rope 21; the left end of the base 1 is hinged with a second U-shaped frame 15, and a stable guide wheel 17 and a weight block are arranged at the left end of the second U-shaped frame 15.
Two groups of trolley traction rope guide wheels 20 are arranged in front of the stabilizing guide wheel 17, each group of trolley traction rope guide wheels 20 is fixed on the arm rod through a support respectively, one end of a traction rope 21 is connected with the front part of the trolley through one trolley traction rope guide wheel 20, and the other end of the traction rope 21 is connected with the rear part of the trolley through the stabilizing guide wheel 17.
The stabilizing guide wheel 17 is fixed at the left end of the second U-shaped frame 15 through the second support 16, a first vertical plate 19 and a second enclosing plate 18 are arranged on the right side of the stabilizing guide wheel 17, the weight is placed in a space formed by the first vertical plate 19 and the second enclosing plate 18, and the first vertical plate 19 and the second enclosing plate 18 are fixedly connected with the second U-shaped frame 15 respectively.
The middle part of the left end of the base 1 is provided with a connecting block 22, and the right end of the second U-shaped frame 15 is hinged with the connecting block 22.
Preceding gyro wheel group 7 comprises gyro wheel and first support 6, and the gyro wheel is two at least to at the first connecting axle of the middle part fixedly connected with of gyro wheel, the both ends of first connecting axle are rotated with first support 6 through the axle sleeve respectively and are linked together, and the rotation of motor 8 is in the same place with first connecting axle fixed connection, and first support 6 is in the same place with base 1 fixed connection.
The rear roller group 5 consists of at least two rollers and a first enclosing plate 4, a second connecting shaft is fixedly connected to the middle of each roller, two ends of each second connecting shaft are rotatably connected with the first enclosing plate 4 through shaft sleeves, the first enclosing plate 4 is positioned on the base 1, and the bottom of the first enclosing plate 4 is slidably connected with the second displacement groove 14 through a sliding block; the rear end of first bounding wall 4 is provided with displacement pole 3, and displacement pole 3 runs through spud pile 2, and be in the same place with spud pile 2 sliding connection, the rear end of displacement pole 3 is provided with end plate 9, the bottom and the first displacement recess 13 sliding connection of end plate 9 are in the same place, and it has first U type frame 10 to run through on end plate 9, the both ends of first U type frame 10 respectively with spud pile 2's right flank fixed connection together, and be provided with spring 11 on the left first U type frame 10 of end plate 9, and have assorted nut 12 through threaded connection on the first U type frame 10 on end plate 9 right side.
A second displacement groove 14 is formed in the base 1 on the left side of the fixed pile 2, and a first displacement groove 13 is formed in the base 1 on the right side of the fixed pile 2; the screws at the two ends of the first U-shaped frame 10 are respectively located above and below the displacement rod 3.
The front roller group 7 and the rear roller group 5 have the same height and are corresponding to each other left and right.
In the above description, the rear end of the hauling cable is in a tensioned state by adjusting the nut on the first U-shaped frame when in use.
In the above description, the rear traction rope and the front traction rope refer to both ends of the traction rope, respectively.
In the above description, the weight elements provide downward pressure by increasing or decreasing the number of weight elements
Through repeated tests, when the pull line assembly is arranged behind the rear roller group, only the rear end of the traction rope can be tensioned, and when the steel wire rope tensioning device is used, the distance between the two groups of pulleys is increased through the pull line assembly, so that the steel wire rope is stressed; however, when a heavier object to be hoisted moves forward and uphill, the steel wire rope at one end of the trolley is stressed greatly, the distance of the pulley block is reduced under the action of tensile force, so that the steel wire rope at the other end of the trolley is stressed slightly, the steel wire rope is loosened, the steel wire rope slides towards one end of the steel wire rope stressed greatly, and therefore the stable guide wheel and the weight block are arranged at the left end of the base.
Through adopting above-mentioned scheme, when the hoist hangs the heavy object and moves forward, dolly front end wire rope atress pulling dolly moves forward, front end wire rope atress is great, when pulling force has not been transmitted to dolly rear end wire rope yet, the hand power effect, two sets of pulley distances dwindle gradually, lead to rear end wire rope to relax, at this moment, under the effect of ballast piece, make the wire rope of dolly rear end, that is to say, the wire rope of roller train front end is in the tensioning state all the time, increase the frictional force of rope winder, avoid the production of phenomenon of skidding, guarantee that the dolly amplitude changes and the data that detection device shows are unanimous.
According to the utility model, a certain acting force is applied to the steel wire rope, so that the steel wire rope is always in a tensioning state, the friction force of the steel wire rope on the rope coiling device is increased, the phenomenon of slipping of the steel wire rope is avoided, the use is convenient, and the operation is simple.
Claims (8)
1. The utility model provides a tower crane amplitude stabilising arrangement, includes base (1), back roller train (5), preceding roller train (7), motor (8) and haulage rope (21), its characterized in that: the base (1) is provided with a fixed pile (2), a rear roller set (5) is arranged in front of the fixed pile (2), the rear roller set (5) is connected with the base (1) in a sliding mode, a stay wire assembly is arranged behind the rear roller set (5), and the stay wire assembly consists of a displacement part (3), a first U-shaped frame (10) and a spring (11); a front roller group (7) is arranged in front of the rear roller group (5), a motor (8) is arranged on one side of the front roller group (7), and the roller group (7) and the rear roller group (5) are connected together through a traction rope (21); the left end of the base (1) is hinged with a second U-shaped frame (15), and a stable guide wheel (17) and a weight block are arranged at the left end of the second U-shaped frame (15).
2. The tower crane amplitude stabilizing device of claim 1, wherein: the front of the stable guide wheel (17) is provided with two groups of trolley traction rope guide wheels (20), each group of trolley traction rope guide wheels (20) is fixed on the arm rod through a support, one end of a traction rope (21) is connected with the front part of the trolley through one trolley traction rope guide wheel (20), and the other end of the traction rope (21) is connected with the rear part of the trolley through the stable guide wheel (17).
3. The tower crane amplitude stabilizing device of claim 1, wherein: the stabilizing guide wheel (17) is fixed at the left end of the second U-shaped frame (15) through the second support (16), a first vertical plate (19) and a second enclosing plate (18) are arranged on the right side of the stabilizing guide wheel (17), the weight is placed in a space formed by the first vertical plate (19) and the second enclosing plate (18), and the first vertical plate (19) and the second enclosing plate (18) are fixedly connected with the second U-shaped frame (15) respectively.
4. The tower crane amplitude stabilizing device of claim 1, wherein: the middle part of the left end of the base (1) is provided with a connecting block (22), and the right end of the second U-shaped frame (15) is hinged with the connecting block (22).
5. The tower crane amplitude stabilizing device of claim 1, wherein: preceding gyro wheel group (7) comprise gyro wheel and first support (6), the gyro wheel is two at least to at the first connecting axle of the middle part fixedly connected with of gyro wheel, the both ends of first connecting axle are rotated through axle sleeve and first support (6) respectively and are linked together, and the rotation of motor (8) is in the same place with first connecting axle fixed connection, first support (6) are in the same place with base (1) fixed connection.
6. The tower crane amplitude stabilizing device of claim 1, wherein: the rear roller group (5) consists of at least two rollers and a first enclosing plate (4), a second connecting shaft is fixedly connected to the middle of each roller, two ends of each second connecting shaft are rotatably connected with the first enclosing plate (4) through shaft sleeves, the first enclosing plate (4) is positioned on the base (1), and the bottom of the first enclosing plate (4) is slidably connected with the second displacement groove (14) through a sliding block; the rear end of first bounding wall (4) is provided with displacement pole (3), and displacement pole (3) run through spud pile (2) to be in the same place with spud pile (2) sliding connection, the rear end of displacement pole (3) is provided with end plate (9), the bottom and first displacement recess (13) sliding connection of end plate (9) are in the same place, and run through on end plate (9) have first U type frame (10), the both ends of first U type frame (10) are in the same place with the right flank fixed connection of spud pile (2) respectively, and are provided with spring (11) on the left first U type frame (10) of end plate (9) to there is assorted nut (12) through threaded connection on first U type frame (10) on end plate (9) right side.
7. The tower crane amplitude stabilizing device of claim 6, wherein: a second displacement groove (14) is formed in the base (1) on the left side of the fixed pile (2), and a first displacement groove (13) is formed in the base (1) on the right side of the fixed pile (2); and the screw rods at two ends of the first U-shaped frame (10) are respectively positioned above and below the displacement rod (3).
8. The tower crane amplitude stabilizing device of claim 1, wherein: the front roller set (7) and the rear roller set (5) are consistent in height and correspond to each other left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122820153.9U CN216105736U (en) | 2021-11-17 | 2021-11-17 | Amplitude stabilizing device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122820153.9U CN216105736U (en) | 2021-11-17 | 2021-11-17 | Amplitude stabilizing device of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216105736U true CN216105736U (en) | 2022-03-22 |
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ID=80717310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122820153.9U Active CN216105736U (en) | 2021-11-17 | 2021-11-17 | Amplitude stabilizing device of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216105736U (en) |
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2021
- 2021-11-17 CN CN202122820153.9U patent/CN216105736U/en active Active
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