Tower crane rope storage and anti-twisting device

Abstract

The utility model discloses a tower crane rope storage and anti-twist device, which comprises a rack, and a rope storage module and an anti-twist module which are arranged on the rack, the rope storage module comprises a first-stage rotating shaft, a first-stage roller, a first-stage bearing seat and a first-stage driving unit, and the first-stage roller is sleeved on the first-stage rotating shaft and synchronously rotates along with the rotation of the first-stage rotating shaft; the first-stage rotating shaft is rotationally connected to the first-stage bearing seat, the first-stage roller is used for fixing one end of a steel rope, and the steel rope is wound on the peripheral surface of the first-stage roller; the first-stage driving unit is used for driving the first-stage roller to rotationally unwind a rope or rotationally wind a rope, the anti-twisting module comprises a second-stage rotating shaft and a second-stage driving unit, the second-stage driving unit is used for driving the second-stage rotating shaft to rotate, a connecting plate is formed at one end of the second-stage rotating shaft, and one side end of the connecting plate is fixedly connected with a first-stage bearing seat; and the second-stage driving unit is used for driving the rope storage module to rotate to counteract the torsional moment of the steel rope, and the rope storage device has the characteristics of high safety and low use cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting equipment's technical field especially is a tower crane rope storage and anti -twist device. BACKGROUND

[0002] At present in the use of tower crane, generally store the steel rope in advance in the reel of rope storage device, and the normal service life of the steel rope for tower crane is long, and the service life of the steel rope is mainly derived from the following aspects, one is due to the wear point of the steel rope is mainly concentrated in a section, leading to the frequently worn section of the steel rope appears damage in advance, thereby making the whole set of steel rope scrap; two is that too many steel ropes are stored in the rope storage device of high-rise building, which causes the upper and lower layers of the steel ropes wound on the reel to be worn due to mutual extrusion, thereby also affecting the service life of the steel rope, thereby leading to the whole set of steel rope damaged and scrapped; three is that the torsional moment generated after the sudden overloading of the steel rope causes the steel ropes to be wound with each other, thereby leading to the mutual wear and tear of the steel ropes.

[0003] Therefore, based on the above technical problems, the present application provides a tower crane rope storage and anti-twist device that can solve the problems of excessive wear and tear of the steel rope and mutual winding and wear of the steel ropes due to torsional moment. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at overcoming the defects of the prior art, and provides a tower crane rope storage and anti-twist device with high safety and low cost.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a tower crane rope storage and anti-twist device, which comprises a rack, a rope storage module and an anti-twist module installed on the rack, the rope storage module comprises a primary rotating shaft, a primary roller, a primary bearing seat and a primary drive unit, the primary roller is sleeved on the primary rotating shaft and rotates synchronously with the primary rotating shaft, the primary rotating shaft is rotatably connected to the primary bearing seat, the primary roller is used for fixing one end of the steel rope, and the steel rope is wound on the outer peripheral surface thereof, the primary drive unit is used for driving the primary roller to rotate to release or wind the rope, the anti-twist module comprises a secondary rotating shaft and a secondary drive unit, the secondary drive unit is used for driving the secondary rotating shaft to rotate, two secondary bearing seats are formed on the rack, the secondary rotating shaft is rotatably installed on the secondary bearing seat, one end of the secondary rotating shaft is formed with a connecting plate, one side end of the connecting plate is fixedly connected with the primary bearing seat, and the secondary drive unit is used for driving the rope storage module to rotate to offset the torsional moment of the steel rope.

[0006] Further, it further comprises a transfer device, which is composed of a tertiary bearing seat, a tertiary rotating shaft and a secondary roller, the secondary roller is wound with the steel rope led out from the primary roller, and the steel rope is connected to the guide pulley block after being wound in a preset manner.

[0007] Further, the primary drive unit and the secondary drive unit are provided with a speed reducer and an emergency stop device.

[0008] Further, the primary bearing seat is formed with four through holes, and the connecting plate is formed with four connecting holes aligned with the through holes.

[0009] Further, the other side end of the secondary rotating shaft is formed with at least two reinforcing ribs connected with the connecting plate.

[0010] Further, bearings are arranged between the primary bearing seat and the primary rotating shaft, and between the secondary rotating shaft and the secondary bearing seat.

[0011] Further, the primary drive unit is installed on the primary bearing seat, and the rotating end of the primary drive unit is connected with the primary rotating shaft.

[0012] Further, the frame is further formed with a fixing seat, the secondary drive unit is installed on the fixing seat, and the rotating end of the secondary drive unit is connected with the secondary rotating shaft.

[0013] The utility model has the advantages that:

[0014] The length of the steel rope is calculated, and the steel rope is wound on the transfer device, so that the extrusion degree of the upper and lower steel ropes on the storage rope module is reduced, the abrasion between the steel ropes is reduced, the equipment is prevented from being damaged due to the mutual winding of the steel ropes into the storage rope module, the operator is prevented from being injured, the safety is improved, the situation that the steel rope is twisted after releasing a large load is improved and optimized through the anti-twist module, the service life of the steel rope is prolonged, and the use cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a distribution position schematic view of the tower crane rope storage and anti-twist device in the embodiment.

[0016] Figure 2 It is a structure schematic view of the tower crane rope storage and anti-twist device in the embodiment.

[0017] Figure 3 It is a side view schematic view of the storage rope module in the embodiment.

[0018] Wherein, 1- frame, 11- rope storage module, 111- first rotating shaft, 112- first roller, 113- first bearing seat, 1131- through hole, 114- first driving unit, 12- anti-twist module, 121- second rotating shaft, 1211- connecting plate, 12111- connecting hole, 1212- reinforcing rib, 122- second driving unit, 13- second bearing seat, 14- fixed seat, 2- transfer device, 21- third bearing seat, 22- third rotating shaft, 23- second roller, 3- tower crane body, 4- guide pulley block, 5- hook, 6- steel rope. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the drawings. The preferred embodiments of the present application are shown in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. The purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0020] Referring to the drawings Figure 1 As shown in the drawings, in the present embodiment, a tower crane rope storage and anti-twist device, comprising a tower crane body 3, a guide pulley block 4, a hook 5 and a steel rope 6, the guide pulley block 4 and the rope storage and anti-twist device in the present embodiment are installed on the tower crane body 3, the steel rope 6 is preset, the other end of the steel rope 6 is fixed on one of the pulleys of the guide pulley block 4, (the specific position distribution of the guide pulley block 4 and the winding method of the steel rope 6 can be set according to the specific use, which is not limited here), in the current tower crane equipment, the steel rope 6 is generally unwound by driving the rope storage device, so that the hook 5 wound on the steel rope 6 descends with the unwinding of the steel rope 6, but when the height of the tower crane body 3 rises, the amount of rope storage of the rope storage device increases accordingly, the upper layer of the steel rope 6 extrudes the lower layer of the steel rope 6, thereby causing the lower layer of the steel rope 6 to wear and tear, affecting the subsequent use and safety of the lower layer of the steel rope 6.

[0021] Referring to the drawings Figure 2As shown, in the embodiment, the rack 1, the transfer 2 and the rope storage module 11 and the anti-twist module 12 mounted on the rack 1 are also included, the rope storage module 11 includes a first rotating shaft 111, a first roller 112, a first bearing seat 113 and a first driving unit 114, the first roller 112 is sleeved on the first rotating shaft 111 and rotates synchronously with the rotation of the first rotating shaft 111; the first rotating shaft 111 is rotationally connected to the first bearing seat 113, the first roller 112 is used for fixing one end of the steel rope 6, and the steel rope 6 is wound on the outer circumferential surface thereof; the first driving unit 114 is used for driving the first roller 112 to rotate to release or wind the rope, the transfer 2 is composed of a third bearing seat 21, a third rotating shaft 22 and a second roller 23, the third bearing seat 21 is fixedly installed on the tower body 3, the second roller 23 has the steel rope 6 led out from the first roller 112 wound thereon, and the steel rope 6 is connected to the guide pulley block 4 after being wound in a preset manner, specifically, secondly, the pre-used steel rope 6 is distributed from the rope storage module 11 to the transfer 2 (the amount of the steel rope 6 stored on the transfer 2 is the amount of use, and the steel rope 6 generally does not be stacked), when the steel rope 6 is under a large load, the steel rope 6 (single-layer distribution) on the transfer 2 bears the load, and the upper steel rope 6 does not extrude the lower steel rope 6 on the rope storage module 11, thereby reducing the abrasion between the steel ropes 6, prolonging the service life of the steel rope 6 and reducing the use cost.

[0022] Referring to the drawings Figure 2 As shown, in the embodiment, the anti-twist module 12 includes a second rotating shaft 121 and a second driving unit 122, the second driving unit 122 is used for driving the second rotating shaft 121 to rotate, two second bearing seats 13 are formed on the rack 1, the second rotating shaft 121 is rotationally installed on the second bearing seat 13, one end of the second rotating shaft 121 is formed with a connecting plate 1211, one side end of the connecting plate 1211 is fixedly connected with the first bearing seat 113, the second driving unit 122 is used for driving the rope storage module 11 to rotate, the second driving unit 122 drives the second rotating shaft 121 to drive the rope storage module 11 to rotate synchronously, thereby offsetting the torsional moment of the steel rope 6, reducing the mutual abrasion of the steel ropes 6 due to the torsional moment, prolonging the service life of the steel rope 6 and reducing the use cost; specifically, when the hook 5 completes the traction of the heavy object, the steel rope 6 is greatly stretched due to the large load, and suddenly releases the load, the steel rope 6 generates a torsional moment due to the elastic rebound, if the torsional moment is not eliminated in time, the steel ropes 6 will be mutually helically twisted, at this time, the operator can drive the second driving unit 122 according to the torque direction when the steel ropes 6 are mutually wound, so as to drive the rope storage module 11 to rotate in the opposite direction of the torque, thereby eliminating the torsional moment of the steel rope 6 and restoring the normal state of the steel rope 6.

[0023] Further, the primary driving unit 114 and the secondary driving unit 122 are both provided with a speed reducer and an emergency stop device. By providing a speed reducer on the relevant driving unit, the normal operation of the relevant driving unit is ensured. In addition, by providing an emergency stop device on the relevant driving unit, unexpected situations (such as the rapid unwinding of the hoist hook 5 causing the hoist hook 5 to drop) of the relevant rotating shaft are avoided, and the overall use safety is improved.

[0024] Referring to FIG. 1, Figure 2 , 3 Further, the primary bearing seat 113 is formed with four through holes 1131, and the connecting plate 1211 is formed with four connecting holes 12111 aligned with the through holes 1131, so that the rope storage module 11 is stably installed with the secondary rotating shaft 121, ensuring that the secondary rotating shaft 121 drives the rope storage module 11 to rotate, eliminating the torque of the steel rope 6.

[0025] Referring to FIG. 1, Figure 2 Further, the other side end of the secondary rotating shaft 121 is formed with at least two, preferably four, reinforcing ribs 1212 connected to the connecting plate 1211, avoiding deformation of the connecting plate 1211 due to excessive load, thereby improving the connection stability of the connecting plate 1211 and the secondary rotating shaft 121.

[0026] In this embodiment, bearings are provided between the primary bearing seat 113 and the primary rotating shaft 111, and between the secondary rotating shaft 121 and the secondary bearing seat 13.

[0027] Referring to FIG. 1, Figure 2 , 3 Further, the primary driving unit 114 is installed on the primary bearing seat 113, and the rotating end of the primary driving unit 114 is connected to the primary rotating shaft 111. The frame 1 is also formed with a fixed seat 14, and the secondary driving unit 122 is installed on the fixed seat 14. The rotating end of the secondary driving unit 122 is connected to the secondary rotating shaft 121. The connection method of the relevant driving unit and the rotating shaft can be set according to the actual working scene, which is not limited here.

[0028] The above embodiments are only preferred embodiments of the present application, and do not limit the present application in any form. Any person skilled in the art, without departing from the technical solution of the present application, can make more possible changes and modifications to the technical solution of the present application by using the disclosed technical content, or make modifications, which are equivalent embodiments of the present application. Therefore, any content not departing from the technical solution of the present application, according to the idea of the present application, should be covered within the protection scope of the present application.

Claims

1. A tower crane rope storage and anti-twist device, characterized in that: The utility model relates to a kind of cable storage module and anti-twist module, including rack (1) and install on the rack (1), the cable storage module (11) and the anti-twist module (12), the cable storage module (11) includes primary rotating shaft (111), primary cylinder (112), primary bearing seat (113) and primary drive unit (114), the primary cylinder (112) is sleeved on primary rotating shaft (111), and synchronous rotation with the rotation of primary rotating shaft (111);Primary rotating shaft (111) is rotatably connected on primary bearing seat (113), the primary cylinder (112) is used to fix the end of steel rope (6), and steel rope (6) is wound on its outer peripheral surface;Primary drive unit (114) is used to drive primary cylinder (112) to rotate and release cable or rotate and reel cable, the anti-twist module (12) includes secondary rotating shaft (121) and secondary drive unit (122), the secondary drive unit (122) is used to drive secondary rotating shaft (121) to rotate, the rack (1) is formed with two secondary bearing seats (13), and secondary rotating shaft (121) is rotatably installed on secondary bearing seat (13), one end of secondary rotating shaft (121) is formed with connecting plate (1211), one side end of connecting plate (1211) is fixedly connected with primary bearing seat (113), and the secondary drive unit (122) is used to drive cable storage module (11) to rotate, to offset the torsional moment of steel rope (6).

2. The tower crane rope storage and anti-twist device according to claim 1, characterized in that It further includes a relay (2), which is composed of a tertiary bearing seat (21), a tertiary rotating shaft (22), and a secondary cylinder (23). The secondary cylinder (23) has a steel rope (6) wound thereon, which is led out from the primary cylinder (112), and the steel rope (6) is connected to a guide pulley block (4) after being wound in a predetermined manner.

3. The tower crane rope storage and anti-twist device of claim 1, wherein: The primary drive unit (114) and the secondary drive unit (122) are each provided with a speed reducer and an emergency stop device.

4. The tower crane rope storage and anti-twist device of claim 1, wherein: The primary bearing seat (113) is formed with four through holes (1131), and the connecting plate (1211) is formed with four connecting holes (12111) aligned with the through holes (1131).

5. The tower crane rope storage and anti-twist device of claim 1, wherein: The other side end of the secondary rotating shaft (121) is formed with at least two reinforcing ribs (1212) connected with the connecting plate (1211).

6. The tower crane rope storage and anti-twist device of claim 1, wherein: Bearing is arranged between the primary bearing seat (113) and the primary rotating shaft (111), and between the secondary rotating shaft (121) and the secondary bearing seat (13).

7. The tower crane rope storage and anti-twist device of claim 1, wherein: The primary drive unit (114) is installed on the primary bearing seat (113), and the rotating end of the primary drive unit (114) is connected with the primary rotating shaft (111).

8. The tower crane rope storage and anti-twist device of claim 1, wherein: The rack (1) is further formed with a fixing seat (14), the secondary drive unit (122) is installed on the fixing seat (14), and the rotating end of the secondary drive unit (122) is connected with the secondary rotating shaft (121).

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