CN111943072A - Cross hinge device of auxiliary lifting winding system for anti-drop groove - Google Patents
Cross hinge device of auxiliary lifting winding system for anti-drop groove Download PDFInfo
- Publication number
- CN111943072A CN111943072A CN202010841252.2A CN202010841252A CN111943072A CN 111943072 A CN111943072 A CN 111943072A CN 202010841252 A CN202010841252 A CN 202010841252A CN 111943072 A CN111943072 A CN 111943072A
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- CN
- China
- Prior art keywords
- pulley
- fixed pulley
- fixed
- block
- guide
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
Abstract
The invention discloses a cross hinge device of an auxiliary lifting winding system for preventing a groove from falling, which comprises a fixed pulley block and a guide pulley block, wherein a steel wire rope alternately passes through fixed pulleys and movable pulleys of the fixed pulley block and the movable pulley block clockwise, the fixed pulley block is hung below the guide pulley block through a lifting appliance, a pair of guide pulleys which are parallel to each other are installed on the guide pulley block, a group of fixed pulley blocks are arranged right below each guide pulley, a steering pulley which is coaxial with the fixed pulleys is arranged on the fixed pulley block, the steel wire rope on each side passes through the guide pulleys from a winch, passes through a steering pulley on a fixed pulley shaft on the right side, and then alternately passes through the fixed pulleys through the movable pulleys clockwise to complete the winding of the lifting steel. The steel wire ropes on two sides are connected between the fixed pulley groups, the pulley shafts on the fixed pulley groups are vertical to the pulley shafts of the guide pulleys above the fixed pulley groups, and the pulley axis planes of the pair of fixed pulley groups are parallel to the pulley axis of the guide pulley above the fixed pulley groups. The invention can adapt to transverse large-amplitude deflection and is more suitable for offshore hoisting environment.
Description
Technical Field
The invention relates to a wire rope deflection winding mechanism, in particular to a cross hinge device of an auxiliary lifting winding system for preventing a groove from falling.
Background
When a wind turbine is installed offshore, a crane is generally used to hoist a wind turbine leg from a wind turbine transportation platform to a wind turbine installation position. In order to improve the stability of the transportation platform in the sea, the fan leg of the wind driven generator is generally horizontally placed on the transportation platform. The transportation platform is a large ship, the conventional large floating crane auxiliary hoisting rope winding device shown in fig. 2 can meet the working conditions of 3-degree transverse inclination and 2-degree longitudinal inclination of the ship, and in the prior art, CN109879182A refers to the arrangement of two groups of cross-shaped pulley blocks 2 in fig. 2 which share the same axis, and two groups of movable pulley blocks 3 also share the same axis, so that the lower end hook in fig. 2a can transversely deviate 3 degrees from the left and right, the lower end hook in fig. 2b can longitudinally deviate 2 degrees from the left and right, when the transverse deflection angle of the hook is too large, a steel wire rope can be taken off from a groove, and as shown in fig. 1, the rope winding mode structure of the large floating crane auxiliary hoisting rope winding.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the auxiliary hoisting winding system cross hinge device for preventing the groove from falling, so that the occurrence of groove jumping of a hoisting steel wire rope is prevented, the transverse large-amplitude deflection of a hoisting rope winding device is realized, and the device is more suitable for the hoisting environment of sea high wind and high waves.
According to the technical scheme provided by the invention, the auxiliary hoisting and winding system cross hinge device comprises a fixed pulley block and a guide pulley block, wherein a movable pulley block which is matched with the fixed pulley block is arranged below the fixed pulley block, a steel wire rope rounds the fixed pulley block and the movable pulley block on the fixed pulley block and the movable pulley block clockwise in an alternating manner, the fixed pulley block is suspended below the guide pulley block through a lifting appliance, a pair of guide pulleys which are parallel to each other are arranged on the guide pulley block, a group of fixed pulley blocks is arranged right below each guide pulley, a diverting pulley which is coaxial with the fixed pulley is arranged on the fixed pulley block, a driven pulley at one end of the steel wire rope passes through the diverting pulley, then rounds the corresponding guide pulley and finally winds the periphery of a winch to form a starting end, the other end of the steel wire rope passes through the fixed pulley which is far away from the diverting pulley on the, the pulley axis on the fixed pulley block is perpendicular to the pulley axis of the guide pulley above, the pulley axis on the fixed pulley block is parallel to the pulley axis of the movable pulley below, the pulley axis plane of the fixed pulley block is parallel to the pulley axis of the guide pulley above, a steel wire rope pinch roller arranged in parallel to the axial direction of the pulleys of the fixed pulley block is further arranged between the fixed pulley block, and the steel wire rope between the fixed pulley block is pressed down by the steel wire rope pinch roller so that the steel wire rope is pressed into the chute of the fixed pulley.
Compared with the prior art, the invention has the beneficial effects that: the device can be used for assisting a main lifting pile-turning hoisting, the hoisting weight can transversely swing by 30 degrees to the maximum, a steel wire rope cannot have the danger of groove separation, the structure is compact, the occupied space is small, the device is convenient to arrange on an arm support, and the device can adapt to various use occasions needing transverse 30 degrees of swing to the maximum.
The difference between the invention and the prior art is that the pulley shafts of the pair of fixed pulley blocks are parallel to each other, so that the fixed pulleys on the pair of pulley shafts are in one-to-one correspondence, the adjacent fixed pulleys are positioned on the same plane, the steel wire rope connected between the two fixed pulley blocks has no included angle with the wall plane of the fixed pulley chute, and the steel wire rope is stably positioned in the chute of the fixed pulleys and is not easy to get out of the chute when the lifting hook transversely deflects.
Drawings
FIG. 1 is a schematic diagram of a rope winding of a pulley block of a pile turning machine in the prior art;
FIG. 2 is a schematic structural diagram of a pulley block of a pile turning machine in the prior art;
FIG. 3 is a schematic structural diagram of a cross hinge device of an auxiliary hoisting winding system of the anti-drop slot;
FIG. 4 is a schematic rope winding diagram of the cross hinge device of the auxiliary hoisting winding system of the drop-proof slot of the invention;
FIG. 5 is a schematic structural diagram of a pressing wheel of another embodiment of the cross hinge device of the auxiliary hoisting winding system of the anti-drop slot;
fig. 6 is a schematic structural view of a cross-hinge pulley mounting bracket of the cross-hinge device of the auxiliary hoisting winding system of the anti-drop groove of the invention;
fig. 7 is a schematic top structural view of the movable guide pulley mounting frame of the auxiliary hoisting winding system of the anti-drop groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Fig. 3a and 3b show a cross-shaped hinge device of a secondary lifting winding system for preventing a groove from falling off, which comprises a guide pulley block mounting rack 10, a cross-shaped hinge pulley mounting rack 20 and a movable pulley mounting rack 30, wherein a guide pulley shaft 11 is installed on the guide pulley mounting rack 10, a fixed pulley shaft 21 is arranged on the cross-shaped hinge pulley mounting rack 20, a movable pulley shaft 31 is arranged on the movable pulley mounting rack 30, the cross-shaped hinge pulley mounting rack 20 is suspended below the guide pulley mounting rack 10 through a hanger 12, the fixed pulley shaft 21 is perpendicular to the guide pulley shaft 11, two groups of rotatable guide pulleys 13 are arranged on the guide pulley shaft 11 at intervals, two groups of fixed pulley shafts 21 are arranged below the guide pulley shaft 11, each group of the fixed pulley shafts 21 corresponds to one guide pulley 13, a plurality of fixed pulleys 22 are installed on each fixed pulley shaft 21, one movable pulley shaft 31 is arranged under each fixed pulley shaft 21, the movable pulley shaft 31 is parallel to the fixed pulley shaft, a hook 4 is connected below the movable pulley mounting frame 30, a plurality of movable pulleys 32 corresponding to the upper fixed pulleys 22 are mounted on the movable pulley shaft 31, and as shown in fig. 3a, 3b and 4, the steel wire rope 5 on the left winch 62 passes through the diverting pulley 23 on the fixed pulley shaft 21 after passing around the left guide pulley 13, then clockwise alternately passes around the fixed pulleys 22 and the movable pulleys 32 arranged in pairs on the left fixed pulley shaft 21 and the movable pulley shaft 31, then passes around the last fixed pulley 22 on the left fixed pulley shaft 21 to the fixed pulley 22 corresponding to the right fixed pulley shaft 21, then clockwise alternately passes around the fixed pulleys 22 and the movable pulleys 32 arranged in pairs on the right fixed pulley shaft 21 and the movable pulley shaft 31, finally passes around the right guide pulley 13 from the first diverting pulley 23 on the right fixed pulley shaft 21, and then is wound on the right winch 62. As shown in fig. 3a to 7, a wire rope pinch roller 24 arranged parallel to the axial direction of the fixed pulley shaft 21 is further disposed between the fixed pulley shafts 21 on the left and right sides, in this embodiment, the wire rope 5 is paid out from the left winch, passes through the guide pulley 13, passes through the diverting pulley 23 on the left fixed pulley shaft 21, and then passes through the movable pulley 32 to alternately and clockwise bypass the fixed pulley 22 to complete winding of the hoisting wire rope 5. The addition of the pressure roller 24 can prevent the interference of the steel wire rope 5 on the diverting pulley 23 when the deflection of maximum 30 degrees is transversely performed.
Compared with the prior art, the invention has the beneficial effects that: the device can be used for assisting a main lifting pile-turning hoisting, the hoisting weight can transversely swing by 30 degrees to the maximum, a steel wire rope cannot have the danger of groove separation, the structure is compact, the occupied space is small, the device is convenient to arrange on an arm support, and the device can adapt to various use occasions needing transverse 30 degrees of swing to the maximum.
Claims (1)
1. A cross hinge device of an auxiliary lifting winding system for preventing a groove from falling comprises a fixed pulley block and a guide pulley block, wherein a movable pulley block matched with the fixed pulley block is arranged below the fixed pulley block, a steel wire rope rounds the fixed pulley block and the movable pulley block clockwise, the cross hinge device is characterized in that the fixed pulley block is hung below the guide pulley block through a lifting appliance, a pair of guide pulleys parallel to each other are arranged on the guide pulley block, a group of fixed pulley blocks are arranged under each guide pulley, a steering pulley coaxial with the fixed pulley is arranged on the fixed pulley block, a driven pulley at one end of the steel wire rope passes through the steering pulley, then rounds the corresponding guide pulley and finally winds the periphery of a winch to form a starting end, the other end of the steel wire rope passes through the fixed pulley far away from the steering pulley on the fixed pulley block and extends to the other fixed pulley block to form a tail end, and, the pulley axis on the fixed pulley block is perpendicular to the pulley axis of the guide pulley above, the pulley axis on the fixed pulley block is parallel to the pulley axis of the movable pulley below, the pulley axis plane of the fixed pulley block is parallel to the pulley axis of the guide pulley above, a steel wire rope pinch roller arranged in parallel to the axial direction of the pulleys of the fixed pulley block is further arranged between the fixed pulley block, and the steel wire rope between the fixed pulley block is pressed down by the steel wire rope pinch roller so that the steel wire rope is pressed into the chute of the fixed pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010841252.2A CN111943072A (en) | 2020-08-20 | 2020-08-20 | Cross hinge device of auxiliary lifting winding system for anti-drop groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010841252.2A CN111943072A (en) | 2020-08-20 | 2020-08-20 | Cross hinge device of auxiliary lifting winding system for anti-drop groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111943072A true CN111943072A (en) | 2020-11-17 |
Family
ID=73358557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010841252.2A Pending CN111943072A (en) | 2020-08-20 | 2020-08-20 | Cross hinge device of auxiliary lifting winding system for anti-drop groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111943072A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114314362A (en) * | 2022-01-24 | 2022-04-12 | 河南特雷斯智能机械有限公司 | High-stability battery-replacing hoisting device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050050213A (en) * | 2003-11-25 | 2005-05-31 | 반도종공 주식회사 | Hoist |
| CN2918358Y (en) * | 2006-06-05 | 2007-07-04 | 周香英 | Combination apparatus for preventing running vehicle fixed block wire rope from disengaging |
| CN203345957U (en) * | 2013-06-13 | 2013-12-18 | 长江精工钢结构(集团)股份有限公司 | Device for preventing steel wire rope from breaking away from pulley groove of crane |
| CN103626063A (en) * | 2013-12-11 | 2014-03-12 | 江苏沃得起重机有限公司 | Rope winding device and method for steel wire rope of large-size portal crane |
| CN108033368A (en) * | 2017-12-29 | 2018-05-15 | 浙江三装备有限公司 | A kind of gib arm of crane head assembly and crane |
| CN209306833U (en) * | 2018-12-27 | 2019-08-27 | 中铁十一局集团汉江重工有限公司 | A kind of lifting beam machine hoisting overhead travelling crane |
| CN110240071A (en) * | 2019-06-06 | 2019-09-17 | 徐工集团工程机械股份有限公司建设机械分公司 | A kind of large pitching angle degree derricking rope wind and winding method |
-
2020
- 2020-08-20 CN CN202010841252.2A patent/CN111943072A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050050213A (en) * | 2003-11-25 | 2005-05-31 | 반도종공 주식회사 | Hoist |
| CN2918358Y (en) * | 2006-06-05 | 2007-07-04 | 周香英 | Combination apparatus for preventing running vehicle fixed block wire rope from disengaging |
| CN203345957U (en) * | 2013-06-13 | 2013-12-18 | 长江精工钢结构(集团)股份有限公司 | Device for preventing steel wire rope from breaking away from pulley groove of crane |
| CN103626063A (en) * | 2013-12-11 | 2014-03-12 | 江苏沃得起重机有限公司 | Rope winding device and method for steel wire rope of large-size portal crane |
| CN108033368A (en) * | 2017-12-29 | 2018-05-15 | 浙江三装备有限公司 | A kind of gib arm of crane head assembly and crane |
| CN209306833U (en) * | 2018-12-27 | 2019-08-27 | 中铁十一局集团汉江重工有限公司 | A kind of lifting beam machine hoisting overhead travelling crane |
| CN110240071A (en) * | 2019-06-06 | 2019-09-17 | 徐工集团工程机械股份有限公司建设机械分公司 | A kind of large pitching angle degree derricking rope wind and winding method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114314362A (en) * | 2022-01-24 | 2022-04-12 | 河南特雷斯智能机械有限公司 | High-stability battery-replacing hoisting device |
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Application publication date: 20201117 |
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