CN106809748B - The double-drum winch lifting system and rope of variable rope system are transform method - Google Patents

The double-drum winch lifting system and rope of variable rope system are transform method Download PDF

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Publication number
CN106809748B
CN106809748B CN201710154690.XA CN201710154690A CN106809748B CN 106809748 B CN106809748 B CN 106809748B CN 201710154690 A CN201710154690 A CN 201710154690A CN 106809748 B CN106809748 B CN 106809748B
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CN
China
Prior art keywords
tourist
sheaved block
tourist bus
buses
locking device
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Active
Application number
CN201710154690.XA
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Chinese (zh)
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CN106809748A (en
Inventor
宋超
魏双会
张建
孙占广
王丽君
孟德超
顾利朝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lanzhou Ls Petroleum Equipment Engineering Co ltd
Original Assignee
Lanzhou Ls Energy Equipment Engineering Research Institute Co ltd
Lanzhou LS Group Co Ltd
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Application filed by Lanzhou Ls Energy Equipment Engineering Research Institute Co ltd, Lanzhou LS Group Co Ltd filed Critical Lanzhou Ls Energy Equipment Engineering Research Institute Co ltd
Priority to CN201710154690.XA priority Critical patent/CN106809748B/en
Publication of CN106809748A publication Critical patent/CN106809748A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/26Rope, cable, or chain winding mechanisms; Capstans having several drums or barrels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28Other constructional details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/60Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00Portable or mobile lifting or hauling appliances
    • B66D3/04Pulley 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
    • B66D3/06Pulley 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00Capstans, winches or hoists
    • B66D2700/01Winches, capstans or pivots
    • B66D2700/0125Motor operated winches
    • B66D2700/0166Winches with multiple drums or with drums with multiple parts of different diameter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00Capstans, winches or hoists
    • B66D2700/01Winches, capstans or pivots
    • B66D2700/0183Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00Capstans, winches or hoists
    • B66D2700/02Hoists or accessories for hoists
    • B66D2700/026Pulleys, sheaves, pulley blocks or their mounting
    • B66D2700/028Pulley blocks with multiple sheaves

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)

Abstract

The invention discloses a kind of double-drum winch lifting system of variable rope system and the transform methods of rope system, it includes the movable pulley tourist bus group formed mounted on the day vehicle frame on derrick top, by several single-sheaved block tourist buses, steel wire rope, double-drum winch, fixed pulley group, leading block are installed on its vehicle frame, the day bottom of frame is equipped with top locking device, and lower part hook lock device is equipped with inside single-sheaved block tourist bus;Single-sheaved block tourist bus in movable pulley tourist bus group is symmetrically detached from tourist bus holder in pairs successively from the inside to the outside, bottom fixed to top locking device becomes fixed pulley, it is movable pulley that outermost two single-sheaved block tourist buses, which are fixed on always on tourist bus holder, you can realizes the transformation of the 12 rope systems, 8 rope systems, 4 rope systems of lifting system;Structure of the invention design science, practicality can realize the transformation of lifting system rope system automatically;It improves work efficiency and device redundancy, it is time saving and energy saving;The center of gravity for reducing drilling equipment, improves the stability of Drilling derrick.

Description

The double-drum winch lifting system and rope of variable rope system are transform method
The double-drum winch lifting system and rope of variable rope system are transform method
Technical field
The present invention relates to technical field of oil drilling equipment, it is device that specifically a kind of drilling machine traveling system, which becomes rope,.
Background technology
Semisubmersible drilling platform is the sharp weapon of deep-sea oil gas resource exploration and development, and a large amount of new technology is on semisubmersible platform It emerges from.For hoisting system of rig, lifting system and conventional lift on more universal semisubmersible drilling platform now System is similar, including winch, traveling system and derrick, and rope is constant in lifting system, and efficiency is constant, and device redundancy is relatively low; Since semisubmersible platform is influenced to occur heaving variation by stormy waves stream, to ensure that drillng operation is normally carried out, heave compensation dress Set becomes standard configuration on platform, and more universal mode is the increase overhead traveling crane fixed pulley in traveling system overhead traveling crane fixed pulley group at present Group compensation device, but the device is located at crown, and platform entirety center of gravity can be caused to increase, and stability reduces.
Oil-well rig travelling system is answered by the fixed pulley of overhead traveling crane and the movable pulley of tourist bus by what wirerope-winding formed Pulley system, variable rope system formula traveling system are made of an overhead traveling crane and multi-section single-sheaved block tourist bus, can in drilling process basis Different drilling conditions ensure roller by the way that the pairs of symmetry transformation of single-sheaved block tourist bus is converted rope system at fixed pulley or movable pulley Winch motor is run in high efficient district always, improves operational efficiency.If carrying out using people completely when transformation rope is in traveling system Work is operated, and heavy workload, working efficiency is low, and danger coefficient is high.So becoming the automation mechanized operation and control just that rope is device It is particularly important.
Invention content
It is transform method the object of the present invention is to provide a kind of double-drum winch lifting system of variable rope system and rope, it can Fast and automatically change the transformation for realizing lifting system rope system, to improve raising efficiency and device redundancy, solves manual operation work Amount is big, the low problem of efficiency.
To achieve the above object, the technical solution used in the present invention is:
A kind of double-drum winch lifting system of variable rope system, it includes mounted on the day vehicle frame on derrick top, by several portions The movable pulley tourist bus group of single-sheaved block tourist bus composition, steel wire rope, double-drum winch are equipped with fixed pulley group on day vehicle frame, are oriented to and slide Wheel, the day bottom of frame are equipped with top locking device, lower part hook lock device are equipped with inside single-sheaved block tourist bus;The top Locking device includes locking beam, locks the gusset for being evenly equipped with several piece perpendicular to upper lower wing plate between the upper lower wing plate of beam, will lock Beam inner cavity is divided into several cavitys, is equipped with the first cylinder of a pair being fixed in locking beam web in each cavity, and each first The piston end top of cylinder is equipped with lock;The lower part hook lock device is a link mechanism, including tourist bus hook, the first company Bar, second connecting rod, third connecting rod, guide rod, the rear end of first connecting rod and the front end of second connecting rod are hinged, before first connecting rod End is hinged with tourist bus hook, and the rear end of second connecting rod is hinged on the side plate of single-sheaved block tourist bus, and the bottom end of third connecting rod is hinged on On second connecting rod, the top of third connecting rod and the bottom end of guide rod are hinged, and the top of guide rod is equipped with resetting spring, at resetting spring In tension;The top of guide rod is adjacent and coplanar with the piston end bottom of the second cylinder, several the second cylinders being arranged side by side Mounted on the outside of locking beam.
Preferably, two fewer than the quantity of single-sheaved block tourist bus of the quantity of second cylinder.
Preferably, the direction that the first connecting rod is rotated with second connecting rod junction and tourist bus hook hook lock opening direction phase Instead, block is equipped on the outside of the tie point of first connecting rod and second connecting rod.
Preferably, the bottom of the gusset is equipped with guider.
Preferably, the locking beam by lower wing plate there is the welded H section steel of difference in height to be prepared.
Preferably, one end is fixed on the steel wire rope on the one of roller of double-drum winch and bypasses on day vehicle frame Leading block passes through the single-sheaved block tourist bus in fixed pulley and movable pulley tourist bus group in fixed pulley group successively, then passes through another two A leading block winds and is fixed on another roller of double-drum winch, fixed pulley group, the composition travelling of movable pulley tourist bus group System.
Preferably, homonymy rope stretching of the steel wire rope from fixed pulley group.
A kind of double-drum winch lifting system rope system transform method of variable rope system is made of dynamic several single-sheaved block tourist buses For pulley tourist bus group under the cooperation of top locking device and lower part hook lock device, the single-sheaved block tourist bus position for controlling different number is solid Being scheduled on the bottom of top locking device becomes fixed pulley, carries out the rope system transformation of lifting system, and detailed process is:
Step 1: under the action of double-drum winch, all single-sheaved block tourist buses, which synchronize, moves up common operational promotion Tourist bus holder and top drive, in addition to outermost two single-sheaved block tourist buses, other single-sheaved block tourist buses with top locking device phase It is in contact at the top of contact, the bottom end of the second cylinder and the guide rod inside single-sheaved block tourist bus corresponding thereto;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses will promote tourist bus holder and top is driven Continue to rise, until outermost two single-sheaved block tourist buses stop operating after being contacted with top locking device, at this time tourist bus holder with Tourist bus hook positioned at intermediate single-sheaved block tourist bus disengages contact, is convenient for the opening of tourist bus hook hook lock;
Step 3: the piston end that operating personnel controls the first cylinder in the locking device of top stretches out, at the top of piston end Lock clasps intermediate two single-sheaved block tourist buses, and intermediate two single-sheaved block tourist buses are fixed on the bottom of top locking device;Operation The piston end that personnel control top locking device is located at two intermediate the second cylinders stretches out, and pushes intermediate two single-sheaved block tourist buses The guide rod of middle and lower part hook lock device moves downward, and under the impetus of guide rod, first connecting rod and second connecting rod are connected around it Point rotation, behind dead point, the hook lock of tourist bus hook is opened, and intermediate two single-sheaved block tourist buses are detached from tourist bus holder, becomes solid It is scheduled on the fixed pulley of top locking device bottom;
Step 4: double-drum winch is rotated further, folding and unfolding steel wire rope, other single-sheaved block tourist buses are begun to decline, top locking The first cylinder, the second cylinder of device reset, and the lower part hook lock device in intermediate two single-sheaved block tourist buses also resets simultaneously, is promoted System becomes 12 rope systems;
Step 5: according to above-mentioned steps, single-sheaved block tourist bus in movable pulley tourist bus group from the inside to the outside successively at To being symmetrically detached from tourist bus holder, being fixed to the bottom of top locking device becomes fixed pulley, outermost two single-sheaved blocks trip It is movable pulley that vehicle, which is fixed on always on tourist bus holder, you can realizes the transformation of the 8 rope systems, 4 rope systems of lifting system.
Preferably, the movable pulley tourist bus group contains 8 single-sheaved block tourist buses.
Preferably, homonymy rope stretching of the steel wire rope from fixed pulley group.
In the present invention, tourist bus frame upper, tourist bus branch are mounted on by the movable pulley tourist bus group that several single-sheaved block tourist buses form Frame is used for connecting top and drives, and promotes drilling well load.Movable pulley tourist bus group can be symmetrically placed in the wellbore according to drilling parameter demand The heart carries out becoming rope being operation according to drilling condition.
Beneficial effects of the present invention are:
(1)In the present invention, single-sheaved block tourist bus in movable pulley tourist bus group from the inside to the outside successively in pairs symmetrically with tourist bus holder It is detached from, being fixed to the bottom of top locking device becomes fixed pulley, and outermost two single-sheaved block tourist buses are fixed on tourist bus always It is movable pulley on holder, you can realize the transformation of the 12 rope systems, 8 rope systems, 4 rope systems of lifting system;Structure of the invention is ingenious in design, Science, practicality can fast and automatically change the transformation for realizing lifting system rope system;
(2)The present invention passes through mounted on the top locking device of day bottom of frame and inside several single-sheaved block tourist buses In lower part hook lock device mutual cooperation, under the pulling function of double-drum winch, by the first cylinder push lock will in Between single-sheaved block tourist bus clasp after, then control the stretching of the second cylinder piston end, push lower part hook lock device to interlock, open intermediate single The hook lock of pulley tourist bus so that intermediate single-sheaved block tourist bus is detached from tourist bus holder, other single-sheaved block tourist buses of both sides are begun to decline, Complete the change rope system action of traveling system;Structure of the invention is novel in design, and travelling can be realized by remote automatic control The change rope system of system acts, time saving and energy saving, securely and reliably;
(3)Lower part hook lock device of the present invention is link mechanism, first connecting rod and the rotation of second connecting rod junction Direction is with tourist bus hook hook lock opening direction on the contrary, being equipped with the gear of position-limiting action on the outside of the tie point of first connecting rod and second connecting rod Block, block can prevent first connecting rod from being rotated backward with second connecting rod, and link mechanism oneself can be effectively prevent to open trip draw gear Lock, security performance are high;
(4)The top of guide rod is equipped with the resetting spring in tension in the hook lock device of lower part so that lower part hook lock Without external forces, tourist bus hook hook lock can not automatically open device, and lower part hook lock device has self-locking function, greatly carries The high security performance of equipment;
(5)Double-drum winch can improve the working efficiency and device redundancy of lifting system in the present invention, time saving and energy saving;
(6)The setting of Active Compensation winch in the present invention can effectively reduce the center of gravity of drilling equipment, improve Drilling derrick Stability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the double-drum winch lifting system of variable rope system;
Fig. 2 is the structural schematic diagram of the middle and upper parts Fig. 1 locking device;
Fig. 3 is the structural schematic diagram of the middle and lower parts Fig. 1 hook lock device;
Fig. 4 be variable rope system double-drum winch lifting system in Wirerope reeving schematic diagram;
Fig. 5 is that the double-drum winch lifting system of variable rope system is 12 structural schematic diagrams restricted when being;
Fig. 6 is that the double-drum winch lifting system of variable rope system is 8 structural schematic diagrams restricted when being;
Fig. 7 is that the double-drum winch lifting system of variable rope system is 4 structural schematic diagrams restricted when being;
In figure:1, top locking device, 2, lower part hook lock device, 3, day vehicle frame, 4, single-sheaved block tourist bus, 5, locking beam, 6, Gusset, 9, guider, the 10, second cylinder, 11, tourist bus hook, 12, first connecting rod, 13, second connecting rod, 14, third connecting rod, 15, block, 16, guide rod, 17, resetting spring, 18, tourist bus holder, 19, top drive, 20, steel wire rope, 21, fixed pulley group, 22, be oriented to Pulley, 23, double-drum winch.
Specific implementation mode
The invention will now be described in further detail with reference to the accompanying drawings.
A kind of double-drum winch lifting system of variable rope system as shown in Figures 1 to 4, it includes being mounted on derrick top Day vehicle frame 3, be made of eight single-sheaved block tourist buses 4 movable pulley tourist bus group, steel wire rope 20, double-drum winch 23, on day vehicle frame 3 Fixed pulley group 21, leading block 22 are installed, vehicle frame 3 bottom in day is equipped with top locking device 1,4 inside peace of single-sheaved block tourist bus Equipped with lower part hook lock device 2;Top locking device 1 includes locking beam 5, and locking beam 5 is had the welded H type of difference in height by lower wing plate Steel is prepared.It is evenly equipped with gusset 6 of the several piece perpendicular to upper lower wing plate between the upper lower wing plate of locking beam 5, it will 5 inner cavity of locking beam Several cavitys are divided into, the first cylinder of a pair being fixed on locking 5 web of beam is equipped in each cavity, each first cylinder Piston end top is equipped with lock;Lower part hook lock device 2 is a link mechanism, including tourist bus hook 11, first connecting rod 12, second Connecting rod 13, third connecting rod 14, guide rod 16, the rear end and the front end of second connecting rod 13 of first connecting rod 12 are hinged, first connecting rod 12 directions rotated with 13 junction of second connecting rod are with tourist bus hook hook lock opening direction on the contrary, first connecting rod 12 and second connecting rod 13 Tie point on the outside of be equipped with block 15.The front end of first connecting rod 12 is hinged with tourist bus hook 11, and the rear end of second connecting rod 13 is hinged On the side plate of single-sheaved block tourist bus 4, the bottom end of third connecting rod 14 is hinged on second connecting rod, the top of third connecting rod 14 and guide rod 16 bottom end is hinged, and the top of guide rod 16 is equipped with resetting spring 17, and resetting spring 17 is in tension;The top of guide rod 16 Adjacent and coplanar with the piston end bottom of the second cylinder 10, six the second cylinders 10 being arranged side by side are mounted on the outer of locking beam 5 Side.
The bottom of gusset 6 is equipped with guider 9.
The steel wire rope 20 that one end is fixed on 23 one of roller of double-drum winch, which bypasses, is mounted on leading on day vehicle frame 3 The single-sheaved block tourist bus 4 in fixed pulley and movable pulley tourist bus group in fixed pulley group 21 is passed through successively to pulley 22, then is passed through Another two leading block 22 winds and on another roller fixed to double-drum winch 23, fixed pulley group 21, movable pulley tourist bus Group composition traveling system.Homonymy rope stretching of the steel wire rope 20 from fixed pulley group 21.
Embodiment 1
As shown in figure 5, a kind of rope of double-drum winch lifting system 12 of variable rope system is transform method, by eight single-sheaved blocks The movable pulley tourist bus group that tourist bus 4 forms controls placed in the middle two under the cooperation of top locking device 1 and lower part hook lock device 2 The bottom that 4 position of single-sheaved block tourist bus is fixed on top locking device 1 becomes fixed pulley, carries out the rope system transformation of lifting system, Detailed process is:
Step 1: under the action of double-drum winch 23, all single-sheaved block tourist buses 4, which synchronize, to move up common operational and carries It rises tourist bus holder 18 and top drives 19, in addition to outermost two single-sheaved block tourist buses 4, other single-sheaved block tourist buses 4 are locked with top Tight device 1 is in contact, the top of the bottom end of the second cylinder 10 and the guide rod 16 inside single-sheaved block tourist bus 4 corresponding thereto It is in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses 4 will promote tourist bus holder 18 and top It drives and 19 continues to rise, until outermost two single-sheaved block tourist buses 4 stop operating after being contacted with top locking device 1, tourist bus at this time Holder 18 is contacted with the disengagement of tourist bus hook 11 positioned at intermediate single-sheaved block tourist bus 4, is convenient for the opening of 11 hook lock of tourist bus hook;
Step 3: the piston end that operating personnel controls two group of first cylinder placed in the middle in top locking device 1 stretches out, piston The lock at top is held to clasp intermediate two single-sheaved block tourist buses 4, intermediate two single-sheaved block tourist buses 4 are fixed on top locking device 1 Bottom;Operating personnel controls the piston end stretching that top locking device 1 is located at two intermediate the second cylinders 10, pushes intermediate The guide rod 16 of two 4 middle and lower part hook lock devices 2 of single-sheaved block tourist bus moves downward, under the impetus of guide rod 16, first connecting rod 12 and second connecting rod 13 rotated around its tie point, behind dead point, the hook lock of tourist bus hook 11 is opened, intermediate two single-sheaved blocks Tourist bus 4 is detached from tourist bus holder 18, becomes the fixed pulley for being fixed on 1 bottom of top locking device;
Step 4: double-drum winch 23 is rotated further, folding and unfolding steel wire rope 20, other single-sheaved block tourist buses 4 are begun to decline, top First cylinder of locking device 1, the second cylinder 10 reset, and the lower part hook lock device 2 in intermediate two single-sheaved block tourist buses 4 is also simultaneously It resets, lifting system becomes 12 rope systems.
Embodiment 2
As shown in fig. 6, a kind of rope of double-drum winch lifting system 8 of variable rope system is transform method, by eight single-sheaved blocks The movable pulley tourist bus group that tourist bus 4 forms controls placed in the middle four under the cooperation of top locking device 1 and lower part hook lock device 2 The bottom that 4 position of single-sheaved block tourist bus is fixed on top locking device 1 becomes movable pulley, carries out the rope system transformation of lifting system, Detailed process is:
Step 1: under the action of double-drum winch 23, all single-sheaved block tourist buses 4, which synchronize, to move up common operational and carries It rises tourist bus holder 18 and top drives 19, in addition to outermost two single-sheaved block tourist buses 4, other single-sheaved block tourist buses 4 are locked with top Tight device 1 is in contact, the top of the bottom end of the second cylinder 10 and the guide rod 16 inside single-sheaved block tourist bus 4 corresponding thereto It is in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses 4 will promote tourist bus holder 18 and top It drives and 19 continues to rise, until outermost two single-sheaved block tourist buses 4 stop operating after being contacted with top locking device 1, tourist bus at this time Holder 18 is contacted with the disengagement of tourist bus hook 11 positioned at intermediate single-sheaved block tourist bus 4, is convenient for the opening of 11 hook lock of tourist bus hook;
Step 3: the piston end that operating personnel controls four group of first cylinder placed in the middle in top locking device 1 stretches out, it is living Lock at the top of plug end clasps intermediate four single-sheaved block tourist buses 4, and intermediate four single-sheaved block tourist buses 4 are fixed on top locking device 1 bottom;Operating personnel controls the piston end stretching that top locking device 1 is located at four intermediate the second cylinders 10, in promotion Between the guide rods 16 of four 4 middle and lower part hook lock devices 2 of single-sheaved block tourist bus move downward, under the impetus of guide rod 16, first connects Bar 12 and second connecting rod 13 are rotated around its tie point, and behind dead point, the hook lock of tourist bus hook 11 is opened, and intermediate four single sliding It takes turns tourist bus 4 to be detached from tourist bus holder 18, becomes the fixed pulley for being fixed on 1 bottom of top locking device;
Step 4: double-drum winch 23 is rotated further, folding and unfolding steel wire rope 20, other single-sheaved block tourist buses 4 are begun to decline, top First cylinder of locking device 1, the second cylinder 10 reset, and the lower part hook lock device 2 in intermediate four single-sheaved block tourist buses 4 is also simultaneously It resets, lifting system becomes 8 rope systems.
Embodiment 3
As shown in fig. 7, a kind of rope of double-drum winch lifting system 4 of variable rope system is transform method, by eight single-sheaved blocks The movable pulley tourist bus group that tourist bus 4 forms controls placed in the middle six under the cooperation of top locking device 1 and lower part hook lock device 2 The bottom that 4 position of single-sheaved block tourist bus is fixed on top locking device 1 becomes movable pulley, carries out the rope system transformation of lifting system, Detailed process is:
Step 1: under the action of double-drum winch 23, all single-sheaved block tourist buses 4, which synchronize, to move up common operational and carries It rises tourist bus holder 18 and top drives 19, in addition to outermost two single-sheaved block tourist buses 4, other single-sheaved block tourist buses 4 are locked with top Tight device 1 is in contact, the top of the bottom end of the second cylinder 10 and the guide rod 16 inside single-sheaved block tourist bus 4 corresponding thereto It is in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses 4 will promote tourist bus holder 18 and top It drives and 19 continues to rise, until outermost two single-sheaved block tourist buses 4 stop operating after being contacted with top locking device 1, tourist bus at this time Holder 18 is contacted with the disengagement of tourist bus hook 11 positioned at intermediate single-sheaved block tourist bus 4, is convenient for the opening of 11 hook lock of tourist bus hook;
Step 3: the piston end that operating personnel controls six group of first cylinder in top locking device 1 stretches out, piston end top The lock in portion clasps intermediate six single-sheaved block tourist buses 4, and intermediate two single-sheaved block tourist buses 4 are fixed on the bottom of top locking device 1 Portion;The piston end that operating personnel controls six the second cylinders 10 in top locking device 1 stretches out, and pushes intermediate six single-sheaved blocks trip The guide rod 16 of 4 middle and lower part hook lock device 2 of vehicle moves downward, under the impetus of guide rod 16, first connecting rod 12 and second connecting rod 13 rotate around its tie point, and behind dead point, the hook lock of tourist bus hook 11 is opened, intermediate six single-sheaved block tourist buses 4 and tourist bus Holder 18 is detached from, and becomes the fixed pulley for being fixed on 1 bottom of top locking device;
Step 4: double-drum winch 23 is rotated further, folding and unfolding steel wire rope 20, under two single-sheaved block tourist buses 4 in outside start Drop, the first cylinder of top locking device 1, the second cylinder 10 reset, the lower part hook lock device in intermediate six single-sheaved block tourist buses 4 2 also reset simultaneously, and lifting system becomes 4 rope systems.
According to above-mentioned steps, the single-sheaved block tourist bus 4 in movable pulley tourist bus group is symmetrical in pairs successively from the inside to the outside It is detached from tourist bus holder 18, being fixed to the bottom of top locking device 1 becomes fixed pulley, outermost two single-sheaved block tourist buses 4 Always be fixed on tourist bus holder 18 is movable pulley, you can realizes the transformation of the 12 rope systems, 8 rope systems, 4 rope systems of lifting system.
Structure of the invention is ingenious in design, science, practicality, can fast and automatically change the transformation for realizing lifting system rope system;This Inventive structure is novel in design, and the change rope system that traveling system can be realized by remote automatic control acts, time saving and energy saving, safety Reliably;Link mechanism oneself can be effectively prevent to open tourist bus hook hook lock, security performance is high;Lower part hook lock device has self-locking work( Can, greatly improve the security performance of equipment;The working efficiency and device redundancy of lifting system can be improved, it is time saving and energy saving; The center of gravity that drilling equipment can effectively be reduced, improves the stability of Drilling derrick.

Claims (10)

1. a kind of double-drum winch lifting system of variable rope system, it includes the day vehicle frame mounted on derrick top(3), by several portions Single-sheaved block tourist bus(4)The movable pulley tourist bus group of composition, steel wire rope(20), double-drum winch(23), day vehicle frame(3)On be equipped with it is fixed Pulley blocks(21), leading block(22), it is characterised in that:The day vehicle frame(3)Bottom is equipped with top locking device(1), single Pulley tourist bus(4)Inside is equipped with lower part hook lock device(2);The top locking device(1)Including locking beam(5), lock beam (5)Upper lower wing plate between be evenly equipped with gusset of the several piece perpendicular to upper lower wing plate(6), beam will be locked(5)Inner cavity is divided into several Cavity, interior be equipped with of each cavity are fixed on locking beam(5)The first cylinder of a pair on web, the piston end top of each first cylinder End is equipped with lock;The lower part hook lock device(2)For a link mechanism, including tourist bus hook(11), first connecting rod(12), Two connecting rods(13), third connecting rod(14), guide rod(16), first connecting rod(12)Rear end and second connecting rod(13)Front end mutually cut with scissors It connects, first connecting rod(12)Front end and tourist bus hook(11)It is hinged, second connecting rod(13)Rear end be hinged on single-sheaved block tourist bus(4) Side plate on, third connecting rod(14)Bottom end be hinged on second connecting rod, third connecting rod(14)Top and guide rod(16)Bottom End is hinged, guide rod(16)Top be equipped with resetting spring(17), resetting spring(17)In tension;Guide rod(16)Top Portion and the second cylinder(10)Piston end bottom it is adjacent and coplanar, several the second cylinders being arranged side by side(10)Mounted on locking beam (5)Outside.
2. the double-drum winch lifting system of variable rope system according to claim 1, it is characterised in that:Second cylinder (10)Quantity than single-sheaved block tourist bus(4)Few two of quantity.
3. the double-drum winch lifting system of variable rope system according to claim 1 or 2, it is characterised in that:Described first Connecting rod(12)With second connecting rod(13)The direction of junction rotation is with tourist bus hook hook lock opening direction on the contrary, first connecting rod(12)With Second connecting rod(13)Tie point on the outside of be equipped with block(15).
4. the double-drum winch lifting system of variable rope system according to claim 3, it is characterised in that:The gusset(6) Bottom be equipped with guider(9).
5. the double-drum winch lifting system of variable rope system according to claim 4, it is characterised in that:The locking beam (5)By lower wing plate there is the welded H section steel of difference in height to be prepared.
6. the double-drum winch lifting system of variable rope system according to claim 5, it is characterised in that:One end is fixed on double Drum winder(23)Steel wire rope on one of roller(20)Around mounted on day vehicle frame(3)On leading block(22)Successively Pass through fixed pulley group(21)In fixed pulley and movable pulley tourist bus group in single-sheaved block tourist bus(4), then led by another two To pulley(22)It winds and is fixed to double-drum winch(23)Another roller on, fixed pulley group(21), movable pulley tourist bus group Form traveling system.
7. the double-drum winch lifting system of variable rope system according to claim 6, it is characterised in that:The steel wire rope (20)From fixed pulley group(21)Homonymy rope stretching.
8. a kind of double-drum winch lifting system rope system transform method of variable rope system, it is characterised in that:It is swum by eight single-sheaved blocks Vehicle(4)The movable pulley tourist bus group of composition is in top locking device(1)With lower part hook lock device(2)Cooperation under, control placed in the middle Two single-sheaved block tourist buses(4)It is fixed on top locking device(1)Bottom become fixed pulley, carry out lifting system rope system become It changes, detailed process is:
Step 1: in double-drum winch(23)Under the action of, all single-sheaved block tourist buses(4)It synchronizes and moves up common operational and carry Rise tourist bus holder(18)It is driven with top(19), remove outermost two single-sheaved block tourist buses(4)Outside, other single-sheaved block tourist buses(4)? With top locking device(1)It is in contact, the second cylinder(10)Bottom end with mounted on single-sheaved block tourist bus corresponding thereto(4)It is internal Guide rod(16)Top be in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses(4)Tourist bus holder will be promoted(18)The top and It drives(19)Continue to rise, until outermost two single-sheaved block tourist buses(4)With top locking device(1)It stops operating after contact, this When tourist bus holder(18)With the single-sheaved block tourist bus positioned at centre(4)Tourist bus hook(11)Contact is disengaged, tourist bus hook is convenient for(11)Hook The opening of lock;
Step 3: operating personnel controls top locking device(1)In the piston end of the first cylinder stretch out, the lock at the top of piston end It detains intermediate two single-sheaved block tourist buses(4)It clasps, intermediate two single-sheaved block tourist buses(4)It is fixed on top locking device(1)Bottom Portion;Operating personnel controls top locking device(1)Positioned at two intermediate the second cylinders(10)Piston end stretch out, push intermediate Two single-sheaved block tourist buses(4)Middle and lower part hook lock device(2)Guide rod(16)It moves downward, in guide rod(16)Impetus under, First connecting rod(12)And second connecting rod(13)It is rotated around its tie point, behind dead point, tourist bus hook(11)Hook lock be opened, Intermediate two single-sheaved block tourist buses(4)With tourist bus holder(18)It is detached from, becomes and be fixed on top locking device(1)Determine cunning in bottom Wheel;
Step 4: double-drum winch(23)It is rotated further, folding and unfolding steel wire rope(20), other single-sheaved block tourist buses(4)It begins to decline, on Portion's locking device(1)The first cylinder, the second cylinder(10)It resets, intermediate two single-sheaved block tourist buses(4)In lower part hook lock dress It sets(2)Also it resets simultaneously, lifting system becomes 12 rope systems.
9. a kind of double-drum winch lifting system rope system transform method of variable rope system, it is characterised in that:It is swum by eight single-sheaved blocks Vehicle(4)The movable pulley tourist bus group of composition is in top locking device(1)With lower part hook lock device(2)Cooperation under, control placed in the middle Four single-sheaved block tourist buses(4)It is fixed on top locking device(1)Bottom become fixed pulley, carry out lifting system rope system become It changes, detailed process is:
Step 1: in double-drum winch(23)Under the action of, all single-sheaved block tourist buses(4)It synchronizes and moves up common operational and carry Rise tourist bus holder(18)It is driven with top(19), remove outermost two single-sheaved block tourist buses(4)Outside, other single-sheaved block tourist buses(4)? With top locking device(1)It is in contact, the second cylinder(10)Bottom end with mounted on single-sheaved block tourist bus corresponding thereto(4)It is internal Guide rod(16)Top be in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses(4)Tourist bus holder will be promoted(18)The top and It drives(19)Continue to rise, until outermost two single-sheaved block tourist buses(4)With top locking device(1)It stops operating after contact, this When tourist bus holder(18)With the single-sheaved block tourist bus positioned at centre(4)Tourist bus hook(11)Contact is disengaged, tourist bus hook is convenient for(11)Hook The opening of lock;
Step 3: operating personnel controls top locking device(1)In the piston end of four group of first cylinder placed in the middle stretch out, piston Hold the lock at top by intermediate four single-sheaved block tourist buses(4)It clasps, intermediate four single-sheaved block tourist buses(4)It is fixed on top locking dress It sets(1)Bottom;Operating personnel controls top locking device(1)Positioned at four intermediate the second cylinders(10)Piston end stretch Go out, pushes intermediate four single-sheaved block tourist buses(4)Middle and lower part hook lock device(2)Guide rod(16)It moves downward, in guide rod(16)'s Under impetus, first connecting rod(12)And second connecting rod(13)It is rotated around its tie point, behind dead point, tourist bus hook(11)'s Hook lock is opened, intermediate four single-sheaved block tourist buses(4)With tourist bus holder(18)It is detached from, becomes and be fixed on top locking device(1) The fixed pulley of bottom;
Step 4: double-drum winch(23)It is rotated further, folding and unfolding steel wire rope(20), other single-sheaved block tourist buses(4)It begins to decline, on Portion's locking device(1)The first cylinder, the second cylinder(10)It resets, intermediate four single-sheaved block tourist buses(4)In lower part hook lock dress It sets(2)Also it resets simultaneously, lifting system becomes 8 rope systems.
10. a kind of double-drum winch lifting system rope system transform method of variable rope system, it is characterised in that:It is swum by eight single-sheaved blocks Vehicle(4)The movable pulley tourist bus group of composition is in top locking device(1)With lower part hook lock device(2)Cooperation under, control placed in the middle Six single-sheaved block tourist buses(4)It is fixed on top locking device(1)Bottom become fixed pulley, carry out lifting system rope system become It changes, detailed process is:
Step 1: in double-drum winch(23)Under the action of, all single-sheaved block tourist buses(4)It synchronizes and moves up common operational and carry Rise tourist bus holder(18)It is driven with top(19), remove outermost two single-sheaved block tourist buses(4)Outside, other single-sheaved block tourist buses(4)? With top locking device(1)It is in contact, the second cylinder(10)Bottom end with mounted on single-sheaved block tourist bus corresponding thereto(4)It is internal Guide rod(16)Top be in contact;
Step 2: double-drum winch is rotated further, outermost two single-sheaved block tourist buses(4)Tourist bus holder will be promoted(18)The top and It drives(19)Continue to rise, until outermost two single-sheaved block tourist buses(4)With top locking device(1)It stops operating after contact, this When tourist bus holder(18)With the single-sheaved block tourist bus positioned at centre(4)Tourist bus hook(11)Contact is disengaged, tourist bus hook is convenient for(11)Hook The opening of lock;
Step 3: operating personnel controls top locking device(1)In the piston end of six group of first cylinder stretch out, at the top of piston end Lock by intermediate six single-sheaved block tourist buses(4)It clasps, intermediate two single-sheaved block tourist buses(4)It is fixed on top locking device(1) Bottom;Operating personnel controls top locking device(1)In six the second cylinders(10)Piston end stretch out, push intermediate six Single-sheaved block tourist bus(4)Middle and lower part hook lock device(2)Guide rod(16)It moves downward, in guide rod(16)Impetus under, first Connecting rod(12)And second connecting rod(13)It is rotated around its tie point, behind dead point, tourist bus hook(11)Hook lock be opened, it is intermediate Six single-sheaved block tourist buses(4)With tourist bus holder(18)It is detached from, becomes and be fixed on top locking device(1)The fixed pulley of bottom;
Step 4: double-drum winch(23)It is rotated further, folding and unfolding steel wire rope(20), two single-sheaved block tourist buses in outside(4)Start Decline, top locking device(1)The first cylinder, the second cylinder(10)It resets, intermediate six single-sheaved block tourist buses(4)In lower part Hook lock device(2)Also it resets simultaneously, lifting system becomes 4 rope systems.
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FR2228024A1 (en) * 1973-05-02 1974-11-29 Richier Sa Changeover for tower crane lifting hook - latch changes four strand pulley system to two strand
GB2176456B (en) * 1985-04-26 1988-04-07 Man Wolffkran Apparatus for changing over the operation of the lifting cable in a crane
CN101712443A (en) * 2009-12-22 2010-05-26 舞阳钢铁有限责任公司 Quick replacement method of steel cables of crane
CN103010999A (en) * 2013-01-09 2013-04-03 商友云 Adjustable pulley block mechanism
CN203450817U (en) * 2013-08-22 2014-02-26 黄永胜 Wire tie clamping and overturning mechanism

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228024A1 (en) * 1973-05-02 1974-11-29 Richier Sa Changeover for tower crane lifting hook - latch changes four strand pulley system to two strand
GB2176456B (en) * 1985-04-26 1988-04-07 Man Wolffkran Apparatus for changing over the operation of the lifting cable in a crane
CN101712443A (en) * 2009-12-22 2010-05-26 舞阳钢铁有限责任公司 Quick replacement method of steel cables of crane
CN103010999A (en) * 2013-01-09 2013-04-03 商友云 Adjustable pulley block mechanism
CN203450817U (en) * 2013-08-22 2014-02-26 黄永胜 Wire tie clamping and overturning mechanism

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